gl_rmain.c

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20 // r_main.c
  21
  22 #include "quakedef.h"
  23 #include "cl_dyntexture.h"
  24 #include "r_shadow.h"
  25 #include "polygon.h"
  26 #include "image.h"
  27 #include "ft2.h"
  28 #include "csprogs.h"
  29 #include "cl_video.h"
  30 #include "dpsoftrast.h"
  31
  32 #ifdef SUPPORTD3D
  33 #include <d3d9.h>
  34 extern LPDIRECT3DDEVICE9 vid_d3d9dev;
  35 #endif
  36
  37 mempool_t *r_main_mempool;
  38 rtexturepool_t *r_main_texturepool;
  39
  40 static int r_textureframe = 0; ///< used only by R_GetCurrentTexture
  41
  42 static qboolean r_loadnormalmap;
  43 static qboolean r_loadgloss;
  44 qboolean r_loadfog;
  45 static qboolean r_loaddds;
  46 static qboolean r_savedds;
  47
  48 //
  49 // screen size info
  50 //
  51 r_refdef_t r_refdef;
  52
  53 cvar_t r_motionblur = {CVAR_SAVE, "r_motionblur", "0", "motionblur value scale - 0.5 recommended"};
  54 cvar_t r_damageblur = {CVAR_SAVE, "r_damageblur", "0", "motionblur based on damage"};
  55 cvar_t r_motionblur_vmin = {CVAR_SAVE, "r_motionblur_vmin", "300", "minimum influence from velocity"};
  56 cvar_t r_motionblur_vmax = {CVAR_SAVE, "r_motionblur_vmax", "600", "maximum influence from velocity"};
  57 cvar_t r_motionblur_bmin = {CVAR_SAVE, "r_motionblur_bmin", "0.5", "velocity at which there is no blur yet (may be negative to always have some blur)"};
  58 cvar_t r_motionblur_vcoeff = {CVAR_SAVE, "r_motionblur_vcoeff", "0.05", "sliding average reaction time for velocity"};
  59 cvar_t r_motionblur_maxblur = {CVAR_SAVE, "r_motionblur_maxblur", "0.88", "cap for motionblur alpha value"};
  60 cvar_t r_motionblur_randomize = {CVAR_SAVE, "r_motionblur_randomize", "0.1", "randomizing coefficient to workaround ghosting"};
  61
  62 // TODO do we want a r_equalize_entities cvar that works on all ents, or would that be a cheat?
  63 cvar_t r_equalize_entities_fullbright = {CVAR_SAVE, "r_equalize_entities_fullbright", "0", "render fullbright entities by equalizing their lightness, not by not rendering light"};
  64 cvar_t r_equalize_entities_minambient = {CVAR_SAVE, "r_equalize_entities_minambient", "0.5", "light equalizing: ensure at least this ambient/diffuse ratio"};
  65 cvar_t r_equalize_entities_by = {CVAR_SAVE, "r_equalize_entities_by", "0.7", "light equalizing: exponent of dynamics compression (0 = no compression, 1 = full compression)"};
  66 cvar_t r_equalize_entities_to = {CVAR_SAVE, "r_equalize_entities_to", "0.8", "light equalizing: target light level"};
  67
  68 cvar_t r_depthfirst = {CVAR_SAVE, "r_depthfirst", "0", "renders a depth-only version of the scene before normal rendering begins to eliminate overdraw, values: 0 = off, 1 = world depth, 2 = world and model depth"};
  69 cvar_t r_useinfinitefarclip = {CVAR_SAVE, "r_useinfinitefarclip", "1", "enables use of a special kind of projection matrix that has an extremely large farclip"};
  70 cvar_t r_farclip_base = {0, "r_farclip_base", "65536", "farclip (furthest visible distance) for rendering when r_useinfinitefarclip is 0"};
  71 cvar_t r_farclip_world = {0, "r_farclip_world", "2", "adds map size to farclip multiplied by this value"};
  72 cvar_t r_nearclip = {0, "r_nearclip", "1", "distance from camera of nearclip plane" };
  73 cvar_t r_showbboxes = {0, "r_showbboxes", "0", "shows bounding boxes of server entities, value controls opacity scaling (1 = 10%,  10 = 100%)"};
  74 cvar_t r_showsurfaces = {0, "r_showsurfaces", "0", "1 shows surfaces as different colors, or a value of 2 shows triangle draw order (for analyzing whether meshes are optimized for vertex cache)"};
  75 cvar_t r_showtris = {0, "r_showtris", "0", "shows triangle outlines, value controls brightness (can be above 1)"};
  76 cvar_t r_shownormals = {0, "r_shownormals", "0", "shows per-vertex surface normals and tangent vectors for bumpmapped lighting"};
  77 cvar_t r_showlighting = {0, "r_showlighting", "0", "shows areas lit by lights, useful for finding out why some areas of a map render slowly (bright orange = lots of passes = slow), a value of 2 disables depth testing which can be interesting but not very useful"};
  78 cvar_t r_showshadowvolumes = {0, "r_showshadowvolumes", "0", "shows areas shadowed by lights, useful for finding out why some areas of a map render slowly (bright blue = lots of passes = slow), a value of 2 disables depth testing which can be interesting but not very useful"};
  79 cvar_t r_showcollisionbrushes = {0, "r_showcollisionbrushes", "0", "draws collision brushes in quake3 maps (mode 1), mode 2 disables rendering of world (trippy!)"};
  80 cvar_t r_showcollisionbrushes_polygonfactor = {0, "r_showcollisionbrushes_polygonfactor", "-1", "expands outward the brush polygons a little bit, used to make collision brushes appear infront of walls"};
  81 cvar_t r_showcollisionbrushes_polygonoffset = {0, "r_showcollisionbrushes_polygonoffset", "0", "nudges brush polygon depth in hardware depth units, used to make collision brushes appear infront of walls"};
  82 cvar_t r_showdisabledepthtest = {0, "r_showdisabledepthtest", "0", "disables depth testing on r_show* cvars, allowing you to see what hidden geometry the graphics card is processing"};
  83 cvar_t r_drawportals = {0, "r_drawportals", "0", "shows portals (separating polygons) in world interior in quake1 maps"};
  84 cvar_t r_drawentities = {0, "r_drawentities","1", "draw entities (doors, players, projectiles, etc)"};
  85 cvar_t r_draw2d = {0, "r_draw2d","1", "draw 2D stuff (dangerous to turn off)"};
  86 cvar_t r_drawworld = {0, "r_drawworld","1", "draw world (most static stuff)"};
  87 cvar_t r_drawviewmodel = {0, "r_drawviewmodel","1", "draw your weapon model"};
  88 cvar_t r_drawexteriormodel = {0, "r_drawexteriormodel","1", "draw your player model (e.g. in chase cam, reflections)"};
  89 cvar_t r_cullentities_trace = {0, "r_cullentities_trace", "1", "probabistically cull invisible entities"};
  90 cvar_t r_cullentities_trace_samples = {0, "r_cullentities_trace_samples", "2", "number of samples to test for entity culling (in addition to center sample)"};
  91 cvar_t r_cullentities_trace_tempentitysamples = {0, "r_cullentities_trace_tempentitysamples", "-1", "number of samples to test for entity culling of temp entities (including all CSQC entities), -1 disables trace culling on these entities to prevent flicker (pvs still applies)"};
  92 cvar_t r_cullentities_trace_enlarge = {0, "r_cullentities_trace_enlarge", "0", "box enlargement for entity culling"};
  93 cvar_t r_cullentities_trace_delay = {0, "r_cullentities_trace_delay", "1", "number of seconds until the entity gets actually culled"};
  94 cvar_t r_speeds = {0, "r_speeds","0", "displays rendering statistics and per-subsystem timings"};
  95 cvar_t r_fullbright = {0, "r_fullbright","0", "makes map very bright and renders faster"};
  96
  97 cvar_t r_fakelight = {0, "r_fakelight","0", "render 'fake' lighting instead of real lightmaps"};
  98 cvar_t r_fakelight_intensity = {0, "r_fakelight_intensity","0.75", "fakelight intensity modifier"};
  99 #define FAKELIGHT_ENABLED (r_fakelight.integer >= 2 || (r_fakelight.integer && r_refdef.scene.worldmodel && !r_refdef.scene.worldmodel->lit))
 100
 101 cvar_t r_wateralpha = {CVAR_SAVE, "r_wateralpha","1", "opacity of water polygons"};
 102 cvar_t r_dynamic = {CVAR_SAVE, "r_dynamic","1", "enables dynamic lights (rocket glow and such)"};
 103 cvar_t r_fullbrights = {CVAR_SAVE, "r_fullbrights", "1", "enables glowing pixels in quake textures (changes need r_restart to take effect)"};
 104 cvar_t r_shadows = {CVAR_SAVE, "r_shadows", "0", "casts fake stencil shadows from models onto the world (rtlights are unaffected by this); when set to 2, always cast the shadows in the direction set by r_shadows_throwdirection, otherwise use the model lighting."};
 105 cvar_t r_shadows_darken = {CVAR_SAVE, "r_shadows_darken", "0.5", "how much shadowed areas will be darkened"};
 106 cvar_t r_shadows_throwdistance = {CVAR_SAVE, "r_shadows_throwdistance", "500", "how far to cast shadows from models"};
 107 cvar_t r_shadows_throwdirection = {CVAR_SAVE, "r_shadows_throwdirection", "0 0 -1", "override throwing direction for r_shadows 2"};
 108 cvar_t r_shadows_drawafterrtlighting = {CVAR_SAVE, "r_shadows_drawafterrtlighting", "0", "draw fake shadows AFTER realtime lightning is drawn. May be useful for simulating fast sunlight on large outdoor maps with only one noshadow rtlight. The price is less realistic appearance of dynamic light shadows."};
 109 cvar_t r_shadows_castfrombmodels = {CVAR_SAVE, "r_shadows_castfrombmodels", "0", "do cast shadows from bmodels"};
 110 cvar_t r_shadows_focus = {CVAR_SAVE, "r_shadows_focus", "0 0 0", "offset the shadowed area focus"};
 111 cvar_t r_shadows_shadowmapscale = {CVAR_SAVE, "r_shadows_shadowmapscale", "1", "increases shadowmap quality (multiply global shadowmap precision) for fake shadows. Needs shadowmapping ON."};
 112 cvar_t r_q1bsp_skymasking = {0, "r_q1bsp_skymasking", "1", "allows sky polygons in quake1 maps to obscure other geometry"};
 113 cvar_t r_polygonoffset_submodel_factor = {0, "r_polygonoffset_submodel_factor", "0", "biases depth values of world submodels such as doors, to prevent z-fighting artifacts in Quake maps"};
 114 cvar_t r_polygonoffset_submodel_offset = {0, "r_polygonoffset_submodel_offset", "14", "biases depth values of world submodels such as doors, to prevent z-fighting artifacts in Quake maps"};
 115 cvar_t r_polygonoffset_decals_factor = {0, "r_polygonoffset_decals_factor", "0", "biases depth values of decals to prevent z-fighting artifacts"};
 116 cvar_t r_polygonoffset_decals_offset = {0, "r_polygonoffset_decals_offset", "-14", "biases depth values of decals to prevent z-fighting artifacts"};
 117 cvar_t r_fog_exp2 = {0, "r_fog_exp2", "0", "uses GL_EXP2 fog (as in Nehahra) rather than realistic GL_EXP fog"};
 118 cvar_t r_drawfog = {CVAR_SAVE, "r_drawfog", "1", "allows one to disable fog rendering"};
 119 cvar_t r_transparentdepthmasking = {CVAR_SAVE, "r_transparentdepthmasking", "0", "enables depth writes on transparent meshes whose materially is normally opaque, this prevents seeing the inside of a transparent mesh"};
 120
 121 cvar_t gl_fogenable = {0, "gl_fogenable", "0", "nehahra fog enable (for Nehahra compatibility only)"};
 122 cvar_t gl_fogdensity = {0, "gl_fogdensity", "0.25", "nehahra fog density (recommend values below 0.1) (for Nehahra compatibility only)"};
 123 cvar_t gl_fogred = {0, "gl_fogred","0.3", "nehahra fog color red value (for Nehahra compatibility only)"};
 124 cvar_t gl_foggreen = {0, "gl_foggreen","0.3", "nehahra fog color green value (for Nehahra compatibility only)"};
 125 cvar_t gl_fogblue = {0, "gl_fogblue","0.3", "nehahra fog color blue value (for Nehahra compatibility only)"};
 126 cvar_t gl_fogstart = {0, "gl_fogstart", "0", "nehahra fog start distance (for Nehahra compatibility only)"};
 127 cvar_t gl_fogend = {0, "gl_fogend","0", "nehahra fog end distance (for Nehahra compatibility only)"};
 128 cvar_t gl_skyclip = {0, "gl_skyclip", "4608", "nehahra farclip distance - the real fog end (for Nehahra compatibility only)"};
 129
 130 cvar_t r_texture_dds_load = {CVAR_SAVE, "r_texture_dds_load", "0", "load compressed dds/filename.dds texture instead of filename.tga, if the file exists (requires driver support)"};
 131 cvar_t r_texture_dds_save = {CVAR_SAVE, "r_texture_dds_save", "0", "save compressed dds/filename.dds texture when filename.tga is loaded, so that it can be loaded instead next time"};
 132
 133 cvar_t r_texture_convertsRGB_2d = {0, "r_texture_convertsRGB_2d", "0", "load textures as sRGB and convert to linear for proper shading"};
 134 cvar_t r_texture_convertsRGB_skin = {0, "r_texture_convertsRGB_skin", "0", "load textures as sRGB and convert to linear for proper shading"};
 135 cvar_t r_texture_convertsRGB_cubemap = {0, "r_texture_convertsRGB_cubemap", "0", "load textures as sRGB and convert to linear for proper shading"};
 136 cvar_t r_texture_convertsRGB_skybox = {0, "r_texture_convertsRGB_skybox", "0", "load textures as sRGB and convert to linear for proper shading"};
 137 cvar_t r_texture_convertsRGB_particles = {0, "r_texture_convertsRGB_particles", "0", "load textures as sRGB and convert to linear for proper shading"};
 138
 139 cvar_t r_textureunits = {0, "r_textureunits", "32", "number of texture units to use in GL 1.1 and GL 1.3 rendering paths"};
 140 static cvar_t gl_combine = {CVAR_READONLY, "gl_combine", "1", "indicates whether the OpenGL 1.3 rendering path is active"};
 141 static cvar_t r_glsl = {CVAR_READONLY, "r_glsl", "1", "indicates whether the OpenGL 2.0 rendering path is active"};
 142
 143 cvar_t r_glsl_deluxemapping = {CVAR_SAVE, "r_glsl_deluxemapping", "1", "use per pixel lighting on deluxemap-compiled q3bsp maps (or a value of 2 forces deluxemap shading even without deluxemaps)"};
 144 cvar_t r_glsl_offsetmapping = {CVAR_SAVE, "r_glsl_offsetmapping", "0", "offset mapping effect (also known as parallax mapping or virtual displacement mapping)"};
 145 cvar_t r_glsl_offsetmapping_reliefmapping = {CVAR_SAVE, "r_glsl_offsetmapping_reliefmapping", "0", "relief mapping effect (higher quality)"};
 146 cvar_t r_glsl_offsetmapping_scale = {CVAR_SAVE, "r_glsl_offsetmapping_scale", "0.04", "how deep the offset mapping effect is"};
 147 cvar_t r_glsl_postprocess = {CVAR_SAVE, "r_glsl_postprocess", "0", "use a GLSL postprocessing shader"};
 148 cvar_t r_glsl_postprocess_uservec1 = {CVAR_SAVE, "r_glsl_postprocess_uservec1", "0 0 0 0", "a 4-component vector to pass as uservec1 to the postprocessing shader (only useful if default.glsl has been customized)"};
 149 cvar_t r_glsl_postprocess_uservec2 = {CVAR_SAVE, "r_glsl_postprocess_uservec2", "0 0 0 0", "a 4-component vector to pass as uservec2 to the postprocessing shader (only useful if default.glsl has been customized)"};
 150 cvar_t r_glsl_postprocess_uservec3 = {CVAR_SAVE, "r_glsl_postprocess_uservec3", "0 0 0 0", "a 4-component vector to pass as uservec3 to the postprocessing shader (only useful if default.glsl has been customized)"};
 151 cvar_t r_glsl_postprocess_uservec4 = {CVAR_SAVE, "r_glsl_postprocess_uservec4", "0 0 0 0", "a 4-component vector to pass as uservec4 to the postprocessing shader (only useful if default.glsl has been customized)"};
 152 cvar_t r_glsl_postprocess_uservec1_enable = {CVAR_SAVE, "r_glsl_postprocess_uservec1_enable", "1", "enables postprocessing uservec1 usage, creates USERVEC1 define (only useful if default.glsl has been customized)"};
 153 cvar_t r_glsl_postprocess_uservec2_enable = {CVAR_SAVE, "r_glsl_postprocess_uservec2_enable", "1", "enables postprocessing uservec2 usage, creates USERVEC1 define (only useful if default.glsl has been customized)"};
 154 cvar_t r_glsl_postprocess_uservec3_enable = {CVAR_SAVE, "r_glsl_postprocess_uservec3_enable", "1", "enables postprocessing uservec3 usage, creates USERVEC1 define (only useful if default.glsl has been customized)"};
 155 cvar_t r_glsl_postprocess_uservec4_enable = {CVAR_SAVE, "r_glsl_postprocess_uservec4_enable", "1", "enables postprocessing uservec4 usage, creates USERVEC1 define (only useful if default.glsl has been customized)"};
 156
 157 cvar_t r_water = {CVAR_SAVE, "r_water", "0", "whether to use reflections and refraction on water surfaces (note: r_wateralpha must be set below 1)"};
 158 cvar_t r_water_clippingplanebias = {CVAR_SAVE, "r_water_clippingplanebias", "1", "a rather technical setting which avoids black pixels around water edges"};
 159 cvar_t r_water_resolutionmultiplier = {CVAR_SAVE, "r_water_resolutionmultiplier", "0.5", "multiplier for screen resolution when rendering refracted/reflected scenes, 1 is full quality, lower values are faster"};
 160 cvar_t r_water_refractdistort = {CVAR_SAVE, "r_water_refractdistort", "0.01", "how much water refractions shimmer"};
 161 cvar_t r_water_reflectdistort = {CVAR_SAVE, "r_water_reflectdistort", "0.01", "how much water reflections shimmer"};
 162 cvar_t r_water_scissormode = {0, "r_water_scissormode", "3", "scissor (1) or cull (2) or both (3) water renders"};
 163
 164 cvar_t r_lerpsprites = {CVAR_SAVE, "r_lerpsprites", "0", "enables animation smoothing on sprites"};
 165 cvar_t r_lerpmodels = {CVAR_SAVE, "r_lerpmodels", "1", "enables animation smoothing on models"};
 166 cvar_t r_lerplightstyles = {CVAR_SAVE, "r_lerplightstyles", "0", "enable animation smoothing on flickering lights"};
 167 cvar_t r_waterscroll = {CVAR_SAVE, "r_waterscroll", "1", "makes water scroll around, value controls how much"};
 168
 169 cvar_t r_bloom = {CVAR_SAVE, "r_bloom", "0", "enables bloom effect (makes bright pixels affect neighboring pixels)"};
 170 cvar_t r_bloom_colorscale = {CVAR_SAVE, "r_bloom_colorscale", "1", "how bright the glow is"};
 171 cvar_t r_bloom_brighten = {CVAR_SAVE, "r_bloom_brighten", "2", "how bright the glow is, after subtract/power"};
 172 cvar_t r_bloom_blur = {CVAR_SAVE, "r_bloom_blur", "4", "how large the glow is"};
 173 cvar_t r_bloom_resolution = {CVAR_SAVE, "r_bloom_resolution", "320", "what resolution to perform the bloom effect at (independent of screen resolution)"};
 174 cvar_t r_bloom_colorexponent = {CVAR_SAVE, "r_bloom_colorexponent", "1", "how exaggerated the glow is"};
 175 cvar_t r_bloom_colorsubtract = {CVAR_SAVE, "r_bloom_colorsubtract", "0.125", "reduces bloom colors by a certain amount"};
 176
 177 cvar_t r_hdr = {CVAR_SAVE, "r_hdr", "0", "enables High Dynamic Range bloom effect (higher quality version of r_bloom)"};
 178 cvar_t r_hdr_scenebrightness = {CVAR_SAVE, "r_hdr_scenebrightness", "1", "global rendering brightness"};
 179 cvar_t r_hdr_glowintensity = {CVAR_SAVE, "r_hdr_glowintensity", "1", "how bright light emitting textures should appear"};
 180 cvar_t r_hdr_range = {CVAR_SAVE, "r_hdr_range", "4", "how much dynamic range to render bloom with (equivalent to multiplying r_bloom_brighten by this value and dividing r_bloom_colorscale by this value)"};
 181 cvar_t r_hdr_irisadaptation = {CVAR_SAVE, "r_hdr_irisadaptation", "0", "adjust scene brightness according to light intensity at player location"};
 182 cvar_t r_hdr_irisadaptation_multiplier = {CVAR_SAVE, "r_hdr_irisadaptation_multiplier", "2", "brightness at which value will be 1.0"};
 183 cvar_t r_hdr_irisadaptation_minvalue = {CVAR_SAVE, "r_hdr_irisadaptation_minvalue", "0.5", "minimum value that can result from multiplier / brightness"};
 184 cvar_t r_hdr_irisadaptation_maxvalue = {CVAR_SAVE, "r_hdr_irisadaptation_maxvalue", "4", "maximum value that can result from multiplier / brightness"};
 185 cvar_t r_hdr_irisadaptation_value = {0, "r_hdr_irisadaptation_value", "1", "current value as scenebrightness multiplier, changes continuously when irisadaptation is active"};
 186 cvar_t r_hdr_irisadaptation_fade = {CVAR_SAVE, "r_hdr_irisadaptation_fade", "1", "fade rate at which value adjusts"};
 187
 188 cvar_t r_smoothnormals_areaweighting = {0, "r_smoothnormals_areaweighting", "1", "uses significantly faster (and supposedly higher quality) area-weighted vertex normals and tangent vectors rather than summing normalized triangle normals and tangents"};
 189
 190 cvar_t developer_texturelogging = {0, "developer_texturelogging", "0", "produces a textures.log file containing names of skins and map textures the engine tried to load"};
 191
 192 cvar_t gl_lightmaps = {0, "gl_lightmaps", "0", "draws only lightmaps, no texture (for level designers)"};
 193
 194 cvar_t r_test = {0, "r_test", "0", "internal development use only, leave it alone (usually does nothing anyway)"};
 195 cvar_t r_track_sprites = {CVAR_SAVE, "r_track_sprites", "1", "track SPR_LABEL* sprites by putting them as indicator at the screen border to rotate to"};
 196 cvar_t r_track_sprites_flags = {CVAR_SAVE, "r_track_sprites_flags", "1", "1: Rotate sprites accordingly, 2: Make it a continuous rotation"};
 197 cvar_t r_track_sprites_scalew = {CVAR_SAVE, "r_track_sprites_scalew", "1", "width scaling of tracked sprites"};
 198 cvar_t r_track_sprites_scaleh = {CVAR_SAVE, "r_track_sprites_scaleh", "1", "height scaling of tracked sprites"};
 199 cvar_t r_overheadsprites_perspective = {CVAR_SAVE, "r_overheadsprites_perspective", "5", "fake perspective effect for SPR_OVERHEAD sprites"};
 200 cvar_t r_overheadsprites_pushback = {CVAR_SAVE, "r_overheadsprites_pushback", "15", "how far to pull the SPR_OVERHEAD sprites toward the eye (used to avoid intersections with 3D models)"};
 201 cvar_t r_overheadsprites_scalex = {CVAR_SAVE, "r_overheadsprites_scalex", "1", "additional scale for overhead sprites for x axis"};
 202 cvar_t r_overheadsprites_scaley = {CVAR_SAVE, "r_overheadsprites_scaley", "1", "additional scale for overhead sprites for y axis"};
 203
 204 cvar_t r_glsl_saturation = {CVAR_SAVE, "r_glsl_saturation", "1", "saturation multiplier (only working in glsl!)"};
 205 cvar_t r_glsl_saturation_redcompensate = {CVAR_SAVE, "r_glsl_saturation_redcompensate", "0", "a 'vampire sight' addition to desaturation effect, does compensation for red color, r_glsl_restart is required"};
 206
 207 cvar_t r_framedatasize = {CVAR_SAVE, "r_framedatasize", "0.5", "size of renderer data cache used during one frame (for skeletal animation caching, light processing, etc)"};
 208
 209 extern cvar_t v_glslgamma;
 210
 211 extern qboolean v_flipped_state;
 212
 213 static struct r_bloomstate_s
 214 {
 215         qboolean enabled;
 216         qboolean hdr;
 217
 218         int bloomwidth, bloomheight;
 219
 220         int screentexturewidth, screentextureheight;
 221         rtexture_t *texture_screen; /// \note also used for motion blur if enabled!
 222
 223         int bloomtexturewidth, bloomtextureheight;
 224         rtexture_t *texture_bloom;
 225
 226         // arrays for rendering the screen passes
 227         float screentexcoord2f[8];
 228         float bloomtexcoord2f[8];
 229         float offsettexcoord2f[8];
 230
 231         r_viewport_t viewport;
 232 }
 233 r_bloomstate;
 234
 235 r_waterstate_t r_waterstate;
 236
 237 /// shadow volume bsp struct with automatically growing nodes buffer
 238 svbsp_t r_svbsp;
 239
 240 rtexture_t *r_texture_blanknormalmap;
 241 rtexture_t *r_texture_white;
 242 rtexture_t *r_texture_grey128;
 243 rtexture_t *r_texture_black;
 244 rtexture_t *r_texture_notexture;
 245 rtexture_t *r_texture_whitecube;
 246 rtexture_t *r_texture_normalizationcube;
 247 rtexture_t *r_texture_fogattenuation;
 248 rtexture_t *r_texture_fogheighttexture;
 249 rtexture_t *r_texture_gammaramps;
 250 unsigned int r_texture_gammaramps_serial;
 251 //rtexture_t *r_texture_fogintensity;
 252 rtexture_t *r_texture_reflectcube;
 253
 254 // TODO: hash lookups?
 255 typedef struct cubemapinfo_s
 256 {
 257         char basename[64];
 258         rtexture_t *texture;
 259 }
 260 cubemapinfo_t;
 261
 262 int r_texture_numcubemaps;
 263 cubemapinfo_t r_texture_cubemaps[MAX_CUBEMAPS];
 264
 265 unsigned int r_queries[MAX_OCCLUSION_QUERIES];
 266 unsigned int r_numqueries;
 267 unsigned int r_maxqueries;
 268
 269 typedef struct r_qwskincache_s
 270 {
 271         char name[MAX_QPATH];
 272         skinframe_t *skinframe;
 273 }
 274 r_qwskincache_t;
 275
 276 static r_qwskincache_t *r_qwskincache;
 277 static int r_qwskincache_size;
 278
 279 /// vertex coordinates for a quad that covers the screen exactly
 280 extern const float r_screenvertex3f[12];
 281 extern const float r_d3dscreenvertex3f[12];
 282 const float r_screenvertex3f[12] =
 283 {
 284         0, 0, 0,
 285         1, 0, 0,
 286         1, 1, 0,
 287         0, 1, 0
 288 };
 289 const float r_d3dscreenvertex3f[12] =
 290 {
 291         0, 1, 0,
 292         1, 1, 0,
 293         1, 0, 0,
 294         0, 0, 0
 295 };
 296
 297 void R_ModulateColors(float *in, float *out, int verts, float r, float g, float b)
 298 {
 299         int i;
 300         for (i = 0;i < verts;i++)
 301         {
 302                 out[0] = in[0] * r;
 303                 out[1] = in[1] * g;
 304                 out[2] = in[2] * b;
 305                 out[3] = in[3];
 306                 in += 4;
 307                 out += 4;
 308         }
 309 }
 310
 311 void R_FillColors(float *out, int verts, float r, float g, float b, float a)
 312 {
 313         int i;
 314         for (i = 0;i < verts;i++)
 315         {
 316                 out[0] = r;
 317                 out[1] = g;
 318                 out[2] = b;
 319                 out[3] = a;
 320                 out += 4;
 321         }
 322 }
 323
 324 // FIXME: move this to client?
 325 void FOG_clear(void)
 326 {
 327         if (gamemode == GAME_NEHAHRA)
 328         {
 329                 Cvar_Set("gl_fogenable", "0");
 330                 Cvar_Set("gl_fogdensity", "0.2");
 331                 Cvar_Set("gl_fogred", "0.3");
 332                 Cvar_Set("gl_foggreen", "0.3");
 333                 Cvar_Set("gl_fogblue", "0.3");
 334         }
 335         r_refdef.fog_density = 0;
 336         r_refdef.fog_red = 0;
 337         r_refdef.fog_green = 0;
 338         r_refdef.fog_blue = 0;
 339         r_refdef.fog_alpha = 1;
 340         r_refdef.fog_start = 0;
 341         r_refdef.fog_end = 16384;
 342         r_refdef.fog_height = 1<<30;
 343         r_refdef.fog_fadedepth = 128;
 344         memset(r_refdef.fog_height_texturename, 0, sizeof(r_refdef.fog_height_texturename));
 345 }
 346
 347 static void R_BuildBlankTextures(void)
 348 {
 349         unsigned char data[4];
 350         data[2] = 128; // normal X
 351         data[1] = 128; // normal Y
 352         data[0] = 255; // normal Z
 353         data[3] = 128; // height
 354         r_texture_blanknormalmap = R_LoadTexture2D(r_main_texturepool, "blankbump", 1, 1, data, TEXTYPE_BGRA, TEXF_PERSISTENT, -1, NULL);
 355         data[0] = 255;
 356         data[1] = 255;
 357         data[2] = 255;
 358         data[3] = 255;
 359         r_texture_white = R_LoadTexture2D(r_main_texturepool, "blankwhite", 1, 1, data, TEXTYPE_BGRA, TEXF_PERSISTENT, -1, NULL);
 360         data[0] = 128;
 361         data[1] = 128;
 362         data[2] = 128;
 363         data[3] = 255;
 364         r_texture_grey128 = R_LoadTexture2D(r_main_texturepool, "blankgrey128", 1, 1, data, TEXTYPE_BGRA, TEXF_PERSISTENT, -1, NULL);
 365         data[0] = 0;
 366         data[1] = 0;
 367         data[2] = 0;
 368         data[3] = 255;
 369         r_texture_black = R_LoadTexture2D(r_main_texturepool, "blankblack", 1, 1, data, TEXTYPE_BGRA, TEXF_PERSISTENT, -1, NULL);
 370 }
 371
 372 static void R_BuildNoTexture(void)
 373 {
 374         int x, y;
 375         unsigned char pix[16][16][4];
 376         // this makes a light grey/dark grey checkerboard texture
 377         for (y = 0;y < 16;y++)
 378         {
 379                 for (x = 0;x < 16;x++)
 380                 {
 381                         if ((y < 8) ^ (x < 8))
 382                         {
 383                                 pix[y][x][0] = 128;
 384                                 pix[y][x][1] = 128;
 385                                 pix[y][x][2] = 128;
 386                                 pix[y][x][3] = 255;
 387                         }
 388                         else
 389                         {
 390                                 pix[y][x][0] = 64;
 391                                 pix[y][x][1] = 64;
 392                                 pix[y][x][2] = 64;
 393                                 pix[y][x][3] = 255;
 394                         }
 395                 }
 396         }
 397         r_texture_notexture = R_LoadTexture2D(r_main_texturepool, "notexture", 16, 16, &pix[0][0][0], TEXTYPE_BGRA, TEXF_MIPMAP | TEXF_PERSISTENT, -1, NULL);
 398 }
 399
 400 static void R_BuildWhiteCube(void)
 401 {
 402         unsigned char data[6*1*1*4];
 403         memset(data, 255, sizeof(data));
 404         r_texture_whitecube = R_LoadTextureCubeMap(r_main_texturepool, "whitecube", 1, data, TEXTYPE_BGRA, TEXF_CLAMP | TEXF_PERSISTENT, -1, NULL);
 405 }
 406
 407 static void R_BuildNormalizationCube(void)
 408 {
 409         int x, y, side;
 410         vec3_t v;
 411         vec_t s, t, intensity;
 412 #define NORMSIZE 64
 413         unsigned char *data;
 414         data = (unsigned char *)Mem_Alloc(tempmempool, 6*NORMSIZE*NORMSIZE*4);
 415         for (side = 0;side < 6;side++)
 416         {
 417                 for (y = 0;y < NORMSIZE;y++)
 418                 {
 419                         for (x = 0;x < NORMSIZE;x++)
 420                         {
 421                                 s = (x + 0.5f) * (2.0f / NORMSIZE) - 1.0f;
 422                                 t = (y + 0.5f) * (2.0f / NORMSIZE) - 1.0f;
 423                                 switch(side)
 424                                 {
 425                                 default:
 426                                 case 0:
 427                                         v[0] = 1;
 428                                         v[1] = -t;
 429                                         v[2] = -s;
 430                                         break;
 431                                 case 1:
 432                                         v[0] = -1;
 433                                         v[1] = -t;
 434                                         v[2] = s;
 435                                         break;
 436                                 case 2:
 437                                         v[0] = s;
 438                                         v[1] = 1;
 439                                         v[2] = t;
 440                                         break;
 441                                 case 3:
 442                                         v[0] = s;
 443                                         v[1] = -1;
 444                                         v[2] = -t;
 445                                         break;
 446                                 case 4:
 447                                         v[0] = s;
 448                                         v[1] = -t;
 449                                         v[2] = 1;
 450                                         break;
 451                                 case 5:
 452                                         v[0] = -s;
 453                                         v[1] = -t;
 454                                         v[2] = -1;
 455                                         break;
 456                                 }
 457                                 intensity = 127.0f / sqrt(DotProduct(v, v));
 458                                 data[((side*64+y)*64+x)*4+2] = (unsigned char)(128.0f + intensity * v[0]);
 459                                 data[((side*64+y)*64+x)*4+1] = (unsigned char)(128.0f + intensity * v[1]);
 460                                 data[((side*64+y)*64+x)*4+0] = (unsigned char)(128.0f + intensity * v[2]);
 461                                 data[((side*64+y)*64+x)*4+3] = 255;
 462                         }
 463                 }
 464         }
 465         r_texture_normalizationcube = R_LoadTextureCubeMap(r_main_texturepool, "normalcube", NORMSIZE, data, TEXTYPE_BGRA, TEXF_CLAMP | TEXF_PERSISTENT, -1, NULL);
 466         Mem_Free(data);
 467 }
 468
 469 static void R_BuildFogTexture(void)
 470 {
 471         int x, b;
 472 #define FOGWIDTH 256
 473         unsigned char data1[FOGWIDTH][4];
 474         //unsigned char data2[FOGWIDTH][4];
 475         double d, r, alpha;
 476
 477         r_refdef.fogmasktable_start = r_refdef.fog_start;
 478         r_refdef.fogmasktable_alpha = r_refdef.fog_alpha;
 479         r_refdef.fogmasktable_range = r_refdef.fogrange;
 480         r_refdef.fogmasktable_density = r_refdef.fog_density;
 481
 482         r = r_refdef.fogmasktable_range / FOGMASKTABLEWIDTH;
 483         for (x = 0;x < FOGMASKTABLEWIDTH;x++)
 484         {
 485                 d = (x * r - r_refdef.fogmasktable_start);
 486                 if(developer_extra.integer)
 487                         Con_DPrintf("%f ", d);
 488                 d = max(0, d);
 489                 if (r_fog_exp2.integer)
 490                         alpha = exp(-r_refdef.fogmasktable_density * r_refdef.fogmasktable_density * 0.0001 * d * d);
 491                 else
 492                         alpha = exp(-r_refdef.fogmasktable_density * 0.004 * d);
 493                 if(developer_extra.integer)
 494                         Con_DPrintf(" : %f ", alpha);
 495                 alpha = 1 - (1 - alpha) * r_refdef.fogmasktable_alpha;
 496                 if(developer_extra.integer)
 497                         Con_DPrintf(" = %f\n", alpha);
 498                 r_refdef.fogmasktable[x] = bound(0, alpha, 1);
 499         }
 500
 501         for (x = 0;x < FOGWIDTH;x++)
 502         {
 503                 b = (int)(r_refdef.fogmasktable[x * (FOGMASKTABLEWIDTH - 1) / (FOGWIDTH - 1)] * 255);
 504                 data1[x][0] = b;
 505                 data1[x][1] = b;
 506                 data1[x][2] = b;
 507                 data1[x][3] = 255;
 508                 //data2[x][0] = 255 - b;
 509                 //data2[x][1] = 255 - b;
 510                 //data2[x][2] = 255 - b;
 511                 //data2[x][3] = 255;
 512         }
 513         if (r_texture_fogattenuation)
 514         {
 515                 R_UpdateTexture(r_texture_fogattenuation, &data1[0][0], 0, 0, 0, FOGWIDTH, 1, 1);
 516                 //R_UpdateTexture(r_texture_fogattenuation, &data2[0][0], 0, 0, 0, FOGWIDTH, 1, 1);
 517         }
 518         else
 519         {
 520                 r_texture_fogattenuation = R_LoadTexture2D(r_main_texturepool, "fogattenuation", FOGWIDTH, 1, &data1[0][0], TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_CLAMP | TEXF_PERSISTENT, -1, NULL);
 521                 //r_texture_fogintensity = R_LoadTexture2D(r_main_texturepool, "fogintensity", FOGWIDTH, 1, &data2[0][0], TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_CLAMP, NULL);
 522         }
 523 }
 524
 525 static void R_BuildFogHeightTexture(void)
 526 {
 527         unsigned char *inpixels;
 528         int size;
 529         int x;
 530         int y;
 531         int j;
 532         float c[4];
 533         float f;
 534         inpixels = NULL;
 535         strlcpy(r_refdef.fogheighttexturename, r_refdef.fog_height_texturename, sizeof(r_refdef.fogheighttexturename));
 536         if (r_refdef.fogheighttexturename[0])
 537                 inpixels = loadimagepixelsbgra(r_refdef.fogheighttexturename, true, false, false, NULL);
 538         if (!inpixels)
 539         {
 540                 r_refdef.fog_height_tablesize = 0;
 541                 if (r_texture_fogheighttexture)
 542                         R_FreeTexture(r_texture_fogheighttexture);
 543                 r_texture_fogheighttexture = NULL;
 544                 if (r_refdef.fog_height_table2d)
 545                         Mem_Free(r_refdef.fog_height_table2d);
 546                 r_refdef.fog_height_table2d = NULL;
 547                 if (r_refdef.fog_height_table1d)
 548                         Mem_Free(r_refdef.fog_height_table1d);
 549                 r_refdef.fog_height_table1d = NULL;
 550                 return;
 551         }
 552         size = image_width;
 553         r_refdef.fog_height_tablesize = size;
 554         r_refdef.fog_height_table1d = (unsigned char *)Mem_Alloc(r_main_mempool, size * 4);
 555         r_refdef.fog_height_table2d = (unsigned char *)Mem_Alloc(r_main_mempool, size * size * 4);
 556         memcpy(r_refdef.fog_height_table1d, inpixels, size * 4);
 557         Mem_Free(inpixels);
 558         // LordHavoc: now the magic - what is that table2d for?  it is a cooked
 559         // average fog color table accounting for every fog layer between a point
 560         // and the camera.  (Note: attenuation is handled separately!)
 561         for (y = 0;y < size;y++)
 562         {
 563                 for (x = 0;x < size;x++)
 564                 {
 565                         Vector4Clear(c);
 566                         f = 0;
 567                         if (x < y)
 568                         {
 569                                 for (j = x;j <= y;j++)
 570                                 {
 571                                         Vector4Add(c, r_refdef.fog_height_table1d + j*4, c);
 572                                         f++;
 573                                 }
 574                         }
 575                         else
 576                         {
 577                                 for (j = x;j >= y;j--)
 578                                 {
 579                                         Vector4Add(c, r_refdef.fog_height_table1d + j*4, c);
 580                                         f++;
 581                                 }
 582                         }
 583                         f = 1.0f / f;
 584                         r_refdef.fog_height_table2d[(y*size+x)*4+0] = (unsigned char)(c[0] * f);
 585                         r_refdef.fog_height_table2d[(y*size+x)*4+1] = (unsigned char)(c[1] * f);
 586                         r_refdef.fog_height_table2d[(y*size+x)*4+2] = (unsigned char)(c[2] * f);
 587                         r_refdef.fog_height_table2d[(y*size+x)*4+3] = (unsigned char)(c[3] * f);
 588                 }
 589         }
 590         r_texture_fogheighttexture = R_LoadTexture2D(r_main_texturepool, "fogheighttable", size, size, r_refdef.fog_height_table2d, TEXTYPE_BGRA, TEXF_ALPHA | TEXF_CLAMP, -1, NULL);
 591 }
 592
 593 //=======================================================================================================================================================
 594
 595 static const char *builtinshaderstring =
 596 "// ambient+diffuse+specular+normalmap+attenuation+cubemap+fog shader\n"
 597 "// written by Forest 'LordHavoc' Hale\n"
 598 "// shadowmapping enhancements by Lee 'eihrul' Salzman\n"
 599 "\n"
 600 "// GL ES shaders use precision modifiers, standard GL does not\n"
 601 "#ifndef GL_ES\n"
 602 "#define lowp\n"
 603 "#define mediump\n"
 604 "#define highp\n"
 605 "#endif\n"
 606 "\n"
 607 "#ifdef VERTEX_SHADER\n"
 608 "attribute vec4 Attrib_Position;  // vertex\n"
 609 "attribute vec4 Attrib_Color;     // color\n"
 610 "attribute vec4 Attrib_TexCoord0; // material texcoords\n"
 611 "attribute vec3 Attrib_TexCoord1; // svector\n"
 612 "attribute vec3 Attrib_TexCoord2; // tvector\n"
 613 "attribute vec3 Attrib_TexCoord3; // normal\n"
 614 "attribute vec4 Attrib_TexCoord4; // lightmap texcoords\n"
 615 "#endif\n"
 616 "varying lowp vec4 VertexColor;\n"
 617 "\n"
 618 "#if defined(USEFOGINSIDE) || defined(USEFOGOUTSIDE) || defined(USEFOGHEIGHTTEXTURE)\n"
 619 "# define USEFOG\n"
 620 "#endif\n"
 621 "#if defined(MODE_LIGHTMAP) || defined(MODE_LIGHTDIRECTIONMAP_MODELSPACE) || defined(MODE_LIGHTDIRECTIONMAP_TANGENTSPACE)\n"
 622 "#define USELIGHTMAP\n"
 623 "#endif\n"
 624 "#if defined(USESPECULAR) || defined(USEOFFSETMAPPING) || defined(USEREFLECTCUBE) || defined(MODE_FAKELIGHT)\n"
 625 "#define USEEYEVECTOR\n"
 626 "#endif\n"
 627 "\n"
 628 "#ifdef USESHADOWMAP2D\n"
 629 "# ifdef GL_EXT_gpu_shader4\n"
 630 "#   extension GL_EXT_gpu_shader4 : enable\n"
 631 "# endif\n"
 632 "# ifdef GL_ARB_texture_gather\n"
 633 "#   extension GL_ARB_texture_gather : enable\n"
 634 "# else\n"
 635 "#   ifdef GL_AMD_texture_texture4\n"
 636 "#     extension GL_AMD_texture_texture4 : enable\n"
 637 "#   endif\n"
 638 "# endif\n"
 639 "#endif\n"
 640 "\n"
 641 "//#ifdef USESHADOWSAMPLER\n"
 642 "//# extension GL_ARB_shadow : enable\n"
 643 "//#endif\n"
 644 "\n"
 645 "//#ifdef __GLSL_CG_DATA_TYPES\n"
 646 "//# define myhalf half\n"
 647 "//# define myhalf2 half2\n"
 648 "//# define myhalf3 half3\n"
 649 "//# define myhalf4 half4\n"
 650 "//#else\n"
 651 "# define myhalf mediump float\n"
 652 "# define myhalf2 mediump vec2\n"
 653 "# define myhalf3 mediump vec3\n"
 654 "# define myhalf4 mediump vec4\n"
 655 "//#endif\n"
 656 "\n"
 657 "#ifdef VERTEX_SHADER\n"
 658 "uniform highp mat4 ModelViewProjectionMatrix;\n"
 659 "#endif\n"
 660 "\n"
 661 "#ifdef MODE_DEPTH_OR_SHADOW\n"
 662 "#ifdef VERTEX_SHADER\n"
 663 "void main(void)\n"
 664 "{\n"
 665 "       gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
 666 "}\n"
 667 "#endif\n"
 668 "#else // !MODE_DEPTH_ORSHADOW\n"
 669 "\n"
 670 "\n"
 671 "\n"
 672 "\n"
 673 "#ifdef MODE_SHOWDEPTH\n"
 674 "#ifdef VERTEX_SHADER\n"
 675 "void main(void)\n"
 676 "{\n"
 677 "       gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
 678 "       VertexColor = vec4(gl_Position.z, gl_Position.z, gl_Position.z, 1.0);\n"
 679 "}\n"
 680 "#endif\n"
 681 "\n"
 682 "#ifdef FRAGMENT_SHADER\n"
 683 "void main(void)\n"
 684 "{\n"
 685 "       gl_FragColor = VertexColor;\n"
 686 "}\n"
 687 "#endif\n"
 688 "#else // !MODE_SHOWDEPTH\n"
 689 "\n"
 690 "\n"
 691 "\n"
 692 "\n"
 693 "#ifdef MODE_POSTPROCESS\n"
 694 "varying mediump vec2 TexCoord1;\n"
 695 "varying mediump vec2 TexCoord2;\n"
 696 "\n"
 697 "#ifdef VERTEX_SHADER\n"
 698 "void main(void)\n"
 699 "{\n"
 700 "       gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
 701 "       TexCoord1 = Attrib_TexCoord0.xy;\n"
 702 "#ifdef USEBLOOM\n"
 703 "       TexCoord2 = Attrib_TexCoord4.xy;\n"
 704 "#endif\n"
 705 "}\n"
 706 "#endif\n"
 707 "\n"
 708 "#ifdef FRAGMENT_SHADER\n"
 709 "uniform sampler2D Texture_First;\n"
 710 "#ifdef USEBLOOM\n"
 711 "uniform sampler2D Texture_Second;\n"
 712 "uniform lowp vec4 BloomColorSubtract;\n"
 713 "#endif\n"
 714 "#ifdef USEGAMMARAMPS\n"
 715 "uniform sampler2D Texture_GammaRamps;\n"
 716 "#endif\n"
 717 "#ifdef USESATURATION\n"
 718 "uniform lowp float Saturation;\n"
 719 "#endif\n"
 720 "#ifdef USEVIEWTINT\n"
 721 "uniform lowp vec4 ViewTintColor;\n"
 722 "#endif\n"
 723 "//uncomment these if you want to use them:\n"
 724 "uniform mediump vec4 UserVec1;\n"
 725 "uniform mediump vec4 UserVec2;\n"
 726 "// uniform mediump vec4 UserVec3;\n"
 727 "// uniform mediump vec4 UserVec4;\n"
 728 "// uniform highp float ClientTime;\n"
 729 "uniform mediump vec2 PixelSize;\n"
 730 "void main(void)\n"
 731 "{\n"
 732 "       gl_FragColor = texture2D(Texture_First, TexCoord1);\n"
 733 "#ifdef USEBLOOM\n"
 734 "       gl_FragColor += max(vec4(0,0,0,0), texture2D(Texture_Second, TexCoord2) - BloomColorSubtract);\n"
 735 "#endif\n"
 736 "#ifdef USEVIEWTINT\n"
 737 "       gl_FragColor = mix(gl_FragColor, ViewTintColor, ViewTintColor.a);\n"
 738 "#endif\n"
 739 "\n"
 740 "#ifdef USEPOSTPROCESSING\n"
 741 "// do r_glsl_dumpshader, edit glsl/default.glsl, and replace this by your own postprocessing if you want\n"
 742 "// this code does a blur with the radius specified in the first component of r_glsl_postprocess_uservec1 and blends it using the second component\n"
 743 "       float sobel = 1.0;\n"
 744 "       // vec2 ts = textureSize(Texture_First, 0);\n"
 745 "       // vec2 px = vec2(1/ts.x, 1/ts.y);\n"
 746 "       vec2 px = PixelSize;\n"
 747 "       vec3 x1 = texture2D(Texture_First, TexCoord1 + vec2(-px.x, px.y)).rgb;\n"
 748 "       vec3 x2 = texture2D(Texture_First, TexCoord1 + vec2(-px.x,  0.0)).rgb;\n"
 749 "       vec3 x3 = texture2D(Texture_First, TexCoord1 + vec2(-px.x,-px.y)).rgb;\n"
 750 "       vec3 x4 = texture2D(Texture_First, TexCoord1 + vec2( px.x, px.y)).rgb;\n"
 751 "       vec3 x5 = texture2D(Texture_First, TexCoord1 + vec2( px.x,  0.0)).rgb;\n"
 752 "       vec3 x6 = texture2D(Texture_First, TexCoord1 + vec2( px.x,-px.y)).rgb;\n"
 753 "       vec3 y1 = texture2D(Texture_First, TexCoord1 + vec2( px.x,-px.y)).rgb;\n"
 754 "       vec3 y2 = texture2D(Texture_First, TexCoord1 + vec2(  0.0,-px.y)).rgb;\n"
 755 "       vec3 y3 = texture2D(Texture_First, TexCoord1 + vec2(-px.x,-px.y)).rgb;\n"
 756 "       vec3 y4 = texture2D(Texture_First, TexCoord1 + vec2( px.x, px.y)).rgb;\n"
 757 "       vec3 y5 = texture2D(Texture_First, TexCoord1 + vec2(  0.0, px.y)).rgb;\n"
 758 "       vec3 y6 = texture2D(Texture_First, TexCoord1 + vec2(-px.x, px.y)).rgb;\n"
 759 "       float px1 = -1.0 * dot(vec3(0.3, 0.59, 0.11), x1);\n"
 760 "       float px2 = -2.0 * dot(vec3(0.3, 0.59, 0.11), x2);\n"
 761 "       float px3 = -1.0 * dot(vec3(0.3, 0.59, 0.11), x3);\n"
 762 "       float px4 =  1.0 * dot(vec3(0.3, 0.59, 0.11), x4);\n"
 763 "       float px5 =  2.0 * dot(vec3(0.3, 0.59, 0.11), x5);\n"
 764 "       float px6 =  1.0 * dot(vec3(0.3, 0.59, 0.11), x6);\n"
 765 "       float py1 = -1.0 * dot(vec3(0.3, 0.59, 0.11), y1);\n"
 766 "       float py2 = -2.0 * dot(vec3(0.3, 0.59, 0.11), y2);\n"
 767 "       float py3 = -1.0 * dot(vec3(0.3, 0.59, 0.11), y3);\n"
 768 "       float py4 =  1.0 * dot(vec3(0.3, 0.59, 0.11), y4);\n"
 769 "       float py5 =  2.0 * dot(vec3(0.3, 0.59, 0.11), y5);\n"
 770 "       float py6 =  1.0 * dot(vec3(0.3, 0.59, 0.11), y6);\n"
 771 "       sobel = 0.25 * abs(px1 + px2 + px3 + px4 + px5 + px6) + 0.25 * abs(py1 + py2 + py3 + py4 + py5 + py6);\n"
 772 "       gl_FragColor += texture2D(Texture_First, TexCoord1 + PixelSize*UserVec1.x*vec2(-0.987688, -0.156434)) * UserVec1.y;\n"
 773 "       gl_FragColor += texture2D(Texture_First, TexCoord1 + PixelSize*UserVec1.x*vec2(-0.156434, -0.891007)) * UserVec1.y;\n"
 774 "       gl_FragColor += texture2D(Texture_First, TexCoord1 + PixelSize*UserVec1.x*vec2( 0.891007, -0.453990)) * UserVec1.y;\n"
 775 "       gl_FragColor += texture2D(Texture_First, TexCoord1 + PixelSize*UserVec1.x*vec2( 0.707107,  0.707107)) * UserVec1.y;\n"
 776 "       gl_FragColor += texture2D(Texture_First, TexCoord1 + PixelSize*UserVec1.x*vec2(-0.453990,  0.891007)) * UserVec1.y;\n"
 777 "       gl_FragColor /= (1.0 + 5.0 * UserVec1.y);\n"
 778 "       gl_FragColor.rgb = gl_FragColor.rgb * (1.0 + UserVec2.x) + vec3(max(0.0, sobel - UserVec2.z))*UserVec2.y;\n"
 779 "#endif\n"
 780 "\n"
 781 "#ifdef USESATURATION\n"
 782 "       //apply saturation BEFORE gamma ramps, so v_glslgamma value does not matter\n"
 783 "       float y = dot(gl_FragColor.rgb, vec3(0.299, 0.587, 0.114));\n"
 784 "       // 'vampire sight' effect, wheres red is compensated\n"
 785 "       #ifdef SATURATION_REDCOMPENSATE\n"
 786 "               float rboost = max(0.0, (gl_FragColor.r - max(gl_FragColor.g, gl_FragColor.b))*(1.0 - Saturation));\n"
 787 "               gl_FragColor.rgb = mix(vec3(y), gl_FragColor.rgb, Saturation);\n"
 788 "               gl_FragColor.r += rboost;\n"
 789 "       #else\n"
 790 "               // normal desaturation\n"
 791 "               //gl_FragColor = vec3(y) + (gl_FragColor.rgb - vec3(y)) * Saturation;\n"
 792 "               gl_FragColor.rgb = mix(vec3(y), gl_FragColor.rgb, Saturation);\n"
 793 "       #endif\n"
 794 "#endif\n"
 795 "\n"
 796 "#ifdef USEGAMMARAMPS\n"
 797 "       gl_FragColor.r = texture2D(Texture_GammaRamps, vec2(gl_FragColor.r, 0)).r;\n"
 798 "       gl_FragColor.g = texture2D(Texture_GammaRamps, vec2(gl_FragColor.g, 0)).g;\n"
 799 "       gl_FragColor.b = texture2D(Texture_GammaRamps, vec2(gl_FragColor.b, 0)).b;\n"
 800 "#endif\n"
 801 "}\n"
 802 "#endif\n"
 803 "#else // !MODE_POSTPROCESS\n"
 804 "\n"
 805 "\n"
 806 "\n"
 807 "\n"
 808 "#ifdef MODE_GENERIC\n"
 809 "#ifdef USEDIFFUSE\n"
 810 "varying mediump vec2 TexCoord1;\n"
 811 "#endif\n"
 812 "#ifdef USESPECULAR\n"
 813 "varying mediump vec2 TexCoord2;\n"
 814 "#endif\n"
 815 "#ifdef VERTEX_SHADER\n"
 816 "void main(void)\n"
 817 "{\n"
 818 "       VertexColor = Attrib_Color;\n"
 819 "#ifdef USEDIFFUSE\n"
 820 "       TexCoord1 = Attrib_TexCoord0.xy;\n"
 821 "#endif\n"
 822 "#ifdef USESPECULAR\n"
 823 "       TexCoord2 = Attrib_TexCoord1.xy;\n"
 824 "#endif\n"
 825 "       gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
 826 "}\n"
 827 "#endif\n"
 828 "\n"
 829 "#ifdef FRAGMENT_SHADER\n"
 830 "#ifdef USEDIFFUSE\n"
 831 "uniform sampler2D Texture_First;\n"
 832 "#endif\n"
 833 "#ifdef USESPECULAR\n"
 834 "uniform sampler2D Texture_Second;\n"
 835 "#endif\n"
 836 "\n"
 837 "void main(void)\n"
 838 "{\n"
 839 "#ifdef USEVIEWTINT\n"
 840 "       gl_FragColor = VertexColor;\n"
 841 "#else\n"
 842 "       gl_FragColor = vec4(1.0, 1.0, 1.0, 1.0);\n"
 843 "#endif\n"
 844 "#ifdef USEDIFFUSE\n"
 845 "       gl_FragColor *= texture2D(Texture_First, TexCoord1);\n"
 846 "#endif\n"
 847 "\n"
 848 "#ifdef USESPECULAR\n"
 849 "       vec4 tex2 = texture2D(Texture_Second, TexCoord2);\n"
 850 "# ifdef USECOLORMAPPING\n"
 851 "       gl_FragColor *= tex2;\n"
 852 "# endif\n"
 853 "# ifdef USEGLOW\n"
 854 "       gl_FragColor += tex2;\n"
 855 "# endif\n"
 856 "# ifdef USEVERTEXTEXTUREBLEND\n"
 857 "       gl_FragColor = mix(gl_FragColor, tex2, tex2.a);\n"
 858 "# endif\n"
 859 "#endif\n"
 860 "}\n"
 861 "#endif\n"
 862 "#else // !MODE_GENERIC\n"
 863 "\n"
 864 "\n"
 865 "\n"
 866 "\n"
 867 "#ifdef MODE_BLOOMBLUR\n"
 868 "varying mediump vec2 TexCoord;\n"
 869 "#ifdef VERTEX_SHADER\n"
 870 "void main(void)\n"
 871 "{\n"
 872 "       VertexColor = Attrib_Color;\n"
 873 "       TexCoord = Attrib_TexCoord0.xy;\n"
 874 "       gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
 875 "}\n"
 876 "#endif\n"
 877 "\n"
 878 "#ifdef FRAGMENT_SHADER\n"
 879 "uniform sampler2D Texture_First;\n"
 880 "uniform mediump vec4 BloomBlur_Parameters;\n"
 881 "\n"
 882 "void main(void)\n"
 883 "{\n"
 884 "       int i;\n"
 885 "       vec2 tc = TexCoord;\n"
 886 "       vec3 color = texture2D(Texture_First, tc).rgb;\n"
 887 "       tc += BloomBlur_Parameters.xy;\n"
 888 "       for (i = 1;i < SAMPLES;i++)\n"
 889 "       {\n"
 890 "               color += texture2D(Texture_First, tc).rgb;\n"
 891 "               tc += BloomBlur_Parameters.xy;\n"
 892 "       }\n"
 893 "       gl_FragColor = vec4(color * BloomBlur_Parameters.z + vec3(BloomBlur_Parameters.w), 1);\n"
 894 "}\n"
 895 "#endif\n"
 896 "#else // !MODE_BLOOMBLUR\n"
 897 "#ifdef MODE_REFRACTION\n"
 898 "varying mediump vec2 TexCoord;\n"
 899 "varying highp vec4 ModelViewProjectionPosition;\n"
 900 "uniform highp mat4 TexMatrix;\n"
 901 "#ifdef VERTEX_SHADER\n"
 902 "\n"
 903 "void main(void)\n"
 904 "{\n"
 905 "       TexCoord = vec2(TexMatrix * Attrib_TexCoord0);\n"
 906 "       gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
 907 "       ModelViewProjectionPosition = gl_Position;\n"
 908 "}\n"
 909 "#endif\n"
 910 "\n"
 911 "#ifdef FRAGMENT_SHADER\n"
 912 "uniform sampler2D Texture_Normal;\n"
 913 "uniform sampler2D Texture_Refraction;\n"
 914 "uniform sampler2D Texture_Reflection;\n"
 915 "\n"
 916 "uniform mediump vec4 DistortScaleRefractReflect;\n"
 917 "uniform mediump vec4 ScreenScaleRefractReflect;\n"
 918 "uniform mediump vec4 ScreenCenterRefractReflect;\n"
 919 "uniform lowp vec4 RefractColor;\n"
 920 "uniform lowp vec4 ReflectColor;\n"
 921 "uniform mediump float ReflectFactor;\n"
 922 "uniform mediump float ReflectOffset;\n"
 923 "\n"
 924 "void main(void)\n"
 925 "{\n"
 926 "       vec2 ScreenScaleRefractReflectIW = ScreenScaleRefractReflect.xy * (1.0 / ModelViewProjectionPosition.w);\n"
 927 "       //vec2 ScreenTexCoord = (ModelViewProjectionPosition.xy + normalize(vec3(texture2D(Texture_Normal, TexCoord)) - vec3(0.5)).xy * DistortScaleRefractReflect.xy * 100) * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect.xy;\n"
 928 "       vec2 SafeScreenTexCoord = ModelViewProjectionPosition.xy * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect.xy;\n"
 929 "       vec2 ScreenTexCoord = SafeScreenTexCoord + vec2(normalize(vec3(texture2D(Texture_Normal, TexCoord)) - vec3(0.5))).xy * DistortScaleRefractReflect.xy;\n"
 930 "       // FIXME temporary hack to detect the case that the reflection\n"
 931 "       // gets blackened at edges due to leaving the area that contains actual\n"
 932 "       // content.\n"
 933 "       // Remove this 'ack once we have a better way to stop this thing from\n"
 934 "       // 'appening.\n"
 935 "       float f = min(1.0, length(texture2D(Texture_Refraction, ScreenTexCoord + vec2(0.01, 0.01)).rgb) / 0.05);\n"
 936 "       f      *= min(1.0, length(texture2D(Texture_Refraction, ScreenTexCoord + vec2(0.01, -0.01)).rgb) / 0.05);\n"
 937 "       f      *= min(1.0, length(texture2D(Texture_Refraction, ScreenTexCoord + vec2(-0.01, 0.01)).rgb) / 0.05);\n"
 938 "       f      *= min(1.0, length(texture2D(Texture_Refraction, ScreenTexCoord + vec2(-0.01, -0.01)).rgb) / 0.05);\n"
 939 "       ScreenTexCoord = mix(SafeScreenTexCoord, ScreenTexCoord, f);\n"
 940 "       gl_FragColor = vec4(texture2D(Texture_Refraction, ScreenTexCoord).rgb, 1.0) * RefractColor;\n"
 941 "}\n"
 942 "#endif\n"
 943 "#else // !MODE_REFRACTION\n"
 944 "\n"
 945 "\n"
 946 "\n"
 947 "\n"
 948 "#ifdef MODE_WATER\n"
 949 "varying mediump vec2 TexCoord;\n"
 950 "varying highp vec3 EyeVector;\n"
 951 "varying highp vec4 ModelViewProjectionPosition;\n"
 952 "#ifdef VERTEX_SHADER\n"
 953 "uniform highp vec3 EyePosition;\n"
 954 "uniform highp mat4 TexMatrix;\n"
 955 "\n"
 956 "void main(void)\n"
 957 "{\n"
 958 "       TexCoord = vec2(TexMatrix * Attrib_TexCoord0);\n"
 959 "       vec3 EyeVectorModelSpace = EyePosition - Attrib_Position.xyz;\n"
 960 "       EyeVector.x = dot(EyeVectorModelSpace, Attrib_TexCoord1.xyz);\n"
 961 "       EyeVector.y = dot(EyeVectorModelSpace, Attrib_TexCoord2.xyz);\n"
 962 "       EyeVector.z = dot(EyeVectorModelSpace, Attrib_TexCoord3.xyz);\n"
 963 "       gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
 964 "       ModelViewProjectionPosition = gl_Position;\n"
 965 "}\n"
 966 "#endif\n"
 967 "\n"
 968 "#ifdef FRAGMENT_SHADER\n"
 969 "uniform sampler2D Texture_Normal;\n"
 970 "uniform sampler2D Texture_Refraction;\n"
 971 "uniform sampler2D Texture_Reflection;\n"
 972 "\n"
 973 "uniform mediump vec4 DistortScaleRefractReflect;\n"
 974 "uniform mediump vec4 ScreenScaleRefractReflect;\n"
 975 "uniform mediump vec4 ScreenCenterRefractReflect;\n"
 976 "uniform lowp vec4 RefractColor;\n"
 977 "uniform lowp vec4 ReflectColor;\n"
 978 "uniform mediump float ReflectFactor;\n"
 979 "uniform mediump float ReflectOffset;\n"
 980 "uniform highp float ClientTime;\n"
 981 "#ifdef USENORMALMAPSCROLLBLEND\n"
 982 "uniform highp vec2 NormalmapScrollBlend;\n"
 983 "#endif\n"
 984 "\n"
 985 "void main(void)\n"
 986 "{\n"
 987 "       vec4 ScreenScaleRefractReflectIW = ScreenScaleRefractReflect * (1.0 / ModelViewProjectionPosition.w);\n"
 988 "       //vec4 ScreenTexCoord = (ModelViewProjectionPosition.xyxy + normalize(vec3(texture2D(Texture_Normal, TexCoord)) - vec3(0.5)).xyxy * DistortScaleRefractReflect * 100) * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect;\n"
 989 "       vec4 SafeScreenTexCoord = ModelViewProjectionPosition.xyxy * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect;\n"
 990 "       //SafeScreenTexCoord = gl_FragCoord.xyxy * vec4(1.0 / 1920.0, 1.0 / 1200.0, 1.0 / 1920.0, 1.0 / 1200.0);\n"
 991 "       // slight water animation via 2 layer scrolling (todo: tweak)\n"
 992 "       #ifdef USENORMALMAPSCROLLBLEND\n"
 993 "               vec3 normal = texture2D(Texture_Normal, (TexCoord + vec2(0.08, 0.08)*ClientTime*NormalmapScrollBlend.x*0.5)*NormalmapScrollBlend.y).rgb - vec3(1.0);\n"
 994 "               normal += texture2D(Texture_Normal, (TexCoord + vec2(-0.06, -0.09)*ClientTime*NormalmapScrollBlend.x)*NormalmapScrollBlend.y*0.75).rgb;\n"
 995 "               vec4 ScreenTexCoord = SafeScreenTexCoord + vec2(normalize(normal) + vec3(0.15)).xyxy * DistortScaleRefractReflect;\n"
 996 "       #else\n"
 997 "               vec4 ScreenTexCoord = SafeScreenTexCoord + vec2(normalize(vec3(texture2D(Texture_Normal, TexCoord)) - vec3(0.5))).xyxy * DistortScaleRefractReflect;\n"
 998 "       #endif\n"
 999 "       // FIXME temporary hack to detect the case that the reflection\n"
1000 "       // gets blackened at edges due to leaving the area that contains actual\n"
1001 "       // content.\n"
1002 "       // Remove this 'ack once we have a better way to stop this thing from\n"
1003 "       // 'appening.\n"
1004 "       float f  = min(1.0, length(texture2D(Texture_Refraction, ScreenTexCoord.xy + vec2(0.005, 0.01)).rgb) / 0.002);\n"
1005 "       f       *= min(1.0, length(texture2D(Texture_Refraction, ScreenTexCoord.xy + vec2(0.005, -0.01)).rgb) / 0.002);\n"
1006 "       f       *= min(1.0, length(texture2D(Texture_Refraction, ScreenTexCoord.xy + vec2(-0.005, 0.01)).rgb) / 0.002);\n"
1007 "       f       *= min(1.0, length(texture2D(Texture_Refraction, ScreenTexCoord.xy + vec2(-0.005, -0.01)).rgb) / 0.002);\n"
1008 "       ScreenTexCoord.xy = mix(SafeScreenTexCoord.xy, ScreenTexCoord.xy, f);\n"
1009 "       f  = min(1.0, length(texture2D(Texture_Reflection, ScreenTexCoord.zw + vec2(0.005, 0.005)).rgb) / 0.002);\n"
1010 "       f *= min(1.0, length(texture2D(Texture_Reflection, ScreenTexCoord.zw + vec2(0.005, -0.005)).rgb) / 0.002);\n"
1011 "       f *= min(1.0, length(texture2D(Texture_Reflection, ScreenTexCoord.zw + vec2(-0.005, 0.005)).rgb) / 0.002);\n"
1012 "       f *= min(1.0, length(texture2D(Texture_Reflection, ScreenTexCoord.zw + vec2(-0.005, -0.005)).rgb) / 0.002);\n"
1013 "       ScreenTexCoord.zw = mix(SafeScreenTexCoord.zw, ScreenTexCoord.zw, f);\n"
1014 "       float Fresnel = pow(min(1.0, 1.0 - float(normalize(EyeVector).z)), 2.0) * ReflectFactor + ReflectOffset;\n"
1015 "       gl_FragColor = mix(vec4(texture2D(Texture_Refraction, ScreenTexCoord.xy).rgb, 1) * RefractColor, vec4(texture2D(Texture_Reflection, ScreenTexCoord.zw).rgb, 1) * ReflectColor, Fresnel);\n"
1016 "}\n"
1017 "#endif\n"
1018 "#else // !MODE_WATER\n"
1019 "\n"
1020 "\n"
1021 "\n"
1022 "\n"
1023 "// common definitions between vertex shader and fragment shader:\n"
1024 "\n"
1025 "varying mediump vec2 TexCoord;\n"
1026 "#ifdef USEVERTEXTEXTUREBLEND\n"
1027 "varying mediump vec2 TexCoord2;\n"
1028 "#endif\n"
1029 "#ifdef USELIGHTMAP\n"
1030 "varying mediump vec2 TexCoordLightmap;\n"
1031 "#endif\n"
1032 "\n"
1033 "#ifdef MODE_LIGHTSOURCE\n"
1034 "varying mediump vec3 CubeVector;\n"
1035 "#endif\n"
1036 "\n"
1037 "#if (defined(MODE_LIGHTSOURCE) || defined(MODE_LIGHTDIRECTION)) && defined(USEDIFFUSE)\n"
1038 "varying mediump vec3 LightVector;\n"
1039 "#endif\n"
1040 "\n"
1041 "#ifdef USEEYEVECTOR\n"
1042 "varying highp vec3 EyeVector;\n"
1043 "#endif\n"
1044 "#ifdef USEFOG\n"
1045 "varying highp vec4 EyeVectorModelSpaceFogPlaneVertexDist;\n"
1046 "#endif\n"
1047 "\n"
1048 "#if defined(MODE_LIGHTDIRECTIONMAP_MODELSPACE) || defined(MODE_DEFERREDGEOMETRY) || defined(USEREFLECTCUBE)\n"
1049 "varying lowp vec3 VectorS; // direction of S texcoord (sometimes crudely called tangent)\n"
1050 "varying lowp vec3 VectorT; // direction of T texcoord (sometimes crudely called binormal)\n"
1051 "varying lowp vec3 VectorR; // direction of R texcoord (surface normal)\n"
1052 "#endif\n"
1053 "\n"
1054 "#ifdef USEREFLECTION\n"
1055 "varying highp vec4 ModelViewProjectionPosition;\n"
1056 "#endif\n"
1057 "#ifdef MODE_DEFERREDLIGHTSOURCE\n"
1058 "uniform highp vec3 LightPosition;\n"
1059 "varying highp vec4 ModelViewPosition;\n"
1060 "#endif\n"
1061 "#ifdef MODE_DEFERREDBOUNCELIGHT\n"
1062 "varying highp vec4 ModelViewPosition;\n"
1063 "varying highp vec4 LightOriginInvRadius;\n"
1064 "varying mediump vec4 LightColor;\n"
1065 "#endif\n"
1066 "\n"
1067 "#ifdef MODE_LIGHTSOURCE\n"
1068 "uniform highp vec3 LightPosition;\n"
1069 "#endif\n"
1070 "uniform highp vec3 EyePosition;\n"
1071 "#ifdef MODE_LIGHTDIRECTION\n"
1072 "uniform highp vec3 LightDir;\n"
1073 "#endif\n"
1074 "uniform highp vec4 FogPlane;\n"
1075 "\n"
1076 "#ifdef USESHADOWMAPORTHO\n"
1077 "varying mediump vec3 ShadowMapTC;\n"
1078 "#endif\n"
1079 "\n"
1080 "\n"
1081 "\n"
1082 "\n"
1083 "\n"
1084 "// TODO: get rid of tangentt (texcoord2) and use a crossproduct to regenerate it from tangents (texcoord1) and normal (texcoord3), this would require sending a 4 component texcoord1 with W as 1 or -1 according to which side the texcoord2 should be on\n"
1085 "\n"
1086 "// fragment shader specific:\n"
1087 "#ifdef FRAGMENT_SHADER\n"
1088 "\n"
1089 "uniform sampler2D Texture_Normal;\n"
1090 "uniform sampler2D Texture_Color;\n"
1091 "uniform sampler2D Texture_Gloss;\n"
1092 "#ifdef USEGLOW\n"
1093 "uniform sampler2D Texture_Glow;\n"
1094 "#endif\n"
1095 "#ifdef USEVERTEXTEXTUREBLEND\n"
1096 "uniform sampler2D Texture_SecondaryNormal;\n"
1097 "uniform sampler2D Texture_SecondaryColor;\n"
1098 "uniform sampler2D Texture_SecondaryGloss;\n"
1099 "#ifdef USEGLOW\n"
1100 "uniform sampler2D Texture_SecondaryGlow;\n"
1101 "#endif\n"
1102 "#endif\n"
1103 "#ifdef USECOLORMAPPING\n"
1104 "uniform sampler2D Texture_Pants;\n"
1105 "uniform sampler2D Texture_Shirt;\n"
1106 "#endif\n"
1107 "#ifdef USEFOG\n"
1108 "#ifdef USEFOGHEIGHTTEXTURE\n"
1109 "uniform sampler2D Texture_FogHeightTexture;\n"
1110 "#endif\n"
1111 "uniform sampler2D Texture_FogMask;\n"
1112 "#endif\n"
1113 "#ifdef USELIGHTMAP\n"
1114 "uniform sampler2D Texture_Lightmap;\n"
1115 "#endif\n"
1116 "#if defined(MODE_LIGHTDIRECTIONMAP_MODELSPACE) || defined(MODE_LIGHTDIRECTIONMAP_TANGENTSPACE)\n"
1117 "uniform sampler2D Texture_Deluxemap;\n"
1118 "#endif\n"
1119 "#ifdef USEREFLECTION\n"
1120 "uniform sampler2D Texture_Reflection;\n"
1121 "#endif\n"
1122 "\n"
1123 "#ifdef MODE_DEFERREDLIGHTSOURCE\n"
1124 "uniform sampler2D Texture_ScreenDepth;\n"
1125 "uniform sampler2D Texture_ScreenNormalMap;\n"
1126 "#endif\n"
1127 "#ifdef USEDEFERREDLIGHTMAP\n"
1128 "uniform sampler2D Texture_ScreenDiffuse;\n"
1129 "uniform sampler2D Texture_ScreenSpecular;\n"
1130 "#endif\n"
1131 "#ifdef MODE_DEFERREDBOUNCELIGHT\n"
1132 "uniform sampler2D Texture_ScreenDepth;\n"
1133 "#endif\n"
1134 "\n"
1135 "uniform lowp vec3 Color_Pants;\n"
1136 "uniform lowp vec3 Color_Shirt;\n"
1137 "uniform lowp vec3 FogColor;\n"
1138 "\n"
1139 "#ifdef USEFOG\n"
1140 "uniform highp float FogRangeRecip;\n"
1141 "uniform highp float FogPlaneViewDist;\n"
1142 "uniform highp float FogHeightFade;\n"
1143 "vec3 FogVertex(vec3 surfacecolor)\n"
1144 "{\n"
1145 "       vec3 EyeVectorModelSpace = EyeVectorModelSpaceFogPlaneVertexDist.xyz;\n"
1146 "       float FogPlaneVertexDist = EyeVectorModelSpaceFogPlaneVertexDist.w;\n"
1147 "       float fogfrac;\n"
1148 "#ifdef USEFOGHEIGHTTEXTURE\n"
1149 "       vec4 fogheightpixel = texture2D(Texture_FogHeightTexture, vec2(1,1) + vec2(FogPlaneVertexDist, FogPlaneViewDist) * (-2.0 * FogHeightFade));\n"
1150 "       fogfrac = fogheightpixel.a;\n"
1151 "       return mix(fogheightpixel.rgb * FogColor, surfacecolor, texture2D(Texture_FogMask, myhalf2(length(EyeVectorModelSpace)*fogfrac*FogRangeRecip, 0.0)).r);\n"
1152 "#else\n"
1153 "# ifdef USEFOGOUTSIDE\n"
1154 "       fogfrac = min(0.0, FogPlaneVertexDist) / (FogPlaneVertexDist - FogPlaneViewDist) * min(1.0, min(0.0, FogPlaneVertexDist) * FogHeightFade);\n"
1155 "# else\n"
1156 "       fogfrac = FogPlaneViewDist / (FogPlaneViewDist - max(0.0, FogPlaneVertexDist)) * min(1.0, (min(0.0, FogPlaneVertexDist) + FogPlaneViewDist) * FogHeightFade);\n"
1157 "# endif\n"
1158 "       return mix(FogColor, surfacecolor, texture2D(Texture_FogMask, myhalf2(length(EyeVectorModelSpace)*fogfrac*FogRangeRecip, 0.0)).r);\n"
1159 "#endif\n"
1160 "}\n"
1161 "#endif\n"
1162 "\n"
1163 "#ifdef USEOFFSETMAPPING\n"
1164 "uniform mediump float OffsetMapping_Scale;\n"
1165 "vec2 OffsetMapping(vec2 TexCoord)\n"
1166 "{\n"
1167 "#ifdef USEOFFSETMAPPING_RELIEFMAPPING\n"
1168 "       // 14 sample relief mapping: linear search and then binary search\n"
1169 "       // this basically steps forward a small amount repeatedly until it finds\n"
1170 "       // itself inside solid, then jitters forward and back using decreasing\n"
1171 "       // amounts to find the impact\n"
1172 "       //vec3 OffsetVector = vec3(EyeVector.xy * ((1.0 / EyeVector.z) * OffsetMapping_Scale) * vec2(-1, 1), -1);\n"
1173 "       //vec3 OffsetVector = vec3(normalize(EyeVector.xy) * OffsetMapping_Scale * vec2(-1, 1), -1);\n"
1174 "       vec3 OffsetVector = vec3(normalize(EyeVector).xy * OffsetMapping_Scale * vec2(-1, 1), -1);\n"
1175 "       vec3 RT = vec3(TexCoord, 1);\n"
1176 "       OffsetVector *= 0.1;\n"
1177 "       RT += OffsetVector *  step(texture2D(Texture_Normal, RT.xy).a, RT.z);\n"
1178 "       RT += OffsetVector *  step(texture2D(Texture_Normal, RT.xy).a, RT.z);\n"
1179 "       RT += OffsetVector *  step(texture2D(Texture_Normal, RT.xy).a, RT.z);\n"
1180 "       RT += OffsetVector *  step(texture2D(Texture_Normal, RT.xy).a, RT.z);\n"
1181 "       RT += OffsetVector *  step(texture2D(Texture_Normal, RT.xy).a, RT.z);\n"
1182 "       RT += OffsetVector *  step(texture2D(Texture_Normal, RT.xy).a, RT.z);\n"
1183 "       RT += OffsetVector *  step(texture2D(Texture_Normal, RT.xy).a, RT.z);\n"
1184 "       RT += OffsetVector *  step(texture2D(Texture_Normal, RT.xy).a, RT.z);\n"
1185 "       RT += OffsetVector *  step(texture2D(Texture_Normal, RT.xy).a, RT.z);\n"
1186 "       RT += OffsetVector * (step(texture2D(Texture_Normal, RT.xy).a, RT.z)          - 0.5);\n"
1187 "       RT += OffsetVector * (step(texture2D(Texture_Normal, RT.xy).a, RT.z) * 0.5    - 0.25);\n"
1188 "       RT += OffsetVector * (step(texture2D(Texture_Normal, RT.xy).a, RT.z) * 0.25   - 0.125);\n"
1189 "       RT += OffsetVector * (step(texture2D(Texture_Normal, RT.xy).a, RT.z) * 0.125  - 0.0625);\n"
1190 "       RT += OffsetVector * (step(texture2D(Texture_Normal, RT.xy).a, RT.z) * 0.0625 - 0.03125);\n"
1191 "       return RT.xy;\n"
1192 "#else\n"
1193 "       // 2 sample offset mapping (only 2 samples because of ATI Radeon 9500-9800/X300 limits)\n"
1194 "       // this basically moves forward the full distance, and then backs up based\n"
1195 "       // on height of samples\n"
1196 "       //vec2 OffsetVector = vec2(EyeVector.xy * ((1.0 / EyeVector.z) * OffsetMapping_Scale) * vec2(-1, 1));\n"
1197 "       //vec2 OffsetVector = vec2(normalize(EyeVector.xy) * OffsetMapping_Scale * vec2(-1, 1));\n"
1198 "       vec2 OffsetVector = vec2(normalize(EyeVector).xy * OffsetMapping_Scale * vec2(-1, 1));\n"
1199 "       TexCoord += OffsetVector;\n"
1200 "       OffsetVector *= 0.5;\n"
1201 "       TexCoord -= OffsetVector * texture2D(Texture_Normal, TexCoord).a;\n"
1202 "       TexCoord -= OffsetVector * texture2D(Texture_Normal, TexCoord).a;\n"
1203 "       return TexCoord;\n"
1204 "#endif\n"
1205 "}\n"
1206 "#endif // USEOFFSETMAPPING\n"
1207 "\n"
1208 "#if defined(MODE_LIGHTSOURCE) || defined(MODE_DEFERREDLIGHTSOURCE)\n"
1209 "uniform sampler2D Texture_Attenuation;\n"
1210 "uniform samplerCube Texture_Cube;\n"
1211 "#endif\n"
1212 "\n"
1213 "#if defined(MODE_LIGHTSOURCE) || defined(MODE_DEFERREDLIGHTSOURCE) || defined(USESHADOWMAPORTHO)\n"
1214 "\n"
1215 "#ifdef USESHADOWMAP2D\n"
1216 "# ifdef USESHADOWSAMPLER\n"
1217 "uniform sampler2DShadow Texture_ShadowMap2D;\n"
1218 "# else\n"
1219 "uniform sampler2D Texture_ShadowMap2D;\n"
1220 "# endif\n"
1221 "#endif\n"
1222 "\n"
1223 "#ifdef USESHADOWMAPVSDCT\n"
1224 "uniform samplerCube Texture_CubeProjection;\n"
1225 "#endif\n"
1226 "\n"
1227 "#if defined(USESHADOWMAP2D)\n"
1228 "uniform mediump vec2 ShadowMap_TextureScale;\n"
1229 "uniform mediump vec4 ShadowMap_Parameters;\n"
1230 "#endif\n"
1231 "\n"
1232 "#if defined(USESHADOWMAP2D)\n"
1233 "# ifdef USESHADOWMAPORTHO\n"
1234 "#  define GetShadowMapTC2D(dir) (min(dir, ShadowMap_Parameters.xyz))\n"
1235 "# else\n"
1236 "#  ifdef USESHADOWMAPVSDCT\n"
1237 "vec3 GetShadowMapTC2D(vec3 dir)\n"
1238 "{\n"
1239 "       vec3 adir = abs(dir);\n"
1240 "       vec2 aparams = ShadowMap_Parameters.xy / max(max(adir.x, adir.y), adir.z);\n"
1241 "       vec4 proj = textureCube(Texture_CubeProjection, dir);\n"
1242 "       return vec3(mix(dir.xy, dir.zz, proj.xy) * aparams.x + proj.zw * ShadowMap_Parameters.z, aparams.y + ShadowMap_Parameters.w);\n"
1243 "}\n"
1244 "#  else\n"
1245 "vec3 GetShadowMapTC2D(vec3 dir)\n"
1246 "{\n"
1247 "       vec3 adir = abs(dir);\n"
1248 "       float ma = adir.z;\n"
1249 "       vec4 proj = vec4(dir, 2.5);\n"
1250 "       if (adir.x > ma) { ma = adir.x; proj = vec4(dir.zyx, 0.5); }\n"
1251 "       if (adir.y > ma) { ma = adir.y; proj = vec4(dir.xzy, 1.5); }\n"
1252 "       vec2 aparams = ShadowMap_Parameters.xy / ma;\n"
1253 "       return vec3(proj.xy * aparams.x + vec2(proj.z < 0.0 ? 1.5 : 0.5, proj.w) * ShadowMap_Parameters.z, aparams.y + ShadowMap_Parameters.w);\n"
1254 "}\n"
1255 "#  endif\n"
1256 "# endif\n"
1257 "#endif // defined(USESHADOWMAP2D)\n"
1258 "\n"
1259 "# ifdef USESHADOWMAP2D\n"
1260 "float ShadowMapCompare(vec3 dir)\n"
1261 "{\n"
1262 "       vec3 shadowmaptc = GetShadowMapTC2D(dir);\n"
1263 "       float f;\n"
1264 "\n"
1265 "#  ifdef USESHADOWSAMPLER\n"
1266 "#    ifdef USESHADOWMAPPCF\n"
1267 "#      define texval(x, y) shadow2D(Texture_ShadowMap2D, vec3(center + vec2(x, y)*ShadowMap_TextureScale, shadowmaptc.z)).r  \n"
1268 "       vec2 center = shadowmaptc.xy*ShadowMap_TextureScale;\n"
1269 "       f = dot(vec4(0.25), vec4(texval(-0.4, 1.0), texval(-1.0, -0.4), texval(0.4, -1.0), texval(1.0, 0.4)));\n"
1270 "#    else\n"
1271 "       f = shadow2D(Texture_ShadowMap2D, vec3(shadowmaptc.xy*ShadowMap_TextureScale, shadowmaptc.z)).r;\n"
1272 "#    endif\n"
1273 "#  else\n"
1274 "#    ifdef USESHADOWMAPPCF\n"
1275 "#     if defined(GL_ARB_texture_gather) || defined(GL_AMD_texture_texture4)\n"
1276 "#      ifdef GL_ARB_texture_gather\n"
1277 "#        define texval(x, y) textureGatherOffset(Texture_ShadowMap2D, center, ivec2(x, y))\n"
1278 "#      else\n"
1279 "#        define texval(x, y) texture4(Texture_ShadowMap2D, center + vec2(x, y)*ShadowMap_TextureScale)\n"
1280 "#      endif\n"
1281 "       vec2 offset = fract(shadowmaptc.xy - 0.5), center = (shadowmaptc.xy - offset)*ShadowMap_TextureScale;\n"
1282 "#      if USESHADOWMAPPCF > 1\n"
1283 "   vec4 group1 = step(shadowmaptc.z, texval(-2.0, -2.0));\n"
1284 "   vec4 group2 = step(shadowmaptc.z, texval( 0.0, -2.0));\n"
1285 "   vec4 group3 = step(shadowmaptc.z, texval( 2.0, -2.0));\n"
1286 "   vec4 group4 = step(shadowmaptc.z, texval(-2.0,  0.0));\n"
1287 "   vec4 group5 = step(shadowmaptc.z, texval( 0.0,  0.0));\n"
1288 "   vec4 group6 = step(shadowmaptc.z, texval( 2.0,  0.0));\n"
1289 "   vec4 group7 = step(shadowmaptc.z, texval(-2.0,  2.0));\n"
1290 "   vec4 group8 = step(shadowmaptc.z, texval( 0.0,  2.0));\n"
1291 "   vec4 group9 = step(shadowmaptc.z, texval( 2.0,  2.0));\n"
1292 "       vec4 locols = vec4(group1.ab, group3.ab);\n"
1293 "       vec4 hicols = vec4(group7.rg, group9.rg);\n"
1294 "       locols.yz += group2.ab;\n"
1295 "       hicols.yz += group8.rg;\n"
1296 "       vec4 midcols = vec4(group1.rg, group3.rg) + vec4(group7.ab, group9.ab) +\n"
1297 "                               vec4(group4.rg, group6.rg) + vec4(group4.ab, group6.ab) +\n"
1298 "                               mix(locols, hicols, offset.y);\n"
1299 "       vec4 cols = group5 + vec4(group2.rg, group8.ab);\n"
1300 "       cols.xyz += mix(midcols.xyz, midcols.yzw, offset.x);\n"
1301 "       f = dot(cols, vec4(1.0/25.0));\n"
1302 "#      else\n"
1303 "       vec4 group1 = step(shadowmaptc.z, texval(-1.0, -1.0));\n"
1304 "       vec4 group2 = step(shadowmaptc.z, texval( 1.0, -1.0));\n"
1305 "       vec4 group3 = step(shadowmaptc.z, texval(-1.0,  1.0));\n"
1306 "       vec4 group4 = step(shadowmaptc.z, texval( 1.0,  1.0));\n"
1307 "       vec4 cols = vec4(group1.rg, group2.rg) + vec4(group3.ab, group4.ab) +\n"
1308 "                               mix(vec4(group1.ab, group2.ab), vec4(group3.rg, group4.rg), offset.y);\n"
1309 "       f = dot(mix(cols.xyz, cols.yzw, offset.x), vec3(1.0/9.0));\n"
1310 "#      endif\n"
1311 "#     else\n"
1312 "#      ifdef GL_EXT_gpu_shader4\n"
1313 "#        define texval(x, y) texture2DOffset(Texture_ShadowMap2D, center, ivec2(x, y)).r\n"
1314 "#      else\n"
1315 "#        define texval(x, y) texture2D(Texture_ShadowMap2D, center + vec2(x, y)*ShadowMap_TextureScale).r  \n"
1316 "#      endif\n"
1317 "#      if USESHADOWMAPPCF > 1\n"
1318 "       vec2 center = shadowmaptc.xy - 0.5, offset = fract(center);\n"
1319 "       center *= ShadowMap_TextureScale;\n"
1320 "       vec4 row1 = step(shadowmaptc.z, vec4(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0), texval( 2.0, -1.0)));\n"
1321 "       vec4 row2 = step(shadowmaptc.z, vec4(texval(-1.0,  0.0), texval( 0.0,  0.0), texval( 1.0,  0.0), texval( 2.0,  0.0)));\n"
1322 "       vec4 row3 = step(shadowmaptc.z, vec4(texval(-1.0,  1.0), texval( 0.0,  1.0), texval( 1.0,  1.0), texval( 2.0,  1.0)));\n"
1323 "       vec4 row4 = step(shadowmaptc.z, vec4(texval(-1.0,  2.0), texval( 0.0,  2.0), texval( 1.0,  2.0), texval( 2.0,  2.0)));\n"
1324 "       vec4 cols = row2 + row3 + mix(row1, row4, offset.y);\n"
1325 "       f = dot(mix(cols.xyz, cols.yzw, offset.x), vec3(1.0/9.0));\n"
1326 "#      else\n"
1327 "       vec2 center = shadowmaptc.xy*ShadowMap_TextureScale, offset = fract(shadowmaptc.xy);\n"
1328 "       vec3 row1 = step(shadowmaptc.z, vec3(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0)));\n"
1329 "       vec3 row2 = step(shadowmaptc.z, vec3(texval(-1.0,  0.0), texval( 0.0,  0.0), texval( 1.0,  0.0)));\n"
1330 "       vec3 row3 = step(shadowmaptc.z, vec3(texval(-1.0,  1.0), texval( 0.0,  1.0), texval( 1.0,  1.0)));\n"
1331 "       vec3 cols = row2 + mix(row1, row3, offset.y);\n"
1332 "       f = dot(mix(cols.xy, cols.yz, offset.x), vec2(0.25));\n"
1333 "#      endif\n"
1334 "#     endif\n"
1335 "#    else\n"
1336 "       f = step(shadowmaptc.z, texture2D(Texture_ShadowMap2D, shadowmaptc.xy*ShadowMap_TextureScale).r);\n"
1337 "#    endif\n"
1338 "#  endif\n"
1339 "#  ifdef USESHADOWMAPORTHO\n"
1340 "       return mix(ShadowMap_Parameters.w, 1.0, f);\n"
1341 "#  else\n"
1342 "       return f;\n"
1343 "#  endif\n"
1344 "}\n"
1345 "# endif\n"
1346 "#endif // !defined(MODE_LIGHTSOURCE) && !defined(MODE_DEFERREDLIGHTSOURCE) && !defined(USESHADOWMAPORTHO)\n"
1347 "#endif // FRAGMENT_SHADER\n"
1348 "\n"
1349 "\n"
1350 "\n"
1351 "\n"
1352 "#ifdef MODE_DEFERREDGEOMETRY\n"
1353 "#ifdef VERTEX_SHADER\n"
1354 "uniform highp mat4 TexMatrix;\n"
1355 "#ifdef USEVERTEXTEXTUREBLEND\n"
1356 "uniform highp mat4 BackgroundTexMatrix;\n"
1357 "#endif\n"
1358 "uniform highp mat4 ModelViewMatrix;\n"
1359 "void main(void)\n"
1360 "{\n"
1361 "       TexCoord = vec2(TexMatrix * Attrib_TexCoord0);\n"
1362 "#ifdef USEVERTEXTEXTUREBLEND\n"
1363 "       VertexColor = Attrib_Color;\n"
1364 "       TexCoord2 = vec2(BackgroundTexMatrix * Attrib_TexCoord0);\n"
1365 "#endif\n"
1366 "\n"
1367 "       // transform unnormalized eye direction into tangent space\n"
1368 "#ifdef USEOFFSETMAPPING\n"
1369 "       vec3 EyeVectorModelSpace = EyePosition - Attrib_Position.xyz;\n"
1370 "       EyeVector.x = dot(EyeVectorModelSpace, Attrib_TexCoord1.xyz);\n"
1371 "       EyeVector.y = dot(EyeVectorModelSpace, Attrib_TexCoord2.xyz);\n"
1372 "       EyeVector.z = dot(EyeVectorModelSpace, Attrib_TexCoord3.xyz);\n"
1373 "#endif\n"
1374 "\n"
1375 "       VectorS = (ModelViewMatrix * vec4(Attrib_TexCoord1.xyz, 0)).xyz;\n"
1376 "       VectorT = (ModelViewMatrix * vec4(Attrib_TexCoord2.xyz, 0)).xyz;\n"
1377 "       VectorR = (ModelViewMatrix * vec4(Attrib_TexCoord3.xyz, 0)).xyz;\n"
1378 "       gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
1379 "}\n"
1380 "#endif // VERTEX_SHADER\n"
1381 "\n"
1382 "#ifdef FRAGMENT_SHADER\n"
1383 "void main(void)\n"
1384 "{\n"
1385 "#ifdef USEOFFSETMAPPING\n"
1386 "       // apply offsetmapping\n"
1387 "       vec2 TexCoordOffset = OffsetMapping(TexCoord);\n"
1388 "#define TexCoord TexCoordOffset\n"
1389 "#endif\n"
1390 "\n"
1391 "#ifdef USEALPHAKILL\n"
1392 "       if (texture2D(Texture_Color, TexCoord).a < 0.5)\n"
1393 "               discard;\n"
1394 "#endif\n"
1395 "\n"
1396 "#ifdef USEVERTEXTEXTUREBLEND\n"
1397 "       float alpha = texture2D(Texture_Color, TexCoord).a;\n"
1398 "       float terrainblend = clamp(float(VertexColor.a) * alpha * 2.0 - 0.5, float(0.0), float(1.0));\n"
1399 "       //float terrainblend = min(float(VertexColor.a) * alpha * 2.0, float(1.0));\n"
1400 "       //float terrainblend = float(VertexColor.a) * alpha > 0.5;\n"
1401 "#endif\n"
1402 "\n"
1403 "#ifdef USEVERTEXTEXTUREBLEND\n"
1404 "       vec3 surfacenormal = mix(vec3(texture2D(Texture_SecondaryNormal, TexCoord2)), vec3(texture2D(Texture_Normal, TexCoord)), terrainblend) - vec3(0.5, 0.5, 0.5);\n"
1405 "       float a = mix(texture2D(Texture_SecondaryGloss, TexCoord2).a, texture2D(Texture_Gloss, TexCoord).a, terrainblend);\n"
1406 "#else\n"
1407 "       vec3 surfacenormal = vec3(texture2D(Texture_Normal, TexCoord)) - vec3(0.5, 0.5, 0.5);\n"
1408 "       float a = texture2D(Texture_Gloss, TexCoord).a;\n"
1409 "#endif\n"
1410 "\n"
1411 "       gl_FragColor = vec4(normalize(surfacenormal.x * VectorS + surfacenormal.y * VectorT + surfacenormal.z * VectorR) * 0.5 + vec3(0.5, 0.5, 0.5), a);\n"
1412 "}\n"
1413 "#endif // FRAGMENT_SHADER\n"
1414 "#else // !MODE_DEFERREDGEOMETRY\n"
1415 "\n"
1416 "\n"
1417 "\n"
1418 "\n"
1419 "#ifdef MODE_DEFERREDLIGHTSOURCE\n"
1420 "#ifdef VERTEX_SHADER\n"
1421 "uniform highp mat4 ModelViewMatrix;\n"
1422 "void main(void)\n"
1423 "{\n"
1424 "       ModelViewPosition = ModelViewMatrix * Attrib_Position;\n"
1425 "       gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
1426 "}\n"
1427 "#endif // VERTEX_SHADER\n"
1428 "\n"
1429 "#ifdef FRAGMENT_SHADER\n"
1430 "uniform highp mat4 ViewToLight;\n"
1431 "// ScreenToDepth = vec2(Far / (Far - Near), Far * Near / (Near - Far));\n"
1432 "uniform highp vec2 ScreenToDepth;\n"
1433 "uniform myhalf3 DeferredColor_Ambient;\n"
1434 "uniform myhalf3 DeferredColor_Diffuse;\n"
1435 "#ifdef USESPECULAR\n"
1436 "uniform myhalf3 DeferredColor_Specular;\n"
1437 "uniform myhalf SpecularPower;\n"
1438 "#endif\n"
1439 "uniform myhalf2 PixelToScreenTexCoord;\n"
1440 "void main(void)\n"
1441 "{\n"
1442 "       // calculate viewspace pixel position\n"
1443 "       vec2 ScreenTexCoord = gl_FragCoord.xy * PixelToScreenTexCoord;\n"
1444 "       vec3 position;\n"
1445 "       position.z = ScreenToDepth.y / (texture2D(Texture_ScreenDepth, ScreenTexCoord).r + ScreenToDepth.x);\n"
1446 "       position.xy = ModelViewPosition.xy * (position.z / ModelViewPosition.z);\n"
1447 "       // decode viewspace pixel normal\n"
1448 "       myhalf4 normalmap = texture2D(Texture_ScreenNormalMap, ScreenTexCoord);\n"
1449 "       myhalf3 surfacenormal = normalize(normalmap.rgb - myhalf3(0.5,0.5,0.5));\n"
1450 "       // surfacenormal = pixel normal in viewspace\n"
1451 "       // LightVector = pixel to light in viewspace\n"
1452 "       // CubeVector = position in lightspace\n"
1453 "       // eyevector = pixel to view in viewspace\n"
1454 "       vec3 CubeVector = vec3(ViewToLight * vec4(position,1));\n"
1455 "       myhalf fade = myhalf(texture2D(Texture_Attenuation, vec2(length(CubeVector), 0.0)));\n"
1456 "#ifdef USEDIFFUSE\n"
1457 "       // calculate diffuse shading\n"
1458 "       myhalf3 lightnormal = myhalf3(normalize(LightPosition - position));\n"
1459 "       myhalf diffuse = myhalf(max(float(dot(surfacenormal, lightnormal)), 0.0));\n"
1460 "#endif\n"
1461 "#ifdef USESPECULAR\n"
1462 "       // calculate directional shading\n"
1463 "       vec3 eyevector = position * -1.0;\n"
1464 "#  ifdef USEEXACTSPECULARMATH\n"
1465 "       myhalf specular = pow(myhalf(max(float(dot(reflect(lightnormal, surfacenormal), normalize(eyevector)))*-1.0, 0.0)), SpecularPower * normalmap.a);\n"
1466 "#  else\n"
1467 "       myhalf3 specularnormal = normalize(lightnormal + myhalf3(normalize(eyevector)));\n"
1468 "       myhalf specular = pow(myhalf(max(float(dot(surfacenormal, specularnormal)), 0.0)), SpecularPower * normalmap.a);\n"
1469 "#  endif\n"
1470 "#endif\n"
1471 "\n"
1472 "#if defined(USESHADOWMAP2D)\n"
1473 "       fade *= ShadowMapCompare(CubeVector);\n"
1474 "#endif\n"
1475 "\n"
1476 "#ifdef USEDIFFUSE\n"
1477 "       gl_FragData[0] = vec4((DeferredColor_Ambient + DeferredColor_Diffuse * diffuse) * fade, 1.0);\n"
1478 "#else\n"
1479 "       gl_FragData[0] = vec4(DeferredColor_Ambient * fade, 1.0);\n"
1480 "#endif\n"
1481 "#ifdef USESPECULAR\n"
1482 "       gl_FragData[1] = vec4(DeferredColor_Specular * (specular * fade), 1.0);\n"
1483 "#else\n"
1484 "       gl_FragData[1] = vec4(0.0, 0.0, 0.0, 1.0);\n"
1485 "#endif\n"
1486 "\n"
1487 "# ifdef USECUBEFILTER\n"
1488 "       vec3 cubecolor = textureCube(Texture_Cube, CubeVector).rgb;\n"
1489 "       gl_FragData[0].rgb *= cubecolor;\n"
1490 "       gl_FragData[1].rgb *= cubecolor;\n"
1491 "# endif\n"
1492 "}\n"
1493 "#endif // FRAGMENT_SHADER\n"
1494 "#else // !MODE_DEFERREDLIGHTSOURCE\n"
1495 "\n"
1496 "\n"
1497 "\n"
1498 "\n"
1499 "#ifdef MODE_DEFERREDBOUNCELIGHT\n"
1500 "#ifdef VERTEX_SHADER\n"
1501 "uniform highp mat4 ModelViewMatrix;\n"
1502 "void main(void)\n"
1503 "{\n"
1504 "       ModelViewPosition = ModelViewMatrix * Attrib_Position;\n"
1505 "       LightOriginInvRadius.xyz = (ModelViewMatrix * vec4(Attrib_TexCoord0.xyz, 1.0)).xyz;\n"
1506 "       LightOriginInvRadius.w = Attrib_TexCoord0.w;\n"
1507 "       LightColor = Attrib_Color;\n"
1508 "       gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
1509 "}\n"
1510 "#endif // VERTEX_SHADER\n"
1511 "\n"
1512 "#ifdef FRAGMENT_SHADER\n"
1513 "// ScreenToDepth = vec2(Far / (Far - Near), Far * Near / (Near - Far));\n"
1514 "uniform highp vec2 ScreenToDepth;\n"
1515 "uniform myhalf2 PixelToScreenTexCoord;\n"
1516 "void main(void)\n"
1517 "{\n"
1518 "       // calculate viewspace pixel position\n"
1519 "       vec2 ScreenTexCoord = gl_FragCoord.xy * PixelToScreenTexCoord;\n"
1520 "       vec3 position;\n"
1521 "       position.z = ScreenToDepth.y / (texture2D(Texture_ScreenDepth, ScreenTexCoord).r + ScreenToDepth.x);\n"
1522 "       position.xy = ModelViewPosition.xy * (position.z / ModelViewPosition.z);\n"
1523 "       vec3 CubeVector = (position - LightOriginInvRadius.xyz) * LightOriginInvRadius.w;\n"
1524 "       gl_FragData[0] = vec4(LightColor.rgb * max(0.0, 1.0 - length(CubeVector)), 1.0);\n"
1525 "}\n"
1526 "#endif // FRAGMENT_SHADER\n"
1527 "#else // !MODE_DEFERREDBOUNCELIGHT\n"
1528 "\n"
1529 "\n"
1530 "\n"
1531 "\n"
1532 "#ifdef VERTEX_SHADER\n"
1533 "uniform highp mat4 TexMatrix;\n"
1534 "#ifdef USEVERTEXTEXTUREBLEND\n"
1535 "uniform highp mat4 BackgroundTexMatrix;\n"
1536 "#endif\n"
1537 "#ifdef MODE_LIGHTSOURCE\n"
1538 "uniform highp mat4 ModelToLight;\n"
1539 "#endif\n"
1540 "#ifdef USESHADOWMAPORTHO\n"
1541 "uniform highp mat4 ShadowMapMatrix;\n"
1542 "#endif\n"
1543 "void main(void)\n"
1544 "{\n"
1545 "#if defined(MODE_VERTEXCOLOR) || defined(USEVERTEXTEXTUREBLEND)\n"
1546 "       VertexColor = Attrib_Color;\n"
1547 "#endif\n"
1548 "       // copy the surface texcoord\n"
1549 "       TexCoord = vec2(TexMatrix * Attrib_TexCoord0);\n"
1550 "#ifdef USEVERTEXTEXTUREBLEND\n"
1551 "       TexCoord2 = vec2(BackgroundTexMatrix * Attrib_TexCoord0);\n"
1552 "#endif\n"
1553 "#ifdef USELIGHTMAP\n"
1554 "       TexCoordLightmap = vec2(Attrib_TexCoord4);\n"
1555 "#endif\n"
1556 "\n"
1557 "#ifdef MODE_LIGHTSOURCE\n"
1558 "       // transform vertex position into light attenuation/cubemap space\n"
1559 "       // (-1 to +1 across the light box)\n"
1560 "       CubeVector = vec3(ModelToLight * Attrib_Position);\n"
1561 "\n"
1562 "# ifdef USEDIFFUSE\n"
1563 "       // transform unnormalized light direction into tangent space\n"
1564 "       // (we use unnormalized to ensure that it interpolates correctly and then\n"
1565 "       //  normalize it per pixel)\n"
1566 "       vec3 lightminusvertex = LightPosition - Attrib_Position.xyz;\n"
1567 "       LightVector.x = dot(lightminusvertex, Attrib_TexCoord1.xyz);\n"
1568 "       LightVector.y = dot(lightminusvertex, Attrib_TexCoord2.xyz);\n"
1569 "       LightVector.z = dot(lightminusvertex, Attrib_TexCoord3.xyz);\n"
1570 "# endif\n"
1571 "#endif\n"
1572 "\n"
1573 "#if defined(MODE_LIGHTDIRECTION) && defined(USEDIFFUSE)\n"
1574 "       LightVector.x = dot(LightDir, Attrib_TexCoord1.xyz);\n"
1575 "       LightVector.y = dot(LightDir, Attrib_TexCoord2.xyz);\n"
1576 "       LightVector.z = dot(LightDir, Attrib_TexCoord3.xyz);\n"
1577 "#endif\n"
1578 "\n"
1579 "       // transform unnormalized eye direction into tangent space\n"
1580 "#ifdef USEEYEVECTOR\n"
1581 "       vec3 EyeVectorModelSpace = EyePosition - Attrib_Position.xyz;\n"
1582 "       EyeVector.x = dot(EyeVectorModelSpace, Attrib_TexCoord1.xyz);\n"
1583 "       EyeVector.y = dot(EyeVectorModelSpace, Attrib_TexCoord2.xyz);\n"
1584 "       EyeVector.z = dot(EyeVectorModelSpace, Attrib_TexCoord3.xyz);\n"
1585 "#endif\n"
1586 "\n"
1587 "#ifdef USEFOG\n"
1588 "       EyeVectorModelSpaceFogPlaneVertexDist.xyz = EyePosition - Attrib_Position.xyz;\n"
1589 "       EyeVectorModelSpaceFogPlaneVertexDist.w = dot(FogPlane, Attrib_Position);\n"
1590 "#endif\n"
1591 "\n"
1592 "#if defined(MODE_LIGHTDIRECTIONMAP_MODELSPACE) || defined(USEREFLECTCUBE)\n"
1593 "       VectorS = Attrib_TexCoord1.xyz;\n"
1594 "       VectorT = Attrib_TexCoord2.xyz;\n"
1595 "       VectorR = Attrib_TexCoord3.xyz;\n"
1596 "#endif\n"
1597 "\n"
1598 "       // transform vertex to camera space, using ftransform to match non-VS rendering\n"
1599 "       gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
1600 "\n"
1601 "#ifdef USESHADOWMAPORTHO\n"
1602 "       ShadowMapTC = vec3(ShadowMapMatrix * gl_Position);\n"
1603 "#endif\n"
1604 "\n"
1605 "#ifdef USEREFLECTION\n"
1606 "       ModelViewProjectionPosition = gl_Position;\n"
1607 "#endif\n"
1608 "}\n"
1609 "#endif // VERTEX_SHADER\n"
1610 "\n"
1611 "\n"
1612 "\n"
1613 "\n"
1614 "#ifdef FRAGMENT_SHADER\n"
1615 "#ifdef USEDEFERREDLIGHTMAP\n"
1616 "uniform myhalf2 PixelToScreenTexCoord;\n"
1617 "uniform myhalf3 DeferredMod_Diffuse;\n"
1618 "uniform myhalf3 DeferredMod_Specular;\n"
1619 "#endif\n"
1620 "uniform myhalf3 Color_Ambient;\n"
1621 "uniform myhalf3 Color_Diffuse;\n"
1622 "uniform myhalf3 Color_Specular;\n"
1623 "uniform myhalf SpecularPower;\n"
1624 "#ifdef USEGLOW\n"
1625 "uniform myhalf3 Color_Glow;\n"
1626 "#endif\n"
1627 "uniform myhalf Alpha;\n"
1628 "#ifdef USEREFLECTION\n"
1629 "uniform mediump vec4 DistortScaleRefractReflect;\n"
1630 "uniform mediump vec4 ScreenScaleRefractReflect;\n"
1631 "uniform mediump vec4 ScreenCenterRefractReflect;\n"
1632 "uniform lowp vec4 ReflectColor;\n"
1633 "#endif\n"
1634 "#ifdef USEREFLECTCUBE\n"
1635 "uniform highp mat4 ModelToReflectCube;\n"
1636 "uniform sampler2D Texture_ReflectMask;\n"
1637 "uniform samplerCube Texture_ReflectCube;\n"
1638 "#endif\n"
1639 "#ifdef MODE_LIGHTDIRECTION\n"
1640 "uniform myhalf3 LightColor;\n"
1641 "#endif\n"
1642 "#ifdef MODE_LIGHTSOURCE\n"
1643 "uniform myhalf3 LightColor;\n"
1644 "#endif\n"
1645 "void main(void)\n"
1646 "{\n"
1647 "#ifdef USEOFFSETMAPPING\n"
1648 "       // apply offsetmapping\n"
1649 "       vec2 TexCoordOffset = OffsetMapping(TexCoord);\n"
1650 "#define TexCoord TexCoordOffset\n"
1651 "#endif\n"
1652 "\n"
1653 "       // combine the diffuse textures (base, pants, shirt)\n"
1654 "       myhalf4 color = myhalf4(texture2D(Texture_Color, TexCoord));\n"
1655 "#ifdef USEALPHAKILL\n"
1656 "       if (color.a < 0.5)\n"
1657 "               discard;\n"
1658 "#endif\n"
1659 "       color.a *= Alpha;\n"
1660 "#ifdef USECOLORMAPPING\n"
1661 "       color.rgb += myhalf3(texture2D(Texture_Pants, TexCoord)) * Color_Pants + myhalf3(texture2D(Texture_Shirt, TexCoord)) * Color_Shirt;\n"
1662 "#endif\n"
1663 "#ifdef USEVERTEXTEXTUREBLEND\n"
1664 "       myhalf terrainblend = clamp(myhalf(VertexColor.a) * color.a * 2.0 - 0.5, myhalf(0.0), myhalf(1.0));\n"
1665 "       //myhalf terrainblend = min(myhalf(VertexColor.a) * color.a * 2.0, myhalf(1.0));\n"
1666 "       //myhalf terrainblend = myhalf(VertexColor.a) * color.a > 0.5;\n"
1667 "       color.rgb = mix(myhalf3(texture2D(Texture_SecondaryColor, TexCoord2)), color.rgb, terrainblend);\n"
1668 "       color.a = 1.0;\n"
1669 "       //color = mix(myhalf4(1, 0, 0, 1), color, terrainblend);\n"
1670 "#endif\n"
1671 "\n"
1672 "       // get the surface normal\n"
1673 "#ifdef USEVERTEXTEXTUREBLEND\n"
1674 "       myhalf3 surfacenormal = normalize(mix(myhalf3(texture2D(Texture_SecondaryNormal, TexCoord2)), myhalf3(texture2D(Texture_Normal, TexCoord)), terrainblend) - myhalf3(0.5, 0.5, 0.5));\n"
1675 "#else\n"
1676 "       myhalf3 surfacenormal = normalize(myhalf3(texture2D(Texture_Normal, TexCoord)) - myhalf3(0.5, 0.5, 0.5));\n"
1677 "#endif\n"
1678 "\n"
1679 "       // get the material colors\n"
1680 "       myhalf3 diffusetex = color.rgb;\n"
1681 "#if defined(USESPECULAR) || defined(USEDEFERREDLIGHTMAP)\n"
1682 "# ifdef USEVERTEXTEXTUREBLEND\n"
1683 "       myhalf4 glosstex = mix(myhalf4(texture2D(Texture_SecondaryGloss, TexCoord2)), myhalf4(texture2D(Texture_Gloss, TexCoord)), terrainblend);\n"
1684 "# else\n"
1685 "       myhalf4 glosstex = myhalf4(texture2D(Texture_Gloss, TexCoord));\n"
1686 "# endif\n"
1687 "#endif\n"
1688 "\n"
1689 "#ifdef USEREFLECTCUBE\n"
1690 "       vec3 TangentReflectVector = reflect(-EyeVector, surfacenormal);\n"
1691 "       vec3 ModelReflectVector = TangentReflectVector.x * VectorS + TangentReflectVector.y * VectorT + TangentReflectVector.z * VectorR;\n"
1692 "       vec3 ReflectCubeTexCoord = vec3(ModelToReflectCube * vec4(ModelReflectVector, 0));\n"
1693 "       diffusetex += myhalf3(texture2D(Texture_ReflectMask, TexCoord)) * myhalf3(textureCube(Texture_ReflectCube, ReflectCubeTexCoord));\n"
1694 "#endif\n"
1695 "\n"
1696 "\n"
1697 "\n"
1698 "\n"
1699 "#ifdef MODE_LIGHTSOURCE\n"
1700 "       // light source\n"
1701 "#ifdef USEDIFFUSE\n"
1702 "       myhalf3 lightnormal = myhalf3(normalize(LightVector));\n"
1703 "       myhalf diffuse = myhalf(max(float(dot(surfacenormal, lightnormal)), 0.0));\n"
1704 "       color.rgb = diffusetex * (Color_Ambient + diffuse * Color_Diffuse);\n"
1705 "#ifdef USESPECULAR\n"
1706 "#ifdef USEEXACTSPECULARMATH\n"
1707 "       myhalf specular = pow(myhalf(max(float(dot(reflect(lightnormal, surfacenormal), normalize(EyeVector)))*-1.0, 0.0)), SpecularPower * glosstex.a);\n"
1708 "#else\n"
1709 "       myhalf3 specularnormal = normalize(lightnormal + myhalf3(normalize(EyeVector)));\n"
1710 "       myhalf specular = pow(myhalf(max(float(dot(surfacenormal, specularnormal)), 0.0)), SpecularPower * glosstex.a);\n"
1711 "#endif\n"
1712 "       color.rgb += glosstex.rgb * (specular * Color_Specular);\n"
1713 "#endif\n"
1714 "#else\n"
1715 "       color.rgb = diffusetex * Color_Ambient;\n"
1716 "#endif\n"
1717 "       color.rgb *= LightColor;\n"
1718 "       color.rgb *= myhalf(texture2D(Texture_Attenuation, vec2(length(CubeVector), 0.0)));\n"
1719 "#if defined(USESHADOWMAP2D)\n"
1720 "       color.rgb *= ShadowMapCompare(CubeVector);\n"
1721 "#endif\n"
1722 "# ifdef USECUBEFILTER\n"
1723 "       color.rgb *= myhalf3(textureCube(Texture_Cube, CubeVector));\n"
1724 "# endif\n"
1725 "#endif // MODE_LIGHTSOURCE\n"
1726 "\n"
1727 "\n"
1728 "\n"
1729 "\n"
1730 "#ifdef MODE_LIGHTDIRECTION\n"
1731 "#define SHADING\n"
1732 "#ifdef USEDIFFUSE\n"
1733 "       myhalf3 lightnormal = myhalf3(normalize(LightVector));\n"
1734 "#endif\n"
1735 "#define lightcolor LightColor\n"
1736 "#endif // MODE_LIGHTDIRECTION\n"
1737 "#ifdef MODE_LIGHTDIRECTIONMAP_MODELSPACE\n"
1738 "#define SHADING\n"
1739 "       // deluxemap lightmapping using light vectors in modelspace (q3map2 -light -deluxe)\n"
1740 "       myhalf3 lightnormal_modelspace = myhalf3(texture2D(Texture_Deluxemap, TexCoordLightmap)) * 2.0 + myhalf3(-1.0, -1.0, -1.0);\n"
1741 "       myhalf3 lightcolor = myhalf3(texture2D(Texture_Lightmap, TexCoordLightmap));\n"
1742 "       // convert modelspace light vector to tangentspace\n"
1743 "       myhalf3 lightnormal;\n"
1744 "       lightnormal.x = dot(lightnormal_modelspace, myhalf3(VectorS));\n"
1745 "       lightnormal.y = dot(lightnormal_modelspace, myhalf3(VectorT));\n"
1746 "       lightnormal.z = dot(lightnormal_modelspace, myhalf3(VectorR));\n"
1747 "       lightnormal = normalize(lightnormal); // VectorS/T/R are not always perfectly normalized, and EXACTSPECULARMATH is very picky about this\n"
1748 "       // calculate directional shading (and undoing the existing angle attenuation on the lightmap by the division)\n"
1749 "       // note that q3map2 is too stupid to calculate proper surface normals when q3map_nonplanar\n"
1750 "       // is used (the lightmap and deluxemap coords correspond to virtually random coordinates\n"
1751 "       // on that luxel, and NOT to its center, because recursive triangle subdivision is used\n"
1752 "       // to map the luxels to coordinates on the draw surfaces), which also causes\n"
1753 "       // deluxemaps to be wrong because light contributions from the wrong side of the surface\n"
1754 "       // are added up. To prevent divisions by zero or strong exaggerations, a max()\n"
1755 "       // nudge is done here at expense of some additional fps. This is ONLY needed for\n"
1756 "       // deluxemaps, tangentspace deluxemap avoid this problem by design.\n"
1757 "       lightcolor *= 1.0 / max(0.25, lightnormal.z);\n"
1758 "#endif // MODE_LIGHTDIRECTIONMAP_MODELSPACE\n"
1759 "#ifdef MODE_LIGHTDIRECTIONMAP_TANGENTSPACE\n"
1760 "#define SHADING\n"
1761 "       // deluxemap lightmapping using light vectors in tangentspace (hmap2 -light)\n"
1762 "       myhalf3 lightnormal = myhalf3(texture2D(Texture_Deluxemap, TexCoordLightmap)) * 2.0 + myhalf3(-1.0, -1.0, -1.0);\n"
1763 "       myhalf3 lightcolor = myhalf3(texture2D(Texture_Lightmap, TexCoordLightmap));\n"
1764 "#endif\n"
1765 "\n"
1766 "\n"
1767 "\n"
1768 "\n"
1769 "#ifdef MODE_FAKELIGHT\n"
1770 "#define SHADING\n"
1771 "myhalf3 lightnormal = myhalf3(normalize(EyeVector));\n"
1772 "myhalf3 lightcolor = myhalf3(1.0);\n"
1773 "#endif // MODE_FAKELIGHT\n"
1774 "\n"
1775 "\n"
1776 "\n"
1777 "\n"
1778 "#ifdef MODE_LIGHTMAP\n"
1779 "       color.rgb = diffusetex * (Color_Ambient + myhalf3(texture2D(Texture_Lightmap, TexCoordLightmap)) * Color_Diffuse);\n"
1780 "#endif // MODE_LIGHTMAP\n"
1781 "#ifdef MODE_VERTEXCOLOR\n"
1782 "       color.rgb = diffusetex * (Color_Ambient + myhalf3(VertexColor.rgb) * Color_Diffuse);\n"
1783 "#endif // MODE_VERTEXCOLOR\n"
1784 "#ifdef MODE_FLATCOLOR\n"
1785 "       color.rgb = diffusetex * Color_Ambient;\n"
1786 "#endif // MODE_FLATCOLOR\n"
1787 "\n"
1788 "\n"
1789 "\n"
1790 "\n"
1791 "#ifdef SHADING\n"
1792 "# ifdef USEDIFFUSE\n"
1793 "       myhalf diffuse = myhalf(max(float(dot(surfacenormal, lightnormal)), 0.0));\n"
1794 "#  ifdef USESPECULAR\n"
1795 "#   ifdef USEEXACTSPECULARMATH\n"
1796 "       myhalf specular = pow(myhalf(max(float(dot(reflect(lightnormal, surfacenormal), normalize(EyeVector)))*-1.0, 0.0)), SpecularPower * glosstex.a);\n"
1797 "#   else\n"
1798 "       myhalf3 specularnormal = normalize(lightnormal + myhalf3(normalize(EyeVector)));\n"
1799 "       myhalf specular = pow(myhalf(max(float(dot(surfacenormal, specularnormal)), 0.0)), SpecularPower * glosstex.a);\n"
1800 "#   endif\n"
1801 "       color.rgb = diffusetex * Color_Ambient + (diffusetex * Color_Diffuse * diffuse + glosstex.rgb * Color_Specular * specular) * lightcolor;\n"
1802 "#  else\n"
1803 "       color.rgb = diffusetex * (Color_Ambient + Color_Diffuse * diffuse * lightcolor);\n"
1804 "#  endif\n"
1805 "# else\n"
1806 "       color.rgb = diffusetex * Color_Ambient;\n"
1807 "# endif\n"
1808 "#endif\n"
1809 "\n"
1810 "#ifdef USESHADOWMAPORTHO\n"
1811 "       color.rgb *= ShadowMapCompare(ShadowMapTC);\n"
1812 "#endif\n"
1813 "\n"
1814 "#ifdef USEDEFERREDLIGHTMAP\n"
1815 "       vec2 ScreenTexCoord = gl_FragCoord.xy * PixelToScreenTexCoord;\n"
1816 "       color.rgb += diffusetex * myhalf3(texture2D(Texture_ScreenDiffuse, ScreenTexCoord)) * DeferredMod_Diffuse;\n"
1817 "       color.rgb += glosstex.rgb * myhalf3(texture2D(Texture_ScreenSpecular, ScreenTexCoord)) * DeferredMod_Specular;\n"
1818 "#endif\n"
1819 "\n"
1820 "#ifdef USEGLOW\n"
1821 "#ifdef USEVERTEXTEXTUREBLEND\n"
1822 "       color.rgb += mix(myhalf3(texture2D(Texture_SecondaryGlow, TexCoord2)), myhalf3(texture2D(Texture_Glow, TexCoord)), terrainblend) * Color_Glow;\n"
1823 "#else\n"
1824 "       color.rgb += myhalf3(texture2D(Texture_Glow, TexCoord)) * Color_Glow;\n"
1825 "#endif\n"
1826 "#endif\n"
1827 "\n"
1828 "#ifdef USEFOG\n"
1829 "       color.rgb = FogVertex(color.rgb);\n"
1830 "#endif\n"
1831 "\n"
1832 "       // reflection must come last because it already contains exactly the correct fog (the reflection render preserves camera distance from the plane, it only flips the side) and ContrastBoost/SceneBrightness\n"
1833 "#ifdef USEREFLECTION\n"
1834 "       vec4 ScreenScaleRefractReflectIW = ScreenScaleRefractReflect * (1.0 / ModelViewProjectionPosition.w);\n"
1835 "       //vec4 ScreenTexCoord = (ModelViewProjectionPosition.xyxy + normalize(myhalf3(texture2D(Texture_Normal, TexCoord)) - myhalf3(0.5)).xyxy * DistortScaleRefractReflect * 100) * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect;\n"
1836 "       vec2 SafeScreenTexCoord = ModelViewProjectionPosition.xy * ScreenScaleRefractReflectIW.zw + ScreenCenterRefractReflect.zw;\n"
1837 "       vec2 ScreenTexCoord = SafeScreenTexCoord + vec3(normalize(myhalf3(texture2D(Texture_Normal, TexCoord)) - myhalf3(0.5))).xy * DistortScaleRefractReflect.zw;\n"
1838 "       // FIXME temporary hack to detect the case that the reflection\n"
1839 "       // gets blackened at edges due to leaving the area that contains actual\n"
1840 "       // content.\n"
1841 "       // Remove this 'ack once we have a better way to stop this thing from\n"
1842 "       // 'appening.\n"
1843 "       float f = min(1.0, length(texture2D(Texture_Reflection, ScreenTexCoord + vec2(0.01, 0.01)).rgb) / 0.05);\n"
1844 "       f      *= min(1.0, length(texture2D(Texture_Reflection, ScreenTexCoord + vec2(0.01, -0.01)).rgb) / 0.05);\n"
1845 "       f      *= min(1.0, length(texture2D(Texture_Reflection, ScreenTexCoord + vec2(-0.01, 0.01)).rgb) / 0.05);\n"
1846 "       f      *= min(1.0, length(texture2D(Texture_Reflection, ScreenTexCoord + vec2(-0.01, -0.01)).rgb) / 0.05);\n"
1847 "       ScreenTexCoord = mix(SafeScreenTexCoord, ScreenTexCoord, f);\n"
1848 "       color.rgb = mix(color.rgb, myhalf3(texture2D(Texture_Reflection, ScreenTexCoord)) * ReflectColor.rgb, ReflectColor.a);\n"
1849 "#endif\n"
1850 "\n"
1851 "       gl_FragColor = vec4(color);\n"
1852 "}\n"
1853 "#endif // FRAGMENT_SHADER\n"
1854 "\n"
1855 "#endif // !MODE_DEFERREDBOUNCELIGHT\n"
1856 "#endif // !MODE_DEFERREDLIGHTSOURCE\n"
1857 "#endif // !MODE_DEFERREDGEOMETRY\n"
1858 "#endif // !MODE_WATER\n"
1859 "#endif // !MODE_REFRACTION\n"
1860 "#endif // !MODE_BLOOMBLUR\n"
1861 "#endif // !MODE_GENERIC\n"
1862 "#endif // !MODE_POSTPROCESS\n"
1863 "#endif // !MODE_SHOWDEPTH\n"
1864 "#endif // !MODE_DEPTH_OR_SHADOW\n"
1865 ;
1866
1867 /*
1868 =========================================================================================================================================================
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1874
1875
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1878
1879
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1882
1883
1884 =========================================================================================================================================================
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1886
1887
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1890
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1892 =========================================================================================================================================================
1893 */
1894
1895 const char *builtinhlslshaderstring =
1896 "// ambient+diffuse+specular+normalmap+attenuation+cubemap+fog shader\n"
1897 "// written by Forest 'LordHavoc' Hale\n"
1898 "// shadowmapping enhancements by Lee 'eihrul' Salzman\n"
1899 "\n"
1900 "// FIXME: we need to get rid of ModelViewProjectionPosition to make room for the texcoord for this\n"
1901 "#if defined(USEREFLECTION)\n"
1902 "#undef USESHADOWMAPORTHO\n"
1903 "#endif\n"
1904 "\n"
1905 "#if defined(USEFOGINSIDE) || defined(USEFOGOUTSIDE) || defined(USEFOGHEIGHTTEXTURE)\n"
1906 "# define USEFOG\n"
1907 "#endif\n"
1908 "#if defined(MODE_LIGHTMAP) || defined(MODE_LIGHTDIRECTIONMAP_MODELSPACE) || defined(MODE_LIGHTDIRECTIONMAP_TANGENTSPACE)\n"
1909 "#define USELIGHTMAP\n"
1910 "#endif\n"
1911 "#if defined(USESPECULAR) || defined(USEOFFSETMAPPING) || defined(USEREFLECTCUBE) || defined(MODE_FAKELIGHT)\n"
1912 "#define USEEYEVECTOR\n"
1913 "#endif\n"
1914 "\n"
1915 "#ifdef FRAGMENT_SHADER\n"
1916 "#ifdef HLSL\n"
1917 "//#undef USESHADOWMAPPCF\n"
1918 "//#define texDepth2D(tex,texcoord) tex2D(tex,texcoord).r\n"
1919 "#define texDepth2D(tex,texcoord) dot(tex2D(tex,texcoord).rgb, float3(1.0, 255.0/65536.0, 255.0/16777216.0))\n"
1920 "#else\n"
1921 "#define texDepth2D(tex,texcoord) tex2D(tex,texcoord).r\n"
1922 "#endif\n"
1923 "#endif\n"
1924 "\n"
1925 "#ifdef MODE_DEPTH_OR_SHADOW\n"
1926 "#ifdef VERTEX_SHADER\n"
1927 "void main\n"
1928 "(\n"
1929 "float4 gl_Vertex : POSITION,\n"
1930 "uniform float4x4 ModelViewProjectionMatrix : register(c8),\n"
1931 "out float4 gl_Position : POSITION,\n"
1932 "out float Depth : TEXCOORD0\n"
1933 ")\n"
1934 "{\n"
1935 "       gl_Position = mul(ModelViewProjectionMatrix, gl_Vertex);\n"
1936 "       Depth = gl_Position.z;\n"
1937 "}\n"
1938 "#endif\n"
1939 "\n"
1940 "#ifdef FRAGMENT_SHADER\n"
1941 "void main\n"
1942 "(\n"
1943 "float Depth : TEXCOORD0,\n"
1944 "out float4 gl_FragColor : COLOR\n"
1945 ")\n"
1946 "{\n"
1947 "//     float4 temp = float4(Depth,Depth*(65536.0/255.0),Depth*(16777216.0/255.0),0.0);\n"
1948 "       float4 temp = float4(Depth,Depth*256.0,Depth*65536.0,0.0);\n"
1949 "       temp.yz -= floor(temp.yz);\n"
1950 "       gl_FragColor = temp;\n"
1951 "//     gl_FragColor = float4(Depth,0,0,0);\n"
1952 "}\n"
1953 "#endif\n"
1954 "#else // !MODE_DEPTH_ORSHADOW\n"
1955 "\n"
1956 "\n"
1957 "\n"
1958 "\n"
1959 "#ifdef MODE_SHOWDEPTH\n"
1960 "#ifdef VERTEX_SHADER\n"
1961 "void main\n"
1962 "(\n"
1963 "float4 gl_Vertex : POSITION,\n"
1964 "uniform float4x4 ModelViewProjectionMatrix : register(c8),\n"
1965 "out float4 gl_Position : POSITION,\n"
1966 "out float4 gl_FrontColor : COLOR0\n"
1967 ")\n"
1968 "{\n"
1969 "       gl_Position = mul(ModelViewProjectionMatrix, gl_Vertex);\n"
1970 "       gl_FrontColor = float4(gl_Position.z, gl_Position.z, gl_Position.z, 1.0);\n"
1971 "}\n"
1972 "#endif\n"
1973 "\n"
1974 "#ifdef FRAGMENT_SHADER\n"
1975 "void main\n"
1976 "(\n"
1977 "float4 gl_FrontColor : COLOR0,\n"
1978 "out float4 gl_FragColor : COLOR\n"
1979 ")\n"
1980 "{\n"
1981 "       gl_FragColor = gl_FrontColor;\n"
1982 "}\n"
1983 "#endif\n"
1984 "#else // !MODE_SHOWDEPTH\n"
1985 "\n"
1986 "\n"
1987 "\n"
1988 "\n"
1989 "#ifdef MODE_POSTPROCESS\n"
1990 "\n"
1991 "#ifdef VERTEX_SHADER\n"
1992 "void main\n"
1993 "(\n"
1994 "float4 gl_Vertex : POSITION,\n"
1995 "uniform float4x4 ModelViewProjectionMatrix : register(c8),\n"
1996 "float4 gl_MultiTexCoord0 : TEXCOORD0,\n"
1997 "float4 gl_MultiTexCoord4 : TEXCOORD4,\n"
1998 "out float4 gl_Position : POSITION,\n"
1999 "out float2 TexCoord1 : TEXCOORD0,\n"
2000 "out float2 TexCoord2 : TEXCOORD1\n"
2001 ")\n"
2002 "{\n"
2003 "       gl_Position = mul(ModelViewProjectionMatrix, gl_Vertex);\n"
2004 "       TexCoord1 = gl_MultiTexCoord0.xy;\n"
2005 "#ifdef USEBLOOM\n"
2006 "       TexCoord2 = gl_MultiTexCoord4.xy;\n"
2007 "#endif\n"
2008 "}\n"
2009 "#endif\n"
2010 "\n"
2011 "#ifdef FRAGMENT_SHADER\n"
2012 "void main\n"
2013 "(\n"
2014 "float2 TexCoord1 : TEXCOORD0,\n"
2015 "float2 TexCoord2 : TEXCOORD1,\n"
2016 "uniform sampler Texture_First : register(s0),\n"
2017 "#ifdef USEBLOOM\n"
2018 "uniform sampler Texture_Second : register(s1),\n"
2019 "#endif\n"
2020 "#ifdef USEGAMMARAMPS\n"
2021 "uniform sampler Texture_GammaRamps : register(s2),\n"
2022 "#endif\n"
2023 "#ifdef USESATURATION\n"
2024 "uniform float Saturation : register(c30),\n"
2025 "#endif\n"
2026 "#ifdef USEVIEWTINT\n"
2027 "uniform float4 ViewTintColor : register(c41),\n"
2028 "#endif\n"
2029 "uniform float4 UserVec1 : register(c37),\n"
2030 "uniform float4 UserVec2 : register(c38),\n"
2031 "uniform float4 UserVec3 : register(c39),\n"
2032 "uniform float4 UserVec4 : register(c40),\n"
2033 "uniform float ClientTime : register(c2),\n"
2034 "uniform float2 PixelSize : register(c25),\n"
2035 "uniform float4 BloomColorSubtract : register(c43),\n"
2036 "out float4 gl_FragColor : COLOR\n"
2037 ")\n"
2038 "{\n"
2039 "       gl_FragColor = tex2D(Texture_First, TexCoord1);\n"
2040 "#ifdef USEBLOOM\n"
2041 "       gl_FragColor += max(float4(0,0,0,0), tex2D(Texture_Second, TexCoord2) - BloomColorSubtract);\n"
2042 "#endif\n"
2043 "#ifdef USEVIEWTINT\n"
2044 "       gl_FragColor = lerp(gl_FragColor, ViewTintColor, ViewTintColor.a);\n"
2045 "#endif\n"
2046 "\n"
2047 "#ifdef USEPOSTPROCESSING\n"
2048 "// do r_glsl_dumpshader, edit glsl/default.glsl, and replace this by your own postprocessing if you want\n"
2049 "// this code does a blur with the radius specified in the first component of r_glsl_postprocess_uservec1 and blends it using the second component\n"
2050 "       float sobel = 1.0;\n"
2051 "       // float2 ts = textureSize(Texture_First, 0);\n"
2052 "       // float2 px = float2(1/ts.x, 1/ts.y);\n"
2053 "       float2 px = PixelSize;\n"
2054 "       float3 x1 = tex2D(Texture_First, TexCoord1 + float2(-px.x, px.y)).rgb;\n"
2055 "       float3 x2 = tex2D(Texture_First, TexCoord1 + float2(-px.x,  0.0)).rgb;\n"
2056 "       float3 x3 = tex2D(Texture_First, TexCoord1 + float2(-px.x,-px.y)).rgb;\n"
2057 "       float3 x4 = tex2D(Texture_First, TexCoord1 + float2( px.x, px.y)).rgb;\n"
2058 "       float3 x5 = tex2D(Texture_First, TexCoord1 + float2( px.x,  0.0)).rgb;\n"
2059 "       float3 x6 = tex2D(Texture_First, TexCoord1 + float2( px.x,-px.y)).rgb;\n"
2060 "       float3 y1 = tex2D(Texture_First, TexCoord1 + float2( px.x,-px.y)).rgb;\n"
2061 "       float3 y2 = tex2D(Texture_First, TexCoord1 + float2(  0.0,-px.y)).rgb;\n"
2062 "       float3 y3 = tex2D(Texture_First, TexCoord1 + float2(-px.x,-px.y)).rgb;\n"
2063 "       float3 y4 = tex2D(Texture_First, TexCoord1 + float2( px.x, px.y)).rgb;\n"
2064 "       float3 y5 = tex2D(Texture_First, TexCoord1 + float2(  0.0, px.y)).rgb;\n"
2065 "       float3 y6 = tex2D(Texture_First, TexCoord1 + float2(-px.x, px.y)).rgb;\n"
2066 "       float px1 = -1.0 * dot(float3(0.3, 0.59, 0.11), x1);\n"
2067 "       float px2 = -2.0 * dot(float3(0.3, 0.59, 0.11), x2);\n"
2068 "       float px3 = -1.0 * dot(float3(0.3, 0.59, 0.11), x3);\n"
2069 "       float px4 =  1.0 * dot(float3(0.3, 0.59, 0.11), x4);\n"
2070 "       float px5 =  2.0 * dot(float3(0.3, 0.59, 0.11), x5);\n"
2071 "       float px6 =  1.0 * dot(float3(0.3, 0.59, 0.11), x6);\n"
2072 "       float py1 = -1.0 * dot(float3(0.3, 0.59, 0.11), y1);\n"
2073 "       float py2 = -2.0 * dot(float3(0.3, 0.59, 0.11), y2);\n"
2074 "       float py3 = -1.0 * dot(float3(0.3, 0.59, 0.11), y3);\n"
2075 "       float py4 =  1.0 * dot(float3(0.3, 0.59, 0.11), y4);\n"
2076 "       float py5 =  2.0 * dot(float3(0.3, 0.59, 0.11), y5);\n"
2077 "       float py6 =  1.0 * dot(float3(0.3, 0.59, 0.11), y6);\n"
2078 "       sobel = 0.25 * abs(px1 + px2 + px3 + px4 + px5 + px6) + 0.25 * abs(py1 + py2 + py3 + py4 + py5 + py6);\n"
2079 "       gl_FragColor += tex2D(Texture_First, TexCoord1 + PixelSize*UserVec1.x*float2(-0.987688, -0.156434)) * UserVec1.y;\n"
2080 "       gl_FragColor += tex2D(Texture_First, TexCoord1 + PixelSize*UserVec1.x*float2(-0.156434, -0.891007)) * UserVec1.y;\n"
2081 "       gl_FragColor += tex2D(Texture_First, TexCoord1 + PixelSize*UserVec1.x*float2( 0.891007, -0.453990)) * UserVec1.y;\n"
2082 "       gl_FragColor += tex2D(Texture_First, TexCoord1 + PixelSize*UserVec1.x*float2( 0.707107,  0.707107)) * UserVec1.y;\n"
2083 "       gl_FragColor += tex2D(Texture_First, TexCoord1 + PixelSize*UserVec1.x*float2(-0.453990,  0.891007)) * UserVec1.y;\n"
2084 "       gl_FragColor /= (1.0 + 5.0 * UserVec1.y);\n"
2085 "       gl_FragColor.rgb = gl_FragColor.rgb * (1.0 + UserVec2.x) + float3(1,1,1)*max(0.0, sobel - UserVec2.z)*UserVec2.y;\n"
2086 "#endif\n"
2087 "\n"
2088 "#ifdef USESATURATION\n"
2089 "       //apply saturation BEFORE gamma ramps, so v_glslgamma value does not matter\n"
2090 "       float y = dot(gl_FragColor.rgb, float3(0.299, 0.587, 0.114));\n"
2091 "       // 'vampire sight' effect, wheres red is compensated\n"
2092 "       #ifdef SATURATION_REDCOMPENSATE\n"
2093 "               float rboost = max(0.0, (gl_FragColor.r - max(gl_FragColor.g, gl_FragColor.b))*(1.0 - Saturation));\n"
2094 "               gl_FragColor.rgb = lerp(float3(y,y,y), gl_FragColor.rgb, Saturation);\n"
2095 "               gl_FragColor.r += r;\n"
2096 "       #else\n"
2097 "               // normal desaturation\n"
2098 "               //gl_FragColor = float3(y,y,y) + (gl_FragColor.rgb - float3(y)) * Saturation;\n"
2099 "               gl_FragColor.rgb = lerp(float3(y,y,y), gl_FragColor.rgb, Saturation);\n"
2100 "       #endif\n"
2101 "#endif\n"
2102 "\n"
2103 "#ifdef USEGAMMARAMPS\n"
2104 "       gl_FragColor.r = tex2D(Texture_GammaRamps, float2(gl_FragColor.r, 0)).r;\n"
2105 "       gl_FragColor.g = tex2D(Texture_GammaRamps, float2(gl_FragColor.g, 0)).g;\n"
2106 "       gl_FragColor.b = tex2D(Texture_GammaRamps, float2(gl_FragColor.b, 0)).b;\n"
2107 "#endif\n"
2108 "}\n"
2109 "#endif\n"
2110 "#else // !MODE_POSTPROCESS\n"
2111 "\n"
2112 "\n"
2113 "\n"
2114 "\n"
2115 "#ifdef MODE_GENERIC\n"
2116 "#ifdef VERTEX_SHADER\n"
2117 "void main\n"
2118 "(\n"
2119 "float4 gl_Vertex : POSITION,\n"
2120 "uniform float4x4 ModelViewProjectionMatrix : register(c8),\n"
2121 "float4 gl_Color : COLOR0,\n"
2122 "float4 gl_MultiTexCoord0 : TEXCOORD0,\n"
2123 "float4 gl_MultiTexCoord1 : TEXCOORD1,\n"
2124 "out float4 gl_Position : POSITION,\n"
2125 "#ifdef USEDIFFUSE\n"
2126 "out float2 TexCoord1 : TEXCOORD0,\n"
2127 "#endif\n"
2128 "#ifdef USESPECULAR\n"
2129 "out float2 TexCoord2 : TEXCOORD1,\n"
2130 "#endif\n"
2131 "out float4 gl_FrontColor : COLOR\n"
2132 ")\n"
2133 "{\n"
2134 "#ifdef HLSL\n"
2135 "       gl_FrontColor = gl_Color.bgra; // NOTE: D3DCOLOR is backwards\n"
2136 "#else\n"
2137 "       gl_FrontColor = gl_Color; // Cg is forward\n"
2138 "#endif\n"
2139 "#ifdef USEDIFFUSE\n"
2140 "       TexCoord1 = gl_MultiTexCoord0.xy;\n"
2141 "#endif\n"
2142 "#ifdef USESPECULAR\n"
2143 "       TexCoord2 = gl_MultiTexCoord1.xy;\n"
2144 "#endif\n"
2145 "       gl_Position = mul(ModelViewProjectionMatrix, gl_Vertex);\n"
2146 "}\n"
2147 "#endif\n"
2148 "\n"
2149 "#ifdef FRAGMENT_SHADER\n"
2150 "\n"
2151 "void main\n"
2152 "(\n"
2153 "float4 gl_FrontColor : COLOR0,\n"
2154 "float2 TexCoord1 : TEXCOORD0,\n"
2155 "float2 TexCoord2 : TEXCOORD1,\n"
2156 "#ifdef USEDIFFUSE\n"
2157 "uniform sampler Texture_First : register(s0),\n"
2158 "#endif\n"
2159 "#ifdef USESPECULAR\n"
2160 "uniform sampler Texture_Second : register(s1),\n"
2161 "#endif\n"
2162 "out float4 gl_FragColor : COLOR\n"
2163 ")\n"
2164 "{\n"
2165 "#ifdef USEVIEWTINT\n"
2166 "       gl_FragColor = gl_FrontColor;\n"
2167 "#else\n"
2168 "       gl_FragColor = vec4(1.0, 1.0, 1.0, 1.0);\n"
2169 "#endif\n"
2170 "#ifdef USEDIFFUSE\n"
2171 "       gl_FragColor *= tex2D(Texture_First, TexCoord1);\n"
2172 "#endif\n"
2173 "\n"
2174 "#ifdef USESPECULAR\n"
2175 "       float4 tex2 = tex2D(Texture_Second, TexCoord2);\n"
2176 "# ifdef USECOLORMAPPING\n"
2177 "       gl_FragColor *= tex2;\n"
2178 "# endif\n"
2179 "# ifdef USEGLOW\n"
2180 "       gl_FragColor += tex2;\n"
2181 "# endif\n"
2182 "# ifdef USEVERTEXTEXTUREBLEND\n"
2183 "       gl_FragColor = lerp(gl_FragColor, tex2, tex2.a);\n"
2184 "# endif\n"
2185 "#endif\n"
2186 "}\n"
2187 "#endif\n"
2188 "#else // !MODE_GENERIC\n"
2189 "\n"
2190 "\n"
2191 "\n"
2192 "\n"
2193 "#ifdef MODE_BLOOMBLUR\n"
2194 "#ifdef VERTEX_SHADER\n"
2195 "void main\n"
2196 "(\n"
2197 "float4 gl_Vertex : POSITION,\n"
2198 "uniform float4x4 ModelViewProjectionMatrix : register(c8),\n"
2199 "float4 gl_MultiTexCoord0 : TEXCOORD0,\n"
2200 "out float4 gl_Position : POSITION,\n"
2201 "out float2 TexCoord : TEXCOORD0\n"
2202 ")\n"
2203 "{\n"
2204 "       TexCoord = gl_MultiTexCoord0.xy;\n"
2205 "       gl_Position = mul(ModelViewProjectionMatrix, gl_Vertex);\n"
2206 "}\n"
2207 "#endif\n"
2208 "\n"
2209 "#ifdef FRAGMENT_SHADER\n"
2210 "\n"
2211 "void main\n"
2212 "(\n"
2213 "float2 TexCoord : TEXCOORD0,\n"
2214 "uniform sampler Texture_First : register(s0),\n"
2215 "uniform float4 BloomBlur_Parameters : register(c1),\n"
2216 "out float4 gl_FragColor : COLOR\n"
2217 ")\n"
2218 "{\n"
2219 "       int i;\n"
2220 "       float2 tc = TexCoord;\n"
2221 "       float3 color = tex2D(Texture_First, tc).rgb;\n"
2222 "       tc += BloomBlur_Parameters.xy;\n"
2223 "       for (i = 1;i < SAMPLES;i++)\n"
2224 "       {\n"
2225 "               color += tex2D(Texture_First, tc).rgb;\n"
2226 "               tc += BloomBlur_Parameters.xy;\n"
2227 "       }\n"
2228 "       gl_FragColor = float4(color * BloomBlur_Parameters.z + float3(BloomBlur_Parameters.w), 1);\n"
2229 "}\n"
2230 "#endif\n"
2231 "#else // !MODE_BLOOMBLUR\n"
2232 "#ifdef MODE_REFRACTION\n"
2233 "#ifdef VERTEX_SHADER\n"
2234 "void main\n"
2235 "(\n"
2236 "float4 gl_Vertex : POSITION,\n"
2237 "uniform float4x4 ModelViewProjectionMatrix : register(c8),\n"
2238 "float4 gl_MultiTexCoord0 : TEXCOORD0,\n"
2239 "uniform float4x4 TexMatrix : register(c0),\n"
2240 "uniform float3 EyePosition : register(c24),\n"
2241 "out float4 gl_Position : POSITION,\n"
2242 "out float2 TexCoord : TEXCOORD0,\n"
2243 "out float3 EyeVector : TEXCOORD1,\n"
2244 "out float4 ModelViewProjectionPosition : TEXCOORD2\n"
2245 ")\n"
2246 "{\n"
2247 "       TexCoord = mul(TexMatrix, gl_MultiTexCoord0).xy;\n"
2248 "       gl_Position = mul(ModelViewProjectionMatrix, gl_Vertex);\n"
2249 "       ModelViewProjectionPosition = gl_Position;\n"
2250 "}\n"
2251 "#endif\n"
2252 "\n"
2253 "#ifdef FRAGMENT_SHADER\n"
2254 "void main\n"
2255 "(\n"
2256 "float2 TexCoord : TEXCOORD0,\n"
2257 "float3 EyeVector : TEXCOORD1,\n"
2258 "float4 ModelViewProjectionPosition : TEXCOORD2,\n"
2259 "uniform sampler Texture_Normal : register(s0),\n"
2260 "uniform sampler Texture_Refraction : register(s3),\n"
2261 "uniform sampler Texture_Reflection : register(s7),\n"
2262 "uniform float4 DistortScaleRefractReflect : register(c14),\n"
2263 "uniform float4 ScreenScaleRefractReflect : register(c32),\n"
2264 "uniform float4 ScreenCenterRefractReflect : register(c31),\n"
2265 "uniform float4 RefractColor : register(c29),\n"
2266 "out float4 gl_FragColor : COLOR\n"
2267 ")\n"
2268 "{\n"
2269 "       float2 ScreenScaleRefractReflectIW = ScreenScaleRefractReflect.xy * (1.0 / ModelViewProjectionPosition.w);\n"
2270 "       //float2 ScreenTexCoord = (ModelViewProjectionPosition.xy + normalize(tex2D(Texture_Normal, TexCoord).rgb - float3(0.5,0.5,0.5)).xy * DistortScaleRefractReflect.xy * 100) * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect.xy;\n"
2271 "       float2 SafeScreenTexCoord = ModelViewProjectionPosition.xy * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect.xy;\n"
2272 "       float2 ScreenTexCoord = SafeScreenTexCoord + normalize(tex2D(Texture_Normal, TexCoord).rgb - float3(0.5,0.5,0.5)).xy * DistortScaleRefractReflect.xy;\n"
2273 "       // FIXME temporary hack to detect the case that the reflection\n"
2274 "       // gets blackened at edges due to leaving the area that contains actual\n"
2275 "       // content.\n"
2276 "       // Remove this 'ack once we have a better way to stop this thing from\n"
2277 "       // 'appening.\n"
2278 "       float f = min(1.0, length(tex2D(Texture_Refraction, ScreenTexCoord + float2(0.01, 0.01)).rgb) / 0.05);\n"
2279 "       f      *= min(1.0, length(tex2D(Texture_Refraction, ScreenTexCoord + float2(0.01, -0.01)).rgb) / 0.05);\n"
2280 "       f      *= min(1.0, length(tex2D(Texture_Refraction, ScreenTexCoord + float2(-0.01, 0.01)).rgb) / 0.05);\n"
2281 "       f      *= min(1.0, length(tex2D(Texture_Refraction, ScreenTexCoord + float2(-0.01, -0.01)).rgb) / 0.05);\n"
2282 "       ScreenTexCoord = lerp(SafeScreenTexCoord, ScreenTexCoord, f);\n"
2283 "       gl_FragColor = float4(tex2D(Texture_Refraction, ScreenTexCoord).rgb, 1) * RefractColor;\n"
2284 "}\n"
2285 "#endif\n"
2286 "#else // !MODE_REFRACTION\n"
2287 "\n"
2288 "\n"
2289 "\n"
2290 "\n"
2291 "#ifdef MODE_WATER\n"
2292 "#ifdef VERTEX_SHADER\n"
2293 "\n"
2294 "void main\n"
2295 "(\n"
2296 "float4 gl_Vertex : POSITION,\n"
2297 "uniform float4x4 ModelViewProjectionMatrix : register(c8),\n"
2298 "float4 gl_MultiTexCoord0 : TEXCOORD0,\n"
2299 "float4 gl_MultiTexCoord1 : TEXCOORD1,\n"
2300 "float4 gl_MultiTexCoord2 : TEXCOORD2,\n"
2301 "float4 gl_MultiTexCoord3 : TEXCOORD3,\n"
2302 "uniform float4x4 TexMatrix : register(c0),\n"
2303 "uniform float3 EyePosition : register(c24),\n"
2304 "out float4 gl_Position : POSITION,\n"
2305 "out float2 TexCoord : TEXCOORD0,\n"
2306 "out float3 EyeVector : TEXCOORD1,\n"
2307 "out float4 ModelViewProjectionPosition : TEXCOORD2\n"
2308 ")\n"
2309 "{\n"
2310 "       TexCoord = mul(TexMatrix, gl_MultiTexCoord0).xy;\n"
2311 "       float3 EyeVectorModelSpace = EyePosition - gl_Vertex.xyz;\n"
2312 "       EyeVector.x = dot(EyeVectorModelSpace, gl_MultiTexCoord1.xyz);\n"
2313 "       EyeVector.y = dot(EyeVectorModelSpace, gl_MultiTexCoord2.xyz);\n"
2314 "       EyeVector.z = dot(EyeVectorModelSpace, gl_MultiTexCoord3.xyz);\n"
2315 "       gl_Position = mul(ModelViewProjectionMatrix, gl_Vertex);\n"
2316 "       ModelViewProjectionPosition = gl_Position;\n"
2317 "}\n"
2318 "#endif\n"
2319 "\n"
2320 "#ifdef FRAGMENT_SHADER\n"
2321 "void main\n"
2322 "(\n"
2323 "float2 TexCoord : TEXCOORD0,\n"
2324 "float3 EyeVector : TEXCOORD1,\n"
2325 "float4 ModelViewProjectionPosition : TEXCOORD2,\n"
2326 "uniform sampler Texture_Normal : register(s0),\n"
2327 "uniform sampler Texture_Refraction : register(s3),\n"
2328 "uniform sampler Texture_Reflection : register(s7),\n"
2329 "uniform float4 DistortScaleRefractReflect : register(c14),\n"
2330 "uniform float4 ScreenScaleRefractReflect : register(c32),\n"
2331 "uniform float4 ScreenCenterRefractReflect : register(c31),\n"
2332 "uniform float4 RefractColor : register(c29),\n"
2333 "uniform float4 ReflectColor : register(c26),\n"
2334 "uniform float ReflectFactor : register(c27),\n"
2335 "uniform float ReflectOffset : register(c28),\n"
2336 "out float4 gl_FragColor : COLOR\n"
2337 ")\n"
2338 "{\n"
2339 "       float4 ScreenScaleRefractReflectIW = ScreenScaleRefractReflect * (1.0 / ModelViewProjectionPosition.w);\n"
2340 "       //float4 ScreenTexCoord = (ModelViewProjectionPosition.xyxy + normalize(tex2D(Texture_Normal, TexCoord).rgb - float3(0.5,0.5,0.5)).xyxy * DistortScaleRefractReflect * 100) * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect;\n"
2341 "       float4 SafeScreenTexCoord = ModelViewProjectionPosition.xyxy * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect;\n"
2342 "       //SafeScreenTexCoord = gl_FragCoord.xyxy * float4(1.0 / 1920.0, 1.0 / 1200.0, 1.0 / 1920.0, 1.0 / 1200.0);\n"
2343 "       float4 ScreenTexCoord = SafeScreenTexCoord + float2(normalize(tex2D(Texture_Normal, TexCoord).rgb - float3(0.5,0.5,0.5)).xy).xyxy * DistortScaleRefractReflect;\n"
2344 "       // FIXME temporary hack to detect the case that the reflection\n"
2345 "       // gets blackened at edges due to leaving the area that contains actual\n"
2346 "       // content.\n"
2347 "       // Remove this 'ack once we have a better way to stop this thing from\n"
2348 "       // 'appening.\n"
2349 "       float f = min(1.0, length(tex2D(Texture_Refraction, ScreenTexCoord.xy + float2(0.01, 0.01)).rgb) / 0.05);\n"
2350 "       f      *= min(1.0, length(tex2D(Texture_Refraction, ScreenTexCoord.xy + float2(0.01, -0.01)).rgb) / 0.05);\n"
2351 "       f      *= min(1.0, length(tex2D(Texture_Refraction, ScreenTexCoord.xy + float2(-0.01, 0.01)).rgb) / 0.05);\n"
2352 "       f      *= min(1.0, length(tex2D(Texture_Refraction, ScreenTexCoord.xy + float2(-0.01, -0.01)).rgb) / 0.05);\n"
2353 "       ScreenTexCoord.xy = lerp(SafeScreenTexCoord.xy, ScreenTexCoord.xy, f);\n"
2354 "       f  = min(1.0, length(tex2D(Texture_Reflection, ScreenTexCoord.zw + float2(0.01, 0.01)).rgb) / 0.05);\n"
2355 "       f *= min(1.0, length(tex2D(Texture_Reflection, ScreenTexCoord.zw + float2(0.01, -0.01)).rgb) / 0.05);\n"
2356 "       f *= min(1.0, length(tex2D(Texture_Reflection, ScreenTexCoord.zw + float2(-0.01, 0.01)).rgb) / 0.05);\n"
2357 "       f *= min(1.0, length(tex2D(Texture_Reflection, ScreenTexCoord.zw + float2(-0.01, -0.01)).rgb) / 0.05);\n"
2358 "       ScreenTexCoord.zw = lerp(SafeScreenTexCoord.zw, ScreenTexCoord.zw, f);\n"
2359 "       float Fresnel = pow(min(1.0, 1.0 - float(normalize(EyeVector).z)), 2.0) * ReflectFactor + ReflectOffset;\n"
2360 "       gl_FragColor = lerp(float4(tex2D(Texture_Refraction, ScreenTexCoord.xy).rgb, 1) * RefractColor, float4(tex2D(Texture_Reflection, ScreenTexCoord.zw).rgb, 1) * ReflectColor, Fresnel);\n"
2361 "}\n"
2362 "#endif\n"
2363 "#else // !MODE_WATER\n"
2364 "\n"
2365 "\n"
2366 "\n"
2367 "\n"
2368 "// TODO: get rid of tangentt (texcoord2) and use a crossproduct to regenerate it from tangents (texcoord1) and normal (texcoord3), this would require sending a 4 component texcoord1 with W as 1 or -1 according to which side the texcoord2 should be on\n"
2369 "\n"
2370 "// fragment shader specific:\n"
2371 "#ifdef FRAGMENT_SHADER\n"
2372 "\n"
2373 "#ifdef USEFOG\n"
2374 "float3 FogVertex(float3 surfacecolor, float3 FogColor, float3 EyeVectorModelSpace, float FogPlaneVertexDist, float FogRangeRecip, float FogPlaneViewDist, float FogHeightFade, sampler Texture_FogMask, sampler Texture_FogHeightTexture)\n"
2375 "{\n"
2376 "       float fogfrac;\n"
2377 "#ifdef USEFOGHEIGHTTEXTURE\n"
2378 "       float4 fogheightpixel = tex2D(Texture_FogHeightTexture, float2(1,1) + float2(FogPlaneVertexDist, FogPlaneViewDist) * (-2.0 * FogHeightFade));\n"
2379 "       fogfrac = fogheightpixel.a;\n"
2380 "       return lerp(fogheightpixel.rgb * FogColor, surfacecolor, tex2D(Texture_FogMask, float2(length(EyeVectorModelSpace)*fogfrac*FogRangeRecip, 0.0)).r);\n"
2381 "#else\n"
2382 "# ifdef USEFOGOUTSIDE\n"
2383 "       fogfrac = min(0.0, FogPlaneVertexDist) / (FogPlaneVertexDist - FogPlaneViewDist) * min(1.0, min(0.0, FogPlaneVertexDist) * FogHeightFade);\n"
2384 "# else\n"
2385 "       fogfrac = FogPlaneViewDist / (FogPlaneViewDist - max(0.0, FogPlaneVertexDist)) * min(1.0, (min(0.0, FogPlaneVertexDist) + FogPlaneViewDist) * FogHeightFade);\n"
2386 "# endif\n"
2387 "       return lerp(FogColor, surfacecolor, tex2D(Texture_FogMask, float2(length(EyeVectorModelSpace)*fogfrac*FogRangeRecip, 0.0)).r);\n"
2388 "#endif\n"
2389 "}\n"
2390 "#endif\n"
2391 "\n"
2392 "#ifdef USEOFFSETMAPPING\n"
2393 "float2 OffsetMapping(float2 TexCoord, float OffsetMapping_Scale, float3 EyeVector, sampler Texture_Normal)\n"
2394 "{\n"
2395 "#ifdef USEOFFSETMAPPING_RELIEFMAPPING\n"
2396 "       // 14 sample relief mapping: linear search and then binary search\n"
2397 "       // this basically steps forward a small amount repeatedly until it finds\n"
2398 "       // itself inside solid, then jitters forward and back using decreasing\n"
2399 "       // amounts to find the impact\n"
2400 "       //float3 OffsetVector = float3(EyeVector.xy * ((1.0 / EyeVector.z) * OffsetMapping_Scale) * float2(-1, 1), -1);\n"
2401 "       //float3 OffsetVector = float3(normalize(EyeVector.xy) * OffsetMapping_Scale * float2(-1, 1), -1);\n"
2402 "       float3 OffsetVector = float3(normalize(EyeVector).xy * OffsetMapping_Scale * float2(-1, 1), -1);\n"
2403 "       float3 RT = float3(TexCoord, 1);\n"
2404 "       OffsetVector *= 0.1;\n"
2405 "       RT += OffsetVector *  step(tex2D(Texture_Normal, RT.xy).a, RT.z);\n"
2406 "       RT += OffsetVector *  step(tex2D(Texture_Normal, RT.xy).a, RT.z);\n"
2407 "       RT += OffsetVector *  step(tex2D(Texture_Normal, RT.xy).a, RT.z);\n"
2408 "       RT += OffsetVector *  step(tex2D(Texture_Normal, RT.xy).a, RT.z);\n"
2409 "       RT += OffsetVector *  step(tex2D(Texture_Normal, RT.xy).a, RT.z);\n"
2410 "       RT += OffsetVector *  step(tex2D(Texture_Normal, RT.xy).a, RT.z);\n"
2411 "       RT += OffsetVector *  step(tex2D(Texture_Normal, RT.xy).a, RT.z);\n"
2412 "       RT += OffsetVector *  step(tex2D(Texture_Normal, RT.xy).a, RT.z);\n"
2413 "       RT += OffsetVector *  step(tex2D(Texture_Normal, RT.xy).a, RT.z);\n"
2414 "       RT += OffsetVector * (step(tex2D(Texture_Normal, RT.xy).a, RT.z)          - 0.5);\n"
2415 "       RT += OffsetVector * (step(tex2D(Texture_Normal, RT.xy).a, RT.z) * 0.5    - 0.25);\n"
2416 "       RT += OffsetVector * (step(tex2D(Texture_Normal, RT.xy).a, RT.z) * 0.25   - 0.125);\n"
2417 "       RT += OffsetVector * (step(tex2D(Texture_Normal, RT.xy).a, RT.z) * 0.125  - 0.0625);\n"
2418 "       RT += OffsetVector * (step(tex2D(Texture_Normal, RT.xy).a, RT.z) * 0.0625 - 0.03125);\n"
2419 "       return RT.xy;\n"
2420 "#else\n"
2421 "       // 3 sample offset mapping (only 3 samples because of ATI Radeon 9500-9800/X300 limits)\n"
2422 "       // this basically moves forward the full distance, and then backs up based\n"
2423 "       // on height of samples\n"
2424 "       //float2 OffsetVector = float2(EyeVector.xy * ((1.0 / EyeVector.z) * OffsetMapping_Scale) * float2(-1, 1));\n"
2425 "       //float2 OffsetVector = float2(normalize(EyeVector.xy) * OffsetMapping_Scale * float2(-1, 1));\n"
2426 "       float2 OffsetVector = float2(normalize(EyeVector).xy * OffsetMapping_Scale * float2(-1, 1));\n"
2427 "       TexCoord += OffsetVector;\n"
2428 "       OffsetVector *= 0.333;\n"
2429 "       TexCoord -= OffsetVector * tex2D(Texture_Normal, TexCoord).a;\n"
2430 "       TexCoord -= OffsetVector * tex2D(Texture_Normal, TexCoord).a;\n"
2431 "       TexCoord -= OffsetVector * tex2D(Texture_Normal, TexCoord).a;\n"
2432 "       return TexCoord;\n"
2433 "#endif\n"
2434 "}\n"
2435 "#endif // USEOFFSETMAPPING\n"
2436 "\n"
2437 "#if defined(MODE_LIGHTSOURCE) || defined(MODE_DEFERREDLIGHTSOURCE) || defined(USESHADOWMAPORTHO)\n"
2438 "#if defined(USESHADOWMAP2D)\n"
2439 "# ifdef USESHADOWMAPORTHO\n"
2440 "#  define GetShadowMapTC2D(dir, ShadowMap_Parameters) (min(dir, ShadowMap_Parameters.xyz))\n"
2441 "# else\n"
2442 "#  ifdef USESHADOWMAPVSDCT\n"
2443 "float3 GetShadowMapTC2D(float3 dir, float4 ShadowMap_Parameters, samplerCUBE Texture_CubeProjection)\n"
2444 "{\n"
2445 "       float3 adir = abs(dir);\n"
2446 "       float2 aparams = ShadowMap_Parameters.xy / max(max(adir.x, adir.y), adir.z);\n"
2447 "       float4 proj = texCUBE(Texture_CubeProjection, dir);\n"
2448 "       return float3(lerp(dir.xy, dir.zz, proj.xy) * aparams.x + proj.zw * ShadowMap_Parameters.z, aparams.y + ShadowMap_Parameters.w);\n"
2449 "}\n"
2450 "#  else\n"
2451 "float3 GetShadowMapTC2D(float3 dir, float4 ShadowMap_Parameters)\n"
2452 "{\n"
2453 "       float3 adir = abs(dir);\n"
2454 "       float ma = adir.z;\n"
2455 "       float4 proj = float4(dir, 2.5);\n"
2456 "       if (adir.x > ma) { ma = adir.x; proj = float4(dir.zyx, 0.5); }\n"
2457 "       if (adir.y > ma) { ma = adir.y; proj = float4(dir.xzy, 1.5); }\n"
2458 "#ifdef HLSL\n"
2459 "       return float3(proj.xy * ShadowMap_Parameters.x / ma + float2(0.5,0.5) + float2(proj.z < 0.0 ? 1.5 : 0.5, proj.w) * ShadowMap_Parameters.z, ma + 64 * ShadowMap_Parameters.w);\n"
2460 "#else\n"
2461 "       float2 aparams = ShadowMap_Parameters.xy / ma;\n"
2462 "       return float3(proj.xy * aparams.x + float2(proj.z < 0.0 ? 1.5 : 0.5, proj.w) * ShadowMap_Parameters.z, aparams.y + ShadowMap_Parameters.w);\n"
2463 "#endif\n"
2464 "}\n"
2465 "#  endif\n"
2466 "# endif\n"
2467 "#endif // defined(USESHADOWMAP2D)\n"
2468 "\n"
2469 "# ifdef USESHADOWMAP2D\n"
2470 "#ifdef USESHADOWMAPVSDCT\n"
2471 "float ShadowMapCompare(float3 dir, sampler Texture_ShadowMap2D, float4 ShadowMap_Parameters, float2 ShadowMap_TextureScale, samplerCUBE Texture_CubeProjection)\n"
2472 "#else\n"
2473 "float ShadowMapCompare(float3 dir, sampler Texture_ShadowMap2D, float4 ShadowMap_Parameters, float2 ShadowMap_TextureScale)\n"
2474 "#endif\n"
2475 "{\n"
2476 "#ifdef USESHADOWMAPVSDCT\n"
2477 "       float3 shadowmaptc = GetShadowMapTC2D(dir, ShadowMap_Parameters, Texture_CubeProjection);\n"
2478 "#else\n"
2479 "       float3 shadowmaptc = GetShadowMapTC2D(dir, ShadowMap_Parameters);\n"
2480 "#endif\n"
2481 "       float f;\n"
2482 "\n"
2483 "#  ifdef USESHADOWSAMPLER\n"
2484 "#    ifdef USESHADOWMAPPCF\n"
2485 "#      define texval(x, y) tex2Dproj(Texture_ShadowMap2D, float4(center + float2(x, y)*ShadowMap_TextureScale, shadowmaptc.z, 1.0)).r  \n"
2486 "       float2 center = shadowmaptc.xy*ShadowMap_TextureScale;\n"
2487 "       f = dot(float4(0.25,0.25,0.25,0.25), float4(texval(-0.4, 1.0), texval(-1.0, -0.4), texval(0.4, -1.0), texval(1.0, 0.4)));\n"
2488 "#    else\n"
2489 "       f = tex2Dproj(Texture_ShadowMap2D, float4(shadowmaptc.xy*ShadowMap_TextureScale, shadowmaptc.z, 1.0)).r;\n"
2490 "#    endif\n"
2491 "#  else\n"
2492 "#    ifdef USESHADOWMAPPCF\n"
2493 "#     if defined(GL_ARB_texture_gather) || defined(GL_AMD_texture_texture4)\n"
2494 "#      ifdef GL_ARB_texture_gather\n"
2495 "#        define texval(x, y) textureGatherOffset(Texture_ShadowMap2D, center, int2(x, y))\n"
2496 "#      else\n"
2497 "#        define texval(x, y) texture4(Texture_ShadowMap2D, center + float2(x, y)*ShadowMap_TextureScale)\n"
2498 "#      endif\n"
2499 "       float2 offset = frac(shadowmaptc.xy - 0.5), center = (shadowmaptc.xy - offset)*ShadowMap_TextureScale;\n"
2500 "#      if USESHADOWMAPPCF > 1\n"
2501 "       float4 group1 = step(shadowmaptc.z, texval(-2.0, -2.0));\n"
2502 "       float4 group2 = step(shadowmaptc.z, texval( 0.0, -2.0));\n"
2503 "       float4 group3 = step(shadowmaptc.z, texval( 2.0, -2.0));\n"
2504 "       float4 group4 = step(shadowmaptc.z, texval(-2.0,  0.0));\n"
2505 "       float4 group5 = step(shadowmaptc.z, texval( 0.0,  0.0));\n"
2506 "       float4 group6 = step(shadowmaptc.z, texval( 2.0,  0.0));\n"
2507 "       float4 group7 = step(shadowmaptc.z, texval(-2.0,  2.0));\n"
2508 "       float4 group8 = step(shadowmaptc.z, texval( 0.0,  2.0));\n"
2509 "       float4 group9 = step(shadowmaptc.z, texval( 2.0,  2.0));\n"
2510 "       float4 locols = float4(group1.ab, group3.ab);\n"
2511 "       float4 hicols = float4(group7.rg, group9.rg);\n"
2512 "       locols.yz += group2.ab;\n"
2513 "       hicols.yz += group8.rg;\n"
2514 "       float4 midcols = float4(group1.rg, group3.rg) + float4(group7.ab, group9.ab) +\n"
2515 "                               float4(group4.rg, group6.rg) + float4(group4.ab, group6.ab) +\n"
2516 "                               lerp(locols, hicols, offset.y);\n"
2517 "       float4 cols = group5 + float4(group2.rg, group8.ab);\n"
2518 "       cols.xyz += lerp(midcols.xyz, midcols.yzw, offset.x);\n"
2519 "       f = dot(cols, float4(1.0/25.0));\n"
2520 "#      else\n"
2521 "       float4 group1 = step(shadowmaptc.z, texval(-1.0, -1.0));\n"
2522 "       float4 group2 = step(shadowmaptc.z, texval( 1.0, -1.0));\n"
2523 "       float4 group3 = step(shadowmaptc.z, texval(-1.0,  1.0));\n"
2524 "       float4 group4 = step(shadowmaptc.z, texval( 1.0,  1.0));\n"
2525 "       float4 cols = float4(group1.rg, group2.rg) + float4(group3.ab, group4.ab) +\n"
2526 "                               lerp(float4(group1.ab, group2.ab), float4(group3.rg, group4.rg), offset.y);\n"
2527 "       f = dot(lerp(cols.xyz, cols.yzw, offset.x), float3(1.0/9.0));\n"
2528 "#      endif\n"
2529 "#     else\n"
2530 "#      ifdef GL_EXT_gpu_shader4\n"
2531 "#        define texval(x, y) tex2DOffset(Texture_ShadowMap2D, center, int2(x, y)).r\n"
2532 "#      else\n"
2533 "#        define texval(x, y) texDepth2D(Texture_ShadowMap2D, center + float2(x, y)*ShadowMap_TextureScale).r  \n"
2534 "#      endif\n"
2535 "#      if USESHADOWMAPPCF > 1\n"
2536 "       float2 center = shadowmaptc.xy - 0.5, offset = frac(center);\n"
2537 "       center *= ShadowMap_TextureScale;\n"
2538 "       float4 row1 = step(shadowmaptc.z, float4(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0), texval( 2.0, -1.0)));\n"
2539 "       float4 row2 = step(shadowmaptc.z, float4(texval(-1.0,  0.0), texval( 0.0,  0.0), texval( 1.0,  0.0), texval( 2.0,  0.0)));\n"
2540 "       float4 row3 = step(shadowmaptc.z, float4(texval(-1.0,  1.0), texval( 0.0,  1.0), texval( 1.0,  1.0), texval( 2.0,  1.0)));\n"
2541 "       float4 row4 = step(shadowmaptc.z, float4(texval(-1.0,  2.0), texval( 0.0,  2.0), texval( 1.0,  2.0), texval( 2.0,  2.0)));\n"
2542 "       float4 cols = row2 + row3 + lerp(row1, row4, offset.y);\n"
2543 "       f = dot(lerp(cols.xyz, cols.yzw, offset.x), float3(1.0/9.0));\n"
2544 "#      else\n"
2545 "       float2 center = shadowmaptc.xy*ShadowMap_TextureScale, offset = frac(shadowmaptc.xy);\n"
2546 "       float3 row1 = step(shadowmaptc.z, float3(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0)));\n"
2547 "       float3 row2 = step(shadowmaptc.z, float3(texval(-1.0,  0.0), texval( 0.0,  0.0), texval( 1.0,  0.0)));\n"
2548 "       float3 row3 = step(shadowmaptc.z, float3(texval(-1.0,  1.0), texval( 0.0,  1.0), texval( 1.0,  1.0)));\n"
2549 "       float3 cols = row2 + lerp(row1, row3, offset.y);\n"
2550 "       f = dot(lerp(cols.xy, cols.yz, offset.x), float2(0.25,0.25));\n"
2551 "#      endif\n"
2552 "#     endif\n"
2553 "#    else\n"
2554 "       f = step(shadowmaptc.z, tex2D(Texture_ShadowMap2D, shadowmaptc.xy*ShadowMap_TextureScale).r);\n"
2555 "#    endif\n"
2556 "#  endif\n"
2557 "#  ifdef USESHADOWMAPORTHO\n"
2558 "       return lerp(ShadowMap_Parameters.w, 1.0, f);\n"
2559 "#  else\n"
2560 "       return f;\n"
2561 "#  endif\n"
2562 "}\n"
2563 "# endif\n"
2564 "#endif // !defined(MODE_LIGHTSOURCE) && !defined(MODE_DEFERREDLIGHTSOURCE) && !defined(USESHADOWMAPORTHO)\n"
2565 "#endif // FRAGMENT_SHADER\n"
2566 "\n"
2567 "\n"
2568 "\n"
2569 "\n"
2570 "#ifdef MODE_DEFERREDGEOMETRY\n"
2571 "#ifdef VERTEX_SHADER\n"
2572 "void main\n"
2573 "(\n"
2574 "float4 gl_Vertex : POSITION,\n"
2575 "uniform float4x4 ModelViewProjectionMatrix : register(c8),\n"
2576 "#ifdef USEVERTEXTEXTUREBLEND\n"
2577 "float4 gl_Color : COLOR0,\n"
2578 "#endif\n"
2579 "float4 gl_MultiTexCoord0 : TEXCOORD0,\n"
2580 "float4 gl_MultiTexCoord1 : TEXCOORD1,\n"
2581 "float4 gl_MultiTexCoord2 : TEXCOORD2,\n"
2582 "float4 gl_MultiTexCoord3 : TEXCOORD3,\n"
2583 "uniform float4x4 TexMatrix : register(c0),\n"
2584 "#ifdef USEVERTEXTEXTUREBLEND\n"
2585 "uniform float4x4 BackgroundTexMatrix : register(c4),\n"
2586 "#endif\n"
2587 "uniform float4x4 ModelViewMatrix : register(c12),\n"
2588 "#ifdef USEOFFSETMAPPING\n"
2589 "uniform float3 EyePosition : register(c24),\n"
2590 "#endif\n"
2591 "out float4 gl_Position : POSITION,\n"
2592 "#ifdef USEVERTEXTEXTUREBLEND\n"
2593 "out float4 gl_FrontColor : COLOR,\n"
2594 "#endif\n"
2595 "out float4 TexCoordBoth : TEXCOORD0,\n"
2596 "#ifdef USEOFFSETMAPPING\n"
2597 "out float3 EyeVector : TEXCOORD2,\n"
2598 "#endif\n"
2599 "out float3 VectorS : TEXCOORD5, // direction of S texcoord (sometimes crudely called tangent)\n"
2600 "out float3 VectorT : TEXCOORD6, // direction of T texcoord (sometimes crudely called binormal)\n"
2601 "out float4 VectorR : TEXCOORD7 // direction of R texcoord (surface normal), Depth value\n"
2602 ")\n"
2603 "{\n"
2604 "       TexCoordBoth = mul(TexMatrix, gl_MultiTexCoord0);\n"
2605 "#ifdef USEVERTEXTEXTUREBLEND\n"
2606 "#ifdef HLSL\n"
2607 "       gl_FrontColor = gl_Color.bgra; // NOTE: D3DCOLOR is backwards\n"
2608 "#else\n"
2609 "       gl_FrontColor = gl_Color; // Cg is forward\n"
2610 "#endif\n"
2611 "       TexCoordBoth.zw = float2(Backgroundmul(TexMatrix, gl_MultiTexCoord0));\n"
2612 "#endif\n"
2613 "\n"
2614 "       // transform unnormalized eye direction into tangent space\n"
2615 "#ifdef USEOFFSETMAPPING\n"
2616 "       float3 EyeVectorModelSpace = EyePosition - gl_Vertex.xyz;\n"
2617 "       EyeVector.x = dot(EyeVectorModelSpace, gl_MultiTexCoord1.xyz);\n"
2618 "       EyeVector.y = dot(EyeVectorModelSpace, gl_MultiTexCoord2.xyz);\n"
2619 "       EyeVector.z = dot(EyeVectorModelSpace, gl_MultiTexCoord3.xyz);\n"
2620 "#endif\n"
2621 "\n"
2622 "       VectorS = mul(ModelViewMatrix, float4(gl_MultiTexCoord1.xyz, 0)).xyz;\n"
2623 "       VectorT = mul(ModelViewMatrix, float4(gl_MultiTexCoord2.xyz, 0)).xyz;\n"
2624 "       VectorR.xyz = mul(ModelViewMatrix, float4(gl_MultiTexCoord3.xyz, 0)).xyz;\n"
2625 "       gl_Position = mul(ModelViewProjectionMatrix, gl_Vertex);\n"
2626 "       VectorR.w = gl_Position.z;\n"
2627 "}\n"
2628 "#endif // VERTEX_SHADER\n"
2629 "\n"
2630 "#ifdef FRAGMENT_SHADER\n"
2631 "void main\n"
2632 "(\n"
2633 "float4 TexCoordBoth : TEXCOORD0,\n"
2634 "float3 EyeVector : TEXCOORD2,\n"
2635 "float3 VectorS : TEXCOORD5, // direction of S texcoord (sometimes crudely called tangent)\n"
2636 "float3 VectorT : TEXCOORD6, // direction of T texcoord (sometimes crudely called binormal)\n"
2637 "float4 VectorR : TEXCOORD7, // direction of R texcoord (surface normal), Depth value\n"
2638 "uniform sampler Texture_Normal : register(s0),\n"
2639 "#ifdef USEALPHAKILL\n"
2640 "uniform sampler Texture_Color : register(s1),\n"
2641 "#endif\n"
2642 "uniform sampler Texture_Gloss : register(s2),\n"
2643 "#ifdef USEVERTEXTEXTUREBLEND\n"
2644 "uniform sampler Texture_SecondaryNormal : register(s4),\n"
2645 "uniform sampler Texture_SecondaryGloss : register(s6),\n"
2646 "#endif\n"
2647 "#ifdef USEOFFSETMAPPING\n"
2648 "uniform float OffsetMapping_Scale : register(c24),\n"
2649 "#endif\n"
2650 "uniform half SpecularPower : register(c36),\n"
2651 "#ifdef HLSL\n"
2652 "out float4 gl_FragData0 : COLOR0,\n"
2653 "out float4 gl_FragData1 : COLOR1\n"
2654 "#else\n"
2655 "out float4 gl_FragColor : COLOR\n"
2656 "#endif\n"
2657 ")\n"
2658 "{\n"
2659 "       float2 TexCoord = TexCoordBoth.xy;\n"
2660 "#ifdef USEOFFSETMAPPING\n"
2661 "       // apply offsetmapping\n"
2662 "       float2 TexCoordOffset = OffsetMapping(TexCoord, OffsetMapping_Scale, EyeVector, Texture_Normal);\n"
2663 "#define TexCoord TexCoordOffset\n"
2664 "#endif\n"
2665 "\n"
2666 "#ifdef USEALPHAKILL\n"
2667 "       if (tex2D(Texture_Color, TexCoord).a < 0.5)\n"
2668 "               discard;\n"
2669 "#endif\n"
2670 "\n"
2671 "#ifdef USEVERTEXTEXTUREBLEND\n"
2672 "       float alpha = tex2D(Texture_Color, TexCoord).a;\n"
2673 "       float terrainblend = clamp(float(gl_FrontColor.a) * alpha * 2.0 - 0.5, float(0.0), float(1.0));\n"
2674 "       //float terrainblend = min(float(gl_FrontColor.a) * alpha * 2.0, float(1.0));\n"
2675 "       //float terrainblend = float(gl_FrontColor.a) * alpha > 0.5;\n"
2676 "#endif\n"
2677 "\n"
2678 "#ifdef USEVERTEXTEXTUREBLEND\n"
2679 "       float3 surfacenormal = lerp(tex2D(Texture_SecondaryNormal, TexCoord2).rgb, tex2D(Texture_Normal, TexCoord).rgb, terrainblend) - float3(0.5, 0.5, 0.5);\n"
2680 "       float a = lerp(tex2D(Texture_SecondaryGloss, TexCoord2).a, tex2D(Texture_Gloss, TexCoord).a, terrainblend);\n"
2681 "#else\n"
2682 "       float3 surfacenormal = tex2D(Texture_Normal, TexCoord).rgb - float3(0.5, 0.5, 0.5);\n"
2683 "       float a = tex2D(Texture_Gloss, TexCoord).a;\n"
2684 "#endif\n"
2685 "\n"
2686 "#ifdef HLSL\n"
2687 "       gl_FragData0 = float4(normalize(surfacenormal.x * VectorS + surfacenormal.y * VectorT + surfacenormal.z * VectorR.xyz) * 0.5 + float3(0.5, 0.5, 0.5), a);\n"
2688 "       float Depth = VectorR.w / 256.0;\n"
2689 "       float4 depthcolor = float4(Depth,Depth*65536.0/255.0,Depth*16777216.0/255.0,0.0);\n"
2690 "//     float4 depthcolor = float4(Depth,Depth*256.0,Depth*65536.0,0.0);\n"
2691 "       depthcolor.yz -= floor(depthcolor.yz);\n"
2692 "       gl_FragData1 = depthcolor;\n"
2693 "#else\n"
2694 "       gl_FragColor = float4(normalize(surfacenormal.x * VectorS + surfacenormal.y * VectorT + surfacenormal.z * VectorR) * 0.5 + float3(0.5, 0.5, 0.5), a);\n"
2695 "#endif\n"
2696 "}\n"
2697 "#endif // FRAGMENT_SHADER\n"
2698 "#else // !MODE_DEFERREDGEOMETRY\n"
2699 "\n"
2700 "\n"
2701 "\n"
2702 "\n"
2703 "#ifdef MODE_DEFERREDLIGHTSOURCE\n"
2704 "#ifdef VERTEX_SHADER\n"
2705 "void main\n"
2706 "(\n"
2707 "float4 gl_Vertex : POSITION,\n"
2708 "uniform float4x4 ModelViewProjectionMatrix : register(c8),\n"
2709 "uniform float4x4 ModelViewMatrix : register(c12),\n"
2710 "out float4 gl_Position : POSITION,\n"
2711 "out float4 ModelViewPosition : TEXCOORD0\n"
2712 ")\n"
2713 "{\n"
2714 "       ModelViewPosition = mul(ModelViewMatrix, gl_Vertex);\n"
2715 "       gl_Position = mul(ModelViewProjectionMatrix, gl_Vertex);\n"
2716 "}\n"
2717 "#endif // VERTEX_SHADER\n"
2718 "\n"
2719 "#ifdef FRAGMENT_SHADER\n"
2720 "void main\n"
2721 "(\n"
2722 "#ifdef HLSL\n"
2723 "float2 Pixel : VPOS,\n"
2724 "#else\n"
2725 "float2 Pixel : WPOS,\n"
2726 "#endif\n"
2727 "float4 ModelViewPosition : TEXCOORD0,\n"
2728 "uniform float4x4 ViewToLight : register(c44),\n"
2729 "uniform float2 ScreenToDepth : register(c33), // ScreenToDepth = float2(Far / (Far - Near), Far * Near / (Near - Far));\n"
2730 "uniform float3 LightPosition : register(c23),\n"
2731 "uniform half2 PixelToScreenTexCoord : register(c42),\n"
2732 "uniform half3 DeferredColor_Ambient : register(c9),\n"
2733 "uniform half3 DeferredColor_Diffuse : register(c10),\n"
2734 "#ifdef USESPECULAR\n"
2735 "uniform half3 DeferredColor_Specular : register(c11),\n"
2736 "uniform half SpecularPower : register(c36),\n"
2737 "#endif\n"
2738 "uniform sampler Texture_Attenuation : register(s9),\n"
2739 "uniform sampler Texture_ScreenDepth : register(s13),\n"
2740 "uniform sampler Texture_ScreenNormalMap : register(s14),\n"
2741 "\n"
2742 "#ifdef USECUBEFILTER\n"
2743 "uniform samplerCUBE Texture_Cube : register(s10),\n"
2744 "#endif\n"
2745 "\n"
2746 "#ifdef USESHADOWMAP2D\n"
2747 "# ifdef USESHADOWSAMPLER\n"
2748 "uniform sampler Texture_ShadowMap2D : register(s15),\n"
2749 "# else\n"
2750 "uniform sampler Texture_ShadowMap2D : register(s15),\n"
2751 "# endif\n"
2752 "#endif\n"
2753 "\n"
2754 "#ifdef USESHADOWMAPVSDCT\n"
2755 "uniform samplerCUBE Texture_CubeProjection : register(s12),\n"
2756 "#endif\n"
2757 "\n"
2758 "#if defined(USESHADOWMAP2D)\n"
2759 "uniform float2 ShadowMap_TextureScale : register(c35),\n"
2760 "uniform float4 ShadowMap_Parameters : register(c34),\n"
2761 "#endif\n"
2762 "\n"
2763 "out float4 gl_FragData0 : COLOR0,\n"
2764 "out float4 gl_FragData1 : COLOR1\n"
2765 ")\n"
2766 "{\n"
2767 "       // calculate viewspace pixel position\n"
2768 "       float2 ScreenTexCoord = Pixel * PixelToScreenTexCoord;\n"
2769 "       //ScreenTexCoord.y = ScreenTexCoord.y * -1 + 1; // Cg is opposite?\n"
2770 "       float3 position;\n"
2771 "#ifdef HLSL\n"
2772 "       position.z = texDepth2D(Texture_ScreenDepth, ScreenTexCoord) * 256.0;\n"
2773 "#else\n"
2774 "       position.z = ScreenToDepth.y / (texDepth2D(Texture_ScreenDepth, ScreenTexCoord) + ScreenToDepth.x);\n"
2775 "#endif\n"
2776 "       position.xy = ModelViewPosition.xy * (position.z / ModelViewPosition.z);\n"
2777 "       // decode viewspace pixel normal\n"
2778 "       half4 normalmap = half4(tex2D(Texture_ScreenNormalMap, ScreenTexCoord));\n"
2779 "       half3 surfacenormal = half3(normalize(normalmap.rgb - half3(0.5,0.5,0.5)));\n"
2780 "       // surfacenormal = pixel normal in viewspace\n"
2781 "       // LightVector = pixel to light in viewspace\n"
2782 "       // CubeVector = position in lightspace\n"
2783 "       // eyevector = pixel to view in viewspace\n"
2784 "       float3 CubeVector = mul(ViewToLight, float4(position,1)).xyz;\n"
2785 "       half fade = half(tex2D(Texture_Attenuation, float2(length(CubeVector), 0.0)).r);\n"
2786 "#ifdef USEDIFFUSE\n"
2787 "       // calculate diffuse shading\n"
2788 "       half3 lightnormal = half3(normalize(LightPosition - position));\n"
2789 "       half diffuse = half(max(float(dot(surfacenormal, lightnormal)), 0.0));\n"
2790 "#endif\n"
2791 "#ifdef USESPECULAR\n"
2792 "       // calculate directional shading\n"
2793 "       float3 eyevector = position * -1.0;\n"
2794 "#  ifdef USEEXACTSPECULARMATH\n"
2795 "       half specular = half(pow(half(max(float(dot(reflect(lightnormal, surfacenormal), normalize(eyevector)))*-1.0, 0.0)), SpecularPower * normalmap.a));\n"
2796 "#  else\n"
2797 "       half3 specularnormal = half3(normalize(lightnormal + half3(normalize(eyevector))));\n"
2798 "       half specular = half(pow(half(max(float(dot(surfacenormal, specularnormal)), 0.0)), SpecularPower * normalmap.a));\n"
2799 "#  endif\n"
2800 "#endif\n"
2801 "\n"
2802 "#if defined(USESHADOWMAP2D)\n"
2803 "       fade *= half(ShadowMapCompare(CubeVector, Texture_ShadowMap2D, ShadowMap_Parameters, ShadowMap_TextureScale\n"
2804 "#ifdef USESHADOWMAPVSDCT\n"
2805 ", Texture_CubeProjection\n"
2806 "#endif\n"
2807 "       ));\n"
2808 "#endif\n"
2809 "\n"
2810 "#ifdef USEDIFFUSE\n"
2811 "       gl_FragData0 = float4((DeferredColor_Ambient + DeferredColor_Diffuse * diffuse) * fade, 1.0);\n"
2812 "#else\n"
2813 "       gl_FragData0 = float4(DeferredColor_Ambient * fade, 1.0);\n"
2814 "#endif\n"
2815 "#ifdef USESPECULAR\n"
2816 "       gl_FragData1 = float4(DeferredColor_Specular * (specular * fade), 1.0);\n"
2817 "#else\n"
2818 "       gl_FragData1 = float4(0.0, 0.0, 0.0, 1.0);\n"
2819 "#endif\n"
2820 "\n"
2821 "# ifdef USECUBEFILTER\n"
2822 "       float3 cubecolor = texCUBE(Texture_Cube, CubeVector).rgb;\n"
2823 "       gl_FragData0.rgb *= cubecolor;\n"
2824 "       gl_FragData1.rgb *= cubecolor;\n"
2825 "# endif\n"
2826 "}\n"
2827 "#endif // FRAGMENT_SHADER\n"
2828 "#else // !MODE_DEFERREDLIGHTSOURCE\n"
2829 "\n"
2830 "\n"
2831 "\n"
2832 "\n"
2833 "#ifdef VERTEX_SHADER\n"
2834 "void main\n"
2835 "(\n"
2836 "float4 gl_Vertex : POSITION,\n"
2837 "uniform float4x4 ModelViewProjectionMatrix : register(c8),\n"
2838 "#if defined(USEVERTEXTEXTUREBLEND) || defined(MODE_VERTEXCOLOR)\n"
2839 "float4 gl_Color : COLOR0,\n"
2840 "#endif\n"
2841 "float4 gl_MultiTexCoord0 : TEXCOORD0,\n"
2842 "float4 gl_MultiTexCoord1 : TEXCOORD1,\n"
2843 "float4 gl_MultiTexCoord2 : TEXCOORD2,\n"
2844 "float4 gl_MultiTexCoord3 : TEXCOORD3,\n"
2845 "float4 gl_MultiTexCoord4 : TEXCOORD4,\n"
2846 "\n"
2847 "uniform float3 EyePosition : register(c24),\n"
2848 "uniform float4x4 TexMatrix : register(c0),\n"
2849 "#ifdef USEVERTEXTEXTUREBLEND\n"
2850 "uniform float4x4 BackgroundTexMatrix : register(c4),\n"
2851 "#endif\n"
2852 "#ifdef MODE_LIGHTSOURCE\n"
2853 "uniform float4x4 ModelToLight : register(c20),\n"
2854 "#endif\n"
2855 "#ifdef MODE_LIGHTSOURCE\n"
2856 "uniform float3 LightPosition : register(c27),\n"
2857 "#endif\n"
2858 "#ifdef MODE_LIGHTDIRECTION\n"
2859 "uniform float3 LightDir : register(c26),\n"
2860 "#endif\n"
2861 "uniform float4 FogPlane : register(c25),\n"
2862 "#ifdef MODE_DEFERREDLIGHTSOURCE\n"
2863 "uniform float3 LightPosition : register(c27),\n"
2864 "#endif\n"
2865 "#ifdef USESHADOWMAPORTHO\n"
2866 "uniform float4x4 ShadowMapMatrix : register(c16),\n"
2867 "#endif\n"
2868 "#if defined(MODE_VERTEXCOLOR) || defined(USEVERTEXTEXTUREBLEND)\n"
2869 "out float4 gl_FrontColor : COLOR,\n"
2870 "#endif\n"
2871 "out float4 TexCoordBoth : TEXCOORD0,\n"
2872 "#ifdef USELIGHTMAP\n"
2873 "out float2 TexCoordLightmap : TEXCOORD1,\n"
2874 "#endif\n"
2875 "#ifdef USEEYEVECTOR\n"
2876 "out float3 EyeVector : TEXCOORD2,\n"
2877 "#endif\n"
2878 "#ifdef USEREFLECTION\n"
2879 "out float4 ModelViewProjectionPosition : TEXCOORD3,\n"
2880 "#endif\n"
2881 "#ifdef USEFOG\n"
2882 "out float4 EyeVectorModelSpaceFogPlaneVertexDist : TEXCOORD4,\n"
2883 "#endif\n"
2884 "#if defined(MODE_LIGHTDIRECTION) && defined(USEDIFFUSE) || defined(USEDIFFUSE)\n"
2885 "out float3 LightVector : TEXCOORD1,\n"
2886 "#endif\n"
2887 "#ifdef MODE_LIGHTSOURCE\n"
2888 "out float3 CubeVector : TEXCOORD3,\n"
2889 "#endif\n"
2890 "#if defined(MODE_LIGHTDIRECTIONMAP_MODELSPACE) || defined(MODE_DEFERREDGEOMETRY) || defined(USEREFLECTCUBE)\n"
2891 "out float3 VectorS : TEXCOORD5, // direction of S texcoord (sometimes crudely called tangent)\n"
2892 "out float3 VectorT : TEXCOORD6, // direction of T texcoord (sometimes crudely called binormal)\n"
2893 "out float3 VectorR : TEXCOORD7, // direction of R texcoord (surface normal)\n"
2894 "#endif\n"
2895 "#ifdef USESHADOWMAPORTHO\n"
2896 "out float3 ShadowMapTC : TEXCOORD3, // CONFLICTS WITH USEREFLECTION!\n"
2897 "#endif\n"
2898 "out float4 gl_Position : POSITION\n"
2899 ")\n"
2900 "{\n"
2901 "#if defined(MODE_VERTEXCOLOR) || defined(USEVERTEXTEXTUREBLEND)\n"
2902 "#ifdef HLSL\n"
2903 "       gl_FrontColor = gl_Color.bgra; // NOTE: D3DCOLOR is backwards\n"
2904 "#else\n"
2905 "       gl_FrontColor = gl_Color; // Cg is forward\n"
2906 "#endif\n"
2907 "#endif\n"
2908 "       // copy the surface texcoord\n"
2909 "       TexCoordBoth = mul(TexMatrix, gl_MultiTexCoord0);\n"
2910 "#ifdef USEVERTEXTEXTUREBLEND\n"
2911 "       TexCoordBoth.zw = mul(BackgroundTexMatrix, gl_MultiTexCoord0).xy;\n"
2912 "#endif\n"
2913 "#ifdef USELIGHTMAP\n"
2914 "       TexCoordLightmap = gl_MultiTexCoord4.xy;\n"
2915 "#endif\n"
2916 "\n"
2917 "#ifdef MODE_LIGHTSOURCE\n"
2918 "       // transform vertex position into light attenuation/cubemap space\n"
2919 "       // (-1 to +1 across the light box)\n"
2920 "       CubeVector = mul(ModelToLight, gl_Vertex).xyz;\n"
2921 "\n"
2922 "# ifdef USEDIFFUSE\n"
2923 "       // transform unnormalized light direction into tangent space\n"
2924 "       // (we use unnormalized to ensure that it interpolates correctly and then\n"
2925 "       //  normalize it per pixel)\n"
2926 "       float3 lightminusvertex = LightPosition - gl_Vertex.xyz;\n"
2927 "       LightVector.x = dot(lightminusvertex, gl_MultiTexCoord1.xyz);\n"
2928 "       LightVector.y = dot(lightminusvertex, gl_MultiTexCoord2.xyz);\n"
2929 "       LightVector.z = dot(lightminusvertex, gl_MultiTexCoord3.xyz);\n"
2930 "# endif\n"
2931 "#endif\n"
2932 "\n"
2933 "#if defined(MODE_LIGHTDIRECTION) && defined(USEDIFFUSE)\n"
2934 "       LightVector.x = dot(LightDir, gl_MultiTexCoord1.xyz);\n"
2935 "       LightVector.y = dot(LightDir, gl_MultiTexCoord2.xyz);\n"
2936 "       LightVector.z = dot(LightDir, gl_MultiTexCoord3.xyz);\n"
2937 "#endif\n"
2938 "\n"
2939 "       // transform unnormalized eye direction into tangent space\n"
2940 "#ifdef USEEYEVECTOR\n"
2941 "       float3 EyeVectorModelSpace = EyePosition - gl_Vertex.xyz;\n"
2942 "       EyeVector.x = dot(EyeVectorModelSpace, gl_MultiTexCoord1.xyz);\n"
2943 "       EyeVector.y = dot(EyeVectorModelSpace, gl_MultiTexCoord2.xyz);\n"
2944 "       EyeVector.z = dot(EyeVectorModelSpace, gl_MultiTexCoord3.xyz);\n"
2945 "#endif\n"
2946 "\n"
2947 "#ifdef USEFOG\n"
2948 "       EyeVectorModelSpaceFogPlaneVertexDist.xyz = EyePosition - gl_Vertex.xyz;\n"
2949 "       EyeVectorModelSpaceFogPlaneVertexDist.w = dot(FogPlane, gl_Vertex);\n"
2950 "#endif\n"
2951 "\n"
2952 "#ifdef MODE_LIGHTDIRECTIONMAP_MODELSPACE\n"
2953 "       VectorS = gl_MultiTexCoord1.xyz;\n"
2954 "       VectorT = gl_MultiTexCoord2.xyz;\n"
2955 "       VectorR = gl_MultiTexCoord3.xyz;\n"
2956 "#endif\n"
2957 "\n"
2958 "       // transform vertex to camera space, using ftransform to match non-VS rendering\n"
2959 "       gl_Position = mul(ModelViewProjectionMatrix, gl_Vertex);\n"
2960 "\n"
2961 "#ifdef USESHADOWMAPORTHO\n"
2962 "       ShadowMapTC = mul(ShadowMapMatrix, gl_Position).xyz;\n"
2963 "#endif\n"
2964 "\n"
2965 "#ifdef USEREFLECTION\n"
2966 "       ModelViewProjectionPosition = gl_Position;\n"
2967 "#endif\n"
2968 "}\n"
2969 "#endif // VERTEX_SHADER\n"
2970 "\n"
2971 "\n"
2972 "\n"
2973 "\n"
2974 "#ifdef FRAGMENT_SHADER\n"
2975 "void main\n"
2976 "(\n"
2977 "#ifdef USEDEFERREDLIGHTMAP\n"
2978 "#ifdef HLSL\n"
2979 "float2 Pixel : VPOS,\n"
2980 "#else\n"
2981 "float2 Pixel : WPOS,\n"
2982 "#endif\n"
2983 "#endif\n"
2984 "float4 gl_FrontColor : COLOR,\n"
2985 "float4 TexCoordBoth : TEXCOORD0,\n"
2986 "#ifdef USELIGHTMAP\n"
2987 "float2 TexCoordLightmap : TEXCOORD1,\n"
2988 "#endif\n"
2989 "#ifdef USEEYEVECTOR\n"
2990 "float3 EyeVector : TEXCOORD2,\n"
2991 "#endif\n"
2992 "#ifdef USEREFLECTION\n"
2993 "float4 ModelViewProjectionPosition : TEXCOORD3,\n"
2994 "#endif\n"
2995 "#ifdef USEFOG\n"
2996 "float4 EyeVectorModelSpaceFogPlaneVertexDist : TEXCOORD4,\n"
2997 "#endif\n"
2998 "#if defined(MODE_LIGHTSOURCE) || defined(MODE_LIGHTDIRECTION)\n"
2999 "float3 LightVector : TEXCOORD1,\n"
3000 "#endif\n"
3001 "#ifdef MODE_LIGHTSOURCE\n"
3002 "float3 CubeVector : TEXCOORD3,\n"
3003 "#endif\n"
3004 "#ifdef MODE_DEFERREDLIGHTSOURCE\n"
3005 "float4 ModelViewPosition : TEXCOORD0,\n"
3006 "#endif\n"
3007 "#if defined(MODE_LIGHTDIRECTIONMAP_MODELSPACE) || defined(MODE_DEFERREDGEOMETRY) || defined(USEREFLECTCUBE)\n"
3008 "float3 VectorS : TEXCOORD5, // direction of S texcoord (sometimes crudely called tangent)\n"
3009 "float3 VectorT : TEXCOORD6, // direction of T texcoord (sometimes crudely called binormal)\n"
3010 "float3 VectorR : TEXCOORD7, // direction of R texcoord (surface normal)\n"
3011 "#endif\n"
3012 "#ifdef USESHADOWMAPORTHO\n"
3013 "float3 ShadowMapTC : TEXCOORD3, // CONFLICTS WITH USEREFLECTION!\n"
3014 "#endif\n"
3015 "\n"
3016 "uniform sampler Texture_Normal : register(s0),\n"
3017 "uniform sampler Texture_Color : register(s1),\n"
3018 "#if defined(USESPECULAR) || defined(USEDEFERREDLIGHTMAP)\n"
3019 "uniform sampler Texture_Gloss : register(s2),\n"
3020 "#endif\n"
3021 "#ifdef USEGLOW\n"
3022 "uniform sampler Texture_Glow : register(s3),\n"
3023 "#endif\n"
3024 "#ifdef USEVERTEXTEXTUREBLEND\n"
3025 "uniform sampler Texture_SecondaryNormal : register(s4),\n"
3026 "uniform sampler Texture_SecondaryColor : register(s5),\n"
3027 "#if defined(USESPECULAR) || defined(USEDEFERREDLIGHTMAP)\n"
3028 "uniform sampler Texture_SecondaryGloss : register(s6),\n"
3029 "#endif\n"
3030 "#ifdef USEGLOW\n"
3031 "uniform sampler Texture_SecondaryGlow : register(s7),\n"
3032 "#endif\n"
3033 "#endif\n"
3034 "#ifdef USECOLORMAPPING\n"
3035 "uniform sampler Texture_Pants : register(s4),\n"
3036 "uniform sampler Texture_Shirt : register(s7),\n"
3037 "#endif\n"
3038 "#ifdef USEFOG\n"
3039 "uniform sampler Texture_FogHeightTexture : register(s14),\n"
3040 "uniform sampler Texture_FogMask : register(s8),\n"
3041 "#endif\n"
3042 "#ifdef USELIGHTMAP\n"
3043 "uniform sampler Texture_Lightmap : register(s9),\n"
3044 "#endif\n"
3045 "#if defined(MODE_LIGHTDIRECTIONMAP_MODELSPACE) || defined(MODE_LIGHTDIRECTIONMAP_TANGENTSPACE)\n"
3046 "uniform sampler Texture_Deluxemap : register(s10),\n"
3047 "#endif\n"
3048 "#ifdef USEREFLECTION\n"
3049 "uniform sampler Texture_Reflection : register(s7),\n"
3050 "#endif\n"
3051 "\n"
3052 "#ifdef MODE_DEFERREDLIGHTSOURCE\n"
3053 "uniform sampler Texture_ScreenDepth : register(s13),\n"
3054 "uniform sampler Texture_ScreenNormalMap : register(s14),\n"
3055 "#endif\n"
3056 "#ifdef USEDEFERREDLIGHTMAP\n"
3057 "uniform sampler Texture_ScreenDepth : register(s13),\n"
3058 "uniform sampler Texture_ScreenNormalMap : register(s14),\n"
3059 "uniform sampler Texture_ScreenDiffuse : register(s11),\n"
3060 "uniform sampler Texture_ScreenSpecular : register(s12),\n"
3061 "#endif\n"
3062 "\n"
3063 "#ifdef USECOLORMAPPING\n"
3064 "uniform half3 Color_Pants : register(c7),\n"
3065 "uniform half3 Color_Shirt : register(c8),\n"
3066 "#endif\n"
3067 "#ifdef USEFOG\n"
3068 "uniform float3 FogColor : register(c16),\n"
3069 "uniform float FogRangeRecip : register(c20),\n"
3070 "uniform float FogPlaneViewDist : register(c19),\n"
3071 "uniform float FogHeightFade : register(c17),\n"
3072 "#endif\n"
3073 "\n"
3074 "#ifdef USEOFFSETMAPPING\n"
3075 "uniform float OffsetMapping_Scale : register(c24),\n"
3076 "#endif\n"
3077 "\n"
3078 "#ifdef USEDEFERREDLIGHTMAP\n"
3079 "uniform half2 PixelToScreenTexCoord : register(c42),\n"
3080 "uniform half3 DeferredMod_Diffuse : register(c12),\n"
3081 "uniform half3 DeferredMod_Specular : register(c13),\n"
3082 "#endif\n"
3083 "uniform half3 Color_Ambient : register(c3),\n"
3084 "uniform half3 Color_Diffuse : register(c4),\n"
3085 "uniform half3 Color_Specular : register(c5),\n"
3086 "uniform half SpecularPower : register(c36),\n"
3087 "#ifdef USEGLOW\n"
3088 "uniform half3 Color_Glow : register(c6),\n"
3089 "#endif\n"
3090 "uniform half Alpha : register(c0),\n"
3091 "#ifdef USEREFLECTION\n"
3092 "uniform float4 DistortScaleRefractReflect : register(c14),\n"
3093 "uniform float4 ScreenScaleRefractReflect : register(c32),\n"
3094 "uniform float4 ScreenCenterRefractReflect : register(c31),\n"
3095 "uniform half4 ReflectColor : register(c26),\n"
3096 "#endif\n"
3097 "#ifdef USEREFLECTCUBE\n"
3098 "uniform float4x4 ModelToReflectCube : register(c48),\n"
3099 "uniform sampler Texture_ReflectMask : register(s5),\n"
3100 "uniform samplerCUBE Texture_ReflectCube : register(s6),\n"
3101 "#endif\n"
3102 "#ifdef MODE_LIGHTDIRECTION\n"
3103 "uniform half3 LightColor : register(c21),\n"
3104 "#endif\n"
3105 "#ifdef MODE_LIGHTSOURCE\n"
3106 "uniform half3 LightColor : register(c21),\n"
3107 "#endif\n"
3108 "\n"
3109 "#if defined(MODE_LIGHTSOURCE) || defined(MODE_DEFERREDLIGHTSOURCE)\n"
3110 "uniform sampler Texture_Attenuation : register(s9),\n"
3111 "uniform samplerCUBE Texture_Cube : register(s10),\n"
3112 "#endif\n"
3113 "\n"
3114 "#if defined(MODE_LIGHTSOURCE) || defined(MODE_DEFERREDLIGHTSOURCE) || defined(USESHADOWMAPORTHO)\n"
3115 "\n"
3116 "#ifdef USESHADOWMAP2D\n"
3117 "# ifdef USESHADOWSAMPLER\n"
3118 "uniform sampler Texture_ShadowMap2D : register(s15),\n"
3119 "# else\n"
3120 "uniform sampler Texture_ShadowMap2D : register(s15),\n"
3121 "# endif\n"
3122 "#endif\n"
3123 "\n"
3124 "#ifdef USESHADOWMAPVSDCT\n"
3125 "uniform samplerCUBE Texture_CubeProjection : register(s12),\n"
3126 "#endif\n"
3127 "\n"
3128 "#if defined(USESHADOWMAP2D)\n"
3129 "uniform float2 ShadowMap_TextureScale : register(c35),\n"
3130 "uniform float4 ShadowMap_Parameters : register(c34),\n"
3131 "#endif\n"
3132 "#endif // !defined(MODE_LIGHTSOURCE) && !defined(MODE_DEFERREDLIGHTSOURCE) && !defined(USESHADOWMAPORTHO)\n"
3133 "\n"
3134 "out float4 gl_FragColor : COLOR\n"
3135 ")\n"
3136 "{\n"
3137 "       float2 TexCoord = TexCoordBoth.xy;\n"
3138 "#ifdef USEVERTEXTEXTUREBLEND\n"
3139 "       float2 TexCoord2 = TexCoordBoth.zw;\n"
3140 "#endif\n"
3141 "#ifdef USEOFFSETMAPPING\n"
3142 "       // apply offsetmapping\n"
3143 "       float2 TexCoordOffset = OffsetMapping(TexCoord, OffsetMapping_Scale, EyeVector, Texture_Normal);\n"
3144 "#define TexCoord TexCoordOffset\n"
3145 "#endif\n"
3146 "\n"
3147 "       // combine the diffuse textures (base, pants, shirt)\n"
3148 "       half4 color = half4(tex2D(Texture_Color, TexCoord));\n"
3149 "#ifdef USEALPHAKILL\n"
3150 "       if (color.a < 0.5)\n"
3151 "               discard;\n"
3152 "#endif\n"
3153 "       color.a *= Alpha;\n"
3154 "#ifdef USECOLORMAPPING\n"
3155 "       color.rgb += half3(tex2D(Texture_Pants, TexCoord).rgb) * Color_Pants + half3(tex2D(Texture_Shirt, TexCoord).rgb) * Color_Shirt;\n"
3156 "#endif\n"
3157 "#ifdef USEVERTEXTEXTUREBLEND\n"
3158 "       half terrainblend = clamp(half(gl_FrontColor.a) * color.a * 2.0 - 0.5, half(0.0), half(1.0));\n"
3159 "       //half terrainblend = min(half(gl_FrontColor.a) * color.a * 2.0, half(1.0));\n"
3160 "       //half terrainblend = half(gl_FrontColor.a) * color.a > 0.5;\n"
3161 "       color.rgb = half3(lerp(tex2D(Texture_SecondaryColor, TexCoord2).rgb, float3(color.rgb), terrainblend));\n"
3162 "       color.a = 1.0;\n"
3163 "       //color = half4(lerp(float4(1, 0, 0, 1), color, terrainblend));\n"
3164 "#endif\n"
3165 "\n"
3166 "       // get the surface normal\n"
3167 "#ifdef USEVERTEXTEXTUREBLEND\n"
3168 "       half3 surfacenormal = normalize(half3(lerp(tex2D(Texture_SecondaryNormal, TexCoord2).rgb, tex2D(Texture_Normal, TexCoord).rgb, terrainblend)) - half3(0.5, 0.5, 0.5));\n"
3169 "#else\n"
3170 "       half3 surfacenormal = half3(normalize(half3(tex2D(Texture_Normal, TexCoord).rgb) - half3(0.5, 0.5, 0.5)));\n"
3171 "#endif\n"
3172 "\n"
3173 "       // get the material colors\n"
3174 "       half3 diffusetex = color.rgb;\n"
3175 "#if defined(USESPECULAR) || defined(USEDEFERREDLIGHTMAP)\n"
3176 "# ifdef USEVERTEXTEXTUREBLEND\n"
3177 "       half4 glosstex = half4(lerp(tex2D(Texture_SecondaryGloss, TexCoord2), tex2D(Texture_Gloss, TexCoord), terrainblend));\n"
3178 "# else\n"
3179 "       half4 glosstex = half4(tex2D(Texture_Gloss, TexCoord));\n"
3180 "# endif\n"
3181 "#endif\n"
3182 "\n"
3183 "#ifdef USEREFLECTCUBE\n"
3184 "       float3 TangentReflectVector = reflect(-EyeVector, surfacenormal);\n"
3185 "       float3 ModelReflectVector = TangentReflectVector.x * VectorS + TangentReflectVector.y * VectorT + TangentReflectVector.z * VectorR;\n"
3186 "       float3 ReflectCubeTexCoord = mul(ModelToReflectCube, float4(ModelReflectVector, 0)).xyz;\n"
3187 "       diffusetex += half3(tex2D(Texture_ReflectMask, TexCoord).rgb) * half3(texCUBE(Texture_ReflectCube, ReflectCubeTexCoord).rgb);\n"
3188 "#endif\n"
3189 "\n"
3190 "\n"
3191 "\n"
3192 "\n"
3193 "#ifdef MODE_LIGHTSOURCE\n"
3194 "       // light source\n"
3195 "#ifdef USEDIFFUSE\n"
3196 "       half3 lightnormal = half3(normalize(LightVector));\n"
3197 "       half diffuse = half(max(float(dot(surfacenormal, lightnormal)), 0.0));\n"
3198 "       color.rgb = diffusetex * (Color_Ambient + diffuse * Color_Diffuse);\n"
3199 "#ifdef USESPECULAR\n"
3200 "#ifdef USEEXACTSPECULARMATH\n"
3201 "       half specular = half(pow(half(max(float(dot(reflect(lightnormal, surfacenormal), normalize(EyeVector)))*-1.0, 0.0)), SpecularPower * glosstex.a));\n"
3202 "#else\n"
3203 "       half3 specularnormal = half3(normalize(lightnormal + half3(normalize(EyeVector))));\n"
3204 "       half specular = half(pow(half(max(float(dot(surfacenormal, specularnormal)), 0.0)), SpecularPower * glosstex.a));\n"
3205 "#endif\n"
3206 "       color.rgb += glosstex.rgb * (specular * Color_Specular);\n"
3207 "#endif\n"
3208 "#else\n"
3209 "       color.rgb = diffusetex * Color_Ambient;\n"
3210 "#endif\n"
3211 "       color.rgb *= LightColor;\n"
3212 "       color.rgb *= half(tex2D(Texture_Attenuation, float2(length(CubeVector), 0.0)).r);\n"
3213 "#if defined(USESHADOWMAP2D)\n"
3214 "       color.rgb *= half(ShadowMapCompare(CubeVector, Texture_ShadowMap2D, ShadowMap_Parameters, ShadowMap_TextureScale\n"
3215 "#ifdef USESHADOWMAPVSDCT\n"
3216 ", Texture_CubeProjection\n"
3217 "#endif\n"
3218 "       ));\n"
3219 "\n"
3220 "#endif\n"
3221 "# ifdef USECUBEFILTER\n"
3222 "       color.rgb *= half3(texCUBE(Texture_Cube, CubeVector).rgb);\n"
3223 "# endif\n"
3224 "\n"
3225 "#ifdef USESHADOWMAP2D\n"
3226 "#ifdef USESHADOWMAPVSDCT\n"
3227 "//     float3 shadowmaptc = GetShadowMapTC2D(CubeVector, ShadowMap_Parameters, Texture_CubeProjection);\n"
3228 "#else\n"
3229 "//     float3 shadowmaptc = GetShadowMapTC2D(CubeVector, ShadowMap_Parameters);\n"
3230 "#endif\n"
3231 "//     color.rgb = half3(tex2D(Texture_ShadowMap2D, float2(0.1,0.1)).rgb);\n"
3232 "//     color.rgb = half3(tex2D(Texture_ShadowMap2D, shadowmaptc.xy * ShadowMap_TextureScale).rgb);\n"
3233 "//     color.rgb = half3(shadowmaptc.xyz * float3(ShadowMap_TextureScale,1.0));\n"
3234 "//     color.r = half(texDepth2D(Texture_ShadowMap2D, shadowmaptc.xy * ShadowMap_TextureScale));\n"
3235 "//     color.rgb = half3(tex2D(Texture_ShadowMap2D, float2(0.1,0.1)).rgb);\n"
3236 "//     color.rgb = half3(tex2D(Texture_ShadowMap2D, shadowmaptc.xy * ShadowMap_TextureScale).rgb);\n"
3237 "//     color.rgb = half3(shadowmaptc.xyz * float3(ShadowMap_TextureScale,1.0));\n"
3238 "//     color.r = half(texDepth2D(Texture_ShadowMap2D, shadowmaptc.xy * ShadowMap_TextureScale));\n"
3239 "//     color.r = half(shadowmaptc.z - texDepth2D(Texture_ShadowMap2D, shadowmaptc.xy * ShadowMap_TextureScale));\n"
3240 "//     color.r = half(shadowmaptc.z);\n"
3241 "//     color.r = half(texDepth2D(Texture_ShadowMap2D, shadowmaptc.xy * ShadowMap_TextureScale));\n"
3242 "//     color.r = half(shadowmaptc.z);\n"
3243 "//     color.r = 1;\n"
3244 "//     color.rgb = abs(CubeVector);\n"
3245 "#endif\n"
3246 "//     color.rgb = half3(1,1,1);\n"
3247 "#endif // MODE_LIGHTSOURCE\n"
3248 "\n"
3249 "\n"
3250 "\n"
3251 "\n"
3252 "#ifdef MODE_LIGHTDIRECTION\n"
3253 "#define SHADING\n"
3254 "#ifdef USEDIFFUSE\n"
3255 "       half3 lightnormal = half3(normalize(LightVector));\n"
3256 "#endif\n"
3257 "#define lightcolor LightColor\n"
3258 "#endif // MODE_LIGHTDIRECTION\n"
3259 "#ifdef MODE_LIGHTDIRECTIONMAP_MODELSPACE\n"
3260 "#define SHADING\n"
3261 "       // deluxemap lightmapping using light vectors in modelspace (q3map2 -light -deluxe)\n"
3262 "       half3 lightnormal_modelspace = half3(tex2D(Texture_Deluxemap, TexCoordLightmap).rgb) * 2.0 + half3(-1.0, -1.0, -1.0);\n"
3263 "       half3 lightcolor = half3(tex2D(Texture_Lightmap, TexCoordLightmap).rgb);\n"
3264 "       // convert modelspace light vector to tangentspace\n"
3265 "       half3 lightnormal;\n"
3266 "       lightnormal.x = dot(lightnormal_modelspace, half3(VectorS));\n"
3267 "       lightnormal.y = dot(lightnormal_modelspace, half3(VectorT));\n"
3268 "       lightnormal.z = dot(lightnormal_modelspace, half3(VectorR));\n"
3269 "       // calculate directional shading (and undoing the existing angle attenuation on the lightmap by the division)\n"
3270 "       // note that q3map2 is too stupid to calculate proper surface normals when q3map_nonplanar\n"
3271 "       // is used (the lightmap and deluxemap coords correspond to virtually random coordinates\n"
3272 "       // on that luxel, and NOT to its center, because recursive triangle subdivision is used\n"
3273 "       // to map the luxels to coordinates on the draw surfaces), which also causes\n"
3274 "       // deluxemaps to be wrong because light contributions from the wrong side of the surface\n"
3275 "       // are added up. To prevent divisions by zero or strong exaggerations, a max()\n"
3276 "       // nudge is done here at expense of some additional fps. This is ONLY needed for\n"
3277 "       // deluxemaps, tangentspace deluxemap avoid this problem by design.\n"
3278 "       lightcolor *= 1.0 / max(0.25, lightnormal.z);\n"
3279 "#endif // MODE_LIGHTDIRECTIONMAP_MODELSPACE\n"
3280 "#ifdef MODE_LIGHTDIRECTIONMAP_TANGENTSPACE\n"
3281 "#define SHADING\n"
3282 "       // deluxemap lightmapping using light vectors in tangentspace (hmap2 -light)\n"
3283 "       half3 lightnormal = half3(tex2D(Texture_Deluxemap, TexCoordLightmap).rgb) * 2.0 + half3(-1.0, -1.0, -1.0);\n"
3284 "       half3 lightcolor = half3(tex2D(Texture_Lightmap, TexCoordLightmap).rgb);\n"
3285 "#endif\n"
3286 "\n"
3287 "\n"
3288 "\n"
3289 "\n"
3290 "#ifdef MODE_FAKELIGHT\n"
3291 "#define SHADING\n"
3292 "half3 lightnormal = half3(normalize(EyeVector));\n"
3293 "half3 lightcolor = half3(1.0,1.0,1.0);\n"
3294 "#endif // MODE_FAKELIGHT\n"
3295 "\n"
3296 "\n"
3297 "\n"
3298 "\n"
3299 "#ifdef MODE_LIGHTMAP\n"
3300 "       color.rgb = diffusetex * (Color_Ambient + half3(tex2D(Texture_Lightmap, TexCoordLightmap).rgb) * Color_Diffuse);\n"
3301 "#endif // MODE_LIGHTMAP\n"
3302 "#ifdef MODE_VERTEXCOLOR\n"
3303 "       color.rgb = diffusetex * (Color_Ambient + half3(gl_FrontColor.rgb) * Color_Diffuse);\n"
3304 "#endif // MODE_VERTEXCOLOR\n"
3305 "#ifdef MODE_FLATCOLOR\n"
3306 "       color.rgb = diffusetex * Color_Ambient;\n"
3307 "#endif // MODE_FLATCOLOR\n"
3308 "\n"
3309 "\n"
3310 "\n"
3311 "\n"
3312 "#ifdef SHADING\n"
3313 "# ifdef USEDIFFUSE\n"
3314 "       half diffuse = half(max(float(dot(surfacenormal, lightnormal)), 0.0));\n"
3315 "#  ifdef USESPECULAR\n"
3316 "#   ifdef USEEXACTSPECULARMATH\n"
3317 "       half specular = half(pow(half(max(float(dot(reflect(lightnormal, surfacenormal), normalize(EyeVector)))*-1.0, 0.0)), SpecularPower * glosstex.a));\n"
3318 "#   else\n"
3319 "       half3 specularnormal = half3(normalize(lightnormal + half3(normalize(EyeVector))));\n"
3320 "       half specular = half(pow(half(max(float(dot(surfacenormal, specularnormal)), 0.0)), SpecularPower * glosstex.a));\n"
3321 "#   endif\n"
3322 "       color.rgb = diffusetex * Color_Ambient + (diffusetex * Color_Diffuse * diffuse + glosstex.rgb * Color_Specular * specular) * lightcolor;\n"
3323 "#  else\n"
3324 "       color.rgb = diffusetex * (Color_Ambient + Color_Diffuse * diffuse * lightcolor);\n"
3325 "#  endif\n"
3326 "# else\n"
3327 "       color.rgb = diffusetex * Color_Ambient;\n"
3328 "# endif\n"
3329 "#endif\n"
3330 "\n"
3331 "#ifdef USESHADOWMAPORTHO\n"
3332 "       color.rgb *= half(ShadowMapCompare(ShadowMapTC, Texture_ShadowMap2D, ShadowMap_Parameters, ShadowMap_TextureScale));\n"
3333 "#endif\n"
3334 "\n"
3335 "#ifdef USEDEFERREDLIGHTMAP\n"
3336 "       float2 ScreenTexCoord = Pixel * PixelToScreenTexCoord;\n"
3337 "       color.rgb += diffusetex * half3(tex2D(Texture_ScreenDiffuse, ScreenTexCoord).rgb) * DeferredMod_Diffuse;\n"
3338 "       color.rgb += glosstex.rgb * half3(tex2D(Texture_ScreenSpecular, ScreenTexCoord).rgb) * DeferredMod_Specular;\n"
3339 "//     color.rgb = half3(tex2D(Texture_ScreenDepth, ScreenTexCoord).rgb);\n"
3340 "//     color.r = half(texDepth2D(Texture_ScreenDepth, ScreenTexCoord)) * 1.0;\n"
3341 "#endif\n"
3342 "\n"
3343 "#ifdef USEGLOW\n"
3344 "#ifdef USEVERTEXTEXTUREBLEND\n"
3345 "       color.rgb += half3(lerp(tex2D(Texture_SecondaryGlow, TexCoord2).rgb, tex2D(Texture_Glow, TexCoord).rgb, terrainblend)) * Color_Glow;\n"
3346 "#else\n"
3347 "       color.rgb += half3(tex2D(Texture_Glow, TexCoord).rgb) * Color_Glow;\n"
3348 "#endif\n"
3349 "#endif\n"
3350 "\n"
3351 "#ifdef USEFOG\n"
3352 "       color.rgb = FogVertex(color.rgb, FogColor, EyeVectorModelSpaceFogPlaneVertexDist.xyz, EyeVectorModelSpaceFogPlaneVertexDist.w, FogRangeRecip, FogPlaneViewDist, FogHeightFade, Texture_FogMask, Texture_FogHeightTexture);\n"
3353 "#endif\n"
3354 "\n"
3355 "       // reflection must come last because it already contains exactly the correct fog (the reflection render preserves camera distance from the plane, it only flips the side) and ContrastBoost/SceneBrightness\n"
3356 "#ifdef USEREFLECTION\n"
3357 "       float4 ScreenScaleRefractReflectIW = ScreenScaleRefractReflect * (1.0 / ModelViewProjectionPosition.w);\n"
3358 "       //float4 ScreenTexCoord = (ModelViewProjectionPosition.xyxy + normalize(half3(tex2D(Texture_Normal, TexCoord).rgb) - half3(0.5,0.5,0.5)).xyxy * DistortScaleRefractReflect * 100) * ScreenScaleRefractReflectIW + ScreenCenterRefractReflect;\n"
3359 "       float2 SafeScreenTexCoord = ModelViewProjectionPosition.xy * ScreenScaleRefractReflectIW.zw + ScreenCenterRefractReflect.zw;\n"
3360 "       float2 ScreenTexCoord = SafeScreenTexCoord + float3(normalize(half3(tex2D(Texture_Normal, TexCoord).rgb) - half3(0.5,0.5,0.5))).xy * DistortScaleRefractReflect.zw;\n"
3361 "       // FIXME temporary hack to detect the case that the reflection\n"
3362 "       // gets blackened at edges due to leaving the area that contains actual\n"
3363 "       // content.\n"
3364 "       // Remove this 'ack once we have a better way to stop this thing from\n"
3365 "       // 'appening.\n"
3366 "       float f = min(1.0, length(tex2D(Texture_Reflection, ScreenTexCoord + float2(0.01, 0.01)).rgb) / 0.05);\n"
3367 "       f      *= min(1.0, length(tex2D(Texture_Reflection, ScreenTexCoord + float2(0.01, -0.01)).rgb) / 0.05);\n"
3368 "       f      *= min(1.0, length(tex2D(Texture_Reflection, ScreenTexCoord + float2(-0.01, 0.01)).rgb) / 0.05);\n"
3369 "       f      *= min(1.0, length(tex2D(Texture_Reflection, ScreenTexCoord + float2(-0.01, -0.01)).rgb) / 0.05);\n"
3370 "       ScreenTexCoord = lerp(SafeScreenTexCoord, ScreenTexCoord, f);\n"
3371 "       color.rgb = lerp(color.rgb, half3(tex2D(Texture_Reflection, ScreenTexCoord).rgb) * ReflectColor.rgb, ReflectColor.a);\n"
3372 "#endif\n"
3373 "\n"
3374 "       gl_FragColor = float4(color);\n"
3375 "}\n"
3376 "#endif // FRAGMENT_SHADER\n"
3377 "\n"
3378 "#endif // !MODE_DEFERREDLIGHTSOURCE\n"
3379 "#endif // !MODE_DEFERREDGEOMETRY\n"
3380 "#endif // !MODE_WATER\n"
3381 "#endif // !MODE_REFRACTION\n"
3382 "#endif // !MODE_BLOOMBLUR\n"
3383 "#endif // !MODE_GENERIC\n"
3384 "#endif // !MODE_POSTPROCESS\n"
3385 "#endif // !MODE_SHOWDEPTH\n"
3386 "#endif // !MODE_DEPTH_OR_SHADOW\n"
3387 ;
3388
3389 char *glslshaderstring = NULL;
3390 char *hlslshaderstring = NULL;
3391
3392 //=======================================================================================================================================================
3393
3394 typedef struct shaderpermutationinfo_s
3395 {
3396         const char *pretext;
3397         const char *name;
3398 }
3399 shaderpermutationinfo_t;
3400
3401 typedef struct shadermodeinfo_s
3402 {
3403         const char *vertexfilename;
3404         const char *geometryfilename;
3405         const char *fragmentfilename;
3406         const char *pretext;
3407         const char *name;
3408 }
3409 shadermodeinfo_t;
3410
3411 // NOTE: MUST MATCH ORDER OF SHADERPERMUTATION_* DEFINES!
3412 shaderpermutationinfo_t shaderpermutationinfo[SHADERPERMUTATION_COUNT] =
3413 {
3414         {"#define USEDIFFUSE\n", " diffuse"},
3415         {"#define USEVERTEXTEXTUREBLEND\n", " vertextextureblend"},
3416         {"#define USEVIEWTINT\n", " viewtint"},
3417         {"#define USECOLORMAPPING\n", " colormapping"},
3418         {"#define USESATURATION\n", " saturation"},
3419         {"#define USEFOGINSIDE\n", " foginside"},
3420         {"#define USEFOGOUTSIDE\n", " fogoutside"},
3421         {"#define USEFOGHEIGHTTEXTURE\n", " fogheighttexture"},
3422         {"#define USEGAMMARAMPS\n", " gammaramps"},
3423         {"#define USECUBEFILTER\n", " cubefilter"},
3424         {"#define USEGLOW\n", " glow"},
3425         {"#define USEBLOOM\n", " bloom"},
3426         {"#define USESPECULAR\n", " specular"},
3427         {"#define USEPOSTPROCESSING\n", " postprocessing"},
3428         {"#define USEREFLECTION\n", " reflection"},
3429         {"#define USEOFFSETMAPPING\n", " offsetmapping"},
3430         {"#define USEOFFSETMAPPING_RELIEFMAPPING\n", " reliefmapping"},
3431         {"#define USESHADOWMAP2D\n", " shadowmap2d"},
3432         {"#define USESHADOWMAPPCF 1\n", " shadowmappcf"},
3433         {"#define USESHADOWMAPPCF 2\n", " shadowmappcf2"},
3434         {"#define USESHADOWSAMPLER\n", " shadowsampler"},
3435         {"#define USESHADOWMAPVSDCT\n", " shadowmapvsdct"},
3436         {"#define USESHADOWMAPORTHO\n", " shadowmaportho"},
3437         {"#define USEDEFERREDLIGHTMAP\n", " deferredlightmap"},
3438         {"#define USEALPHAKILL\n", " alphakill"},
3439         {"#define USEREFLECTCUBE\n", " reflectcube"},
3440         {"#define USENORMALMAPSCROLLBLEND\n", " normalmapscrollblend"},
3441         {"#define USEBOUNCEGRID\n", " bouncegrid"},
3442 };
3443
3444 // NOTE: MUST MATCH ORDER OF SHADERMODE_* ENUMS!
3445 shadermodeinfo_t glslshadermodeinfo[SHADERMODE_COUNT] =
3446 {
3447         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_GENERIC\n", " generic"},
3448         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_POSTPROCESS\n", " postprocess"},
3449         {"glsl/default.glsl", NULL, NULL               , "#define MODE_DEPTH_OR_SHADOW\n", " depth/shadow"},
3450         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_FLATCOLOR\n", " flatcolor"},
3451         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_VERTEXCOLOR\n", " vertexcolor"},
3452         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_LIGHTMAP\n", " lightmap"},
3453         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_FAKELIGHT\n", " fakelight"},
3454         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_LIGHTDIRECTIONMAP_MODELSPACE\n", " lightdirectionmap_modelspace"},
3455         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_LIGHTDIRECTIONMAP_TANGENTSPACE\n", " lightdirectionmap_tangentspace"},
3456         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_LIGHTDIRECTION\n", " lightdirection"},
3457         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_LIGHTSOURCE\n", " lightsource"},
3458         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_REFRACTION\n", " refraction"},
3459         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_WATER\n", " water"},
3460         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_SHOWDEPTH\n", " showdepth"},
3461         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_DEFERREDGEOMETRY\n", " deferredgeometry"},
3462         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_DEFERREDLIGHTSOURCE\n", " deferredlightsource"},
3463         {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_DEFERREDBOUNCELIGHT\n", " deferredbouncelight"},
3464 };
3465
3466 shadermodeinfo_t hlslshadermodeinfo[SHADERMODE_COUNT] =
3467 {
3468         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_GENERIC\n", " generic"},
3469         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_POSTPROCESS\n", " postprocess"},
3470         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_DEPTH_OR_SHADOW\n", " depth/shadow"},
3471         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_FLATCOLOR\n", " flatcolor"},
3472         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_VERTEXCOLOR\n", " vertexcolor"},
3473         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_LIGHTMAP\n", " lightmap"},
3474         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_FAKELIGHT\n", " fakelight"},
3475         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_LIGHTDIRECTIONMAP_MODELSPACE\n", " lightdirectionmap_modelspace"},
3476         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_LIGHTDIRECTIONMAP_TANGENTSPACE\n", " lightdirectionmap_tangentspace"},
3477         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_LIGHTDIRECTION\n", " lightdirection"},
3478         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_LIGHTSOURCE\n", " lightsource"},
3479         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_REFRACTION\n", " refraction"},
3480         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_WATER\n", " water"},
3481         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_SHOWDEPTH\n", " showdepth"},
3482         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_DEFERREDGEOMETRY\n", " deferredgeometry"},
3483         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_DEFERREDLIGHTSOURCE\n", " deferredlightsource"},
3484         {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_DEFERREDBOUNCELIGHT\n", " deferredbouncelight"},
3485 };
3486
3487 struct r_glsl_permutation_s;
3488 typedef struct r_glsl_permutation_s
3489 {
3490         /// hash lookup data
3491         struct r_glsl_permutation_s *hashnext;
3492         unsigned int mode;
3493         unsigned int permutation;
3494
3495         /// indicates if we have tried compiling this permutation already
3496         qboolean compiled;
3497         /// 0 if compilation failed
3498         int program;
3499         // texture units assigned to each detected uniform
3500         int tex_Texture_First;
3501         int tex_Texture_Second;
3502         int tex_Texture_GammaRamps;
3503         int tex_Texture_Normal;
3504         int tex_Texture_Color;
3505         int tex_Texture_Gloss;
3506         int tex_Texture_Glow;
3507         int tex_Texture_SecondaryNormal;
3508         int tex_Texture_SecondaryColor;
3509         int tex_Texture_SecondaryGloss;
3510         int tex_Texture_SecondaryGlow;
3511         int tex_Texture_Pants;
3512         int tex_Texture_Shirt;
3513         int tex_Texture_FogHeightTexture;
3514         int tex_Texture_FogMask;
3515         int tex_Texture_Lightmap;
3516         int tex_Texture_Deluxemap;
3517         int tex_Texture_Attenuation;
3518         int tex_Texture_Cube;
3519         int tex_Texture_Refraction;
3520         int tex_Texture_Reflection;
3521         int tex_Texture_ShadowMap2D;
3522         int tex_Texture_CubeProjection;
3523         int tex_Texture_ScreenDepth;
3524         int tex_Texture_ScreenNormalMap;
3525         int tex_Texture_ScreenDiffuse;
3526         int tex_Texture_ScreenSpecular;
3527         int tex_Texture_ReflectMask;
3528         int tex_Texture_ReflectCube;
3529         int tex_Texture_BounceGrid;
3530         /// locations of detected uniforms in program object, or -1 if not found
3531         int loc_Texture_First;
3532         int loc_Texture_Second;
3533         int loc_Texture_GammaRamps;
3534         int loc_Texture_Normal;
3535         int loc_Texture_Color;
3536         int loc_Texture_Gloss;
3537         int loc_Texture_Glow;
3538         int loc_Texture_SecondaryNormal;
3539         int loc_Texture_SecondaryColor;
3540         int loc_Texture_SecondaryGloss;
3541         int loc_Texture_SecondaryGlow;
3542         int loc_Texture_Pants;
3543         int loc_Texture_Shirt;
3544         int loc_Texture_FogHeightTexture;
3545         int loc_Texture_FogMask;
3546         int loc_Texture_Lightmap;
3547         int loc_Texture_Deluxemap;
3548         int loc_Texture_Attenuation;
3549         int loc_Texture_Cube;
3550         int loc_Texture_Refraction;
3551         int loc_Texture_Reflection;
3552         int loc_Texture_ShadowMap2D;
3553         int loc_Texture_CubeProjection;
3554         int loc_Texture_ScreenDepth;
3555         int loc_Texture_ScreenNormalMap;
3556         int loc_Texture_ScreenDiffuse;
3557         int loc_Texture_ScreenSpecular;
3558         int loc_Texture_ReflectMask;
3559         int loc_Texture_ReflectCube;
3560         int loc_Texture_BounceGrid;
3561         int loc_Alpha;
3562         int loc_BloomBlur_Parameters;
3563         int loc_ClientTime;
3564         int loc_Color_Ambient;
3565         int loc_Color_Diffuse;
3566         int loc_Color_Specular;
3567         int loc_Color_Glow;
3568         int loc_Color_Pants;
3569         int loc_Color_Shirt;
3570         int loc_DeferredColor_Ambient;
3571         int loc_DeferredColor_Diffuse;
3572         int loc_DeferredColor_Specular;
3573         int loc_DeferredMod_Diffuse;
3574         int loc_DeferredMod_Specular;
3575         int loc_DistortScaleRefractReflect;
3576         int loc_EyePosition;
3577         int loc_FogColor;
3578         int loc_FogHeightFade;
3579         int loc_FogPlane;
3580         int loc_FogPlaneViewDist;
3581         int loc_FogRangeRecip;
3582         int loc_LightColor;
3583         int loc_LightDir;
3584         int loc_LightPosition;
3585         int loc_OffsetMapping_Scale;
3586         int loc_PixelSize;
3587         int loc_ReflectColor;
3588         int loc_ReflectFactor;
3589         int loc_ReflectOffset;
3590         int loc_RefractColor;
3591         int loc_Saturation;
3592         int loc_ScreenCenterRefractReflect;
3593         int loc_ScreenScaleRefractReflect;
3594         int loc_ScreenToDepth;
3595         int loc_ShadowMap_Parameters;
3596         int loc_ShadowMap_TextureScale;
3597         int loc_SpecularPower;
3598         int loc_UserVec1;
3599         int loc_UserVec2;
3600         int loc_UserVec3;
3601         int loc_UserVec4;
3602         int loc_ViewTintColor;
3603         int loc_ViewToLight;
3604         int loc_ModelToLight;
3605         int loc_TexMatrix;
3606         int loc_BackgroundTexMatrix;
3607         int loc_ModelViewProjectionMatrix;
3608         int loc_ModelViewMatrix;
3609         int loc_PixelToScreenTexCoord;
3610         int loc_ModelToReflectCube;
3611         int loc_ShadowMapMatrix;
3612         int loc_BloomColorSubtract;
3613         int loc_NormalmapScrollBlend;
3614         int loc_BounceGridMatrix;
3615         int loc_BounceGridIntensity;
3616 }
3617 r_glsl_permutation_t;
3618
3619 #define SHADERPERMUTATION_HASHSIZE 256
3620
3621
3622 // non-degradable "lightweight" shader parameters to keep the permutations simpler
3623 // these can NOT degrade! only use for simple stuff
3624 enum
3625 {
3626         SHADERSTATICPARM_SATURATION_REDCOMPENSATE = 0, ///< red compensation filter for saturation
3627         SHADERSTATICPARM_EXACTSPECULARMATH = 1, ///< (lightsource or deluxemapping) use exact reflection map for specular effects, as opposed to the usual OpenGL approximation
3628         SHADERSTATICPARM_POSTPROCESS_USERVEC1 = 2, ///< postprocess uservec1 is enabled
3629         SHADERSTATICPARM_POSTPROCESS_USERVEC2 = 3, ///< postprocess uservec2 is enabled
3630         SHADERSTATICPARM_POSTPROCESS_USERVEC3 = 4, ///< postprocess uservec3 is enabled
3631         SHADERSTATICPARM_POSTPROCESS_USERVEC4 = 5  ///< postprocess uservec4 is enabled
3632 };
3633 #define SHADERSTATICPARMS_COUNT 6
3634
3635 static const char *shaderstaticparmstrings_list[SHADERSTATICPARMS_COUNT];
3636 static int shaderstaticparms_count = 0;
3637
3638 static unsigned int r_compileshader_staticparms[(SHADERSTATICPARMS_COUNT + 0x1F) >> 5] = {0};
3639 #define R_COMPILESHADER_STATICPARM_ENABLE(p) r_compileshader_staticparms[(p) >> 5] |= (1 << ((p) & 0x1F))
3640 qboolean R_CompileShader_CheckStaticParms(void)
3641 {
3642         static int r_compileshader_staticparms_save[1];
3643         memcpy(r_compileshader_staticparms_save, r_compileshader_staticparms, sizeof(r_compileshader_staticparms));
3644         memset(r_compileshader_staticparms, 0, sizeof(r_compileshader_staticparms));
3645
3646         // detect all
3647         if (r_glsl_saturation_redcompensate.integer)
3648                 R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_SATURATION_REDCOMPENSATE);
3649         if (r_shadow_glossexact.integer)
3650                 R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_EXACTSPECULARMATH);
3651         if (r_glsl_postprocess.integer)
3652         {
3653                 if (r_glsl_postprocess_uservec1_enable.integer)
3654                         R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_POSTPROCESS_USERVEC1);
3655                 if (r_glsl_postprocess_uservec2_enable.integer)
3656                         R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_POSTPROCESS_USERVEC2);
3657                 if (r_glsl_postprocess_uservec3_enable.integer)
3658                         R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_POSTPROCESS_USERVEC3);
3659                 if (r_glsl_postprocess_uservec4_enable.integer)
3660                         R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_POSTPROCESS_USERVEC4);
3661         }
3662         return memcmp(r_compileshader_staticparms, r_compileshader_staticparms_save, sizeof(r_compileshader_staticparms)) != 0;
3663 }
3664
3665 #define R_COMPILESHADER_STATICPARM_EMIT(p, n) \
3666         if(r_compileshader_staticparms[(p) >> 5] & (1 << ((p) & 0x1F))) \
3667                 shaderstaticparmstrings_list[shaderstaticparms_count++] = "#define " n "\n"; \
3668         else \
3669                 shaderstaticparmstrings_list[shaderstaticparms_count++] = "\n"
3670 void R_CompileShader_AddStaticParms(unsigned int mode, unsigned int permutation)
3671 {
3672         shaderstaticparms_count = 0;
3673
3674         // emit all
3675         R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_SATURATION_REDCOMPENSATE, "SATURATION_REDCOMPENSATE");
3676         R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_EXACTSPECULARMATH, "USEEXACTSPECULARMATH");
3677         R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_POSTPROCESS_USERVEC1, "USERVEC1");
3678         R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_POSTPROCESS_USERVEC2, "USERVEC2");
3679         R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_POSTPROCESS_USERVEC3, "USERVEC3");
3680         R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_POSTPROCESS_USERVEC4, "USERVEC4");
3681 }
3682
3683 /// information about each possible shader permutation
3684 r_glsl_permutation_t *r_glsl_permutationhash[SHADERMODE_COUNT][SHADERPERMUTATION_HASHSIZE];
3685 /// currently selected permutation
3686 r_glsl_permutation_t *r_glsl_permutation;
3687 /// storage for permutations linked in the hash table
3688 memexpandablearray_t r_glsl_permutationarray;
3689
3690 static r_glsl_permutation_t *R_GLSL_FindPermutation(unsigned int mode, unsigned int permutation)
3691 {
3692         //unsigned int hashdepth = 0;
3693         unsigned int hashindex = (permutation * 0x1021) & (SHADERPERMUTATION_HASHSIZE - 1);
3694         r_glsl_permutation_t *p;
3695         for (p = r_glsl_permutationhash[mode][hashindex];p;p = p->hashnext)
3696         {
3697                 if (p->mode == mode && p->permutation == permutation)
3698                 {
3699                         //if (hashdepth > 10)
3700                         //      Con_Printf("R_GLSL_FindPermutation: Warning: %i:%i has hashdepth %i\n", mode, permutation, hashdepth);
3701                         return p;
3702                 }
3703                 //hashdepth++;
3704         }
3705         p = (r_glsl_permutation_t*)Mem_ExpandableArray_AllocRecord(&r_glsl_permutationarray);
3706         p->mode = mode;
3707         p->permutation = permutation;
3708         p->hashnext = r_glsl_permutationhash[mode][hashindex];
3709         r_glsl_permutationhash[mode][hashindex] = p;
3710         //if (hashdepth > 10)
3711         //      Con_Printf("R_GLSL_FindPermutation: Warning: %i:%i has hashdepth %i\n", mode, permutation, hashdepth);
3712         return p;
3713 }
3714
3715 static char *R_GLSL_GetText(const char *filename, qboolean printfromdisknotice)
3716 {
3717         char *shaderstring;
3718         if (!filename || !filename[0])
3719                 return NULL;
3720         if (!strcmp(filename, "glsl/default.glsl"))
3721         {
3722                 if (!glslshaderstring)
3723                 {
3724                         glslshaderstring = (char *)FS_LoadFile(filename, r_main_mempool, false, NULL);
3725                         if (glslshaderstring)
3726                                 Con_DPrintf("Loading shaders from file %s...\n", filename);
3727                         else
3728                                 glslshaderstring = (char *)builtinshaderstring;
3729                 }
3730                 shaderstring = (char *) Mem_Alloc(r_main_mempool, strlen(glslshaderstring) + 1);
3731                 memcpy(shaderstring, glslshaderstring, strlen(glslshaderstring) + 1);
3732                 return shaderstring;
3733         }
3734         shaderstring = (char *)FS_LoadFile(filename, r_main_mempool, false, NULL);
3735         if (shaderstring)
3736         {
3737                 if (printfromdisknotice)
3738                         Con_DPrintf("from disk %s... ", filename);
3739                 return shaderstring;
3740         }
3741         return shaderstring;
3742 }
3743
3744 static void R_GLSL_CompilePermutation(r_glsl_permutation_t *p, unsigned int mode, unsigned int permutation)
3745 {
3746         int i;
3747         int sampler;
3748         shadermodeinfo_t *modeinfo = glslshadermodeinfo + mode;
3749         char *vertexstring, *geometrystring, *fragmentstring;
3750         char permutationname[256];
3751         int vertstrings_count = 0;
3752         int geomstrings_count = 0;
3753         int fragstrings_count = 0;
3754         const char *vertstrings_list[32+3+SHADERSTATICPARMS_COUNT+1];
3755         const char *geomstrings_list[32+3+SHADERSTATICPARMS_COUNT+1];
3756         const char *fragstrings_list[32+3+SHADERSTATICPARMS_COUNT+1];
3757
3758         if (p->compiled)
3759                 return;
3760         p->compiled = true;
3761         p->program = 0;
3762
3763         permutationname[0] = 0;
3764         vertexstring   = R_GLSL_GetText(modeinfo->vertexfilename, true);
3765         geometrystring = R_GLSL_GetText(modeinfo->geometryfilename, false);
3766         fragmentstring = R_GLSL_GetText(modeinfo->fragmentfilename, false);
3767
3768         strlcat(permutationname, modeinfo->vertexfilename, sizeof(permutationname));
3769
3770         // the first pretext is which type of shader to compile as
3771         // (later these will all be bound together as a program object)
3772         vertstrings_list[vertstrings_count++] = "#define VERTEX_SHADER\n";
3773         geomstrings_list[geomstrings_count++] = "#define GEOMETRY_SHADER\n";
3774         fragstrings_list[fragstrings_count++] = "#define FRAGMENT_SHADER\n";
3775
3776         // the second pretext is the mode (for example a light source)
3777         vertstrings_list[vertstrings_count++] = modeinfo->pretext;
3778         geomstrings_list[geomstrings_count++] = modeinfo->pretext;
3779         fragstrings_list[fragstrings_count++] = modeinfo->pretext;
3780         strlcat(permutationname, modeinfo->name, sizeof(permutationname));
3781
3782         // now add all the permutation pretexts
3783         for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
3784         {
3785                 if (permutation & (1<<i))
3786                 {
3787                         vertstrings_list[vertstrings_count++] = shaderpermutationinfo[i].pretext;
3788                         geomstrings_list[geomstrings_count++] = shaderpermutationinfo[i].pretext;
3789                         fragstrings_list[fragstrings_count++] = shaderpermutationinfo[i].pretext;
3790                         strlcat(permutationname, shaderpermutationinfo[i].name, sizeof(permutationname));
3791                 }
3792                 else
3793                 {
3794                         // keep line numbers correct
3795                         vertstrings_list[vertstrings_count++] = "\n";
3796                         geomstrings_list[geomstrings_count++] = "\n";
3797                         fragstrings_list[fragstrings_count++] = "\n";
3798                 }
3799         }
3800
3801         // add static parms
3802         R_CompileShader_AddStaticParms(mode, permutation);
3803         memcpy((char *)(vertstrings_list + vertstrings_count), shaderstaticparmstrings_list, sizeof(*vertstrings_list) * shaderstaticparms_count);
3804         vertstrings_count += shaderstaticparms_count;
3805         memcpy((char *)(geomstrings_list + geomstrings_count), shaderstaticparmstrings_list, sizeof(*vertstrings_list) * shaderstaticparms_count);
3806         geomstrings_count += shaderstaticparms_count;
3807         memcpy((char *)(fragstrings_list + fragstrings_count), shaderstaticparmstrings_list, sizeof(*vertstrings_list) * shaderstaticparms_count);
3808         fragstrings_count += shaderstaticparms_count;
3809
3810         // now append the shader text itself
3811         vertstrings_list[vertstrings_count++] = vertexstring;
3812         geomstrings_list[geomstrings_count++] = geometrystring;
3813         fragstrings_list[fragstrings_count++] = fragmentstring;
3814
3815         // if any sources were NULL, clear the respective list
3816         if (!vertexstring)
3817                 vertstrings_count = 0;
3818         if (!geometrystring)
3819                 geomstrings_count = 0;
3820         if (!fragmentstring)
3821                 fragstrings_count = 0;
3822
3823         // compile the shader program
3824         if (vertstrings_count + geomstrings_count + fragstrings_count)
3825                 p->program = GL_Backend_CompileProgram(vertstrings_count, vertstrings_list, geomstrings_count, geomstrings_list, fragstrings_count, fragstrings_list);
3826         if (p->program)
3827         {
3828                 CHECKGLERROR
3829                 qglUseProgram(p->program);CHECKGLERROR
3830                 // look up all the uniform variable names we care about, so we don't
3831                 // have to look them up every time we set them
3832
3833                 p->loc_Texture_First              = qglGetUniformLocation(p->program, "Texture_First");
3834                 p->loc_Texture_Second             = qglGetUniformLocation(p->program, "Texture_Second");
3835                 p->loc_Texture_GammaRamps         = qglGetUniformLocation(p->program, "Texture_GammaRamps");
3836                 p->loc_Texture_Normal             = qglGetUniformLocation(p->program, "Texture_Normal");
3837                 p->loc_Texture_Color              = qglGetUniformLocation(p->program, "Texture_Color");
3838                 p->loc_Texture_Gloss              = qglGetUniformLocation(p->program, "Texture_Gloss");
3839                 p->loc_Texture_Glow               = qglGetUniformLocation(p->program, "Texture_Glow");
3840                 p->loc_Texture_SecondaryNormal    = qglGetUniformLocation(p->program, "Texture_SecondaryNormal");
3841                 p->loc_Texture_SecondaryColor     = qglGetUniformLocation(p->program, "Texture_SecondaryColor");
3842                 p->loc_Texture_SecondaryGloss     = qglGetUniformLocation(p->program, "Texture_SecondaryGloss");
3843                 p->loc_Texture_SecondaryGlow      = qglGetUniformLocation(p->program, "Texture_SecondaryGlow");
3844                 p->loc_Texture_Pants              = qglGetUniformLocation(p->program, "Texture_Pants");
3845                 p->loc_Texture_Shirt              = qglGetUniformLocation(p->program, "Texture_Shirt");
3846                 p->loc_Texture_FogHeightTexture   = qglGetUniformLocation(p->program, "Texture_FogHeightTexture");
3847                 p->loc_Texture_FogMask            = qglGetUniformLocation(p->program, "Texture_FogMask");
3848                 p->loc_Texture_Lightmap           = qglGetUniformLocation(p->program, "Texture_Lightmap");
3849                 p->loc_Texture_Deluxemap          = qglGetUniformLocation(p->program, "Texture_Deluxemap");
3850                 p->loc_Texture_Attenuation        = qglGetUniformLocation(p->program, "Texture_Attenuation");
3851                 p->loc_Texture_Cube               = qglGetUniformLocation(p->program, "Texture_Cube");
3852                 p->loc_Texture_Refraction         = qglGetUniformLocation(p->program, "Texture_Refraction");
3853                 p->loc_Texture_Reflection         = qglGetUniformLocation(p->program, "Texture_Reflection");
3854                 p->loc_Texture_ShadowMap2D        = qglGetUniformLocation(p->program, "Texture_ShadowMap2D");
3855                 p->loc_Texture_CubeProjection     = qglGetUniformLocation(p->program, "Texture_CubeProjection");
3856                 p->loc_Texture_ScreenDepth        = qglGetUniformLocation(p->program, "Texture_ScreenDepth");
3857                 p->loc_Texture_ScreenNormalMap    = qglGetUniformLocation(p->program, "Texture_ScreenNormalMap");
3858                 p->loc_Texture_ScreenDiffuse      = qglGetUniformLocation(p->program, "Texture_ScreenDiffuse");
3859                 p->loc_Texture_ScreenSpecular     = qglGetUniformLocation(p->program, "Texture_ScreenSpecular");
3860                 p->loc_Texture_ReflectMask        = qglGetUniformLocation(p->program, "Texture_ReflectMask");
3861                 p->loc_Texture_ReflectCube        = qglGetUniformLocation(p->program, "Texture_ReflectCube");
3862                 p->loc_Texture_BounceGrid         = qglGetUniformLocation(p->program, "Texture_BounceGrid");
3863                 p->loc_Alpha                      = qglGetUniformLocation(p->program, "Alpha");
3864                 p->loc_BloomBlur_Parameters       = qglGetUniformLocation(p->program, "BloomBlur_Parameters");
3865                 p->loc_ClientTime                 = qglGetUniformLocation(p->program, "ClientTime");
3866                 p->loc_Color_Ambient              = qglGetUniformLocation(p->program, "Color_Ambient");
3867                 p->loc_Color_Diffuse              = qglGetUniformLocation(p->program, "Color_Diffuse");
3868                 p->loc_Color_Specular             = qglGetUniformLocation(p->program, "Color_Specular");
3869                 p->loc_Color_Glow                 = qglGetUniformLocation(p->program, "Color_Glow");
3870                 p->loc_Color_Pants                = qglGetUniformLocation(p->program, "Color_Pants");
3871                 p->loc_Color_Shirt                = qglGetUniformLocation(p->program, "Color_Shirt");
3872                 p->loc_DeferredColor_Ambient      = qglGetUniformLocation(p->program, "DeferredColor_Ambient");
3873                 p->loc_DeferredColor_Diffuse      = qglGetUniformLocation(p->program, "DeferredColor_Diffuse");
3874                 p->loc_DeferredColor_Specular     = qglGetUniformLocation(p->program, "DeferredColor_Specular");
3875                 p->loc_DeferredMod_Diffuse        = qglGetUniformLocation(p->program, "DeferredMod_Diffuse");
3876                 p->loc_DeferredMod_Specular       = qglGetUniformLocation(p->program, "DeferredMod_Specular");
3877                 p->loc_DistortScaleRefractReflect = qglGetUniformLocation(p->program, "DistortScaleRefractReflect");
3878                 p->loc_EyePosition                = qglGetUniformLocation(p->program, "EyePosition");
3879                 p->loc_FogColor                   = qglGetUniformLocation(p->program, "FogColor");
3880                 p->loc_FogHeightFade              = qglGetUniformLocation(p->program, "FogHeightFade");
3881                 p->loc_FogPlane                   = qglGetUniformLocation(p->program, "FogPlane");
3882                 p->loc_FogPlaneViewDist           = qglGetUniformLocation(p->program, "FogPlaneViewDist");
3883                 p->loc_FogRangeRecip              = qglGetUniformLocation(p->program, "FogRangeRecip");
3884                 p->loc_LightColor                 = qglGetUniformLocation(p->program, "LightColor");
3885                 p->loc_LightDir                   = qglGetUniformLocation(p->program, "LightDir");
3886                 p->loc_LightPosition              = qglGetUniformLocation(p->program, "LightPosition");
3887                 p->loc_OffsetMapping_Scale        = qglGetUniformLocation(p->program, "OffsetMapping_Scale");
3888                 p->loc_PixelSize                  = qglGetUniformLocation(p->program, "PixelSize");
3889                 p->loc_ReflectColor               = qglGetUniformLocation(p->program, "ReflectColor");
3890                 p->loc_ReflectFactor              = qglGetUniformLocation(p->program, "ReflectFactor");
3891                 p->loc_ReflectOffset              = qglGetUniformLocation(p->program, "ReflectOffset");
3892                 p->loc_RefractColor               = qglGetUniformLocation(p->program, "RefractColor");
3893                 p->loc_Saturation                 = qglGetUniformLocation(p->program, "Saturation");
3894                 p->loc_ScreenCenterRefractReflect = qglGetUniformLocation(p->program, "ScreenCenterRefractReflect");
3895                 p->loc_ScreenScaleRefractReflect  = qglGetUniformLocation(p->program, "ScreenScaleRefractReflect");
3896                 p->loc_ScreenToDepth              = qglGetUniformLocation(p->program, "ScreenToDepth");
3897                 p->loc_ShadowMap_Parameters       = qglGetUniformLocation(p->program, "ShadowMap_Parameters");
3898                 p->loc_ShadowMap_TextureScale     = qglGetUniformLocation(p->program, "ShadowMap_TextureScale");
3899                 p->loc_SpecularPower              = qglGetUniformLocation(p->program, "SpecularPower");
3900                 p->loc_UserVec1                   = qglGetUniformLocation(p->program, "UserVec1");
3901                 p->loc_UserVec2                   = qglGetUniformLocation(p->program, "UserVec2");
3902                 p->loc_UserVec3                   = qglGetUniformLocation(p->program, "UserVec3");
3903                 p->loc_UserVec4                   = qglGetUniformLocation(p->program, "UserVec4");
3904                 p->loc_ViewTintColor              = qglGetUniformLocation(p->program, "ViewTintColor");
3905                 p->loc_ViewToLight                = qglGetUniformLocation(p->program, "ViewToLight");
3906                 p->loc_ModelToLight               = qglGetUniformLocation(p->program, "ModelToLight");
3907                 p->loc_TexMatrix                  = qglGetUniformLocation(p->program, "TexMatrix");
3908                 p->loc_BackgroundTexMatrix        = qglGetUniformLocation(p->program, "BackgroundTexMatrix");
3909                 p->loc_ModelViewMatrix            = qglGetUniformLocation(p->program, "ModelViewMatrix");
3910                 p->loc_ModelViewProjectionMatrix  = qglGetUniformLocation(p->program, "ModelViewProjectionMatrix");
3911                 p->loc_PixelToScreenTexCoord      = qglGetUniformLocation(p->program, "PixelToScreenTexCoord");
3912                 p->loc_ModelToReflectCube         = qglGetUniformLocation(p->program, "ModelToReflectCube");
3913                 p->loc_ShadowMapMatrix            = qglGetUniformLocation(p->program, "ShadowMapMatrix");
3914                 p->loc_BloomColorSubtract         = qglGetUniformLocation(p->program, "BloomColorSubtract");
3915                 p->loc_NormalmapScrollBlend       = qglGetUniformLocation(p->program, "NormalmapScrollBlend");
3916                 p->loc_BounceGridMatrix           = qglGetUniformLocation(p->program, "BounceGridMatrix");
3917                 p->loc_BounceGridIntensity        = qglGetUniformLocation(p->program, "BounceGridIntensity");
3918                 // initialize the samplers to refer to the texture units we use
3919                 p->tex_Texture_First = -1;
3920                 p->tex_Texture_Second = -1;
3921                 p->tex_Texture_GammaRamps = -1;
3922                 p->tex_Texture_Normal = -1;
3923                 p->tex_Texture_Color = -1;
3924                 p->tex_Texture_Gloss = -1;
3925                 p->tex_Texture_Glow = -1;
3926                 p->tex_Texture_SecondaryNormal = -1;
3927                 p->tex_Texture_SecondaryColor = -1;
3928                 p->tex_Texture_SecondaryGloss = -1;
3929                 p->tex_Texture_SecondaryGlow = -1;
3930                 p->tex_Texture_Pants = -1;
3931                 p->tex_Texture_Shirt = -1;
3932                 p->tex_Texture_FogHeightTexture = -1;
3933                 p->tex_Texture_FogMask = -1;
3934                 p->tex_Texture_Lightmap = -1;
3935                 p->tex_Texture_Deluxemap = -1;
3936                 p->tex_Texture_Attenuation = -1;
3937                 p->tex_Texture_Cube = -1;
3938                 p->tex_Texture_Refraction = -1;
3939                 p->tex_Texture_Reflection = -1;
3940                 p->tex_Texture_ShadowMap2D = -1;
3941                 p->tex_Texture_CubeProjection = -1;
3942                 p->tex_Texture_ScreenDepth = -1;
3943                 p->tex_Texture_ScreenNormalMap = -1;
3944                 p->tex_Texture_ScreenDiffuse = -1;
3945                 p->tex_Texture_ScreenSpecular = -1;
3946                 p->tex_Texture_ReflectMask = -1;
3947                 p->tex_Texture_ReflectCube = -1;
3948                 p->tex_Texture_BounceGrid = -1;
3949                 sampler = 0;
3950                 if (p->loc_Texture_First           >= 0) {p->tex_Texture_First            = sampler;qglUniform1i(p->loc_Texture_First           , sampler);sampler++;}
3951                 if (p->loc_Texture_Second          >= 0) {p->tex_Texture_Second           = sampler;qglUniform1i(p->loc_Texture_Second          , sampler);sampler++;}
3952                 if (p->loc_Texture_GammaRamps      >= 0) {p->tex_Texture_GammaRamps       = sampler;qglUniform1i(p->loc_Texture_GammaRamps      , sampler);sampler++;}
3953                 if (p->loc_Texture_Normal          >= 0) {p->tex_Texture_Normal           = sampler;qglUniform1i(p->loc_Texture_Normal          , sampler);sampler++;}
3954                 if (p->loc_Texture_Color           >= 0) {p->tex_Texture_Color            = sampler;qglUniform1i(p->loc_Texture_Color           , sampler);sampler++;}
3955                 if (p->loc_Texture_Gloss           >= 0) {p->tex_Texture_Gloss            = sampler;qglUniform1i(p->loc_Texture_Gloss           , sampler);sampler++;}
3956                 if (p->loc_Texture_Glow            >= 0) {p->tex_Texture_Glow             = sampler;qglUniform1i(p->loc_Texture_Glow            , sampler);sampler++;}
3957                 if (p->loc_Texture_SecondaryNormal >= 0) {p->tex_Texture_SecondaryNormal  = sampler;qglUniform1i(p->loc_Texture_SecondaryNormal , sampler);sampler++;}
3958                 if (p->loc_Texture_SecondaryColor  >= 0) {p->tex_Texture_SecondaryColor   = sampler;qglUniform1i(p->loc_Texture_SecondaryColor  , sampler);sampler++;}
3959                 if (p->loc_Texture_SecondaryGloss  >= 0) {p->tex_Texture_SecondaryGloss   = sampler;qglUniform1i(p->loc_Texture_SecondaryGloss  , sampler);sampler++;}
3960                 if (p->loc_Texture_SecondaryGlow   >= 0) {p->tex_Texture_SecondaryGlow    = sampler;qglUniform1i(p->loc_Texture_SecondaryGlow   , sampler);sampler++;}
3961                 if (p->loc_Texture_Pants           >= 0) {p->tex_Texture_Pants            = sampler;qglUniform1i(p->loc_Texture_Pants           , sampler);sampler++;}
3962                 if (p->loc_Texture_Shirt           >= 0) {p->tex_Texture_Shirt            = sampler;qglUniform1i(p->loc_Texture_Shirt           , sampler);sampler++;}
3963                 if (p->loc_Texture_FogHeightTexture>= 0) {p->tex_Texture_FogHeightTexture = sampler;qglUniform1i(p->loc_Texture_FogHeightTexture, sampler);sampler++;}
3964                 if (p->loc_Texture_FogMask         >= 0) {p->tex_Texture_FogMask          = sampler;qglUniform1i(p->loc_Texture_FogMask         , sampler);sampler++;}
3965                 if (p->loc_Texture_Lightmap        >= 0) {p->tex_Texture_Lightmap         = sampler;qglUniform1i(p->loc_Texture_Lightmap        , sampler);sampler++;}
3966                 if (p->loc_Texture_Deluxemap       >= 0) {p->tex_Texture_Deluxemap        = sampler;qglUniform1i(p->loc_Texture_Deluxemap       , sampler);sampler++;}
3967                 if (p->loc_Texture_Attenuation     >= 0) {p->tex_Texture_Attenuation      = sampler;qglUniform1i(p->loc_Texture_Attenuation     , sampler);sampler++;}
3968                 if (p->loc_Texture_Cube            >= 0) {p->tex_Texture_Cube             = sampler;qglUniform1i(p->loc_Texture_Cube            , sampler);sampler++;}
3969                 if (p->loc_Texture_Refraction      >= 0) {p->tex_Texture_Refraction       = sampler;qglUniform1i(p->loc_Texture_Refraction      , sampler);sampler++;}
3970                 if (p->loc_Texture_Reflection      >= 0) {p->tex_Texture_Reflection       = sampler;qglUniform1i(p->loc_Texture_Reflection      , sampler);sampler++;}
3971                 if (p->loc_Texture_ShadowMap2D     >= 0) {p->tex_Texture_ShadowMap2D      = sampler;qglUniform1i(p->loc_Texture_ShadowMap2D     , sampler);sampler++;}
3972                 if (p->loc_Texture_CubeProjection  >= 0) {p->tex_Texture_CubeProjection   = sampler;qglUniform1i(p->loc_Texture_CubeProjection  , sampler);sampler++;}
3973                 if (p->loc_Texture_ScreenDepth     >= 0) {p->tex_Texture_ScreenDepth      = sampler;qglUniform1i(p->loc_Texture_ScreenDepth     , sampler);sampler++;}
3974                 if (p->loc_Texture_ScreenNormalMap >= 0) {p->tex_Texture_ScreenNormalMap  = sampler;qglUniform1i(p->loc_Texture_ScreenNormalMap , sampler);sampler++;}
3975                 if (p->loc_Texture_ScreenDiffuse   >= 0) {p->tex_Texture_ScreenDiffuse    = sampler;qglUniform1i(p->loc_Texture_ScreenDiffuse   , sampler);sampler++;}
3976                 if (p->loc_Texture_ScreenSpecular  >= 0) {p->tex_Texture_ScreenSpecular   = sampler;qglUniform1i(p->loc_Texture_ScreenSpecular  , sampler);sampler++;}
3977                 if (p->loc_Texture_ReflectMask     >= 0) {p->tex_Texture_ReflectMask      = sampler;qglUniform1i(p->loc_Texture_ReflectMask     , sampler);sampler++;}
3978                 if (p->loc_Texture_ReflectCube     >= 0) {p->tex_Texture_ReflectCube      = sampler;qglUniform1i(p->loc_Texture_ReflectCube     , sampler);sampler++;}
3979                 if (p->loc_Texture_BounceGrid      >= 0) {p->tex_Texture_BounceGrid       = sampler;qglUniform1i(p->loc_Texture_BounceGrid      , sampler);sampler++;}
3980                 CHECKGLERROR
3981                 Con_DPrintf("^5GLSL shader %s compiled (%i textures).\n", permutationname, sampler);
3982         }
3983         else
3984                 Con_Printf("^1GLSL shader %s failed!  some features may not work properly.\n", permutationname);
3985
3986         // free the strings
3987         if (vertexstring)
3988                 Mem_Free(vertexstring);
3989         if (geometrystring)
3990                 Mem_Free(geometrystring);
3991         if (fragmentstring)
3992                 Mem_Free(fragmentstring);
3993 }
3994
3995 void R_SetupShader_SetPermutationGLSL(unsigned int mode, unsigned int permutation)
3996 {
3997         r_glsl_permutation_t *perm = R_GLSL_FindPermutation(mode, permutation);
3998         if (r_glsl_permutation != perm)
3999         {
4000                 r_glsl_permutation = perm;
4001                 if (!r_glsl_permutation->program)
4002                 {
4003                         if (!r_glsl_permutation->compiled)
4004                                 R_GLSL_CompilePermutation(perm, mode, permutation);
4005                         if (!r_glsl_permutation->program)
4006                         {
4007                                 // remove features until we find a valid permutation
4008                                 int i;
4009                                 for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
4010                                 {
4011                                         // reduce i more quickly whenever it would not remove any bits
4012                                         int j = 1<<(SHADERPERMUTATION_COUNT-1-i);
4013                                         if (!(permutation & j))
4014                                                 continue;
4015                                         permutation -= j;
4016                                         r_glsl_permutation = R_GLSL_FindPermutation(mode, permutation);
4017                                         if (!r_glsl_permutation->compiled)
4018                                                 R_GLSL_CompilePermutation(perm, mode, permutation);
4019                                         if (r_glsl_permutation->program)
4020                                                 break;
4021                                 }
4022                                 if (i >= SHADERPERMUTATION_COUNT)
4023                                 {
4024                                         //Con_Printf("Could not find a working OpenGL 2.0 shader for permutation %s %s\n", shadermodeinfo[mode].vertexfilename, shadermodeinfo[mode].pretext);
4025                                         r_glsl_permutation = R_GLSL_FindPermutation(mode, permutation);
4026                                         qglUseProgram(0);CHECKGLERROR
4027                                         return; // no bit left to clear, entire mode is broken
4028                                 }
4029                         }
4030                 }
4031                 CHECKGLERROR
4032                 qglUseProgram(r_glsl_permutation->program);CHECKGLERROR
4033         }
4034         if (r_glsl_permutation->loc_ModelViewProjectionMatrix >= 0) qglUniformMatrix4fv(r_glsl_permutation->loc_ModelViewProjectionMatrix, 1, false, gl_modelviewprojection16f);
4035         if (r_glsl_permutation->loc_ModelViewMatrix >= 0) qglUniformMatrix4fv(r_glsl_permutation->loc_ModelViewMatrix, 1, false, gl_modelview16f);
4036         if (r_glsl_permutation->loc_ClientTime >= 0) qglUniform1f(r_glsl_permutation->loc_ClientTime, cl.time);
4037 }
4038
4039 #ifdef SUPPORTD3D
4040
4041 #ifdef SUPPORTD3D
4042 #include <d3d9.h>
4043 extern LPDIRECT3DDEVICE9 vid_d3d9dev;
4044 extern D3DCAPS9 vid_d3d9caps;
4045 #endif
4046
4047 struct r_hlsl_permutation_s;
4048 typedef struct r_hlsl_permutation_s
4049 {
4050         /// hash lookup data
4051         struct r_hlsl_permutation_s *hashnext;
4052         unsigned int mode;
4053         unsigned int permutation;
4054
4055         /// indicates if we have tried compiling this permutation already
4056         qboolean compiled;
4057         /// NULL if compilation failed
4058         IDirect3DVertexShader9 *vertexshader;
4059         IDirect3DPixelShader9 *pixelshader;
4060 }
4061 r_hlsl_permutation_t;
4062
4063 typedef enum D3DVSREGISTER_e
4064 {
4065         D3DVSREGISTER_TexMatrix = 0, // float4x4
4066         D3DVSREGISTER_BackgroundTexMatrix = 4, // float4x4
4067         D3DVSREGISTER_ModelViewProjectionMatrix = 8, // float4x4
4068         D3DVSREGISTER_ModelViewMatrix = 12, // float4x4
4069         D3DVSREGISTER_ShadowMapMatrix = 16, // float4x4
4070         D3DVSREGISTER_ModelToLight = 20, // float4x4
4071         D3DVSREGISTER_EyePosition = 24,
4072         D3DVSREGISTER_FogPlane = 25,
4073         D3DVSREGISTER_LightDir = 26,
4074         D3DVSREGISTER_LightPosition = 27,
4075 }
4076 D3DVSREGISTER_t;
4077
4078 typedef enum D3DPSREGISTER_e
4079 {
4080         D3DPSREGISTER_Alpha = 0,
4081         D3DPSREGISTER_BloomBlur_Parameters = 1,
4082         D3DPSREGISTER_ClientTime = 2,
4083         D3DPSREGISTER_Color_Ambient = 3,
4084         D3DPSREGISTER_Color_Diffuse = 4,
4085         D3DPSREGISTER_Color_Specular = 5,
4086         D3DPSREGISTER_Color_Glow = 6,
4087         D3DPSREGISTER_Color_Pants = 7,
4088         D3DPSREGISTER_Color_Shirt = 8,
4089         D3DPSREGISTER_DeferredColor_Ambient = 9,
4090         D3DPSREGISTER_DeferredColor_Diffuse = 10,
4091         D3DPSREGISTER_DeferredColor_Specular = 11,
4092         D3DPSREGISTER_DeferredMod_Diffuse = 12,
4093         D3DPSREGISTER_DeferredMod_Specular = 13,
4094         D3DPSREGISTER_DistortScaleRefractReflect = 14,
4095         D3DPSREGISTER_EyePosition = 15, // unused
4096         D3DPSREGISTER_FogColor = 16,
4097         D3DPSREGISTER_FogHeightFade = 17,
4098         D3DPSREGISTER_FogPlane = 18,
4099         D3DPSREGISTER_FogPlaneViewDist = 19,
4100         D3DPSREGISTER_FogRangeRecip = 20,
4101         D3DPSREGISTER_LightColor = 21,
4102         D3DPSREGISTER_LightDir = 22, // unused
4103         D3DPSREGISTER_LightPosition = 23,
4104         D3DPSREGISTER_OffsetMapping_Scale = 24,
4105         D3DPSREGISTER_PixelSize = 25,
4106         D3DPSREGISTER_ReflectColor = 26,
4107         D3DPSREGISTER_ReflectFactor = 27,
4108         D3DPSREGISTER_ReflectOffset = 28,
4109         D3DPSREGISTER_RefractColor = 29,
4110         D3DPSREGISTER_Saturation = 30,
4111         D3DPSREGISTER_ScreenCenterRefractReflect = 31,
4112         D3DPSREGISTER_ScreenScaleRefractReflect = 32,
4113         D3DPSREGISTER_ScreenToDepth = 33,
4114         D3DPSREGISTER_ShadowMap_Parameters = 34,
4115         D3DPSREGISTER_ShadowMap_TextureScale = 35,
4116         D3DPSREGISTER_SpecularPower = 36,
4117         D3DPSREGISTER_UserVec1 = 37,
4118         D3DPSREGISTER_UserVec2 = 38,
4119         D3DPSREGISTER_UserVec3 = 39,
4120         D3DPSREGISTER_UserVec4 = 40,
4121         D3DPSREGISTER_ViewTintColor = 41,
4122         D3DPSREGISTER_PixelToScreenTexCoord = 42,
4123         D3DPSREGISTER_BloomColorSubtract = 43,
4124         D3DPSREGISTER_ViewToLight = 44, // float4x4
4125         D3DPSREGISTER_ModelToReflectCube = 48, // float4x4
4126         D3DPSREGISTER_NormalmapScrollBlend = 52,
4127         // next at 53
4128 }
4129 D3DPSREGISTER_t;
4130
4131 /// information about each possible shader permutation
4132 r_hlsl_permutation_t *r_hlsl_permutationhash[SHADERMODE_COUNT][SHADERPERMUTATION_HASHSIZE];
4133 /// currently selected permutation
4134 r_hlsl_permutation_t *r_hlsl_permutation;
4135 /// storage for permutations linked in the hash table
4136 memexpandablearray_t r_hlsl_permutationarray;
4137
4138 static r_hlsl_permutation_t *R_HLSL_FindPermutation(unsigned int mode, unsigned int permutation)
4139 {
4140         //unsigned int hashdepth = 0;
4141         unsigned int hashindex = (permutation * 0x1021) & (SHADERPERMUTATION_HASHSIZE - 1);
4142         r_hlsl_permutation_t *p;
4143         for (p = r_hlsl_permutationhash[mode][hashindex];p;p = p->hashnext)
4144         {
4145                 if (p->mode == mode && p->permutation == permutation)
4146                 {
4147                         //if (hashdepth > 10)
4148                         //      Con_Printf("R_HLSL_FindPermutation: Warning: %i:%i has hashdepth %i\n", mode, permutation, hashdepth);
4149                         return p;
4150                 }
4151                 //hashdepth++;
4152         }
4153         p = (r_hlsl_permutation_t*)Mem_ExpandableArray_AllocRecord(&r_hlsl_permutationarray);
4154         p->mode = mode;
4155         p->permutation = permutation;
4156         p->hashnext = r_hlsl_permutationhash[mode][hashindex];
4157         r_hlsl_permutationhash[mode][hashindex] = p;
4158         //if (hashdepth > 10)
4159         //      Con_Printf("R_HLSL_FindPermutation: Warning: %i:%i has hashdepth %i\n", mode, permutation, hashdepth);
4160         return p;
4161 }
4162
4163 static char *R_HLSL_GetText(const char *filename, qboolean printfromdisknotice)
4164 {
4165         char *shaderstring;
4166         if (!filename || !filename[0])
4167                 return NULL;
4168         if (!strcmp(filename, "hlsl/default.hlsl"))
4169         {
4170                 if (!hlslshaderstring)
4171                 {
4172                         hlslshaderstring = (char *)FS_LoadFile(filename, r_main_mempool, false, NULL);
4173                         if (hlslshaderstring)
4174                                 Con_DPrintf("Loading shaders from file %s...\n", filename);
4175                         else
4176                                 hlslshaderstring = (char *)builtinhlslshaderstring;
4177                 }
4178                 shaderstring = (char *) Mem_Alloc(r_main_mempool, strlen(hlslshaderstring) + 1);
4179                 memcpy(shaderstring, hlslshaderstring, strlen(hlslshaderstring) + 1);
4180                 return shaderstring;
4181         }
4182         shaderstring = (char *)FS_LoadFile(filename, r_main_mempool, false, NULL);
4183         if (shaderstring)
4184         {
4185                 if (printfromdisknotice)
4186                         Con_DPrintf("from disk %s... ", filename);
4187                 return shaderstring;
4188         }
4189         return shaderstring;
4190 }
4191
4192 #include <d3dx9.h>
4193 //#include <d3dx9shader.h>
4194 //#include <d3dx9mesh.h>
4195
4196 static void R_HLSL_CacheShader(r_hlsl_permutation_t *p, const char *cachename, const char *vertstring, const char *fragstring)
4197 {
4198         DWORD *vsbin = NULL;
4199         DWORD *psbin = NULL;
4200         fs_offset_t vsbinsize;
4201         fs_offset_t psbinsize;
4202 //      IDirect3DVertexShader9 *vs = NULL;
4203 //      IDirect3DPixelShader9 *ps = NULL;
4204         ID3DXBuffer *vslog = NULL;
4205         ID3DXBuffer *vsbuffer = NULL;
4206         ID3DXConstantTable *vsconstanttable = NULL;
4207         ID3DXBuffer *pslog = NULL;
4208         ID3DXBuffer *psbuffer = NULL;
4209         ID3DXConstantTable *psconstanttable = NULL;
4210         int vsresult = 0;
4211         int psresult = 0;
4212         char temp[MAX_INPUTLINE];
4213         const char *vsversion = "vs_3_0", *psversion = "ps_3_0";
4214         qboolean debugshader = gl_paranoid.integer != 0;
4215         if (p->permutation & SHADERPERMUTATION_OFFSETMAPPING) {vsversion = "vs_3_0";psversion = "ps_3_0";}
4216         if (p->permutation & SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING) {vsversion = "vs_3_0";psversion = "ps_3_0";}
4217         if (!debugshader)
4218         {
4219                 vsbin = (DWORD *)FS_LoadFile(va("%s.vsbin", cachename), r_main_mempool, true, &vsbinsize);
4220                 psbin = (DWORD *)FS_LoadFile(va("%s.psbin", cachename), r_main_mempool, true, &psbinsize);
4221         }
4222         if ((!vsbin && vertstring) || (!psbin && fragstring))
4223         {
4224                 const char* dllnames_d3dx9 [] =
4225                 {
4226                         "d3dx9_43.dll",
4227                         "d3dx9_42.dll",
4228                         "d3dx9_41.dll",
4229                         "d3dx9_40.dll",
4230                         "d3dx9_39.dll",
4231                         "d3dx9_38.dll",
4232                         "d3dx9_37.dll",
4233                         "d3dx9_36.dll",
4234                         "d3dx9_35.dll",
4235                         "d3dx9_34.dll",
4236                         "d3dx9_33.dll",
4237                         "d3dx9_32.dll",
4238                         "d3dx9_31.dll",
4239                         "d3dx9_30.dll",
4240                         "d3dx9_29.dll",
4241                         "d3dx9_28.dll",
4242                         "d3dx9_27.dll",
4243                         "d3dx9_26.dll",
4244                         "d3dx9_25.dll",
4245                         "d3dx9_24.dll",
4246                         NULL
4247                 };
4248                 dllhandle_t d3dx9_dll = NULL;
4249                 HRESULT (WINAPI *qD3DXCompileShaderFromFileA)(LPCSTR pSrcFile, CONST D3DXMACRO* pDefines, LPD3DXINCLUDE pInclude, LPCSTR pFunctionName, LPCSTR pProfile, DWORD Flags, LPD3DXBUFFER* ppShader, LPD3DXBUFFER* ppErrorMsgs, LPD3DXCONSTANTTABLE* ppConstantTable);
4250                 HRESULT (WINAPI *qD3DXPreprocessShader)(LPCSTR pSrcData, UINT SrcDataSize, CONST D3DXMACRO* pDefines, LPD3DXINCLUDE pInclude, LPD3DXBUFFER* ppShaderText, LPD3DXBUFFER* ppErrorMsgs);
4251                 HRESULT (WINAPI *qD3DXCompileShader)(LPCSTR pSrcData, UINT SrcDataLen, CONST D3DXMACRO* pDefines, LPD3DXINCLUDE pInclude, LPCSTR pFunctionName, LPCSTR pProfile, DWORD Flags, LPD3DXBUFFER* ppShader, LPD3DXBUFFER* ppErrorMsgs, LPD3DXCONSTANTTABLE* ppConstantTable);
4252                 dllfunction_t d3dx9_dllfuncs[] =
4253                 {
4254                         {"D3DXCompileShaderFromFileA",  (void **) &qD3DXCompileShaderFromFileA},
4255                         {"D3DXPreprocessShader",                (void **) &qD3DXPreprocessShader},
4256                         {"D3DXCompileShader",                   (void **) &qD3DXCompileShader},
4257                         {NULL, NULL}
4258                 };
4259                 if (Sys_LoadLibrary(dllnames_d3dx9, &d3dx9_dll, d3dx9_dllfuncs))
4260                 {
4261                         DWORD shaderflags = 0;
4262                         if (debugshader)
4263                                 shaderflags = D3DXSHADER_DEBUG | D3DXSHADER_SKIPOPTIMIZATION;
4264                         vsbin = (DWORD *)Mem_Realloc(tempmempool, vsbin, 0);
4265                         psbin = (DWORD *)Mem_Realloc(tempmempool, psbin, 0);
4266                         if (vertstring && vertstring[0])
4267                         {
4268                                 if (debugshader)
4269                                 {
4270 //                                      vsresult = qD3DXPreprocessShader(vertstring, strlen(vertstring), NULL, NULL, &vsbuffer, &vslog);
4271 //                                      FS_WriteFile(va("%s_vs.fx", cachename), vsbuffer->GetBufferPointer(), vsbuffer->GetBufferSize());
4272                                         FS_WriteFile(va("%s_vs.fx", cachename), vertstring, strlen(vertstring));
4273                                         vsresult = qD3DXCompileShaderFromFileA(va("%s/%s_vs.fx", fs_gamedir, cachename), NULL, NULL, "main", vsversion, shaderflags, &vsbuffer, &vslog, &vsconstanttable);
4274                                 }
4275                                 else
4276                                         vsresult = qD3DXCompileShader(vertstring, strlen(vertstring), NULL, NULL, "main", vsversion, shaderflags, &vsbuffer, &vslog, &vsconstanttable);
4277                                 if (vsbuffer)
4278                                 {
4279                                         vsbinsize = vsbuffer->GetBufferSize();
4280                                         vsbin = (DWORD *)Mem_Alloc(tempmempool, vsbinsize);
4281                                         memcpy(vsbin, vsbuffer->GetBufferPointer(), vsbinsize);
4282                                         vsbuffer->Release();
4283                                 }
4284                                 if (vslog)
4285                                 {
4286                                         strlcpy(temp, (const char *)vslog->GetBufferPointer(), min(sizeof(temp), vslog->GetBufferSize()));
4287                                         Con_Printf("HLSL vertex shader compile output for %s follows:\n%s\n", cachename, temp);
4288                                         vslog->Release();
4289                                 }
4290                         }
4291                         if (fragstring && fragstring[0])
4292                         {
4293                                 if (debugshader)
4294                                 {
4295 //                                      psresult = qD3DXPreprocessShader(fragstring, strlen(fragstring), NULL, NULL, &psbuffer, &pslog);
4296 //                                      FS_WriteFile(va("%s_ps.fx", cachename), psbuffer->GetBufferPointer(), psbuffer->GetBufferSize());
4297                                         FS_WriteFile(va("%s_ps.fx", cachename), fragstring, strlen(fragstring));
4298                                         psresult = qD3DXCompileShaderFromFileA(va("%s/%s_ps.fx", fs_gamedir, cachename), NULL, NULL, "main", psversion, shaderflags, &psbuffer, &pslog, &psconstanttable);
4299                                 }
4300                                 else
4301                                         psresult = qD3DXCompileShader(fragstring, strlen(fragstring), NULL, NULL, "main", psversion, shaderflags, &psbuffer, &pslog, &psconstanttable);
4302                                 if (psbuffer)
4303                                 {
4304                                         psbinsize = psbuffer->GetBufferSize();
4305                                         psbin = (DWORD *)Mem_Alloc(tempmempool, psbinsize);
4306                                         memcpy(psbin, psbuffer->GetBufferPointer(), psbinsize);
4307                                         psbuffer->Release();
4308                                 }
4309                                 if (pslog)
4310                                 {
4311                                         strlcpy(temp, (const char *)pslog->GetBufferPointer(), min(sizeof(temp), pslog->GetBufferSize()));
4312                                         Con_Printf("HLSL pixel shader compile output for %s follows:\n%s\n", cachename, temp);
4313                                         pslog->Release();
4314                                 }
4315                         }
4316                         Sys_UnloadLibrary(&d3dx9_dll);
4317                 }
4318                 else
4319                         Con_Printf("Unable to compile shader - D3DXCompileShader function not found\n");
4320         }
4321         if (vsbin && psbin)
4322         {
4323                 vsresult = IDirect3DDevice9_CreateVertexShader(vid_d3d9dev, vsbin, &p->vertexshader);
4324                 if (FAILED(vsresult))
4325                         Con_Printf("HLSL CreateVertexShader failed for %s (hresult = %8x)\n", cachename, vsresult);
4326                 psresult = IDirect3DDevice9_CreatePixelShader(vid_d3d9dev, psbin, &p->pixelshader);
4327                 if (FAILED(psresult))
4328                         Con_Printf("HLSL CreatePixelShader failed for %s (hresult = %8x)\n", cachename, psresult);
4329         }
4330         // free the shader data
4331         vsbin = (DWORD *)Mem_Realloc(tempmempool, vsbin, 0);
4332         psbin = (DWORD *)Mem_Realloc(tempmempool, psbin, 0);
4333 }
4334
4335 static void R_HLSL_CompilePermutation(r_hlsl_permutation_t *p, unsigned int mode, unsigned int permutation)
4336 {
4337         int i;
4338         shadermodeinfo_t *modeinfo = hlslshadermodeinfo + mode;
4339         int vertstring_length = 0;
4340         int geomstring_length = 0;
4341         int fragstring_length = 0;
4342         char *t;
4343         char *vertexstring, *geometrystring, *fragmentstring;
4344         char *vertstring, *geomstring, *fragstring;
4345         char permutationname[256];
4346         char cachename[256];
4347         int vertstrings_count = 0;
4348         int geomstrings_count = 0;
4349         int fragstrings_count = 0;
4350         const char *vertstrings_list[32+3+SHADERSTATICPARMS_COUNT+1];
4351         const char *geomstrings_list[32+3+SHADERSTATICPARMS_COUNT+1];
4352         const char *fragstrings_list[32+3+SHADERSTATICPARMS_COUNT+1];
4353
4354         if (p->compiled)
4355                 return;
4356         p->compiled = true;
4357         p->vertexshader = NULL;
4358         p->pixelshader = NULL;
4359
4360         permutationname[0] = 0;
4361         cachename[0] = 0;
4362         vertexstring   = R_HLSL_GetText(modeinfo->vertexfilename, true);
4363         geometrystring = R_HLSL_GetText(modeinfo->geometryfilename, false);
4364         fragmentstring = R_HLSL_GetText(modeinfo->fragmentfilename, false);
4365
4366         strlcat(permutationname, modeinfo->vertexfilename, sizeof(permutationname));
4367         strlcat(cachename, "hlsl/", sizeof(cachename));
4368
4369         // define HLSL so that the shader can tell apart the HLSL compiler and the Cg compiler
4370         vertstrings_count = 0;
4371         geomstrings_count = 0;
4372         fragstrings_count = 0;
4373         vertstrings_list[vertstrings_count++] = "#define HLSL\n";
4374         geomstrings_list[geomstrings_count++] = "#define HLSL\n";
4375         fragstrings_list[fragstrings_count++] = "#define HLSL\n";
4376
4377         // the first pretext is which type of shader to compile as
4378         // (later these will all be bound together as a program object)
4379         vertstrings_list[vertstrings_count++] = "#define VERTEX_SHADER\n";
4380         geomstrings_list[geomstrings_count++] = "#define GEOMETRY_SHADER\n";
4381         fragstrings_list[fragstrings_count++] = "#define FRAGMENT_SHADER\n";
4382
4383         // the second pretext is the mode (for example a light source)
4384         vertstrings_list[vertstrings_count++] = modeinfo->pretext;
4385         geomstrings_list[geomstrings_count++] = modeinfo->pretext;
4386         fragstrings_list[fragstrings_count++] = modeinfo->pretext;
4387         strlcat(permutationname, modeinfo->name, sizeof(permutationname));
4388         strlcat(cachename, modeinfo->name, sizeof(cachename));
4389
4390         // now add all the permutation pretexts
4391         for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
4392         {
4393                 if (permutation & (1<<i))
4394                 {
4395                         vertstrings_list[vertstrings_count++] = shaderpermutationinfo[i].pretext;
4396                         geomstrings_list[geomstrings_count++] = shaderpermutationinfo[i].pretext;
4397                         fragstrings_list[fragstrings_count++] = shaderpermutationinfo[i].pretext;
4398                         strlcat(permutationname, shaderpermutationinfo[i].name, sizeof(permutationname));
4399                         strlcat(cachename, shaderpermutationinfo[i].name, sizeof(cachename));
4400                 }
4401                 else
4402                 {
4403                         // keep line numbers correct
4404                         vertstrings_list[vertstrings_count++] = "\n";
4405                         geomstrings_list[geomstrings_count++] = "\n";
4406                         fragstrings_list[fragstrings_count++] = "\n";
4407                 }
4408         }
4409
4410         // add static parms
4411         R_CompileShader_AddStaticParms(mode, permutation);
4412         memcpy(vertstrings_list + vertstrings_count, shaderstaticparmstrings_list, sizeof(*vertstrings_list) * shaderstaticparms_count);
4413         vertstrings_count += shaderstaticparms_count;
4414         memcpy(geomstrings_list + geomstrings_count, shaderstaticparmstrings_list, sizeof(*vertstrings_list) * shaderstaticparms_count);
4415         geomstrings_count += shaderstaticparms_count;
4416         memcpy(fragstrings_list + fragstrings_count, shaderstaticparmstrings_list, sizeof(*vertstrings_list) * shaderstaticparms_count);
4417         fragstrings_count += shaderstaticparms_count;
4418
4419         // replace spaces in the cachename with _ characters
4420         for (i = 0;cachename[i];i++)
4421                 if (cachename[i] == ' ')
4422                         cachename[i] = '_';
4423
4424         // now append the shader text itself
4425         vertstrings_list[vertstrings_count++] = vertexstring;
4426         geomstrings_list[geomstrings_count++] = geometrystring;
4427         fragstrings_list[fragstrings_count++] = fragmentstring;
4428
4429         // if any sources were NULL, clear the respective list
4430         if (!vertexstring)
4431                 vertstrings_count = 0;
4432         if (!geometrystring)
4433                 geomstrings_count = 0;
4434         if (!fragmentstring)
4435                 fragstrings_count = 0;
4436
4437         vertstring_length = 0;
4438         for (i = 0;i < vertstrings_count;i++)
4439                 vertstring_length += strlen(vertstrings_list[i]);
4440         vertstring = t = (char *)Mem_Alloc(tempmempool, vertstring_length + 1);
4441         for (i = 0;i < vertstrings_count;t += strlen(vertstrings_list[i]), i++)
4442                 memcpy(t, vertstrings_list[i], strlen(vertstrings_list[i]));
4443
4444         geomstring_length = 0;
4445         for (i = 0;i < geomstrings_count;i++)
4446                 geomstring_length += strlen(geomstrings_list[i]);
4447         geomstring = t = (char *)Mem_Alloc(tempmempool, geomstring_length + 1);
4448         for (i = 0;i < geomstrings_count;t += strlen(geomstrings_list[i]), i++)
4449                 memcpy(t, geomstrings_list[i], strlen(geomstrings_list[i]));
4450
4451         fragstring_length = 0;
4452         for (i = 0;i < fragstrings_count;i++)
4453                 fragstring_length += strlen(fragstrings_list[i]);
4454         fragstring = t = (char *)Mem_Alloc(tempmempool, fragstring_length + 1);
4455         for (i = 0;i < fragstrings_count;t += strlen(fragstrings_list[i]), i++)
4456                 memcpy(t, fragstrings_list[i], strlen(fragstrings_list[i]));
4457
4458         // try to load the cached shader, or generate one
4459         R_HLSL_CacheShader(p, cachename, vertstring, fragstring);
4460
4461         if ((p->vertexshader || !vertstring[0]) && (p->pixelshader || !fragstring[0]))
4462                 Con_DPrintf("^5HLSL shader %s compiled.\n", permutationname);
4463         else
4464                 Con_Printf("^1HLSL shader %s failed!  some features may not work properly.\n", permutationname);
4465
4466         // free the strings
4467         if (vertstring)
4468                 Mem_Free(vertstring);
4469         if (geomstring)
4470                 Mem_Free(geomstring);
4471         if (fragstring)
4472                 Mem_Free(fragstring);
4473         if (vertexstring)
4474                 Mem_Free(vertexstring);
4475         if (geometrystring)
4476                 Mem_Free(geometrystring);
4477         if (fragmentstring)
4478                 Mem_Free(fragmentstring);
4479 }
4480
4481 static inline void hlslVSSetParameter16f(D3DVSREGISTER_t r, const float *a) {IDirect3DDevice9_SetVertexShaderConstantF(vid_d3d9dev, r, a, 4);}
4482 static inline void hlslVSSetParameter4fv(D3DVSREGISTER_t r, const float *a) {IDirect3DDevice9_SetVertexShaderConstantF(vid_d3d9dev, r, a, 1);}
4483 static inline void hlslVSSetParameter4f(D3DVSREGISTER_t r, float x, float y, float z, float w) {float temp[4];Vector4Set(temp, x, y, z, w);IDirect3DDevice9_SetVertexShaderConstantF(vid_d3d9dev, r, temp, 1);}
4484 static inline void hlslVSSetParameter3f(D3DVSREGISTER_t r, float x, float y, float z) {float temp[4];Vector4Set(temp, x, y, z, 0);IDirect3DDevice9_SetVertexShaderConstantF(vid_d3d9dev, r, temp, 1);}
4485 static inline void hlslVSSetParameter2f(D3DVSREGISTER_t r, float x, float y) {float temp[4];Vector4Set(temp, x, y, 0, 0);IDirect3DDevice9_SetVertexShaderConstantF(vid_d3d9dev, r, temp, 1);}
4486 static inline void hlslVSSetParameter1f(D3DVSREGISTER_t r, float x) {float temp[4];Vector4Set(temp, x, 0, 0, 0);IDirect3DDevice9_SetVertexShaderConstantF(vid_d3d9dev, r, temp, 1);}
4487
4488 static inline void hlslPSSetParameter16f(D3DPSREGISTER_t r, const float *a) {IDirect3DDevice9_SetPixelShaderConstantF(vid_d3d9dev, r, a, 4);}
4489 static inline void hlslPSSetParameter4fv(D3DPSREGISTER_t r, const float *a) {IDirect3DDevice9_SetPixelShaderConstantF(vid_d3d9dev, r, a, 1);}
4490 static inline void hlslPSSetParameter4f(D3DPSREGISTER_t r, float x, float y, float z, float w) {float temp[4];Vector4Set(temp, x, y, z, w);IDirect3DDevice9_SetPixelShaderConstantF(vid_d3d9dev, r, temp, 1);}
4491 static inline void hlslPSSetParameter3f(D3DPSREGISTER_t r, float x, float y, float z) {float temp[4];Vector4Set(temp, x, y, z, 0);IDirect3DDevice9_SetPixelShaderConstantF(vid_d3d9dev, r, temp, 1);}
4492 static inline void hlslPSSetParameter2f(D3DPSREGISTER_t r, float x, float y) {float temp[4];Vector4Set(temp, x, y, 0, 0);IDirect3DDevice9_SetPixelShaderConstantF(vid_d3d9dev, r, temp, 1);}
4493 static inline void hlslPSSetParameter1f(D3DPSREGISTER_t r, float x) {float temp[4];Vector4Set(temp, x, 0, 0, 0);IDirect3DDevice9_SetPixelShaderConstantF(vid_d3d9dev, r, temp, 1);}
4494
4495 void R_SetupShader_SetPermutationHLSL(unsigned int mode, unsigned int permutation)
4496 {
4497         r_hlsl_permutation_t *perm = R_HLSL_FindPermutation(mode, permutation);
4498         if (r_hlsl_permutation != perm)
4499         {
4500                 r_hlsl_permutation = perm;
4501                 if (!r_hlsl_permutation->vertexshader && !r_hlsl_permutation->pixelshader)
4502                 {
4503                         if (!r_hlsl_permutation->compiled)
4504                                 R_HLSL_CompilePermutation(perm, mode, permutation);
4505                         if (!r_hlsl_permutation->vertexshader && !r_hlsl_permutation->pixelshader)
4506                         {
4507                                 // remove features until we find a valid permutation
4508                                 int i;
4509                                 for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
4510                                 {
4511                                         // reduce i more quickly whenever it would not remove any bits
4512                                         int j = 1<<(SHADERPERMUTATION_COUNT-1-i);
4513                                         if (!(permutation & j))
4514                                                 continue;
4515                                         permutation -= j;
4516                                         r_hlsl_permutation = R_HLSL_FindPermutation(mode, permutation);
4517                                         if (!r_hlsl_permutation->compiled)
4518                                                 R_HLSL_CompilePermutation(perm, mode, permutation);
4519                                         if (r_hlsl_permutation->vertexshader || r_hlsl_permutation->pixelshader)
4520                                                 break;
4521                                 }
4522                                 if (i >= SHADERPERMUTATION_COUNT)
4523                                 {
4524                                         //Con_Printf("Could not find a working HLSL shader for permutation %s %s\n", shadermodeinfo[mode].vertexfilename, shadermodeinfo[mode].pretext);
4525                                         r_hlsl_permutation = R_HLSL_FindPermutation(mode, permutation);
4526                                         return; // no bit left to clear, entire mode is broken
4527                                 }
4528                         }
4529                 }
4530                 IDirect3DDevice9_SetVertexShader(vid_d3d9dev, r_hlsl_permutation->vertexshader);
4531                 IDirect3DDevice9_SetPixelShader(vid_d3d9dev, r_hlsl_permutation->pixelshader);
4532         }
4533         hlslVSSetParameter16f(D3DVSREGISTER_ModelViewProjectionMatrix, gl_modelviewprojection16f);
4534         hlslVSSetParameter16f(D3DVSREGISTER_ModelViewMatrix, gl_modelview16f);
4535         hlslPSSetParameter1f(D3DPSREGISTER_ClientTime, cl.time);
4536 }
4537 #endif
4538
4539 void R_SetupShader_SetPermutationSoft(unsigned int mode, unsigned int permutation)
4540 {
4541         DPSOFTRAST_SetShader(mode, permutation);
4542         DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1, 1, false, gl_modelviewprojection16f);
4543         DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM_ModelViewMatrixM1, 1, false, gl_modelview16f);
4544         DPSOFTRAST_Uniform1f(DPSOFTRAST_UNIFORM_ClientTime, cl.time);
4545 }
4546
4547 void R_GLSL_Restart_f(void)
4548 {
4549         unsigned int i, limit;
4550         if (glslshaderstring && glslshaderstring != builtinshaderstring)
4551                 Mem_Free(glslshaderstring);
4552         glslshaderstring = NULL;
4553         if (hlslshaderstring && hlslshaderstring != builtinhlslshaderstring)
4554                 Mem_Free(hlslshaderstring);
4555         hlslshaderstring = NULL;
4556         switch(vid.renderpath)
4557         {
4558         case RENDERPATH_D3D9:
4559 #ifdef SUPPORTD3D
4560                 {
4561                         r_hlsl_permutation_t *p;
4562                         r_hlsl_permutation = NULL;
4563                         limit = Mem_ExpandableArray_IndexRange(&r_hlsl_permutationarray);
4564                         for (i = 0;i < limit;i++)
4565                         {
4566                                 if ((p = (r_hlsl_permutation_t*)Mem_ExpandableArray_RecordAtIndex(&r_hlsl_permutationarray, i)))
4567                                 {
4568                                         if (p->vertexshader)
4569                                                 IDirect3DVertexShader9_Release(p->vertexshader);
4570                                         if (p->pixelshader)
4571                                                 IDirect3DPixelShader9_Release(p->pixelshader);
4572                                         Mem_ExpandableArray_FreeRecord(&r_hlsl_permutationarray, (void*)p);
4573                                 }
4574                         }
4575                         memset(r_hlsl_permutationhash, 0, sizeof(r_hlsl_permutationhash));
4576                 }
4577 #endif
4578                 break;
4579         case RENDERPATH_D3D10:
4580                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4581                 break;
4582         case RENDERPATH_D3D11:
4583                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4584                 break;
4585         case RENDERPATH_GL20:
4586         case RENDERPATH_GLES2:
4587                 {
4588                         r_glsl_permutation_t *p;
4589                         r_glsl_permutation = NULL;
4590                         limit = Mem_ExpandableArray_IndexRange(&r_glsl_permutationarray);
4591                         for (i = 0;i < limit;i++)
4592                         {
4593                                 if ((p = (r_glsl_permutation_t*)Mem_ExpandableArray_RecordAtIndex(&r_glsl_permutationarray, i)))
4594                                 {
4595                                         GL_Backend_FreeProgram(p->program);
4596                                         Mem_ExpandableArray_FreeRecord(&r_glsl_permutationarray, (void*)p);
4597                                 }
4598                         }
4599                         memset(r_glsl_permutationhash, 0, sizeof(r_glsl_permutationhash));
4600                 }
4601                 break;
4602         case RENDERPATH_GL13:
4603         case RENDERPATH_GL11:
4604                 break;
4605         case RENDERPATH_SOFT:
4606                 break;
4607         }
4608 }
4609
4610 void R_GLSL_DumpShader_f(void)
4611 {
4612         int i;
4613         qfile_t *file;
4614
4615         file = FS_OpenRealFile("glsl/default.glsl", "w", false);
4616         if (file)
4617         {
4618                 FS_Print(file, "/* The engine may define the following macros:\n");
4619                 FS_Print(file, "#define VERTEX_SHADER\n#define GEOMETRY_SHADER\n#define FRAGMENT_SHADER\n");
4620                 for (i = 0;i < SHADERMODE_COUNT;i++)
4621                         FS_Print(file, glslshadermodeinfo[i].pretext);
4622                 for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
4623                         FS_Print(file, shaderpermutationinfo[i].pretext);
4624                 FS_Print(file, "*/\n");
4625                 FS_Print(file, builtinshaderstring);
4626                 FS_Close(file);
4627                 Con_Printf("glsl/default.glsl written\n");
4628         }
4629         else
4630                 Con_Printf("failed to write to glsl/default.glsl\n");
4631
4632         file = FS_OpenRealFile("hlsl/default.hlsl", "w", false);
4633         if (file)
4634         {
4635                 FS_Print(file, "/* The engine may define the following macros:\n");
4636                 FS_Print(file, "#define VERTEX_SHADER\n#define GEOMETRY_SHADER\n#define FRAGMENT_SHADER\n");
4637                 for (i = 0;i < SHADERMODE_COUNT;i++)
4638                         FS_Print(file, hlslshadermodeinfo[i].pretext);
4639                 for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
4640                         FS_Print(file, shaderpermutationinfo[i].pretext);
4641                 FS_Print(file, "*/\n");
4642                 FS_Print(file, builtinhlslshaderstring);
4643                 FS_Close(file);
4644                 Con_Printf("hlsl/default.hlsl written\n");
4645         }
4646         else
4647                 Con_Printf("failed to write to hlsl/default.hlsl\n");
4648 }
4649
4650 void R_SetupShader_Generic(rtexture_t *first, rtexture_t *second, int texturemode, int rgbscale)
4651 {
4652         if (!second)
4653                 texturemode = GL_MODULATE;
4654         switch (vid.renderpath)
4655         {
4656         case RENDERPATH_D3D9:
4657 #ifdef SUPPORTD3D
4658                 R_SetupShader_SetPermutationHLSL(SHADERMODE_GENERIC, SHADERPERMUTATION_VIEWTINT | (first ? SHADERPERMUTATION_DIFFUSE : 0) | (second ? SHADERPERMUTATION_SPECULAR : 0) | (texturemode == GL_MODULATE ? SHADERPERMUTATION_COLORMAPPING : (texturemode == GL_ADD ? SHADERPERMUTATION_GLOW : (texturemode == GL_DECAL ? SHADERPERMUTATION_VERTEXTEXTUREBLEND : 0))));
4659                 R_Mesh_TexBind(GL20TU_FIRST , first );
4660                 R_Mesh_TexBind(GL20TU_SECOND, second);
4661 #endif
4662                 break;
4663         case RENDERPATH_D3D10:
4664                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4665                 break;
4666         case RENDERPATH_D3D11:
4667                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4668                 break;
4669         case RENDERPATH_GL20:
4670         case RENDERPATH_GLES2:
4671                 R_SetupShader_SetPermutationGLSL(SHADERMODE_GENERIC, SHADERPERMUTATION_VIEWTINT | (first ? SHADERPERMUTATION_DIFFUSE : 0) | (second ? SHADERPERMUTATION_SPECULAR : 0) | (texturemode == GL_MODULATE ? SHADERPERMUTATION_COLORMAPPING : (texturemode == GL_ADD ? SHADERPERMUTATION_GLOW : (texturemode == GL_DECAL ? SHADERPERMUTATION_VERTEXTEXTUREBLEND : 0))));
4672                 R_Mesh_TexBind(r_glsl_permutation->tex_Texture_First , first );
4673                 R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Second, second);
4674                 break;
4675         case RENDERPATH_GL13:
4676                 R_Mesh_TexBind(0, first );
4677                 R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, 1, 1);
4678                 R_Mesh_TexBind(1, second);
4679                 if (second)
4680                         R_Mesh_TexCombine(1, texturemode, texturemode, rgbscale, 1);
4681                 break;
4682         case RENDERPATH_GL11:
4683                 R_Mesh_TexBind(0, first );
4684                 break;
4685         case RENDERPATH_SOFT:
4686                 R_SetupShader_SetPermutationSoft(SHADERMODE_GENERIC, SHADERPERMUTATION_VIEWTINT | (first ? SHADERPERMUTATION_DIFFUSE : 0) | (second ? SHADERPERMUTATION_SPECULAR : 0) | (texturemode == GL_MODULATE ? SHADERPERMUTATION_COLORMAPPING : (texturemode == GL_ADD ? SHADERPERMUTATION_GLOW : (texturemode == GL_DECAL ? SHADERPERMUTATION_VERTEXTEXTUREBLEND : 0))));
4687                 R_Mesh_TexBind(GL20TU_FIRST , first );
4688                 R_Mesh_TexBind(GL20TU_SECOND, second);
4689                 break;
4690         }
4691 }
4692
4693 void R_SetupShader_DepthOrShadow(void)
4694 {
4695         switch (vid.renderpath)
4696         {
4697         case RENDERPATH_D3D9:
4698 #ifdef SUPPORTD3D
4699                 R_SetupShader_SetPermutationHLSL(SHADERMODE_DEPTH_OR_SHADOW, 0);
4700 #endif
4701                 break;
4702         case RENDERPATH_D3D10:
4703                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4704                 break;
4705         case RENDERPATH_D3D11:
4706                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4707                 break;
4708         case RENDERPATH_GL20:
4709         case RENDERPATH_GLES2:
4710                 R_SetupShader_SetPermutationGLSL(SHADERMODE_DEPTH_OR_SHADOW, 0);
4711                 break;
4712         case RENDERPATH_GL13:
4713                 R_Mesh_TexBind(0, 0);
4714                 R_Mesh_TexBind(1, 0);
4715                 break;
4716         case RENDERPATH_GL11:
4717                 R_Mesh_TexBind(0, 0);
4718                 break;
4719         case RENDERPATH_SOFT:
4720                 R_SetupShader_SetPermutationSoft(SHADERMODE_DEPTH_OR_SHADOW, 0);
4721                 break;
4722         }
4723 }
4724
4725 void R_SetupShader_ShowDepth(void)
4726 {
4727         switch (vid.renderpath)
4728         {
4729         case RENDERPATH_D3D9:
4730 #ifdef SUPPORTHLSL
4731                 R_SetupShader_SetPermutationHLSL(SHADERMODE_SHOWDEPTH, 0);
4732 #endif
4733                 break;
4734         case RENDERPATH_D3D10:
4735                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4736                 break;
4737         case RENDERPATH_D3D11:
4738                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
4739                 break;
4740         case RENDERPATH_GL20:
4741         case RENDERPATH_GLES2:
4742                 R_SetupShader_SetPermutationGLSL(SHADERMODE_SHOWDEPTH, 0);
4743                 break;
4744         case RENDERPATH_GL13:
4745                 break;
4746         case RENDERPATH_GL11:
4747                 break;
4748         case RENDERPATH_SOFT:
4749                 R_SetupShader_SetPermutationSoft(SHADERMODE_SHOWDEPTH, 0);
4750                 break;
4751         }
4752 }
4753
4754 extern qboolean r_shadow_usingdeferredprepass;
4755 extern cvar_t r_shadow_deferred_8bitrange;
4756 extern rtexture_t *r_shadow_attenuationgradienttexture;
4757 extern rtexture_t *r_shadow_attenuation2dtexture;
4758 extern rtexture_t *r_shadow_attenuation3dtexture;
4759 extern qboolean r_shadow_usingshadowmap2d;
4760 extern qboolean r_shadow_usingshadowmaportho;
4761 extern float r_shadow_shadowmap_texturescale[2];
4762 extern float r_shadow_shadowmap_parameters[4];
4763 extern qboolean r_shadow_shadowmapvsdct;
4764 extern qboolean r_shadow_shadowmapsampler;
4765 extern int r_shadow_shadowmappcf;
4766 extern rtexture_t *r_shadow_shadowmap2dtexture;
4767 extern rtexture_t *r_shadow_shadowmap2dcolortexture;
4768 extern rtexture_t *r_shadow_shadowmapvsdcttexture;
4769 extern matrix4x4_t r_shadow_shadowmapmatrix;
4770 extern int r_shadow_shadowmaplod; // changes for each light based on distance
4771 extern int r_shadow_prepass_width;
4772 extern int r_shadow_prepass_height;
4773 extern rtexture_t *r_shadow_prepassgeometrydepthtexture;
4774 extern rtexture_t *r_shadow_prepassgeometrynormalmaptexture;
4775 extern rtexture_t *r_shadow_prepassgeometrydepthcolortexture;
4776 extern rtexture_t *r_shadow_prepasslightingdiffusetexture;
4777 extern rtexture_t *r_shadow_prepasslightingspeculartexture;
4778 static qboolean R_BlendFuncAllowsColormod(int src, int dst)
4779 {
4780         // a blendfunc allows colormod if:
4781         // a) it can never keep the destination pixel invariant, or
4782         // b) it can keep the destination pixel invariant, and still can do so if colormodded
4783         // this is to prevent unintended side effects from colormod
4784
4785         // in formulas:
4786         // IF there is a (s, sa) for which for all (d, da),
4787         //   s * src(s, d, sa, da) + d * dst(s, d, sa, da) == d
4788         // THEN, for this (s, sa) and all (colormod, d, da):
4789         //   s*colormod * src(s*colormod, d, sa, da) + d * dst(s*colormod, d, sa, da) == d
4790         // OBVIOUSLY, this means that
4791         //   s*colormod * src(s*colormod, d, sa, da) = 0
4792         //   dst(s*colormod, d, sa, da)              = 1
4793
4794         // note: not caring about GL_SRC_ALPHA_SATURATE and following here, these are unused in DP code
4795
4796         // main condition to leave dst color invariant:
4797         //   s * src(s, d, sa, da) + d * dst(s, d, sa, da) == d
4798         //   src == GL_ZERO:
4799         //     s * 0 + d * dst(s, d, sa, da) == d
4800         //       => dst == GL_ONE/GL_SRC_COLOR/GL_ONE_MINUS_SRC_COLOR/GL_SRC_ALPHA/GL_ONE_MINUS_SRC_ALPHA
4801         //       => colormod is a problem for GL_SRC_COLOR only
4802         //   src == GL_ONE:
4803         //     s + d * dst(s, d, sa, da) == d
4804         //       => s == 0
4805         //       => dst == GL_ONE/GL_ONE_MINUS_SRC_COLOR/GL_SRC_ALPHA/GL_ONE_MINUS_SRC_ALPHA
4806         //       => colormod is never problematic for these
4807         //   src == GL_SRC_COLOR:
4808         //     s*s + d * dst(s, d, sa, da) == d
4809         //       => s == 0
4810         //       => dst == GL_ONE/GL_ONE_MINUS_SRC_COLOR/GL_SRC_ALPHA/GL_ONE_MINUS_SRC_ALPHA
4811         //       => colormod is never problematic for these
4812         //   src == GL_ONE_MINUS_SRC_COLOR:
4813         //     s*(1-s) + d * dst(s, d, sa, da) == d
4814         //       => s == 0 or s == 1
4815         //       => dst == GL_ONE/GL_SRC_COLOR/GL_ONE_MINUS_SRC_COLOR/GL_SRC_ALPHA/GL_ONE_MINUS_SRC_ALPHA
4816         //       => colormod is a problem for GL_SRC_COLOR only
4817         //   src == GL_DST_COLOR
4818         //     s*d + d * dst(s, d, sa, da) == d
4819         //       => s == 1
4820         //       => dst == GL_ZERO/GL_ONE_MINUS_SRC_COLOR/GL_SRC_ALPHA/GL_ONE_MINUS_SRC_ALPHA
4821         //       => colormod is always a problem
4822         //     or
4823         //       => s == 0
4824         //       => dst == GL_ONE/GL_ONE_MINUS_SRC_COLOR/GL_SRC_ALPHA/GL_ONE_MINUS_SRC_ALPHA
4825         //       => colormod is never problematic for these
4826         //       => BUT, we do not know s! We must assume it is problematic
4827         //       then... except in GL_ONE case, where we know all invariant
4828         //       cases are fine
4829         //   src == GL_ONE_MINUS_DST_COLOR
4830         //     s*(1-d) + d * dst(s, d, sa, da) == d
4831         //       => s == 0 (1-d is impossible to handle for our desired result)
4832         //       => dst == GL_ONE/GL_ONE_MINUS_SRC_COLOR/GL_SRC_ALPHA/GL_ONE_MINUS_SRC_ALPHA
4833         //       => colormod is never problematic for these
4834         //   src == GL_SRC_ALPHA
4835         //     s*sa + d * dst(s, d, sa, da) == d
4836         //       => s == 0, or sa == 0
4837         //       => dst == GL_ONE/GL_SRC_COLOR/GL_ONE_MINUS_SRC_COLOR/GL_SRC_ALPHA/GL_ONE_MINUS_SRC_ALPHA
4838         //       => colormod breaks in the case GL_SRC_COLOR only
4839         //   src == GL_ONE_MINUS_SRC_ALPHA
4840         //     s*(1-sa) + d * dst(s, d, sa, da) == d
4841         //       => s == 0, or sa == 1
4842         //       => dst == GL_ONE/GL_SRC_COLOR/GL_ONE_MINUS_SRC_COLOR/GL_SRC_ALPHA/GL_ONE_MINUS_SRC_ALPHA
4843         //       => colormod breaks in the case GL_SRC_COLOR only
4844         //   src == GL_DST_ALPHA
4845         //     s*da + d * dst(s, d, sa, da) == d
4846         //       => s == 0
4847         //       => dst == GL_ONE/GL_ONE_MINUS_SRC_COLOR/GL_SRC_ALPHA/GL_ONE_MINUS_SRC_ALPHA
4848         //       => colormod is never problematic for these
4849
4850         switch(src)
4851         {
4852                 case GL_ZERO:
4853                 case GL_ONE_MINUS_SRC_COLOR:
4854                 case GL_SRC_ALPHA:
4855                 case GL_ONE_MINUS_SRC_ALPHA:
4856                         if(dst == GL_SRC_COLOR)
4857                                 return false;
4858                         return true;
4859                 case GL_ONE:
4860                 case GL_SRC_COLOR:
4861                 case GL_ONE_MINUS_DST_COLOR:
4862                 case GL_DST_ALPHA:
4863                 case GL_ONE_MINUS_DST_ALPHA:
4864                         return true;
4865                 case GL_DST_COLOR:
4866                         if(dst == GL_ONE)
4867                                 return true;
4868                         return false;
4869                 default:
4870                         return false;
4871         }
4872 }
4873 void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting, float ambientscale, float diffusescale, float specularscale, rsurfacepass_t rsurfacepass, int texturenumsurfaces, const msurface_t **texturesurfacelist, void *surfacewaterplane)
4874 {
4875         // select a permutation of the lighting shader appropriate to this
4876         // combination of texture, entity, light source, and fogging, only use the
4877         // minimum features necessary to avoid wasting rendering time in the
4878         // fragment shader on features that are not being used
4879         unsigned int permutation = 0;
4880         unsigned int mode = 0;
4881         qboolean allow_colormod;
4882         static float dummy_colormod[3] = {1, 1, 1};
4883         float *colormod = rsurface.colormod;
4884         float m16f[16];
4885         matrix4x4_t tempmatrix;
4886         r_waterstate_waterplane_t *waterplane = (r_waterstate_waterplane_t *)surfacewaterplane;
4887         if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
4888                 permutation |= SHADERPERMUTATION_ALPHAKILL;
4889         if (rsurfacepass == RSURFPASS_BACKGROUND)
4890         {
4891                 // distorted background
4892                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_WATERSHADER)
4893                 {
4894                         mode = SHADERMODE_WATER;
4895                         if (rsurface.texture->r_water_waterscroll[0] && rsurface.texture->r_water_waterscroll[1])
4896                                 permutation |= SHADERPERMUTATION_NORMALMAPSCROLLBLEND;
4897                         if((r_wateralpha.value < 1) && (rsurface.texture->currentmaterialflags & MATERIALFLAG_WATERALPHA))
4898                         {
4899                                 // this is the right thing to do for wateralpha
4900                                 GL_BlendFunc(GL_ONE, GL_ZERO);
4901                                 allow_colormod = R_BlendFuncAllowsColormod(GL_ONE, GL_ZERO);
4902                         }
4903                         else
4904                         {
4905                                 // this is the right thing to do for entity alpha
4906                                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
4907                                 allow_colormod = R_BlendFuncAllowsColormod(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
4908                         }
4909                 }
4910                 else if (rsurface.texture->currentmaterialflags & MATERIALFLAG_REFRACTION)
4911                 {
4912                         mode = SHADERMODE_REFRACTION;
4913                         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
4914                         allow_colormod = R_BlendFuncAllowsColormod(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
4915                 }
4916                 else
4917                 {
4918                         mode = SHADERMODE_GENERIC;
4919                         permutation |= SHADERPERMUTATION_DIFFUSE;
4920                         GL_BlendFunc(GL_ONE, GL_ZERO);
4921                         allow_colormod = R_BlendFuncAllowsColormod(GL_ONE, GL_ZERO);
4922                 }
4923         }
4924         else if (rsurfacepass == RSURFPASS_DEFERREDGEOMETRY)
4925         {
4926                 if (r_glsl_offsetmapping.integer)
4927                 {
4928                         if (rsurface.texture->offsetmapping == OFFSETMAPPING_LINEAR)
4929                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
4930                         else if (rsurface.texture->offsetmapping == OFFSETMAPPING_RELIEF)
4931                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING | SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
4932                         else if (rsurface.texture->offsetmapping != OFFSETMAPPING_OFF)
4933                         {
4934                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
4935                                 if (r_glsl_offsetmapping_reliefmapping.integer)
4936                                         permutation |= SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
4937                         }
4938                 }
4939                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_VERTEXTEXTUREBLEND)
4940                         permutation |= SHADERPERMUTATION_VERTEXTEXTUREBLEND;
4941                 // normalmap (deferred prepass), may use alpha test on diffuse
4942                 mode = SHADERMODE_DEFERREDGEOMETRY;
4943                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_VERTEXTEXTUREBLEND)
4944                         permutation |= SHADERPERMUTATION_VERTEXTEXTUREBLEND;
4945                 GL_BlendFunc(GL_ONE, GL_ZERO);
4946                 allow_colormod = R_BlendFuncAllowsColormod(GL_ONE, GL_ZERO);
4947         }
4948         else if (rsurfacepass == RSURFPASS_RTLIGHT)
4949         {
4950                 if (r_glsl_offsetmapping.integer)
4951                 {
4952                         if (rsurface.texture->offsetmapping == OFFSETMAPPING_LINEAR)
4953                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
4954                         else if (rsurface.texture->offsetmapping == OFFSETMAPPING_RELIEF)
4955                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING | SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
4956                         else if (rsurface.texture->offsetmapping != OFFSETMAPPING_OFF)
4957                         {
4958                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
4959                                 if (r_glsl_offsetmapping_reliefmapping.integer)
4960                                         permutation |= SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
4961                         }
4962                 }
4963                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_VERTEXTEXTUREBLEND)
4964                         permutation |= SHADERPERMUTATION_VERTEXTEXTUREBLEND;
4965                 // light source
4966                 mode = SHADERMODE_LIGHTSOURCE;
4967                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_VERTEXTEXTUREBLEND)
4968                         permutation |= SHADERPERMUTATION_VERTEXTEXTUREBLEND;
4969                 if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
4970                         permutation |= SHADERPERMUTATION_CUBEFILTER;
4971                 if (diffusescale > 0)
4972                         permutation |= SHADERPERMUTATION_DIFFUSE;
4973                 if (specularscale > 0)
4974                         permutation |= SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_DIFFUSE;
4975                 if (r_refdef.fogenabled)
4976                         permutation |= r_texture_fogheighttexture ? SHADERPERMUTATION_FOGHEIGHTTEXTURE : (r_refdef.fogplaneviewabove ? SHADERPERMUTATION_FOGOUTSIDE : SHADERPERMUTATION_FOGINSIDE);
4977                 if (rsurface.texture->colormapping)
4978                         permutation |= SHADERPERMUTATION_COLORMAPPING;
4979                 if (r_shadow_usingshadowmap2d)
4980                 {
4981                         permutation |= SHADERPERMUTATION_SHADOWMAP2D;
4982                         if(r_shadow_shadowmapvsdct)
4983                                 permutation |= SHADERPERMUTATION_SHADOWMAPVSDCT;
4984
4985                         if (r_shadow_shadowmapsampler)
4986                                 permutation |= SHADERPERMUTATION_SHADOWSAMPLER;
4987                         if (r_shadow_shadowmappcf > 1)
4988                                 permutation |= SHADERPERMUTATION_SHADOWMAPPCF2;
4989                         else if (r_shadow_shadowmappcf)
4990                                 permutation |= SHADERPERMUTATION_SHADOWMAPPCF;
4991                 }
4992                 if (rsurface.texture->reflectmasktexture)
4993                         permutation |= SHADERPERMUTATION_REFLECTCUBE;
4994                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
4995                 allow_colormod = R_BlendFuncAllowsColormod(GL_SRC_ALPHA, GL_ONE);
4996         }
4997         else if (rsurface.texture->currentmaterialflags & MATERIALFLAG_FULLBRIGHT)
4998         {
4999                 if (r_glsl_offsetmapping.integer)
5000                 {
5001                         if (rsurface.texture->offsetmapping == OFFSETMAPPING_LINEAR)
5002                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
5003                         else if (rsurface.texture->offsetmapping == OFFSETMAPPING_RELIEF)
5004                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING | SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
5005                         else if (rsurface.texture->offsetmapping != OFFSETMAPPING_OFF)
5006                         {
5007                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
5008                                 if (r_glsl_offsetmapping_reliefmapping.integer)
5009                                         permutation |= SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
5010                         }
5011                 }
5012                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_VERTEXTEXTUREBLEND)
5013                         permutation |= SHADERPERMUTATION_VERTEXTEXTUREBLEND;
5014                 // unshaded geometry (fullbright or ambient model lighting)
5015                 mode = SHADERMODE_FLATCOLOR;
5016                 ambientscale = diffusescale = specularscale = 0;
5017                 if (rsurface.texture->glowtexture && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
5018                         permutation |= SHADERPERMUTATION_GLOW;
5019                 if (r_refdef.fogenabled)
5020                         permutation |= r_texture_fogheighttexture ? SHADERPERMUTATION_FOGHEIGHTTEXTURE : (r_refdef.fogplaneviewabove ? SHADERPERMUTATION_FOGOUTSIDE : SHADERPERMUTATION_FOGINSIDE);
5021                 if (rsurface.texture->colormapping)
5022                         permutation |= SHADERPERMUTATION_COLORMAPPING;
5023                 if (r_shadow_usingshadowmaportho && !(rsurface.ent_flags & RENDER_NOSELFSHADOW))
5024                 {
5025                         permutation |= SHADERPERMUTATION_SHADOWMAPORTHO;
5026                         permutation |= SHADERPERMUTATION_SHADOWMAP2D;
5027
5028                         if (r_shadow_shadowmapsampler)
5029                                 permutation |= SHADERPERMUTATION_SHADOWSAMPLER;
5030                         if (r_shadow_shadowmappcf > 1)
5031                                 permutation |= SHADERPERMUTATION_SHADOWMAPPCF2;
5032                         else if (r_shadow_shadowmappcf)
5033                                 permutation |= SHADERPERMUTATION_SHADOWMAPPCF;
5034                 }
5035                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_REFLECTION)
5036                         permutation |= SHADERPERMUTATION_REFLECTION;
5037                 if (rsurface.texture->reflectmasktexture)
5038                         permutation |= SHADERPERMUTATION_REFLECTCUBE;
5039                 if (r_shadow_bouncegridtexture)
5040                         permutation |= SHADERPERMUTATION_BOUNCEGRID;
5041                 GL_BlendFunc(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
5042                 allow_colormod = R_BlendFuncAllowsColormod(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
5043         }
5044         else if (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT_DIRECTIONAL)
5045         {
5046                 if (r_glsl_offsetmapping.integer)
5047                 {
5048                         if (rsurface.texture->offsetmapping == OFFSETMAPPING_LINEAR)
5049                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
5050                         else if (rsurface.texture->offsetmapping == OFFSETMAPPING_RELIEF)
5051                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING | SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
5052                         else if (rsurface.texture->offsetmapping != OFFSETMAPPING_OFF)
5053                         {
5054                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
5055                                 if (r_glsl_offsetmapping_reliefmapping.integer)
5056                                         permutation |= SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
5057                         }
5058                 }
5059                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_VERTEXTEXTUREBLEND)
5060                         permutation |= SHADERPERMUTATION_VERTEXTEXTUREBLEND;
5061                 // directional model lighting
5062                 mode = SHADERMODE_LIGHTDIRECTION;
5063                 if (rsurface.texture->glowtexture && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
5064                         permutation |= SHADERPERMUTATION_GLOW;
5065                 permutation |= SHADERPERMUTATION_DIFFUSE;
5066                 if (specularscale > 0)
5067                         permutation |= SHADERPERMUTATION_SPECULAR;
5068                 if (r_refdef.fogenabled)
5069                         permutation |= r_texture_fogheighttexture ? SHADERPERMUTATION_FOGHEIGHTTEXTURE : (r_refdef.fogplaneviewabove ? SHADERPERMUTATION_FOGOUTSIDE : SHADERPERMUTATION_FOGINSIDE);
5070                 if (rsurface.texture->colormapping)
5071                         permutation |= SHADERPERMUTATION_COLORMAPPING;
5072                 if (r_shadow_usingshadowmaportho && !(rsurface.ent_flags & RENDER_NOSELFSHADOW))
5073                 {
5074                         permutation |= SHADERPERMUTATION_SHADOWMAPORTHO;
5075                         permutation |= SHADERPERMUTATION_SHADOWMAP2D;
5076
5077                         if (r_shadow_shadowmapsampler)
5078                                 permutation |= SHADERPERMUTATION_SHADOWSAMPLER;
5079                         if (r_shadow_shadowmappcf > 1)
5080                                 permutation |= SHADERPERMUTATION_SHADOWMAPPCF2;
5081                         else if (r_shadow_shadowmappcf)
5082                                 permutation |= SHADERPERMUTATION_SHADOWMAPPCF;
5083                 }
5084                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_REFLECTION)
5085                         permutation |= SHADERPERMUTATION_REFLECTION;
5086                 if (r_shadow_usingdeferredprepass && !(rsurface.texture->currentmaterialflags & MATERIALFLAG_BLENDED))
5087                         permutation |= SHADERPERMUTATION_DEFERREDLIGHTMAP;
5088                 if (rsurface.texture->reflectmasktexture)
5089                         permutation |= SHADERPERMUTATION_REFLECTCUBE;
5090                 if (r_shadow_bouncegridtexture)
5091                         permutation |= SHADERPERMUTATION_BOUNCEGRID;
5092                 GL_BlendFunc(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
5093                 allow_colormod = R_BlendFuncAllowsColormod(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
5094         }
5095         else if (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT)
5096         {
5097                 if (r_glsl_offsetmapping.integer)
5098                 {
5099                         if (rsurface.texture->offsetmapping == OFFSETMAPPING_LINEAR)
5100                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
5101                         else if (rsurface.texture->offsetmapping == OFFSETMAPPING_RELIEF)
5102                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING | SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
5103                         else if (rsurface.texture->offsetmapping != OFFSETMAPPING_OFF)
5104                         {
5105                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
5106                                 if (r_glsl_offsetmapping_reliefmapping.integer)
5107                                         permutation |= SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
5108                         }
5109                 }
5110                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_VERTEXTEXTUREBLEND)
5111                         permutation |= SHADERPERMUTATION_VERTEXTEXTUREBLEND;
5112                 // ambient model lighting
5113                 mode = SHADERMODE_LIGHTDIRECTION;
5114                 if (rsurface.texture->glowtexture && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
5115                         permutation |= SHADERPERMUTATION_GLOW;
5116                 if (r_refdef.fogenabled)
5117                         permutation |= r_texture_fogheighttexture ? SHADERPERMUTATION_FOGHEIGHTTEXTURE : (r_refdef.fogplaneviewabove ? SHADERPERMUTATION_FOGOUTSIDE : SHADERPERMUTATION_FOGINSIDE);
5118                 if (rsurface.texture->colormapping)
5119                         permutation |= SHADERPERMUTATION_COLORMAPPING;
5120                 if (r_shadow_usingshadowmaportho && !(rsurface.ent_flags & RENDER_NOSELFSHADOW))
5121                 {
5122                         permutation |= SHADERPERMUTATION_SHADOWMAPORTHO;
5123                         permutation |= SHADERPERMUTATION_SHADOWMAP2D;
5124
5125                         if (r_shadow_shadowmapsampler)
5126                                 permutation |= SHADERPERMUTATION_SHADOWSAMPLER;
5127                         if (r_shadow_shadowmappcf > 1)
5128                                 permutation |= SHADERPERMUTATION_SHADOWMAPPCF2;
5129                         else if (r_shadow_shadowmappcf)
5130                                 permutation |= SHADERPERMUTATION_SHADOWMAPPCF;
5131                 }
5132                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_REFLECTION)
5133                         permutation |= SHADERPERMUTATION_REFLECTION;
5134                 if (r_shadow_usingdeferredprepass && !(rsurface.texture->currentmaterialflags & MATERIALFLAG_BLENDED))
5135                         permutation |= SHADERPERMUTATION_DEFERREDLIGHTMAP;
5136                 if (rsurface.texture->reflectmasktexture)
5137                         permutation |= SHADERPERMUTATION_REFLECTCUBE;
5138                 if (r_shadow_bouncegridtexture)
5139                         permutation |= SHADERPERMUTATION_BOUNCEGRID;
5140                 GL_BlendFunc(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
5141                 allow_colormod = R_BlendFuncAllowsColormod(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
5142         }
5143         else
5144         {
5145                 if (r_glsl_offsetmapping.integer)
5146                 {
5147                         if (rsurface.texture->offsetmapping == OFFSETMAPPING_LINEAR)
5148                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
5149                         else if (rsurface.texture->offsetmapping == OFFSETMAPPING_RELIEF)
5150                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING | SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
5151                         else if (rsurface.texture->offsetmapping != OFFSETMAPPING_OFF)
5152                         {
5153                                 permutation |= SHADERPERMUTATION_OFFSETMAPPING;
5154                                 if (r_glsl_offsetmapping_reliefmapping.integer)
5155                                         permutation |= SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING;
5156                         }
5157                 }
5158                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_VERTEXTEXTUREBLEND)
5159                         permutation |= SHADERPERMUTATION_VERTEXTEXTUREBLEND;
5160                 // lightmapped wall
5161                 if (rsurface.texture->glowtexture && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
5162                         permutation |= SHADERPERMUTATION_GLOW;
5163                 if (r_refdef.fogenabled)
5164                         permutation |= r_texture_fogheighttexture ? SHADERPERMUTATION_FOGHEIGHTTEXTURE : (r_refdef.fogplaneviewabove ? SHADERPERMUTATION_FOGOUTSIDE : SHADERPERMUTATION_FOGINSIDE);
5165                 if (rsurface.texture->colormapping)
5166                         permutation |= SHADERPERMUTATION_COLORMAPPING;
5167                 if (r_shadow_usingshadowmaportho && !(rsurface.ent_flags & RENDER_NOSELFSHADOW))
5168                 {
5169                         permutation |= SHADERPERMUTATION_SHADOWMAPORTHO;
5170                         permutation |= SHADERPERMUTATION_SHADOWMAP2D;
5171
5172                         if (r_shadow_shadowmapsampler)
5173                                 permutation |= SHADERPERMUTATION_SHADOWSAMPLER;
5174                         if (r_shadow_shadowmappcf > 1)
5175                                 permutation |= SHADERPERMUTATION_SHADOWMAPPCF2;
5176                         else if (r_shadow_shadowmappcf)
5177                                 permutation |= SHADERPERMUTATION_SHADOWMAPPCF;
5178                 }
5179                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_REFLECTION)
5180                         permutation |= SHADERPERMUTATION_REFLECTION;
5181                 if (r_shadow_usingdeferredprepass && !(rsurface.texture->currentmaterialflags & MATERIALFLAG_BLENDED))
5182                         permutation |= SHADERPERMUTATION_DEFERREDLIGHTMAP;
5183                 if (rsurface.texture->reflectmasktexture)
5184                         permutation |= SHADERPERMUTATION_REFLECTCUBE;
5185                 if (FAKELIGHT_ENABLED)
5186                 {
5187                         // fake lightmapping (q1bsp, q3bsp, fullbright map)
5188                         mode = SHADERMODE_FAKELIGHT;
5189                         permutation |= SHADERPERMUTATION_DIFFUSE;
5190                         if (specularscale > 0)
5191                                 permutation |= SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_DIFFUSE;
5192                 }
5193                 else if (r_glsl_deluxemapping.integer >= 1 && rsurface.uselightmaptexture && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brushq3.deluxemapping)
5194                 {
5195                         // deluxemapping (light direction texture)
5196                         if (rsurface.uselightmaptexture && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brushq3.deluxemapping && r_refdef.scene.worldmodel->brushq3.deluxemapping_modelspace)
5197                                 mode = SHADERMODE_LIGHTDIRECTIONMAP_MODELSPACE;
5198                         else
5199                                 mode = SHADERMODE_LIGHTDIRECTIONMAP_TANGENTSPACE;
5200                         permutation |= SHADERPERMUTATION_DIFFUSE;
5201                         if (specularscale > 0)
5202                                 permutation |= SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_DIFFUSE;
5203                 }
5204                 else if (r_glsl_deluxemapping.integer >= 2 && rsurface.uselightmaptexture)
5205                 {
5206                         // fake deluxemapping (uniform light direction in tangentspace)
5207                         mode = SHADERMODE_LIGHTDIRECTIONMAP_TANGENTSPACE;
5208                         permutation |= SHADERPERMUTATION_DIFFUSE;
5209                         if (specularscale > 0)
5210                                 permutation |= SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_DIFFUSE;
5211                 }
5212                 else if (rsurface.uselightmaptexture)
5213                 {
5214                         // ordinary lightmapping (q1bsp, q3bsp)
5215                         mode = SHADERMODE_LIGHTMAP;
5216                 }
5217                 else
5218                 {
5219                         // ordinary vertex coloring (q3bsp)
5220                         mode = SHADERMODE_VERTEXCOLOR;
5221                 }
5222                 if (r_shadow_bouncegridtexture)
5223                         permutation |= SHADERPERMUTATION_BOUNCEGRID;
5224                 GL_BlendFunc(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
5225                 allow_colormod = R_BlendFuncAllowsColormod(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
5226         }
5227         if(!allow_colormod)
5228                 colormod = dummy_colormod;
5229         switch(vid.renderpath)
5230         {
5231         case RENDERPATH_D3D9:
5232 #ifdef SUPPORTD3D
5233                 RSurf_PrepareVerticesForBatch(BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR | (rsurface.modellightmapcolor4f ? BATCHNEED_VERTEXMESH_VERTEXCOLOR : 0) | BATCHNEED_VERTEXMESH_TEXCOORD | (rsurface.uselightmaptexture ? BATCHNEED_VERTEXMESH_LIGHTMAP : 0), texturenumsurfaces, texturesurfacelist);
5234                 R_Mesh_PrepareVertices_Mesh(rsurface.batchnumvertices, rsurface.batchvertexmesh, rsurface.batchvertexmeshbuffer);
5235                 R_SetupShader_SetPermutationHLSL(mode, permutation);
5236                 Matrix4x4_ToArrayFloatGL(&rsurface.matrix, m16f);hlslPSSetParameter16f(D3DPSREGISTER_ModelToReflectCube, m16f);
5237                 if (mode == SHADERMODE_LIGHTSOURCE)
5238                 {
5239                         Matrix4x4_ToArrayFloatGL(&rsurface.entitytolight, m16f);hlslVSSetParameter16f(D3DVSREGISTER_ModelToLight, m16f);
5240                         hlslVSSetParameter3f(D3DVSREGISTER_LightPosition, rsurface.entitylightorigin[0], rsurface.entitylightorigin[1], rsurface.entitylightorigin[2]);
5241                 }
5242                 else
5243                 {
5244                         if (mode == SHADERMODE_LIGHTDIRECTION)
5245                         {
5246                                 hlslVSSetParameter3f(D3DVSREGISTER_LightDir, rsurface.modellight_lightdir[0], rsurface.modellight_lightdir[1], rsurface.modellight_lightdir[2]);
5247                         }
5248                 }
5249                 Matrix4x4_ToArrayFloatGL(&rsurface.texture->currenttexmatrix, m16f);hlslVSSetParameter16f(D3DVSREGISTER_TexMatrix, m16f);
5250                 Matrix4x4_ToArrayFloatGL(&rsurface.texture->currentbackgroundtexmatrix, m16f);hlslVSSetParameter16f(D3DVSREGISTER_BackgroundTexMatrix, m16f);
5251                 Matrix4x4_ToArrayFloatGL(&r_shadow_shadowmapmatrix, m16f);hlslVSSetParameter16f(D3DVSREGISTER_ShadowMapMatrix, m16f);
5252                 hlslVSSetParameter3f(D3DVSREGISTER_EyePosition, rsurface.localvieworigin[0], rsurface.localvieworigin[1], rsurface.localvieworigin[2]);
5253                 hlslVSSetParameter4f(D3DVSREGISTER_FogPlane, rsurface.fogplane[0], rsurface.fogplane[1], rsurface.fogplane[2], rsurface.fogplane[3]);
5254
5255                 if (mode == SHADERMODE_LIGHTSOURCE)
5256                 {
5257                         hlslPSSetParameter3f(D3DPSREGISTER_LightPosition, rsurface.entitylightorigin[0], rsurface.entitylightorigin[1], rsurface.entitylightorigin[2]);
5258                         hlslPSSetParameter3f(D3DPSREGISTER_LightColor, lightcolorbase[0], lightcolorbase[1], lightcolorbase[2]);
5259                         hlslPSSetParameter3f(D3DPSREGISTER_Color_Ambient, colormod[0] * ambientscale, colormod[1] * ambientscale, colormod[2] * ambientscale);
5260                         hlslPSSetParameter3f(D3DPSREGISTER_Color_Diffuse, colormod[0] * diffusescale, colormod[1] * diffusescale, colormod[2] * diffusescale);
5261                         hlslPSSetParameter3f(D3DPSREGISTER_Color_Specular, r_refdef.view.colorscale * specularscale, r_refdef.view.colorscale * specularscale, r_refdef.view.colorscale * specularscale);
5262
5263                         // additive passes are only darkened by fog, not tinted
5264                         hlslPSSetParameter3f(D3DPSREGISTER_FogColor, 0, 0, 0);
5265                         hlslPSSetParameter1f(D3DPSREGISTER_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
5266                 }
5267                 else
5268                 {
5269                         if (mode == SHADERMODE_FLATCOLOR)
5270                         {
5271                                 hlslPSSetParameter3f(D3DPSREGISTER_Color_Ambient, colormod[0], colormod[1], colormod[2]);
5272                         }
5273                         else if (mode == SHADERMODE_LIGHTDIRECTION)
5274                         {
5275                                 hlslPSSetParameter3f(D3DPSREGISTER_Color_Ambient, (r_refdef.scene.ambient + rsurface.modellight_ambient[0] * r_refdef.lightmapintensity) * colormod[0], (r_refdef.scene.ambient + rsurface.modellight_ambient[1] * r_refdef.lightmapintensity) * colormod[1], (r_refdef.scene.ambient + rsurface.modellight_ambient[2] * r_refdef.lightmapintensity) * colormod[2]);
5276                                 hlslPSSetParameter3f(D3DPSREGISTER_Color_Diffuse, r_refdef.lightmapintensity * colormod[0], r_refdef.lightmapintensity * colormod[1], r_refdef.lightmapintensity * colormod[2]);
5277                                 hlslPSSetParameter3f(D3DPSREGISTER_Color_Specular, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale);
5278                                 hlslPSSetParameter3f(D3DPSREGISTER_DeferredMod_Diffuse, colormod[0] * r_shadow_deferred_8bitrange.value, colormod[1] * r_shadow_deferred_8bitrange.value, colormod[2] * r_shadow_deferred_8bitrange.value);
5279                                 hlslPSSetParameter3f(D3DPSREGISTER_DeferredMod_Specular, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value);
5280                                 hlslPSSetParameter3f(D3DPSREGISTER_LightColor, rsurface.modellight_diffuse[0], rsurface.modellight_diffuse[1], rsurface.modellight_diffuse[2]);
5281                                 hlslPSSetParameter3f(D3DPSREGISTER_LightDir, rsurface.modellight_lightdir[0], rsurface.modellight_lightdir[1], rsurface.modellight_lightdir[2]);
5282                         }
5283                         else
5284                         {
5285                                 hlslPSSetParameter3f(D3DPSREGISTER_Color_Ambient, r_refdef.scene.ambient * colormod[0], r_refdef.scene.ambient * colormod[1], r_refdef.scene.ambient * colormod[2]);
5286                                 hlslPSSetParameter3f(D3DPSREGISTER_Color_Diffuse, rsurface.texture->lightmapcolor[0], rsurface.texture->lightmapcolor[1], rsurface.texture->lightmapcolor[2]);
5287                                 hlslPSSetParameter3f(D3DPSREGISTER_Color_Specular, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale);
5288                                 hlslPSSetParameter3f(D3DPSREGISTER_DeferredMod_Diffuse, colormod[0] * diffusescale * r_shadow_deferred_8bitrange.value, colormod[1] * diffusescale * r_shadow_deferred_8bitrange.value, colormod[2] * diffusescale * r_shadow_deferred_8bitrange.value);
5289                                 hlslPSSetParameter3f(D3DPSREGISTER_DeferredMod_Specular, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value);
5290                         }
5291                         // additive passes are only darkened by fog, not tinted
5292                         if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ADD)
5293                                 hlslPSSetParameter3f(D3DPSREGISTER_FogColor, 0, 0, 0);
5294                         else
5295                                 hlslPSSetParameter3f(D3DPSREGISTER_FogColor, r_refdef.fogcolor[0], r_refdef.fogcolor[1], r_refdef.fogcolor[2]);
5296                         hlslPSSetParameter4f(D3DPSREGISTER_DistortScaleRefractReflect, r_water_refractdistort.value * rsurface.texture->refractfactor, r_water_refractdistort.value * rsurface.texture->refractfactor, r_water_reflectdistort.value * rsurface.texture->reflectfactor, r_water_reflectdistort.value * rsurface.texture->reflectfactor);
5297                         hlslPSSetParameter4f(D3DPSREGISTER_ScreenScaleRefractReflect, r_waterstate.screenscale[0], r_waterstate.screenscale[1], r_waterstate.screenscale[0], r_waterstate.screenscale[1]);
5298                         hlslPSSetParameter4f(D3DPSREGISTER_ScreenCenterRefractReflect, r_waterstate.screencenter[0], r_waterstate.screencenter[1], r_waterstate.screencenter[0], r_waterstate.screencenter[1]);
5299                         hlslPSSetParameter4f(D3DPSREGISTER_RefractColor, rsurface.texture->refractcolor4f[0], rsurface.texture->refractcolor4f[1], rsurface.texture->refractcolor4f[2], rsurface.texture->refractcolor4f[3] * rsurface.texture->lightmapcolor[3]);
5300                         hlslPSSetParameter4f(D3DPSREGISTER_ReflectColor, rsurface.texture->reflectcolor4f[0], rsurface.texture->reflectcolor4f[1], rsurface.texture->reflectcolor4f[2], rsurface.texture->reflectcolor4f[3] * rsurface.texture->lightmapcolor[3]);
5301                         hlslPSSetParameter1f(D3DPSREGISTER_ReflectFactor, rsurface.texture->reflectmax - rsurface.texture->reflectmin);
5302                         hlslPSSetParameter1f(D3DPSREGISTER_ReflectOffset, rsurface.texture->reflectmin);
5303                         hlslPSSetParameter1f(D3DPSREGISTER_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
5304                         if (mode == SHADERMODE_WATER)
5305                                 hlslPSSetParameter2f(D3DPSREGISTER_NormalmapScrollBlend, rsurface.texture->r_water_waterscroll[0], rsurface.texture->r_water_waterscroll[1]);
5306                 }
5307                 hlslPSSetParameter2f(D3DPSREGISTER_ShadowMap_TextureScale, r_shadow_shadowmap_texturescale[0], r_shadow_shadowmap_texturescale[1]);
5308                 hlslPSSetParameter4f(D3DPSREGISTER_ShadowMap_Parameters, r_shadow_shadowmap_parameters[0], r_shadow_shadowmap_parameters[1], r_shadow_shadowmap_parameters[2], r_shadow_shadowmap_parameters[3]);
5309                 hlslPSSetParameter3f(D3DPSREGISTER_Color_Glow, rsurface.glowmod[0], rsurface.glowmod[1], rsurface.glowmod[2]);
5310                 hlslPSSetParameter1f(D3DPSREGISTER_Alpha, rsurface.texture->lightmapcolor[3] * ((rsurface.texture->basematerialflags & MATERIALFLAG_WATERSHADER && r_waterstate.enabled && !r_refdef.view.isoverlay) ? rsurface.texture->r_water_wateralpha : 1));
5311                 hlslPSSetParameter3f(D3DPSREGISTER_EyePosition, rsurface.localvieworigin[0], rsurface.localvieworigin[1], rsurface.localvieworigin[2]);
5312                 if (rsurface.texture->pantstexture)
5313                         hlslPSSetParameter3f(D3DPSREGISTER_Color_Pants, rsurface.colormap_pantscolor[0], rsurface.colormap_pantscolor[1], rsurface.colormap_pantscolor[2]);
5314                 else
5315                         hlslPSSetParameter3f(D3DPSREGISTER_Color_Pants, 0, 0, 0);
5316                 if (rsurface.texture->shirttexture)
5317                         hlslPSSetParameter3f(D3DPSREGISTER_Color_Shirt, rsurface.colormap_shirtcolor[0], rsurface.colormap_shirtcolor[1], rsurface.colormap_shirtcolor[2]);
5318                 else
5319                         hlslPSSetParameter3f(D3DPSREGISTER_Color_Shirt, 0, 0, 0);
5320                 hlslPSSetParameter4f(D3DPSREGISTER_FogPlane, rsurface.fogplane[0], rsurface.fogplane[1], rsurface.fogplane[2], rsurface.fogplane[3]);
5321                 hlslPSSetParameter1f(D3DPSREGISTER_FogPlaneViewDist, rsurface.fogplaneviewdist);
5322                 hlslPSSetParameter1f(D3DPSREGISTER_FogRangeRecip, rsurface.fograngerecip);
5323                 hlslPSSetParameter1f(D3DPSREGISTER_FogHeightFade, rsurface.fogheightfade);
5324                 hlslPSSetParameter1f(D3DPSREGISTER_OffsetMapping_Scale, r_glsl_offsetmapping_scale.value);
5325                 hlslPSSetParameter2f(D3DPSREGISTER_ScreenToDepth, r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
5326                 hlslPSSetParameter2f(D3DPSREGISTER_PixelToScreenTexCoord, 1.0f/vid.width, 1.0/vid.height);
5327
5328                 R_Mesh_TexBind(GL20TU_NORMAL            , rsurface.texture->nmaptexture                       );
5329                 R_Mesh_TexBind(GL20TU_COLOR             , rsurface.texture->basetexture                       );
5330                 R_Mesh_TexBind(GL20TU_GLOSS             , rsurface.texture->glosstexture                      );
5331                 R_Mesh_TexBind(GL20TU_GLOW              , rsurface.texture->glowtexture                       );
5332                 if (permutation & SHADERPERMUTATION_VERTEXTEXTUREBLEND) R_Mesh_TexBind(GL20TU_SECONDARY_NORMAL  , rsurface.texture->backgroundnmaptexture             );
5333                 if (permutation & SHADERPERMUTATION_VERTEXTEXTUREBLEND) R_Mesh_TexBind(GL20TU_SECONDARY_COLOR   , rsurface.texture->backgroundbasetexture             );
5334                 if (permutation & SHADERPERMUTATION_VERTEXTEXTUREBLEND) R_Mesh_TexBind(GL20TU_SECONDARY_GLOSS   , rsurface.texture->backgroundglosstexture            );
5335                 if (permutation & SHADERPERMUTATION_VERTEXTEXTUREBLEND) R_Mesh_TexBind(GL20TU_SECONDARY_GLOW    , rsurface.texture->backgroundglowtexture             );
5336                 if (permutation & SHADERPERMUTATION_COLORMAPPING) R_Mesh_TexBind(GL20TU_PANTS             , rsurface.texture->pantstexture                      );
5337                 if (permutation & SHADERPERMUTATION_COLORMAPPING) R_Mesh_TexBind(GL20TU_SHIRT             , rsurface.texture->shirttexture                      );
5338                 if (permutation & SHADERPERMUTATION_REFLECTCUBE) R_Mesh_TexBind(GL20TU_REFLECTMASK       , rsurface.texture->reflectmasktexture                );
5339                 if (permutation & SHADERPERMUTATION_REFLECTCUBE) R_Mesh_TexBind(GL20TU_REFLECTCUBE       , rsurface.texture->reflectcubetexture ? rsurface.texture->reflectcubetexture : r_texture_whitecube);
5340                 if (permutation & SHADERPERMUTATION_FOGHEIGHTTEXTURE) R_Mesh_TexBind(GL20TU_FOGHEIGHTTEXTURE  , r_texture_fogheighttexture                          );
5341                 if (permutation & (SHADERPERMUTATION_FOGINSIDE | SHADERPERMUTATION_FOGOUTSIDE)) R_Mesh_TexBind(GL20TU_FOGMASK           , r_texture_fogattenuation                            );
5342                 R_Mesh_TexBind(GL20TU_LIGHTMAP          , rsurface.lightmaptexture ? rsurface.lightmaptexture : r_texture_white);
5343                 R_Mesh_TexBind(GL20TU_DELUXEMAP         , rsurface.deluxemaptexture ? rsurface.deluxemaptexture : r_texture_blanknormalmap);
5344                 if (rsurface.rtlight                                  ) R_Mesh_TexBind(GL20TU_ATTENUATION       , r_shadow_attenuationgradienttexture                 );
5345                 if (rsurfacepass == RSURFPASS_BACKGROUND)
5346                 {
5347                         R_Mesh_TexBind(GL20TU_REFRACTION        , waterplane->texture_refraction ? waterplane->texture_refraction : r_texture_black);
5348                         if(mode == SHADERMODE_GENERIC) R_Mesh_TexBind(GL20TU_FIRST             , waterplane->texture_camera ? waterplane->texture_camera : r_texture_black);
5349                         R_Mesh_TexBind(GL20TU_REFLECTION        , waterplane->texture_reflection ? waterplane->texture_reflection : r_texture_black);
5350                 }
5351                 else
5352                 {
5353                         if (permutation & SHADERPERMUTATION_REFLECTION        ) R_Mesh_TexBind(GL20TU_REFLECTION        , waterplane->texture_reflection ? waterplane->texture_reflection : r_texture_black);
5354                 }
5355 //              if (rsurfacepass == RSURFPASS_DEFERREDLIGHT           ) R_Mesh_TexBind(GL20TU_SCREENDEPTH       , r_shadow_prepassgeometrydepthtexture                );
5356 //              if (rsurfacepass == RSURFPASS_DEFERREDLIGHT           ) R_Mesh_TexBind(GL20TU_SCREENNORMALMAP   , r_shadow_prepassgeometrynormalmaptexture            );
5357                 if (permutation & SHADERPERMUTATION_DEFERREDLIGHTMAP  ) R_Mesh_TexBind(GL20TU_SCREENDIFFUSE     , r_shadow_prepasslightingdiffusetexture              );
5358                 if (permutation & SHADERPERMUTATION_DEFERREDLIGHTMAP  ) R_Mesh_TexBind(GL20TU_SCREENSPECULAR    , r_shadow_prepasslightingspeculartexture             );
5359                 if (rsurface.rtlight || (r_shadow_usingshadowmaportho && !(rsurface.ent_flags & RENDER_NOSELFSHADOW)))
5360                 {
5361                         R_Mesh_TexBind(GL20TU_SHADOWMAP2D, r_shadow_shadowmap2dcolortexture);
5362                         if (rsurface.rtlight)
5363                         {
5364                                 if (permutation & SHADERPERMUTATION_CUBEFILTER        ) R_Mesh_TexBind(GL20TU_CUBE              , rsurface.rtlight->currentcubemap                    );
5365                                 if (permutation & SHADERPERMUTATION_SHADOWMAPVSDCT    ) R_Mesh_TexBind(GL20TU_CUBEPROJECTION    , r_shadow_shadowmapvsdcttexture                      );
5366                         }
5367                 }
5368 #endif
5369                 break;
5370         case RENDERPATH_D3D10:
5371                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
5372                 break;
5373         case RENDERPATH_D3D11:
5374                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
5375                 break;
5376         case RENDERPATH_GL20:
5377         case RENDERPATH_GLES2:
5378                 if (!vid.useinterleavedarrays)
5379                 {
5380                         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_ARRAY_VECTOR | (rsurface.modellightmapcolor4f ? BATCHNEED_ARRAY_VERTEXCOLOR : 0) | BATCHNEED_ARRAY_TEXCOORD | (rsurface.uselightmaptexture ? BATCHNEED_ARRAY_LIGHTMAP : 0), texturenumsurfaces, texturesurfacelist);
5381                         R_Mesh_VertexPointer(     3, GL_FLOAT, sizeof(float[3]), rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer, rsurface.batchvertex3f_bufferoffset);
5382                         R_Mesh_ColorPointer(      4, GL_FLOAT, sizeof(float[4]), rsurface.batchlightmapcolor4f, rsurface.batchlightmapcolor4f_vertexbuffer, rsurface.batchlightmapcolor4f_bufferoffset);
5383                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordtexture2f, rsurface.batchtexcoordtexture2f_vertexbuffer, rsurface.batchtexcoordtexture2f_bufferoffset);
5384                         R_Mesh_TexCoordPointer(1, 3, GL_FLOAT, sizeof(float[3]), rsurface.batchsvector3f, rsurface.batchsvector3f_vertexbuffer, rsurface.batchsvector3f_bufferoffset);
5385                         R_Mesh_TexCoordPointer(2, 3, GL_FLOAT, sizeof(float[3]), rsurface.batchtvector3f, rsurface.batchtvector3f_vertexbuffer, rsurface.batchtvector3f_bufferoffset);
5386                         R_Mesh_TexCoordPointer(3, 3, GL_FLOAT, sizeof(float[3]), rsurface.batchnormal3f, rsurface.batchnormal3f_vertexbuffer, rsurface.batchnormal3f_bufferoffset);
5387                         R_Mesh_TexCoordPointer(4, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordlightmap2f, rsurface.batchtexcoordlightmap2f_vertexbuffer, rsurface.batchtexcoordlightmap2f_bufferoffset);
5388                 }
5389                 else
5390                 {
5391                         RSurf_PrepareVerticesForBatch(BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR | (rsurface.modellightmapcolor4f ? BATCHNEED_VERTEXMESH_VERTEXCOLOR : 0) | BATCHNEED_VERTEXMESH_TEXCOORD | (rsurface.uselightmaptexture ? BATCHNEED_VERTEXMESH_LIGHTMAP : 0), texturenumsurfaces, texturesurfacelist);
5392                         R_Mesh_PrepareVertices_Mesh(rsurface.batchnumvertices, rsurface.batchvertexmesh, rsurface.batchvertexmeshbuffer);
5393                 }
5394                 R_SetupShader_SetPermutationGLSL(mode, permutation);
5395                 if (r_glsl_permutation->loc_ModelToReflectCube >= 0) {Matrix4x4_ToArrayFloatGL(&rsurface.matrix, m16f);qglUniformMatrix4fv(r_glsl_permutation->loc_ModelToReflectCube, 1, false, m16f);}
5396                 if (mode == SHADERMODE_LIGHTSOURCE)
5397                 {
5398                         if (r_glsl_permutation->loc_ModelToLight >= 0) {Matrix4x4_ToArrayFloatGL(&rsurface.entitytolight, m16f);qglUniformMatrix4fv(r_glsl_permutation->loc_ModelToLight, 1, false, m16f);}
5399                         if (r_glsl_permutation->loc_LightPosition >= 0) qglUniform3f(r_glsl_permutation->loc_LightPosition, rsurface.entitylightorigin[0], rsurface.entitylightorigin[1], rsurface.entitylightorigin[2]);
5400                         if (r_glsl_permutation->loc_LightColor >= 0) qglUniform3f(r_glsl_permutation->loc_LightColor, lightcolorbase[0], lightcolorbase[1], lightcolorbase[2]);
5401                         if (r_glsl_permutation->loc_Color_Ambient >= 0) qglUniform3f(r_glsl_permutation->loc_Color_Ambient, colormod[0] * ambientscale, colormod[1] * ambientscale, colormod[2] * ambientscale);
5402                         if (r_glsl_permutation->loc_Color_Diffuse >= 0) qglUniform3f(r_glsl_permutation->loc_Color_Diffuse, colormod[0] * diffusescale, colormod[1] * diffusescale, colormod[2] * diffusescale);
5403                         if (r_glsl_permutation->loc_Color_Specular >= 0) qglUniform3f(r_glsl_permutation->loc_Color_Specular, r_refdef.view.colorscale * specularscale, r_refdef.view.colorscale * specularscale, r_refdef.view.colorscale * specularscale);
5404
5405                         // additive passes are only darkened by fog, not tinted
5406                         if (r_glsl_permutation->loc_FogColor >= 0)
5407                                 qglUniform3f(r_glsl_permutation->loc_FogColor, 0, 0, 0);
5408                         if (r_glsl_permutation->loc_SpecularPower >= 0) qglUniform1f(r_glsl_permutation->loc_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
5409                 }
5410                 else
5411                 {
5412                         if (mode == SHADERMODE_FLATCOLOR)
5413                         {
5414                                 if (r_glsl_permutation->loc_Color_Ambient >= 0) qglUniform3f(r_glsl_permutation->loc_Color_Ambient, colormod[0], colormod[1], colormod[2]);
5415                         }
5416                         else if (mode == SHADERMODE_LIGHTDIRECTION)
5417                         {
5418                                 if (r_glsl_permutation->loc_Color_Ambient >= 0) qglUniform3f(r_glsl_permutation->loc_Color_Ambient, (r_refdef.scene.ambient + rsurface.modellight_ambient[0] * r_refdef.lightmapintensity * r_refdef.scene.rtlightstylevalue[0]) * colormod[0], (r_refdef.scene.ambient + rsurface.modellight_ambient[1] * r_refdef.lightmapintensity * r_refdef.scene.rtlightstylevalue[0]) * colormod[1], (r_refdef.scene.ambient + rsurface.modellight_ambient[2] * r_refdef.lightmapintensity * r_refdef.scene.rtlightstylevalue[0]) * colormod[2]);
5419                                 if (r_glsl_permutation->loc_Color_Diffuse >= 0) qglUniform3f(r_glsl_permutation->loc_Color_Diffuse, r_refdef.lightmapintensity * colormod[0], r_refdef.lightmapintensity * colormod[1], r_refdef.lightmapintensity * colormod[2]);
5420                                 if (r_glsl_permutation->loc_Color_Specular >= 0) qglUniform3f(r_glsl_permutation->loc_Color_Specular, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale);
5421                                 if (r_glsl_permutation->loc_DeferredMod_Diffuse >= 0) qglUniform3f(r_glsl_permutation->loc_DeferredMod_Diffuse, colormod[0] * r_shadow_deferred_8bitrange.value, colormod[1] * r_shadow_deferred_8bitrange.value, colormod[2] * r_shadow_deferred_8bitrange.value);
5422                                 if (r_glsl_permutation->loc_DeferredMod_Specular >= 0) qglUniform3f(r_glsl_permutation->loc_DeferredMod_Specular, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value);
5423                                 if (r_glsl_permutation->loc_LightColor >= 0) qglUniform3f(r_glsl_permutation->loc_LightColor, rsurface.modellight_diffuse[0] * r_refdef.scene.rtlightstylevalue[0], rsurface.modellight_diffuse[1] * r_refdef.scene.rtlightstylevalue[0], rsurface.modellight_diffuse[2] * r_refdef.scene.rtlightstylevalue[0]);
5424                                 if (r_glsl_permutation->loc_LightDir >= 0) qglUniform3f(r_glsl_permutation->loc_LightDir, rsurface.modellight_lightdir[0], rsurface.modellight_lightdir[1], rsurface.modellight_lightdir[2]);
5425                         }
5426                         else
5427                         {
5428                                 if (r_glsl_permutation->loc_Color_Ambient >= 0) qglUniform3f(r_glsl_permutation->loc_Color_Ambient, r_refdef.scene.ambient * colormod[0], r_refdef.scene.ambient * colormod[1], r_refdef.scene.ambient * colormod[2]);
5429                                 if (r_glsl_permutation->loc_Color_Diffuse >= 0) qglUniform3f(r_glsl_permutation->loc_Color_Diffuse, rsurface.texture->lightmapcolor[0], rsurface.texture->lightmapcolor[1], rsurface.texture->lightmapcolor[2]);
5430                                 if (r_glsl_permutation->loc_Color_Specular >= 0) qglUniform3f(r_glsl_permutation->loc_Color_Specular, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale);
5431                                 if (r_glsl_permutation->loc_DeferredMod_Diffuse >= 0) qglUniform3f(r_glsl_permutation->loc_DeferredMod_Diffuse, colormod[0] * diffusescale * r_shadow_deferred_8bitrange.value, colormod[1] * diffusescale * r_shadow_deferred_8bitrange.value, colormod[2] * diffusescale * r_shadow_deferred_8bitrange.value);
5432                                 if (r_glsl_permutation->loc_DeferredMod_Specular >= 0) qglUniform3f(r_glsl_permutation->loc_DeferredMod_Specular, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value);
5433                         }
5434                         // additive passes are only darkened by fog, not tinted
5435                         if (r_glsl_permutation->loc_FogColor >= 0)
5436                         {
5437                                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ADD)
5438                                         qglUniform3f(r_glsl_permutation->loc_FogColor, 0, 0, 0);
5439                                 else
5440                                         qglUniform3f(r_glsl_permutation->loc_FogColor, r_refdef.fogcolor[0], r_refdef.fogcolor[1], r_refdef.fogcolor[2]);
5441                         }
5442                         if (r_glsl_permutation->loc_DistortScaleRefractReflect >= 0) qglUniform4f(r_glsl_permutation->loc_DistortScaleRefractReflect, r_water_refractdistort.value * rsurface.texture->refractfactor, r_water_refractdistort.value * rsurface.texture->refractfactor, r_water_reflectdistort.value * rsurface.texture->reflectfactor, r_water_reflectdistort.value * rsurface.texture->reflectfactor);
5443                         if (r_glsl_permutation->loc_ScreenScaleRefractReflect >= 0) qglUniform4f(r_glsl_permutation->loc_ScreenScaleRefractReflect, r_waterstate.screenscale[0], r_waterstate.screenscale[1], r_waterstate.screenscale[0], r_waterstate.screenscale[1]);
5444                         if (r_glsl_permutation->loc_ScreenCenterRefractReflect >= 0) qglUniform4f(r_glsl_permutation->loc_ScreenCenterRefractReflect, r_waterstate.screencenter[0], r_waterstate.screencenter[1], r_waterstate.screencenter[0], r_waterstate.screencenter[1]);
5445                         if (r_glsl_permutation->loc_RefractColor >= 0) qglUniform4f(r_glsl_permutation->loc_RefractColor, rsurface.texture->refractcolor4f[0], rsurface.texture->refractcolor4f[1], rsurface.texture->refractcolor4f[2], rsurface.texture->refractcolor4f[3] * rsurface.texture->lightmapcolor[3]);
5446                         if (r_glsl_permutation->loc_ReflectColor >= 0) qglUniform4f(r_glsl_permutation->loc_ReflectColor, rsurface.texture->reflectcolor4f[0], rsurface.texture->reflectcolor4f[1], rsurface.texture->reflectcolor4f[2], rsurface.texture->reflectcolor4f[3] * rsurface.texture->lightmapcolor[3]);
5447                         if (r_glsl_permutation->loc_ReflectFactor >= 0) qglUniform1f(r_glsl_permutation->loc_ReflectFactor, rsurface.texture->reflectmax - rsurface.texture->reflectmin);
5448                         if (r_glsl_permutation->loc_ReflectOffset >= 0) qglUniform1f(r_glsl_permutation->loc_ReflectOffset, rsurface.texture->reflectmin);
5449                         if (r_glsl_permutation->loc_SpecularPower >= 0) qglUniform1f(r_glsl_permutation->loc_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
5450                         if (r_glsl_permutation->loc_NormalmapScrollBlend >= 0) qglUniform2f(r_glsl_permutation->loc_NormalmapScrollBlend, rsurface.texture->r_water_waterscroll[0], rsurface.texture->r_water_waterscroll[1]);
5451                 }
5452                 if (r_glsl_permutation->loc_TexMatrix >= 0) {Matrix4x4_ToArrayFloatGL(&rsurface.texture->currenttexmatrix, m16f);qglUniformMatrix4fv(r_glsl_permutation->loc_TexMatrix, 1, false, m16f);}
5453                 if (r_glsl_permutation->loc_BackgroundTexMatrix >= 0) {Matrix4x4_ToArrayFloatGL(&rsurface.texture->currentbackgroundtexmatrix, m16f);qglUniformMatrix4fv(r_glsl_permutation->loc_BackgroundTexMatrix, 1, false, m16f);}
5454                 if (r_glsl_permutation->loc_ShadowMapMatrix >= 0) {Matrix4x4_ToArrayFloatGL(&r_shadow_shadowmapmatrix, m16f);qglUniformMatrix4fv(r_glsl_permutation->loc_ShadowMapMatrix, 1, false, m16f);}
5455                 if (r_glsl_permutation->loc_ShadowMap_TextureScale >= 0) qglUniform2f(r_glsl_permutation->loc_ShadowMap_TextureScale, r_shadow_shadowmap_texturescale[0], r_shadow_shadowmap_texturescale[1]);
5456                 if (r_glsl_permutation->loc_ShadowMap_Parameters >= 0) qglUniform4f(r_glsl_permutation->loc_ShadowMap_Parameters, r_shadow_shadowmap_parameters[0], r_shadow_shadowmap_parameters[1], r_shadow_shadowmap_parameters[2], r_shadow_shadowmap_parameters[3]);
5457
5458                 if (r_glsl_permutation->loc_Color_Glow >= 0) qglUniform3f(r_glsl_permutation->loc_Color_Glow, rsurface.glowmod[0], rsurface.glowmod[1], rsurface.glowmod[2]);
5459                 if (r_glsl_permutation->loc_Alpha >= 0) qglUniform1f(r_glsl_permutation->loc_Alpha, rsurface.texture->lightmapcolor[3] * ((rsurface.texture->basematerialflags & MATERIALFLAG_WATERSHADER && r_waterstate.enabled && !r_refdef.view.isoverlay) ? rsurface.texture->r_water_wateralpha : 1));
5460                 if (r_glsl_permutation->loc_EyePosition >= 0) qglUniform3f(r_glsl_permutation->loc_EyePosition, rsurface.localvieworigin[0], rsurface.localvieworigin[1], rsurface.localvieworigin[2]);
5461                 if (r_glsl_permutation->loc_Color_Pants >= 0)
5462                 {
5463                         if (rsurface.texture->pantstexture)
5464                                 qglUniform3f(r_glsl_permutation->loc_Color_Pants, rsurface.colormap_pantscolor[0], rsurface.colormap_pantscolor[1], rsurface.colormap_pantscolor[2]);
5465                         else
5466                                 qglUniform3f(r_glsl_permutation->loc_Color_Pants, 0, 0, 0);
5467                 }
5468                 if (r_glsl_permutation->loc_Color_Shirt >= 0)
5469                 {
5470                         if (rsurface.texture->shirttexture)
5471                                 qglUniform3f(r_glsl_permutation->loc_Color_Shirt, rsurface.colormap_shirtcolor[0], rsurface.colormap_shirtcolor[1], rsurface.colormap_shirtcolor[2]);
5472                         else
5473                                 qglUniform3f(r_glsl_permutation->loc_Color_Shirt, 0, 0, 0);
5474                 }
5475                 if (r_glsl_permutation->loc_FogPlane >= 0) qglUniform4f(r_glsl_permutation->loc_FogPlane, rsurface.fogplane[0], rsurface.fogplane[1], rsurface.fogplane[2], rsurface.fogplane[3]);
5476                 if (r_glsl_permutation->loc_FogPlaneViewDist >= 0) qglUniform1f(r_glsl_permutation->loc_FogPlaneViewDist, rsurface.fogplaneviewdist);
5477                 if (r_glsl_permutation->loc_FogRangeRecip >= 0) qglUniform1f(r_glsl_permutation->loc_FogRangeRecip, rsurface.fograngerecip);
5478                 if (r_glsl_permutation->loc_FogHeightFade >= 0) qglUniform1f(r_glsl_permutation->loc_FogHeightFade, rsurface.fogheightfade);
5479                 if (r_glsl_permutation->loc_OffsetMapping_Scale >= 0) qglUniform1f(r_glsl_permutation->loc_OffsetMapping_Scale, r_glsl_offsetmapping_scale.value*rsurface.texture->offsetscale);
5480                 if (r_glsl_permutation->loc_ScreenToDepth >= 0) qglUniform2f(r_glsl_permutation->loc_ScreenToDepth, r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
5481                 if (r_glsl_permutation->loc_PixelToScreenTexCoord >= 0) qglUniform2f(r_glsl_permutation->loc_PixelToScreenTexCoord, 1.0f/vid.width, 1.0f/vid.height);
5482                 if (r_glsl_permutation->loc_BounceGridMatrix >= 0) {Matrix4x4_Concat(&tempmatrix, &r_shadow_bouncegridmatrix, &rsurface.matrix);Matrix4x4_ToArrayFloatGL(&tempmatrix, m16f);qglUniformMatrix4fv(r_glsl_permutation->loc_BounceGridMatrix, 1, false, m16f);}
5483                 if (r_glsl_permutation->loc_BounceGridIntensity >= 0) qglUniform1f(r_glsl_permutation->loc_BounceGridIntensity, r_shadow_bouncegridintensity);
5484
5485                 if (r_glsl_permutation->tex_Texture_First           >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_First            , r_texture_white                                     );
5486                 if (r_glsl_permutation->tex_Texture_Second          >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Second           , r_texture_white                                     );
5487                 if (r_glsl_permutation->tex_Texture_GammaRamps      >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_GammaRamps       , r_texture_gammaramps                                );
5488                 if (r_glsl_permutation->tex_Texture_Normal          >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Normal           , rsurface.texture->nmaptexture                       );
5489                 if (r_glsl_permutation->tex_Texture_Color           >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Color            , rsurface.texture->basetexture                       );
5490                 if (r_glsl_permutation->tex_Texture_Gloss           >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Gloss            , rsurface.texture->glosstexture                      );
5491                 if (r_glsl_permutation->tex_Texture_Glow            >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Glow             , rsurface.texture->glowtexture                       );
5492                 if (r_glsl_permutation->tex_Texture_SecondaryNormal >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_SecondaryNormal  , rsurface.texture->backgroundnmaptexture             );
5493                 if (r_glsl_permutation->tex_Texture_SecondaryColor  >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_SecondaryColor   , rsurface.texture->backgroundbasetexture             );
5494                 if (r_glsl_permutation->tex_Texture_SecondaryGloss  >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_SecondaryGloss   , rsurface.texture->backgroundglosstexture            );
5495                 if (r_glsl_permutation->tex_Texture_SecondaryGlow   >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_SecondaryGlow    , rsurface.texture->backgroundglowtexture             );
5496                 if (r_glsl_permutation->tex_Texture_Pants           >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Pants            , rsurface.texture->pantstexture                      );
5497                 if (r_glsl_permutation->tex_Texture_Shirt           >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Shirt            , rsurface.texture->shirttexture                      );
5498                 if (r_glsl_permutation->tex_Texture_ReflectMask     >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ReflectMask      , rsurface.texture->reflectmasktexture                );
5499                 if (r_glsl_permutation->tex_Texture_ReflectCube     >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ReflectCube      , rsurface.texture->reflectcubetexture ? rsurface.texture->reflectcubetexture : r_texture_whitecube);
5500                 if (r_glsl_permutation->tex_Texture_FogHeightTexture>= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_FogHeightTexture , r_texture_fogheighttexture                          );
5501                 if (r_glsl_permutation->tex_Texture_FogMask         >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_FogMask          , r_texture_fogattenuation                            );
5502                 if (r_glsl_permutation->tex_Texture_Lightmap        >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Lightmap         , rsurface.lightmaptexture ? rsurface.lightmaptexture : r_texture_white);
5503                 if (r_glsl_permutation->tex_Texture_Deluxemap       >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Deluxemap        , rsurface.deluxemaptexture ? rsurface.deluxemaptexture : r_texture_blanknormalmap);
5504                 if (r_glsl_permutation->tex_Texture_Attenuation     >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Attenuation      , r_shadow_attenuationgradienttexture                 );
5505                 if (rsurfacepass == RSURFPASS_BACKGROUND)
5506                 {
5507                         if (r_glsl_permutation->tex_Texture_Refraction  >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Refraction        , waterplane->texture_refraction ? waterplane->texture_refraction : r_texture_black);
5508                         if (r_glsl_permutation->tex_Texture_First       >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_First             , waterplane->texture_camera ? waterplane->texture_camera : r_texture_black);
5509                         if (r_glsl_permutation->tex_Texture_Reflection  >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Reflection        , waterplane->texture_reflection ? waterplane->texture_reflection : r_texture_black);
5510                 }
5511                 else
5512                 {
5513                         if (r_glsl_permutation->tex_Texture_Reflection >= 0 && waterplane) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Reflection        , waterplane->texture_reflection ? waterplane->texture_reflection : r_texture_black);
5514                 }
5515                 if (r_glsl_permutation->tex_Texture_ScreenDepth     >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ScreenDepth       , r_shadow_prepassgeometrydepthtexture                );
5516                 if (r_glsl_permutation->tex_Texture_ScreenNormalMap >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ScreenNormalMap   , r_shadow_prepassgeometrynormalmaptexture            );
5517                 if (r_glsl_permutation->tex_Texture_ScreenDiffuse   >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ScreenDiffuse     , r_shadow_prepasslightingdiffusetexture              );
5518                 if (r_glsl_permutation->tex_Texture_ScreenSpecular  >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ScreenSpecular    , r_shadow_prepasslightingspeculartexture             );
5519                 if (rsurface.rtlight || (r_shadow_usingshadowmaportho && !(rsurface.ent_flags & RENDER_NOSELFSHADOW)))
5520                 {
5521                         if (r_glsl_permutation->tex_Texture_ShadowMap2D     >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ShadowMap2D, r_shadow_shadowmap2dtexture                         );
5522                         if (rsurface.rtlight)
5523                         {
5524                                 if (r_glsl_permutation->tex_Texture_Cube            >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Cube              , rsurface.rtlight->currentcubemap                    );
5525                                 if (r_glsl_permutation->tex_Texture_CubeProjection  >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_CubeProjection    , r_shadow_shadowmapvsdcttexture                      );
5526                         }
5527                 }
5528                 if (r_glsl_permutation->tex_Texture_BounceGrid  >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_BounceGrid, r_shadow_bouncegridtexture);
5529                 CHECKGLERROR
5530                 break;
5531         case RENDERPATH_GL13:
5532         case RENDERPATH_GL11:
5533                 break;
5534         case RENDERPATH_SOFT:
5535                 RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_ARRAY_VECTOR | (rsurface.modellightmapcolor4f ? BATCHNEED_ARRAY_VERTEXCOLOR : 0) | BATCHNEED_ARRAY_TEXCOORD | (rsurface.uselightmaptexture ? BATCHNEED_ARRAY_LIGHTMAP : 0), texturenumsurfaces, texturesurfacelist);
5536                 R_Mesh_PrepareVertices_Mesh_Arrays(rsurface.batchnumvertices, rsurface.batchvertex3f, rsurface.batchsvector3f, rsurface.batchtvector3f, rsurface.batchnormal3f, rsurface.batchlightmapcolor4f, rsurface.batchtexcoordtexture2f, rsurface.batchtexcoordlightmap2f);
5537                 R_SetupShader_SetPermutationSoft(mode, permutation);
5538                 {Matrix4x4_ToArrayFloatGL(&rsurface.matrix, m16f);DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM_ModelToReflectCubeM1, 1, false, m16f);}
5539                 if (mode == SHADERMODE_LIGHTSOURCE)
5540                 {
5541                         {Matrix4x4_ToArrayFloatGL(&rsurface.entitytolight, m16f);DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM_ModelToLightM1, 1, false, m16f);}
5542                         DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_LightPosition, rsurface.entitylightorigin[0], rsurface.entitylightorigin[1], rsurface.entitylightorigin[2]);
5543                         DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_LightColor, lightcolorbase[0], lightcolorbase[1], lightcolorbase[2]);
5544                         DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Ambient, colormod[0] * ambientscale, colormod[1] * ambientscale, colormod[2] * ambientscale);
5545                         DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Diffuse, colormod[0] * diffusescale, colormod[1] * diffusescale, colormod[2] * diffusescale);
5546                         DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Specular, r_refdef.view.colorscale * specularscale, r_refdef.view.colorscale * specularscale, r_refdef.view.colorscale * specularscale);
5547
5548                         // additive passes are only darkened by fog, not tinted
5549                         DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_FogColor, 0, 0, 0);
5550                         DPSOFTRAST_Uniform1f(DPSOFTRAST_UNIFORM_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
5551                 }
5552                 else
5553                 {
5554                         if (mode == SHADERMODE_FLATCOLOR)
5555                         {
5556                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Ambient, colormod[0], colormod[1], colormod[2]);
5557                         }
5558                         else if (mode == SHADERMODE_LIGHTDIRECTION)
5559                         {
5560                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Ambient, (r_refdef.scene.ambient + rsurface.modellight_ambient[0] * r_refdef.lightmapintensity * r_refdef.scene.rtlightstylevalue[0]) * colormod[0], (r_refdef.scene.ambient + rsurface.modellight_ambient[1] * r_refdef.lightmapintensity * r_refdef.scene.rtlightstylevalue[0]) * colormod[1], (r_refdef.scene.ambient + rsurface.modellight_ambient[2] * r_refdef.lightmapintensity * r_refdef.scene.rtlightstylevalue[0]) * colormod[2]);
5561                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Diffuse, r_refdef.lightmapintensity * colormod[0], r_refdef.lightmapintensity * colormod[1], r_refdef.lightmapintensity * colormod[2]);
5562                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Specular, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale);
5563                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_DeferredMod_Diffuse, colormod[0] * r_shadow_deferred_8bitrange.value, colormod[1] * r_shadow_deferred_8bitrange.value, colormod[2] * r_shadow_deferred_8bitrange.value);
5564                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_DeferredMod_Specular, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value);
5565                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_LightColor, rsurface.modellight_diffuse[0] * r_refdef.scene.rtlightstylevalue[0], rsurface.modellight_diffuse[1] * r_refdef.scene.rtlightstylevalue[0], rsurface.modellight_diffuse[2] * r_refdef.scene.rtlightstylevalue[0]);
5566                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_LightDir, rsurface.modellight_lightdir[0], rsurface.modellight_lightdir[1], rsurface.modellight_lightdir[2]);
5567                         }
5568                         else
5569                         {
5570                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Ambient, r_refdef.scene.ambient * colormod[0], r_refdef.scene.ambient * colormod[1], r_refdef.scene.ambient * colormod[2]);
5571                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Diffuse, rsurface.texture->lightmapcolor[0], rsurface.texture->lightmapcolor[1], rsurface.texture->lightmapcolor[2]);
5572                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Specular, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale);
5573                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_DeferredMod_Diffuse, colormod[0] * diffusescale * r_shadow_deferred_8bitrange.value, colormod[1] * diffusescale * r_shadow_deferred_8bitrange.value, colormod[2] * diffusescale * r_shadow_deferred_8bitrange.value);
5574                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_DeferredMod_Specular, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value);
5575                         }
5576                         // additive passes are only darkened by fog, not tinted
5577                         if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ADD)
5578                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_FogColor, 0, 0, 0);
5579                         else
5580                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_FogColor, r_refdef.fogcolor[0], r_refdef.fogcolor[1], r_refdef.fogcolor[2]);
5581                         DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_DistortScaleRefractReflect, r_water_refractdistort.value * rsurface.texture->refractfactor, r_water_refractdistort.value * rsurface.texture->refractfactor, r_water_reflectdistort.value * rsurface.texture->reflectfactor, r_water_reflectdistort.value * rsurface.texture->reflectfactor);
5582                         DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_ScreenScaleRefractReflect, r_waterstate.screenscale[0], r_waterstate.screenscale[1], r_waterstate.screenscale[0], r_waterstate.screenscale[1]);
5583                         DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_ScreenCenterRefractReflect, r_waterstate.screencenter[0], r_waterstate.screencenter[1], r_waterstate.screencenter[0], r_waterstate.screencenter[1]);
5584                         DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_RefractColor, rsurface.texture->refractcolor4f[0], rsurface.texture->refractcolor4f[1], rsurface.texture->refractcolor4f[2], rsurface.texture->refractcolor4f[3] * rsurface.texture->lightmapcolor[3]);
5585                         DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_ReflectColor, rsurface.texture->reflectcolor4f[0], rsurface.texture->reflectcolor4f[1], rsurface.texture->reflectcolor4f[2], rsurface.texture->reflectcolor4f[3] * rsurface.texture->lightmapcolor[3]);
5586                         DPSOFTRAST_Uniform1f(DPSOFTRAST_UNIFORM_ReflectFactor, rsurface.texture->reflectmax - rsurface.texture->reflectmin);
5587                         DPSOFTRAST_Uniform1f(DPSOFTRAST_UNIFORM_ReflectOffset, rsurface.texture->reflectmin);
5588                         DPSOFTRAST_Uniform1f(DPSOFTRAST_UNIFORM_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
5589                         DPSOFTRAST_Uniform2f(DPSOFTRAST_UNIFORM_NormalmapScrollBlend, rsurface.texture->r_water_waterscroll[0], rsurface.texture->r_water_waterscroll[1]);
5590                 }
5591                 {Matrix4x4_ToArrayFloatGL(&rsurface.texture->currenttexmatrix, m16f);DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM_TexMatrixM1, 1, false, m16f);}
5592                 {Matrix4x4_ToArrayFloatGL(&rsurface.texture->currentbackgroundtexmatrix, m16f);DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM_BackgroundTexMatrixM1, 1, false, m16f);}
5593                 {Matrix4x4_ToArrayFloatGL(&r_shadow_shadowmapmatrix, m16f);DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM_ShadowMapMatrixM1, 1, false, m16f);}
5594                 DPSOFTRAST_Uniform2f(DPSOFTRAST_UNIFORM_ShadowMap_TextureScale, r_shadow_shadowmap_texturescale[0], r_shadow_shadowmap_texturescale[1]);
5595                 DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_ShadowMap_Parameters, r_shadow_shadowmap_parameters[0], r_shadow_shadowmap_parameters[1], r_shadow_shadowmap_parameters[2], r_shadow_shadowmap_parameters[3]);
5596
5597                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Glow, rsurface.glowmod[0], rsurface.glowmod[1], rsurface.glowmod[2]);
5598                 DPSOFTRAST_Uniform1f(DPSOFTRAST_UNIFORM_Alpha, rsurface.texture->lightmapcolor[3] * ((rsurface.texture->basematerialflags & MATERIALFLAG_WATERSHADER && r_waterstate.enabled && !r_refdef.view.isoverlay) ? rsurface.texture->r_water_wateralpha : 1));
5599                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_EyePosition, rsurface.localvieworigin[0], rsurface.localvieworigin[1], rsurface.localvieworigin[2]);
5600                 if (DPSOFTRAST_UNIFORM_Color_Pants >= 0)
5601                 {
5602                         if (rsurface.texture->pantstexture)
5603                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Pants, rsurface.colormap_pantscolor[0], rsurface.colormap_pantscolor[1], rsurface.colormap_pantscolor[2]);
5604                         else
5605                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Pants, 0, 0, 0);
5606                 }
5607                 if (DPSOFTRAST_UNIFORM_Color_Shirt >= 0)
5608                 {
5609                         if (rsurface.texture->shirttexture)
5610                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Shirt, rsurface.colormap_shirtcolor[0], rsurface.colormap_shirtcolor[1], rsurface.colormap_shirtcolor[2]);
5611                         else
5612                                 DPSOFTRAST_Uniform3f(DPSOFTRAST_UNIFORM_Color_Shirt, 0, 0, 0);
5613                 }
5614                 DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_FogPlane, rsurface.fogplane[0], rsurface.fogplane[1], rsurface.fogplane[2], rsurface.fogplane[3]);
5615                 DPSOFTRAST_Uniform1f(DPSOFTRAST_UNIFORM_FogPlaneViewDist, rsurface.fogplaneviewdist);
5616                 DPSOFTRAST_Uniform1f(DPSOFTRAST_UNIFORM_FogRangeRecip, rsurface.fograngerecip);
5617                 DPSOFTRAST_Uniform1f(DPSOFTRAST_UNIFORM_FogHeightFade, rsurface.fogheightfade);
5618                 DPSOFTRAST_Uniform1f(DPSOFTRAST_UNIFORM_OffsetMapping_Scale, r_glsl_offsetmapping_scale.value*rsurface.texture->offsetscale);
5619                 DPSOFTRAST_Uniform2f(DPSOFTRAST_UNIFORM_ScreenToDepth, r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
5620                 DPSOFTRAST_Uniform2f(DPSOFTRAST_UNIFORM_PixelToScreenTexCoord, 1.0f/vid.width, 1.0f/vid.height);
5621
5622                 R_Mesh_TexBind(GL20TU_NORMAL            , rsurface.texture->nmaptexture                       );
5623                 R_Mesh_TexBind(GL20TU_COLOR             , rsurface.texture->basetexture                       );
5624                 R_Mesh_TexBind(GL20TU_GLOSS             , rsurface.texture->glosstexture                      );
5625                 R_Mesh_TexBind(GL20TU_GLOW              , rsurface.texture->glowtexture                       );
5626                 if (permutation & SHADERPERMUTATION_VERTEXTEXTUREBLEND) R_Mesh_TexBind(GL20TU_SECONDARY_NORMAL  , rsurface.texture->backgroundnmaptexture             );
5627                 if (permutation & SHADERPERMUTATION_VERTEXTEXTUREBLEND) R_Mesh_TexBind(GL20TU_SECONDARY_COLOR   , rsurface.texture->backgroundbasetexture             );
5628                 if (permutation & SHADERPERMUTATION_VERTEXTEXTUREBLEND) R_Mesh_TexBind(GL20TU_SECONDARY_GLOSS   , rsurface.texture->backgroundglosstexture            );
5629                 if (permutation & SHADERPERMUTATION_VERTEXTEXTUREBLEND) R_Mesh_TexBind(GL20TU_SECONDARY_GLOW    , rsurface.texture->backgroundglowtexture             );
5630                 if (permutation & SHADERPERMUTATION_COLORMAPPING) R_Mesh_TexBind(GL20TU_PANTS             , rsurface.texture->pantstexture                      );
5631                 if (permutation & SHADERPERMUTATION_COLORMAPPING) R_Mesh_TexBind(GL20TU_SHIRT             , rsurface.texture->shirttexture                      );
5632                 if (permutation & SHADERPERMUTATION_REFLECTCUBE) R_Mesh_TexBind(GL20TU_REFLECTMASK       , rsurface.texture->reflectmasktexture                );
5633                 if (permutation & SHADERPERMUTATION_REFLECTCUBE) R_Mesh_TexBind(GL20TU_REFLECTCUBE       , rsurface.texture->reflectcubetexture ? rsurface.texture->reflectcubetexture : r_texture_whitecube);
5634                 if (permutation & SHADERPERMUTATION_FOGHEIGHTTEXTURE) R_Mesh_TexBind(GL20TU_FOGHEIGHTTEXTURE  , r_texture_fogheighttexture                          );
5635                 if (permutation & (SHADERPERMUTATION_FOGINSIDE | SHADERPERMUTATION_FOGOUTSIDE)) R_Mesh_TexBind(GL20TU_FOGMASK           , r_texture_fogattenuation                            );
5636                 R_Mesh_TexBind(GL20TU_LIGHTMAP          , rsurface.lightmaptexture ? rsurface.lightmaptexture : r_texture_white);
5637                 R_Mesh_TexBind(GL20TU_DELUXEMAP         , rsurface.deluxemaptexture ? rsurface.deluxemaptexture : r_texture_blanknormalmap);
5638                 if (rsurface.rtlight                                  ) R_Mesh_TexBind(GL20TU_ATTENUATION       , r_shadow_attenuationgradienttexture                 );
5639                 if (rsurfacepass == RSURFPASS_BACKGROUND)
5640                 {
5641                         R_Mesh_TexBind(GL20TU_REFRACTION        , waterplane->texture_refraction ? waterplane->texture_refraction : r_texture_black);
5642                         if(mode == SHADERMODE_GENERIC) R_Mesh_TexBind(GL20TU_FIRST             , waterplane->texture_camera ? waterplane->texture_camera : r_texture_black);
5643                         R_Mesh_TexBind(GL20TU_REFLECTION        , waterplane->texture_reflection ? waterplane->texture_reflection : r_texture_black);
5644                 }
5645                 else
5646                 {
5647                         if (permutation & SHADERPERMUTATION_REFLECTION        ) R_Mesh_TexBind(GL20TU_REFLECTION        , waterplane->texture_reflection ? waterplane->texture_reflection : r_texture_black);
5648                 }
5649 //              if (rsurfacepass == RSURFPASS_DEFERREDLIGHT           ) R_Mesh_TexBind(GL20TU_SCREENDEPTH       , r_shadow_prepassgeometrydepthtexture                );
5650 //              if (rsurfacepass == RSURFPASS_DEFERREDLIGHT           ) R_Mesh_TexBind(GL20TU_SCREENNORMALMAP   , r_shadow_prepassgeometrynormalmaptexture            );
5651                 if (permutation & SHADERPERMUTATION_DEFERREDLIGHTMAP  ) R_Mesh_TexBind(GL20TU_SCREENDIFFUSE     , r_shadow_prepasslightingdiffusetexture              );
5652                 if (permutation & SHADERPERMUTATION_DEFERREDLIGHTMAP  ) R_Mesh_TexBind(GL20TU_SCREENSPECULAR    , r_shadow_prepasslightingspeculartexture             );
5653                 if (rsurface.rtlight || (r_shadow_usingshadowmaportho && !(rsurface.ent_flags & RENDER_NOSELFSHADOW)))
5654                 {
5655                         R_Mesh_TexBind(GL20TU_SHADOWMAP2D, r_shadow_shadowmap2dcolortexture);
5656                         if (rsurface.rtlight)
5657                         {
5658                                 if (permutation & SHADERPERMUTATION_CUBEFILTER        ) R_Mesh_TexBind(GL20TU_CUBE              , rsurface.rtlight->currentcubemap                    );
5659                                 if (permutation & SHADERPERMUTATION_SHADOWMAPVSDCT    ) R_Mesh_TexBind(GL20TU_CUBEPROJECTION    , r_shadow_shadowmapvsdcttexture                      );
5660                         }
5661                 }
5662                 break;
5663         }
5664 }
5665
5666 void R_SetupShader_DeferredLight(const rtlight_t *rtlight)
5667 {
5668         // select a permutation of the lighting shader appropriate to this
5669         // combination of texture, entity, light source, and fogging, only use the
5670         // minimum features necessary to avoid wasting rendering time in the
5671         // fragment shader on features that are not being used
5672         unsigned int permutation = 0;
5673         unsigned int mode = 0;
5674         const float *lightcolorbase = rtlight->currentcolor;
5675         float ambientscale = rtlight->ambientscale;
5676         float diffusescale = rtlight->diffusescale;
5677         float specularscale = rtlight->specularscale;
5678         // this is the location of the light in view space
5679         vec3_t viewlightorigin;
5680         // this transforms from view space (camera) to light space (cubemap)
5681         matrix4x4_t viewtolight;
5682         matrix4x4_t lighttoview;
5683         float viewtolight16f[16];
5684         float range = 1.0f / r_shadow_deferred_8bitrange.value;
5685         // light source
5686         mode = SHADERMODE_DEFERREDLIGHTSOURCE;
5687         if (rtlight->currentcubemap != r_texture_whitecube)
5688                 permutation |= SHADERPERMUTATION_CUBEFILTER;
5689         if (diffusescale > 0)
5690                 permutation |= SHADERPERMUTATION_DIFFUSE;
5691         if (specularscale > 0)
5692                 permutation |= SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_DIFFUSE;
5693         if (r_shadow_usingshadowmap2d)
5694         {
5695                 permutation |= SHADERPERMUTATION_SHADOWMAP2D;
5696                 if (r_shadow_shadowmapvsdct)
5697                         permutation |= SHADERPERMUTATION_SHADOWMAPVSDCT;
5698
5699                 if (r_shadow_shadowmapsampler)
5700                         permutation |= SHADERPERMUTATION_SHADOWSAMPLER;
5701                 if (r_shadow_shadowmappcf > 1)
5702                         permutation |= SHADERPERMUTATION_SHADOWMAPPCF2;
5703                 else if (r_shadow_shadowmappcf)
5704                         permutation |= SHADERPERMUTATION_SHADOWMAPPCF;
5705         }
5706         Matrix4x4_Transform(&r_refdef.view.viewport.viewmatrix, rtlight->shadoworigin, viewlightorigin);
5707         Matrix4x4_Concat(&lighttoview, &r_refdef.view.viewport.viewmatrix, &rtlight->matrix_lighttoworld);
5708         Matrix4x4_Invert_Simple(&viewtolight, &lighttoview);
5709         Matrix4x4_ToArrayFloatGL(&viewtolight, viewtolight16f);
5710         switch(vid.renderpath)
5711         {
5712         case RENDERPATH_D3D9:
5713 #ifdef SUPPORTD3D
5714                 R_SetupShader_SetPermutationHLSL(mode, permutation);
5715                 hlslPSSetParameter3f(D3DPSREGISTER_LightPosition, viewlightorigin[0], viewlightorigin[1], viewlightorigin[2]);
5716                 hlslPSSetParameter16f(D3DPSREGISTER_ViewToLight, viewtolight16f);
5717                 hlslPSSetParameter3f(D3DPSREGISTER_DeferredColor_Ambient , lightcolorbase[0] * ambientscale  * range, lightcolorbase[1] * ambientscale  * range, lightcolorbase[2] * ambientscale  * range);
5718                 hlslPSSetParameter3f(D3DPSREGISTER_DeferredColor_Diffuse , lightcolorbase[0] * diffusescale  * range, lightcolorbase[1] * diffusescale  * range, lightcolorbase[2] * diffusescale  * range);
5719                 hlslPSSetParameter3f(D3DPSREGISTER_DeferredColor_Specular, lightcolorbase[0] * specularscale * range, lightcolorbase[1] * specularscale * range, lightcolorbase[2] * specularscale * range);
5720                 hlslPSSetParameter2f(D3DPSREGISTER_ShadowMap_TextureScale, r_shadow_shadowmap_texturescale[0], r_shadow_shadowmap_texturescale[1]);
5721                 hlslPSSetParameter4f(D3DPSREGISTER_ShadowMap_Parameters, r_shadow_shadowmap_parameters[0], r_shadow_shadowmap_parameters[1], r_shadow_shadowmap_parameters[2], r_shadow_shadowmap_parameters[3]);
5722                 hlslPSSetParameter1f(D3DPSREGISTER_SpecularPower, (r_shadow_gloss.integer == 2 ? r_shadow_gloss2exponent.value : r_shadow_glossexponent.value) * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
5723                 hlslPSSetParameter2f(D3DPSREGISTER_ScreenToDepth, r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
5724                 hlslPSSetParameter2f(D3DPSREGISTER_PixelToScreenTexCoord, 1.0f/vid.width, 1.0/vid.height);
5725
5726                 R_Mesh_TexBind(GL20TU_ATTENUATION        , r_shadow_attenuationgradienttexture                 );
5727                 R_Mesh_TexBind(GL20TU_SCREENDEPTH        , r_shadow_prepassgeometrydepthcolortexture           );
5728                 R_Mesh_TexBind(GL20TU_SCREENNORMALMAP    , r_shadow_prepassgeometrynormalmaptexture            );
5729                 R_Mesh_TexBind(GL20TU_CUBE               , rsurface.rtlight->currentcubemap                    );
5730                 R_Mesh_TexBind(GL20TU_SHADOWMAP2D        , r_shadow_shadowmap2dcolortexture                    );
5731                 R_Mesh_TexBind(GL20TU_CUBEPROJECTION     , r_shadow_shadowmapvsdcttexture                      );
5732 #endif
5733                 break;
5734         case RENDERPATH_D3D10:
5735                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
5736                 break;
5737         case RENDERPATH_D3D11:
5738                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
5739                 break;
5740         case RENDERPATH_GL20:
5741         case RENDERPATH_GLES2:
5742                 R_SetupShader_SetPermutationGLSL(mode, permutation);
5743                 if (r_glsl_permutation->loc_LightPosition             >= 0) qglUniform3f(       r_glsl_permutation->loc_LightPosition            , viewlightorigin[0], viewlightorigin[1], viewlightorigin[2]);
5744                 if (r_glsl_permutation->loc_ViewToLight               >= 0) qglUniformMatrix4fv(r_glsl_permutation->loc_ViewToLight              , 1, false, viewtolight16f);
5745                 if (r_glsl_permutation->loc_DeferredColor_Ambient     >= 0) qglUniform3f(       r_glsl_permutation->loc_DeferredColor_Ambient    , lightcolorbase[0] * ambientscale  * range, lightcolorbase[1] * ambientscale  * range, lightcolorbase[2] * ambientscale  * range);
5746                 if (r_glsl_permutation->loc_DeferredColor_Diffuse     >= 0) qglUniform3f(       r_glsl_permutation->loc_DeferredColor_Diffuse    , lightcolorbase[0] * diffusescale  * range, lightcolorbase[1] * diffusescale  * range, lightcolorbase[2] * diffusescale  * range);
5747                 if (r_glsl_permutation->loc_DeferredColor_Specular    >= 0) qglUniform3f(       r_glsl_permutation->loc_DeferredColor_Specular   , lightcolorbase[0] * specularscale * range, lightcolorbase[1] * specularscale * range, lightcolorbase[2] * specularscale * range);
5748                 if (r_glsl_permutation->loc_ShadowMap_TextureScale    >= 0) qglUniform2f(       r_glsl_permutation->loc_ShadowMap_TextureScale   , r_shadow_shadowmap_texturescale[0], r_shadow_shadowmap_texturescale[1]);
5749                 if (r_glsl_permutation->loc_ShadowMap_Parameters      >= 0) qglUniform4f(       r_glsl_permutation->loc_ShadowMap_Parameters     , r_shadow_shadowmap_parameters[0], r_shadow_shadowmap_parameters[1], r_shadow_shadowmap_parameters[2], r_shadow_shadowmap_parameters[3]);
5750                 if (r_glsl_permutation->loc_SpecularPower             >= 0) qglUniform1f(       r_glsl_permutation->loc_SpecularPower            , (r_shadow_gloss.integer == 2 ? r_shadow_gloss2exponent.value : r_shadow_glossexponent.value) * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
5751                 if (r_glsl_permutation->loc_ScreenToDepth             >= 0) qglUniform2f(       r_glsl_permutation->loc_ScreenToDepth            , r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
5752                 if (r_glsl_permutation->loc_PixelToScreenTexCoord     >= 0) qglUniform2f(       r_glsl_permutation->loc_PixelToScreenTexCoord    , 1.0f/vid.width, 1.0f/vid.height);
5753
5754                 if (r_glsl_permutation->tex_Texture_Attenuation       >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Attenuation        , r_shadow_attenuationgradienttexture                 );
5755                 if (r_glsl_permutation->tex_Texture_ScreenDepth       >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ScreenDepth        , r_shadow_prepassgeometrydepthtexture                );
5756                 if (r_glsl_permutation->tex_Texture_ScreenNormalMap   >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ScreenNormalMap    , r_shadow_prepassgeometrynormalmaptexture            );
5757                 if (r_glsl_permutation->tex_Texture_Cube              >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Cube               , rsurface.rtlight->currentcubemap                    );
5758                 if (r_glsl_permutation->tex_Texture_ShadowMap2D       >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ShadowMap2D        , r_shadow_shadowmap2dtexture                         );
5759                 if (r_glsl_permutation->tex_Texture_CubeProjection    >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_CubeProjection     , r_shadow_shadowmapvsdcttexture                      );
5760                 break;
5761         case RENDERPATH_GL13:
5762         case RENDERPATH_GL11:
5763                 break;
5764         case RENDERPATH_SOFT:
5765                 R_SetupShader_SetPermutationGLSL(mode, permutation);
5766                 DPSOFTRAST_Uniform3f(       DPSOFTRAST_UNIFORM_LightPosition            , viewlightorigin[0], viewlightorigin[1], viewlightorigin[2]);
5767                 DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM_ViewToLightM1            , 1, false, viewtolight16f);
5768                 DPSOFTRAST_Uniform3f(       DPSOFTRAST_UNIFORM_DeferredColor_Ambient    , lightcolorbase[0] * ambientscale  * range, lightcolorbase[1] * ambientscale  * range, lightcolorbase[2] * ambientscale  * range);
5769                 DPSOFTRAST_Uniform3f(       DPSOFTRAST_UNIFORM_DeferredColor_Diffuse    , lightcolorbase[0] * diffusescale  * range, lightcolorbase[1] * diffusescale  * range, lightcolorbase[2] * diffusescale  * range);
5770                 DPSOFTRAST_Uniform3f(       DPSOFTRAST_UNIFORM_DeferredColor_Specular   , lightcolorbase[0] * specularscale * range, lightcolorbase[1] * specularscale * range, lightcolorbase[2] * specularscale * range);
5771                 DPSOFTRAST_Uniform2f(       DPSOFTRAST_UNIFORM_ShadowMap_TextureScale   , r_shadow_shadowmap_texturescale[0], r_shadow_shadowmap_texturescale[1]);
5772                 DPSOFTRAST_Uniform4f(       DPSOFTRAST_UNIFORM_ShadowMap_Parameters     , r_shadow_shadowmap_parameters[0], r_shadow_shadowmap_parameters[1], r_shadow_shadowmap_parameters[2], r_shadow_shadowmap_parameters[3]);
5773                 DPSOFTRAST_Uniform1f(       DPSOFTRAST_UNIFORM_SpecularPower            , (r_shadow_gloss.integer == 2 ? r_shadow_gloss2exponent.value : r_shadow_glossexponent.value) * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
5774                 DPSOFTRAST_Uniform2f(       DPSOFTRAST_UNIFORM_ScreenToDepth            , r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
5775                 DPSOFTRAST_Uniform2f(DPSOFTRAST_UNIFORM_PixelToScreenTexCoord, 1.0f/vid.width, 1.0f/vid.height);
5776
5777                 R_Mesh_TexBind(GL20TU_ATTENUATION        , r_shadow_attenuationgradienttexture                 );
5778                 R_Mesh_TexBind(GL20TU_SCREENDEPTH        , r_shadow_prepassgeometrydepthtexture                );
5779                 R_Mesh_TexBind(GL20TU_SCREENNORMALMAP    , r_shadow_prepassgeometrynormalmaptexture            );
5780                 R_Mesh_TexBind(GL20TU_CUBE               , rsurface.rtlight->currentcubemap                    );
5781                 R_Mesh_TexBind(GL20TU_SHADOWMAP2D        , r_shadow_shadowmap2dtexture                         );
5782                 R_Mesh_TexBind(GL20TU_CUBEPROJECTION     , r_shadow_shadowmapvsdcttexture                      );
5783                 break;
5784         }
5785 }
5786
5787 void R_SetupShader_DeferredBounceLight(void)
5788 {
5789         // array of particle lights that contribute only ambient color
5790         unsigned int permutation = 0;
5791         unsigned int mode = 0;
5792         mode = SHADERMODE_DEFERREDBOUNCELIGHT;
5793         switch(vid.renderpath)
5794         {
5795         case RENDERPATH_D3D9:
5796 #ifdef SUPPORTD3D
5797                 R_SetupShader_SetPermutationHLSL(mode, permutation);
5798                 hlslPSSetParameter2f(D3DPSREGISTER_ScreenToDepth, r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
5799                 hlslPSSetParameter2f(D3DPSREGISTER_PixelToScreenTexCoord, 1.0f/vid.width, 1.0/vid.height);
5800
5801                 R_Mesh_TexBind(GL20TU_SCREENDEPTH        , r_shadow_prepassgeometrydepthcolortexture           );
5802 #endif
5803                 break;
5804         case RENDERPATH_D3D10:
5805                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
5806                 break;
5807         case RENDERPATH_D3D11:
5808                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
5809                 break;
5810         case RENDERPATH_GL20:
5811         case RENDERPATH_GLES2:
5812                 R_SetupShader_SetPermutationGLSL(mode, permutation);
5813                 if (r_glsl_permutation->loc_ScreenToDepth             >= 0) qglUniform2f(       r_glsl_permutation->loc_ScreenToDepth            , r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
5814                 if (r_glsl_permutation->loc_PixelToScreenTexCoord     >= 0) qglUniform2f(       r_glsl_permutation->loc_PixelToScreenTexCoord    , 1.0f/vid.width, 1.0f/vid.height);
5815
5816                 if (r_glsl_permutation->tex_Texture_ScreenDepth       >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ScreenDepth        , r_shadow_prepassgeometrydepthtexture                );
5817                 break;
5818         case RENDERPATH_GL13:
5819         case RENDERPATH_GL11:
5820                 break;
5821         case RENDERPATH_SOFT:
5822                 R_SetupShader_SetPermutationGLSL(mode, permutation);
5823                 DPSOFTRAST_Uniform2f(       DPSOFTRAST_UNIFORM_ScreenToDepth            , r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
5824                 DPSOFTRAST_Uniform2f(DPSOFTRAST_UNIFORM_PixelToScreenTexCoord, 1.0f/vid.width, 1.0f/vid.height);
5825
5826                 R_Mesh_TexBind(GL20TU_SCREENDEPTH        , r_shadow_prepassgeometrydepthtexture                );
5827                 break;
5828         }
5829 }
5830
5831 #define SKINFRAME_HASH 1024
5832
5833 typedef struct
5834 {
5835         int loadsequence; // incremented each level change
5836         memexpandablearray_t array;
5837         skinframe_t *hash[SKINFRAME_HASH];
5838 }
5839 r_skinframe_t;
5840 r_skinframe_t r_skinframe;
5841
5842 void R_SkinFrame_PrepareForPurge(void)
5843 {
5844         r_skinframe.loadsequence++;
5845         // wrap it without hitting zero
5846         if (r_skinframe.loadsequence >= 200)
5847                 r_skinframe.loadsequence = 1;
5848 }
5849
5850 void R_SkinFrame_MarkUsed(skinframe_t *skinframe)
5851 {
5852         if (!skinframe)
5853                 return;
5854         // mark the skinframe as used for the purging code
5855         skinframe->loadsequence = r_skinframe.loadsequence;
5856 }
5857
5858 void R_SkinFrame_Purge(void)
5859 {
5860         int i;
5861         skinframe_t *s;
5862         for (i = 0;i < SKINFRAME_HASH;i++)
5863         {
5864                 for (s = r_skinframe.hash[i];s;s = s->next)
5865                 {
5866                         if (s->loadsequence && s->loadsequence != r_skinframe.loadsequence)
5867                         {
5868                                 if (s->merged == s->base)
5869                                         s->merged = NULL;
5870                                 // FIXME: maybe pass a pointer to the pointer to R_PurgeTexture and reset it to NULL inside? [11/29/2007 Black]
5871                                 R_PurgeTexture(s->stain );s->stain  = NULL;
5872                                 R_PurgeTexture(s->merged);s->merged = NULL;
5873                                 R_PurgeTexture(s->base  );s->base   = NULL;
5874                                 R_PurgeTexture(s->pants );s->pants  = NULL;
5875                                 R_PurgeTexture(s->shirt );s->shirt  = NULL;
5876                                 R_PurgeTexture(s->nmap  );s->nmap   = NULL;
5877                                 R_PurgeTexture(s->gloss );s->gloss  = NULL;
5878                                 R_PurgeTexture(s->glow  );s->glow   = NULL;
5879                                 R_PurgeTexture(s->fog   );s->fog    = NULL;
5880                                 R_PurgeTexture(s->reflect);s->reflect = NULL;
5881                                 s->loadsequence = 0;
5882                         }
5883                 }
5884         }
5885 }
5886
5887 skinframe_t *R_SkinFrame_FindNextByName( skinframe_t *last, const char *name ) {
5888         skinframe_t *item;
5889         char basename[MAX_QPATH];
5890
5891         Image_StripImageExtension(name, basename, sizeof(basename));
5892
5893         if( last == NULL ) {
5894                 int hashindex;
5895                 hashindex = CRC_Block((unsigned char *)basename, strlen(basename)) & (SKINFRAME_HASH - 1);
5896                 item = r_skinframe.hash[hashindex];
5897         } else {
5898                 item = last->next;
5899         }
5900
5901         // linearly search through the hash bucket
5902         for( ; item ; item = item->next ) {
5903                 if( !strcmp( item->basename, basename ) ) {
5904                         return item;
5905                 }
5906         }
5907         return NULL;
5908 }
5909
5910 skinframe_t *R_SkinFrame_Find(const char *name, int textureflags, int comparewidth, int compareheight, int comparecrc, qboolean add)
5911 {
5912         skinframe_t *item;
5913         int hashindex;
5914         char basename[MAX_QPATH];
5915
5916         Image_StripImageExtension(name, basename, sizeof(basename));
5917
5918         hashindex = CRC_Block((unsigned char *)basename, strlen(basename)) & (SKINFRAME_HASH - 1);
5919         for (item = r_skinframe.hash[hashindex];item;item = item->next)
5920                 if (!strcmp(item->basename, basename) && item->textureflags == textureflags && item->comparewidth == comparewidth && item->compareheight == compareheight && item->comparecrc == comparecrc)
5921                         break;
5922
5923         if (!item) {
5924                 rtexture_t *dyntexture;
5925                 // check whether its a dynamic texture
5926                 dyntexture = CL_GetDynTexture( basename );
5927                 if (!add && !dyntexture)
5928                         return NULL;
5929                 item = (skinframe_t *)Mem_ExpandableArray_AllocRecord(&r_skinframe.array);
5930                 memset(item, 0, sizeof(*item));
5931                 strlcpy(item->basename, basename, sizeof(item->basename));
5932                 item->base = dyntexture; // either NULL or dyntexture handle
5933                 item->textureflags = textureflags;
5934                 item->comparewidth = comparewidth;
5935                 item->compareheight = compareheight;
5936                 item->comparecrc = comparecrc;
5937                 item->next = r_skinframe.hash[hashindex];
5938                 r_skinframe.hash[hashindex] = item;
5939         }
5940         else if( item->base == NULL )
5941         {
5942                 rtexture_t *dyntexture;
5943                 // check whether its a dynamic texture
5944                 // this only needs to be done because Purge doesnt delete skinframes - only sets the texture pointers to NULL and we need to restore it before returing.. [11/29/2007 Black]
5945                 dyntexture = CL_GetDynTexture( basename );
5946                 item->base = dyntexture; // either NULL or dyntexture handle
5947         }
5948
5949         R_SkinFrame_MarkUsed(item);
5950         return item;
5951 }
5952
5953 #define R_SKINFRAME_LOAD_AVERAGE_COLORS(cnt, getpixel) \
5954         { \
5955                 unsigned long long avgcolor[5], wsum; \
5956                 int pix, comp, w; \
5957                 avgcolor[0] = 0; \
5958                 avgcolor[1] = 0; \
5959                 avgcolor[2] = 0; \
5960                 avgcolor[3] = 0; \
5961                 avgcolor[4] = 0; \
5962                 wsum = 0; \
5963                 for(pix = 0; pix < cnt; ++pix) \
5964                 { \
5965                         w = 0; \
5966                         for(comp = 0; comp < 3; ++comp) \
5967                                 w += getpixel; \
5968                         if(w) /* ignore perfectly black pixels because that is better for model skins */ \
5969                         { \
5970                                 ++wsum; \
5971                                 /* comp = 3; -- not needed, comp is always 3 when we get here */ \
5972                                 w = getpixel; \
5973                                 for(comp = 0; comp < 3; ++comp) \
5974                                         avgcolor[comp] += getpixel * w; \
5975                                 avgcolor[3] += w; \
5976                         } \
5977                         /* comp = 3; -- not needed, comp is always 3 when we get here */ \
5978                         avgcolor[4] += getpixel; \
5979                 } \
5980                 if(avgcolor[3] == 0) /* no pixels seen? even worse */ \
5981                         avgcolor[3] = 1; \
5982                 skinframe->avgcolor[0] = avgcolor[2] / (255.0 * avgcolor[3]); \
5983                 skinframe->avgcolor[1] = avgcolor[1] / (255.0 * avgcolor[3]); \
5984                 skinframe->avgcolor[2] = avgcolor[0] / (255.0 * avgcolor[3]); \
5985                 skinframe->avgcolor[3] = avgcolor[4] / (255.0 * cnt); \
5986         }
5987
5988 extern cvar_t gl_picmip;
5989 skinframe_t *R_SkinFrame_LoadExternal(const char *name, int textureflags, qboolean complain)
5990 {
5991         int j;
5992         unsigned char *pixels;
5993         unsigned char *bumppixels;
5994         unsigned char *basepixels = NULL;
5995         int basepixels_width = 0;
5996         int basepixels_height = 0;
5997         skinframe_t *skinframe;
5998         rtexture_t *ddsbase = NULL;
5999         qboolean ddshasalpha = false;
6000         float ddsavgcolor[4];
6001         char basename[MAX_QPATH];
6002         int miplevel = R_PicmipForFlags(textureflags);
6003         int savemiplevel = miplevel;
6004         int mymiplevel;
6005
6006         if (cls.state == ca_dedicated)
6007                 return NULL;
6008
6009         // return an existing skinframe if already loaded
6010         // if loading of the first image fails, don't make a new skinframe as it
6011         // would cause all future lookups of this to be missing
6012         skinframe = R_SkinFrame_Find(name, textureflags, 0, 0, 0, false);
6013         if (skinframe && skinframe->base)
6014                 return skinframe;
6015
6016         Image_StripImageExtension(name, basename, sizeof(basename));
6017
6018         // check for DDS texture file first
6019         if (!r_loaddds || !(ddsbase = R_LoadTextureDDSFile(r_main_texturepool, va("dds/%s.dds", basename), textureflags, &ddshasalpha, ddsavgcolor, miplevel)))
6020         {
6021                 basepixels = loadimagepixelsbgra(name, complain, true, r_texture_convertsRGB_skin.integer != 0, &miplevel);
6022                 if (basepixels == NULL)
6023                         return NULL;
6024         }
6025
6026         // FIXME handle miplevel
6027
6028         if (developer_loading.integer)
6029                 Con_Printf("loading skin \"%s\"\n", name);
6030
6031         // we've got some pixels to store, so really allocate this new texture now
6032         if (!skinframe)
6033                 skinframe = R_SkinFrame_Find(name, textureflags, 0, 0, 0, true);
6034         skinframe->stain = NULL;
6035         skinframe->merged = NULL;
6036         skinframe->base = NULL;
6037         skinframe->pants = NULL;
6038         skinframe->shirt = NULL;
6039         skinframe->nmap = NULL;
6040         skinframe->gloss = NULL;
6041         skinframe->glow = NULL;
6042         skinframe->fog = NULL;
6043         skinframe->reflect = NULL;
6044         skinframe->hasalpha = false;
6045
6046         if (ddsbase)
6047         {
6048                 skinframe->base = ddsbase;
6049                 skinframe->hasalpha = ddshasalpha;
6050                 VectorCopy(ddsavgcolor, skinframe->avgcolor);
6051                 if (r_loadfog && skinframe->hasalpha)
6052                         skinframe->fog = R_LoadTextureDDSFile(r_main_texturepool, va("dds/%s_mask.dds", skinframe->basename), textureflags | TEXF_ALPHA, NULL, NULL, miplevel);
6053                 //Con_Printf("Texture %s has average colors %f %f %f alpha %f\n", name, skinframe->avgcolor[0], skinframe->avgcolor[1], skinframe->avgcolor[2], skinframe->avgcolor[3]);
6054         }
6055         else
6056         {
6057                 basepixels_width = image_width;
6058                 basepixels_height = image_height;
6059                 skinframe->base = R_LoadTexture2D (r_main_texturepool, skinframe->basename, basepixels_width, basepixels_height, basepixels, TEXTYPE_BGRA, textureflags & (gl_texturecompression_color.integer ? ~0 : ~TEXF_COMPRESS), miplevel, NULL);
6060                 if (textureflags & TEXF_ALPHA)
6061                 {
6062                         for (j = 3;j < basepixels_width * basepixels_height * 4;j += 4)
6063                         {
6064                                 if (basepixels[j] < 255)
6065                                 {
6066                                         skinframe->hasalpha = true;
6067                                         break;
6068                                 }
6069                         }
6070                         if (r_loadfog && skinframe->hasalpha)
6071                         {
6072                                 // has transparent pixels
6073                                 pixels = (unsigned char *)Mem_Alloc(tempmempool, image_width * image_height * 4);
6074                                 for (j = 0;j < image_width * image_height * 4;j += 4)
6075                                 {
6076                                         pixels[j+0] = 255;
6077                                         pixels[j+1] = 255;
6078                                         pixels[j+2] = 255;
6079                                         pixels[j+3] = basepixels[j+3];
6080                                 }
6081                                 skinframe->fog = R_LoadTexture2D (r_main_texturepool, va("%s_mask", skinframe->basename), image_width, image_height, pixels, TEXTYPE_BGRA, textureflags & (gl_texturecompression_color.integer ? ~0 : ~TEXF_COMPRESS), miplevel, NULL);
6082                                 Mem_Free(pixels);
6083                         }
6084                 }
6085                 R_SKINFRAME_LOAD_AVERAGE_COLORS(basepixels_width * basepixels_height, basepixels[4 * pix + comp]);
6086                 //Con_Printf("Texture %s has average colors %f %f %f alpha %f\n", name, skinframe->avgcolor[0], skinframe->avgcolor[1], skinframe->avgcolor[2], skinframe->avgcolor[3]);
6087                 if (r_savedds && qglGetCompressedTexImageARB && skinframe->base)
6088                         R_SaveTextureDDSFile(skinframe->base, va("dds/%s.dds", skinframe->basename), true, skinframe->hasalpha);
6089                 if (r_savedds && qglGetCompressedTexImageARB && skinframe->fog)
6090                         R_SaveTextureDDSFile(skinframe->fog, va("dds/%s_mask.dds", skinframe->basename), true, true);
6091         }
6092
6093         if (r_loaddds)
6094         {
6095                 mymiplevel = savemiplevel;
6096                 if (r_loadnormalmap)
6097                         skinframe->nmap = R_LoadTextureDDSFile(r_main_texturepool, va("dds/%s_norm.dds", skinframe->basename), (TEXF_ALPHA | textureflags) & (r_mipnormalmaps.integer ? ~0 : ~TEXF_MIPMAP), NULL, NULL, mymiplevel);
6098                 skinframe->glow = R_LoadTextureDDSFile(r_main_texturepool, va("dds/%s_glow.dds", skinframe->basename), textureflags, NULL, NULL, mymiplevel);
6099                 if (r_loadgloss)
6100                         skinframe->gloss = R_LoadTextureDDSFile(r_main_texturepool, va("dds/%s_gloss.dds", skinframe->basename), textureflags, NULL, NULL, mymiplevel);
6101                 skinframe->pants = R_LoadTextureDDSFile(r_main_texturepool, va("dds/%s_pants.dds", skinframe->basename), textureflags, NULL, NULL, mymiplevel);
6102                 skinframe->shirt = R_LoadTextureDDSFile(r_main_texturepool, va("dds/%s_shirt.dds", skinframe->basename), textureflags, NULL, NULL, mymiplevel);
6103                 skinframe->reflect = R_LoadTextureDDSFile(r_main_texturepool, va("dds/%s_reflect.dds", skinframe->basename), textureflags, NULL, NULL, mymiplevel);
6104         }
6105
6106         // _norm is the name used by tenebrae and has been adopted as standard
6107         if (r_loadnormalmap && skinframe->nmap == NULL)
6108         {
6109                 mymiplevel = savemiplevel;
6110                 if ((pixels = loadimagepixelsbgra(va("%s_norm", skinframe->basename), false, false, false, &mymiplevel)) != NULL)
6111                 {
6112                         skinframe->nmap = R_LoadTexture2D (r_main_texturepool, va("%s_nmap", skinframe->basename), image_width, image_height, pixels, TEXTYPE_BGRA, (TEXF_ALPHA | textureflags) & (r_mipnormalmaps.integer ? ~0 : ~TEXF_MIPMAP) & (gl_texturecompression_normal.integer ? ~0 : ~TEXF_COMPRESS), mymiplevel, NULL);
6113                         Mem_Free(pixels);
6114                         pixels = NULL;
6115                 }
6116                 else if (r_shadow_bumpscale_bumpmap.value > 0 && (bumppixels = loadimagepixelsbgra(va("%s_bump", skinframe->basename), false, false, false, &mymiplevel)) != NULL)
6117                 {
6118                         pixels = (unsigned char *)Mem_Alloc(tempmempool, image_width * image_height * 4);
6119                         Image_HeightmapToNormalmap_BGRA(bumppixels, pixels, image_width, image_height, false, r_shadow_bumpscale_bumpmap.value);
6120                         skinframe->nmap = R_LoadTexture2D (r_main_texturepool, va("%s_nmap", skinframe->basename), image_width, image_height, pixels, TEXTYPE_BGRA, (TEXF_ALPHA | textureflags) & (r_mipnormalmaps.integer ? ~0 : ~TEXF_MIPMAP) & (gl_texturecompression_normal.integer ? ~0 : ~TEXF_COMPRESS), mymiplevel, NULL);
6121                         Mem_Free(pixels);
6122                         Mem_Free(bumppixels);
6123                 }
6124                 else if (r_shadow_bumpscale_basetexture.value > 0)
6125                 {
6126                         pixels = (unsigned char *)Mem_Alloc(tempmempool, basepixels_width * basepixels_height * 4);
6127                         Image_HeightmapToNormalmap_BGRA(basepixels, pixels, basepixels_width, basepixels_height, false, r_shadow_bumpscale_basetexture.value);
6128                         skinframe->nmap = R_LoadTexture2D (r_main_texturepool, va("%s_nmap", skinframe->basename), basepixels_width, basepixels_height, pixels, TEXTYPE_BGRA, (TEXF_ALPHA | textureflags) & (r_mipnormalmaps.integer ? ~0 : ~TEXF_MIPMAP) & (gl_texturecompression_normal.integer ? ~0 : ~TEXF_COMPRESS), mymiplevel, NULL);
6129                         Mem_Free(pixels);
6130                 }
6131                 if (r_savedds && qglGetCompressedTexImageARB && skinframe->nmap)
6132                         R_SaveTextureDDSFile(skinframe->nmap, va("dds/%s_norm.dds", skinframe->basename), true, true);
6133         }
6134
6135         // _luma is supported only for tenebrae compatibility
6136         // _glow is the preferred name
6137         mymiplevel = savemiplevel;
6138         if (skinframe->glow == NULL && ((pixels = loadimagepixelsbgra(va("%s_glow",  skinframe->basename), false, false, r_texture_convertsRGB_skin.integer != 0, &mymiplevel)) || (pixels = loadimagepixelsbgra(va("%s_luma", skinframe->basename), false, false, r_texture_convertsRGB_skin.integer != 0, &mymiplevel))))
6139         {
6140                 skinframe->glow = R_LoadTexture2D (r_main_texturepool, va("%s_glow", skinframe->basename), image_width, image_height, pixels, TEXTYPE_BGRA, textureflags & (gl_texturecompression_glow.integer ? ~0 : ~TEXF_COMPRESS), mymiplevel, NULL);
6141                 if (r_savedds && qglGetCompressedTexImageARB && skinframe->glow)
6142                         R_SaveTextureDDSFile(skinframe->glow, va("dds/%s_glow.dds", skinframe->basename), true, true);
6143                 Mem_Free(pixels);pixels = NULL;
6144         }
6145
6146         mymiplevel = savemiplevel;
6147         if (skinframe->gloss == NULL && r_loadgloss && (pixels = loadimagepixelsbgra(va("%s_gloss", skinframe->basename), false, false, r_texture_convertsRGB_skin.integer != 0, &mymiplevel)))
6148         {
6149                 skinframe->gloss = R_LoadTexture2D (r_main_texturepool, va("%s_gloss", skinframe->basename), image_width, image_height, pixels, TEXTYPE_BGRA, textureflags & (gl_texturecompression_gloss.integer ? ~0 : ~TEXF_COMPRESS), mymiplevel, NULL);
6150                 if (r_savedds && qglGetCompressedTexImageARB && skinframe->gloss)
6151                         R_SaveTextureDDSFile(skinframe->gloss, va("dds/%s_gloss.dds", skinframe->basename), true, true);
6152                 Mem_Free(pixels);
6153                 pixels = NULL;
6154         }
6155
6156         mymiplevel = savemiplevel;
6157         if (skinframe->pants == NULL && (pixels = loadimagepixelsbgra(va("%s_pants", skinframe->basename), false, false, r_texture_convertsRGB_skin.integer != 0, &mymiplevel)))
6158         {
6159                 skinframe->pants = R_LoadTexture2D (r_main_texturepool, va("%s_pants", skinframe->basename), image_width, image_height, pixels, TEXTYPE_BGRA, textureflags & (gl_texturecompression_color.integer ? ~0 : ~TEXF_COMPRESS), mymiplevel, NULL);
6160                 if (r_savedds && qglGetCompressedTexImageARB && skinframe->pants)
6161                         R_SaveTextureDDSFile(skinframe->pants, va("dds/%s_pants.dds", skinframe->basename), true, false);
6162                 Mem_Free(pixels);
6163                 pixels = NULL;
6164         }
6165
6166         mymiplevel = savemiplevel;
6167         if (skinframe->shirt == NULL && (pixels = loadimagepixelsbgra(va("%s_shirt", skinframe->basename), false, false, r_texture_convertsRGB_skin.integer != 0, &mymiplevel)))
6168         {
6169                 skinframe->shirt = R_LoadTexture2D (r_main_texturepool, va("%s_shirt", skinframe->basename), image_width, image_height, pixels, TEXTYPE_BGRA, textureflags & (gl_texturecompression_color.integer ? ~0 : ~TEXF_COMPRESS), mymiplevel, NULL);
6170                 if (r_savedds && qglGetCompressedTexImageARB && skinframe->shirt)
6171                         R_SaveTextureDDSFile(skinframe->shirt, va("dds/%s_shirt.dds", skinframe->basename), true, false);
6172                 Mem_Free(pixels);
6173                 pixels = NULL;
6174         }
6175
6176         mymiplevel = savemiplevel;
6177         if (skinframe->reflect == NULL && (pixels = loadimagepixelsbgra(va("%s_reflect", skinframe->basename), false, false, r_texture_convertsRGB_skin.integer != 0, &mymiplevel)))
6178         {
6179                 skinframe->reflect = R_LoadTexture2D (r_main_texturepool, va("%s_reflect", skinframe->basename), image_width, image_height, pixels, TEXTYPE_BGRA, textureflags & (gl_texturecompression_reflectmask.integer ? ~0 : ~TEXF_COMPRESS), mymiplevel, NULL);
6180                 if (r_savedds && qglGetCompressedTexImageARB && skinframe->reflect)
6181                         R_SaveTextureDDSFile(skinframe->reflect, va("dds/%s_reflect.dds", skinframe->basename), true, true);
6182                 Mem_Free(pixels);
6183                 pixels = NULL;
6184         }
6185
6186         if (basepixels)
6187                 Mem_Free(basepixels);
6188
6189         return skinframe;
6190 }
6191
6192 // this is only used by .spr32 sprites, HL .spr files, HL .bsp files
6193 skinframe_t *R_SkinFrame_LoadInternalBGRA(const char *name, int textureflags, const unsigned char *skindata, int width, int height)
6194 {
6195         int i;
6196         unsigned char *temp1, *temp2;
6197         skinframe_t *skinframe;
6198
6199         if (cls.state == ca_dedicated)
6200                 return NULL;
6201
6202         // if already loaded just return it, otherwise make a new skinframe
6203         skinframe = R_SkinFrame_Find(name, textureflags, width, height, skindata ? CRC_Block(skindata, width*height*4) : 0, true);
6204         if (skinframe && skinframe->base)
6205                 return skinframe;
6206
6207         skinframe->stain = NULL;
6208         skinframe->merged = NULL;
6209         skinframe->base = NULL;
6210         skinframe->pants = NULL;
6211         skinframe->shirt = NULL;
6212         skinframe->nmap = NULL;
6213         skinframe->gloss = NULL;
6214         skinframe->glow = NULL;
6215         skinframe->fog = NULL;
6216         skinframe->reflect = NULL;
6217         skinframe->hasalpha = false;
6218
6219         // if no data was provided, then clearly the caller wanted to get a blank skinframe
6220         if (!skindata)
6221                 return NULL;
6222
6223         if (developer_loading.integer)
6224                 Con_Printf("loading 32bit skin \"%s\"\n", name);
6225
6226         if (r_loadnormalmap && r_shadow_bumpscale_basetexture.value > 0)
6227         {
6228                 temp1 = (unsigned char *)Mem_Alloc(tempmempool, width * height * 8);
6229                 temp2 = temp1 + width * height * 4;
6230                 Image_HeightmapToNormalmap_BGRA(skindata, temp2, width, height, false, r_shadow_bumpscale_basetexture.value);
6231                 skinframe->nmap = R_LoadTexture2D(r_main_texturepool, va("%s_nmap", skinframe->basename), width, height, temp2, TEXTYPE_BGRA, (textureflags | TEXF_ALPHA) & (r_mipnormalmaps.integer ? ~0 : ~TEXF_MIPMAP), -1, NULL);
6232                 Mem_Free(temp1);
6233         }
6234         skinframe->base = skinframe->merged = R_LoadTexture2D(r_main_texturepool, skinframe->basename, width, height, skindata, TEXTYPE_BGRA, textureflags, -1, NULL);
6235         if (textureflags & TEXF_ALPHA)
6236         {
6237                 for (i = 3;i < width * height * 4;i += 4)
6238                 {
6239                         if (skindata[i] < 255)
6240                         {
6241                                 skinframe->hasalpha = true;
6242                                 break;
6243                         }
6244                 }
6245                 if (r_loadfog && skinframe->hasalpha)
6246                 {
6247                         unsigned char *fogpixels = (unsigned char *)Mem_Alloc(tempmempool, width * height * 4);
6248                         memcpy(fogpixels, skindata, width * height * 4);
6249                         for (i = 0;i < width * height * 4;i += 4)
6250                                 fogpixels[i] = fogpixels[i+1] = fogpixels[i+2] = 255;
6251                         skinframe->fog = R_LoadTexture2D(r_main_texturepool, va("%s_fog", skinframe->basename), width, height, fogpixels, TEXTYPE_BGRA, textureflags, -1, NULL);
6252                         Mem_Free(fogpixels);
6253                 }
6254         }
6255
6256         R_SKINFRAME_LOAD_AVERAGE_COLORS(width * height, skindata[4 * pix + comp]);
6257         //Con_Printf("Texture %s has average colors %f %f %f alpha %f\n", name, skinframe->avgcolor[0], skinframe->avgcolor[1], skinframe->avgcolor[2], skinframe->avgcolor[3]);
6258
6259         return skinframe;
6260 }
6261
6262 skinframe_t *R_SkinFrame_LoadInternalQuake(const char *name, int textureflags, int loadpantsandshirt, int loadglowtexture, const unsigned char *skindata, int width, int height)
6263 {
6264         int i;
6265         int featuresmask;
6266         skinframe_t *skinframe;
6267
6268         if (cls.state == ca_dedicated)
6269                 return NULL;
6270
6271         // if already loaded just return it, otherwise make a new skinframe
6272         skinframe = R_SkinFrame_Find(name, textureflags, width, height, skindata ? CRC_Block(skindata, width*height) : 0, true);
6273         if (skinframe && skinframe->base)
6274                 return skinframe;
6275
6276         skinframe->stain = NULL;
6277         skinframe->merged = NULL;
6278         skinframe->base = NULL;
6279         skinframe->pants = NULL;
6280         skinframe->shirt = NULL;
6281         skinframe->nmap = NULL;
6282         skinframe->gloss = NULL;
6283         skinframe->glow = NULL;
6284         skinframe->fog = NULL;
6285         skinframe->reflect = NULL;
6286         skinframe->hasalpha = false;
6287
6288         // if no data was provided, then clearly the caller wanted to get a blank skinframe
6289         if (!skindata)
6290                 return NULL;
6291
6292         if (developer_loading.integer)
6293                 Con_Printf("loading quake skin \"%s\"\n", name);
6294
6295         // we actually don't upload anything until the first use, because mdl skins frequently go unused, and are almost never used in both modes (colormapped and non-colormapped)
6296         skinframe->qpixels = (unsigned char *)Mem_Alloc(r_main_mempool, width*height); // FIXME LEAK
6297         memcpy(skinframe->qpixels, skindata, width*height);
6298         skinframe->qwidth = width;
6299         skinframe->qheight = height;
6300
6301         featuresmask = 0;
6302         for (i = 0;i < width * height;i++)
6303                 featuresmask |= palette_featureflags[skindata[i]];
6304
6305         skinframe->hasalpha = false;
6306         skinframe->qhascolormapping = loadpantsandshirt && (featuresmask & (PALETTEFEATURE_PANTS | PALETTEFEATURE_SHIRT));
6307         skinframe->qgeneratenmap = r_shadow_bumpscale_basetexture.value > 0;
6308         skinframe->qgeneratemerged = true;
6309         skinframe->qgeneratebase = skinframe->qhascolormapping;
6310         skinframe->qgenerateglow = loadglowtexture && (featuresmask & PALETTEFEATURE_GLOW);
6311
6312         R_SKINFRAME_LOAD_AVERAGE_COLORS(width * height, ((unsigned char *)palette_bgra_complete)[skindata[pix]*4 + comp]);
6313         //Con_Printf("Texture %s has average colors %f %f %f alpha %f\n", name, skinframe->avgcolor[0], skinframe->avgcolor[1], skinframe->avgcolor[2], skinframe->avgcolor[3]);
6314
6315         return skinframe;
6316 }
6317
6318 static void R_SkinFrame_GenerateTexturesFromQPixels(skinframe_t *skinframe, qboolean colormapped)
6319 {
6320         int width;
6321         int height;
6322         unsigned char *skindata;
6323
6324         if (!skinframe->qpixels)
6325                 return;
6326
6327         if (!skinframe->qhascolormapping)
6328                 colormapped = false;
6329
6330         if (colormapped)
6331         {
6332                 if (!skinframe->qgeneratebase)
6333                         return;
6334         }
6335         else
6336         {
6337                 if (!skinframe->qgeneratemerged)
6338                         return;
6339         }
6340
6341         width = skinframe->qwidth;
6342         height = skinframe->qheight;
6343         skindata = skinframe->qpixels;
6344
6345         if (skinframe->qgeneratenmap)
6346         {
6347                 unsigned char *temp1, *temp2;
6348                 skinframe->qgeneratenmap = false;
6349                 temp1 = (unsigned char *)Mem_Alloc(tempmempool, width * height * 8);
6350                 temp2 = temp1 + width * height * 4;
6351                 // use either a custom palette or the quake palette
6352                 Image_Copy8bitBGRA(skindata, temp1, width * height, palette_bgra_complete);
6353                 Image_HeightmapToNormalmap_BGRA(temp1, temp2, width, height, false, r_shadow_bumpscale_basetexture.value);
6354                 skinframe->nmap = R_LoadTexture2D(r_main_texturepool, va("%s_nmap", skinframe->basename), width, height, temp2, TEXTYPE_BGRA, (skinframe->textureflags | TEXF_ALPHA) & (r_mipnormalmaps.integer ? ~0 : ~TEXF_MIPMAP), -1, NULL);
6355                 Mem_Free(temp1);
6356         }
6357
6358         if (skinframe->qgenerateglow)
6359         {
6360                 skinframe->qgenerateglow = false;
6361                 skinframe->glow = R_LoadTexture2D(r_main_texturepool, va("%s_glow", skinframe->basename), width, height, skindata, TEXTYPE_PALETTE, skinframe->textureflags, -1, palette_bgra_onlyfullbrights); // glow
6362         }
6363
6364         if (colormapped)
6365         {
6366                 skinframe->qgeneratebase = false;
6367                 skinframe->base  = R_LoadTexture2D(r_main_texturepool, va("%s_nospecial", skinframe->basename), width, height, skindata, TEXTYPE_PALETTE, skinframe->textureflags, -1, skinframe->glow ? palette_bgra_nocolormapnofullbrights : palette_bgra_nocolormap);
6368                 skinframe->pants = R_LoadTexture2D(r_main_texturepool, va("%s_pants", skinframe->basename), width, height, skindata, TEXTYPE_PALETTE, skinframe->textureflags, -1, palette_bgra_pantsaswhite);
6369                 skinframe->shirt = R_LoadTexture2D(r_main_texturepool, va("%s_shirt", skinframe->basename), width, height, skindata, TEXTYPE_PALETTE, skinframe->textureflags, -1, palette_bgra_shirtaswhite);
6370         }
6371         else
6372         {
6373                 skinframe->qgeneratemerged = false;
6374                 skinframe->merged = R_LoadTexture2D(r_main_texturepool, skinframe->basename, width, height, skindata, TEXTYPE_PALETTE, skinframe->textureflags, -1, skinframe->glow ? palette_bgra_nofullbrights : palette_bgra_complete);
6375         }
6376
6377         if (!skinframe->qgeneratemerged && !skinframe->qgeneratebase)
6378         {
6379                 Mem_Free(skinframe->qpixels);
6380                 skinframe->qpixels = NULL;
6381         }
6382 }
6383
6384 skinframe_t *R_SkinFrame_LoadInternal8bit(const char *name, int textureflags, const unsigned char *skindata, int width, int height, const unsigned int *palette, const unsigned int *alphapalette)
6385 {
6386         int i;
6387         skinframe_t *skinframe;
6388
6389         if (cls.state == ca_dedicated)
6390                 return NULL;
6391
6392         // if already loaded just return it, otherwise make a new skinframe
6393         skinframe = R_SkinFrame_Find(name, textureflags, width, height, skindata ? CRC_Block(skindata, width*height) : 0, true);
6394         if (skinframe && skinframe->base)
6395                 return skinframe;
6396
6397         skinframe->stain = NULL;
6398         skinframe->merged = NULL;
6399         skinframe->base = NULL;
6400         skinframe->pants = NULL;
6401         skinframe->shirt = NULL;
6402         skinframe->nmap = NULL;
6403         skinframe->gloss = NULL;
6404         skinframe->glow = NULL;
6405         skinframe->fog = NULL;
6406         skinframe->reflect = NULL;
6407         skinframe->hasalpha = false;
6408
6409         // if no data was provided, then clearly the caller wanted to get a blank skinframe
6410         if (!skindata)
6411                 return NULL;
6412
6413         if (developer_loading.integer)
6414                 Con_Printf("loading embedded 8bit image \"%s\"\n", name);
6415
6416         skinframe->base = skinframe->merged = R_LoadTexture2D(r_main_texturepool, skinframe->basename, width, height, skindata, TEXTYPE_PALETTE, textureflags, -1, palette);
6417         if (textureflags & TEXF_ALPHA)
6418         {
6419                 for (i = 0;i < width * height;i++)
6420                 {
6421                         if (((unsigned char *)palette)[skindata[i]*4+3] < 255)
6422                         {
6423                                 skinframe->hasalpha = true;
6424                                 break;
6425                         }
6426                 }
6427                 if (r_loadfog && skinframe->hasalpha)
6428                         skinframe->fog = R_LoadTexture2D(r_main_texturepool, va("%s_fog", skinframe->basename), width, height, skindata, TEXTYPE_PALETTE, textureflags, -1, alphapalette);
6429         }
6430
6431         R_SKINFRAME_LOAD_AVERAGE_COLORS(width * height, ((unsigned char *)palette)[skindata[pix]*4 + comp]);
6432         //Con_Printf("Texture %s has average colors %f %f %f alpha %f\n", name, skinframe->avgcolor[0], skinframe->avgcolor[1], skinframe->avgcolor[2], skinframe->avgcolor[3]);
6433
6434         return skinframe;
6435 }
6436
6437 skinframe_t *R_SkinFrame_LoadMissing(void)
6438 {
6439         skinframe_t *skinframe;
6440
6441         if (cls.state == ca_dedicated)
6442                 return NULL;
6443
6444         skinframe = R_SkinFrame_Find("missing", TEXF_FORCENEAREST, 0, 0, 0, true);
6445         skinframe->stain = NULL;
6446         skinframe->merged = NULL;
6447         skinframe->base = NULL;
6448         skinframe->pants = NULL;
6449         skinframe->shirt = NULL;
6450         skinframe->nmap = NULL;
6451         skinframe->gloss = NULL;
6452         skinframe->glow = NULL;
6453         skinframe->fog = NULL;
6454         skinframe->reflect = NULL;
6455         skinframe->hasalpha = false;
6456
6457         skinframe->avgcolor[0] = rand() / RAND_MAX;
6458         skinframe->avgcolor[1] = rand() / RAND_MAX;
6459         skinframe->avgcolor[2] = rand() / RAND_MAX;
6460         skinframe->avgcolor[3] = 1;
6461
6462         return skinframe;
6463 }
6464
6465 //static char *suffix[6] = {"ft", "bk", "rt", "lf", "up", "dn"};
6466 typedef struct suffixinfo_s
6467 {
6468         const char *suffix;
6469         qboolean flipx, flipy, flipdiagonal;
6470 }
6471 suffixinfo_t;
6472 static suffixinfo_t suffix[3][6] =
6473 {
6474         {
6475                 {"px",   false, false, false},
6476                 {"nx",   false, false, false},
6477                 {"py",   false, false, false},
6478                 {"ny",   false, false, false},
6479                 {"pz",   false, false, false},
6480                 {"nz",   false, false, false}
6481         },
6482         {
6483                 {"posx", false, false, false},
6484                 {"negx", false, false, false},
6485                 {"posy", false, false, false},
6486                 {"negy", false, false, false},
6487                 {"posz", false, false, false},
6488                 {"negz", false, false, false}
6489         },
6490         {
6491                 {"rt",    true, false,  true},
6492                 {"lf",   false,  true,  true},
6493                 {"ft",    true,  true, false},
6494                 {"bk",   false, false, false},
6495                 {"up",    true, false,  true},
6496                 {"dn",    true, false,  true}
6497         }
6498 };
6499
6500 static int componentorder[4] = {0, 1, 2, 3};
6501
6502 rtexture_t *R_LoadCubemap(const char *basename)
6503 {
6504         int i, j, cubemapsize;
6505         unsigned char *cubemappixels, *image_buffer;
6506         rtexture_t *cubemaptexture;
6507         char name[256];
6508         // must start 0 so the first loadimagepixels has no requested width/height
6509         cubemapsize = 0;
6510         cubemappixels = NULL;
6511         cubemaptexture = NULL;
6512         // keep trying different suffix groups (posx, px, rt) until one loads
6513         for (j = 0;j < 3 && !cubemappixels;j++)
6514         {
6515                 // load the 6 images in the suffix group
6516                 for (i = 0;i < 6;i++)
6517                 {
6518                         // generate an image name based on the base and and suffix
6519                         dpsnprintf(name, sizeof(name), "%s%s", basename, suffix[j][i].suffix);
6520                         // load it
6521                         if ((image_buffer = loadimagepixelsbgra(name, false, false, r_texture_convertsRGB_cubemap.integer != 0, NULL)))
6522                         {
6523                                 // an image loaded, make sure width and height are equal
6524                                 if (image_width == image_height && (!cubemappixels || image_width == cubemapsize))
6525                                 {
6526                                         // if this is the first image to load successfully, allocate the cubemap memory
6527                                         if (!cubemappixels && image_width >= 1)
6528                                         {
6529                                                 cubemapsize = image_width;
6530                                                 // note this clears to black, so unavailable sides are black
6531                                                 cubemappixels = (unsigned char *)Mem_Alloc(tempmempool, 6*cubemapsize*cubemapsize*4);
6532                                         }
6533                                         // copy the image with any flipping needed by the suffix (px and posx types don't need flipping)
6534                                         if (cubemappixels)
6535                                                 Image_CopyMux(cubemappixels+i*cubemapsize*cubemapsize*4, image_buffer, cubemapsize, cubemapsize, suffix[j][i].flipx, suffix[j][i].flipy, suffix[j][i].flipdiagonal, 4, 4, componentorder);
6536                                 }
6537                                 else
6538                                         Con_Printf("Cubemap image \"%s\" (%ix%i) is not square, OpenGL requires square cubemaps.\n", name, image_width, image_height);
6539                                 // free the image
6540                                 Mem_Free(image_buffer);
6541                         }
6542                 }
6543         }
6544         // if a cubemap loaded, upload it
6545         if (cubemappixels)
6546         {
6547                 if (developer_loading.integer)
6548                         Con_Printf("loading cubemap \"%s\"\n", basename);
6549
6550                 cubemaptexture = R_LoadTextureCubeMap(r_main_texturepool, basename, cubemapsize, cubemappixels, TEXTYPE_BGRA, (gl_texturecompression_lightcubemaps.integer ? TEXF_COMPRESS : 0) | TEXF_FORCELINEAR | TEXF_CLAMP, -1, NULL);
6551                 Mem_Free(cubemappixels);
6552         }
6553         else
6554         {
6555                 Con_DPrintf("failed to load cubemap \"%s\"\n", basename);
6556                 if (developer_loading.integer)
6557                 {
6558                         Con_Printf("(tried tried images ");
6559                         for (j = 0;j < 3;j++)
6560                                 for (i = 0;i < 6;i++)
6561                                         Con_Printf("%s\"%s%s.tga\"", j + i > 0 ? ", " : "", basename, suffix[j][i].suffix);
6562                         Con_Print(" and was unable to find any of them).\n");
6563                 }
6564         }
6565         return cubemaptexture;
6566 }
6567
6568 rtexture_t *R_GetCubemap(const char *basename)
6569 {
6570         int i;
6571         for (i = 0;i < r_texture_numcubemaps;i++)
6572                 if (!strcasecmp(r_texture_cubemaps[i].basename, basename))
6573                         return r_texture_cubemaps[i].texture ? r_texture_cubemaps[i].texture : r_texture_whitecube;
6574         if (i >= MAX_CUBEMAPS)
6575                 return r_texture_whitecube;
6576         r_texture_numcubemaps++;
6577         strlcpy(r_texture_cubemaps[i].basename, basename, sizeof(r_texture_cubemaps[i].basename));
6578         r_texture_cubemaps[i].texture = R_LoadCubemap(r_texture_cubemaps[i].basename);
6579         return r_texture_cubemaps[i].texture;
6580 }
6581
6582 void R_FreeCubemaps(void)
6583 {
6584         int i;
6585         for (i = 0;i < r_texture_numcubemaps;i++)
6586         {
6587                 if (developer_loading.integer)
6588                         Con_DPrintf("unloading cubemap \"%s\"\n", r_texture_cubemaps[i].basename);
6589                 if (r_texture_cubemaps[i].texture)
6590                         R_FreeTexture(r_texture_cubemaps[i].texture);
6591         }
6592         r_texture_numcubemaps = 0;
6593 }
6594
6595 void R_Main_FreeViewCache(void)
6596 {
6597         if (r_refdef.viewcache.entityvisible)
6598                 Mem_Free(r_refdef.viewcache.entityvisible);
6599         if (r_refdef.viewcache.world_pvsbits)
6600                 Mem_Free(r_refdef.viewcache.world_pvsbits);
6601         if (r_refdef.viewcache.world_leafvisible)
6602                 Mem_Free(r_refdef.viewcache.world_leafvisible);
6603         if (r_refdef.viewcache.world_surfacevisible)
6604                 Mem_Free(r_refdef.viewcache.world_surfacevisible);
6605         memset(&r_refdef.viewcache, 0, sizeof(r_refdef.viewcache));
6606 }
6607
6608 void R_Main_ResizeViewCache(void)
6609 {
6610         int numentities = r_refdef.scene.numentities;
6611         int numclusters = r_refdef.scene.worldmodel ? r_refdef.scene.worldmodel->brush.num_pvsclusters : 1;
6612         int numclusterbytes = r_refdef.scene.worldmodel ? r_refdef.scene.worldmodel->brush.num_pvsclusterbytes : 1;
6613         int numleafs = r_refdef.scene.worldmodel ? r_refdef.scene.worldmodel->brush.num_leafs : 1;
6614         int numsurfaces = r_refdef.scene.worldmodel ? r_refdef.scene.worldmodel->num_surfaces : 1;
6615         if (r_refdef.viewcache.maxentities < numentities)
6616         {
6617                 r_refdef.viewcache.maxentities = numentities;
6618                 if (r_refdef.viewcache.entityvisible)
6619                         Mem_Free(r_refdef.viewcache.entityvisible);
6620                 r_refdef.viewcache.entityvisible = (unsigned char *)Mem_Alloc(r_main_mempool, r_refdef.viewcache.maxentities);
6621         }
6622         if (r_refdef.viewcache.world_numclusters != numclusters)
6623         {
6624                 r_refdef.viewcache.world_numclusters = numclusters;
6625                 r_refdef.viewcache.world_numclusterbytes = numclusterbytes;
6626                 if (r_refdef.viewcache.world_pvsbits)
6627                         Mem_Free(r_refdef.viewcache.world_pvsbits);
6628                 r_refdef.viewcache.world_pvsbits = (unsigned char *)Mem_Alloc(r_main_mempool, r_refdef.viewcache.world_numclusterbytes);
6629         }
6630         if (r_refdef.viewcache.world_numleafs != numleafs)
6631         {
6632                 r_refdef.viewcache.world_numleafs = numleafs;
6633                 if (r_refdef.viewcache.world_leafvisible)
6634                         Mem_Free(r_refdef.viewcache.world_leafvisible);
6635                 r_refdef.viewcache.world_leafvisible = (unsigned char *)Mem_Alloc(r_main_mempool, r_refdef.viewcache.world_numleafs);
6636         }
6637         if (r_refdef.viewcache.world_numsurfaces != numsurfaces)
6638         {
6639                 r_refdef.viewcache.world_numsurfaces = numsurfaces;
6640                 if (r_refdef.viewcache.world_surfacevisible)
6641                         Mem_Free(r_refdef.viewcache.world_surfacevisible);
6642                 r_refdef.viewcache.world_surfacevisible = (unsigned char *)Mem_Alloc(r_main_mempool, r_refdef.viewcache.world_numsurfaces);
6643         }
6644 }
6645
6646 extern rtexture_t *loadingscreentexture;
6647 void gl_main_start(void)
6648 {
6649         loadingscreentexture = NULL;
6650         r_texture_blanknormalmap = NULL;
6651         r_texture_white = NULL;
6652         r_texture_grey128 = NULL;
6653         r_texture_black = NULL;
6654         r_texture_whitecube = NULL;
6655         r_texture_normalizationcube = NULL;
6656         r_texture_fogattenuation = NULL;
6657         r_texture_fogheighttexture = NULL;
6658         r_texture_gammaramps = NULL;
6659         r_texture_numcubemaps = 0;
6660
6661         r_loaddds = r_texture_dds_load.integer != 0;
6662         r_savedds = vid.support.arb_texture_compression && vid.support.ext_texture_compression_s3tc && r_texture_dds_save.integer;
6663
6664         switch(vid.renderpath)
6665         {
6666         case RENDERPATH_GL20:
6667         case RENDERPATH_D3D9:
6668         case RENDERPATH_D3D10:
6669         case RENDERPATH_D3D11:
6670         case RENDERPATH_SOFT:
6671                 Cvar_SetValueQuick(&r_textureunits, vid.texunits);
6672                 Cvar_SetValueQuick(&gl_combine, 1);
6673                 Cvar_SetValueQuick(&r_glsl, 1);
6674                 r_loadnormalmap = true;
6675                 r_loadgloss = true;
6676                 r_loadfog = false;
6677                 break;
6678         case RENDERPATH_GL13:
6679                 Cvar_SetValueQuick(&r_textureunits, vid.texunits);
6680                 Cvar_SetValueQuick(&gl_combine, 1);
6681                 Cvar_SetValueQuick(&r_glsl, 0);
6682                 r_loadnormalmap = false;
6683                 r_loadgloss = false;
6684                 r_loadfog = true;
6685                 break;
6686         case RENDERPATH_GL11:
6687                 Cvar_SetValueQuick(&r_textureunits, vid.texunits);
6688                 Cvar_SetValueQuick(&gl_combine, 0);
6689                 Cvar_SetValueQuick(&r_glsl, 0);
6690                 r_loadnormalmap = false;
6691                 r_loadgloss = false;
6692                 r_loadfog = true;
6693                 break;
6694         case RENDERPATH_GLES2:
6695                 Cvar_SetValueQuick(&r_textureunits, 1);
6696                 Cvar_SetValueQuick(&gl_combine, 1);
6697                 Cvar_SetValueQuick(&r_glsl, 1);
6698                 r_loadnormalmap = true;
6699                 r_loadgloss = false;
6700                 r_loadfog = false;
6701                 break;
6702         }
6703
6704         R_AnimCache_Free();
6705         R_FrameData_Reset();
6706
6707         r_numqueries = 0;
6708         r_maxqueries = 0;
6709         memset(r_queries, 0, sizeof(r_queries));
6710
6711         r_qwskincache = NULL;
6712         r_qwskincache_size = 0;
6713
6714         // set up r_skinframe loading system for textures
6715         memset(&r_skinframe, 0, sizeof(r_skinframe));
6716         r_skinframe.loadsequence = 1;
6717         Mem_ExpandableArray_NewArray(&r_skinframe.array, r_main_mempool, sizeof(skinframe_t), 256);
6718
6719         r_main_texturepool = R_AllocTexturePool();
6720         R_BuildBlankTextures();
6721         R_BuildNoTexture();
6722         if (vid.support.arb_texture_cube_map)
6723         {
6724                 R_BuildWhiteCube();
6725                 R_BuildNormalizationCube();
6726         }
6727         r_texture_fogattenuation = NULL;
6728         r_texture_fogheighttexture = NULL;
6729         r_texture_gammaramps = NULL;
6730         //r_texture_fogintensity = NULL;
6731         memset(&r_bloomstate, 0, sizeof(r_bloomstate));
6732         memset(&r_waterstate, 0, sizeof(r_waterstate));
6733         r_glsl_permutation = NULL;
6734         memset(r_glsl_permutationhash, 0, sizeof(r_glsl_permutationhash));
6735         Mem_ExpandableArray_NewArray(&r_glsl_permutationarray, r_main_mempool, sizeof(r_glsl_permutation_t), 256);
6736         glslshaderstring = NULL;
6737 #ifdef SUPPORTD3D
6738         r_hlsl_permutation = NULL;
6739         memset(r_hlsl_permutationhash, 0, sizeof(r_hlsl_permutationhash));
6740         Mem_ExpandableArray_NewArray(&r_hlsl_permutationarray, r_main_mempool, sizeof(r_hlsl_permutation_t), 256);
6741 #endif
6742         hlslshaderstring = NULL;
6743         memset(&r_svbsp, 0, sizeof (r_svbsp));
6744
6745         r_refdef.fogmasktable_density = 0;
6746 }
6747
6748 void gl_main_shutdown(void)
6749 {
6750         R_AnimCache_Free();
6751         R_FrameData_Reset();
6752
6753         R_Main_FreeViewCache();
6754
6755         switch(vid.renderpath)
6756         {
6757         case RENDERPATH_GL11:
6758         case RENDERPATH_GL13:
6759         case RENDERPATH_GL20:
6760         case RENDERPATH_GLES2:
6761                 if (r_maxqueries)
6762                         qglDeleteQueriesARB(r_maxqueries, r_queries);
6763                 break;
6764         case RENDERPATH_D3D9:
6765                 //Con_DPrintf("FIXME D3D9 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
6766                 break;
6767         case RENDERPATH_D3D10:
6768                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
6769                 break;
6770         case RENDERPATH_D3D11:
6771                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
6772                 break;
6773         case RENDERPATH_SOFT:
6774                 break;
6775         }
6776
6777         r_numqueries = 0;
6778         r_maxqueries = 0;
6779         memset(r_queries, 0, sizeof(r_queries));
6780
6781         r_qwskincache = NULL;
6782         r_qwskincache_size = 0;
6783
6784         // clear out the r_skinframe state
6785         Mem_ExpandableArray_FreeArray(&r_skinframe.array);
6786         memset(&r_skinframe, 0, sizeof(r_skinframe));
6787
6788         if (r_svbsp.nodes)
6789                 Mem_Free(r_svbsp.nodes);
6790         memset(&r_svbsp, 0, sizeof (r_svbsp));
6791         R_FreeTexturePool(&r_main_texturepool);
6792         loadingscreentexture = NULL;
6793         r_texture_blanknormalmap = NULL;
6794         r_texture_white = NULL;
6795         r_texture_grey128 = NULL;
6796         r_texture_black = NULL;
6797         r_texture_whitecube = NULL;
6798         r_texture_normalizationcube = NULL;
6799         r_texture_fogattenuation = NULL;
6800         r_texture_fogheighttexture = NULL;
6801         r_texture_gammaramps = NULL;
6802         r_texture_numcubemaps = 0;
6803         //r_texture_fogintensity = NULL;
6804         memset(&r_bloomstate, 0, sizeof(r_bloomstate));
6805         memset(&r_waterstate, 0, sizeof(r_waterstate));
6806         R_GLSL_Restart_f();
6807
6808         r_glsl_permutation = NULL;
6809         memset(r_glsl_permutationhash, 0, sizeof(r_glsl_permutationhash));
6810         Mem_ExpandableArray_FreeArray(&r_glsl_permutationarray);
6811         glslshaderstring = NULL;
6812 #ifdef SUPPORTD3D
6813         r_hlsl_permutation = NULL;
6814         memset(r_hlsl_permutationhash, 0, sizeof(r_hlsl_permutationhash));
6815         Mem_ExpandableArray_FreeArray(&r_hlsl_permutationarray);
6816 #endif
6817         hlslshaderstring = NULL;
6818 }
6819
6820 extern void CL_ParseEntityLump(char *entitystring);
6821 void gl_main_newmap(void)
6822 {
6823         // FIXME: move this code to client
6824         char *entities, entname[MAX_QPATH];
6825         if (r_qwskincache)
6826                 Mem_Free(r_qwskincache);
6827         r_qwskincache = NULL;
6828         r_qwskincache_size = 0;
6829         if (cl.worldmodel)
6830         {
6831                 dpsnprintf(entname, sizeof(entname), "%s.ent", cl.worldnamenoextension);
6832                 if ((entities = (char *)FS_LoadFile(entname, tempmempool, true, NULL)))
6833                 {
6834                         CL_ParseEntityLump(entities);
6835                         Mem_Free(entities);
6836                         return;
6837                 }
6838                 if (cl.worldmodel->brush.entities)
6839                         CL_ParseEntityLump(cl.worldmodel->brush.entities);
6840         }
6841         R_Main_FreeViewCache();
6842
6843         R_FrameData_Reset();
6844 }
6845
6846 void GL_Main_Init(void)
6847 {
6848         r_main_mempool = Mem_AllocPool("Renderer", 0, NULL);
6849
6850         Cmd_AddCommand("r_glsl_restart", R_GLSL_Restart_f, "unloads GLSL shaders, they will then be reloaded as needed");
6851         Cmd_AddCommand("r_glsl_dumpshader", R_GLSL_DumpShader_f, "dumps the engine internal default.glsl shader into glsl/default.glsl");
6852         // FIXME: the client should set up r_refdef.fog stuff including the fogmasktable
6853         if (gamemode == GAME_NEHAHRA)
6854         {
6855                 Cvar_RegisterVariable (&gl_fogenable);
6856                 Cvar_RegisterVariable (&gl_fogdensity);
6857                 Cvar_RegisterVariable (&gl_fogred);
6858                 Cvar_RegisterVariable (&gl_foggreen);
6859                 Cvar_RegisterVariable (&gl_fogblue);
6860                 Cvar_RegisterVariable (&gl_fogstart);
6861                 Cvar_RegisterVariable (&gl_fogend);
6862                 Cvar_RegisterVariable (&gl_skyclip);
6863         }
6864         Cvar_RegisterVariable(&r_motionblur);
6865         Cvar_RegisterVariable(&r_motionblur_maxblur);
6866         Cvar_RegisterVariable(&r_motionblur_bmin);
6867         Cvar_RegisterVariable(&r_motionblur_vmin);
6868         Cvar_RegisterVariable(&r_motionblur_vmax);
6869         Cvar_RegisterVariable(&r_motionblur_vcoeff);
6870         Cvar_RegisterVariable(&r_motionblur_randomize);
6871         Cvar_RegisterVariable(&r_damageblur);
6872         Cvar_RegisterVariable(&r_equalize_entities_fullbright);
6873         Cvar_RegisterVariable(&r_equalize_entities_minambient);
6874         Cvar_RegisterVariable(&r_equalize_entities_by);
6875         Cvar_RegisterVariable(&r_equalize_entities_to);
6876         Cvar_RegisterVariable(&r_depthfirst);
6877         Cvar_RegisterVariable(&r_useinfinitefarclip);
6878         Cvar_RegisterVariable(&r_farclip_base);
6879         Cvar_RegisterVariable(&r_farclip_world);
6880         Cvar_RegisterVariable(&r_nearclip);
6881         Cvar_RegisterVariable(&r_showbboxes);
6882         Cvar_RegisterVariable(&r_showsurfaces);
6883         Cvar_RegisterVariable(&r_showtris);
6884         Cvar_RegisterVariable(&r_shownormals);
6885         Cvar_RegisterVariable(&r_showlighting);
6886         Cvar_RegisterVariable(&r_showshadowvolumes);
6887         Cvar_RegisterVariable(&r_showcollisionbrushes);
6888         Cvar_RegisterVariable(&r_showcollisionbrushes_polygonfactor);
6889         Cvar_RegisterVariable(&r_showcollisionbrushes_polygonoffset);
6890         Cvar_RegisterVariable(&r_showdisabledepthtest);
6891         Cvar_RegisterVariable(&r_drawportals);
6892         Cvar_RegisterVariable(&r_drawentities);
6893         Cvar_RegisterVariable(&r_draw2d);
6894         Cvar_RegisterVariable(&r_drawworld);
6895         Cvar_RegisterVariable(&r_cullentities_trace);
6896         Cvar_RegisterVariable(&r_cullentities_trace_samples);
6897         Cvar_RegisterVariable(&r_cullentities_trace_tempentitysamples);
6898         Cvar_RegisterVariable(&r_cullentities_trace_enlarge);
6899         Cvar_RegisterVariable(&r_cullentities_trace_delay);
6900         Cvar_RegisterVariable(&r_drawviewmodel);
6901         Cvar_RegisterVariable(&r_drawexteriormodel);
6902         Cvar_RegisterVariable(&r_speeds);
6903         Cvar_RegisterVariable(&r_fullbrights);
6904         Cvar_RegisterVariable(&r_wateralpha);
6905         Cvar_RegisterVariable(&r_dynamic);
6906         Cvar_RegisterVariable(&r_fakelight);
6907         Cvar_RegisterVariable(&r_fakelight_intensity);
6908         Cvar_RegisterVariable(&r_fullbright);
6909         Cvar_RegisterVariable(&r_shadows);
6910         Cvar_RegisterVariable(&r_shadows_darken);
6911         Cvar_RegisterVariable(&r_shadows_drawafterrtlighting);
6912         Cvar_RegisterVariable(&r_shadows_castfrombmodels);
6913         Cvar_RegisterVariable(&r_shadows_throwdistance);
6914         Cvar_RegisterVariable(&r_shadows_throwdirection);
6915         Cvar_RegisterVariable(&r_shadows_focus);
6916         Cvar_RegisterVariable(&r_shadows_shadowmapscale);
6917         Cvar_RegisterVariable(&r_q1bsp_skymasking);
6918         Cvar_RegisterVariable(&r_polygonoffset_submodel_factor);
6919         Cvar_RegisterVariable(&r_polygonoffset_submodel_offset);
6920         Cvar_RegisterVariable(&r_polygonoffset_decals_factor);
6921         Cvar_RegisterVariable(&r_polygonoffset_decals_offset);
6922         Cvar_RegisterVariable(&r_fog_exp2);
6923         Cvar_RegisterVariable(&r_drawfog);
6924         Cvar_RegisterVariable(&r_transparentdepthmasking);
6925         Cvar_RegisterVariable(&r_texture_dds_load);
6926         Cvar_RegisterVariable(&r_texture_dds_save);
6927         Cvar_RegisterVariable(&r_texture_convertsRGB_2d);
6928         Cvar_RegisterVariable(&r_texture_convertsRGB_skin);
6929         Cvar_RegisterVariable(&r_texture_convertsRGB_cubemap);
6930         Cvar_RegisterVariable(&r_texture_convertsRGB_skybox);
6931         Cvar_RegisterVariable(&r_texture_convertsRGB_particles);
6932         Cvar_RegisterVariable(&r_textureunits);
6933         Cvar_RegisterVariable(&gl_combine);
6934         Cvar_RegisterVariable(&r_glsl);
6935         Cvar_RegisterVariable(&r_glsl_deluxemapping);
6936         Cvar_RegisterVariable(&r_glsl_offsetmapping);
6937         Cvar_RegisterVariable(&r_glsl_offsetmapping_reliefmapping);
6938         Cvar_RegisterVariable(&r_glsl_offsetmapping_scale);
6939         Cvar_RegisterVariable(&r_glsl_postprocess);
6940         Cvar_RegisterVariable(&r_glsl_postprocess_uservec1);
6941         Cvar_RegisterVariable(&r_glsl_postprocess_uservec2);
6942         Cvar_RegisterVariable(&r_glsl_postprocess_uservec3);
6943         Cvar_RegisterVariable(&r_glsl_postprocess_uservec4);
6944         Cvar_RegisterVariable(&r_glsl_postprocess_uservec1_enable);
6945         Cvar_RegisterVariable(&r_glsl_postprocess_uservec2_enable);
6946         Cvar_RegisterVariable(&r_glsl_postprocess_uservec3_enable);
6947         Cvar_RegisterVariable(&r_glsl_postprocess_uservec4_enable);
6948
6949         Cvar_RegisterVariable(&r_water);
6950         Cvar_RegisterVariable(&r_water_resolutionmultiplier);
6951         Cvar_RegisterVariable(&r_water_clippingplanebias);
6952         Cvar_RegisterVariable(&r_water_refractdistort);
6953         Cvar_RegisterVariable(&r_water_reflectdistort);
6954         Cvar_RegisterVariable(&r_water_scissormode);
6955         Cvar_RegisterVariable(&r_lerpsprites);
6956         Cvar_RegisterVariable(&r_lerpmodels);
6957         Cvar_RegisterVariable(&r_lerplightstyles);
6958         Cvar_RegisterVariable(&r_waterscroll);
6959         Cvar_RegisterVariable(&r_bloom);
6960         Cvar_RegisterVariable(&r_bloom_colorscale);
6961         Cvar_RegisterVariable(&r_bloom_brighten);
6962         Cvar_RegisterVariable(&r_bloom_blur);
6963         Cvar_RegisterVariable(&r_bloom_resolution);
6964         Cvar_RegisterVariable(&r_bloom_colorexponent);
6965         Cvar_RegisterVariable(&r_bloom_colorsubtract);
6966         Cvar_RegisterVariable(&r_hdr);
6967         Cvar_RegisterVariable(&r_hdr_scenebrightness);
6968         Cvar_RegisterVariable(&r_hdr_glowintensity);
6969         Cvar_RegisterVariable(&r_hdr_range);
6970         Cvar_RegisterVariable(&r_hdr_irisadaptation);
6971         Cvar_RegisterVariable(&r_hdr_irisadaptation_multiplier);
6972         Cvar_RegisterVariable(&r_hdr_irisadaptation_minvalue);
6973         Cvar_RegisterVariable(&r_hdr_irisadaptation_maxvalue);
6974         Cvar_RegisterVariable(&r_hdr_irisadaptation_value);
6975         Cvar_RegisterVariable(&r_hdr_irisadaptation_fade);
6976         Cvar_RegisterVariable(&r_smoothnormals_areaweighting);
6977         Cvar_RegisterVariable(&developer_texturelogging);
6978         Cvar_RegisterVariable(&gl_lightmaps);
6979         Cvar_RegisterVariable(&r_test);
6980         Cvar_RegisterVariable(&r_glsl_saturation);
6981         Cvar_RegisterVariable(&r_glsl_saturation_redcompensate);
6982         Cvar_RegisterVariable(&r_framedatasize);
6983         if (gamemode == GAME_NEHAHRA || gamemode == GAME_TENEBRAE)
6984                 Cvar_SetValue("r_fullbrights", 0);
6985         R_RegisterModule("GL_Main", gl_main_start, gl_main_shutdown, gl_main_newmap, NULL, NULL);
6986
6987         Cvar_RegisterVariable(&r_track_sprites);
6988         Cvar_RegisterVariable(&r_track_sprites_flags);
6989         Cvar_RegisterVariable(&r_track_sprites_scalew);
6990         Cvar_RegisterVariable(&r_track_sprites_scaleh);
6991         Cvar_RegisterVariable(&r_overheadsprites_perspective);
6992         Cvar_RegisterVariable(&r_overheadsprites_pushback);
6993         Cvar_RegisterVariable(&r_overheadsprites_scalex);
6994         Cvar_RegisterVariable(&r_overheadsprites_scaley);
6995 }
6996
6997 extern void R_Textures_Init(void);
6998 extern void GL_Draw_Init(void);
6999 extern void GL_Main_Init(void);
7000 extern void R_Shadow_Init(void);
7001 extern void R_Sky_Init(void);
7002 extern void GL_Surf_Init(void);
7003 extern void R_Particles_Init(void);
7004 extern void R_Explosion_Init(void);
7005 extern void gl_backend_init(void);
7006 extern void Sbar_Init(void);
7007 extern void R_LightningBeams_Init(void);
7008 extern void Mod_RenderInit(void);
7009 extern void Font_Init(void);
7010
7011 void Render_Init(void)
7012 {
7013         gl_backend_init();
7014         R_Textures_Init();
7015         GL_Main_Init();
7016         Font_Init();
7017         GL_Draw_Init();
7018         R_Shadow_Init();
7019         R_Sky_Init();
7020         GL_Surf_Init();
7021         Sbar_Init();
7022         R_Particles_Init();
7023         R_Explosion_Init();
7024         R_LightningBeams_Init();
7025         Mod_RenderInit();
7026 }
7027
7028 /*
7029 ===============
7030 GL_Init
7031 ===============
7032 */
7033 extern char *ENGINE_EXTENSIONS;
7034 void GL_Init (void)
7035 {
7036         gl_renderer = (const char *)qglGetString(GL_RENDERER);
7037         gl_vendor = (const char *)qglGetString(GL_VENDOR);
7038         gl_version = (const char *)qglGetString(GL_VERSION);
7039         gl_extensions = (const char *)qglGetString(GL_EXTENSIONS);
7040
7041         if (!gl_extensions)
7042                 gl_extensions = "";
7043         if (!gl_platformextensions)
7044                 gl_platformextensions = "";
7045
7046         Con_Printf("GL_VENDOR: %s\n", gl_vendor);
7047         Con_Printf("GL_RENDERER: %s\n", gl_renderer);
7048         Con_Printf("GL_VERSION: %s\n", gl_version);
7049         Con_DPrintf("GL_EXTENSIONS: %s\n", gl_extensions);
7050         Con_DPrintf("%s_EXTENSIONS: %s\n", gl_platform, gl_platformextensions);
7051
7052         VID_CheckExtensions();
7053
7054         // LordHavoc: report supported extensions
7055         Con_DPrintf("\nQuakeC extensions for server and client: %s\nQuakeC extensions for menu: %s\n", vm_sv_extensions, vm_m_extensions );
7056
7057         // clear to black (loading plaque will be seen over this)
7058         GL_Clear(GL_COLOR_BUFFER_BIT, NULL, 1.0f, 128);
7059 }
7060
7061 int R_CullBox(const vec3_t mins, const vec3_t maxs)
7062 {
7063         int i;
7064         mplane_t *p;
7065         for (i = 0;i < r_refdef.view.numfrustumplanes;i++)
7066         {
7067                 // skip nearclip plane, it often culls portals when you are very close, and is almost never useful
7068                 if (i == 4)
7069                         continue;
7070                 p = r_refdef.view.frustum + i;
7071                 switch(p->signbits)
7072                 {
7073                 default:
7074                 case 0:
7075                         if (p->normal[0]*maxs[0] + p->normal[1]*maxs[1] + p->normal[2]*maxs[2] < p->dist)
7076                                 return true;
7077                         break;
7078                 case 1:
7079                         if (p->normal[0]*mins[0] + p->normal[1]*maxs[1] + p->normal[2]*maxs[2] < p->dist)
7080                                 return true;
7081                         break;
7082                 case 2:
7083                         if (p->normal[0]*maxs[0] + p->normal[1]*mins[1] + p->normal[2]*maxs[2] < p->dist)
7084                                 return true;
7085                         break;
7086                 case 3:
7087                         if (p->normal[0]*mins[0] + p->normal[1]*mins[1] + p->normal[2]*maxs[2] < p->dist)
7088                                 return true;
7089                         break;
7090                 case 4:
7091                         if (p->normal[0]*maxs[0] + p->normal[1]*maxs[1] + p->normal[2]*mins[2] < p->dist)
7092                                 return true;
7093                         break;
7094                 case 5:
7095                         if (p->normal[0]*mins[0] + p->normal[1]*maxs[1] + p->normal[2]*mins[2] < p->dist)
7096                                 return true;
7097                         break;
7098                 case 6:
7099                         if (p->normal[0]*maxs[0] + p->normal[1]*mins[1] + p->normal[2]*mins[2] < p->dist)
7100                                 return true;
7101                         break;
7102                 case 7:
7103                         if (p->normal[0]*mins[0] + p->normal[1]*mins[1] + p->normal[2]*mins[2] < p->dist)
7104                                 return true;
7105                         break;
7106                 }
7107         }
7108         return false;
7109 }
7110
7111 int R_CullBoxCustomPlanes(const vec3_t mins, const vec3_t maxs, int numplanes, const mplane_t *planes)
7112 {
7113         int i;
7114         const mplane_t *p;
7115         for (i = 0;i < numplanes;i++)
7116         {
7117                 p = planes + i;
7118                 switch(p->signbits)
7119                 {
7120                 default:
7121                 case 0:
7122                         if (p->normal[0]*maxs[0] + p->normal[1]*maxs[1] + p->normal[2]*maxs[2] < p->dist)
7123                                 return true;
7124                         break;
7125                 case 1:
7126                         if (p->normal[0]*mins[0] + p->normal[1]*maxs[1] + p->normal[2]*maxs[2] < p->dist)
7127                                 return true;
7128                         break;
7129                 case 2:
7130                         if (p->normal[0]*maxs[0] + p->normal[1]*mins[1] + p->normal[2]*maxs[2] < p->dist)
7131                                 return true;
7132                         break;
7133                 case 3:
7134                         if (p->normal[0]*mins[0] + p->normal[1]*mins[1] + p->normal[2]*maxs[2] < p->dist)
7135                                 return true;
7136                         break;
7137                 case 4:
7138                         if (p->normal[0]*maxs[0] + p->normal[1]*maxs[1] + p->normal[2]*mins[2] < p->dist)
7139                                 return true;
7140                         break;
7141                 case 5:
7142                         if (p->normal[0]*mins[0] + p->normal[1]*maxs[1] + p->normal[2]*mins[2] < p->dist)
7143                                 return true;
7144                         break;
7145                 case 6:
7146                         if (p->normal[0]*maxs[0] + p->normal[1]*mins[1] + p->normal[2]*mins[2] < p->dist)
7147                                 return true;
7148                         break;
7149                 case 7:
7150                         if (p->normal[0]*mins[0] + p->normal[1]*mins[1] + p->normal[2]*mins[2] < p->dist)
7151                                 return true;
7152                         break;
7153                 }
7154         }
7155         return false;
7156 }
7157
7158 //==================================================================================
7159
7160 // LordHavoc: this stores temporary data used within the same frame
7161
7162 typedef struct r_framedata_mem_s
7163 {
7164         struct r_framedata_mem_s *purge; // older mem block to free on next frame
7165         size_t size; // how much usable space
7166         size_t current; // how much space in use
7167         size_t mark; // last "mark" location, temporary memory can be freed by returning to this
7168         size_t wantedsize; // how much space was allocated
7169         unsigned char *data; // start of real data (16byte aligned)
7170 }
7171 r_framedata_mem_t;
7172
7173 static r_framedata_mem_t *r_framedata_mem;
7174
7175 void R_FrameData_Reset(void)
7176 {
7177         while (r_framedata_mem)
7178         {
7179                 r_framedata_mem_t *next = r_framedata_mem->purge;
7180                 Mem_Free(r_framedata_mem);
7181                 r_framedata_mem = next;
7182         }
7183 }
7184
7185 void R_FrameData_Resize(void)
7186 {
7187         size_t wantedsize;
7188         wantedsize = (size_t)(r_framedatasize.value * 1024*1024);
7189         wantedsize = bound(65536, wantedsize, 1000*1024*1024);
7190         if (!r_framedata_mem || r_framedata_mem->wantedsize != wantedsize)
7191         {
7192                 r_framedata_mem_t *newmem = (r_framedata_mem_t *)Mem_Alloc(r_main_mempool, wantedsize);
7193                 newmem->wantedsize = wantedsize;
7194                 newmem->data = (unsigned char *)(((size_t)(newmem+1) + 15) & ~15);
7195                 newmem->size = (unsigned char *)newmem + wantedsize - newmem->data;
7196                 newmem->current = 0;
7197                 newmem->mark = 0;
7198                 newmem->purge = r_framedata_mem;
7199                 r_framedata_mem = newmem;
7200         }
7201 }
7202
7203 void R_FrameData_NewFrame(void)
7204 {
7205         R_FrameData_Resize();
7206         if (!r_framedata_mem)
7207                 return;
7208         // if we ran out of space on the last frame, free the old memory now
7209         while (r_framedata_mem->purge)
7210         {
7211                 // repeatedly remove the second item in the list, leaving only head
7212                 r_framedata_mem_t *next = r_framedata_mem->purge->purge;
7213                 Mem_Free(r_framedata_mem->purge);
7214                 r_framedata_mem->purge = next;
7215         }
7216         // reset the current mem pointer
7217         r_framedata_mem->current = 0;
7218         r_framedata_mem->mark = 0;
7219 }
7220
7221 void *R_FrameData_Alloc(size_t size)
7222 {
7223         void *data;
7224
7225         // align to 16 byte boundary - the data pointer is already aligned, so we
7226         // only need to ensure the size of every allocation is also aligned
7227         size = (size + 15) & ~15;
7228
7229         while (!r_framedata_mem || r_framedata_mem->current + size > r_framedata_mem->size)
7230         {
7231                 // emergency - we ran out of space, allocate more memory
7232                 Cvar_SetValueQuick(&r_framedatasize, bound(0.25f, r_framedatasize.value * 2.0f, 128.0f));
7233                 R_FrameData_Resize();
7234         }
7235
7236         data = r_framedata_mem->data + r_framedata_mem->current;
7237         r_framedata_mem->current += size;
7238
7239         // count the usage for stats
7240         r_refdef.stats.framedatacurrent = max(r_refdef.stats.framedatacurrent, (int)r_framedata_mem->current);
7241         r_refdef.stats.framedatasize = max(r_refdef.stats.framedatasize, (int)r_framedata_mem->size);
7242
7243         return (void *)data;
7244 }
7245
7246 void *R_FrameData_Store(size_t size, void *data)
7247 {
7248         void *d = R_FrameData_Alloc(size);
7249         if (d && data)
7250                 memcpy(d, data, size);
7251         return d;
7252 }
7253
7254 void R_FrameData_SetMark(void)
7255 {
7256         if (!r_framedata_mem)
7257                 return;
7258         r_framedata_mem->mark = r_framedata_mem->current;
7259 }
7260
7261 void R_FrameData_ReturnToMark(void)
7262 {
7263         if (!r_framedata_mem)
7264                 return;
7265         r_framedata_mem->current = r_framedata_mem->mark;
7266 }
7267
7268 //==================================================================================
7269
7270 // LordHavoc: animcache originally written by Echon, rewritten since then
7271
7272 /**
7273  * Animation cache prevents re-generating mesh data for an animated model
7274  * multiple times in one frame for lighting, shadowing, reflections, etc.
7275  */
7276
7277 void R_AnimCache_Free(void)
7278 {
7279 }
7280
7281 void R_AnimCache_ClearCache(void)
7282 {
7283         int i;
7284         entity_render_t *ent;
7285
7286         for (i = 0;i < r_refdef.scene.numentities;i++)
7287         {
7288                 ent = r_refdef.scene.entities[i];
7289                 ent->animcache_vertex3f = NULL;
7290                 ent->animcache_normal3f = NULL;
7291                 ent->animcache_svector3f = NULL;
7292                 ent->animcache_tvector3f = NULL;
7293                 ent->animcache_vertexmesh = NULL;
7294                 ent->animcache_vertex3fbuffer = NULL;
7295                 ent->animcache_vertexmeshbuffer = NULL;
7296         }
7297 }
7298
7299 void R_AnimCache_UpdateEntityMeshBuffers(entity_render_t *ent, int numvertices)
7300 {
7301         int i;
7302
7303         // check if we need the meshbuffers
7304         if (!vid.useinterleavedarrays)
7305                 return;
7306
7307         if (!ent->animcache_vertexmesh && ent->animcache_normal3f)
7308                 ent->animcache_vertexmesh = (r_vertexmesh_t *)R_FrameData_Alloc(sizeof(r_vertexmesh_t)*numvertices);
7309         // TODO: upload vertex3f buffer?
7310         if (ent->animcache_vertexmesh)
7311         {
7312                 memcpy(ent->animcache_vertexmesh, ent->model->surfmesh.vertexmesh, sizeof(r_vertexmesh_t)*numvertices);
7313                 for (i = 0;i < numvertices;i++)
7314                         memcpy(ent->animcache_vertexmesh[i].vertex3f, ent->animcache_vertex3f + 3*i, sizeof(float[3]));
7315                 if (ent->animcache_svector3f)
7316                         for (i = 0;i < numvertices;i++)
7317                                 memcpy(ent->animcache_vertexmesh[i].svector3f, ent->animcache_svector3f + 3*i, sizeof(float[3]));
7318                 if (ent->animcache_tvector3f)
7319                         for (i = 0;i < numvertices;i++)
7320                                 memcpy(ent->animcache_vertexmesh[i].tvector3f, ent->animcache_tvector3f + 3*i, sizeof(float[3]));
7321                 if (ent->animcache_normal3f)
7322                         for (i = 0;i < numvertices;i++)
7323                                 memcpy(ent->animcache_vertexmesh[i].normal3f, ent->animcache_normal3f + 3*i, sizeof(float[3]));
7324                 // TODO: upload vertexmeshbuffer?
7325         }
7326 }
7327
7328 qboolean R_AnimCache_GetEntity(entity_render_t *ent, qboolean wantnormals, qboolean wanttangents)
7329 {
7330         dp_model_t *model = ent->model;
7331         int numvertices;
7332         // see if it's already cached this frame
7333         if (ent->animcache_vertex3f)
7334         {
7335                 // add normals/tangents if needed (this only happens with multiple views, reflections, cameras, etc)
7336                 if (wantnormals || wanttangents)
7337                 {
7338                         if (ent->animcache_normal3f)
7339                                 wantnormals = false;
7340                         if (ent->animcache_svector3f)
7341                                 wanttangents = false;
7342                         if (wantnormals || wanttangents)
7343                         {
7344                                 numvertices = model->surfmesh.num_vertices;
7345                                 if (wantnormals)
7346                                         ent->animcache_normal3f = (float *)R_FrameData_Alloc(sizeof(float[3])*numvertices);
7347                                 if (wanttangents)
7348                                 {
7349                                         ent->animcache_svector3f = (float *)R_FrameData_Alloc(sizeof(float[3])*numvertices);
7350                                         ent->animcache_tvector3f = (float *)R_FrameData_Alloc(sizeof(float[3])*numvertices);
7351                                 }
7352                                 model->AnimateVertices(model, ent->frameblend, ent->skeleton, NULL, wantnormals ? ent->animcache_normal3f : NULL, wanttangents ? ent->animcache_svector3f : NULL, wanttangents ? ent->animcache_tvector3f : NULL);
7353                                 R_AnimCache_UpdateEntityMeshBuffers(ent, model->surfmesh.num_vertices);
7354                         }
7355                 }
7356         }
7357         else
7358         {
7359                 // see if this ent is worth caching
7360                 if (!model || !model->Draw || !model->surfmesh.isanimated || !model->AnimateVertices || (ent->frameblend[0].lerp == 1 && ent->frameblend[0].subframe == 0 && !ent->skeleton))
7361                         return false;
7362                 // get some memory for this entity and generate mesh data
7363                 numvertices = model->surfmesh.num_vertices;
7364                 ent->animcache_vertex3f = (float *)R_FrameData_Alloc(sizeof(float[3])*numvertices);
7365                 if (wantnormals)
7366                         ent->animcache_normal3f = (float *)R_FrameData_Alloc(sizeof(float[3])*numvertices);
7367                 if (wanttangents)
7368                 {
7369                         ent->animcache_svector3f = (float *)R_FrameData_Alloc(sizeof(float[3])*numvertices);
7370                         ent->animcache_tvector3f = (float *)R_FrameData_Alloc(sizeof(float[3])*numvertices);
7371                 }
7372                 model->AnimateVertices(model, ent->frameblend, ent->skeleton, ent->animcache_vertex3f, ent->animcache_normal3f, ent->animcache_svector3f, ent->animcache_tvector3f);
7373                 R_AnimCache_UpdateEntityMeshBuffers(ent, model->surfmesh.num_vertices);
7374         }
7375         return true;
7376 }
7377
7378 void R_AnimCache_CacheVisibleEntities(void)
7379 {
7380         int i;
7381         qboolean wantnormals = true;
7382         qboolean wanttangents = !r_showsurfaces.integer;
7383
7384         switch(vid.renderpath)
7385         {
7386         case RENDERPATH_GL20:
7387         case RENDERPATH_D3D9:
7388         case RENDERPATH_D3D10:
7389         case RENDERPATH_D3D11:
7390         case RENDERPATH_GLES2:
7391                 break;
7392         case RENDERPATH_GL13:
7393         case RENDERPATH_GL11:
7394                 wanttangents = false;
7395                 break;
7396         case RENDERPATH_SOFT:
7397                 break;
7398         }
7399
7400         if (r_shownormals.integer)
7401                 wanttangents = wantnormals = true;
7402
7403         // TODO: thread this
7404         // NOTE: R_PrepareRTLights() also caches entities
7405
7406         for (i = 0;i < r_refdef.scene.numentities;i++)
7407                 if (r_refdef.viewcache.entityvisible[i])
7408                         R_AnimCache_GetEntity(r_refdef.scene.entities[i], wantnormals, wanttangents);
7409 }
7410
7411 //==================================================================================
7412
7413 static void R_View_UpdateEntityLighting (void)
7414 {
7415         int i;
7416         entity_render_t *ent;
7417         vec3_t tempdiffusenormal, avg;
7418         vec_t f, fa, fd, fdd;
7419         qboolean skipunseen = r_shadows.integer != 1; //|| R_Shadow_ShadowMappingEnabled();
7420
7421         for (i = 0;i < r_refdef.scene.numentities;i++)
7422         {
7423                 ent = r_refdef.scene.entities[i];
7424
7425                 // skip unseen models
7426                 if (!r_refdef.viewcache.entityvisible[i] && skipunseen)
7427                         continue;
7428
7429                 // skip bsp models
7430                 if (ent->model && ent->model->brush.num_leafs)
7431                 {
7432                         // TODO: use modellight for r_ambient settings on world?
7433                         VectorSet(ent->modellight_ambient, 0, 0, 0);
7434                         VectorSet(ent->modellight_diffuse, 0, 0, 0);
7435                         VectorSet(ent->modellight_lightdir, 0, 0, 1);
7436                         continue;
7437                 }
7438
7439                 // fetch the lighting from the worldmodel data
7440                 VectorClear(ent->modellight_ambient);
7441                 VectorClear(ent->modellight_diffuse);
7442                 VectorClear(tempdiffusenormal);
7443                 if ((ent->flags & RENDER_LIGHT) && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.LightPoint)
7444                 {
7445                         vec3_t org;
7446                         Matrix4x4_OriginFromMatrix(&ent->matrix, org);
7447
7448                         // complete lightning for lit sprites
7449                         // todo: make a EF_ field so small ents could be lit purely by modellight and skipping real rtlight pass (like EF_NORTLIGHT)?
7450                         if (ent->model->type == mod_sprite && !(ent->model->data_textures[0].basematerialflags & MATERIALFLAG_FULLBRIGHT))
7451                         {
7452                                 if (ent->model->sprite.sprnum_type == SPR_OVERHEAD) // apply offset for overhead sprites
7453                                         org[2] = org[2] + r_overheadsprites_pushback.value;
7454                                 R_CompleteLightPoint(ent->modellight_ambient, ent->modellight_diffuse, tempdiffusenormal, org, LP_LIGHTMAP | LP_RTWORLD | LP_DYNLIGHT);
7455                         }
7456                         else
7457                                 R_CompleteLightPoint(ent->modellight_ambient, ent->modellight_diffuse, tempdiffusenormal, org, LP_LIGHTMAP);
7458
7459                         if(ent->flags & RENDER_EQUALIZE)
7460                         {
7461                                 // first fix up ambient lighting...
7462                                 if(r_equalize_entities_minambient.value > 0)
7463                                 {
7464                                         fd = 0.299f * ent->modellight_diffuse[0] + 0.587f * ent->modellight_diffuse[1] + 0.114f * ent->modellight_diffuse[2];
7465                                         if(fd > 0)
7466                                         {
7467                                                 fa = (0.299f * ent->modellight_ambient[0] + 0.587f * ent->modellight_ambient[1] + 0.114f * ent->modellight_ambient[2]);
7468                                                 if(fa < r_equalize_entities_minambient.value * fd)
7469                                                 {
7470                                                         // solve:
7471                                                         //   fa'/fd' = minambient
7472                                                         //   fa'+0.25*fd' = fa+0.25*fd
7473                                                         //   ...
7474                                                         //   fa' = fd' * minambient
7475                                                         //   fd'*(0.25+minambient) = fa+0.25*fd
7476                                                         //   ...
7477                                                         //   fd' = (fa+0.25*fd) * 1 / (0.25+minambient)
7478                                                         //   fa' = (fa+0.25*fd) * minambient / (0.25+minambient)
7479                                                         //   ...
7480                                                         fdd = (fa + 0.25f * fd) / (0.25f + r_equalize_entities_minambient.value);
7481                                                         f = fdd / fd; // f>0 because all this is additive; f<1 because fdd<fd because this follows from fa < r_equalize_entities_minambient.value * fd
7482                                                         VectorMA(ent->modellight_ambient, (1-f)*0.25f, ent->modellight_diffuse, ent->modellight_ambient);
7483                                                         VectorScale(ent->modellight_diffuse, f, ent->modellight_diffuse);
7484                                                 }
7485                                         }
7486                                 }
7487
7488                                 if(r_equalize_entities_to.value > 0 && r_equalize_entities_by.value != 0)
7489                                 {
7490                                         fa = 0.299f * ent->modellight_ambient[0] + 0.587f * ent->modellight_ambient[1] + 0.114f * ent->modellight_ambient[2];
7491                                         fd = 0.299f * ent->modellight_diffuse[0] + 0.587f * ent->modellight_diffuse[1] + 0.114f * ent->modellight_diffuse[2];
7492                                         f = fa + 0.25 * fd;
7493                                         if(f > 0)
7494                                         {
7495                                                 // adjust brightness and saturation to target
7496                                                 avg[0] = avg[1] = avg[2] = fa / f;
7497                                                 VectorLerp(ent->modellight_ambient, r_equalize_entities_by.value, avg, ent->modellight_ambient);
7498                                                 avg[0] = avg[1] = avg[2] = fd / f;
7499                                                 VectorLerp(ent->modellight_diffuse, r_equalize_entities_by.value, avg, ent->modellight_diffuse);
7500                                         }
7501                                 }
7502                         }
7503                 }
7504                 else // highly rare
7505                         VectorSet(ent->modellight_ambient, 1, 1, 1);
7506
7507                 // move the light direction into modelspace coordinates for lighting code
7508                 Matrix4x4_Transform3x3(&ent->inversematrix, tempdiffusenormal, ent->modellight_lightdir);
7509                 if(VectorLength2(ent->modellight_lightdir) == 0)
7510                         VectorSet(ent->modellight_lightdir, 0, 0, 1); // have to set SOME valid vector here
7511                 VectorNormalize(ent->modellight_lightdir);
7512         }
7513 }
7514
7515 #define MAX_LINEOFSIGHTTRACES 64
7516
7517 static qboolean R_CanSeeBox(int numsamples, vec_t enlarge, vec3_t eye, vec3_t entboxmins, vec3_t entboxmaxs)
7518 {
7519         int i;
7520         vec3_t boxmins, boxmaxs;
7521         vec3_t start;
7522         vec3_t end;
7523         dp_model_t *model = r_refdef.scene.worldmodel;
7524
7525         if (!model || !model->brush.TraceLineOfSight)
7526                 return true;
7527
7528         // expand the box a little
7529         boxmins[0] = (enlarge+1) * entboxmins[0] - enlarge * entboxmaxs[0];
7530         boxmaxs[0] = (enlarge+1) * entboxmaxs[0] - enlarge * entboxmins[0];
7531         boxmins[1] = (enlarge+1) * entboxmins[1] - enlarge * entboxmaxs[1];
7532         boxmaxs[1] = (enlarge+1) * entboxmaxs[1] - enlarge * entboxmins[1];
7533         boxmins[2] = (enlarge+1) * entboxmins[2] - enlarge * entboxmaxs[2];
7534         boxmaxs[2] = (enlarge+1) * entboxmaxs[2] - enlarge * entboxmins[2];
7535
7536         // return true if eye is inside enlarged box
7537         if (BoxesOverlap(boxmins, boxmaxs, eye, eye))
7538                 return true;
7539
7540         // try center
7541         VectorCopy(eye, start);
7542         VectorMAM(0.5f, boxmins, 0.5f, boxmaxs, end);
7543         if (model->brush.TraceLineOfSight(model, start, end))
7544                 return true;
7545
7546         // try various random positions
7547         for (i = 0;i < numsamples;i++)
7548         {
7549                 VectorSet(end, lhrandom(boxmins[0], boxmaxs[0]), lhrandom(boxmins[1], boxmaxs[1]), lhrandom(boxmins[2], boxmaxs[2]));
7550                 if (model->brush.TraceLineOfSight(model, start, end))
7551                         return true;
7552         }
7553
7554         return false;
7555 }
7556
7557
7558 static void R_View_UpdateEntityVisible (void)
7559 {
7560         int i;
7561         int renderimask;
7562         int samples;
7563         entity_render_t *ent;
7564
7565         renderimask = r_refdef.envmap                                    ? (RENDER_EXTERIORMODEL | RENDER_VIEWMODEL)
7566                 : r_waterstate.renderingrefraction                       ? (RENDER_EXTERIORMODEL | RENDER_VIEWMODEL)
7567                 : (chase_active.integer || r_waterstate.renderingscene)  ? RENDER_VIEWMODEL
7568                 :                                                          RENDER_EXTERIORMODEL;
7569         if (!r_drawviewmodel.integer)
7570                 renderimask |= RENDER_VIEWMODEL;
7571         if (!r_drawexteriormodel.integer)
7572                 renderimask |= RENDER_EXTERIORMODEL;
7573         if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.BoxTouchingVisibleLeafs)
7574         {
7575                 // worldmodel can check visibility
7576                 memset(r_refdef.viewcache.entityvisible, 0, r_refdef.scene.numentities);
7577                 for (i = 0;i < r_refdef.scene.numentities;i++)
7578                 {
7579                         ent = r_refdef.scene.entities[i];
7580                         if (!(ent->flags & renderimask))
7581                         if (!R_CullBox(ent->mins, ent->maxs) || (ent->model && ent->model->type == mod_sprite && (ent->model->sprite.sprnum_type == SPR_LABEL || ent->model->sprite.sprnum_type == SPR_LABEL_SCALE)))
7582                         if ((ent->flags & (RENDER_NODEPTHTEST | RENDER_VIEWMODEL)) || r_refdef.scene.worldmodel->brush.BoxTouchingVisibleLeafs(r_refdef.scene.worldmodel, r_refdef.viewcache.world_leafvisible, ent->mins, ent->maxs))
7583                                 r_refdef.viewcache.entityvisible[i] = true;
7584                 }
7585                 if(r_cullentities_trace.integer && r_refdef.scene.worldmodel->brush.TraceLineOfSight && !r_refdef.view.useclipplane)
7586                         // sorry, this check doesn't work for portal/reflection/refraction renders as the view origin is not useful for culling
7587                 {
7588                         for (i = 0;i < r_refdef.scene.numentities;i++)
7589                         {
7590                                 ent = r_refdef.scene.entities[i];
7591                                 if(r_refdef.viewcache.entityvisible[i] && !(ent->flags & (RENDER_VIEWMODEL | RENDER_NOCULL | RENDER_NODEPTHTEST)) && !(ent->model && (ent->model->name[0] == '*')))
7592                                 {
7593                                         samples = ent->entitynumber ? r_cullentities_trace_samples.integer : r_cullentities_trace_tempentitysamples.integer;
7594                                         if (samples < 0)
7595                                                 continue; // temp entities do pvs only
7596                                         if(R_CanSeeBox(samples, r_cullentities_trace_enlarge.value, r_refdef.view.origin, ent->mins, ent->maxs))
7597                                                 ent->last_trace_visibility = realtime;
7598                                         if(ent->last_trace_visibility < realtime - r_cullentities_trace_delay.value)
7599                                                 r_refdef.viewcache.entityvisible[i] = 0;
7600                                 }
7601                         }
7602                 }
7603         }
7604         else
7605         {
7606                 // no worldmodel or it can't check visibility
7607                 for (i = 0;i < r_refdef.scene.numentities;i++)
7608                 {
7609                         ent = r_refdef.scene.entities[i];
7610                         r_refdef.viewcache.entityvisible[i] = !(ent->flags & renderimask) && ((ent->model && ent->model->type == mod_sprite && (ent->model->sprite.sprnum_type == SPR_LABEL || ent->model->sprite.sprnum_type == SPR_LABEL_SCALE)) || !R_CullBox(ent->mins, ent->maxs));
7611                 }
7612         }
7613 }
7614
7615 /// only used if skyrendermasked, and normally returns false
7616 int R_DrawBrushModelsSky (void)
7617 {
7618         int i, sky;
7619         entity_render_t *ent;
7620
7621         sky = false;
7622         for (i = 0;i < r_refdef.scene.numentities;i++)
7623         {
7624                 if (!r_refdef.viewcache.entityvisible[i])
7625                         continue;
7626                 ent = r_refdef.scene.entities[i];
7627                 if (!ent->model || !ent->model->DrawSky)
7628                         continue;
7629                 ent->model->DrawSky(ent);
7630                 sky = true;
7631         }
7632         return sky;
7633 }
7634
7635 static void R_DrawNoModel(entity_render_t *ent);
7636 static void R_DrawModels(void)
7637 {
7638         int i;
7639         entity_render_t *ent;
7640
7641         for (i = 0;i < r_refdef.scene.numentities;i++)
7642         {
7643                 if (!r_refdef.viewcache.entityvisible[i])
7644                         continue;
7645                 ent = r_refdef.scene.entities[i];
7646                 r_refdef.stats.entities++;
7647                 if (ent->model && ent->model->Draw != NULL)
7648                         ent->model->Draw(ent);
7649                 else
7650                         R_DrawNoModel(ent);
7651         }
7652 }
7653
7654 static void R_DrawModelsDepth(void)
7655 {
7656         int i;
7657         entity_render_t *ent;
7658
7659         for (i = 0;i < r_refdef.scene.numentities;i++)
7660         {
7661                 if (!r_refdef.viewcache.entityvisible[i])
7662                         continue;
7663                 ent = r_refdef.scene.entities[i];
7664                 if (ent->model && ent->model->DrawDepth != NULL)
7665                         ent->model->DrawDepth(ent);
7666         }
7667 }
7668
7669 static void R_DrawModelsDebug(void)
7670 {
7671         int i;
7672         entity_render_t *ent;
7673
7674         for (i = 0;i < r_refdef.scene.numentities;i++)
7675         {
7676                 if (!r_refdef.viewcache.entityvisible[i])
7677                         continue;
7678                 ent = r_refdef.scene.entities[i];
7679                 if (ent->model && ent->model->DrawDebug != NULL)
7680                         ent->model->DrawDebug(ent);
7681         }
7682 }
7683
7684 static void R_DrawModelsAddWaterPlanes(void)
7685 {
7686         int i;
7687         entity_render_t *ent;
7688
7689         for (i = 0;i < r_refdef.scene.numentities;i++)
7690         {
7691                 if (!r_refdef.viewcache.entityvisible[i])
7692                         continue;
7693                 ent = r_refdef.scene.entities[i];
7694                 if (ent->model && ent->model->DrawAddWaterPlanes != NULL)
7695                         ent->model->DrawAddWaterPlanes(ent);
7696         }
7697 }
7698
7699 void R_HDR_UpdateIrisAdaptation(const vec3_t point)
7700 {
7701         if (r_hdr_irisadaptation.integer)
7702         {
7703                 vec3_t ambient;
7704                 vec3_t diffuse;
7705                 vec3_t diffusenormal;
7706                 vec_t brightness;
7707                 vec_t goal;
7708                 vec_t adjust;
7709                 vec_t current;
7710                 R_CompleteLightPoint(ambient, diffuse, diffusenormal, point, LP_LIGHTMAP | LP_RTWORLD | LP_DYNLIGHT);
7711                 brightness = (ambient[0] + ambient[1] + ambient[2] + diffuse[0] + diffuse[1] + diffuse[2]) * (1.0f / 3.0f);
7712                 brightness = max(0.0000001f, brightness);
7713                 goal = r_hdr_irisadaptation_multiplier.value / brightness;
7714                 goal = bound(r_hdr_irisadaptation_minvalue.value, goal, r_hdr_irisadaptation_maxvalue.value);
7715                 adjust = r_hdr_irisadaptation_fade.value * cl.realframetime;
7716                 current = r_hdr_irisadaptation_value.value;
7717                 if (current < goal)
7718                         current = min(current + adjust, goal);
7719                 else if (current > goal)
7720                         current = max(current - adjust, goal);
7721                 if (fabs(r_hdr_irisadaptation_value.value - current) > 0.0001f)
7722                         Cvar_SetValueQuick(&r_hdr_irisadaptation_value, current);
7723         }
7724         else if (r_hdr_irisadaptation_value.value != 1.0f)
7725                 Cvar_SetValueQuick(&r_hdr_irisadaptation_value, 1.0f);
7726 }
7727
7728 static void R_View_SetFrustum(const int *scissor)
7729 {
7730         int i;
7731         double fpx = +1, fnx = -1, fpy = +1, fny = -1;
7732         vec3_t forward, left, up, origin, v;
7733
7734         if(scissor)
7735         {
7736                 // flipped x coordinates (because x points left here)
7737                 fpx =  1.0 - 2.0 * (scissor[0]              - r_refdef.view.viewport.x) / (double) (r_refdef.view.viewport.width);
7738                 fnx =  1.0 - 2.0 * (scissor[0] + scissor[2] - r_refdef.view.viewport.x) / (double) (r_refdef.view.viewport.width);
7739
7740                 // D3D Y coordinate is top to bottom, OpenGL is bottom to top, fix the D3D one
7741                 switch(vid.renderpath)
7742                 {
7743                         case RENDERPATH_D3D9:
7744                         case RENDERPATH_D3D10:
7745                         case RENDERPATH_D3D11:
7746                         case RENDERPATH_SOFT:
7747                                 // non-flipped y coordinates
7748                                 fny = -1.0 + 2.0 * (vid.height - scissor[1] - scissor[3] - r_refdef.view.viewport.y) / (double) (r_refdef.view.viewport.height);
7749                                 fpy = -1.0 + 2.0 * (vid.height - scissor[1]              - r_refdef.view.viewport.y) / (double) (r_refdef.view.viewport.height);
7750                                 break;
7751                         case RENDERPATH_GL11:
7752                         case RENDERPATH_GL13:
7753                         case RENDERPATH_GL20:
7754                         case RENDERPATH_GLES2:
7755                                 // non-flipped y coordinates
7756                                 fny = -1.0 + 2.0 * (scissor[1]              - r_refdef.view.viewport.y) / (double) (r_refdef.view.viewport.height);
7757                                 fpy = -1.0 + 2.0 * (scissor[1] + scissor[3] - r_refdef.view.viewport.y) / (double) (r_refdef.view.viewport.height);
7758                                 break;
7759                 }
7760         }
7761
7762         // we can't trust r_refdef.view.forward and friends in reflected scenes
7763         Matrix4x4_ToVectors(&r_refdef.view.matrix, forward, left, up, origin);
7764
7765 #if 0
7766         r_refdef.view.frustum[0].normal[0] = 0 - 1.0 / r_refdef.view.frustum_x;
7767         r_refdef.view.frustum[0].normal[1] = 0 - 0;
7768         r_refdef.view.frustum[0].normal[2] = -1 - 0;
7769         r_refdef.view.frustum[1].normal[0] = 0 + 1.0 / r_refdef.view.frustum_x;
7770         r_refdef.view.frustum[1].normal[1] = 0 + 0;
7771         r_refdef.view.frustum[1].normal[2] = -1 + 0;
7772         r_refdef.view.frustum[2].normal[0] = 0 - 0;
7773         r_refdef.view.frustum[2].normal[1] = 0 - 1.0 / r_refdef.view.frustum_y;
7774         r_refdef.view.frustum[2].normal[2] = -1 - 0;
7775         r_refdef.view.frustum[3].normal[0] = 0 + 0;
7776         r_refdef.view.frustum[3].normal[1] = 0 + 1.0 / r_refdef.view.frustum_y;
7777         r_refdef.view.frustum[3].normal[2] = -1 + 0;
7778 #endif
7779
7780 #if 0
7781         zNear = r_refdef.nearclip;
7782         nudge = 1.0 - 1.0 / (1<<23);
7783         r_refdef.view.frustum[4].normal[0] = 0 - 0;
7784         r_refdef.view.frustum[4].normal[1] = 0 - 0;
7785         r_refdef.view.frustum[4].normal[2] = -1 - -nudge;
7786         r_refdef.view.frustum[4].dist = 0 - -2 * zNear * nudge;
7787         r_refdef.view.frustum[5].normal[0] = 0 + 0;
7788         r_refdef.view.frustum[5].normal[1] = 0 + 0;
7789         r_refdef.view.frustum[5].normal[2] = -1 + -nudge;
7790         r_refdef.view.frustum[5].dist = 0 + -2 * zNear * nudge;
7791 #endif
7792
7793
7794
7795 #if 0
7796         r_refdef.view.frustum[0].normal[0] = m[3] - m[0];
7797         r_refdef.view.frustum[0].normal[1] = m[7] - m[4];
7798         r_refdef.view.frustum[0].normal[2] = m[11] - m[8];
7799         r_refdef.view.frustum[0].dist = m[15] - m[12];
7800
7801         r_refdef.view.frustum[1].normal[0] = m[3] + m[0];
7802         r_refdef.view.frustum[1].normal[1] = m[7] + m[4];
7803         r_refdef.view.frustum[1].normal[2] = m[11] + m[8];
7804         r_refdef.view.frustum[1].dist = m[15] + m[12];
7805
7806         r_refdef.view.frustum[2].normal[0] = m[3] - m[1];
7807         r_refdef.view.frustum[2].normal[1] = m[7] - m[5];
7808         r_refdef.view.frustum[2].normal[2] = m[11] - m[9];
7809         r_refdef.view.frustum[2].dist = m[15] - m[13];
7810
7811         r_refdef.view.frustum[3].normal[0] = m[3] + m[1];
7812         r_refdef.view.frustum[3].normal[1] = m[7] + m[5];
7813         r_refdef.view.frustum[3].normal[2] = m[11] + m[9];
7814         r_refdef.view.frustum[3].dist = m[15] + m[13];
7815
7816         r_refdef.view.frustum[4].normal[0] = m[3] - m[2];
7817         r_refdef.view.frustum[4].normal[1] = m[7] - m[6];
7818         r_refdef.view.frustum[4].normal[2] = m[11] - m[10];
7819         r_refdef.view.frustum[4].dist = m[15] - m[14];
7820
7821         r_refdef.view.frustum[5].normal[0] = m[3] + m[2];
7822         r_refdef.view.frustum[5].normal[1] = m[7] + m[6];
7823         r_refdef.view.frustum[5].normal[2] = m[11] + m[10];
7824         r_refdef.view.frustum[5].dist = m[15] + m[14];
7825 #endif
7826
7827         if (r_refdef.view.useperspective)
7828         {
7829                 // calculate frustum corners, which are used to calculate deformed frustum planes for shadow caster culling
7830                 VectorMAMAM(1024, forward, fnx * 1024.0 * r_refdef.view.frustum_x, left, fny * 1024.0 * r_refdef.view.frustum_y, up, r_refdef.view.frustumcorner[0]);
7831                 VectorMAMAM(1024, forward, fpx * 1024.0 * r_refdef.view.frustum_x, left, fny * 1024.0 * r_refdef.view.frustum_y, up, r_refdef.view.frustumcorner[1]);
7832                 VectorMAMAM(1024, forward, fnx * 1024.0 * r_refdef.view.frustum_x, left, fpy * 1024.0 * r_refdef.view.frustum_y, up, r_refdef.view.frustumcorner[2]);
7833                 VectorMAMAM(1024, forward, fpx * 1024.0 * r_refdef.view.frustum_x, left, fpy * 1024.0 * r_refdef.view.frustum_y, up, r_refdef.view.frustumcorner[3]);
7834
7835                 // then the normals from the corners relative to origin
7836                 CrossProduct(r_refdef.view.frustumcorner[2], r_refdef.view.frustumcorner[0], r_refdef.view.frustum[0].normal);
7837                 CrossProduct(r_refdef.view.frustumcorner[1], r_refdef.view.frustumcorner[3], r_refdef.view.frustum[1].normal);
7838                 CrossProduct(r_refdef.view.frustumcorner[0], r_refdef.view.frustumcorner[1], r_refdef.view.frustum[2].normal);
7839                 CrossProduct(r_refdef.view.frustumcorner[3], r_refdef.view.frustumcorner[2], r_refdef.view.frustum[3].normal);
7840
7841                 // in a NORMAL view, forward cross left == up
7842                 // in a REFLECTED view, forward cross left == down
7843                 // so our cross products above need to be adjusted for a left handed coordinate system
7844                 CrossProduct(forward, left, v);
7845                 if(DotProduct(v, up) < 0)
7846                 {
7847                         VectorNegate(r_refdef.view.frustum[0].normal, r_refdef.view.frustum[0].normal);
7848                         VectorNegate(r_refdef.view.frustum[1].normal, r_refdef.view.frustum[1].normal);
7849                         VectorNegate(r_refdef.view.frustum[2].normal, r_refdef.view.frustum[2].normal);
7850                         VectorNegate(r_refdef.view.frustum[3].normal, r_refdef.view.frustum[3].normal);
7851                 }
7852
7853                 // Leaving those out was a mistake, those were in the old code, and they
7854                 // fix a reproducable bug in this one: frustum culling got fucked up when viewmatrix was an identity matrix
7855                 // I couldn't reproduce it after adding those normalizations. --blub
7856                 VectorNormalize(r_refdef.view.frustum[0].normal);
7857                 VectorNormalize(r_refdef.view.frustum[1].normal);
7858                 VectorNormalize(r_refdef.view.frustum[2].normal);
7859                 VectorNormalize(r_refdef.view.frustum[3].normal);
7860
7861                 // make the corners absolute
7862                 VectorAdd(r_refdef.view.frustumcorner[0], r_refdef.view.origin, r_refdef.view.frustumcorner[0]);
7863                 VectorAdd(r_refdef.view.frustumcorner[1], r_refdef.view.origin, r_refdef.view.frustumcorner[1]);
7864                 VectorAdd(r_refdef.view.frustumcorner[2], r_refdef.view.origin, r_refdef.view.frustumcorner[2]);
7865                 VectorAdd(r_refdef.view.frustumcorner[3], r_refdef.view.origin, r_refdef.view.frustumcorner[3]);
7866
7867                 // one more normal
7868                 VectorCopy(forward, r_refdef.view.frustum[4].normal);
7869
7870                 r_refdef.view.frustum[0].dist = DotProduct (r_refdef.view.origin, r_refdef.view.frustum[0].normal);
7871                 r_refdef.view.frustum[1].dist = DotProduct (r_refdef.view.origin, r_refdef.view.frustum[1].normal);
7872                 r_refdef.view.frustum[2].dist = DotProduct (r_refdef.view.origin, r_refdef.view.frustum[2].normal);
7873                 r_refdef.view.frustum[3].dist = DotProduct (r_refdef.view.origin, r_refdef.view.frustum[3].normal);
7874                 r_refdef.view.frustum[4].dist = DotProduct (r_refdef.view.origin, r_refdef.view.frustum[4].normal) + r_refdef.nearclip;
7875         }
7876         else
7877         {
7878                 VectorScale(left, -r_refdef.view.ortho_x, r_refdef.view.frustum[0].normal);
7879                 VectorScale(left,  r_refdef.view.ortho_x, r_refdef.view.frustum[1].normal);
7880                 VectorScale(up, -r_refdef.view.ortho_y, r_refdef.view.frustum[2].normal);
7881                 VectorScale(up,  r_refdef.view.ortho_y, r_refdef.view.frustum[3].normal);
7882                 VectorCopy(forward, r_refdef.view.frustum[4].normal);
7883                 r_refdef.view.frustum[0].dist = DotProduct (r_refdef.view.origin, r_refdef.view.frustum[0].normal) + r_refdef.view.ortho_x;
7884                 r_refdef.view.frustum[1].dist = DotProduct (r_refdef.view.origin, r_refdef.view.frustum[1].normal) + r_refdef.view.ortho_x;
7885                 r_refdef.view.frustum[2].dist = DotProduct (r_refdef.view.origin, r_refdef.view.frustum[2].normal) + r_refdef.view.ortho_y;
7886                 r_refdef.view.frustum[3].dist = DotProduct (r_refdef.view.origin, r_refdef.view.frustum[3].normal) + r_refdef.view.ortho_y;
7887                 r_refdef.view.frustum[4].dist = DotProduct (r_refdef.view.origin, r_refdef.view.frustum[4].normal) + r_refdef.nearclip;
7888         }
7889         r_refdef.view.numfrustumplanes = 5;
7890
7891         if (r_refdef.view.useclipplane)
7892         {
7893                 r_refdef.view.numfrustumplanes = 6;
7894                 r_refdef.view.frustum[5] = r_refdef.view.clipplane;
7895         }
7896
7897         for (i = 0;i < r_refdef.view.numfrustumplanes;i++)
7898                 PlaneClassify(r_refdef.view.frustum + i);
7899
7900         // LordHavoc: note to all quake engine coders, Quake had a special case
7901         // for 90 degrees which assumed a square view (wrong), so I removed it,
7902         // Quake2 has it disabled as well.
7903
7904         // rotate R_VIEWFORWARD right by FOV_X/2 degrees
7905         //RotatePointAroundVector( r_refdef.view.frustum[0].normal, up, forward, -(90 - r_refdef.fov_x / 2));
7906         //r_refdef.view.frustum[0].dist = DotProduct (r_refdef.view.origin, frustum[0].normal);
7907         //PlaneClassify(&frustum[0]);
7908
7909         // rotate R_VIEWFORWARD left by FOV_X/2 degrees
7910         //RotatePointAroundVector( r_refdef.view.frustum[1].normal, up, forward, (90 - r_refdef.fov_x / 2));
7911         //r_refdef.view.frustum[1].dist = DotProduct (r_refdef.view.origin, frustum[1].normal);
7912         //PlaneClassify(&frustum[1]);
7913
7914         // rotate R_VIEWFORWARD up by FOV_X/2 degrees
7915         //RotatePointAroundVector( r_refdef.view.frustum[2].normal, left, forward, -(90 - r_refdef.fov_y / 2));
7916         //r_refdef.view.frustum[2].dist = DotProduct (r_refdef.view.origin, frustum[2].normal);
7917         //PlaneClassify(&frustum[2]);
7918
7919         // rotate R_VIEWFORWARD down by FOV_X/2 degrees
7920         //RotatePointAroundVector( r_refdef.view.frustum[3].normal, left, forward, (90 - r_refdef.fov_y / 2));
7921         //r_refdef.view.frustum[3].dist = DotProduct (r_refdef.view.origin, frustum[3].normal);
7922         //PlaneClassify(&frustum[3]);
7923
7924         // nearclip plane
7925         //VectorCopy(forward, r_refdef.view.frustum[4].normal);
7926         //r_refdef.view.frustum[4].dist = DotProduct (r_refdef.view.origin, frustum[4].normal) + r_nearclip.value;
7927         //PlaneClassify(&frustum[4]);
7928 }
7929
7930 void R_View_UpdateWithScissor(const int *myscissor)
7931 {
7932         R_Main_ResizeViewCache();
7933         R_View_SetFrustum(myscissor);
7934         R_View_WorldVisibility(r_refdef.view.useclipplane);
7935         R_View_UpdateEntityVisible();
7936         R_View_UpdateEntityLighting();
7937 }
7938
7939 void R_View_Update(void)
7940 {
7941         R_Main_ResizeViewCache();
7942         R_View_SetFrustum(NULL);
7943         R_View_WorldVisibility(r_refdef.view.useclipplane);
7944         R_View_UpdateEntityVisible();
7945         R_View_UpdateEntityLighting();
7946 }
7947
7948 void R_SetupView(qboolean allowwaterclippingplane)
7949 {
7950         const float *customclipplane = NULL;
7951         float plane[4];
7952         if (r_refdef.view.useclipplane && allowwaterclippingplane)
7953         {
7954                 // LordHavoc: couldn't figure out how to make this approach the
7955                 vec_t dist = r_refdef.view.clipplane.dist - r_water_clippingplanebias.value;
7956                 vec_t viewdist = DotProduct(r_refdef.view.origin, r_refdef.view.clipplane.normal);
7957                 if (viewdist < r_refdef.view.clipplane.dist + r_water_clippingplanebias.value)
7958                         dist = r_refdef.view.clipplane.dist;
7959                 plane[0] = r_refdef.view.clipplane.normal[0];
7960                 plane[1] = r_refdef.view.clipplane.normal[1];
7961                 plane[2] = r_refdef.view.clipplane.normal[2];
7962                 plane[3] = dist;
7963                 customclipplane = plane;
7964         }
7965
7966         if (!r_refdef.view.useperspective)
7967                 R_Viewport_InitOrtho(&r_refdef.view.viewport, &r_refdef.view.matrix, r_refdef.view.x, vid.height - r_refdef.view.height - r_refdef.view.y, r_refdef.view.width, r_refdef.view.height, -r_refdef.view.ortho_x, -r_refdef.view.ortho_y, r_refdef.view.ortho_x, r_refdef.view.ortho_y, -r_refdef.farclip, r_refdef.farclip, customclipplane);
7968         else if (vid.stencil && r_useinfinitefarclip.integer)
7969                 R_Viewport_InitPerspectiveInfinite(&r_refdef.view.viewport, &r_refdef.view.matrix, r_refdef.view.x, vid.height - r_refdef.view.height - r_refdef.view.y, r_refdef.view.width, r_refdef.view.height, r_refdef.view.frustum_x, r_refdef.view.frustum_y, r_refdef.nearclip, customclipplane);
7970         else
7971                 R_Viewport_InitPerspective(&r_refdef.view.viewport, &r_refdef.view.matrix, r_refdef.view.x, vid.height - r_refdef.view.height - r_refdef.view.y, r_refdef.view.width, r_refdef.view.height, r_refdef.view.frustum_x, r_refdef.view.frustum_y, r_refdef.nearclip, r_refdef.farclip, customclipplane);
7972         R_SetViewport(&r_refdef.view.viewport);
7973 }
7974
7975 void R_EntityMatrix(const matrix4x4_t *matrix)
7976 {
7977         if (gl_modelmatrixchanged || memcmp(matrix, &gl_modelmatrix, sizeof(matrix4x4_t)))
7978         {
7979                 gl_modelmatrixchanged = false;
7980                 gl_modelmatrix = *matrix;
7981                 Matrix4x4_Concat(&gl_modelviewmatrix, &gl_viewmatrix, &gl_modelmatrix);
7982                 Matrix4x4_Concat(&gl_modelviewprojectionmatrix, &gl_projectionmatrix, &gl_modelviewmatrix);
7983                 Matrix4x4_ToArrayFloatGL(&gl_modelviewmatrix, gl_modelview16f);
7984                 Matrix4x4_ToArrayFloatGL(&gl_modelviewprojectionmatrix, gl_modelviewprojection16f);
7985                 CHECKGLERROR
7986                 switch(vid.renderpath)
7987                 {
7988                 case RENDERPATH_D3D9:
7989 #ifdef SUPPORTD3D
7990                         hlslVSSetParameter16f(D3DVSREGISTER_ModelViewProjectionMatrix, gl_modelviewprojection16f);
7991                         hlslVSSetParameter16f(D3DVSREGISTER_ModelViewMatrix, gl_modelview16f);
7992 #endif
7993                         break;
7994                 case RENDERPATH_D3D10:
7995                         Con_DPrintf("FIXME D3D10 shader %s:%i\n", __FILE__, __LINE__);
7996                         break;
7997                 case RENDERPATH_D3D11:
7998                         Con_DPrintf("FIXME D3D11 shader %s:%i\n", __FILE__, __LINE__);
7999                         break;
8000                 case RENDERPATH_GL13:
8001                 case RENDERPATH_GL11:
8002                         qglLoadMatrixf(gl_modelview16f);CHECKGLERROR
8003                         break;
8004                 case RENDERPATH_SOFT:
8005                         DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM_ModelViewProjectionMatrixM1, 1, false, gl_modelviewprojection16f);
8006                         DPSOFTRAST_UniformMatrix4fv(DPSOFTRAST_UNIFORM_ModelViewMatrixM1, 1, false, gl_modelview16f);
8007                         break;
8008                 case RENDERPATH_GL20:
8009                 case RENDERPATH_GLES2:
8010                         if (r_glsl_permutation && r_glsl_permutation->loc_ModelViewProjectionMatrix >= 0) qglUniformMatrix4fv(r_glsl_permutation->loc_ModelViewProjectionMatrix, 1, false, gl_modelviewprojection16f);
8011                         if (r_glsl_permutation && r_glsl_permutation->loc_ModelViewMatrix >= 0) qglUniformMatrix4fv(r_glsl_permutation->loc_ModelViewMatrix, 1, false, gl_modelview16f);
8012                         break;
8013                 }
8014         }
8015 }
8016
8017 void R_ResetViewRendering2D(void)
8018 {
8019         r_viewport_t viewport;
8020         DrawQ_Finish();
8021
8022         // GL is weird because it's bottom to top, r_refdef.view.y is top to bottom
8023         R_Viewport_InitOrtho(&viewport, &identitymatrix, r_refdef.view.x, vid.height - r_refdef.view.height - r_refdef.view.y, r_refdef.view.width, r_refdef.view.height, 0, 0, 1, 1, -10, 100, NULL);
8024         R_SetViewport(&viewport);
8025         GL_Scissor(viewport.x, viewport.y, viewport.width, viewport.height);
8026         GL_Color(1, 1, 1, 1);
8027         GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
8028         GL_BlendFunc(GL_ONE, GL_ZERO);
8029         GL_ScissorTest(false);
8030         GL_DepthMask(false);
8031         GL_DepthRange(0, 1);
8032         GL_DepthTest(false);
8033         GL_DepthFunc(GL_LEQUAL);
8034         R_EntityMatrix(&identitymatrix);
8035         R_Mesh_ResetTextureState();
8036         GL_PolygonOffset(0, 0);
8037         R_SetStencil(false, 255, GL_KEEP, GL_KEEP, GL_KEEP, GL_ALWAYS, 128, 255);
8038         switch(vid.renderpath)
8039         {
8040         case RENDERPATH_GL11:
8041         case RENDERPATH_GL13:
8042         case RENDERPATH_GL20:
8043         case RENDERPATH_GLES2:
8044                 qglEnable(GL_POLYGON_OFFSET_FILL);CHECKGLERROR
8045                 break;
8046         case RENDERPATH_D3D9:
8047         case RENDERPATH_D3D10:
8048         case RENDERPATH_D3D11:
8049         case RENDERPATH_SOFT:
8050                 break;
8051         }
8052         GL_CullFace(GL_NONE);
8053 }
8054
8055 void R_ResetViewRendering3D(void)
8056 {
8057         DrawQ_Finish();
8058
8059         R_SetupView(true);
8060         GL_Scissor(r_refdef.view.viewport.x, r_refdef.view.viewport.y, r_refdef.view.viewport.width, r_refdef.view.viewport.height);
8061         GL_Color(1, 1, 1, 1);
8062         GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
8063         GL_BlendFunc(GL_ONE, GL_ZERO);
8064         GL_ScissorTest(true);
8065         GL_DepthMask(true);
8066         GL_DepthRange(0, 1);
8067         GL_DepthTest(true);
8068         GL_DepthFunc(GL_LEQUAL);
8069         R_EntityMatrix(&identitymatrix);
8070         R_Mesh_ResetTextureState();
8071         GL_PolygonOffset(r_refdef.polygonfactor, r_refdef.polygonoffset);
8072         R_SetStencil(false, 255, GL_KEEP, GL_KEEP, GL_KEEP, GL_ALWAYS, 128, 255);
8073         switch(vid.renderpath)
8074         {
8075         case RENDERPATH_GL11:
8076         case RENDERPATH_GL13:
8077         case RENDERPATH_GL20:
8078         case RENDERPATH_GLES2:
8079                 qglEnable(GL_POLYGON_OFFSET_FILL);CHECKGLERROR
8080                 break;
8081         case RENDERPATH_D3D9:
8082         case RENDERPATH_D3D10:
8083         case RENDERPATH_D3D11:
8084         case RENDERPATH_SOFT:
8085                 break;
8086         }
8087         GL_CullFace(r_refdef.view.cullface_back);
8088 }
8089
8090 /*
8091 ================
8092 R_RenderView_UpdateViewVectors
8093 ================
8094 */
8095 static void R_RenderView_UpdateViewVectors(void)
8096 {
8097         // break apart the view matrix into vectors for various purposes
8098         // it is important that this occurs outside the RenderScene function because that can be called from reflection renders, where the vectors come out wrong
8099         // however the r_refdef.view.origin IS updated in RenderScene intentionally - otherwise the sky renders at the wrong origin, etc
8100         Matrix4x4_ToVectors(&r_refdef.view.matrix, r_refdef.view.forward, r_refdef.view.left, r_refdef.view.up, r_refdef.view.origin);
8101         VectorNegate(r_refdef.view.left, r_refdef.view.right);
8102         // make an inverted copy of the view matrix for tracking sprites
8103         Matrix4x4_Invert_Simple(&r_refdef.view.inverse_matrix, &r_refdef.view.matrix);
8104 }
8105
8106 void R_RenderScene(void);
8107 void R_RenderWaterPlanes(void);
8108
8109 static void R_Water_StartFrame(void)
8110 {
8111         int i;
8112         int waterwidth, waterheight, texturewidth, textureheight, camerawidth, cameraheight;
8113         r_waterstate_waterplane_t *p;
8114
8115         if (vid.width > (int)vid.maxtexturesize_2d || vid.height > (int)vid.maxtexturesize_2d)
8116                 return;
8117
8118         switch(vid.renderpath)
8119         {
8120         case RENDERPATH_GL20:
8121         case RENDERPATH_D3D9:
8122         case RENDERPATH_D3D10:
8123         case RENDERPATH_D3D11:
8124         case RENDERPATH_SOFT:
8125         case RENDERPATH_GLES2:
8126                 break;
8127         case RENDERPATH_GL13:
8128         case RENDERPATH_GL11:
8129                 return;
8130         }
8131
8132         // set waterwidth and waterheight to the water resolution that will be
8133         // used (often less than the screen resolution for faster rendering)
8134         waterwidth = (int)bound(1, vid.width * r_water_resolutionmultiplier.value, vid.width);
8135         waterheight = (int)bound(1, vid.height * r_water_resolutionmultiplier.value, vid.height);
8136
8137         // calculate desired texture sizes
8138         // can't use water if the card does not support the texture size
8139         if (!r_water.integer || r_showsurfaces.integer)
8140                 texturewidth = textureheight = waterwidth = waterheight = camerawidth = cameraheight = 0;
8141         else if (vid.support.arb_texture_non_power_of_two)
8142         {
8143                 texturewidth = waterwidth;
8144                 textureheight = waterheight;
8145                 camerawidth = waterwidth;
8146                 cameraheight = waterheight;
8147         }
8148         else
8149         {
8150                 for (texturewidth   = 1;texturewidth   < waterwidth ;texturewidth   *= 2);
8151                 for (textureheight  = 1;textureheight  < waterheight;textureheight  *= 2);
8152                 for (camerawidth    = 1;camerawidth   <= waterwidth; camerawidth    *= 2); camerawidth  /= 2;
8153                 for (cameraheight   = 1;cameraheight  <= waterheight;cameraheight   *= 2); cameraheight /= 2;
8154         }
8155
8156         // allocate textures as needed
8157         if (r_waterstate.texturewidth != texturewidth || r_waterstate.textureheight != textureheight || r_waterstate.camerawidth != camerawidth || r_waterstate.cameraheight != cameraheight)
8158         {
8159                 r_waterstate.maxwaterplanes = MAX_WATERPLANES;
8160                 for (i = 0, p = r_waterstate.waterplanes;i < r_waterstate.maxwaterplanes;i++, p++)
8161                 {
8162                         if (p->texture_refraction)
8163                                 R_FreeTexture(p->texture_refraction);
8164                         p->texture_refraction = NULL;
8165                         if (p->texture_reflection)
8166                                 R_FreeTexture(p->texture_reflection);
8167                         p->texture_reflection = NULL;
8168                         if (p->texture_camera)
8169                                 R_FreeTexture(p->texture_camera);
8170                         p->texture_camera = NULL;
8171                 }
8172                 memset(&r_waterstate, 0, sizeof(r_waterstate));
8173                 r_waterstate.texturewidth = texturewidth;
8174                 r_waterstate.textureheight = textureheight;
8175                 r_waterstate.camerawidth = camerawidth;
8176                 r_waterstate.cameraheight = cameraheight;
8177         }
8178
8179         if (r_waterstate.texturewidth)
8180         {
8181                 r_waterstate.enabled = true;
8182
8183                 // when doing a reduced render (HDR) we want to use a smaller area
8184                 r_waterstate.waterwidth = (int)bound(1, r_refdef.view.width * r_water_resolutionmultiplier.value, r_refdef.view.width);
8185                 r_waterstate.waterheight = (int)bound(1, r_refdef.view.height * r_water_resolutionmultiplier.value, r_refdef.view.height);
8186
8187                 // set up variables that will be used in shader setup
8188                 r_waterstate.screenscale[0] = 0.5f * (float)r_waterstate.waterwidth / (float)r_waterstate.texturewidth;
8189                 r_waterstate.screenscale[1] = 0.5f * (float)r_waterstate.waterheight / (float)r_waterstate.textureheight;
8190                 r_waterstate.screencenter[0] = 0.5f * (float)r_waterstate.waterwidth / (float)r_waterstate.texturewidth;
8191                 r_waterstate.screencenter[1] = 0.5f * (float)r_waterstate.waterheight / (float)r_waterstate.textureheight;
8192         }
8193
8194         r_waterstate.maxwaterplanes = MAX_WATERPLANES;
8195         r_waterstate.numwaterplanes = 0;
8196 }
8197
8198 void R_Water_AddWaterPlane(msurface_t *surface, int entno)
8199 {
8200         int triangleindex, planeindex;
8201         const int *e;
8202         vec3_t vert[3];
8203         vec3_t normal;
8204         vec3_t center;
8205         mplane_t plane;
8206         r_waterstate_waterplane_t *p;
8207         texture_t *t = R_GetCurrentTexture(surface->texture);
8208
8209         // just use the first triangle with a valid normal for any decisions
8210         VectorClear(normal);
8211         for (triangleindex = 0, e = rsurface.modelelement3i + surface->num_firsttriangle * 3;triangleindex < surface->num_triangles;triangleindex++, e += 3)
8212         {
8213                 Matrix4x4_Transform(&rsurface.matrix, rsurface.modelvertex3f + e[0]*3, vert[0]);
8214                 Matrix4x4_Transform(&rsurface.matrix, rsurface.modelvertex3f + e[1]*3, vert[1]);
8215                 Matrix4x4_Transform(&rsurface.matrix, rsurface.modelvertex3f + e[2]*3, vert[2]);
8216                 TriangleNormal(vert[0], vert[1], vert[2], normal);
8217                 if (VectorLength2(normal) >= 0.001)
8218                         break;
8219         }
8220
8221         VectorCopy(normal, plane.normal);
8222         VectorNormalize(plane.normal);
8223         plane.dist = DotProduct(vert[0], plane.normal);
8224         PlaneClassify(&plane);
8225         if (PlaneDiff(r_refdef.view.origin, &plane) < 0)
8226         {
8227                 // skip backfaces (except if nocullface is set)
8228                 if (!(t->currentmaterialflags & MATERIALFLAG_NOCULLFACE))
8229                         return;
8230                 VectorNegate(plane.normal, plane.normal);
8231                 plane.dist *= -1;
8232                 PlaneClassify(&plane);
8233         }
8234
8235
8236         // find a matching plane if there is one
8237         for (planeindex = 0, p = r_waterstate.waterplanes;planeindex < r_waterstate.numwaterplanes;planeindex++, p++)
8238                 if(p->camera_entity == t->camera_entity)
8239                         if (fabs(PlaneDiff(vert[0], &p->plane)) < 1 && fabs(PlaneDiff(vert[1], &p->plane)) < 1 && fabs(PlaneDiff(vert[2], &p->plane)) < 1)
8240                                 break;
8241         if (planeindex >= r_waterstate.maxwaterplanes)
8242                 return; // nothing we can do, out of planes
8243
8244         // if this triangle does not fit any known plane rendered this frame, add one
8245         if (planeindex >= r_waterstate.numwaterplanes)
8246         {
8247                 // store the new plane
8248                 r_waterstate.numwaterplanes++;
8249                 p->plane = plane;
8250                 // clear materialflags and pvs
8251                 p->materialflags = 0;
8252                 p->pvsvalid = false;
8253                 p->camera_entity = t->camera_entity;
8254                 VectorCopy(surface->mins, p->mins);
8255                 VectorCopy(surface->maxs, p->maxs);
8256         }
8257         else
8258         {
8259                 // merge mins/maxs
8260                 p->mins[0] = min(p->mins[0], surface->mins[0]);
8261                 p->mins[1] = min(p->mins[1], surface->mins[1]);
8262                 p->mins[2] = min(p->mins[2], surface->mins[2]);
8263                 p->maxs[0] = max(p->maxs[0], surface->maxs[0]);
8264                 p->maxs[1] = max(p->maxs[1], surface->maxs[1]);
8265                 p->maxs[2] = max(p->maxs[2], surface->maxs[2]);
8266         }
8267         // merge this surface's materialflags into the waterplane
8268         p->materialflags |= t->currentmaterialflags;
8269         if(!(p->materialflags & MATERIALFLAG_CAMERA))
8270         {
8271                 // merge this surface's PVS into the waterplane
8272                 VectorMAM(0.5f, surface->mins, 0.5f, surface->maxs, center);
8273                 if (p->materialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA) && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.FatPVS
8274                  && r_refdef.scene.worldmodel->brush.PointInLeaf && r_refdef.scene.worldmodel->brush.PointInLeaf(r_refdef.scene.worldmodel, center)->clusterindex >= 0)
8275                 {
8276                         r_refdef.scene.worldmodel->brush.FatPVS(r_refdef.scene.worldmodel, center, 2, p->pvsbits, sizeof(p->pvsbits), p->pvsvalid);
8277                         p->pvsvalid = true;
8278                 }
8279         }
8280 }
8281
8282 static void R_Water_ProcessPlanes(void)
8283 {
8284         int myscissor[4];
8285         r_refdef_view_t originalview;
8286         r_refdef_view_t myview;
8287         int planeindex;
8288         r_waterstate_waterplane_t *p;
8289         vec3_t visorigin;
8290
8291         originalview = r_refdef.view;
8292
8293         // make sure enough textures are allocated
8294         for (planeindex = 0, p = r_waterstate.waterplanes;planeindex < r_waterstate.numwaterplanes;planeindex++, p++)
8295         {
8296                 if (p->materialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION))
8297                 {
8298                         if (!p->texture_refraction)
8299                                 p->texture_refraction = R_LoadTexture2D(r_main_texturepool, va("waterplane%i_refraction", planeindex), r_waterstate.texturewidth, r_waterstate.textureheight, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_FORCELINEAR | TEXF_CLAMP, -1, NULL);
8300                         if (!p->texture_refraction)
8301                                 goto error;
8302                 }
8303                 else if (p->materialflags & MATERIALFLAG_CAMERA)
8304                 {
8305                         if (!p->texture_camera)
8306                                 p->texture_camera = R_LoadTexture2D(r_main_texturepool, va("waterplane%i_camera", planeindex), r_waterstate.camerawidth, r_waterstate.cameraheight, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_FORCELINEAR, -1, NULL);
8307                         if (!p->texture_camera)
8308                                 goto error;
8309                 }
8310
8311                 if (p->materialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFLECTION))
8312                 {
8313                         if (!p->texture_reflection)
8314                                 p->texture_reflection = R_LoadTexture2D(r_main_texturepool, va("waterplane%i_reflection", planeindex), r_waterstate.texturewidth, r_waterstate.textureheight, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_FORCELINEAR | TEXF_CLAMP, -1, NULL);
8315                         if (!p->texture_reflection)
8316                                 goto error;
8317                 }
8318         }
8319
8320         // render views
8321         r_refdef.view = originalview;
8322         r_refdef.view.showdebug = false;
8323         r_refdef.view.width = r_waterstate.waterwidth;
8324         r_refdef.view.height = r_waterstate.waterheight;
8325         r_refdef.view.useclipplane = true;
8326         myview = r_refdef.view;
8327         r_waterstate.renderingscene = true;
8328         for (planeindex = 0, p = r_waterstate.waterplanes;planeindex < r_waterstate.numwaterplanes;planeindex++, p++)
8329         {
8330                 if (p->materialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFLECTION))
8331                 {
8332                         r_refdef.view = myview;
8333                         if(r_water_scissormode.integer)
8334                         {
8335                                 R_SetupView(true);
8336                                 if(R_ScissorForBBox(p->mins, p->maxs, myscissor))
8337                                         continue; // FIXME the plane then still may get rendered but with broken texture, but it sure won't be visible
8338                         }
8339
8340                         // render reflected scene and copy into texture
8341                         Matrix4x4_Reflect(&r_refdef.view.matrix, p->plane.normal[0], p->plane.normal[1], p->plane.normal[2], p->plane.dist, -2);
8342                         // update the r_refdef.view.origin because otherwise the sky renders at the wrong location (amongst other problems)
8343                         Matrix4x4_OriginFromMatrix(&r_refdef.view.matrix, r_refdef.view.origin);
8344                         r_refdef.view.clipplane = p->plane;
8345
8346                         // reverse the cullface settings for this render
8347                         r_refdef.view.cullface_front = GL_FRONT;
8348                         r_refdef.view.cullface_back = GL_BACK;
8349                         if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.num_pvsclusterbytes)
8350                         {
8351                                 r_refdef.view.usecustompvs = true;
8352                                 if (p->pvsvalid)
8353                                         memcpy(r_refdef.viewcache.world_pvsbits, p->pvsbits, r_refdef.scene.worldmodel->brush.num_pvsclusterbytes);
8354                                 else
8355                                         memset(r_refdef.viewcache.world_pvsbits, 0xFF, r_refdef.scene.worldmodel->brush.num_pvsclusterbytes);
8356                         }
8357
8358                         R_ResetViewRendering3D();
8359                         R_ClearScreen(r_refdef.fogenabled);
8360                         if(r_water_scissormode.integer & 2)
8361                                 R_View_UpdateWithScissor(myscissor);
8362                         else
8363                                 R_View_Update();
8364                         if(r_water_scissormode.integer & 1)
8365                                 GL_Scissor(myscissor[0], myscissor[1], myscissor[2], myscissor[3]);
8366                         R_RenderScene();
8367
8368                         R_Mesh_CopyToTexture(p->texture_reflection, 0, 0, r_refdef.view.viewport.x, r_refdef.view.viewport.y, r_refdef.view.viewport.width, r_refdef.view.viewport.height);
8369                 }
8370
8371                 // render the normal view scene and copy into texture
8372                 // (except that a clipping plane should be used to hide everything on one side of the water, and the viewer's weapon model should be omitted)
8373                 if (p->materialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION))
8374                 {
8375                         r_refdef.view = myview;
8376                         if(r_water_scissormode.integer)
8377                         {
8378                                 R_SetupView(true);
8379                                 if(R_ScissorForBBox(p->mins, p->maxs, myscissor))
8380                                         continue; // FIXME the plane then still may get rendered but with broken texture, but it sure won't be visible
8381                         }
8382
8383                         r_waterstate.renderingrefraction = true;
8384
8385                         r_refdef.view.clipplane = p->plane;
8386                         VectorNegate(r_refdef.view.clipplane.normal, r_refdef.view.clipplane.normal);
8387                         r_refdef.view.clipplane.dist = -r_refdef.view.clipplane.dist;
8388
8389                         if((p->materialflags & MATERIALFLAG_CAMERA) && p->camera_entity)
8390                         {
8391                                 // we need to perform a matrix transform to render the view... so let's get the transformation matrix
8392                                 r_waterstate.renderingrefraction = false; // we don't want to hide the player model from these ones
8393                                 CL_VM_TransformView(p->camera_entity - MAX_EDICTS, &r_refdef.view.matrix, &r_refdef.view.clipplane, visorigin);
8394                                 R_RenderView_UpdateViewVectors();
8395                                 if(r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.FatPVS)
8396                                 {
8397                                         r_refdef.view.usecustompvs = true;
8398                                         r_refdef.scene.worldmodel->brush.FatPVS(r_refdef.scene.worldmodel, visorigin, 2, r_refdef.viewcache.world_pvsbits, (r_refdef.viewcache.world_numclusters+7)>>3, false);
8399                                 }
8400                         }
8401
8402                         PlaneClassify(&r_refdef.view.clipplane);
8403
8404                         R_ResetViewRendering3D();
8405                         R_ClearScreen(r_refdef.fogenabled);
8406                         if(r_water_scissormode.integer & 2)
8407                                 R_View_UpdateWithScissor(myscissor);
8408                         else
8409                                 R_View_Update();
8410                         if(r_water_scissormode.integer & 1)
8411                                 GL_Scissor(myscissor[0], myscissor[1], myscissor[2], myscissor[3]);
8412                         R_RenderScene();
8413
8414                         R_Mesh_CopyToTexture(p->texture_refraction, 0, 0, r_refdef.view.viewport.x, r_refdef.view.viewport.y, r_refdef.view.viewport.width, r_refdef.view.viewport.height);
8415                         r_waterstate.renderingrefraction = false;
8416                 }
8417                 else if (p->materialflags & MATERIALFLAG_CAMERA)
8418                 {
8419                         r_refdef.view = myview;
8420
8421                         r_refdef.view.clipplane = p->plane;
8422                         VectorNegate(r_refdef.view.clipplane.normal, r_refdef.view.clipplane.normal);
8423                         r_refdef.view.clipplane.dist = -r_refdef.view.clipplane.dist;
8424
8425                         r_refdef.view.width = r_waterstate.camerawidth;
8426                         r_refdef.view.height = r_waterstate.cameraheight;
8427                         r_refdef.view.frustum_x = 1; // tan(45 * M_PI / 180.0);
8428                         r_refdef.view.frustum_y = 1; // tan(45 * M_PI / 180.0);
8429
8430                         if(p->camera_entity)
8431                         {
8432                                 // we need to perform a matrix transform to render the view... so let's get the transformation matrix
8433                                 CL_VM_TransformView(p->camera_entity - MAX_EDICTS, &r_refdef.view.matrix, &r_refdef.view.clipplane, visorigin);
8434                         }
8435
8436                         // note: all of the view is used for displaying... so
8437                         // there is no use in scissoring
8438
8439                         // reverse the cullface settings for this render
8440                         r_refdef.view.cullface_front = GL_FRONT;
8441                         r_refdef.view.cullface_back = GL_BACK;
8442                         // also reverse the view matrix
8443                         Matrix4x4_ConcatScale3(&r_refdef.view.matrix, 1, 1, -1); // this serves to invert texcoords in the result, as the copied texture is mapped the wrong way round
8444                         R_RenderView_UpdateViewVectors();
8445                         if(p->camera_entity && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.FatPVS)
8446                         {
8447                                 r_refdef.view.usecustompvs = true;
8448                                 r_refdef.scene.worldmodel->brush.FatPVS(r_refdef.scene.worldmodel, visorigin, 2, r_refdef.viewcache.world_pvsbits, (r_refdef.viewcache.world_numclusters+7)>>3, false);
8449                         }
8450
8451                         // camera needs no clipplane
8452                         r_refdef.view.useclipplane = false;
8453
8454                         PlaneClassify(&r_refdef.view.clipplane);
8455
8456                         R_ResetViewRendering3D();
8457                         R_ClearScreen(r_refdef.fogenabled);
8458                         R_View_Update();
8459                         R_RenderScene();
8460
8461                         R_Mesh_CopyToTexture(p->texture_camera, 0, 0, r_refdef.view.viewport.x, r_refdef.view.viewport.y, r_refdef.view.viewport.width, r_refdef.view.viewport.height);
8462                         r_waterstate.renderingrefraction = false;
8463                 }
8464
8465         }
8466         r_waterstate.renderingscene = false;
8467         r_refdef.view = originalview;
8468         R_ResetViewRendering3D();
8469         R_ClearScreen(r_refdef.fogenabled);
8470         R_View_Update();
8471         return;
8472 error:
8473         r_refdef.view = originalview;
8474         r_waterstate.renderingscene = false;
8475         Cvar_SetValueQuick(&r_water, 0);
8476         Con_Printf("R_Water_ProcessPlanes: Error: texture creation failed!  Turned off r_water.\n");
8477         return;
8478 }
8479
8480 void R_Bloom_StartFrame(void)
8481 {
8482         int bloomtexturewidth, bloomtextureheight, screentexturewidth, screentextureheight;
8483
8484         switch(vid.renderpath)
8485         {
8486         case RENDERPATH_GL20:
8487         case RENDERPATH_D3D9:
8488         case RENDERPATH_D3D10:
8489         case RENDERPATH_D3D11:
8490         case RENDERPATH_SOFT:
8491         case RENDERPATH_GLES2:
8492                 break;
8493         case RENDERPATH_GL13:
8494         case RENDERPATH_GL11:
8495                 return;
8496         }
8497
8498         // set bloomwidth and bloomheight to the bloom resolution that will be
8499         // used (often less than the screen resolution for faster rendering)
8500         r_bloomstate.bloomwidth = bound(1, r_bloom_resolution.integer, vid.height);
8501         r_bloomstate.bloomheight = r_bloomstate.bloomwidth * vid.height / vid.width;
8502         r_bloomstate.bloomheight = bound(1, r_bloomstate.bloomheight, vid.height);
8503         r_bloomstate.bloomwidth = bound(1, r_bloomstate.bloomwidth, (int)vid.maxtexturesize_2d);
8504         r_bloomstate.bloomheight = bound(1, r_bloomstate.bloomheight, (int)vid.maxtexturesize_2d);
8505
8506         // calculate desired texture sizes
8507         if (vid.support.arb_texture_non_power_of_two)
8508         {
8509                 screentexturewidth = r_refdef.view.width;
8510                 screentextureheight = r_refdef.view.height;
8511                 bloomtexturewidth = r_bloomstate.bloomwidth;
8512                 bloomtextureheight = r_bloomstate.bloomheight;
8513         }
8514         else
8515         {
8516                 for (screentexturewidth  = 1;screentexturewidth  < vid.width               ;screentexturewidth  *= 2);
8517                 for (screentextureheight = 1;screentextureheight < vid.height              ;screentextureheight *= 2);
8518                 for (bloomtexturewidth   = 1;bloomtexturewidth   < r_bloomstate.bloomwidth ;bloomtexturewidth   *= 2);
8519                 for (bloomtextureheight  = 1;bloomtextureheight  < r_bloomstate.bloomheight;bloomtextureheight  *= 2);
8520         }
8521
8522         if ((r_hdr.integer || r_bloom.integer || (!R_Stereo_Active() && (r_motionblur.value > 0 || r_damageblur.value > 0))) && ((r_bloom_resolution.integer < 4 || r_bloom_blur.value < 1 || r_bloom_blur.value >= 512) || r_refdef.view.width > (int)vid.maxtexturesize_2d || r_refdef.view.height > (int)vid.maxtexturesize_2d))
8523         {
8524                 Cvar_SetValueQuick(&r_hdr, 0);
8525                 Cvar_SetValueQuick(&r_bloom, 0);
8526                 Cvar_SetValueQuick(&r_motionblur, 0);
8527                 Cvar_SetValueQuick(&r_damageblur, 0);
8528         }
8529
8530         if (!(r_glsl_postprocess.integer || (!R_Stereo_ColorMasking() && r_glsl_saturation.value != 1) || (v_glslgamma.integer && !vid_gammatables_trivial)) && !r_bloom.integer && !r_hdr.integer && (R_Stereo_Active() || (r_motionblur.value <= 0 && r_damageblur.value <= 0)))
8531                 screentexturewidth = screentextureheight = 0;
8532         if (!r_hdr.integer && !r_bloom.integer)
8533                 bloomtexturewidth = bloomtextureheight = 0;
8534
8535         // allocate textures as needed
8536         if (r_bloomstate.screentexturewidth != screentexturewidth || r_bloomstate.screentextureheight != screentextureheight)
8537         {
8538                 if (r_bloomstate.texture_screen)
8539                         R_FreeTexture(r_bloomstate.texture_screen);
8540                 r_bloomstate.texture_screen = NULL;
8541                 r_bloomstate.screentexturewidth = screentexturewidth;
8542                 r_bloomstate.screentextureheight = screentextureheight;
8543                 if (r_bloomstate.screentexturewidth && r_bloomstate.screentextureheight)
8544                         r_bloomstate.texture_screen = R_LoadTexture2D(r_main_texturepool, "screen", r_bloomstate.screentexturewidth, r_bloomstate.screentextureheight, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_FORCENEAREST | TEXF_CLAMP, -1, NULL);
8545         }
8546         if (r_bloomstate.bloomtexturewidth != bloomtexturewidth || r_bloomstate.bloomtextureheight != bloomtextureheight)
8547         {
8548                 if (r_bloomstate.texture_bloom)
8549                         R_FreeTexture(r_bloomstate.texture_bloom);
8550                 r_bloomstate.texture_bloom = NULL;
8551                 r_bloomstate.bloomtexturewidth = bloomtexturewidth;
8552                 r_bloomstate.bloomtextureheight = bloomtextureheight;
8553                 if (r_bloomstate.bloomtexturewidth && r_bloomstate.bloomtextureheight)
8554                         r_bloomstate.texture_bloom = R_LoadTexture2D(r_main_texturepool, "bloom", r_bloomstate.bloomtexturewidth, r_bloomstate.bloomtextureheight, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_FORCELINEAR | TEXF_CLAMP, -1, NULL);
8555         }
8556
8557         // when doing a reduced render (HDR) we want to use a smaller area
8558         r_bloomstate.bloomwidth = bound(1, r_bloom_resolution.integer, r_refdef.view.height);
8559         r_bloomstate.bloomheight = r_bloomstate.bloomwidth * r_refdef.view.height / r_refdef.view.width;
8560         r_bloomstate.bloomheight = bound(1, r_bloomstate.bloomheight, r_refdef.view.height);
8561         r_bloomstate.bloomwidth = bound(1, r_bloomstate.bloomwidth, r_bloomstate.bloomtexturewidth);
8562         r_bloomstate.bloomheight = bound(1, r_bloomstate.bloomheight, r_bloomstate.bloomtextureheight);
8563
8564         // set up a texcoord array for the full resolution screen image
8565         // (we have to keep this around to copy back during final render)
8566         r_bloomstate.screentexcoord2f[0] = 0;
8567         r_bloomstate.screentexcoord2f[1] = (float)r_refdef.view.height    / (float)r_bloomstate.screentextureheight;
8568         r_bloomstate.screentexcoord2f[2] = (float)r_refdef.view.width     / (float)r_bloomstate.screentexturewidth;
8569         r_bloomstate.screentexcoord2f[3] = (float)r_refdef.view.height    / (float)r_bloomstate.screentextureheight;
8570         r_bloomstate.screentexcoord2f[4] = (float)r_refdef.view.width     / (float)r_bloomstate.screentexturewidth;
8571         r_bloomstate.screentexcoord2f[5] = 0;
8572         r_bloomstate.screentexcoord2f[6] = 0;
8573         r_bloomstate.screentexcoord2f[7] = 0;
8574
8575         // set up a texcoord array for the reduced resolution bloom image
8576         // (which will be additive blended over the screen image)
8577         r_bloomstate.bloomtexcoord2f[0] = 0;
8578         r_bloomstate.bloomtexcoord2f[1] = (float)r_bloomstate.bloomheight / (float)r_bloomstate.bloomtextureheight;
8579         r_bloomstate.bloomtexcoord2f[2] = (float)r_bloomstate.bloomwidth  / (float)r_bloomstate.bloomtexturewidth;
8580         r_bloomstate.bloomtexcoord2f[3] = (float)r_bloomstate.bloomheight / (float)r_bloomstate.bloomtextureheight;
8581         r_bloomstate.bloomtexcoord2f[4] = (float)r_bloomstate.bloomwidth  / (float)r_bloomstate.bloomtexturewidth;
8582         r_bloomstate.bloomtexcoord2f[5] = 0;
8583         r_bloomstate.bloomtexcoord2f[6] = 0;
8584         r_bloomstate.bloomtexcoord2f[7] = 0;
8585
8586         switch(vid.renderpath)
8587         {
8588         case RENDERPATH_GL11:
8589         case RENDERPATH_GL13:
8590         case RENDERPATH_GL20:
8591         case RENDERPATH_SOFT:
8592         case RENDERPATH_GLES2:
8593                 break;
8594         case RENDERPATH_D3D9:
8595         case RENDERPATH_D3D10:
8596         case RENDERPATH_D3D11:
8597                 {
8598                         int i;
8599                         for (i = 0;i < 4;i++)
8600                         {
8601                                 r_bloomstate.screentexcoord2f[i*2+0] += 0.5f / (float)r_bloomstate.screentexturewidth;
8602                                 r_bloomstate.screentexcoord2f[i*2+1] += 0.5f / (float)r_bloomstate.screentextureheight;
8603                                 r_bloomstate.bloomtexcoord2f[i*2+0] += 0.5f / (float)r_bloomstate.bloomtexturewidth;
8604                                 r_bloomstate.bloomtexcoord2f[i*2+1] += 0.5f / (float)r_bloomstate.bloomtextureheight;
8605                         }
8606                 }
8607                 break;
8608         }
8609
8610         if (r_hdr.integer || r_bloom.integer)
8611         {
8612                 r_bloomstate.enabled = true;
8613                 r_bloomstate.hdr = r_hdr.integer != 0;
8614         }
8615
8616         R_Viewport_InitOrtho(&r_bloomstate.viewport, &identitymatrix, r_refdef.view.x, vid.height - r_bloomstate.bloomheight - r_refdef.view.y, r_bloomstate.bloomwidth, r_bloomstate.bloomheight, 0, 0, 1, 1, -10, 100, NULL);
8617 }
8618
8619 void R_Bloom_CopyBloomTexture(float colorscale)
8620 {
8621         r_refdef.stats.bloom++;
8622
8623         // scale down screen texture to the bloom texture size
8624         CHECKGLERROR
8625         R_SetViewport(&r_bloomstate.viewport);
8626         GL_BlendFunc(GL_ONE, GL_ZERO);
8627         GL_Color(colorscale, colorscale, colorscale, 1);
8628         // D3D has upside down Y coords, the easiest way to flip this is to flip the screen vertices rather than the texcoords, so we just use a different array for that...
8629         switch(vid.renderpath)
8630         {
8631         case RENDERPATH_GL11:
8632         case RENDERPATH_GL13:
8633         case RENDERPATH_GL20:
8634         case RENDERPATH_SOFT:
8635         case RENDERPATH_GLES2:
8636                 R_Mesh_PrepareVertices_Generic_Arrays(4, r_screenvertex3f, NULL, r_bloomstate.screentexcoord2f);
8637                 break;
8638         case RENDERPATH_D3D9:
8639         case RENDERPATH_D3D10:
8640         case RENDERPATH_D3D11:
8641                 R_Mesh_PrepareVertices_Generic_Arrays(4, r_d3dscreenvertex3f, NULL, r_bloomstate.screentexcoord2f);
8642                 break;
8643         }
8644         // TODO: do boxfilter scale-down in shader?
8645         R_SetupShader_Generic(r_bloomstate.texture_screen, NULL, GL_MODULATE, 1);
8646         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
8647         r_refdef.stats.bloom_drawpixels += r_bloomstate.bloomwidth * r_bloomstate.bloomheight;
8648
8649         // we now have a bloom image in the framebuffer
8650         // copy it into the bloom image texture for later processing
8651         R_Mesh_CopyToTexture(r_bloomstate.texture_bloom, 0, 0, r_bloomstate.viewport.x, r_bloomstate.viewport.y, r_bloomstate.viewport.width, r_bloomstate.viewport.height);
8652         r_refdef.stats.bloom_copypixels += r_bloomstate.viewport.width * r_bloomstate.viewport.height;
8653 }
8654
8655 void R_Bloom_CopyHDRTexture(void)
8656 {
8657         R_Mesh_CopyToTexture(r_bloomstate.texture_bloom, 0, 0, r_refdef.view.viewport.x, r_refdef.view.viewport.y, r_refdef.view.viewport.width, r_refdef.view.viewport.height);
8658         r_refdef.stats.bloom_copypixels += r_refdef.view.viewport.width * r_refdef.view.viewport.height;
8659 }
8660
8661 void R_Bloom_MakeTexture(void)
8662 {
8663         int x, range, dir;
8664         float xoffset, yoffset, r, brighten;
8665
8666         r_refdef.stats.bloom++;
8667
8668         R_ResetViewRendering2D();
8669
8670         // we have a bloom image in the framebuffer
8671         CHECKGLERROR
8672         R_SetViewport(&r_bloomstate.viewport);
8673
8674         for (x = 1;x < min(r_bloom_colorexponent.value, 32);)
8675         {
8676                 x *= 2;
8677                 r = bound(0, r_bloom_colorexponent.value / x, 1);
8678                 GL_BlendFunc(GL_DST_COLOR, GL_SRC_COLOR);
8679                 GL_Color(r,r,r,1);
8680                 R_Mesh_PrepareVertices_Generic_Arrays(4, r_screenvertex3f, NULL, r_bloomstate.bloomtexcoord2f);
8681                 R_SetupShader_Generic(r_bloomstate.texture_bloom, NULL, GL_MODULATE, 1);
8682                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
8683                 r_refdef.stats.bloom_drawpixels += r_bloomstate.bloomwidth * r_bloomstate.bloomheight;
8684
8685                 // copy the vertically blurred bloom view to a texture
8686                 R_Mesh_CopyToTexture(r_bloomstate.texture_bloom, 0, 0, r_bloomstate.viewport.x, r_bloomstate.viewport.y, r_bloomstate.viewport.width, r_bloomstate.viewport.height);
8687                 r_refdef.stats.bloom_copypixels += r_bloomstate.viewport.width * r_bloomstate.viewport.height;
8688         }
8689
8690         range = r_bloom_blur.integer * r_bloomstate.bloomwidth / 320;
8691         brighten = r_bloom_brighten.value;
8692         if (r_hdr.integer)
8693                 brighten *= r_hdr_range.value;
8694         brighten = sqrt(brighten);
8695         if(range >= 1)
8696                 brighten *= (3 * range) / (2 * range - 1); // compensate for the "dot particle"
8697         R_SetupShader_Generic(r_bloomstate.texture_bloom, NULL, GL_MODULATE, 1);
8698
8699         for (dir = 0;dir < 2;dir++)
8700         {
8701                 // blend on at multiple vertical offsets to achieve a vertical blur
8702                 // TODO: do offset blends using GLSL
8703                 // TODO instead of changing the texcoords, change the target positions to prevent artifacts at edges
8704                 GL_BlendFunc(GL_ONE, GL_ZERO);
8705                 for (x = -range;x <= range;x++)
8706                 {
8707                         if (!dir){xoffset = 0;yoffset = x;}
8708                         else {xoffset = x;yoffset = 0;}
8709                         xoffset /= (float)r_bloomstate.bloomtexturewidth;
8710                         yoffset /= (float)r_bloomstate.bloomtextureheight;
8711                         // compute a texcoord array with the specified x and y offset
8712                         r_bloomstate.offsettexcoord2f[0] = xoffset+0;
8713                         r_bloomstate.offsettexcoord2f[1] = yoffset+(float)r_bloomstate.bloomheight / (float)r_bloomstate.bloomtextureheight;
8714                         r_bloomstate.offsettexcoord2f[2] = xoffset+(float)r_bloomstate.bloomwidth / (float)r_bloomstate.bloomtexturewidth;
8715                         r_bloomstate.offsettexcoord2f[3] = yoffset+(float)r_bloomstate.bloomheight / (float)r_bloomstate.bloomtextureheight;
8716                         r_bloomstate.offsettexcoord2f[4] = xoffset+(float)r_bloomstate.bloomwidth / (float)r_bloomstate.bloomtexturewidth;
8717                         r_bloomstate.offsettexcoord2f[5] = yoffset+0;
8718                         r_bloomstate.offsettexcoord2f[6] = xoffset+0;
8719                         r_bloomstate.offsettexcoord2f[7] = yoffset+0;
8720                         // this r value looks like a 'dot' particle, fading sharply to
8721                         // black at the edges
8722                         // (probably not realistic but looks good enough)
8723                         //r = ((range*range+1)/((float)(x*x+1)))/(range*2+1);
8724                         //r = brighten/(range*2+1);
8725                         r = brighten / (range * 2 + 1);
8726                         if(range >= 1)
8727                                 r *= (1 - x*x/(float)(range*range));
8728                         GL_Color(r, r, r, 1);
8729                         R_Mesh_PrepareVertices_Generic_Arrays(4, r_screenvertex3f, NULL, r_bloomstate.offsettexcoord2f);
8730                         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
8731                         r_refdef.stats.bloom_drawpixels += r_bloomstate.bloomwidth * r_bloomstate.bloomheight;
8732                         GL_BlendFunc(GL_ONE, GL_ONE);
8733                 }
8734
8735                 // copy the vertically blurred bloom view to a texture
8736                 R_Mesh_CopyToTexture(r_bloomstate.texture_bloom, 0, 0, r_bloomstate.viewport.x, r_bloomstate.viewport.y, r_bloomstate.viewport.width, r_bloomstate.viewport.height);
8737                 r_refdef.stats.bloom_copypixels += r_bloomstate.viewport.width * r_bloomstate.viewport.height;
8738         }
8739 }
8740
8741 void R_HDR_RenderBloomTexture(void)
8742 {
8743         int oldwidth, oldheight;
8744         float oldcolorscale;
8745         qboolean oldwaterstate;
8746
8747         oldwaterstate = r_waterstate.enabled;
8748         oldcolorscale = r_refdef.view.colorscale;
8749         oldwidth = r_refdef.view.width;
8750         oldheight = r_refdef.view.height;
8751         r_refdef.view.width = r_bloomstate.bloomwidth;
8752         r_refdef.view.height = r_bloomstate.bloomheight;
8753
8754         if(r_hdr.integer < 2)
8755                 r_waterstate.enabled = false;
8756
8757         // TODO: support GL_EXT_framebuffer_object rather than reusing the framebuffer?  it might improve SLI performance.
8758         // TODO: add exposure compensation features
8759         // TODO: add fp16 framebuffer support (using GL_EXT_framebuffer_object)
8760
8761         r_refdef.view.showdebug = false;
8762         r_refdef.view.colorscale *= r_bloom_colorscale.value / bound(1, r_hdr_range.value, 16);
8763
8764         R_ResetViewRendering3D();
8765
8766         R_ClearScreen(r_refdef.fogenabled);
8767         if (r_timereport_active)
8768                 R_TimeReport("HDRclear");
8769
8770         R_View_Update();
8771         if (r_timereport_active)
8772                 R_TimeReport("visibility");
8773
8774         // only do secondary renders with HDR if r_hdr is 2 or higher
8775         r_waterstate.numwaterplanes = 0;
8776         if (r_waterstate.enabled)
8777                 R_RenderWaterPlanes();
8778
8779         r_refdef.view.showdebug = true;
8780         R_RenderScene();
8781         r_waterstate.numwaterplanes = 0;
8782
8783         R_ResetViewRendering2D();
8784
8785         R_Bloom_CopyHDRTexture();
8786         R_Bloom_MakeTexture();
8787
8788         // restore the view settings
8789         r_waterstate.enabled = oldwaterstate;
8790         r_refdef.view.width = oldwidth;
8791         r_refdef.view.height = oldheight;
8792         r_refdef.view.colorscale = oldcolorscale;
8793
8794         R_ResetViewRendering3D();
8795
8796         R_ClearScreen(r_refdef.fogenabled);
8797         if (r_timereport_active)
8798                 R_TimeReport("viewclear");
8799 }
8800
8801 static void R_BlendView(void)
8802 {
8803         unsigned int permutation;
8804         float uservecs[4][4];
8805
8806         switch (vid.renderpath)
8807         {
8808         case RENDERPATH_GL20:
8809         case RENDERPATH_D3D9:
8810         case RENDERPATH_D3D10:
8811         case RENDERPATH_D3D11:
8812         case RENDERPATH_SOFT:
8813         case RENDERPATH_GLES2:
8814                 permutation =
8815                           (r_bloomstate.texture_bloom ? SHADERPERMUTATION_BLOOM : 0)
8816                         | (r_refdef.viewblend[3] > 0 ? SHADERPERMUTATION_VIEWTINT : 0)
8817                         | ((v_glslgamma.value && !vid_gammatables_trivial) ? SHADERPERMUTATION_GAMMARAMPS : 0)
8818                         | (r_glsl_postprocess.integer ? SHADERPERMUTATION_POSTPROCESSING : 0)
8819                         | ((!R_Stereo_ColorMasking() && r_glsl_saturation.value != 1) ? SHADERPERMUTATION_SATURATION : 0);
8820
8821                 if (r_bloomstate.texture_screen)
8822                 {
8823                         // make sure the buffer is available
8824                         if (r_bloom_blur.value < 1) { Cvar_SetValueQuick(&r_bloom_blur, 1); }
8825
8826                         R_ResetViewRendering2D();
8827
8828                         if(!R_Stereo_Active() && (r_motionblur.value > 0 || r_damageblur.value > 0))
8829                         {
8830                                 // declare variables
8831                                 float speed;
8832                                 static float avgspeed;
8833
8834                                 speed = VectorLength(cl.movement_velocity);
8835
8836                                 cl.motionbluralpha = bound(0, (cl.time - cl.oldtime) / max(0.001, r_motionblur_vcoeff.value), 1);
8837                                 avgspeed = avgspeed * (1 - cl.motionbluralpha) + speed * cl.motionbluralpha;
8838
8839                                 speed = (avgspeed - r_motionblur_vmin.value) / max(1, r_motionblur_vmax.value - r_motionblur_vmin.value);
8840                                 speed = bound(0, speed, 1);
8841                                 speed = speed * (1 - r_motionblur_bmin.value) + r_motionblur_bmin.value;
8842
8843                                 // calculate values into a standard alpha
8844                                 cl.motionbluralpha = 1 - exp(-
8845                                                 (
8846                                                  (r_motionblur.value * speed / 80)
8847                                                  +
8848                                                  (r_damageblur.value * (cl.cshifts[CSHIFT_DAMAGE].percent / 1600))
8849                                                 )
8850                                                 /
8851                                                 max(0.0001, cl.time - cl.oldtime) // fps independent
8852                                            );
8853
8854                                 cl.motionbluralpha *= lhrandom(1 - r_motionblur_randomize.value, 1 + r_motionblur_randomize.value);
8855                                 cl.motionbluralpha = bound(0, cl.motionbluralpha, r_motionblur_maxblur.value);
8856                                 // apply the blur
8857                                 if (cl.motionbluralpha > 0 && !r_refdef.envmap)
8858                                 {
8859                                         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
8860                                         GL_Color(1, 1, 1, cl.motionbluralpha);
8861                                         switch(vid.renderpath)
8862                                         {
8863                                         case RENDERPATH_GL11:
8864                                         case RENDERPATH_GL13:
8865                                         case RENDERPATH_GL20:
8866                                         case RENDERPATH_SOFT:
8867                                         case RENDERPATH_GLES2:
8868                                                 R_Mesh_PrepareVertices_Generic_Arrays(4, r_screenvertex3f, NULL, r_bloomstate.screentexcoord2f);
8869                                                 break;
8870                                         case RENDERPATH_D3D9:
8871                                         case RENDERPATH_D3D10:
8872                                         case RENDERPATH_D3D11:
8873                                                 R_Mesh_PrepareVertices_Generic_Arrays(4, r_d3dscreenvertex3f, NULL, r_bloomstate.screentexcoord2f);
8874                                                 break;
8875                                         }
8876                                         R_SetupShader_Generic(r_bloomstate.texture_screen, NULL, GL_MODULATE, 1);
8877                                         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
8878                                         r_refdef.stats.bloom_drawpixels += r_refdef.view.viewport.width * r_refdef.view.viewport.height;
8879                                 }
8880                         }
8881
8882                         // copy view into the screen texture
8883                         R_Mesh_CopyToTexture(r_bloomstate.texture_screen, 0, 0, r_refdef.view.viewport.x, r_refdef.view.viewport.y, r_refdef.view.viewport.width, r_refdef.view.viewport.height);
8884                         r_refdef.stats.bloom_copypixels += r_refdef.view.viewport.width * r_refdef.view.viewport.height;
8885                 }
8886                 else if (!r_bloomstate.texture_bloom)
8887                 {
8888                         // we may still have to do view tint...
8889                         if (r_refdef.viewblend[3] >= (1.0f / 256.0f))
8890                         {
8891                                 // apply a color tint to the whole view
8892                                 R_ResetViewRendering2D();
8893                                 GL_Color(r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);
8894                                 R_Mesh_PrepareVertices_Generic_Arrays(4, r_screenvertex3f, NULL, NULL);
8895                                 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
8896                                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
8897                                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
8898                         }
8899                         break; // no screen processing, no bloom, skip it
8900                 }
8901
8902                 if (r_bloomstate.texture_bloom && !r_bloomstate.hdr)
8903                 {
8904                         // render simple bloom effect
8905                         // copy the screen and shrink it and darken it for the bloom process
8906                         R_Bloom_CopyBloomTexture(r_bloom_colorscale.value);
8907                         // make the bloom texture
8908                         R_Bloom_MakeTexture();
8909                 }
8910
8911 #if _MSC_VER >= 1400
8912 #define sscanf sscanf_s
8913 #endif
8914                 memset(uservecs, 0, sizeof(uservecs));
8915                 if (r_glsl_postprocess_uservec1_enable.integer)
8916                         sscanf(r_glsl_postprocess_uservec1.string, "%f %f %f %f", &uservecs[0][0], &uservecs[0][1], &uservecs[0][2], &uservecs[0][3]);
8917                 if (r_glsl_postprocess_uservec2_enable.integer)
8918                         sscanf(r_glsl_postprocess_uservec2.string, "%f %f %f %f", &uservecs[1][0], &uservecs[1][1], &uservecs[1][2], &uservecs[1][3]);
8919                 if (r_glsl_postprocess_uservec3_enable.integer)
8920                         sscanf(r_glsl_postprocess_uservec3.string, "%f %f %f %f", &uservecs[2][0], &uservecs[2][1], &uservecs[2][2], &uservecs[2][3]);
8921                 if (r_glsl_postprocess_uservec4_enable.integer)
8922                         sscanf(r_glsl_postprocess_uservec4.string, "%f %f %f %f", &uservecs[3][0], &uservecs[3][1], &uservecs[3][2], &uservecs[3][3]);
8923
8924                 R_ResetViewRendering2D();
8925                 GL_Color(1, 1, 1, 1);
8926                 GL_BlendFunc(GL_ONE, GL_ZERO);
8927
8928                 switch(vid.renderpath)
8929                 {
8930                 case RENDERPATH_GL20:
8931                 case RENDERPATH_GLES2:
8932                         R_Mesh_PrepareVertices_Mesh_Arrays(4, r_screenvertex3f, NULL, NULL, NULL, NULL, r_bloomstate.screentexcoord2f, r_bloomstate.bloomtexcoord2f);
8933                         R_SetupShader_SetPermutationGLSL(SHADERMODE_POSTPROCESS, permutation);
8934                         if (r_glsl_permutation->tex_Texture_First           >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_First     , r_bloomstate.texture_screen);
8935                         if (r_glsl_permutation->tex_Texture_Second          >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Second    , r_bloomstate.texture_bloom );
8936                         if (r_glsl_permutation->tex_Texture_GammaRamps      >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_GammaRamps, r_texture_gammaramps       );
8937                         if (r_glsl_permutation->loc_ViewTintColor           >= 0) qglUniform4f(r_glsl_permutation->loc_ViewTintColor     , r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);
8938                         if (r_glsl_permutation->loc_PixelSize               >= 0) qglUniform2f(r_glsl_permutation->loc_PixelSize         , 1.0/r_bloomstate.screentexturewidth, 1.0/r_bloomstate.screentextureheight);
8939                         if (r_glsl_permutation->loc_UserVec1                >= 0) qglUniform4f(r_glsl_permutation->loc_UserVec1          , uservecs[0][0], uservecs[0][1], uservecs[0][2], uservecs[0][3]);
8940                         if (r_glsl_permutation->loc_UserVec2                >= 0) qglUniform4f(r_glsl_permutation->loc_UserVec2          , uservecs[1][0], uservecs[1][1], uservecs[1][2], uservecs[1][3]);
8941                         if (r_glsl_permutation->loc_UserVec3                >= 0) qglUniform4f(r_glsl_permutation->loc_UserVec3          , uservecs[2][0], uservecs[2][1], uservecs[2][2], uservecs[2][3]);
8942                         if (r_glsl_permutation->loc_UserVec4                >= 0) qglUniform4f(r_glsl_permutation->loc_UserVec4          , uservecs[3][0], uservecs[3][1], uservecs[3][2], uservecs[3][3]);
8943                         if (r_glsl_permutation->loc_Saturation              >= 0) qglUniform1f(r_glsl_permutation->loc_Saturation        , r_glsl_saturation.value);
8944                         if (r_glsl_permutation->loc_PixelToScreenTexCoord   >= 0) qglUniform2f(r_glsl_permutation->loc_PixelToScreenTexCoord, 1.0f/vid.width, 1.0f/vid.height);
8945                         if (r_glsl_permutation->loc_BloomColorSubtract      >= 0) qglUniform4f(r_glsl_permutation->loc_BloomColorSubtract   , r_bloom_colorsubtract.value, r_bloom_colorsubtract.value, r_bloom_colorsubtract.value, 0.0f);
8946                         break;
8947                 case RENDERPATH_D3D9:
8948 #ifdef SUPPORTD3D
8949                         // D3D has upside down Y coords, the easiest way to flip this is to flip the screen vertices rather than the texcoords, so we just use a different array for that...
8950                         R_Mesh_PrepareVertices_Mesh_Arrays(4, r_d3dscreenvertex3f, NULL, NULL, NULL, NULL, r_bloomstate.screentexcoord2f, r_bloomstate.bloomtexcoord2f);
8951                         R_SetupShader_SetPermutationHLSL(SHADERMODE_POSTPROCESS, permutation);
8952                         R_Mesh_TexBind(GL20TU_FIRST     , r_bloomstate.texture_screen);
8953                         R_Mesh_TexBind(GL20TU_SECOND    , r_bloomstate.texture_bloom );
8954                         R_Mesh_TexBind(GL20TU_GAMMARAMPS, r_texture_gammaramps       );
8955                         hlslPSSetParameter4f(D3DPSREGISTER_ViewTintColor        , r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);
8956                         hlslPSSetParameter2f(D3DPSREGISTER_PixelSize            , 1.0/r_bloomstate.screentexturewidth, 1.0/r_bloomstate.screentextureheight);
8957                         hlslPSSetParameter4f(D3DPSREGISTER_UserVec1             , uservecs[0][0], uservecs[0][1], uservecs[0][2], uservecs[0][3]);
8958                         hlslPSSetParameter4f(D3DPSREGISTER_UserVec2             , uservecs[1][0], uservecs[1][1], uservecs[1][2], uservecs[1][3]);
8959                         hlslPSSetParameter4f(D3DPSREGISTER_UserVec3             , uservecs[2][0], uservecs[2][1], uservecs[2][2], uservecs[2][3]);
8960                         hlslPSSetParameter4f(D3DPSREGISTER_UserVec4             , uservecs[3][0], uservecs[3][1], uservecs[3][2], uservecs[3][3]);
8961                         hlslPSSetParameter1f(D3DPSREGISTER_Saturation           , r_glsl_saturation.value);
8962                         hlslPSSetParameter2f(D3DPSREGISTER_PixelToScreenTexCoord, 1.0f/vid.width, 1.0/vid.height);
8963                         hlslPSSetParameter4f(D3DPSREGISTER_BloomColorSubtract   , r_bloom_colorsubtract.value, r_bloom_colorsubtract.value, r_bloom_colorsubtract.value, 0.0f);
8964 #endif
8965                         break;
8966                 case RENDERPATH_D3D10:
8967                         Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
8968                         break;
8969                 case RENDERPATH_D3D11:
8970                         Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
8971                         break;
8972                 case RENDERPATH_SOFT:
8973                         R_Mesh_PrepareVertices_Mesh_Arrays(4, r_screenvertex3f, NULL, NULL, NULL, NULL, r_bloomstate.screentexcoord2f, r_bloomstate.bloomtexcoord2f);
8974                         R_SetupShader_SetPermutationSoft(SHADERMODE_POSTPROCESS, permutation);
8975                         R_Mesh_TexBind(GL20TU_FIRST     , r_bloomstate.texture_screen);
8976                         R_Mesh_TexBind(GL20TU_SECOND    , r_bloomstate.texture_bloom );
8977                         R_Mesh_TexBind(GL20TU_GAMMARAMPS, r_texture_gammaramps       );
8978                         DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_ViewTintColor     , r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);
8979                         DPSOFTRAST_Uniform2f(DPSOFTRAST_UNIFORM_PixelSize         , 1.0/r_bloomstate.screentexturewidth, 1.0/r_bloomstate.screentextureheight);
8980                         DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_UserVec1          , uservecs[0][0], uservecs[0][1], uservecs[0][2], uservecs[0][3]);
8981                         DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_UserVec2          , uservecs[1][0], uservecs[1][1], uservecs[1][2], uservecs[1][3]);
8982                         DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_UserVec3          , uservecs[2][0], uservecs[2][1], uservecs[2][2], uservecs[2][3]);
8983                         DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_UserVec4          , uservecs[3][0], uservecs[3][1], uservecs[3][2], uservecs[3][3]);
8984                         DPSOFTRAST_Uniform1f(DPSOFTRAST_UNIFORM_Saturation        , r_glsl_saturation.value);
8985                         DPSOFTRAST_Uniform2f(DPSOFTRAST_UNIFORM_PixelToScreenTexCoord, 1.0f/vid.width, 1.0f/vid.height);
8986                         DPSOFTRAST_Uniform4f(DPSOFTRAST_UNIFORM_BloomColorSubtract   , r_bloom_colorsubtract.value, r_bloom_colorsubtract.value, r_bloom_colorsubtract.value, 0.0f);
8987                         break;
8988                 default:
8989                         break;
8990                 }
8991                 R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
8992                 r_refdef.stats.bloom_drawpixels += r_refdef.view.viewport.width * r_refdef.view.viewport.height;
8993                 break;
8994         case RENDERPATH_GL13:
8995         case RENDERPATH_GL11:
8996                 if (r_refdef.viewblend[3] >= (1.0f / 256.0f))
8997                 {
8998                         // apply a color tint to the whole view
8999                         R_ResetViewRendering2D();
9000                         GL_Color(r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);
9001                         R_Mesh_PrepareVertices_Generic_Arrays(4, r_screenvertex3f, NULL, NULL);
9002                         R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
9003                         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
9004                         R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
9005                 }
9006                 break;
9007         }
9008 }
9009
9010 matrix4x4_t r_waterscrollmatrix;
9011
9012 void R_UpdateFogColor(void) // needs to be called before HDR subrender too, as that changes colorscale!
9013 {
9014         if (r_refdef.fog_density)
9015         {
9016                 r_refdef.fogcolor[0] = r_refdef.fog_red;
9017                 r_refdef.fogcolor[1] = r_refdef.fog_green;
9018                 r_refdef.fogcolor[2] = r_refdef.fog_blue;
9019
9020                 Vector4Set(r_refdef.fogplane, 0, 0, 1, -r_refdef.fog_height);
9021                 r_refdef.fogplaneviewdist = DotProduct(r_refdef.fogplane, r_refdef.view.origin) + r_refdef.fogplane[3];
9022                 r_refdef.fogplaneviewabove = r_refdef.fogplaneviewdist >= 0;
9023                 r_refdef.fogheightfade = -0.5f/max(0.125f, r_refdef.fog_fadedepth);
9024
9025                 {
9026                         vec3_t fogvec;
9027                         VectorCopy(r_refdef.fogcolor, fogvec);
9028                         //   color.rgb *= ContrastBoost * SceneBrightness;
9029                         VectorScale(fogvec, r_refdef.view.colorscale, fogvec);
9030                         r_refdef.fogcolor[0] = bound(0.0f, fogvec[0], 1.0f);
9031                         r_refdef.fogcolor[1] = bound(0.0f, fogvec[1], 1.0f);
9032                         r_refdef.fogcolor[2] = bound(0.0f, fogvec[2], 1.0f);
9033                 }
9034         }
9035 }
9036
9037 void R_UpdateVariables(void)
9038 {
9039         R_Textures_Frame();
9040
9041         r_refdef.scene.ambient = r_ambient.value * (1.0f / 64.0f);
9042
9043         r_refdef.farclip = r_farclip_base.value;
9044         if (r_refdef.scene.worldmodel)
9045                 r_refdef.farclip += r_refdef.scene.worldmodel->radius * r_farclip_world.value * 2;
9046         r_refdef.nearclip = bound (0.001f, r_nearclip.value, r_refdef.farclip - 1.0f);
9047
9048         if (r_shadow_frontsidecasting.integer < 0 || r_shadow_frontsidecasting.integer > 1)
9049                 Cvar_SetValueQuick(&r_shadow_frontsidecasting, 1);
9050         r_refdef.polygonfactor = 0;
9051         r_refdef.polygonoffset = 0;
9052         r_refdef.shadowpolygonfactor = r_refdef.polygonfactor + r_shadow_polygonfactor.value * (r_shadow_frontsidecasting.integer ? 1 : -1);
9053         r_refdef.shadowpolygonoffset = r_refdef.polygonoffset + r_shadow_polygonoffset.value * (r_shadow_frontsidecasting.integer ? 1 : -1);
9054
9055         r_refdef.scene.rtworld = r_shadow_realtime_world.integer != 0;
9056         r_refdef.scene.rtworldshadows = r_shadow_realtime_world_shadows.integer && vid.stencil;
9057         r_refdef.scene.rtdlight = r_shadow_realtime_dlight.integer != 0 && !gl_flashblend.integer && r_dynamic.integer;
9058         r_refdef.scene.rtdlightshadows = r_refdef.scene.rtdlight && r_shadow_realtime_dlight_shadows.integer && vid.stencil;
9059         r_refdef.lightmapintensity = r_refdef.scene.rtworld ? r_shadow_realtime_world_lightmaps.value : 1;
9060         if (FAKELIGHT_ENABLED)
9061         {
9062                 r_refdef.lightmapintensity *= r_fakelight_intensity.value;
9063         }
9064         if (r_showsurfaces.integer)
9065         {
9066                 r_refdef.scene.rtworld = false;
9067                 r_refdef.scene.rtworldshadows = false;
9068                 r_refdef.scene.rtdlight = false;
9069                 r_refdef.scene.rtdlightshadows = false;
9070                 r_refdef.lightmapintensity = 0;
9071         }
9072
9073         if (gamemode == GAME_NEHAHRA)
9074         {
9075                 if (gl_fogenable.integer)
9076                 {
9077                         r_refdef.oldgl_fogenable = true;
9078                         r_refdef.fog_density = gl_fogdensity.value;
9079                         r_refdef.fog_red = gl_fogred.value;
9080                         r_refdef.fog_green = gl_foggreen.value;
9081                         r_refdef.fog_blue = gl_fogblue.value;
9082                         r_refdef.fog_alpha = 1;
9083                         r_refdef.fog_start = 0;
9084                         r_refdef.fog_end = gl_skyclip.value;
9085                         r_refdef.fog_height = 1<<30;
9086                         r_refdef.fog_fadedepth = 128;
9087                 }
9088                 else if (r_refdef.oldgl_fogenable)
9089                 {
9090                         r_refdef.oldgl_fogenable = false;
9091                         r_refdef.fog_density = 0;
9092                         r_refdef.fog_red = 0;
9093                         r_refdef.fog_green = 0;
9094                         r_refdef.fog_blue = 0;
9095                         r_refdef.fog_alpha = 0;
9096                         r_refdef.fog_start = 0;
9097                         r_refdef.fog_end = 0;
9098                         r_refdef.fog_height = 1<<30;
9099                         r_refdef.fog_fadedepth = 128;
9100                 }
9101         }
9102
9103         r_refdef.fog_alpha = bound(0, r_refdef.fog_alpha, 1);
9104         r_refdef.fog_start = max(0, r_refdef.fog_start);
9105         r_refdef.fog_end = max(r_refdef.fog_start + 0.01, r_refdef.fog_end);
9106
9107         // R_UpdateFogColor(); // why? R_RenderScene does it anyway
9108
9109         if (r_refdef.fog_density && r_drawfog.integer)
9110         {
9111                 r_refdef.fogenabled = true;
9112                 // this is the point where the fog reaches 0.9986 alpha, which we
9113                 // consider a good enough cutoff point for the texture
9114                 // (0.9986 * 256 == 255.6)
9115                 if (r_fog_exp2.integer)
9116                         r_refdef.fogrange = 32 / (r_refdef.fog_density * r_refdef.fog_density) + r_refdef.fog_start;
9117                 else
9118                         r_refdef.fogrange = 2048 / r_refdef.fog_density + r_refdef.fog_start;
9119                 r_refdef.fogrange = bound(r_refdef.fog_start, r_refdef.fogrange, r_refdef.fog_end);
9120                 r_refdef.fograngerecip = 1.0f / r_refdef.fogrange;
9121                 r_refdef.fogmasktabledistmultiplier = FOGMASKTABLEWIDTH * r_refdef.fograngerecip;
9122                 if (strcmp(r_refdef.fogheighttexturename, r_refdef.fog_height_texturename))
9123                         R_BuildFogHeightTexture();
9124                 // fog color was already set
9125                 // update the fog texture
9126                 if (r_refdef.fogmasktable_start != r_refdef.fog_start || r_refdef.fogmasktable_alpha != r_refdef.fog_alpha || r_refdef.fogmasktable_density != r_refdef.fog_density || r_refdef.fogmasktable_range != r_refdef.fogrange)
9127                         R_BuildFogTexture();
9128                 r_refdef.fog_height_texcoordscale = 1.0f / max(0.125f, r_refdef.fog_fadedepth);
9129                 r_refdef.fog_height_tablescale = r_refdef.fog_height_tablesize * r_refdef.fog_height_texcoordscale;
9130         }
9131         else
9132                 r_refdef.fogenabled = false;
9133
9134         switch(vid.renderpath)
9135         {
9136         case RENDERPATH_GL20:
9137         case RENDERPATH_D3D9:
9138         case RENDERPATH_D3D10:
9139         case RENDERPATH_D3D11:
9140         case RENDERPATH_SOFT:
9141         case RENDERPATH_GLES2:
9142                 if(v_glslgamma.integer && !vid_gammatables_trivial)
9143                 {
9144                         if(!r_texture_gammaramps || vid_gammatables_serial != r_texture_gammaramps_serial)
9145                         {
9146                                 // build GLSL gamma texture
9147 #define RAMPWIDTH 256
9148                                 unsigned short ramp[RAMPWIDTH * 3];
9149                                 unsigned char rampbgr[RAMPWIDTH][4];
9150                                 int i;
9151
9152                                 r_texture_gammaramps_serial = vid_gammatables_serial;
9153
9154                                 VID_BuildGammaTables(&ramp[0], RAMPWIDTH);
9155                                 for(i = 0; i < RAMPWIDTH; ++i)
9156                                 {
9157                                         rampbgr[i][0] = (unsigned char) (ramp[i + 2 * RAMPWIDTH] * 255.0 / 65535.0 + 0.5);
9158                                         rampbgr[i][1] = (unsigned char) (ramp[i + RAMPWIDTH] * 255.0 / 65535.0 + 0.5);
9159                                         rampbgr[i][2] = (unsigned char) (ramp[i] * 255.0 / 65535.0 + 0.5);
9160                                         rampbgr[i][3] = 0;
9161                                 }
9162                                 if (r_texture_gammaramps)
9163                                 {
9164                                         R_UpdateTexture(r_texture_gammaramps, &rampbgr[0][0], 0, 0, 0, RAMPWIDTH, 1, 1);
9165                                 }
9166                                 else
9167                                 {
9168                                         r_texture_gammaramps = R_LoadTexture2D(r_main_texturepool, "gammaramps", RAMPWIDTH, 1, &rampbgr[0][0], TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_CLAMP | TEXF_PERSISTENT, -1, NULL);
9169                                 }
9170                         }
9171                 }
9172                 else
9173                 {
9174                         // remove GLSL gamma texture
9175                 }
9176                 break;
9177         case RENDERPATH_GL13:
9178         case RENDERPATH_GL11:
9179                 break;
9180         }
9181 }
9182
9183 static r_refdef_scene_type_t r_currentscenetype = RST_CLIENT;
9184 static r_refdef_scene_t r_scenes_store[ RST_COUNT ];
9185 /*
9186 ================
9187 R_SelectScene
9188 ================
9189 */
9190 void R_SelectScene( r_refdef_scene_type_t scenetype ) {
9191         if( scenetype != r_currentscenetype ) {
9192                 // store the old scenetype
9193                 r_scenes_store[ r_currentscenetype ] = r_refdef.scene;
9194                 r_currentscenetype = scenetype;
9195                 // move in the new scene
9196                 r_refdef.scene = r_scenes_store[ r_currentscenetype ];
9197         }
9198 }
9199
9200 /*
9201 ================
9202 R_GetScenePointer
9203 ================
9204 */
9205 r_refdef_scene_t * R_GetScenePointer( r_refdef_scene_type_t scenetype )
9206 {
9207         // of course, we could also add a qboolean that provides a lock state and a ReleaseScenePointer function..
9208         if( scenetype == r_currentscenetype ) {
9209                 return &r_refdef.scene;
9210         } else {
9211                 return &r_scenes_store[ scenetype ];
9212         }
9213 }
9214
9215 /*
9216 ================
9217 R_RenderView
9218 ================
9219 */
9220 int dpsoftrast_test;
9221 void R_RenderView(void)
9222 {
9223         matrix4x4_t originalmatrix = r_refdef.view.matrix, offsetmatrix;
9224
9225         dpsoftrast_test = r_test.integer;
9226
9227         if (r_timereport_active)
9228                 R_TimeReport("start");
9229         r_textureframe++; // used only by R_GetCurrentTexture
9230         rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
9231
9232         if(R_CompileShader_CheckStaticParms())
9233                 R_GLSL_Restart_f();
9234
9235         if (!r_drawentities.integer)
9236                 r_refdef.scene.numentities = 0;
9237
9238         R_AnimCache_ClearCache();
9239         R_FrameData_NewFrame();
9240
9241         /* adjust for stereo display */
9242         if(R_Stereo_Active())
9243         {
9244                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * (0.5f - r_stereo_side), 0, 0, r_stereo_angle.value * (0.5f - r_stereo_side), 0, 1);
9245                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
9246         }
9247
9248         if (r_refdef.view.isoverlay)
9249         {
9250                 // TODO: FIXME: move this into its own backend function maybe? [2/5/2008 Andreas]
9251                 GL_Clear(GL_DEPTH_BUFFER_BIT, NULL, 1.0f, 0);
9252                 R_TimeReport("depthclear");
9253
9254                 r_refdef.view.showdebug = false;
9255
9256                 r_waterstate.enabled = false;
9257                 r_waterstate.numwaterplanes = 0;
9258
9259                 R_RenderScene();
9260
9261                 r_refdef.view.matrix = originalmatrix;
9262
9263                 CHECKGLERROR
9264                 return;
9265         }
9266
9267         if (!r_refdef.scene.entities || r_refdef.view.width * r_refdef.view.height == 0 || !r_renderview.integer || cl_videoplaying/* || !r_refdef.scene.worldmodel*/)
9268         {
9269                 r_refdef.view.matrix = originalmatrix;
9270                 return; //Host_Error ("R_RenderView: NULL worldmodel");
9271         }
9272
9273         r_refdef.view.colorscale = r_hdr_scenebrightness.value * r_hdr_irisadaptation_value.value;
9274
9275         R_RenderView_UpdateViewVectors();
9276
9277         R_Shadow_UpdateWorldLightSelection();
9278
9279         R_Bloom_StartFrame();
9280         R_Water_StartFrame();
9281
9282         CHECKGLERROR
9283         if (r_timereport_active)
9284                 R_TimeReport("viewsetup");
9285
9286         R_ResetViewRendering3D();
9287
9288         if (r_refdef.view.clear || r_refdef.fogenabled)
9289         {
9290                 R_ClearScreen(r_refdef.fogenabled);
9291                 if (r_timereport_active)
9292                         R_TimeReport("viewclear");
9293         }
9294         r_refdef.view.clear = true;
9295
9296         // this produces a bloom texture to be used in R_BlendView() later
9297         if (r_hdr.integer && r_bloomstate.bloomwidth)
9298         {
9299                 R_HDR_RenderBloomTexture();
9300                 // we have to bump the texture frame again because r_refdef.view.colorscale is cached in the textures
9301                 r_textureframe++; // used only by R_GetCurrentTexture
9302         }
9303
9304         r_refdef.view.showdebug = true;
9305
9306         R_View_Update();
9307         if (r_timereport_active)
9308                 R_TimeReport("visibility");
9309
9310         r_waterstate.numwaterplanes = 0;
9311         if (r_waterstate.enabled)
9312                 R_RenderWaterPlanes();
9313
9314         R_RenderScene();
9315         r_waterstate.numwaterplanes = 0;
9316
9317         R_BlendView();
9318         if (r_timereport_active)
9319                 R_TimeReport("blendview");
9320
9321         GL_Scissor(0, 0, vid.width, vid.height);
9322         GL_ScissorTest(false);
9323
9324         r_refdef.view.matrix = originalmatrix;
9325
9326         CHECKGLERROR
9327 }
9328
9329 void R_RenderWaterPlanes(void)
9330 {
9331         if (cl.csqc_vidvars.drawworld && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->DrawAddWaterPlanes)
9332         {
9333                 r_refdef.scene.worldmodel->DrawAddWaterPlanes(r_refdef.scene.worldentity);
9334                 if (r_timereport_active)
9335                         R_TimeReport("waterworld");
9336         }
9337
9338         // don't let sound skip if going slow
9339         if (r_refdef.scene.extraupdate)
9340                 S_ExtraUpdate ();
9341
9342         R_DrawModelsAddWaterPlanes();
9343         if (r_timereport_active)
9344                 R_TimeReport("watermodels");
9345
9346         if (r_waterstate.numwaterplanes)
9347         {
9348                 R_Water_ProcessPlanes();
9349                 if (r_timereport_active)
9350                         R_TimeReport("waterscenes");
9351         }
9352 }
9353
9354 extern void R_DrawLightningBeams (void);
9355 extern void VM_CL_AddPolygonsToMeshQueue (void);
9356 extern void R_DrawPortals (void);
9357 extern cvar_t cl_locs_show;
9358 static void R_DrawLocs(void);
9359 static void R_DrawEntityBBoxes(void);
9360 static void R_DrawModelDecals(void);
9361 extern void R_DrawModelShadows(void);
9362 extern void R_DrawModelShadowMaps(void);
9363 extern cvar_t cl_decals_newsystem;
9364 extern qboolean r_shadow_usingdeferredprepass;
9365 void R_RenderScene(void)
9366 {
9367         qboolean shadowmapping = false;
9368
9369         if (r_timereport_active)
9370                 R_TimeReport("beginscene");
9371
9372         r_refdef.stats.renders++;
9373
9374         R_UpdateFogColor();
9375
9376         // don't let sound skip if going slow
9377         if (r_refdef.scene.extraupdate)
9378                 S_ExtraUpdate ();
9379
9380         R_MeshQueue_BeginScene();
9381
9382         R_SkyStartFrame();
9383
9384         Matrix4x4_CreateTranslate(&r_waterscrollmatrix, sin(r_refdef.scene.time) * 0.025 * r_waterscroll.value, sin(r_refdef.scene.time * 0.8f) * 0.025 * r_waterscroll.value, 0);
9385
9386         if (r_timereport_active)
9387                 R_TimeReport("skystartframe");
9388
9389         if (cl.csqc_vidvars.drawworld)
9390         {
9391                 // don't let sound skip if going slow
9392                 if (r_refdef.scene.extraupdate)
9393                         S_ExtraUpdate ();
9394
9395                 if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->DrawSky)
9396                 {
9397                         r_refdef.scene.worldmodel->DrawSky(r_refdef.scene.worldentity);
9398                         if (r_timereport_active)
9399                                 R_TimeReport("worldsky");
9400                 }
9401
9402                 if (R_DrawBrushModelsSky() && r_timereport_active)
9403                         R_TimeReport("bmodelsky");
9404
9405                 if (skyrendermasked && skyrenderlater)
9406                 {
9407                         // we have to force off the water clipping plane while rendering sky
9408                         R_SetupView(false);
9409                         R_Sky();
9410                         R_SetupView(true);
9411                         if (r_timereport_active)
9412                                 R_TimeReport("sky");
9413                 }
9414         }
9415
9416         R_AnimCache_CacheVisibleEntities();
9417         if (r_timereport_active)
9418                 R_TimeReport("animation");
9419
9420         R_Shadow_PrepareLights();
9421         if (r_shadows.integer > 0 && r_refdef.lightmapintensity > 0)
9422                 R_Shadow_PrepareModelShadows();
9423         if (r_timereport_active)
9424                 R_TimeReport("preparelights");
9425
9426         if (R_Shadow_ShadowMappingEnabled())
9427                 shadowmapping = true;
9428
9429         if (r_shadow_usingdeferredprepass)
9430                 R_Shadow_DrawPrepass();
9431
9432         if (r_depthfirst.integer >= 1 && cl.csqc_vidvars.drawworld && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->DrawDepth)
9433         {
9434                 r_refdef.scene.worldmodel->DrawDepth(r_refdef.scene.worldentity);
9435                 if (r_timereport_active)
9436                         R_TimeReport("worlddepth");
9437         }
9438         if (r_depthfirst.integer >= 2)
9439         {
9440                 R_DrawModelsDepth();
9441                 if (r_timereport_active)
9442                         R_TimeReport("modeldepth");
9443         }
9444
9445         if (r_shadows.integer >= 2 && shadowmapping && r_refdef.lightmapintensity > 0)
9446         {
9447                 R_DrawModelShadowMaps();
9448                 R_ResetViewRendering3D();
9449                 // don't let sound skip if going slow
9450                 if (r_refdef.scene.extraupdate)
9451                         S_ExtraUpdate ();
9452         }
9453
9454         if (cl.csqc_vidvars.drawworld && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->Draw)
9455         {
9456                 r_refdef.scene.worldmodel->Draw(r_refdef.scene.worldentity);
9457                 if (r_timereport_active)
9458                         R_TimeReport("world");
9459         }
9460
9461         // don't let sound skip if going slow
9462         if (r_refdef.scene.extraupdate)
9463                 S_ExtraUpdate ();
9464
9465         R_DrawModels();
9466         if (r_timereport_active)
9467                 R_TimeReport("models");
9468
9469         // don't let sound skip if going slow
9470         if (r_refdef.scene.extraupdate)
9471                 S_ExtraUpdate ();
9472
9473         if ((r_shadows.integer == 1 || (r_shadows.integer > 0 && !shadowmapping)) && !r_shadows_drawafterrtlighting.integer && r_refdef.lightmapintensity > 0)
9474         {
9475                 R_DrawModelShadows();
9476                 R_ResetViewRendering3D();
9477                 // don't let sound skip if going slow
9478                 if (r_refdef.scene.extraupdate)
9479                         S_ExtraUpdate ();
9480         }
9481
9482         if (!r_shadow_usingdeferredprepass)
9483         {
9484                 R_Shadow_DrawLights();
9485                 if (r_timereport_active)
9486                         R_TimeReport("rtlights");
9487         }
9488
9489         // don't let sound skip if going slow
9490         if (r_refdef.scene.extraupdate)
9491                 S_ExtraUpdate ();
9492
9493         if ((r_shadows.integer == 1 || (r_shadows.integer > 0 && !shadowmapping)) && r_shadows_drawafterrtlighting.integer && r_refdef.lightmapintensity > 0)
9494         {
9495                 R_DrawModelShadows();
9496                 R_ResetViewRendering3D();
9497                 // don't let sound skip if going slow
9498                 if (r_refdef.scene.extraupdate)
9499                         S_ExtraUpdate ();
9500         }
9501
9502         if (cl.csqc_vidvars.drawworld)
9503         {
9504                 if (cl_decals_newsystem.integer)
9505                 {
9506                         R_DrawModelDecals();
9507                         if (r_timereport_active)
9508                                 R_TimeReport("modeldecals");
9509                 }
9510                 else
9511                 {
9512                         R_DrawDecals();
9513                         if (r_timereport_active)
9514                                 R_TimeReport("decals");
9515                 }
9516
9517                 R_DrawParticles();
9518                 if (r_timereport_active)
9519                         R_TimeReport("particles");
9520
9521                 R_DrawExplosions();
9522                 if (r_timereport_active)
9523                         R_TimeReport("explosions");
9524
9525                 R_DrawLightningBeams();
9526                 if (r_timereport_active)
9527                         R_TimeReport("lightning");
9528         }
9529
9530         VM_CL_AddPolygonsToMeshQueue();
9531
9532         if (r_refdef.view.showdebug)
9533         {
9534                 if (cl_locs_show.integer)
9535                 {
9536                         R_DrawLocs();
9537                         if (r_timereport_active)
9538                                 R_TimeReport("showlocs");
9539                 }
9540
9541                 if (r_drawportals.integer)
9542                 {
9543                         R_DrawPortals();
9544                         if (r_timereport_active)
9545                                 R_TimeReport("portals");
9546                 }
9547
9548                 if (r_showbboxes.value > 0)
9549                 {
9550                         R_DrawEntityBBoxes();
9551                         if (r_timereport_active)
9552                                 R_TimeReport("bboxes");
9553                 }
9554         }
9555
9556         R_MeshQueue_RenderTransparent();
9557         if (r_timereport_active)
9558                 R_TimeReport("drawtrans");
9559
9560         if (r_refdef.view.showdebug && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->DrawDebug && (r_showtris.value > 0 || r_shownormals.value != 0 || r_showcollisionbrushes.value > 0))
9561         {
9562                 r_refdef.scene.worldmodel->DrawDebug(r_refdef.scene.worldentity);
9563                 if (r_timereport_active)
9564                         R_TimeReport("worlddebug");
9565                 R_DrawModelsDebug();
9566                 if (r_timereport_active)
9567                         R_TimeReport("modeldebug");
9568         }
9569
9570         if (cl.csqc_vidvars.drawworld)
9571         {
9572                 R_Shadow_DrawCoronas();
9573                 if (r_timereport_active)
9574                         R_TimeReport("coronas");
9575         }
9576
9577 #if 0
9578         {
9579                 GL_DepthTest(false);
9580                 qglPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
9581                 GL_Color(1, 1, 1, 1);
9582                 qglBegin(GL_POLYGON);
9583                 qglVertex3f(r_refdef.view.frustumcorner[0][0], r_refdef.view.frustumcorner[0][1], r_refdef.view.frustumcorner[0][2]);
9584                 qglVertex3f(r_refdef.view.frustumcorner[1][0], r_refdef.view.frustumcorner[1][1], r_refdef.view.frustumcorner[1][2]);
9585                 qglVertex3f(r_refdef.view.frustumcorner[3][0], r_refdef.view.frustumcorner[3][1], r_refdef.view.frustumcorner[3][2]);
9586                 qglVertex3f(r_refdef.view.frustumcorner[2][0], r_refdef.view.frustumcorner[2][1], r_refdef.view.frustumcorner[2][2]);
9587                 qglEnd();
9588                 qglBegin(GL_POLYGON);
9589                 qglVertex3f(r_refdef.view.frustumcorner[0][0] + 1000 * r_refdef.view.forward[0], r_refdef.view.frustumcorner[0][1] + 1000 * r_refdef.view.forward[1], r_refdef.view.frustumcorner[0][2] + 1000 * r_refdef.view.forward[2]);
9590                 qglVertex3f(r_refdef.view.frustumcorner[1][0] + 1000 * r_refdef.view.forward[0], r_refdef.view.frustumcorner[1][1] + 1000 * r_refdef.view.forward[1], r_refdef.view.frustumcorner[1][2] + 1000 * r_refdef.view.forward[2]);
9591                 qglVertex3f(r_refdef.view.frustumcorner[3][0] + 1000 * r_refdef.view.forward[0], r_refdef.view.frustumcorner[3][1] + 1000 * r_refdef.view.forward[1], r_refdef.view.frustumcorner[3][2] + 1000 * r_refdef.view.forward[2]);
9592                 qglVertex3f(r_refdef.view.frustumcorner[2][0] + 1000 * r_refdef.view.forward[0], r_refdef.view.frustumcorner[2][1] + 1000 * r_refdef.view.forward[1], r_refdef.view.frustumcorner[2][2] + 1000 * r_refdef.view.forward[2]);
9593                 qglEnd();
9594                 qglPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
9595         }
9596 #endif
9597
9598         // don't let sound skip if going slow
9599         if (r_refdef.scene.extraupdate)
9600                 S_ExtraUpdate ();
9601
9602         R_ResetViewRendering2D();
9603 }
9604
9605 static const unsigned short bboxelements[36] =
9606 {
9607         5, 1, 3, 5, 3, 7,
9608         6, 2, 0, 6, 0, 4,
9609         7, 3, 2, 7, 2, 6,
9610         4, 0, 1, 4, 1, 5,
9611         4, 5, 7, 4, 7, 6,
9612         1, 0, 2, 1, 2, 3,
9613 };
9614
9615 void R_DrawBBoxMesh(vec3_t mins, vec3_t maxs, float cr, float cg, float cb, float ca)
9616 {
9617         int i;
9618         float *v, *c, f1, f2, vertex3f[8*3], color4f[8*4];
9619
9620         RSurf_ActiveWorldEntity();
9621
9622         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
9623         GL_DepthMask(false);
9624         GL_DepthRange(0, 1);
9625         GL_PolygonOffset(r_refdef.polygonfactor, r_refdef.polygonoffset);
9626 //      R_Mesh_ResetTextureState();
9627
9628         vertex3f[ 0] = mins[0];vertex3f[ 1] = mins[1];vertex3f[ 2] = mins[2]; //
9629         vertex3f[ 3] = maxs[0];vertex3f[ 4] = mins[1];vertex3f[ 5] = mins[2];
9630         vertex3f[ 6] = mins[0];vertex3f[ 7] = maxs[1];vertex3f[ 8] = mins[2];
9631         vertex3f[ 9] = maxs[0];vertex3f[10] = maxs[1];vertex3f[11] = mins[2];
9632         vertex3f[12] = mins[0];vertex3f[13] = mins[1];vertex3f[14] = maxs[2];
9633         vertex3f[15] = maxs[0];vertex3f[16] = mins[1];vertex3f[17] = maxs[2];
9634         vertex3f[18] = mins[0];vertex3f[19] = maxs[1];vertex3f[20] = maxs[2];
9635         vertex3f[21] = maxs[0];vertex3f[22] = maxs[1];vertex3f[23] = maxs[2];
9636         R_FillColors(color4f, 8, cr, cg, cb, ca);
9637         if (r_refdef.fogenabled)
9638         {
9639                 for (i = 0, v = vertex3f, c = color4f;i < 8;i++, v += 3, c += 4)
9640                 {
9641                         f1 = RSurf_FogVertex(v);
9642                         f2 = 1 - f1;
9643                         c[0] = c[0] * f1 + r_refdef.fogcolor[0] * f2;
9644                         c[1] = c[1] * f1 + r_refdef.fogcolor[1] * f2;
9645                         c[2] = c[2] * f1 + r_refdef.fogcolor[2] * f2;
9646                 }
9647         }
9648         R_Mesh_PrepareVertices_Generic_Arrays(8, vertex3f, color4f, NULL);
9649         R_Mesh_ResetTextureState();
9650         R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
9651         R_Mesh_Draw(0, 8, 0, 12, NULL, NULL, 0, bboxelements, NULL, 0);
9652 }
9653
9654 static void R_DrawEntityBBoxes_Callback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
9655 {
9656         int i;
9657         float color[4];
9658         prvm_edict_t *edict;
9659         prvm_prog_t *prog_save = prog;
9660
9661         // this function draws bounding boxes of server entities
9662         if (!sv.active)
9663                 return;
9664
9665         GL_CullFace(GL_NONE);
9666         R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
9667
9668         prog = 0;
9669         SV_VM_Begin();
9670         for (i = 0;i < numsurfaces;i++)
9671         {
9672                 edict = PRVM_EDICT_NUM(surfacelist[i]);
9673                 switch ((int)edict->fields.server->solid)
9674                 {
9675                         case SOLID_NOT:      Vector4Set(color, 1, 1, 1, 0.05);break;
9676                         case SOLID_TRIGGER:  Vector4Set(color, 1, 0, 1, 0.10);break;
9677                         case SOLID_BBOX:     Vector4Set(color, 0, 1, 0, 0.10);break;
9678                         case SOLID_SLIDEBOX: Vector4Set(color, 1, 0, 0, 0.10);break;
9679                         case SOLID_BSP:      Vector4Set(color, 0, 0, 1, 0.05);break;
9680                         default:             Vector4Set(color, 0, 0, 0, 0.50);break;
9681                 }
9682                 color[3] *= r_showbboxes.value;
9683                 color[3] = bound(0, color[3], 1);
9684                 GL_DepthTest(!r_showdisabledepthtest.integer);
9685                 GL_CullFace(r_refdef.view.cullface_front);
9686                 R_DrawBBoxMesh(edict->priv.server->areamins, edict->priv.server->areamaxs, color[0], color[1], color[2], color[3]);
9687         }
9688         SV_VM_End();
9689         prog = prog_save;
9690 }
9691
9692 static void R_DrawEntityBBoxes(void)
9693 {
9694         int i;
9695         prvm_edict_t *edict;
9696         vec3_t center;
9697         prvm_prog_t *prog_save = prog;
9698
9699         // this function draws bounding boxes of server entities
9700         if (!sv.active)
9701                 return;
9702
9703         prog = 0;
9704         SV_VM_Begin();
9705         for (i = 0;i < prog->num_edicts;i++)
9706         {
9707                 edict = PRVM_EDICT_NUM(i);
9708                 if (edict->priv.server->free)
9709                         continue;
9710                 // exclude the following for now, as they don't live in world coordinate space and can't be solid:
9711                 if(PRVM_EDICTFIELDVALUE(edict, prog->fieldoffsets.tag_entity)->edict != 0)
9712                         continue;
9713                 if(PRVM_EDICTFIELDVALUE(edict, prog->fieldoffsets.viewmodelforclient)->edict != 0)
9714                         continue;
9715                 VectorLerp(edict->priv.server->areamins, 0.5f, edict->priv.server->areamaxs, center);
9716                 R_MeshQueue_AddTransparent(center, R_DrawEntityBBoxes_Callback, (entity_render_t *)NULL, i, (rtlight_t *)NULL);
9717         }
9718         SV_VM_End();
9719         prog = prog_save;
9720 }
9721
9722 static const int nomodelelement3i[24] =
9723 {
9724         5, 2, 0,
9725         5, 1, 2,
9726         5, 0, 3,
9727         5, 3, 1,
9728         0, 2, 4,
9729         2, 1, 4,
9730         3, 0, 4,
9731         1, 3, 4
9732 };
9733
9734 static const unsigned short nomodelelement3s[24] =
9735 {
9736         5, 2, 0,
9737         5, 1, 2,
9738         5, 0, 3,
9739         5, 3, 1,
9740         0, 2, 4,
9741         2, 1, 4,
9742         3, 0, 4,
9743         1, 3, 4
9744 };
9745
9746 static const float nomodelvertex3f[6*3] =
9747 {
9748         -16,   0,   0,
9749          16,   0,   0,
9750           0, -16,   0,
9751           0,  16,   0,
9752           0,   0, -16,
9753           0,   0,  16
9754 };
9755
9756 static const float nomodelcolor4f[6*4] =
9757 {
9758         0.0f, 0.0f, 0.5f, 1.0f,
9759         0.0f, 0.0f, 0.5f, 1.0f,
9760         0.0f, 0.5f, 0.0f, 1.0f,
9761         0.0f, 0.5f, 0.0f, 1.0f,
9762         0.5f, 0.0f, 0.0f, 1.0f,
9763         0.5f, 0.0f, 0.0f, 1.0f
9764 };
9765
9766 void R_DrawNoModel_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
9767 {
9768         int i;
9769         float f1, f2, *c;
9770         float color4f[6*4];
9771
9772         RSurf_ActiveCustomEntity(&ent->matrix, &ent->inversematrix, ent->flags, ent->shadertime, ent->colormod[0], ent->colormod[1], ent->colormod[2], ent->alpha, 6, nomodelvertex3f, NULL, NULL, NULL, NULL, nomodelcolor4f, 8, nomodelelement3i, nomodelelement3s, false, false);
9773
9774         // this is only called once per entity so numsurfaces is always 1, and
9775         // surfacelist is always {0}, so this code does not handle batches
9776
9777         if (rsurface.ent_flags & RENDER_ADDITIVE)
9778         {
9779                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
9780                 GL_DepthMask(false);
9781         }
9782         else if (rsurface.colormod[3] < 1)
9783         {
9784                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
9785                 GL_DepthMask(false);
9786         }
9787         else
9788         {
9789                 GL_BlendFunc(GL_ONE, GL_ZERO);
9790                 GL_DepthMask(true);
9791         }
9792         GL_DepthRange(0, (rsurface.ent_flags & RENDER_VIEWMODEL) ? 0.0625 : 1);
9793         GL_PolygonOffset(rsurface.basepolygonfactor, rsurface.basepolygonoffset);
9794         GL_DepthTest(!(rsurface.ent_flags & RENDER_NODEPTHTEST));
9795         GL_CullFace((rsurface.ent_flags & RENDER_DOUBLESIDED) ? GL_NONE : r_refdef.view.cullface_back);
9796         memcpy(color4f, nomodelcolor4f, sizeof(float[6*4]));
9797         for (i = 0, c = color4f;i < 6;i++, c += 4)
9798         {
9799                 c[0] *= rsurface.colormod[0];
9800                 c[1] *= rsurface.colormod[1];
9801                 c[2] *= rsurface.colormod[2];
9802                 c[3] *= rsurface.colormod[3];
9803         }
9804         if (r_refdef.fogenabled)
9805         {
9806                 for (i = 0, c = color4f;i < 6;i++, c += 4)
9807                 {
9808                         f1 = RSurf_FogVertex(nomodelvertex3f + 3*i);
9809                         f2 = 1 - f1;
9810                         c[0] = (c[0] * f1 + r_refdef.fogcolor[0] * f2);
9811                         c[1] = (c[1] * f1 + r_refdef.fogcolor[1] * f2);
9812                         c[2] = (c[2] * f1 + r_refdef.fogcolor[2] * f2);
9813                 }
9814         }
9815 //      R_Mesh_ResetTextureState();
9816         R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
9817         R_Mesh_PrepareVertices_Generic_Arrays(6, nomodelvertex3f, color4f, NULL);
9818         R_Mesh_Draw(0, 6, 0, 8, nomodelelement3i, NULL, 0, nomodelelement3s, NULL, 0);
9819 }
9820
9821 void R_DrawNoModel(entity_render_t *ent)
9822 {
9823         vec3_t org;
9824         Matrix4x4_OriginFromMatrix(&ent->matrix, org);
9825         if ((ent->flags & RENDER_ADDITIVE) || (ent->alpha < 1))
9826                 R_MeshQueue_AddTransparent(ent->flags & RENDER_NODEPTHTEST ? r_refdef.view.origin : org, R_DrawNoModel_TransparentCallback, ent, 0, rsurface.rtlight);
9827         else
9828                 R_DrawNoModel_TransparentCallback(ent, rsurface.rtlight, 0, NULL);
9829 }
9830
9831 void R_CalcBeam_Vertex3f (float *vert, const vec3_t org1, const vec3_t org2, float width)
9832 {
9833         vec3_t right1, right2, diff, normal;
9834
9835         VectorSubtract (org2, org1, normal);
9836
9837         // calculate 'right' vector for start
9838         VectorSubtract (r_refdef.view.origin, org1, diff);
9839         CrossProduct (normal, diff, right1);
9840         VectorNormalize (right1);
9841
9842         // calculate 'right' vector for end
9843         VectorSubtract (r_refdef.view.origin, org2, diff);
9844         CrossProduct (normal, diff, right2);
9845         VectorNormalize (right2);
9846
9847         vert[ 0] = org1[0] + width * right1[0];
9848         vert[ 1] = org1[1] + width * right1[1];
9849         vert[ 2] = org1[2] + width * right1[2];
9850         vert[ 3] = org1[0] - width * right1[0];
9851         vert[ 4] = org1[1] - width * right1[1];
9852         vert[ 5] = org1[2] - width * right1[2];
9853         vert[ 6] = org2[0] - width * right2[0];
9854         vert[ 7] = org2[1] - width * right2[1];
9855         vert[ 8] = org2[2] - width * right2[2];
9856         vert[ 9] = org2[0] + width * right2[0];
9857         vert[10] = org2[1] + width * right2[1];
9858         vert[11] = org2[2] + width * right2[2];
9859 }
9860
9861 void R_CalcSprite_Vertex3f(float *vertex3f, const vec3_t origin, const vec3_t left, const vec3_t up, float scalex1, float scalex2, float scaley1, float scaley2)
9862 {
9863         vertex3f[ 0] = origin[0] + left[0] * scalex2 + up[0] * scaley1;
9864         vertex3f[ 1] = origin[1] + left[1] * scalex2 + up[1] * scaley1;
9865         vertex3f[ 2] = origin[2] + left[2] * scalex2 + up[2] * scaley1;
9866         vertex3f[ 3] = origin[0] + left[0] * scalex2 + up[0] * scaley2;
9867         vertex3f[ 4] = origin[1] + left[1] * scalex2 + up[1] * scaley2;
9868         vertex3f[ 5] = origin[2] + left[2] * scalex2 + up[2] * scaley2;
9869         vertex3f[ 6] = origin[0] + left[0] * scalex1 + up[0] * scaley2;
9870         vertex3f[ 7] = origin[1] + left[1] * scalex1 + up[1] * scaley2;
9871         vertex3f[ 8] = origin[2] + left[2] * scalex1 + up[2] * scaley2;
9872         vertex3f[ 9] = origin[0] + left[0] * scalex1 + up[0] * scaley1;
9873         vertex3f[10] = origin[1] + left[1] * scalex1 + up[1] * scaley1;
9874         vertex3f[11] = origin[2] + left[2] * scalex1 + up[2] * scaley1;
9875 }
9876
9877 int R_Mesh_AddVertex(rmesh_t *mesh, float x, float y, float z)
9878 {
9879         int i;
9880         float *vertex3f;
9881         float v[3];
9882         VectorSet(v, x, y, z);
9883         for (i = 0, vertex3f = mesh->vertex3f;i < mesh->numvertices;i++, vertex3f += 3)
9884                 if (VectorDistance2(v, vertex3f) < mesh->epsilon2)
9885                         break;
9886         if (i == mesh->numvertices)
9887         {
9888                 if (mesh->numvertices < mesh->maxvertices)
9889                 {
9890                         VectorCopy(v, vertex3f);
9891                         mesh->numvertices++;
9892                 }
9893                 return mesh->numvertices;
9894         }
9895         else
9896                 return i;
9897 }
9898
9899 void R_Mesh_AddPolygon3f(rmesh_t *mesh, int numvertices, float *vertex3f)
9900 {
9901         int i;
9902         int *e, element[3];
9903         element[0] = R_Mesh_AddVertex(mesh, vertex3f[0], vertex3f[1], vertex3f[2]);vertex3f += 3;
9904         element[1] = R_Mesh_AddVertex(mesh, vertex3f[0], vertex3f[1], vertex3f[2]);vertex3f += 3;
9905         e = mesh->element3i + mesh->numtriangles * 3;
9906         for (i = 0;i < numvertices - 2;i++, vertex3f += 3)
9907         {
9908                 element[2] = R_Mesh_AddVertex(mesh, vertex3f[0], vertex3f[1], vertex3f[2]);
9909                 if (mesh->numtriangles < mesh->maxtriangles)
9910                 {
9911                         *e++ = element[0];
9912                         *e++ = element[1];
9913                         *e++ = element[2];
9914                         mesh->numtriangles++;
9915                 }
9916                 element[1] = element[2];
9917         }
9918 }
9919
9920 void R_Mesh_AddPolygon3d(rmesh_t *mesh, int numvertices, double *vertex3d)
9921 {
9922         int i;
9923         int *e, element[3];
9924         element[0] = R_Mesh_AddVertex(mesh, vertex3d[0], vertex3d[1], vertex3d[2]);vertex3d += 3;
9925         element[1] = R_Mesh_AddVertex(mesh, vertex3d[0], vertex3d[1], vertex3d[2]);vertex3d += 3;
9926         e = mesh->element3i + mesh->numtriangles * 3;
9927         for (i = 0;i < numvertices - 2;i++, vertex3d += 3)
9928         {
9929                 element[2] = R_Mesh_AddVertex(mesh, vertex3d[0], vertex3d[1], vertex3d[2]);
9930                 if (mesh->numtriangles < mesh->maxtriangles)
9931                 {
9932                         *e++ = element[0];
9933                         *e++ = element[1];
9934                         *e++ = element[2];
9935                         mesh->numtriangles++;
9936                 }
9937                 element[1] = element[2];
9938         }
9939 }
9940
9941 #define R_MESH_PLANE_DIST_EPSILON (1.0 / 32.0)
9942 void R_Mesh_AddBrushMeshFromPlanes(rmesh_t *mesh, int numplanes, mplane_t *planes)
9943 {
9944         int planenum, planenum2;
9945         int w;
9946         int tempnumpoints;
9947         mplane_t *plane, *plane2;
9948         double maxdist;
9949         double temppoints[2][256*3];
9950         // figure out how large a bounding box we need to properly compute this brush
9951         maxdist = 0;
9952         for (w = 0;w < numplanes;w++)
9953                 maxdist = max(maxdist, fabs(planes[w].dist));
9954         // now make it large enough to enclose the entire brush, and round it off to a reasonable multiple of 1024
9955         maxdist = floor(maxdist * (4.0 / 1024.0) + 1) * 1024.0;
9956         for (planenum = 0, plane = planes;planenum < numplanes;planenum++, plane++)
9957         {
9958                 w = 0;
9959                 tempnumpoints = 4;
9960                 PolygonD_QuadForPlane(temppoints[w], plane->normal[0], plane->normal[1], plane->normal[2], plane->dist, maxdist);
9961                 for (planenum2 = 0, plane2 = planes;planenum2 < numplanes && tempnumpoints >= 3;planenum2++, plane2++)
9962                 {
9963                         if (planenum2 == planenum)
9964                                 continue;
9965                         PolygonD_Divide(tempnumpoints, temppoints[w], plane2->normal[0], plane2->normal[1], plane2->normal[2], plane2->dist, R_MESH_PLANE_DIST_EPSILON, 0, NULL, NULL, 256, temppoints[!w], &tempnumpoints, NULL);
9966                         w = !w;
9967                 }
9968                 if (tempnumpoints < 3)
9969                         continue;
9970                 // generate elements forming a triangle fan for this polygon
9971                 R_Mesh_AddPolygon3d(mesh, tempnumpoints, temppoints[w]);
9972         }
9973 }
9974
9975 static void R_Texture_AddLayer(texture_t *t, qboolean depthmask, int blendfunc1, int blendfunc2, texturelayertype_t type, rtexture_t *texture, const matrix4x4_t *matrix, float r, float g, float b, float a)
9976 {
9977         texturelayer_t *layer;
9978         layer = t->currentlayers + t->currentnumlayers++;
9979         layer->type = type;
9980         layer->depthmask = depthmask;
9981         layer->blendfunc1 = blendfunc1;
9982         layer->blendfunc2 = blendfunc2;
9983         layer->texture = texture;
9984         layer->texmatrix = *matrix;
9985         layer->color[0] = r;
9986         layer->color[1] = g;
9987         layer->color[2] = b;
9988         layer->color[3] = a;
9989 }
9990
9991 static qboolean R_TestQ3WaveFunc(q3wavefunc_t func, const float *parms)
9992 {
9993         if(parms[0] == 0 && parms[1] == 0)
9994                 return false;
9995         if(func >> Q3WAVEFUNC_USER_SHIFT) // assumes rsurface to be set!
9996                 if(rsurface.userwavefunc_param[bound(0, (func >> Q3WAVEFUNC_USER_SHIFT) - 1, Q3WAVEFUNC_USER_COUNT)] == 0)
9997                         return false;
9998         return true;
9999 }
10000
10001 static float R_EvaluateQ3WaveFunc(q3wavefunc_t func, const float *parms)
10002 {
10003         double index, f;
10004         index = parms[2] + r_refdef.scene.time * parms[3];
10005         index -= floor(index);
10006         switch (func & ((1 << Q3WAVEFUNC_USER_SHIFT) - 1))
10007         {
10008         default:
10009         case Q3WAVEFUNC_NONE:
10010         case Q3WAVEFUNC_NOISE:
10011         case Q3WAVEFUNC_COUNT:
10012                 f = 0;
10013                 break;
10014         case Q3WAVEFUNC_SIN: f = sin(index * M_PI * 2);break;
10015         case Q3WAVEFUNC_SQUARE: f = index < 0.5 ? 1 : -1;break;
10016         case Q3WAVEFUNC_SAWTOOTH: f = index;break;
10017         case Q3WAVEFUNC_INVERSESAWTOOTH: f = 1 - index;break;
10018         case Q3WAVEFUNC_TRIANGLE:
10019                 index *= 4;
10020                 f = index - floor(index);
10021                 if (index < 1)
10022                         f = f;
10023                 else if (index < 2)
10024                         f = 1 - f;
10025                 else if (index < 3)
10026                         f = -f;
10027                 else
10028                         f = -(1 - f);
10029                 break;
10030         }
10031         f = parms[0] + parms[1] * f;
10032         if(func >> Q3WAVEFUNC_USER_SHIFT) // assumes rsurface to be set!
10033                 f *= rsurface.userwavefunc_param[bound(0, (func >> Q3WAVEFUNC_USER_SHIFT) - 1, Q3WAVEFUNC_USER_COUNT)];
10034         return (float) f;
10035 }
10036
10037 void R_tcMod_ApplyToMatrix(matrix4x4_t *texmatrix, q3shaderinfo_layer_tcmod_t *tcmod, int currentmaterialflags)
10038 {
10039         int w, h, idx;
10040         float f;
10041         float tcmat[12];
10042         matrix4x4_t matrix, temp;
10043         switch(tcmod->tcmod)
10044         {
10045                 case Q3TCMOD_COUNT:
10046                 case Q3TCMOD_NONE:
10047                         if (currentmaterialflags & MATERIALFLAG_WATERSCROLL)
10048                                 matrix = r_waterscrollmatrix;
10049                         else
10050                                 matrix = identitymatrix;
10051                         break;
10052                 case Q3TCMOD_ENTITYTRANSLATE:
10053                         // this is used in Q3 to allow the gamecode to control texcoord
10054                         // scrolling on the entity, which is not supported in darkplaces yet.
10055                         Matrix4x4_CreateTranslate(&matrix, 0, 0, 0);
10056                         break;
10057                 case Q3TCMOD_ROTATE:
10058                         Matrix4x4_CreateTranslate(&matrix, 0.5, 0.5, 0);
10059                         Matrix4x4_ConcatRotate(&matrix, tcmod->parms[0] * r_refdef.scene.time, 0, 0, 1);
10060                         Matrix4x4_ConcatTranslate(&matrix, -0.5, -0.5, 0);
10061                         break;
10062                 case Q3TCMOD_SCALE:
10063                         Matrix4x4_CreateScale3(&matrix, tcmod->parms[0], tcmod->parms[1], 1);
10064                         break;
10065                 case Q3TCMOD_SCROLL:
10066                         Matrix4x4_CreateTranslate(&matrix, tcmod->parms[0] * r_refdef.scene.time, tcmod->parms[1] * r_refdef.scene.time, 0);
10067                         break;
10068                 case Q3TCMOD_PAGE: // poor man's animmap (to store animations into a single file, useful for HTTP downloaded textures)
10069                         w = (int) tcmod->parms[0];
10070                         h = (int) tcmod->parms[1];
10071                         f = r_refdef.scene.time / (tcmod->parms[2] * w * h);
10072                         f = f - floor(f);
10073                         idx = (int) floor(f * w * h);
10074                         Matrix4x4_CreateTranslate(&matrix, (idx % w) / tcmod->parms[0], (idx / w) / tcmod->parms[1], 0);
10075                         break;
10076                 case Q3TCMOD_STRETCH:
10077                         f = 1.0f / R_EvaluateQ3WaveFunc(tcmod->wavefunc, tcmod->waveparms);
10078                         Matrix4x4_CreateFromQuakeEntity(&matrix, 0.5f * (1 - f), 0.5 * (1 - f), 0, 0, 0, 0, f);
10079                         break;
10080                 case Q3TCMOD_TRANSFORM:
10081                         VectorSet(tcmat +  0, tcmod->parms[0], tcmod->parms[1], 0);
10082                         VectorSet(tcmat +  3, tcmod->parms[2], tcmod->parms[3], 0);
10083                         VectorSet(tcmat +  6, 0                   , 0                , 1);
10084                         VectorSet(tcmat +  9, tcmod->parms[4], tcmod->parms[5], 0);
10085                         Matrix4x4_FromArray12FloatGL(&matrix, tcmat);
10086                         break;
10087                 case Q3TCMOD_TURBULENT:
10088                         // this is handled in the RSurf_PrepareVertices function
10089                         matrix = identitymatrix;
10090                         break;
10091         }
10092         temp = *texmatrix;
10093         Matrix4x4_Concat(texmatrix, &matrix, &temp);
10094 }
10095
10096 void R_LoadQWSkin(r_qwskincache_t *cache, const char *skinname)
10097 {
10098         int textureflags = (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_PICMIP | TEXF_COMPRESS;
10099         char name[MAX_QPATH];
10100         skinframe_t *skinframe;
10101         unsigned char pixels[296*194];
10102         strlcpy(cache->name, skinname, sizeof(cache->name));
10103         dpsnprintf(name, sizeof(name), "skins/%s.pcx", cache->name);
10104         if (developer_loading.integer)
10105                 Con_Printf("loading %s\n", name);
10106         skinframe = R_SkinFrame_Find(name, textureflags, 0, 0, 0, false);
10107         if (!skinframe || !skinframe->base)
10108         {
10109                 unsigned char *f;
10110                 fs_offset_t filesize;
10111                 skinframe = NULL;
10112                 f = FS_LoadFile(name, tempmempool, true, &filesize);
10113                 if (f)
10114                 {
10115                         if (LoadPCX_QWSkin(f, (int)filesize, pixels, 296, 194))
10116                                 skinframe = R_SkinFrame_LoadInternalQuake(name, textureflags, true, r_fullbrights.integer, pixels, image_width, image_height);
10117                         Mem_Free(f);
10118                 }
10119         }
10120         cache->skinframe = skinframe;
10121 }
10122
10123 texture_t *R_GetCurrentTexture(texture_t *t)
10124 {
10125         int i;
10126         const entity_render_t *ent = rsurface.entity;
10127         dp_model_t *model = ent->model;
10128         q3shaderinfo_layer_tcmod_t *tcmod;
10129
10130         if (t->update_lastrenderframe == r_textureframe && t->update_lastrenderentity == (void *)ent)
10131                 return t->currentframe;
10132         t->update_lastrenderframe = r_textureframe;
10133         t->update_lastrenderentity = (void *)ent;
10134
10135         if(ent && ent->entitynumber >= MAX_EDICTS && ent->entitynumber < 2 * MAX_EDICTS)
10136                 t->camera_entity = ent->entitynumber;
10137         else
10138                 t->camera_entity = 0;
10139
10140         // switch to an alternate material if this is a q1bsp animated material
10141         {
10142                 texture_t *texture = t;
10143                 int s = rsurface.ent_skinnum;
10144                 if ((unsigned int)s >= (unsigned int)model->numskins)
10145                         s = 0;
10146                 if (model->skinscenes)
10147                 {
10148                         if (model->skinscenes[s].framecount > 1)
10149                                 s = model->skinscenes[s].firstframe + (unsigned int) (r_refdef.scene.time * model->skinscenes[s].framerate) % model->skinscenes[s].framecount;
10150                         else
10151                                 s = model->skinscenes[s].firstframe;
10152                 }
10153                 if (s > 0)
10154                         t = t + s * model->num_surfaces;
10155                 if (t->animated)
10156                 {
10157                         // use an alternate animation if the entity's frame is not 0,
10158                         // and only if the texture has an alternate animation
10159                         if (rsurface.ent_alttextures && t->anim_total[1])
10160                                 t = t->anim_frames[1][(t->anim_total[1] >= 2) ? ((int)(r_refdef.scene.time * 5.0f) % t->anim_total[1]) : 0];
10161                         else
10162                                 t = t->anim_frames[0][(t->anim_total[0] >= 2) ? ((int)(r_refdef.scene.time * 5.0f) % t->anim_total[0]) : 0];
10163                 }
10164                 texture->currentframe = t;
10165         }
10166
10167         // update currentskinframe to be a qw skin or animation frame
10168         if (rsurface.ent_qwskin >= 0)
10169         {
10170                 i = rsurface.ent_qwskin;
10171                 if (!r_qwskincache || r_qwskincache_size != cl.maxclients)
10172                 {
10173                         r_qwskincache_size = cl.maxclients;
10174                         if (r_qwskincache)
10175                                 Mem_Free(r_qwskincache);
10176                         r_qwskincache = (r_qwskincache_t *)Mem_Alloc(r_main_mempool, sizeof(*r_qwskincache) * r_qwskincache_size);
10177                 }
10178                 if (strcmp(r_qwskincache[i].name, cl.scores[i].qw_skin))
10179                         R_LoadQWSkin(&r_qwskincache[i], cl.scores[i].qw_skin);
10180                 t->currentskinframe = r_qwskincache[i].skinframe;
10181                 if (t->currentskinframe == NULL)
10182                         t->currentskinframe = t->skinframes[(unsigned int)(t->skinframerate * (cl.time - rsurface.ent_shadertime)) % t->numskinframes];
10183         }
10184         else if (t->numskinframes >= 2)
10185                 t->currentskinframe = t->skinframes[(unsigned int)(t->skinframerate * (cl.time - rsurface.ent_shadertime)) % t->numskinframes];
10186         if (t->backgroundnumskinframes >= 2)
10187                 t->backgroundcurrentskinframe = t->backgroundskinframes[(unsigned int)(t->backgroundskinframerate * (cl.time - rsurface.ent_shadertime)) % t->backgroundnumskinframes];
10188
10189         t->currentmaterialflags = t->basematerialflags;
10190         t->currentalpha = rsurface.colormod[3];
10191         if (t->basematerialflags & MATERIALFLAG_WATERALPHA && (model->brush.supportwateralpha || r_novis.integer))
10192                 t->currentalpha *= r_wateralpha.value;
10193         if(t->basematerialflags & MATERIALFLAG_WATERSHADER && r_waterstate.enabled && !r_refdef.view.isoverlay)
10194                 t->currentmaterialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW; // we apply wateralpha later
10195         if(!r_waterstate.enabled || r_refdef.view.isoverlay)
10196                 t->currentmaterialflags &= ~(MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA);
10197         if (!(rsurface.ent_flags & RENDER_LIGHT))
10198                 t->currentmaterialflags |= MATERIALFLAG_FULLBRIGHT;
10199         else if (FAKELIGHT_ENABLED)
10200         {
10201                         // no modellight if using fakelight for the map
10202         }
10203         else if (rsurface.modeltexcoordlightmap2f == NULL && !(t->currentmaterialflags & MATERIALFLAG_FULLBRIGHT))
10204         {
10205                 // pick a model lighting mode
10206                 if (VectorLength2(rsurface.modellight_diffuse) >= (1.0f / 256.0f))
10207                         t->currentmaterialflags |= MATERIALFLAG_MODELLIGHT | MATERIALFLAG_MODELLIGHT_DIRECTIONAL;
10208                 else
10209                         t->currentmaterialflags |= MATERIALFLAG_MODELLIGHT;
10210         }
10211         if (rsurface.ent_flags & RENDER_ADDITIVE)
10212                 t->currentmaterialflags |= MATERIALFLAG_ADD | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW;
10213         else if (t->currentalpha < 1)
10214                 t->currentmaterialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW;
10215         if (rsurface.ent_flags & RENDER_DOUBLESIDED)
10216                 t->currentmaterialflags |= MATERIALFLAG_NOSHADOW | MATERIALFLAG_NOCULLFACE;
10217         if (rsurface.ent_flags & (RENDER_NODEPTHTEST | RENDER_VIEWMODEL))
10218                 t->currentmaterialflags |= MATERIALFLAG_SHORTDEPTHRANGE;
10219         if (t->backgroundnumskinframes)
10220                 t->currentmaterialflags |= MATERIALFLAG_VERTEXTEXTUREBLEND;
10221         if (t->currentmaterialflags & MATERIALFLAG_BLENDED)
10222         {
10223                 if (t->currentmaterialflags & (MATERIALFLAG_REFRACTION | MATERIALFLAG_WATERSHADER | MATERIALFLAG_CAMERA))
10224                         t->currentmaterialflags &= ~MATERIALFLAG_BLENDED;
10225         }
10226         else
10227                 t->currentmaterialflags &= ~(MATERIALFLAG_REFRACTION | MATERIALFLAG_WATERSHADER | MATERIALFLAG_CAMERA);
10228         if ((t->currentmaterialflags & (MATERIALFLAG_BLENDED | MATERIALFLAG_NODEPTHTEST)) == MATERIALFLAG_BLENDED && r_transparentdepthmasking.integer && !(t->basematerialflags & MATERIALFLAG_BLENDED))
10229                 t->currentmaterialflags |= MATERIALFLAG_TRANSDEPTH;
10230
10231         // there is no tcmod
10232         if (t->currentmaterialflags & MATERIALFLAG_WATERSCROLL)
10233         {
10234                 t->currenttexmatrix = r_waterscrollmatrix;
10235                 t->currentbackgroundtexmatrix = r_waterscrollmatrix;
10236         }
10237         else if (!(t->currentmaterialflags & MATERIALFLAG_CUSTOMSURFACE))
10238         {
10239                 Matrix4x4_CreateIdentity(&t->currenttexmatrix);
10240                 Matrix4x4_CreateIdentity(&t->currentbackgroundtexmatrix);
10241         }
10242
10243         for (i = 0, tcmod = t->tcmods;i < Q3MAXTCMODS && tcmod->tcmod;i++, tcmod++)
10244                 R_tcMod_ApplyToMatrix(&t->currenttexmatrix, tcmod, t->currentmaterialflags);
10245         for (i = 0, tcmod = t->backgroundtcmods;i < Q3MAXTCMODS && tcmod->tcmod;i++, tcmod++)
10246                 R_tcMod_ApplyToMatrix(&t->currentbackgroundtexmatrix, tcmod, t->currentmaterialflags);
10247
10248         t->colormapping = VectorLength2(rsurface.colormap_pantscolor) + VectorLength2(rsurface.colormap_shirtcolor) >= (1.0f / 1048576.0f);
10249         if (t->currentskinframe->qpixels)
10250                 R_SkinFrame_GenerateTexturesFromQPixels(t->currentskinframe, t->colormapping);
10251         t->basetexture = (!t->colormapping && t->currentskinframe->merged) ? t->currentskinframe->merged : t->currentskinframe->base;
10252         if (!t->basetexture)
10253                 t->basetexture = r_texture_notexture;
10254         t->pantstexture = t->colormapping ? t->currentskinframe->pants : NULL;
10255         t->shirttexture = t->colormapping ? t->currentskinframe->shirt : NULL;
10256         t->nmaptexture = t->currentskinframe->nmap;
10257         if (!t->nmaptexture)
10258                 t->nmaptexture = r_texture_blanknormalmap;
10259         t->glosstexture = r_texture_black;
10260         t->glowtexture = t->currentskinframe->glow;
10261         t->fogtexture = t->currentskinframe->fog;
10262         t->reflectmasktexture = t->currentskinframe->reflect;
10263         if (t->backgroundnumskinframes)
10264         {
10265                 t->backgroundbasetexture = (!t->colormapping && t->backgroundcurrentskinframe->merged) ? t->backgroundcurrentskinframe->merged : t->backgroundcurrentskinframe->base;
10266                 t->backgroundnmaptexture = t->backgroundcurrentskinframe->nmap;
10267                 t->backgroundglosstexture = r_texture_black;
10268                 t->backgroundglowtexture = t->backgroundcurrentskinframe->glow;
10269                 if (!t->backgroundnmaptexture)
10270                         t->backgroundnmaptexture = r_texture_blanknormalmap;
10271         }
10272         else
10273         {
10274                 t->backgroundbasetexture = r_texture_white;
10275                 t->backgroundnmaptexture = r_texture_blanknormalmap;
10276                 t->backgroundglosstexture = r_texture_black;
10277                 t->backgroundglowtexture = NULL;
10278         }
10279         t->specularpower = r_shadow_glossexponent.value;
10280         // TODO: store reference values for these in the texture?
10281         t->specularscale = 0;
10282         if (r_shadow_gloss.integer > 0)
10283         {
10284                 if (t->currentskinframe->gloss || (t->backgroundcurrentskinframe && t->backgroundcurrentskinframe->gloss))
10285                 {
10286                         if (r_shadow_glossintensity.value > 0)
10287                         {
10288                                 t->glosstexture = t->currentskinframe->gloss ? t->currentskinframe->gloss : r_texture_white;
10289                                 t->backgroundglosstexture = (t->backgroundcurrentskinframe && t->backgroundcurrentskinframe->gloss) ? t->backgroundcurrentskinframe->gloss : r_texture_white;
10290                                 t->specularscale = r_shadow_glossintensity.value;
10291                         }
10292                 }
10293                 else if (r_shadow_gloss.integer >= 2 && r_shadow_gloss2intensity.value > 0)
10294                 {
10295                         t->glosstexture = r_texture_white;
10296                         t->backgroundglosstexture = r_texture_white;
10297                         t->specularscale = r_shadow_gloss2intensity.value;
10298                         t->specularpower = r_shadow_gloss2exponent.value;
10299                 }
10300         }
10301         t->specularscale *= t->specularscalemod;
10302         t->specularpower *= t->specularpowermod;
10303
10304         // lightmaps mode looks bad with dlights using actual texturing, so turn
10305         // off the colormap and glossmap, but leave the normalmap on as it still
10306         // accurately represents the shading involved
10307         if (gl_lightmaps.integer)
10308         {
10309                 t->basetexture = r_texture_grey128;
10310                 t->pantstexture = r_texture_black;
10311                 t->shirttexture = r_texture_black;
10312                 t->nmaptexture = r_texture_blanknormalmap;
10313                 t->glosstexture = r_texture_black;
10314                 t->glowtexture = NULL;
10315                 t->fogtexture = NULL;
10316                 t->reflectmasktexture = NULL;
10317                 t->backgroundbasetexture = NULL;
10318                 t->backgroundnmaptexture = r_texture_blanknormalmap;
10319                 t->backgroundglosstexture = r_texture_black;
10320                 t->backgroundglowtexture = NULL;
10321                 t->specularscale = 0;
10322                 t->currentmaterialflags = MATERIALFLAG_WALL | (t->currentmaterialflags & (MATERIALFLAG_NOCULLFACE | MATERIALFLAG_MODELLIGHT | MATERIALFLAG_MODELLIGHT_DIRECTIONAL | MATERIALFLAG_NODEPTHTEST | MATERIALFLAG_SHORTDEPTHRANGE));
10323         }
10324
10325         Vector4Set(t->lightmapcolor, rsurface.colormod[0], rsurface.colormod[1], rsurface.colormod[2], t->currentalpha);
10326         VectorClear(t->dlightcolor);
10327         t->currentnumlayers = 0;
10328         if (t->currentmaterialflags & MATERIALFLAG_WALL)
10329         {
10330                 int blendfunc1, blendfunc2;
10331                 qboolean depthmask;
10332                 if (t->currentmaterialflags & MATERIALFLAG_ADD)
10333                 {
10334                         blendfunc1 = GL_SRC_ALPHA;
10335                         blendfunc2 = GL_ONE;
10336                 }
10337                 else if (t->currentmaterialflags & MATERIALFLAG_ALPHA)
10338                 {
10339                         blendfunc1 = GL_SRC_ALPHA;
10340                         blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
10341                 }
10342                 else if (t->currentmaterialflags & MATERIALFLAG_CUSTOMBLEND)
10343                 {
10344                         blendfunc1 = t->customblendfunc[0];
10345                         blendfunc2 = t->customblendfunc[1];
10346                 }
10347                 else
10348                 {
10349                         blendfunc1 = GL_ONE;
10350                         blendfunc2 = GL_ZERO;
10351                 }
10352                 // don't colormod evilblend textures
10353                 if(!R_BlendFuncAllowsColormod(blendfunc1, blendfunc2))
10354                         VectorSet(t->lightmapcolor, 1, 1, 1);
10355                 depthmask = !(t->currentmaterialflags & MATERIALFLAG_BLENDED);
10356                 if (t->currentmaterialflags & MATERIALFLAG_FULLBRIGHT)
10357                 {
10358                         // fullbright is not affected by r_refdef.lightmapintensity
10359                         R_Texture_AddLayer(t, depthmask, blendfunc1, blendfunc2, TEXTURELAYERTYPE_TEXTURE, t->basetexture, &t->currenttexmatrix, t->lightmapcolor[0], t->lightmapcolor[1], t->lightmapcolor[2], t->lightmapcolor[3]);
10360                         if (VectorLength2(rsurface.colormap_pantscolor) >= (1.0f / 1048576.0f) && t->pantstexture)
10361                                 R_Texture_AddLayer(t, false, GL_SRC_ALPHA, GL_ONE, TEXTURELAYERTYPE_TEXTURE, t->pantstexture, &t->currenttexmatrix, rsurface.colormap_pantscolor[0] * t->lightmapcolor[0], rsurface.colormap_pantscolor[1] * t->lightmapcolor[1], rsurface.colormap_pantscolor[2] * t->lightmapcolor[2], t->lightmapcolor[3]);
10362                         if (VectorLength2(rsurface.colormap_shirtcolor) >= (1.0f / 1048576.0f) && t->shirttexture)
10363                                 R_Texture_AddLayer(t, false, GL_SRC_ALPHA, GL_ONE, TEXTURELAYERTYPE_TEXTURE, t->shirttexture, &t->currenttexmatrix, rsurface.colormap_shirtcolor[0] * t->lightmapcolor[0], rsurface.colormap_shirtcolor[1] * t->lightmapcolor[1], rsurface.colormap_shirtcolor[2] * t->lightmapcolor[2], t->lightmapcolor[3]);
10364                 }
10365                 else
10366                 {
10367                         vec3_t ambientcolor;
10368                         float colorscale;
10369                         // set the color tint used for lights affecting this surface
10370                         VectorSet(t->dlightcolor, t->lightmapcolor[0] * t->lightmapcolor[3], t->lightmapcolor[1] * t->lightmapcolor[3], t->lightmapcolor[2] * t->lightmapcolor[3]);
10371                         colorscale = 2;
10372                         // q3bsp has no lightmap updates, so the lightstylevalue that
10373                         // would normally be baked into the lightmap must be
10374                         // applied to the color
10375                         // FIXME: r_glsl 1 rendering doesn't support overbright lightstyles with this (the default light style is not overbright)
10376                         if (model->type == mod_brushq3)
10377                                 colorscale *= r_refdef.scene.rtlightstylevalue[0];
10378                         colorscale *= r_refdef.lightmapintensity;
10379                         VectorScale(t->lightmapcolor, r_refdef.scene.ambient, ambientcolor);
10380                         VectorScale(t->lightmapcolor, colorscale, t->lightmapcolor);
10381                         // basic lit geometry
10382                         R_Texture_AddLayer(t, depthmask, blendfunc1, blendfunc2, TEXTURELAYERTYPE_LITTEXTURE, t->basetexture, &t->currenttexmatrix, t->lightmapcolor[0], t->lightmapcolor[1], t->lightmapcolor[2], t->lightmapcolor[3]);
10383                         // add pants/shirt if needed
10384                         if (VectorLength2(rsurface.colormap_pantscolor) >= (1.0f / 1048576.0f) && t->pantstexture)
10385                                 R_Texture_AddLayer(t, false, GL_SRC_ALPHA, GL_ONE, TEXTURELAYERTYPE_LITTEXTURE, t->pantstexture, &t->currenttexmatrix, rsurface.colormap_pantscolor[0] * t->lightmapcolor[0], rsurface.colormap_pantscolor[1] * t->lightmapcolor[1], rsurface.colormap_pantscolor[2]  * t->lightmapcolor[2], t->lightmapcolor[3]);
10386                         if (VectorLength2(rsurface.colormap_shirtcolor) >= (1.0f / 1048576.0f) && t->shirttexture)
10387                                 R_Texture_AddLayer(t, false, GL_SRC_ALPHA, GL_ONE, TEXTURELAYERTYPE_LITTEXTURE, t->shirttexture, &t->currenttexmatrix, rsurface.colormap_shirtcolor[0] * t->lightmapcolor[0], rsurface.colormap_shirtcolor[1] * t->lightmapcolor[1], rsurface.colormap_shirtcolor[2] * t->lightmapcolor[2], t->lightmapcolor[3]);
10388                         // now add ambient passes if needed
10389                         if (VectorLength2(ambientcolor) >= (1.0f/1048576.0f))
10390                         {
10391                                 R_Texture_AddLayer(t, false, GL_SRC_ALPHA, GL_ONE, TEXTURELAYERTYPE_TEXTURE, t->basetexture, &t->currenttexmatrix, ambientcolor[0], ambientcolor[1], ambientcolor[2], t->lightmapcolor[3]);
10392                                 if (VectorLength2(rsurface.colormap_pantscolor) >= (1.0f / 1048576.0f) && t->pantstexture)
10393                                         R_Texture_AddLayer(t, false, GL_SRC_ALPHA, GL_ONE, TEXTURELAYERTYPE_TEXTURE, t->pantstexture, &t->currenttexmatrix, rsurface.colormap_pantscolor[0] * ambientcolor[0], rsurface.colormap_pantscolor[1] * ambientcolor[1], rsurface.colormap_pantscolor[2] * ambientcolor[2], t->lightmapcolor[3]);
10394                                 if (VectorLength2(rsurface.colormap_shirtcolor) >= (1.0f / 1048576.0f) && t->shirttexture)
10395                                         R_Texture_AddLayer(t, false, GL_SRC_ALPHA, GL_ONE, TEXTURELAYERTYPE_TEXTURE, t->shirttexture, &t->currenttexmatrix, rsurface.colormap_shirtcolor[0] * ambientcolor[0], rsurface.colormap_shirtcolor[1] * ambientcolor[1], rsurface.colormap_shirtcolor[2] * ambientcolor[2], t->lightmapcolor[3]);
10396                         }
10397                 }
10398                 if (t->glowtexture != NULL && !gl_lightmaps.integer)
10399                         R_Texture_AddLayer(t, false, GL_SRC_ALPHA, GL_ONE, TEXTURELAYERTYPE_TEXTURE, t->glowtexture, &t->currenttexmatrix, rsurface.glowmod[0], rsurface.glowmod[1], rsurface.glowmod[2], t->lightmapcolor[3]);
10400                 if (r_refdef.fogenabled && !(t->currentmaterialflags & MATERIALFLAG_ADD))
10401                 {
10402                         // if this is opaque use alpha blend which will darken the earlier
10403                         // passes cheaply.
10404                         //
10405                         // if this is an alpha blended material, all the earlier passes
10406                         // were darkened by fog already, so we only need to add the fog
10407                         // color ontop through the fog mask texture
10408                         //
10409                         // if this is an additive blended material, all the earlier passes
10410                         // were darkened by fog already, and we should not add fog color
10411                         // (because the background was not darkened, there is no fog color
10412                         // that was lost behind it).
10413                         R_Texture_AddLayer(t, false, GL_SRC_ALPHA, (t->currentmaterialflags & MATERIALFLAG_BLENDED) ? GL_ONE : GL_ONE_MINUS_SRC_ALPHA, TEXTURELAYERTYPE_FOG, t->fogtexture, &t->currenttexmatrix, r_refdef.fogcolor[0], r_refdef.fogcolor[1], r_refdef.fogcolor[2], t->lightmapcolor[3]);
10414                 }
10415         }
10416
10417         return t->currentframe;
10418 }
10419
10420 rsurfacestate_t rsurface;
10421
10422 void RSurf_ActiveWorldEntity(void)
10423 {
10424         dp_model_t *model = r_refdef.scene.worldmodel;
10425         //if (rsurface.entity == r_refdef.scene.worldentity)
10426         //      return;
10427         rsurface.entity = r_refdef.scene.worldentity;
10428         rsurface.skeleton = NULL;
10429         memset(rsurface.userwavefunc_param, 0, sizeof(rsurface.userwavefunc_param));
10430         rsurface.ent_skinnum = 0;
10431         rsurface.ent_qwskin = -1;
10432         rsurface.ent_shadertime = 0;
10433         rsurface.ent_flags = r_refdef.scene.worldentity->flags;
10434         rsurface.matrix = identitymatrix;
10435         rsurface.inversematrix = identitymatrix;
10436         rsurface.matrixscale = 1;
10437         rsurface.inversematrixscale = 1;
10438         R_EntityMatrix(&identitymatrix);
10439         VectorCopy(r_refdef.view.origin, rsurface.localvieworigin);
10440         Vector4Copy(r_refdef.fogplane, rsurface.fogplane);
10441         rsurface.fograngerecip = r_refdef.fograngerecip;
10442         rsurface.fogheightfade = r_refdef.fogheightfade;
10443         rsurface.fogplaneviewdist = r_refdef.fogplaneviewdist;
10444         rsurface.fogmasktabledistmultiplier = FOGMASKTABLEWIDTH * rsurface.fograngerecip;
10445         VectorSet(rsurface.modellight_ambient, 0, 0, 0);
10446         VectorSet(rsurface.modellight_diffuse, 0, 0, 0);
10447         VectorSet(rsurface.modellight_lightdir, 0, 0, 1);
10448         VectorSet(rsurface.colormap_pantscolor, 0, 0, 0);
10449         VectorSet(rsurface.colormap_shirtcolor, 0, 0, 0);
10450         VectorSet(rsurface.colormod, r_refdef.view.colorscale, r_refdef.view.colorscale, r_refdef.view.colorscale);
10451         rsurface.colormod[3] = 1;
10452         VectorSet(rsurface.glowmod, r_refdef.view.colorscale * r_hdr_glowintensity.value, r_refdef.view.colorscale * r_hdr_glowintensity.value, r_refdef.view.colorscale * r_hdr_glowintensity.value);
10453         memset(rsurface.frameblend, 0, sizeof(rsurface.frameblend));
10454         rsurface.frameblend[0].lerp = 1;
10455         rsurface.ent_alttextures = false;
10456         rsurface.basepolygonfactor = r_refdef.polygonfactor;
10457         rsurface.basepolygonoffset = r_refdef.polygonoffset;
10458         rsurface.modelvertex3f  = model->surfmesh.data_vertex3f;
10459         rsurface.modelvertex3f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10460         rsurface.modelvertex3f_bufferoffset = model->surfmesh.vbooffset_vertex3f;
10461         rsurface.modelsvector3f = model->surfmesh.data_svector3f;
10462         rsurface.modelsvector3f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10463         rsurface.modelsvector3f_bufferoffset = model->surfmesh.vbooffset_svector3f;
10464         rsurface.modeltvector3f = model->surfmesh.data_tvector3f;
10465         rsurface.modeltvector3f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10466         rsurface.modeltvector3f_bufferoffset = model->surfmesh.vbooffset_tvector3f;
10467         rsurface.modelnormal3f  = model->surfmesh.data_normal3f;
10468         rsurface.modelnormal3f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10469         rsurface.modelnormal3f_bufferoffset = model->surfmesh.vbooffset_normal3f;
10470         rsurface.modellightmapcolor4f  = model->surfmesh.data_lightmapcolor4f;
10471         rsurface.modellightmapcolor4f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10472         rsurface.modellightmapcolor4f_bufferoffset = model->surfmesh.vbooffset_lightmapcolor4f;
10473         rsurface.modeltexcoordtexture2f  = model->surfmesh.data_texcoordtexture2f;
10474         rsurface.modeltexcoordtexture2f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10475         rsurface.modeltexcoordtexture2f_bufferoffset = model->surfmesh.vbooffset_texcoordtexture2f;
10476         rsurface.modeltexcoordlightmap2f  = model->surfmesh.data_texcoordlightmap2f;
10477         rsurface.modeltexcoordlightmap2f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10478         rsurface.modeltexcoordlightmap2f_bufferoffset = model->surfmesh.vbooffset_texcoordlightmap2f;
10479         rsurface.modelelement3i = model->surfmesh.data_element3i;
10480         rsurface.modelelement3i_indexbuffer = model->surfmesh.data_element3i_indexbuffer;
10481         rsurface.modelelement3i_bufferoffset = model->surfmesh.data_element3i_bufferoffset;
10482         rsurface.modelelement3s = model->surfmesh.data_element3s;
10483         rsurface.modelelement3s_indexbuffer = model->surfmesh.data_element3s_indexbuffer;
10484         rsurface.modelelement3s_bufferoffset = model->surfmesh.data_element3s_bufferoffset;
10485         rsurface.modellightmapoffsets = model->surfmesh.data_lightmapoffsets;
10486         rsurface.modelnumvertices = model->surfmesh.num_vertices;
10487         rsurface.modelnumtriangles = model->surfmesh.num_triangles;
10488         rsurface.modelsurfaces = model->data_surfaces;
10489         rsurface.modelvertexmesh = model->surfmesh.vertexmesh;
10490         rsurface.modelvertexmeshbuffer = model->surfmesh.vertexmeshbuffer;
10491         rsurface.modelvertex3fbuffer = model->surfmesh.vertex3fbuffer;
10492         rsurface.modelgeneratedvertex = false;
10493         rsurface.batchgeneratedvertex = false;
10494         rsurface.batchfirstvertex = 0;
10495         rsurface.batchnumvertices = 0;
10496         rsurface.batchfirsttriangle = 0;
10497         rsurface.batchnumtriangles = 0;
10498         rsurface.batchvertex3f  = NULL;
10499         rsurface.batchvertex3f_vertexbuffer = NULL;
10500         rsurface.batchvertex3f_bufferoffset = 0;
10501         rsurface.batchsvector3f = NULL;
10502         rsurface.batchsvector3f_vertexbuffer = NULL;
10503         rsurface.batchsvector3f_bufferoffset = 0;
10504         rsurface.batchtvector3f = NULL;
10505         rsurface.batchtvector3f_vertexbuffer = NULL;
10506         rsurface.batchtvector3f_bufferoffset = 0;
10507         rsurface.batchnormal3f  = NULL;
10508         rsurface.batchnormal3f_vertexbuffer = NULL;
10509         rsurface.batchnormal3f_bufferoffset = 0;
10510         rsurface.batchlightmapcolor4f = NULL;
10511         rsurface.batchlightmapcolor4f_vertexbuffer = NULL;
10512         rsurface.batchlightmapcolor4f_bufferoffset = 0;
10513         rsurface.batchtexcoordtexture2f = NULL;
10514         rsurface.batchtexcoordtexture2f_vertexbuffer = NULL;
10515         rsurface.batchtexcoordtexture2f_bufferoffset = 0;
10516         rsurface.batchtexcoordlightmap2f = NULL;
10517         rsurface.batchtexcoordlightmap2f_vertexbuffer = NULL;
10518         rsurface.batchtexcoordlightmap2f_bufferoffset = 0;
10519         rsurface.batchvertexmesh = NULL;
10520         rsurface.batchvertexmeshbuffer = NULL;
10521         rsurface.batchvertex3fbuffer = NULL;
10522         rsurface.batchelement3i = NULL;
10523         rsurface.batchelement3i_indexbuffer = NULL;
10524         rsurface.batchelement3i_bufferoffset = 0;
10525         rsurface.batchelement3s = NULL;
10526         rsurface.batchelement3s_indexbuffer = NULL;
10527         rsurface.batchelement3s_bufferoffset = 0;
10528         rsurface.passcolor4f = NULL;
10529         rsurface.passcolor4f_vertexbuffer = NULL;
10530         rsurface.passcolor4f_bufferoffset = 0;
10531 }
10532
10533 void RSurf_ActiveModelEntity(const entity_render_t *ent, qboolean wantnormals, qboolean wanttangents, qboolean prepass)
10534 {
10535         dp_model_t *model = ent->model;
10536         //if (rsurface.entity == ent && (!model->surfmesh.isanimated || (!wantnormals && !wanttangents)))
10537         //      return;
10538         rsurface.entity = (entity_render_t *)ent;
10539         rsurface.skeleton = ent->skeleton;
10540         memcpy(rsurface.userwavefunc_param, ent->userwavefunc_param, sizeof(rsurface.userwavefunc_param));
10541         rsurface.ent_skinnum = ent->skinnum;
10542         rsurface.ent_qwskin = (ent->entitynumber <= cl.maxclients && ent->entitynumber >= 1 && cls.protocol == PROTOCOL_QUAKEWORLD && cl.scores[ent->entitynumber - 1].qw_skin[0] && !strcmp(ent->model->name, "progs/player.mdl")) ? (ent->entitynumber - 1) : -1;
10543         rsurface.ent_shadertime = ent->shadertime;
10544         rsurface.ent_flags = ent->flags;
10545         rsurface.matrix = ent->matrix;
10546         rsurface.inversematrix = ent->inversematrix;
10547         rsurface.matrixscale = Matrix4x4_ScaleFromMatrix(&rsurface.matrix);
10548         rsurface.inversematrixscale = 1.0f / rsurface.matrixscale;
10549         R_EntityMatrix(&rsurface.matrix);
10550         Matrix4x4_Transform(&rsurface.inversematrix, r_refdef.view.origin, rsurface.localvieworigin);
10551         Matrix4x4_TransformStandardPlane(&rsurface.inversematrix, r_refdef.fogplane[0], r_refdef.fogplane[1], r_refdef.fogplane[2], r_refdef.fogplane[3], rsurface.fogplane);
10552         rsurface.fogplaneviewdist *= rsurface.inversematrixscale;
10553         rsurface.fograngerecip = r_refdef.fograngerecip * rsurface.matrixscale;
10554         rsurface.fogheightfade = r_refdef.fogheightfade * rsurface.matrixscale;
10555         rsurface.fogmasktabledistmultiplier = FOGMASKTABLEWIDTH * rsurface.fograngerecip;
10556         VectorCopy(ent->modellight_ambient, rsurface.modellight_ambient);
10557         VectorCopy(ent->modellight_diffuse, rsurface.modellight_diffuse);
10558         VectorCopy(ent->modellight_lightdir, rsurface.modellight_lightdir);
10559         VectorCopy(ent->colormap_pantscolor, rsurface.colormap_pantscolor);
10560         VectorCopy(ent->colormap_shirtcolor, rsurface.colormap_shirtcolor);
10561         VectorScale(ent->colormod, r_refdef.view.colorscale, rsurface.colormod);
10562         rsurface.colormod[3] = ent->alpha;
10563         VectorScale(ent->glowmod, r_refdef.view.colorscale * r_hdr_glowintensity.value, rsurface.glowmod);
10564         memcpy(rsurface.frameblend, ent->frameblend, sizeof(ent->frameblend));
10565         rsurface.ent_alttextures = ent->framegroupblend[0].frame != 0;
10566         rsurface.basepolygonfactor = r_refdef.polygonfactor;
10567         rsurface.basepolygonoffset = r_refdef.polygonoffset;
10568         if (ent->model->brush.submodel && !prepass)
10569         {
10570                 rsurface.basepolygonfactor += r_polygonoffset_submodel_factor.value;
10571                 rsurface.basepolygonoffset += r_polygonoffset_submodel_offset.value;
10572         }
10573         if (model->surfmesh.isanimated && model->AnimateVertices && (rsurface.frameblend[0].lerp != 1 || rsurface.frameblend[0].subframe != 0))
10574         {
10575                 if (ent->animcache_vertex3f)
10576                 {
10577                         rsurface.modelvertex3f = ent->animcache_vertex3f;
10578                         rsurface.modelsvector3f = wanttangents ? ent->animcache_svector3f : NULL;
10579                         rsurface.modeltvector3f = wanttangents ? ent->animcache_tvector3f : NULL;
10580                         rsurface.modelnormal3f = wantnormals ? ent->animcache_normal3f : NULL;
10581                         rsurface.modelvertexmesh = ent->animcache_vertexmesh;
10582                         rsurface.modelvertexmeshbuffer = ent->animcache_vertexmeshbuffer;
10583                         rsurface.modelvertex3fbuffer = ent->animcache_vertex3fbuffer;
10584                 }
10585                 else if (wanttangents)
10586                 {
10587                         rsurface.modelvertex3f = (float *)R_FrameData_Alloc(model->surfmesh.num_vertices * sizeof(float[3]));
10588                         rsurface.modelsvector3f = (float *)R_FrameData_Alloc(model->surfmesh.num_vertices * sizeof(float[3]));
10589                         rsurface.modeltvector3f = (float *)R_FrameData_Alloc(model->surfmesh.num_vertices * sizeof(float[3]));
10590                         rsurface.modelnormal3f = (float *)R_FrameData_Alloc(model->surfmesh.num_vertices * sizeof(float[3]));
10591                         model->AnimateVertices(model, rsurface.frameblend, rsurface.skeleton, rsurface.modelvertex3f, rsurface.modelnormal3f, rsurface.modelsvector3f, rsurface.modeltvector3f);
10592                         rsurface.modelvertexmesh = NULL;
10593                         rsurface.modelvertexmeshbuffer = NULL;
10594                         rsurface.modelvertex3fbuffer = NULL;
10595                 }
10596                 else if (wantnormals)
10597                 {
10598                         rsurface.modelvertex3f = (float *)R_FrameData_Alloc(model->surfmesh.num_vertices * sizeof(float[3]));
10599                         rsurface.modelsvector3f = NULL;
10600                         rsurface.modeltvector3f = NULL;
10601                         rsurface.modelnormal3f = (float *)R_FrameData_Alloc(model->surfmesh.num_vertices * sizeof(float[3]));
10602                         model->AnimateVertices(model, rsurface.frameblend, rsurface.skeleton, rsurface.modelvertex3f, rsurface.modelnormal3f, NULL, NULL);
10603                         rsurface.modelvertexmesh = NULL;
10604                         rsurface.modelvertexmeshbuffer = NULL;
10605                         rsurface.modelvertex3fbuffer = NULL;
10606                 }
10607                 else
10608                 {
10609                         rsurface.modelvertex3f = (float *)R_FrameData_Alloc(model->surfmesh.num_vertices * sizeof(float[3]));
10610                         rsurface.modelsvector3f = NULL;
10611                         rsurface.modeltvector3f = NULL;
10612                         rsurface.modelnormal3f = NULL;
10613                         model->AnimateVertices(model, rsurface.frameblend, rsurface.skeleton, rsurface.modelvertex3f, NULL, NULL, NULL);
10614                         rsurface.modelvertexmesh = NULL;
10615                         rsurface.modelvertexmeshbuffer = NULL;
10616                         rsurface.modelvertex3fbuffer = NULL;
10617                 }
10618                 rsurface.modelvertex3f_vertexbuffer = 0;
10619                 rsurface.modelvertex3f_bufferoffset = 0;
10620                 rsurface.modelsvector3f_vertexbuffer = 0;
10621                 rsurface.modelsvector3f_bufferoffset = 0;
10622                 rsurface.modeltvector3f_vertexbuffer = 0;
10623                 rsurface.modeltvector3f_bufferoffset = 0;
10624                 rsurface.modelnormal3f_vertexbuffer = 0;
10625                 rsurface.modelnormal3f_bufferoffset = 0;
10626                 rsurface.modelgeneratedvertex = true;
10627         }
10628         else
10629         {
10630                 rsurface.modelvertex3f  = model->surfmesh.data_vertex3f;
10631                 rsurface.modelvertex3f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10632                 rsurface.modelvertex3f_bufferoffset = model->surfmesh.vbooffset_vertex3f;
10633                 rsurface.modelsvector3f = model->surfmesh.data_svector3f;
10634                 rsurface.modelsvector3f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10635                 rsurface.modelsvector3f_bufferoffset = model->surfmesh.vbooffset_svector3f;
10636                 rsurface.modeltvector3f = model->surfmesh.data_tvector3f;
10637                 rsurface.modeltvector3f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10638                 rsurface.modeltvector3f_bufferoffset = model->surfmesh.vbooffset_tvector3f;
10639                 rsurface.modelnormal3f  = model->surfmesh.data_normal3f;
10640                 rsurface.modelnormal3f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10641                 rsurface.modelnormal3f_bufferoffset = model->surfmesh.vbooffset_normal3f;
10642                 rsurface.modelvertexmesh = model->surfmesh.vertexmesh;
10643                 rsurface.modelvertexmeshbuffer = model->surfmesh.vertexmeshbuffer;
10644                 rsurface.modelvertex3fbuffer = model->surfmesh.vertex3fbuffer;
10645                 rsurface.modelgeneratedvertex = false;
10646         }
10647         rsurface.modellightmapcolor4f  = model->surfmesh.data_lightmapcolor4f;
10648         rsurface.modellightmapcolor4f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10649         rsurface.modellightmapcolor4f_bufferoffset = model->surfmesh.vbooffset_lightmapcolor4f;
10650         rsurface.modeltexcoordtexture2f  = model->surfmesh.data_texcoordtexture2f;
10651         rsurface.modeltexcoordtexture2f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10652         rsurface.modeltexcoordtexture2f_bufferoffset = model->surfmesh.vbooffset_texcoordtexture2f;
10653         rsurface.modeltexcoordlightmap2f  = model->surfmesh.data_texcoordlightmap2f;
10654         rsurface.modeltexcoordlightmap2f_vertexbuffer = model->surfmesh.vbo_vertexbuffer;
10655         rsurface.modeltexcoordlightmap2f_bufferoffset = model->surfmesh.vbooffset_texcoordlightmap2f;
10656         rsurface.modelelement3i = model->surfmesh.data_element3i;
10657         rsurface.modelelement3i_indexbuffer = model->surfmesh.data_element3i_indexbuffer;
10658         rsurface.modelelement3i_bufferoffset = model->surfmesh.data_element3i_bufferoffset;
10659         rsurface.modelelement3s = model->surfmesh.data_element3s;
10660         rsurface.modelelement3s_indexbuffer = model->surfmesh.data_element3s_indexbuffer;
10661         rsurface.modelelement3s_bufferoffset = model->surfmesh.data_element3s_bufferoffset;
10662         rsurface.modellightmapoffsets = model->surfmesh.data_lightmapoffsets;
10663         rsurface.modelnumvertices = model->surfmesh.num_vertices;
10664         rsurface.modelnumtriangles = model->surfmesh.num_triangles;
10665         rsurface.modelsurfaces = model->data_surfaces;
10666         rsurface.batchgeneratedvertex = false;
10667         rsurface.batchfirstvertex = 0;
10668         rsurface.batchnumvertices = 0;
10669         rsurface.batchfirsttriangle = 0;
10670         rsurface.batchnumtriangles = 0;
10671         rsurface.batchvertex3f  = NULL;
10672         rsurface.batchvertex3f_vertexbuffer = NULL;
10673         rsurface.batchvertex3f_bufferoffset = 0;
10674         rsurface.batchsvector3f = NULL;
10675         rsurface.batchsvector3f_vertexbuffer = NULL;
10676         rsurface.batchsvector3f_bufferoffset = 0;
10677         rsurface.batchtvector3f = NULL;
10678         rsurface.batchtvector3f_vertexbuffer = NULL;
10679         rsurface.batchtvector3f_bufferoffset = 0;
10680         rsurface.batchnormal3f  = NULL;
10681         rsurface.batchnormal3f_vertexbuffer = NULL;
10682         rsurface.batchnormal3f_bufferoffset = 0;
10683         rsurface.batchlightmapcolor4f = NULL;
10684         rsurface.batchlightmapcolor4f_vertexbuffer = NULL;
10685         rsurface.batchlightmapcolor4f_bufferoffset = 0;
10686         rsurface.batchtexcoordtexture2f = NULL;
10687         rsurface.batchtexcoordtexture2f_vertexbuffer = NULL;
10688         rsurface.batchtexcoordtexture2f_bufferoffset = 0;
10689         rsurface.batchtexcoordlightmap2f = NULL;
10690         rsurface.batchtexcoordlightmap2f_vertexbuffer = NULL;
10691         rsurface.batchtexcoordlightmap2f_bufferoffset = 0;
10692         rsurface.batchvertexmesh = NULL;
10693         rsurface.batchvertexmeshbuffer = NULL;
10694         rsurface.batchvertex3fbuffer = NULL;
10695         rsurface.batchelement3i = NULL;
10696         rsurface.batchelement3i_indexbuffer = NULL;
10697         rsurface.batchelement3i_bufferoffset = 0;
10698         rsurface.batchelement3s = NULL;
10699         rsurface.batchelement3s_indexbuffer = NULL;
10700         rsurface.batchelement3s_bufferoffset = 0;
10701         rsurface.passcolor4f = NULL;
10702         rsurface.passcolor4f_vertexbuffer = NULL;
10703         rsurface.passcolor4f_bufferoffset = 0;
10704 }
10705
10706 void RSurf_ActiveCustomEntity(const matrix4x4_t *matrix, const matrix4x4_t *inversematrix, int entflags, double shadertime, float r, float g, float b, float a, int numvertices, const float *vertex3f, const float *texcoord2f, const float *normal3f, const float *svector3f, const float *tvector3f, const float *color4f, int numtriangles, const int *element3i, const unsigned short *element3s, qboolean wantnormals, qboolean wanttangents)
10707 {
10708         rsurface.entity = r_refdef.scene.worldentity;
10709         rsurface.skeleton = NULL;
10710         rsurface.ent_skinnum = 0;
10711         rsurface.ent_qwskin = -1;
10712         rsurface.ent_shadertime = shadertime;
10713         rsurface.ent_flags = entflags;
10714         rsurface.modelnumvertices = numvertices;
10715         rsurface.modelnumtriangles = numtriangles;
10716         rsurface.matrix = *matrix;
10717         rsurface.inversematrix = *inversematrix;
10718         rsurface.matrixscale = Matrix4x4_ScaleFromMatrix(&rsurface.matrix);
10719         rsurface.inversematrixscale = 1.0f / rsurface.matrixscale;
10720         R_EntityMatrix(&rsurface.matrix);
10721         Matrix4x4_Transform(&rsurface.inversematrix, r_refdef.view.origin, rsurface.localvieworigin);
10722         Matrix4x4_TransformStandardPlane(&rsurface.inversematrix, r_refdef.fogplane[0], r_refdef.fogplane[1], r_refdef.fogplane[2], r_refdef.fogplane[3], rsurface.fogplane);
10723         rsurface.fogplaneviewdist *= rsurface.inversematrixscale;
10724         rsurface.fograngerecip = r_refdef.fograngerecip * rsurface.matrixscale;
10725         rsurface.fogheightfade = r_refdef.fogheightfade * rsurface.matrixscale;
10726         rsurface.fogmasktabledistmultiplier = FOGMASKTABLEWIDTH * rsurface.fograngerecip;
10727         VectorSet(rsurface.modellight_ambient, 0, 0, 0);
10728         VectorSet(rsurface.modellight_diffuse, 0, 0, 0);
10729         VectorSet(rsurface.modellight_lightdir, 0, 0, 1);
10730         VectorSet(rsurface.colormap_pantscolor, 0, 0, 0);
10731         VectorSet(rsurface.colormap_shirtcolor, 0, 0, 0);
10732         Vector4Set(rsurface.colormod, r * r_refdef.view.colorscale, g * r_refdef.view.colorscale, b * r_refdef.view.colorscale, a);
10733         VectorSet(rsurface.glowmod, r_refdef.view.colorscale * r_hdr_glowintensity.value, r_refdef.view.colorscale * r_hdr_glowintensity.value, r_refdef.view.colorscale * r_hdr_glowintensity.value);
10734         memset(rsurface.frameblend, 0, sizeof(rsurface.frameblend));
10735         rsurface.frameblend[0].lerp = 1;
10736         rsurface.ent_alttextures = false;
10737         rsurface.basepolygonfactor = r_refdef.polygonfactor;
10738         rsurface.basepolygonoffset = r_refdef.polygonoffset;
10739         if (wanttangents)
10740         {
10741                 rsurface.modelvertex3f = (float *)vertex3f;
10742                 rsurface.modelsvector3f = svector3f ? (float *)svector3f : (float *)R_FrameData_Alloc(rsurface.modelnumvertices * sizeof(float[3]));
10743                 rsurface.modeltvector3f = tvector3f ? (float *)tvector3f : (float *)R_FrameData_Alloc(rsurface.modelnumvertices * sizeof(float[3]));
10744                 rsurface.modelnormal3f = normal3f ? (float *)normal3f : (float *)R_FrameData_Alloc(rsurface.modelnumvertices * sizeof(float[3]));
10745         }
10746         else if (wantnormals)
10747         {
10748                 rsurface.modelvertex3f = (float *)vertex3f;
10749                 rsurface.modelsvector3f = NULL;
10750                 rsurface.modeltvector3f = NULL;
10751                 rsurface.modelnormal3f = normal3f ? (float *)normal3f : (float *)R_FrameData_Alloc(rsurface.modelnumvertices * sizeof(float[3]));
10752         }
10753         else
10754         {
10755                 rsurface.modelvertex3f = (float *)vertex3f;
10756                 rsurface.modelsvector3f = NULL;
10757                 rsurface.modeltvector3f = NULL;
10758                 rsurface.modelnormal3f = NULL;
10759         }
10760         rsurface.modelvertexmesh = NULL;
10761         rsurface.modelvertexmeshbuffer = NULL;
10762         rsurface.modelvertex3fbuffer = NULL;
10763         rsurface.modelvertex3f_vertexbuffer = 0;
10764         rsurface.modelvertex3f_bufferoffset = 0;
10765         rsurface.modelsvector3f_vertexbuffer = 0;
10766         rsurface.modelsvector3f_bufferoffset = 0;
10767         rsurface.modeltvector3f_vertexbuffer = 0;
10768         rsurface.modeltvector3f_bufferoffset = 0;
10769         rsurface.modelnormal3f_vertexbuffer = 0;
10770         rsurface.modelnormal3f_bufferoffset = 0;
10771         rsurface.modelgeneratedvertex = true;
10772         rsurface.modellightmapcolor4f  = (float *)color4f;
10773         rsurface.modellightmapcolor4f_vertexbuffer = 0;
10774         rsurface.modellightmapcolor4f_bufferoffset = 0;
10775         rsurface.modeltexcoordtexture2f  = (float *)texcoord2f;
10776         rsurface.modeltexcoordtexture2f_vertexbuffer = 0;
10777         rsurface.modeltexcoordtexture2f_bufferoffset = 0;
10778         rsurface.modeltexcoordlightmap2f  = NULL;
10779         rsurface.modeltexcoordlightmap2f_vertexbuffer = 0;
10780         rsurface.modeltexcoordlightmap2f_bufferoffset = 0;
10781         rsurface.modelelement3i = (int *)element3i;
10782         rsurface.modelelement3i_indexbuffer = NULL;
10783         rsurface.modelelement3i_bufferoffset = 0;
10784         rsurface.modelelement3s = (unsigned short *)element3s;
10785         rsurface.modelelement3s_indexbuffer = NULL;
10786         rsurface.modelelement3s_bufferoffset = 0;
10787         rsurface.modellightmapoffsets = NULL;
10788         rsurface.modelsurfaces = NULL;
10789         rsurface.batchgeneratedvertex = false;
10790         rsurface.batchfirstvertex = 0;
10791         rsurface.batchnumvertices = 0;
10792         rsurface.batchfirsttriangle = 0;
10793         rsurface.batchnumtriangles = 0;
10794         rsurface.batchvertex3f  = NULL;
10795         rsurface.batchvertex3f_vertexbuffer = NULL;
10796         rsurface.batchvertex3f_bufferoffset = 0;
10797         rsurface.batchsvector3f = NULL;
10798         rsurface.batchsvector3f_vertexbuffer = NULL;
10799         rsurface.batchsvector3f_bufferoffset = 0;
10800         rsurface.batchtvector3f = NULL;
10801         rsurface.batchtvector3f_vertexbuffer = NULL;
10802         rsurface.batchtvector3f_bufferoffset = 0;
10803         rsurface.batchnormal3f  = NULL;
10804         rsurface.batchnormal3f_vertexbuffer = NULL;
10805         rsurface.batchnormal3f_bufferoffset = 0;
10806         rsurface.batchlightmapcolor4f = NULL;
10807         rsurface.batchlightmapcolor4f_vertexbuffer = NULL;
10808         rsurface.batchlightmapcolor4f_bufferoffset = 0;
10809         rsurface.batchtexcoordtexture2f = NULL;
10810         rsurface.batchtexcoordtexture2f_vertexbuffer = NULL;
10811         rsurface.batchtexcoordtexture2f_bufferoffset = 0;
10812         rsurface.batchtexcoordlightmap2f = NULL;
10813         rsurface.batchtexcoordlightmap2f_vertexbuffer = NULL;
10814         rsurface.batchtexcoordlightmap2f_bufferoffset = 0;
10815         rsurface.batchvertexmesh = NULL;
10816         rsurface.batchvertexmeshbuffer = NULL;
10817         rsurface.batchvertex3fbuffer = NULL;
10818         rsurface.batchelement3i = NULL;
10819         rsurface.batchelement3i_indexbuffer = NULL;
10820         rsurface.batchelement3i_bufferoffset = 0;
10821         rsurface.batchelement3s = NULL;
10822         rsurface.batchelement3s_indexbuffer = NULL;
10823         rsurface.batchelement3s_bufferoffset = 0;
10824         rsurface.passcolor4f = NULL;
10825         rsurface.passcolor4f_vertexbuffer = NULL;
10826         rsurface.passcolor4f_bufferoffset = 0;
10827
10828         if (rsurface.modelnumvertices && rsurface.modelelement3i)
10829         {
10830                 if ((wantnormals || wanttangents) && !normal3f)
10831                 {
10832                         rsurface.modelnormal3f = (float *)R_FrameData_Alloc(rsurface.modelnumvertices * sizeof(float[3]));
10833                         Mod_BuildNormals(0, rsurface.modelnumvertices, rsurface.modelnumtriangles, rsurface.modelvertex3f, rsurface.modelelement3i, rsurface.modelnormal3f, r_smoothnormals_areaweighting.integer != 0);
10834                 }
10835                 if (wanttangents && !svector3f)
10836                 {
10837                         rsurface.modelsvector3f = (float *)R_FrameData_Alloc(rsurface.modelnumvertices * sizeof(float[3]));
10838                         rsurface.modeltvector3f = (float *)R_FrameData_Alloc(rsurface.modelnumvertices * sizeof(float[3]));
10839                         Mod_BuildTextureVectorsFromNormals(0, rsurface.modelnumvertices, rsurface.modelnumtriangles, rsurface.modelvertex3f, rsurface.modeltexcoordtexture2f, rsurface.modelnormal3f, rsurface.modelelement3i, rsurface.modelsvector3f, rsurface.modeltvector3f, r_smoothnormals_areaweighting.integer != 0);
10840                 }
10841         }
10842 }
10843
10844 float RSurf_FogPoint(const float *v)
10845 {
10846         // this code is identical to the USEFOGINSIDE/USEFOGOUTSIDE code in the shader
10847         float FogPlaneViewDist = r_refdef.fogplaneviewdist;
10848         float FogPlaneVertexDist = DotProduct(r_refdef.fogplane, v) + r_refdef.fogplane[3];
10849         float FogHeightFade = r_refdef.fogheightfade;
10850         float fogfrac;
10851         unsigned int fogmasktableindex;
10852         if (r_refdef.fogplaneviewabove)
10853                 fogfrac = min(0.0f, FogPlaneVertexDist) / (FogPlaneVertexDist - FogPlaneViewDist) * min(1.0f, min(0.0f, FogPlaneVertexDist) * FogHeightFade);
10854         else
10855                 fogfrac = FogPlaneViewDist / (FogPlaneViewDist - max(0.0f, FogPlaneVertexDist)) * min(1.0f, (min(0.0f, FogPlaneVertexDist) + FogPlaneViewDist) * FogHeightFade);
10856         fogmasktableindex = (unsigned int)(VectorDistance(r_refdef.view.origin, v) * fogfrac * r_refdef.fogmasktabledistmultiplier);
10857         return r_refdef.fogmasktable[min(fogmasktableindex, FOGMASKTABLEWIDTH - 1)];
10858 }
10859
10860 float RSurf_FogVertex(const float *v)
10861 {
10862         // this code is identical to the USEFOGINSIDE/USEFOGOUTSIDE code in the shader
10863         float FogPlaneViewDist = rsurface.fogplaneviewdist;
10864         float FogPlaneVertexDist = DotProduct(rsurface.fogplane, v) + rsurface.fogplane[3];
10865         float FogHeightFade = rsurface.fogheightfade;
10866         float fogfrac;
10867         unsigned int fogmasktableindex;
10868         if (r_refdef.fogplaneviewabove)
10869                 fogfrac = min(0.0f, FogPlaneVertexDist) / (FogPlaneVertexDist - FogPlaneViewDist) * min(1.0f, min(0.0f, FogPlaneVertexDist) * FogHeightFade);
10870         else
10871                 fogfrac = FogPlaneViewDist / (FogPlaneViewDist - max(0.0f, FogPlaneVertexDist)) * min(1.0f, (min(0.0f, FogPlaneVertexDist) + FogPlaneViewDist) * FogHeightFade);
10872         fogmasktableindex = (unsigned int)(VectorDistance(rsurface.localvieworigin, v) * fogfrac * rsurface.fogmasktabledistmultiplier);
10873         return r_refdef.fogmasktable[min(fogmasktableindex, FOGMASKTABLEWIDTH - 1)];
10874 }
10875
10876 void RSurf_RenumberElements(const int *inelement3i, int *outelement3i, int numelements, int adjust)
10877 {
10878         int i;
10879         for (i = 0;i < numelements;i++)
10880                 outelement3i[i] = inelement3i[i] + adjust;
10881 }
10882
10883 static const int quadedges[6][2] = {{0, 1}, {0, 2}, {0, 3}, {1, 2}, {1, 3}, {2, 3}};
10884 extern cvar_t gl_vbo;
10885 void RSurf_PrepareVerticesForBatch(int batchneed, int texturenumsurfaces, const msurface_t **texturesurfacelist)
10886 {
10887         int deformindex;
10888         int firsttriangle;
10889         int numtriangles;
10890         int firstvertex;
10891         int endvertex;
10892         int numvertices;
10893         int surfacefirsttriangle;
10894         int surfacenumtriangles;
10895         int surfacefirstvertex;
10896         int surfaceendvertex;
10897         int surfacenumvertices;
10898         int batchnumvertices;
10899         int batchnumtriangles;
10900         int needsupdate;
10901         int i, j;
10902         qboolean gaps;
10903         qboolean dynamicvertex;
10904         float amplitude;
10905         float animpos;
10906         float scale;
10907         float center[3], forward[3], right[3], up[3], v[3], newforward[3], newright[3], newup[3];
10908         float waveparms[4];
10909         q3shaderinfo_deform_t *deform;
10910         const msurface_t *surface, *firstsurface;
10911         r_vertexmesh_t *vertexmesh;
10912         if (!texturenumsurfaces)
10913                 return;
10914         // find vertex range of this surface batch
10915         gaps = false;
10916         firstsurface = texturesurfacelist[0];
10917         firsttriangle = firstsurface->num_firsttriangle;
10918         batchnumvertices = 0;
10919         batchnumtriangles = 0;
10920         firstvertex = endvertex = firstsurface->num_firstvertex;
10921         for (i = 0;i < texturenumsurfaces;i++)
10922         {
10923                 surface = texturesurfacelist[i];
10924                 if (surface != firstsurface + i)
10925                         gaps = true;
10926                 surfacefirstvertex = surface->num_firstvertex;
10927                 surfaceendvertex = surfacefirstvertex + surface->num_vertices;
10928                 surfacenumvertices = surface->num_vertices;
10929                 surfacenumtriangles = surface->num_triangles;
10930                 if (firstvertex > surfacefirstvertex)
10931                         firstvertex = surfacefirstvertex;
10932                 if (endvertex < surfaceendvertex)
10933                         endvertex = surfaceendvertex;
10934                 batchnumvertices += surfacenumvertices;
10935                 batchnumtriangles += surfacenumtriangles;
10936         }
10937
10938         // we now know the vertex range used, and if there are any gaps in it
10939         rsurface.batchfirstvertex = firstvertex;
10940         rsurface.batchnumvertices = endvertex - firstvertex;
10941         rsurface.batchfirsttriangle = firsttriangle;
10942         rsurface.batchnumtriangles = batchnumtriangles;
10943
10944         // this variable holds flags for which properties have been updated that
10945         // may require regenerating vertexmesh array...
10946         needsupdate = 0;
10947
10948         // check if any dynamic vertex processing must occur
10949         dynamicvertex = false;
10950
10951         // if there is a chance of animated vertex colors, it's a dynamic batch
10952         if ((batchneed & (BATCHNEED_VERTEXMESH_VERTEXCOLOR | BATCHNEED_ARRAY_VERTEXCOLOR)) && texturesurfacelist[0]->lightmapinfo)
10953         {
10954                 dynamicvertex = true;
10955                 batchneed |= BATCHNEED_NOGAPS;
10956                 needsupdate |= BATCHNEED_VERTEXMESH_VERTEXCOLOR;
10957         }
10958
10959         for (deformindex = 0, deform = rsurface.texture->deforms;deformindex < Q3MAXDEFORMS && deform->deform;deformindex++, deform++)
10960         {
10961                 switch (deform->deform)
10962                 {
10963                 default:
10964                 case Q3DEFORM_PROJECTIONSHADOW:
10965                 case Q3DEFORM_TEXT0:
10966                 case Q3DEFORM_TEXT1:
10967                 case Q3DEFORM_TEXT2:
10968                 case Q3DEFORM_TEXT3:
10969                 case Q3DEFORM_TEXT4:
10970                 case Q3DEFORM_TEXT5:
10971                 case Q3DEFORM_TEXT6:
10972                 case Q3DEFORM_TEXT7:
10973                 case Q3DEFORM_NONE:
10974                         break;
10975                 case Q3DEFORM_AUTOSPRITE:
10976                         dynamicvertex = true;
10977                         batchneed |= BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_ARRAY_VECTOR | BATCHNEED_ARRAY_TEXCOORD | BATCHNEED_NOGAPS;
10978                         needsupdate |= BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR;
10979                         break;
10980                 case Q3DEFORM_AUTOSPRITE2:
10981                         dynamicvertex = true;
10982                         batchneed |= BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_TEXCOORD | BATCHNEED_NOGAPS;
10983                         needsupdate |= BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR;
10984                         break;
10985                 case Q3DEFORM_NORMAL:
10986                         dynamicvertex = true;
10987                         batchneed |= BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_ARRAY_TEXCOORD | BATCHNEED_NOGAPS;
10988                         needsupdate |= BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR;
10989                         break;
10990                 case Q3DEFORM_WAVE:
10991                         if(!R_TestQ3WaveFunc(deform->wavefunc, deform->waveparms))
10992                                 break; // if wavefunc is a nop, ignore this transform
10993                         dynamicvertex = true;
10994                         batchneed |= BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_ARRAY_TEXCOORD | BATCHNEED_NOGAPS;
10995                         needsupdate |= BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR;
10996                         break;
10997                 case Q3DEFORM_BULGE:
10998                         dynamicvertex = true;
10999                         batchneed |= BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_ARRAY_TEXCOORD | BATCHNEED_NOGAPS;
11000                         needsupdate |= BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR;
11001                         break;
11002                 case Q3DEFORM_MOVE:
11003                         if(!R_TestQ3WaveFunc(deform->wavefunc, deform->waveparms))
11004                                 break; // if wavefunc is a nop, ignore this transform
11005                         dynamicvertex = true;
11006                         batchneed |= BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS;
11007                         needsupdate |= BATCHNEED_VERTEXMESH_VERTEX;
11008                         break;
11009                 }
11010         }
11011         switch(rsurface.texture->tcgen.tcgen)
11012         {
11013         default:
11014         case Q3TCGEN_TEXTURE:
11015                 break;
11016         case Q3TCGEN_LIGHTMAP:
11017                 dynamicvertex = true;
11018                 batchneed |= BATCHNEED_ARRAY_LIGHTMAP | BATCHNEED_NOGAPS;
11019                 needsupdate |= BATCHNEED_VERTEXMESH_LIGHTMAP;
11020                 break;
11021         case Q3TCGEN_VECTOR:
11022                 dynamicvertex = true;
11023                 batchneed |= BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS;
11024                 needsupdate |= BATCHNEED_VERTEXMESH_TEXCOORD;
11025                 break;
11026         case Q3TCGEN_ENVIRONMENT:
11027                 dynamicvertex = true;
11028                 batchneed |= BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_NOGAPS;
11029                 needsupdate |= BATCHNEED_VERTEXMESH_TEXCOORD;
11030                 break;
11031         }
11032         if (rsurface.texture->tcmods[0].tcmod == Q3TCMOD_TURBULENT)
11033         {
11034                 dynamicvertex = true;
11035                 batchneed |= BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_TEXCOORD | BATCHNEED_NOGAPS;
11036                 needsupdate |= BATCHNEED_VERTEXMESH_TEXCOORD;
11037         }
11038
11039         if (!rsurface.modelvertexmesh && (batchneed & (BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR | BATCHNEED_VERTEXMESH_VERTEXCOLOR | BATCHNEED_VERTEXMESH_TEXCOORD | BATCHNEED_VERTEXMESH_LIGHTMAP)))
11040         {
11041                 dynamicvertex = true;
11042                 batchneed |= BATCHNEED_NOGAPS;
11043                 needsupdate |= (batchneed & (BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR | BATCHNEED_VERTEXMESH_VERTEXCOLOR | BATCHNEED_VERTEXMESH_TEXCOORD | BATCHNEED_VERTEXMESH_LIGHTMAP));
11044         }
11045
11046         if (dynamicvertex || gaps || rsurface.batchfirstvertex)
11047         {
11048                 // when copying, we need to consider the regeneration of vertexmesh, any dependencies it may have must be set...
11049                 if (batchneed & BATCHNEED_VERTEXMESH_VERTEX)      batchneed |= BATCHNEED_ARRAY_VERTEX;
11050                 if (batchneed & BATCHNEED_VERTEXMESH_NORMAL)      batchneed |= BATCHNEED_ARRAY_NORMAL;
11051                 if (batchneed & BATCHNEED_VERTEXMESH_VECTOR)      batchneed |= BATCHNEED_ARRAY_VECTOR;
11052                 if (batchneed & BATCHNEED_VERTEXMESH_VERTEXCOLOR) batchneed |= BATCHNEED_ARRAY_VERTEXCOLOR;
11053                 if (batchneed & BATCHNEED_VERTEXMESH_TEXCOORD)    batchneed |= BATCHNEED_ARRAY_TEXCOORD;
11054                 if (batchneed & BATCHNEED_VERTEXMESH_LIGHTMAP)    batchneed |= BATCHNEED_ARRAY_LIGHTMAP;
11055         }
11056
11057         // when the model data has no vertex buffer (dynamic mesh), we need to
11058         // eliminate gaps
11059         if (vid.useinterleavedarrays ? !rsurface.modelvertexmeshbuffer : !rsurface.modelvertex3f_vertexbuffer)
11060                 batchneed |= BATCHNEED_NOGAPS;
11061
11062         // if needsupdate, we have to do a dynamic vertex batch for sure
11063         if (needsupdate & batchneed)
11064                 dynamicvertex = true;
11065
11066         // see if we need to build vertexmesh from arrays
11067         if (!rsurface.modelvertexmesh && (batchneed & (BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR | BATCHNEED_VERTEXMESH_VERTEXCOLOR | BATCHNEED_VERTEXMESH_TEXCOORD | BATCHNEED_VERTEXMESH_LIGHTMAP)))
11068                 dynamicvertex = true;
11069
11070         // if gaps are unacceptable, and there are gaps, it's a dynamic batch...
11071         // also some drivers strongly dislike firstvertex
11072         if ((batchneed & BATCHNEED_NOGAPS) && (gaps || firstvertex))
11073                 dynamicvertex = true;
11074
11075         rsurface.batchvertex3f = rsurface.modelvertex3f;
11076         rsurface.batchvertex3f_vertexbuffer = rsurface.modelvertex3f_vertexbuffer;
11077         rsurface.batchvertex3f_bufferoffset = rsurface.modelvertex3f_bufferoffset;
11078         rsurface.batchsvector3f = rsurface.modelsvector3f;
11079         rsurface.batchsvector3f_vertexbuffer = rsurface.modelsvector3f_vertexbuffer;
11080         rsurface.batchsvector3f_bufferoffset = rsurface.modelsvector3f_bufferoffset;
11081         rsurface.batchtvector3f = rsurface.modeltvector3f;
11082         rsurface.batchtvector3f_vertexbuffer = rsurface.modeltvector3f_vertexbuffer;
11083         rsurface.batchtvector3f_bufferoffset = rsurface.modeltvector3f_bufferoffset;
11084         rsurface.batchnormal3f = rsurface.modelnormal3f;
11085         rsurface.batchnormal3f_vertexbuffer = rsurface.modelnormal3f_vertexbuffer;
11086         rsurface.batchnormal3f_bufferoffset = rsurface.modelnormal3f_bufferoffset;
11087         rsurface.batchlightmapcolor4f = rsurface.modellightmapcolor4f;
11088         rsurface.batchlightmapcolor4f_vertexbuffer  = rsurface.modellightmapcolor4f_vertexbuffer;
11089         rsurface.batchlightmapcolor4f_bufferoffset  = rsurface.modellightmapcolor4f_bufferoffset;
11090         rsurface.batchtexcoordtexture2f = rsurface.modeltexcoordtexture2f;
11091         rsurface.batchtexcoordtexture2f_vertexbuffer  = rsurface.modeltexcoordtexture2f_vertexbuffer;
11092         rsurface.batchtexcoordtexture2f_bufferoffset  = rsurface.modeltexcoordtexture2f_bufferoffset;
11093         rsurface.batchtexcoordlightmap2f = rsurface.modeltexcoordlightmap2f;
11094         rsurface.batchtexcoordlightmap2f_vertexbuffer = rsurface.modeltexcoordlightmap2f_vertexbuffer;
11095         rsurface.batchtexcoordlightmap2f_bufferoffset = rsurface.modeltexcoordlightmap2f_bufferoffset;
11096         rsurface.batchvertex3fbuffer = rsurface.modelvertex3fbuffer;
11097         rsurface.batchvertexmesh = rsurface.modelvertexmesh;
11098         rsurface.batchvertexmeshbuffer = rsurface.modelvertexmeshbuffer;
11099         rsurface.batchelement3i = rsurface.modelelement3i;
11100         rsurface.batchelement3i_indexbuffer = rsurface.modelelement3i_indexbuffer;
11101         rsurface.batchelement3i_bufferoffset = rsurface.modelelement3i_bufferoffset;
11102         rsurface.batchelement3s = rsurface.modelelement3s;
11103         rsurface.batchelement3s_indexbuffer = rsurface.modelelement3s_indexbuffer;
11104         rsurface.batchelement3s_bufferoffset = rsurface.modelelement3s_bufferoffset;
11105
11106         // if any dynamic vertex processing has to occur in software, we copy the
11107         // entire surface list together before processing to rebase the vertices
11108         // to start at 0 (otherwise we waste a lot of room in a vertex buffer).
11109         //
11110         // if any gaps exist and we do not have a static vertex buffer, we have to
11111         // copy the surface list together to avoid wasting upload bandwidth on the
11112         // vertices in the gaps.
11113         //
11114         // if gaps exist and we have a static vertex buffer, we still have to
11115         // combine the index buffer ranges into one dynamic index buffer.
11116         //
11117         // in all cases we end up with data that can be drawn in one call.
11118
11119         if (!dynamicvertex)
11120         {
11121                 // static vertex data, just set pointers...
11122                 rsurface.batchgeneratedvertex = false;
11123                 // if there are gaps, we want to build a combined index buffer,
11124                 // otherwise use the original static buffer with an appropriate offset
11125                 if (gaps)
11126                 {
11127                         // build a new triangle elements array for this batch
11128                         rsurface.batchelement3i = (int *)R_FrameData_Alloc(batchnumtriangles * sizeof(int[3]));
11129                         rsurface.batchfirsttriangle = 0;
11130                         numtriangles = 0;
11131                         for (i = 0;i < texturenumsurfaces;i++)
11132                         {
11133                                 surfacefirsttriangle = texturesurfacelist[i]->num_firsttriangle;
11134                                 surfacenumtriangles = texturesurfacelist[i]->num_triangles;
11135                                 memcpy(rsurface.batchelement3i + 3*numtriangles, rsurface.modelelement3i + 3*surfacefirsttriangle, surfacenumtriangles*sizeof(int[3]));
11136                                 numtriangles += surfacenumtriangles;
11137                         }
11138                         rsurface.batchelement3i_indexbuffer = NULL;
11139                         rsurface.batchelement3i_bufferoffset = 0;
11140                         rsurface.batchelement3s = NULL;
11141                         rsurface.batchelement3s_indexbuffer = NULL;
11142                         rsurface.batchelement3s_bufferoffset = 0;
11143                         if (endvertex <= 65536)
11144                         {
11145                                 // make a 16bit (unsigned short) index array if possible
11146                                 rsurface.batchelement3s = (unsigned short *)R_FrameData_Alloc(batchnumtriangles * sizeof(unsigned short[3]));
11147                                 for (i = 0;i < numtriangles*3;i++)
11148                                         rsurface.batchelement3s[i] = rsurface.batchelement3i[i];
11149                         }
11150                 }
11151                 return;
11152         }
11153
11154         // something needs software processing, do it for real...
11155         // we only directly handle separate array data in this case and then
11156         // generate interleaved data if needed...
11157         rsurface.batchgeneratedvertex = true;
11158
11159         // now copy the vertex data into a combined array and make an index array
11160         // (this is what Quake3 does all the time)
11161         //if (gaps || rsurface.batchfirstvertex)
11162         {
11163                 rsurface.batchvertex3fbuffer = NULL;
11164                 rsurface.batchvertexmesh = NULL;
11165                 rsurface.batchvertexmeshbuffer = NULL;
11166                 rsurface.batchvertex3f = NULL;
11167                 rsurface.batchvertex3f_vertexbuffer = NULL;
11168                 rsurface.batchvertex3f_bufferoffset = 0;
11169                 rsurface.batchsvector3f = NULL;
11170                 rsurface.batchsvector3f_vertexbuffer = NULL;
11171                 rsurface.batchsvector3f_bufferoffset = 0;
11172                 rsurface.batchtvector3f = NULL;
11173                 rsurface.batchtvector3f_vertexbuffer = NULL;
11174                 rsurface.batchtvector3f_bufferoffset = 0;
11175                 rsurface.batchnormal3f = NULL;
11176                 rsurface.batchnormal3f_vertexbuffer = NULL;
11177                 rsurface.batchnormal3f_bufferoffset = 0;
11178                 rsurface.batchlightmapcolor4f = NULL;
11179                 rsurface.batchlightmapcolor4f_vertexbuffer = NULL;
11180                 rsurface.batchlightmapcolor4f_bufferoffset = 0;
11181                 rsurface.batchtexcoordtexture2f = NULL;
11182                 rsurface.batchtexcoordtexture2f_vertexbuffer = NULL;
11183                 rsurface.batchtexcoordtexture2f_bufferoffset = 0;
11184                 rsurface.batchtexcoordlightmap2f = NULL;
11185                 rsurface.batchtexcoordlightmap2f_vertexbuffer = NULL;
11186                 rsurface.batchtexcoordlightmap2f_bufferoffset = 0;
11187                 rsurface.batchelement3i = (int *)R_FrameData_Alloc(batchnumtriangles * sizeof(int[3]));
11188                 rsurface.batchelement3i_indexbuffer = NULL;
11189                 rsurface.batchelement3i_bufferoffset = 0;
11190                 rsurface.batchelement3s = NULL;
11191                 rsurface.batchelement3s_indexbuffer = NULL;
11192                 rsurface.batchelement3s_bufferoffset = 0;
11193                 // we'll only be setting up certain arrays as needed
11194                 if (batchneed & (BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR | BATCHNEED_VERTEXMESH_VERTEXCOLOR | BATCHNEED_VERTEXMESH_TEXCOORD | BATCHNEED_VERTEXMESH_LIGHTMAP))
11195                         rsurface.batchvertexmesh = (r_vertexmesh_t *)R_FrameData_Alloc(batchnumvertices * sizeof(r_vertexmesh_t));
11196                 if (batchneed & BATCHNEED_ARRAY_VERTEX)
11197                         rsurface.batchvertex3f = (float *)R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11198                 if (batchneed & BATCHNEED_ARRAY_NORMAL)
11199                         rsurface.batchnormal3f = (float *)R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11200                 if (batchneed & BATCHNEED_ARRAY_VECTOR)
11201                 {
11202                         rsurface.batchsvector3f = (float *)R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11203                         rsurface.batchtvector3f = (float *)R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11204                 }
11205                 if (batchneed & BATCHNEED_ARRAY_VERTEXCOLOR)
11206                         rsurface.batchlightmapcolor4f = (float *)R_FrameData_Alloc(batchnumvertices * sizeof(float[4]));
11207                 if (batchneed & BATCHNEED_ARRAY_TEXCOORD)
11208                         rsurface.batchtexcoordtexture2f = (float *)R_FrameData_Alloc(batchnumvertices * sizeof(float[2]));
11209                 if (batchneed & BATCHNEED_ARRAY_LIGHTMAP)
11210                         rsurface.batchtexcoordlightmap2f = (float *)R_FrameData_Alloc(batchnumvertices * sizeof(float[2]));
11211                 numvertices = 0;
11212                 numtriangles = 0;
11213                 for (i = 0;i < texturenumsurfaces;i++)
11214                 {
11215                         surfacefirstvertex = texturesurfacelist[i]->num_firstvertex;
11216                         surfacenumvertices = texturesurfacelist[i]->num_vertices;
11217                         surfacefirsttriangle = texturesurfacelist[i]->num_firsttriangle;
11218                         surfacenumtriangles = texturesurfacelist[i]->num_triangles;
11219                         // copy only the data requested
11220                         if ((batchneed & (BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR | BATCHNEED_VERTEXMESH_VERTEXCOLOR | BATCHNEED_VERTEXMESH_TEXCOORD | BATCHNEED_VERTEXMESH_LIGHTMAP)) && rsurface.modelvertexmesh)
11221                                 memcpy(rsurface.batchvertexmesh + numvertices, rsurface.modelvertexmesh + surfacefirstvertex, surfacenumvertices * sizeof(rsurface.batchvertexmesh[0]));
11222                         if (batchneed & (BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_ARRAY_VECTOR | BATCHNEED_ARRAY_VERTEXCOLOR | BATCHNEED_ARRAY_TEXCOORD | BATCHNEED_ARRAY_LIGHTMAP))
11223                         {
11224                                 if (batchneed & BATCHNEED_ARRAY_VERTEX)
11225                                         memcpy(rsurface.batchvertex3f + 3*numvertices, rsurface.modelvertex3f + 3*surfacefirstvertex, surfacenumvertices * sizeof(float[3]));
11226                                 if ((batchneed & BATCHNEED_ARRAY_NORMAL) && rsurface.modelnormal3f)
11227                                         memcpy(rsurface.batchnormal3f + 3*numvertices, rsurface.modelnormal3f + 3*surfacefirstvertex, surfacenumvertices * sizeof(float[3]));
11228                                 if ((batchneed & BATCHNEED_ARRAY_VECTOR) && rsurface.modelsvector3f)
11229                                 {
11230                                         memcpy(rsurface.batchsvector3f + 3*numvertices, rsurface.modelsvector3f + 3*surfacefirstvertex, surfacenumvertices * sizeof(float[3]));
11231                                         memcpy(rsurface.batchtvector3f + 3*numvertices, rsurface.modeltvector3f + 3*surfacefirstvertex, surfacenumvertices * sizeof(float[3]));
11232                                 }
11233                                 if ((batchneed & BATCHNEED_ARRAY_VERTEXCOLOR) && rsurface.modellightmapcolor4f)
11234                                         memcpy(rsurface.batchlightmapcolor4f + 4*numvertices, rsurface.modellightmapcolor4f + 4*surfacefirstvertex, surfacenumvertices * sizeof(float[4]));
11235                                 if ((batchneed & BATCHNEED_ARRAY_TEXCOORD) && rsurface.modeltexcoordtexture2f)
11236                                         memcpy(rsurface.batchtexcoordtexture2f + 2*numvertices, rsurface.modeltexcoordtexture2f + 2*surfacefirstvertex, surfacenumvertices * sizeof(float[2]));
11237                                 if ((batchneed & BATCHNEED_ARRAY_LIGHTMAP) && rsurface.modeltexcoordlightmap2f)
11238                                         memcpy(rsurface.batchtexcoordlightmap2f + 2*numvertices, rsurface.modeltexcoordlightmap2f + 2*surfacefirstvertex, surfacenumvertices * sizeof(float[2]));
11239                         }
11240                         RSurf_RenumberElements(rsurface.modelelement3i + 3*surfacefirsttriangle, rsurface.batchelement3i + 3*numtriangles, 3*surfacenumtriangles, numvertices - surfacefirstvertex);
11241                         numvertices += surfacenumvertices;
11242                         numtriangles += surfacenumtriangles;
11243                 }
11244
11245                 // generate a 16bit index array as well if possible
11246                 // (in general, dynamic batches fit)
11247                 if (numvertices <= 65536)
11248                 {
11249                         rsurface.batchelement3s = (unsigned short *)R_FrameData_Alloc(batchnumtriangles * sizeof(unsigned short[3]));
11250                         for (i = 0;i < numtriangles*3;i++)
11251                                 rsurface.batchelement3s[i] = rsurface.batchelement3i[i];
11252                 }
11253
11254                 // since we've copied everything, the batch now starts at 0
11255                 rsurface.batchfirstvertex = 0;
11256                 rsurface.batchnumvertices = batchnumvertices;
11257                 rsurface.batchfirsttriangle = 0;
11258                 rsurface.batchnumtriangles = batchnumtriangles;
11259         }
11260
11261         // q1bsp surfaces rendered in vertex color mode have to have colors
11262         // calculated based on lightstyles
11263         if ((batchneed & (BATCHNEED_VERTEXMESH_VERTEXCOLOR | BATCHNEED_ARRAY_VERTEXCOLOR)) && texturesurfacelist[0]->lightmapinfo)
11264         {
11265                 // generate color arrays for the surfaces in this list
11266                 int c[4];
11267                 int scale;
11268                 int size3;
11269                 const int *offsets;
11270                 const unsigned char *lm;
11271                 rsurface.batchlightmapcolor4f = (float *)R_FrameData_Alloc(batchnumvertices * sizeof(float[4]));
11272                 rsurface.batchlightmapcolor4f_vertexbuffer = NULL;
11273                 rsurface.batchlightmapcolor4f_bufferoffset = 0;
11274                 numvertices = 0;
11275                 for (i = 0;i < texturenumsurfaces;i++)
11276                 {
11277                         surface = texturesurfacelist[i];
11278                         offsets = rsurface.modellightmapoffsets + surface->num_firstvertex;
11279                         surfacenumvertices = surface->num_vertices;
11280                         if (surface->lightmapinfo->samples)
11281                         {
11282                                 for (j = 0;j < surfacenumvertices;j++)
11283                                 {
11284                                         lm = surface->lightmapinfo->samples + offsets[j];
11285                                         scale = r_refdef.scene.lightstylevalue[surface->lightmapinfo->styles[0]];
11286                                         VectorScale(lm, scale, c);
11287                                         if (surface->lightmapinfo->styles[1] != 255)
11288                                         {
11289                                                 size3 = ((surface->lightmapinfo->extents[0]>>4)+1)*((surface->lightmapinfo->extents[1]>>4)+1)*3;
11290                                                 lm += size3;
11291                                                 scale = r_refdef.scene.lightstylevalue[surface->lightmapinfo->styles[1]];
11292                                                 VectorMA(c, scale, lm, c);
11293                                                 if (surface->lightmapinfo->styles[2] != 255)
11294                                                 {
11295                                                         lm += size3;
11296                                                         scale = r_refdef.scene.lightstylevalue[surface->lightmapinfo->styles[2]];
11297                                                         VectorMA(c, scale, lm, c);
11298                                                         if (surface->lightmapinfo->styles[3] != 255)
11299                                                         {
11300                                                                 lm += size3;
11301                                                                 scale = r_refdef.scene.lightstylevalue[surface->lightmapinfo->styles[3]];
11302                                                                 VectorMA(c, scale, lm, c);
11303                                                         }
11304                                                 }
11305                                         }
11306                                         c[0] >>= 7;
11307                                         c[1] >>= 7;
11308                                         c[2] >>= 7;
11309                                         Vector4Set(rsurface.batchlightmapcolor4f + 4*numvertices, min(c[0], 255) * (1.0f / 255.0f), min(c[1], 255) * (1.0f / 255.0f), min(c[2], 255) * (1.0f / 255.0f), 1);
11310                                         numvertices++;
11311                                 }
11312                         }
11313                         else
11314                         {
11315                                 for (j = 0;j < surfacenumvertices;j++)
11316                                 {
11317                                         Vector4Set(rsurface.batchlightmapcolor4f + 4*numvertices, 0, 0, 0, 1);
11318                                         numvertices++;
11319                                 }
11320                         }
11321                 }
11322         }
11323
11324         // if vertices are deformed (sprite flares and things in maps, possibly
11325         // water waves, bulges and other deformations), modify the copied vertices
11326         // in place
11327         for (deformindex = 0, deform = rsurface.texture->deforms;deformindex < Q3MAXDEFORMS && deform->deform;deformindex++, deform++)
11328         {
11329                 switch (deform->deform)
11330                 {
11331                 default:
11332                 case Q3DEFORM_PROJECTIONSHADOW:
11333                 case Q3DEFORM_TEXT0:
11334                 case Q3DEFORM_TEXT1:
11335                 case Q3DEFORM_TEXT2:
11336                 case Q3DEFORM_TEXT3:
11337                 case Q3DEFORM_TEXT4:
11338                 case Q3DEFORM_TEXT5:
11339                 case Q3DEFORM_TEXT6:
11340                 case Q3DEFORM_TEXT7:
11341                 case Q3DEFORM_NONE:
11342                         break;
11343                 case Q3DEFORM_AUTOSPRITE:
11344                         Matrix4x4_Transform3x3(&rsurface.inversematrix, r_refdef.view.forward, newforward);
11345                         Matrix4x4_Transform3x3(&rsurface.inversematrix, r_refdef.view.right, newright);
11346                         Matrix4x4_Transform3x3(&rsurface.inversematrix, r_refdef.view.up, newup);
11347                         VectorNormalize(newforward);
11348                         VectorNormalize(newright);
11349                         VectorNormalize(newup);
11350 //                      rsurface.batchvertex3f = R_FrameData_Store(batchnumvertices * sizeof(float[3]), rsurface.batchvertex3f);
11351 //                      rsurface.batchvertex3f_vertexbuffer = NULL;
11352 //                      rsurface.batchvertex3f_bufferoffset = 0;
11353 //                      rsurface.batchsvector3f = R_FrameData_Store(batchnumvertices * sizeof(float[3]), rsurface.batchsvector3f);
11354 //                      rsurface.batchsvector3f_vertexbuffer = NULL;
11355 //                      rsurface.batchsvector3f_bufferoffset = 0;
11356 //                      rsurface.batchtvector3f = R_FrameData_Store(batchnumvertices * sizeof(float[3]), rsurface.batchtvector3f);
11357 //                      rsurface.batchtvector3f_vertexbuffer = NULL;
11358 //                      rsurface.batchtvector3f_bufferoffset = 0;
11359 //                      rsurface.batchnormal3f = R_FrameData_Store(batchnumvertices * sizeof(float[3]), rsurface.batchnormal3f);
11360 //                      rsurface.batchnormal3f_vertexbuffer = NULL;
11361 //                      rsurface.batchnormal3f_bufferoffset = 0;
11362                         // a single autosprite surface can contain multiple sprites...
11363                         for (j = 0;j < batchnumvertices - 3;j += 4)
11364                         {
11365                                 VectorClear(center);
11366                                 for (i = 0;i < 4;i++)
11367                                         VectorAdd(center, rsurface.batchvertex3f + 3*(j+i), center);
11368                                 VectorScale(center, 0.25f, center);
11369                                 VectorCopy(rsurface.batchnormal3f + 3*j, forward);
11370                                 VectorCopy(rsurface.batchsvector3f + 3*j, right);
11371                                 VectorCopy(rsurface.batchtvector3f + 3*j, up);
11372                                 for (i = 0;i < 4;i++)
11373                                 {
11374                                         VectorSubtract(rsurface.batchvertex3f + 3*(j+i), center, v);
11375                                         VectorMAMAMAM(1, center, DotProduct(forward, v), newforward, DotProduct(right, v), newright, DotProduct(up, v), newup, rsurface.batchvertex3f + 3*(j+i));
11376                                 }
11377                         }
11378                         // if we get here, BATCHNEED_ARRAY_NORMAL and BATCHNEED_ARRAY_VECTOR are in batchneed, so no need to check
11379                         Mod_BuildNormals(rsurface.batchfirstvertex, batchnumvertices, batchnumtriangles, rsurface.batchvertex3f, rsurface.batchelement3i + 3 * rsurface.batchfirsttriangle, rsurface.batchnormal3f, r_smoothnormals_areaweighting.integer != 0);
11380                         Mod_BuildTextureVectorsFromNormals(rsurface.batchfirstvertex, batchnumvertices, batchnumtriangles, rsurface.batchvertex3f, rsurface.batchtexcoordtexture2f, rsurface.batchnormal3f, rsurface.batchelement3i + 3 * rsurface.batchfirsttriangle, rsurface.batchsvector3f, rsurface.batchtvector3f, r_smoothnormals_areaweighting.integer != 0);
11381                         break;
11382                 case Q3DEFORM_AUTOSPRITE2:
11383                         Matrix4x4_Transform3x3(&rsurface.inversematrix, r_refdef.view.forward, newforward);
11384                         Matrix4x4_Transform3x3(&rsurface.inversematrix, r_refdef.view.right, newright);
11385                         Matrix4x4_Transform3x3(&rsurface.inversematrix, r_refdef.view.up, newup);
11386                         VectorNormalize(newforward);
11387                         VectorNormalize(newright);
11388                         VectorNormalize(newup);
11389 //                      rsurface.batchvertex3f = R_FrameData_Store(batchnumvertices * sizeof(float[3]), rsurface.batchvertex3f);
11390 //                      rsurface.batchvertex3f_vertexbuffer = NULL;
11391 //                      rsurface.batchvertex3f_bufferoffset = 0;
11392                         {
11393                                 const float *v1, *v2;
11394                                 vec3_t start, end;
11395                                 float f, l;
11396                                 struct
11397                                 {
11398                                         float length2;
11399                                         const float *v1;
11400                                         const float *v2;
11401                                 }
11402                                 shortest[2];
11403                                 memset(shortest, 0, sizeof(shortest));
11404                                 // a single autosprite surface can contain multiple sprites...
11405                                 for (j = 0;j < batchnumvertices - 3;j += 4)
11406                                 {
11407                                         VectorClear(center);
11408                                         for (i = 0;i < 4;i++)
11409                                                 VectorAdd(center, rsurface.batchvertex3f + 3*(j+i), center);
11410                                         VectorScale(center, 0.25f, center);
11411                                         // find the two shortest edges, then use them to define the
11412                                         // axis vectors for rotating around the central axis
11413                                         for (i = 0;i < 6;i++)
11414                                         {
11415                                                 v1 = rsurface.batchvertex3f + 3*(j+quadedges[i][0]);
11416                                                 v2 = rsurface.batchvertex3f + 3*(j+quadedges[i][1]);
11417                                                 l = VectorDistance2(v1, v2);
11418                                                 // this length bias tries to make sense of square polygons, assuming they are meant to be upright
11419                                                 if (v1[2] != v2[2])
11420                                                         l += (1.0f / 1024.0f);
11421                                                 if (shortest[0].length2 > l || i == 0)
11422                                                 {
11423                                                         shortest[1] = shortest[0];
11424                                                         shortest[0].length2 = l;
11425                                                         shortest[0].v1 = v1;
11426                                                         shortest[0].v2 = v2;
11427                                                 }
11428                                                 else if (shortest[1].length2 > l || i == 1)
11429                                                 {
11430                                                         shortest[1].length2 = l;
11431                                                         shortest[1].v1 = v1;
11432                                                         shortest[1].v2 = v2;
11433                                                 }
11434                                         }
11435                                         VectorLerp(shortest[0].v1, 0.5f, shortest[0].v2, start);
11436                                         VectorLerp(shortest[1].v1, 0.5f, shortest[1].v2, end);
11437                                         // this calculates the right vector from the shortest edge
11438                                         // and the up vector from the edge midpoints
11439                                         VectorSubtract(shortest[0].v1, shortest[0].v2, right);
11440                                         VectorNormalize(right);
11441                                         VectorSubtract(end, start, up);
11442                                         VectorNormalize(up);
11443                                         // calculate a forward vector to use instead of the original plane normal (this is how we get a new right vector)
11444                                         VectorSubtract(rsurface.localvieworigin, center, forward);
11445                                         //Matrix4x4_Transform3x3(&rsurface.inversematrix, r_refdef.view.forward, forward);
11446                                         VectorNegate(forward, forward);
11447                                         VectorReflect(forward, 0, up, forward);
11448                                         VectorNormalize(forward);
11449                                         CrossProduct(up, forward, newright);
11450                                         VectorNormalize(newright);
11451                                         // rotate the quad around the up axis vector, this is made
11452                                         // especially easy by the fact we know the quad is flat,
11453                                         // so we only have to subtract the center position and
11454                                         // measure distance along the right vector, and then
11455                                         // multiply that by the newright vector and add back the
11456                                         // center position
11457                                         // we also need to subtract the old position to undo the
11458                                         // displacement from the center, which we do with a
11459                                         // DotProduct, the subtraction/addition of center is also
11460                                         // optimized into DotProducts here
11461                                         l = DotProduct(right, center);
11462                                         for (i = 0;i < 4;i++)
11463                                         {
11464                                                 v1 = rsurface.batchvertex3f + 3*(j+i);
11465                                                 f = DotProduct(right, v1) - l;
11466                                                 VectorMAMAM(1, v1, -f, right, f, newright, rsurface.batchvertex3f + 3*(j+i));
11467                                         }
11468                                 }
11469                         }
11470                         if(batchneed & (BATCHNEED_ARRAY_NORMAL | BATCHNEED_ARRAY_VECTOR)) // otherwise these can stay NULL
11471                         {
11472 //                              rsurface.batchnormal3f = R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11473 //                              rsurface.batchnormal3f_vertexbuffer = NULL;
11474 //                              rsurface.batchnormal3f_bufferoffset = 0;
11475                                 Mod_BuildNormals(rsurface.batchfirstvertex, batchnumvertices, batchnumtriangles, rsurface.batchvertex3f, rsurface.batchelement3i + 3 * rsurface.batchfirsttriangle, rsurface.batchnormal3f, r_smoothnormals_areaweighting.integer != 0);
11476                         }
11477                         if(batchneed & BATCHNEED_ARRAY_VECTOR) // otherwise these can stay NULL
11478                         {
11479 //                              rsurface.batchsvector3f = R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11480 //                              rsurface.batchsvector3f_vertexbuffer = NULL;
11481 //                              rsurface.batchsvector3f_bufferoffset = 0;
11482 //                              rsurface.batchtvector3f = R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11483 //                              rsurface.batchtvector3f_vertexbuffer = NULL;
11484 //                              rsurface.batchtvector3f_bufferoffset = 0;
11485                                 Mod_BuildTextureVectorsFromNormals(rsurface.batchfirstvertex, batchnumvertices, batchnumtriangles, rsurface.batchvertex3f, rsurface.batchtexcoordtexture2f, rsurface.batchnormal3f, rsurface.batchelement3i + 3 * rsurface.batchfirsttriangle, rsurface.batchsvector3f, rsurface.batchtvector3f, r_smoothnormals_areaweighting.integer != 0);
11486                         }
11487                         break;
11488                 case Q3DEFORM_NORMAL:
11489                         // deform the normals to make reflections wavey
11490                         rsurface.batchnormal3f = (float *)R_FrameData_Store(batchnumvertices * sizeof(float[3]), rsurface.batchnormal3f);
11491                         rsurface.batchnormal3f_vertexbuffer = NULL;
11492                         rsurface.batchnormal3f_bufferoffset = 0;
11493                         for (j = 0;j < batchnumvertices;j++)
11494                         {
11495                                 float vertex[3];
11496                                 float *normal = rsurface.batchnormal3f + 3*j;
11497                                 VectorScale(rsurface.batchvertex3f + 3*j, 0.98f, vertex);
11498                                 normal[0] = rsurface.batchnormal3f[j*3+0] + deform->parms[0] * noise4f(      vertex[0], vertex[1], vertex[2], r_refdef.scene.time * deform->parms[1]);
11499                                 normal[1] = rsurface.batchnormal3f[j*3+1] + deform->parms[0] * noise4f( 98 + vertex[0], vertex[1], vertex[2], r_refdef.scene.time * deform->parms[1]);
11500                                 normal[2] = rsurface.batchnormal3f[j*3+2] + deform->parms[0] * noise4f(196 + vertex[0], vertex[1], vertex[2], r_refdef.scene.time * deform->parms[1]);
11501                                 VectorNormalize(normal);
11502                         }
11503                         if(batchneed & BATCHNEED_ARRAY_VECTOR) // otherwise these can stay NULL
11504                         {
11505 //                              rsurface.batchsvector3f = R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11506 //                              rsurface.batchsvector3f_vertexbuffer = NULL;
11507 //                              rsurface.batchsvector3f_bufferoffset = 0;
11508 //                              rsurface.batchtvector3f = R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11509 //                              rsurface.batchtvector3f_vertexbuffer = NULL;
11510 //                              rsurface.batchtvector3f_bufferoffset = 0;
11511                                 Mod_BuildTextureVectorsFromNormals(rsurface.batchfirstvertex, batchnumvertices, batchnumtriangles, rsurface.batchvertex3f, rsurface.batchtexcoordtexture2f, rsurface.batchnormal3f, rsurface.batchelement3i + 3 * rsurface.batchfirsttriangle, rsurface.batchsvector3f, rsurface.batchtvector3f, r_smoothnormals_areaweighting.integer != 0);
11512                         }
11513                         break;
11514                 case Q3DEFORM_WAVE:
11515                         // deform vertex array to make wavey water and flags and such
11516                         waveparms[0] = deform->waveparms[0];
11517                         waveparms[1] = deform->waveparms[1];
11518                         waveparms[2] = deform->waveparms[2];
11519                         waveparms[3] = deform->waveparms[3];
11520                         if(!R_TestQ3WaveFunc(deform->wavefunc, waveparms))
11521                                 break; // if wavefunc is a nop, don't make a dynamic vertex array
11522                         // this is how a divisor of vertex influence on deformation
11523                         animpos = deform->parms[0] ? 1.0f / deform->parms[0] : 100.0f;
11524                         scale = R_EvaluateQ3WaveFunc(deform->wavefunc, waveparms);
11525 //                      rsurface.batchvertex3f = R_FrameData_Store(batchnumvertices * sizeof(float[3]), rsurface.batchvertex3f);
11526 //                      rsurface.batchvertex3f_vertexbuffer = NULL;
11527 //                      rsurface.batchvertex3f_bufferoffset = 0;
11528 //                      rsurface.batchnormal3f = R_FrameData_Store(batchnumvertices * sizeof(float[3]), rsurface.batchnormal3f);
11529 //                      rsurface.batchnormal3f_vertexbuffer = NULL;
11530 //                      rsurface.batchnormal3f_bufferoffset = 0;
11531                         for (j = 0;j < batchnumvertices;j++)
11532                         {
11533                                 // if the wavefunc depends on time, evaluate it per-vertex
11534                                 if (waveparms[3])
11535                                 {
11536                                         waveparms[2] = deform->waveparms[2] + (rsurface.batchvertex3f[j*3+0] + rsurface.batchvertex3f[j*3+1] + rsurface.batchvertex3f[j*3+2]) * animpos;
11537                                         scale = R_EvaluateQ3WaveFunc(deform->wavefunc, waveparms);
11538                                 }
11539                                 VectorMA(rsurface.batchvertex3f + 3*j, scale, rsurface.batchnormal3f + 3*j, rsurface.batchvertex3f + 3*j);
11540                         }
11541                         // if we get here, BATCHNEED_ARRAY_NORMAL is in batchneed, so no need to check
11542                         Mod_BuildNormals(rsurface.batchfirstvertex, batchnumvertices, batchnumtriangles, rsurface.batchvertex3f, rsurface.batchelement3i + 3 * rsurface.batchfirsttriangle, rsurface.batchnormal3f, r_smoothnormals_areaweighting.integer != 0);
11543                         if(batchneed & BATCHNEED_ARRAY_VECTOR) // otherwise these can stay NULL
11544                         {
11545 //                              rsurface.batchsvector3f = R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11546 //                              rsurface.batchsvector3f_vertexbuffer = NULL;
11547 //                              rsurface.batchsvector3f_bufferoffset = 0;
11548 //                              rsurface.batchtvector3f = R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11549 //                              rsurface.batchtvector3f_vertexbuffer = NULL;
11550 //                              rsurface.batchtvector3f_bufferoffset = 0;
11551                                 Mod_BuildTextureVectorsFromNormals(rsurface.batchfirstvertex, batchnumvertices, batchnumtriangles, rsurface.batchvertex3f, rsurface.batchtexcoordtexture2f, rsurface.batchnormal3f, rsurface.batchelement3i + 3 * rsurface.batchfirsttriangle, rsurface.batchsvector3f, rsurface.batchtvector3f, r_smoothnormals_areaweighting.integer != 0);
11552                         }
11553                         break;
11554                 case Q3DEFORM_BULGE:
11555                         // deform vertex array to make the surface have moving bulges
11556 //                      rsurface.batchvertex3f = R_FrameData_Store(batchnumvertices * sizeof(float[3]), rsurface.batchvertex3f);
11557 //                      rsurface.batchvertex3f_vertexbuffer = NULL;
11558 //                      rsurface.batchvertex3f_bufferoffset = 0;
11559 //                      rsurface.batchnormal3f = R_FrameData_Store(batchnumvertices * sizeof(float[3]), rsurface.batchnormal3f);
11560 //                      rsurface.batchnormal3f_vertexbuffer = NULL;
11561 //                      rsurface.batchnormal3f_bufferoffset = 0;
11562                         for (j = 0;j < batchnumvertices;j++)
11563                         {
11564                                 scale = sin(rsurface.batchtexcoordtexture2f[j*2+0] * deform->parms[0] + r_refdef.scene.time * deform->parms[2]) * deform->parms[1];
11565                                 VectorMA(rsurface.batchvertex3f + 3*j, scale, rsurface.batchnormal3f + 3*j, rsurface.batchvertex3f + 3*j);
11566                         }
11567                         // if we get here, BATCHNEED_ARRAY_NORMAL is in batchneed, so no need to check
11568                         Mod_BuildNormals(rsurface.batchfirstvertex, batchnumvertices, batchnumtriangles, rsurface.batchvertex3f, rsurface.batchelement3i + 3 * rsurface.batchfirsttriangle, rsurface.batchnormal3f, r_smoothnormals_areaweighting.integer != 0);
11569                         if(batchneed & BATCHNEED_ARRAY_VECTOR) // otherwise these can stay NULL
11570                         {
11571 //                              rsurface.batchsvector3f = R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11572 //                              rsurface.batchsvector3f_vertexbuffer = NULL;
11573 //                              rsurface.batchsvector3f_bufferoffset = 0;
11574 //                              rsurface.batchtvector3f = R_FrameData_Alloc(batchnumvertices * sizeof(float[3]));
11575 //                              rsurface.batchtvector3f_vertexbuffer = NULL;
11576 //                              rsurface.batchtvector3f_bufferoffset = 0;
11577                                 Mod_BuildTextureVectorsFromNormals(rsurface.batchfirstvertex, batchnumvertices, batchnumtriangles, rsurface.batchvertex3f, rsurface.batchtexcoordtexture2f, rsurface.batchnormal3f, rsurface.batchelement3i + 3 * rsurface.batchfirsttriangle, rsurface.batchsvector3f, rsurface.batchtvector3f, r_smoothnormals_areaweighting.integer != 0);
11578                         }
11579                         break;
11580                 case Q3DEFORM_MOVE:
11581                         // deform vertex array
11582                         if(!R_TestQ3WaveFunc(deform->wavefunc, deform->waveparms))
11583                                 break; // if wavefunc is a nop, don't make a dynamic vertex array
11584                         scale = R_EvaluateQ3WaveFunc(deform->wavefunc, deform->waveparms);
11585                         VectorScale(deform->parms, scale, waveparms);
11586 //                      rsurface.batchvertex3f = R_FrameData_Store(batchnumvertices * sizeof(float[3]), rsurface.batchvertex3f);
11587 //                      rsurface.batchvertex3f_vertexbuffer = NULL;
11588 //                      rsurface.batchvertex3f_bufferoffset = 0;
11589                         for (j = 0;j < batchnumvertices;j++)
11590                                 VectorAdd(rsurface.batchvertex3f + 3*j, waveparms, rsurface.batchvertex3f + 3*j);
11591                         break;
11592                 }
11593         }
11594
11595         // generate texcoords based on the chosen texcoord source
11596         switch(rsurface.texture->tcgen.tcgen)
11597         {
11598         default:
11599         case Q3TCGEN_TEXTURE:
11600                 break;
11601         case Q3TCGEN_LIGHTMAP:
11602 //              rsurface.batchtexcoordtexture2f = R_FrameData_Alloc(batchnumvertices * sizeof(float[2]));
11603 //              rsurface.batchtexcoordtexture2f_vertexbuffer = NULL;
11604 //              rsurface.batchtexcoordtexture2f_bufferoffset = 0;
11605                 if (rsurface.batchtexcoordlightmap2f)
11606                         memcpy(rsurface.batchtexcoordlightmap2f, rsurface.batchtexcoordtexture2f, batchnumvertices * sizeof(float[2]));
11607                 break;
11608         case Q3TCGEN_VECTOR:
11609 //              rsurface.batchtexcoordtexture2f = R_FrameData_Alloc(batchnumvertices * sizeof(float[2]));
11610 //              rsurface.batchtexcoordtexture2f_vertexbuffer = NULL;
11611 //              rsurface.batchtexcoordtexture2f_bufferoffset = 0;
11612                 for (j = 0;j < batchnumvertices;j++)
11613                 {
11614                         rsurface.batchtexcoordtexture2f[j*2+0] = DotProduct(rsurface.batchvertex3f + 3*j, rsurface.texture->tcgen.parms);
11615                         rsurface.batchtexcoordtexture2f[j*2+1] = DotProduct(rsurface.batchvertex3f + 3*j, rsurface.texture->tcgen.parms + 3);
11616                 }
11617                 break;
11618         case Q3TCGEN_ENVIRONMENT:
11619                 // make environment reflections using a spheremap
11620                 rsurface.batchtexcoordtexture2f = (float *)R_FrameData_Alloc(batchnumvertices * sizeof(float[2]));
11621                 rsurface.batchtexcoordtexture2f_vertexbuffer = NULL;
11622                 rsurface.batchtexcoordtexture2f_bufferoffset = 0;
11623                 for (j = 0;j < batchnumvertices;j++)
11624                 {
11625                         // identical to Q3A's method, but executed in worldspace so
11626                         // carried models can be shiny too
11627
11628                         float viewer[3], d, reflected[3], worldreflected[3];
11629
11630                         VectorSubtract(rsurface.localvieworigin, rsurface.batchvertex3f + 3*j, viewer);
11631                         // VectorNormalize(viewer);
11632
11633                         d = DotProduct(rsurface.batchnormal3f + 3*j, viewer);
11634
11635                         reflected[0] = rsurface.batchnormal3f[j*3+0]*2*d - viewer[0];
11636                         reflected[1] = rsurface.batchnormal3f[j*3+1]*2*d - viewer[1];
11637                         reflected[2] = rsurface.batchnormal3f[j*3+2]*2*d - viewer[2];
11638                         // note: this is proportinal to viewer, so we can normalize later
11639
11640                         Matrix4x4_Transform3x3(&rsurface.matrix, reflected, worldreflected);
11641                         VectorNormalize(worldreflected);
11642
11643                         // note: this sphere map only uses world x and z!
11644                         // so positive and negative y will LOOK THE SAME.
11645                         rsurface.batchtexcoordtexture2f[j*2+0] = 0.5 + 0.5 * worldreflected[1];
11646                         rsurface.batchtexcoordtexture2f[j*2+1] = 0.5 - 0.5 * worldreflected[2];
11647                 }
11648                 break;
11649         }
11650         // the only tcmod that needs software vertex processing is turbulent, so
11651         // check for it here and apply the changes if needed
11652         // and we only support that as the first one
11653         // (handling a mixture of turbulent and other tcmods would be problematic
11654         //  without punting it entirely to a software path)
11655         if (rsurface.texture->tcmods[0].tcmod == Q3TCMOD_TURBULENT)
11656         {
11657                 amplitude = rsurface.texture->tcmods[0].parms[1];
11658                 animpos = rsurface.texture->tcmods[0].parms[2] + r_refdef.scene.time * rsurface.texture->tcmods[0].parms[3];
11659 //              rsurface.batchtexcoordtexture2f = R_FrameData_Alloc(batchnumvertices * sizeof(float[2]));
11660 //              rsurface.batchtexcoordtexture2f_vertexbuffer = NULL;
11661 //              rsurface.batchtexcoordtexture2f_bufferoffset = 0;
11662                 for (j = 0;j < batchnumvertices;j++)
11663                 {
11664                         rsurface.batchtexcoordtexture2f[j*2+0] += amplitude * sin(((rsurface.batchvertex3f[j*3+0] + rsurface.batchvertex3f[j*3+2]) * 1.0 / 1024.0f + animpos) * M_PI * 2);
11665                         rsurface.batchtexcoordtexture2f[j*2+1] += amplitude * sin(((rsurface.batchvertex3f[j*3+1]                                ) * 1.0 / 1024.0f + animpos) * M_PI * 2);
11666                 }
11667         }
11668
11669         if (needsupdate & batchneed & (BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR | BATCHNEED_VERTEXMESH_VERTEXCOLOR | BATCHNEED_VERTEXMESH_TEXCOORD | BATCHNEED_VERTEXMESH_LIGHTMAP))
11670         {
11671                 // convert the modified arrays to vertex structs
11672 //              rsurface.batchvertexmesh = R_FrameData_Alloc(batchnumvertices * sizeof(r_vertexmesh_t));
11673 //              rsurface.batchvertexmeshbuffer = NULL;
11674                 if (batchneed & BATCHNEED_VERTEXMESH_VERTEX)
11675                         for (j = 0, vertexmesh = rsurface.batchvertexmesh;j < batchnumvertices;j++, vertexmesh++)
11676                                 VectorCopy(rsurface.batchvertex3f + 3*j, vertexmesh->vertex3f);
11677                 if (batchneed & BATCHNEED_VERTEXMESH_NORMAL)
11678                         for (j = 0, vertexmesh = rsurface.batchvertexmesh;j < batchnumvertices;j++, vertexmesh++)
11679                                 VectorCopy(rsurface.batchnormal3f + 3*j, vertexmesh->normal3f);
11680                 if (batchneed & BATCHNEED_VERTEXMESH_VECTOR)
11681                 {
11682                         for (j = 0, vertexmesh = rsurface.batchvertexmesh;j < batchnumvertices;j++, vertexmesh++)
11683                         {
11684                                 VectorCopy(rsurface.batchsvector3f + 3*j, vertexmesh->svector3f);
11685                                 VectorCopy(rsurface.batchtvector3f + 3*j, vertexmesh->tvector3f);
11686                         }
11687                 }
11688                 if ((batchneed & BATCHNEED_VERTEXMESH_VERTEXCOLOR) && rsurface.batchlightmapcolor4f)
11689                         for (j = 0, vertexmesh = rsurface.batchvertexmesh;j < batchnumvertices;j++, vertexmesh++)
11690                                 Vector4Scale(rsurface.batchlightmapcolor4f + 4*j, 255.0f, vertexmesh->color4ub);
11691                 if (batchneed & BATCHNEED_VERTEXMESH_TEXCOORD)
11692                         for (j = 0, vertexmesh = rsurface.batchvertexmesh;j < batchnumvertices;j++, vertexmesh++)
11693                                 Vector2Copy(rsurface.batchtexcoordtexture2f + 2*j, vertexmesh->texcoordtexture2f);
11694                 if ((batchneed & BATCHNEED_VERTEXMESH_LIGHTMAP) && rsurface.batchtexcoordlightmap2f)
11695                         for (j = 0, vertexmesh = rsurface.batchvertexmesh;j < batchnumvertices;j++, vertexmesh++)
11696                                 Vector2Copy(rsurface.batchtexcoordlightmap2f + 2*j, vertexmesh->texcoordlightmap2f);
11697         }
11698 }
11699
11700 void RSurf_DrawBatch(void)
11701 {
11702         // sometimes a zero triangle surface (usually a degenerate patch) makes it
11703         // through the pipeline, killing it earlier in the pipeline would have
11704         // per-surface overhead rather than per-batch overhead, so it's best to
11705         // reject it here, before it hits glDraw.
11706         if (rsurface.batchnumtriangles == 0)
11707                 return;
11708 #if 0
11709         // batch debugging code
11710         if (r_test.integer && rsurface.entity == r_refdef.scene.worldentity && rsurface.batchvertex3f == r_refdef.scene.worldentity->model->surfmesh.data_vertex3f)
11711         {
11712                 int i;
11713                 int j;
11714                 int c;
11715                 const int *e;
11716                 e = rsurface.batchelement3i + rsurface.batchfirsttriangle*3;
11717                 for (i = 0;i < rsurface.batchnumtriangles*3;i++)
11718                 {
11719                         c = e[i];
11720                         for (j = 0;j < rsurface.entity->model->num_surfaces;j++)
11721                         {
11722                                 if (c >= rsurface.modelsurfaces[j].num_firstvertex && c < (rsurface.modelsurfaces[j].num_firstvertex + rsurface.modelsurfaces[j].num_vertices))
11723                                 {
11724                                         if (rsurface.modelsurfaces[j].texture != rsurface.texture)
11725                                                 Sys_Error("RSurf_DrawBatch: index %i uses different texture (%s) than surface %i which it belongs to (which uses %s)\n", c, rsurface.texture->name, j, rsurface.modelsurfaces[j].texture->name);
11726                                         break;
11727                                 }
11728                         }
11729                 }
11730         }
11731 #endif
11732         R_Mesh_Draw(rsurface.batchfirstvertex, rsurface.batchnumvertices, rsurface.batchfirsttriangle, rsurface.batchnumtriangles, rsurface.batchelement3i, rsurface.batchelement3i_indexbuffer, rsurface.batchelement3i_bufferoffset, rsurface.batchelement3s, rsurface.batchelement3s_indexbuffer, rsurface.batchelement3s_bufferoffset);
11733 }
11734
11735 static int RSurf_FindWaterPlaneForSurface(const msurface_t *surface)
11736 {
11737         // pick the closest matching water plane
11738         int planeindex, vertexindex, bestplaneindex = -1;
11739         float d, bestd;
11740         vec3_t vert;
11741         const float *v;
11742         r_waterstate_waterplane_t *p;
11743         qboolean prepared = false;
11744         bestd = 0;
11745         for (planeindex = 0, p = r_waterstate.waterplanes;planeindex < r_waterstate.numwaterplanes;planeindex++, p++)
11746         {
11747                 if(p->camera_entity != rsurface.texture->camera_entity)
11748                         continue;
11749                 d = 0;
11750                 if(!prepared)
11751                 {
11752                         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS, 1, &surface);
11753                         prepared = true;
11754                         if(rsurface.batchnumvertices == 0)
11755                                 break;
11756                 }
11757                 for (vertexindex = 0, v = rsurface.batchvertex3f + rsurface.batchfirstvertex * 3;vertexindex < rsurface.batchnumvertices;vertexindex++, v += 3)
11758                 {
11759                         Matrix4x4_Transform(&rsurface.matrix, v, vert);
11760                         d += fabs(PlaneDiff(vert, &p->plane));
11761                 }
11762                 if (bestd > d || bestplaneindex < 0)
11763                 {
11764                         bestd = d;
11765                         bestplaneindex = planeindex;
11766                 }
11767         }
11768         return bestplaneindex;
11769         // NOTE: this MAY return a totally unrelated water plane; we can ignore
11770         // this situation though, as it might be better to render single larger
11771         // batches with useless stuff (backface culled for example) than to
11772         // render multiple smaller batches
11773 }
11774
11775 static void RSurf_DrawBatch_GL11_MakeFullbrightLightmapColorArray(void)
11776 {
11777         int i;
11778         rsurface.passcolor4f = (float *)R_FrameData_Alloc(rsurface.batchnumvertices * sizeof(float[4]));
11779         rsurface.passcolor4f_vertexbuffer = 0;
11780         rsurface.passcolor4f_bufferoffset = 0;
11781         for (i = 0;i < rsurface.batchnumvertices;i++)
11782                 Vector4Set(rsurface.passcolor4f + 4*i, 0.5f, 0.5f, 0.5f, 1.0f);
11783 }
11784
11785 static void RSurf_DrawBatch_GL11_ApplyFog(void)
11786 {
11787         int i;
11788         float f;
11789         const float *v;
11790         const float *c;
11791         float *c2;
11792         if (rsurface.passcolor4f)
11793         {
11794                 // generate color arrays
11795                 c = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;
11796                 rsurface.passcolor4f = (float *)R_FrameData_Alloc(rsurface.batchnumvertices * sizeof(float[4]));
11797                 rsurface.passcolor4f_vertexbuffer = 0;
11798                 rsurface.passcolor4f_bufferoffset = 0;
11799                 for (i = 0, v = rsurface.batchvertex3f + rsurface.batchfirstvertex * 3, c = rsurface.passcolor4f + rsurface.batchfirstvertex * 4, c2 = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;i < rsurface.batchnumvertices;i++, v += 3, c += 4, c2 += 4)
11800                 {
11801                         f = RSurf_FogVertex(v);
11802                         c2[0] = c[0] * f;
11803                         c2[1] = c[1] * f;
11804                         c2[2] = c[2] * f;
11805                         c2[3] = c[3];
11806                 }
11807         }
11808         else
11809         {
11810                 rsurface.passcolor4f = (float *)R_FrameData_Alloc(rsurface.batchnumvertices * sizeof(float[4]));
11811                 rsurface.passcolor4f_vertexbuffer = 0;
11812                 rsurface.passcolor4f_bufferoffset = 0;
11813                 for (i = 0, v = rsurface.batchvertex3f + rsurface.batchfirstvertex * 3, c2 = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;i < rsurface.batchnumvertices;i++, v += 3, c2 += 4)
11814                 {
11815                         f = RSurf_FogVertex(v);
11816                         c2[0] = f;
11817                         c2[1] = f;
11818                         c2[2] = f;
11819                         c2[3] = 1;
11820                 }
11821         }
11822 }
11823
11824 static void RSurf_DrawBatch_GL11_ApplyFogToFinishedVertexColors(void)
11825 {
11826         int i;
11827         float f;
11828         const float *v;
11829         const float *c;
11830         float *c2;
11831         if (!rsurface.passcolor4f)
11832                 return;
11833         c = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;
11834         rsurface.passcolor4f = (float *)R_FrameData_Alloc(rsurface.batchnumvertices * sizeof(float[4]));
11835         rsurface.passcolor4f_vertexbuffer = 0;
11836         rsurface.passcolor4f_bufferoffset = 0;
11837         for (i = 0, v = rsurface.batchvertex3f + rsurface.batchfirstvertex * 3, c2 = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;i < rsurface.batchnumvertices;i++, v += 3, c += 4, c2 += 4)
11838         {
11839                 f = RSurf_FogVertex(v);
11840                 c2[0] = c[0] * f + r_refdef.fogcolor[0] * (1 - f);
11841                 c2[1] = c[1] * f + r_refdef.fogcolor[1] * (1 - f);
11842                 c2[2] = c[2] * f + r_refdef.fogcolor[2] * (1 - f);
11843                 c2[3] = c[3];
11844         }
11845 }
11846
11847 static void RSurf_DrawBatch_GL11_ApplyColor(float r, float g, float b, float a)
11848 {
11849         int i;
11850         const float *c;
11851         float *c2;
11852         if (!rsurface.passcolor4f)
11853                 return;
11854         c = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;
11855         rsurface.passcolor4f = (float *)R_FrameData_Alloc(rsurface.batchnumvertices * sizeof(float[4]));
11856         rsurface.passcolor4f_vertexbuffer = 0;
11857         rsurface.passcolor4f_bufferoffset = 0;
11858         for (i = 0, c2 = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;i < rsurface.batchnumvertices;i++, c += 4, c2 += 4)
11859         {
11860                 c2[0] = c[0] * r;
11861                 c2[1] = c[1] * g;
11862                 c2[2] = c[2] * b;
11863                 c2[3] = c[3] * a;
11864         }
11865 }
11866
11867 static void RSurf_DrawBatch_GL11_ApplyAmbient(void)
11868 {
11869         int i;
11870         const float *c;
11871         float *c2;
11872         if (!rsurface.passcolor4f)
11873                 return;
11874         c = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;
11875         rsurface.passcolor4f = (float *)R_FrameData_Alloc(rsurface.batchnumvertices * sizeof(float[4]));
11876         rsurface.passcolor4f_vertexbuffer = 0;
11877         rsurface.passcolor4f_bufferoffset = 0;
11878         for (i = 0, c2 = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;i < rsurface.batchnumvertices;i++, c += 4, c2 += 4)
11879         {
11880                 c2[0] = c[0] + r_refdef.scene.ambient;
11881                 c2[1] = c[1] + r_refdef.scene.ambient;
11882                 c2[2] = c[2] + r_refdef.scene.ambient;
11883                 c2[3] = c[3];
11884         }
11885 }
11886
11887 static void RSurf_DrawBatch_GL11_Lightmap(float r, float g, float b, float a, qboolean applycolor, qboolean applyfog)
11888 {
11889         // TODO: optimize
11890         rsurface.passcolor4f = NULL;
11891         rsurface.passcolor4f_vertexbuffer = 0;
11892         rsurface.passcolor4f_bufferoffset = 0;
11893         if (applyfog)   RSurf_DrawBatch_GL11_ApplyFog();
11894         if (applycolor) RSurf_DrawBatch_GL11_ApplyColor(r, g, b, a);
11895         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), rsurface.passcolor4f, rsurface.passcolor4f_vertexbuffer, rsurface.passcolor4f_bufferoffset);
11896         GL_Color(r, g, b, a);
11897         R_Mesh_TexBind(0, rsurface.lightmaptexture);
11898         RSurf_DrawBatch();
11899 }
11900
11901 static void RSurf_DrawBatch_GL11_Unlit(float r, float g, float b, float a, qboolean applycolor, qboolean applyfog)
11902 {
11903         // TODO: optimize applyfog && applycolor case
11904         // just apply fog if necessary, and tint the fog color array if necessary
11905         rsurface.passcolor4f = NULL;
11906         rsurface.passcolor4f_vertexbuffer = 0;
11907         rsurface.passcolor4f_bufferoffset = 0;
11908         if (applyfog)   RSurf_DrawBatch_GL11_ApplyFog();
11909         if (applycolor) RSurf_DrawBatch_GL11_ApplyColor(r, g, b, a);
11910         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), rsurface.passcolor4f, rsurface.passcolor4f_vertexbuffer, rsurface.passcolor4f_bufferoffset);
11911         GL_Color(r, g, b, a);
11912         RSurf_DrawBatch();
11913 }
11914
11915 static void RSurf_DrawBatch_GL11_VertexColor(float r, float g, float b, float a, qboolean applycolor, qboolean applyfog)
11916 {
11917         // TODO: optimize
11918         rsurface.passcolor4f = rsurface.batchlightmapcolor4f;
11919         rsurface.passcolor4f_vertexbuffer = rsurface.batchlightmapcolor4f_vertexbuffer;
11920         rsurface.passcolor4f_bufferoffset = rsurface.batchlightmapcolor4f_bufferoffset;
11921         if (applyfog)   RSurf_DrawBatch_GL11_ApplyFog();
11922         if (applycolor) RSurf_DrawBatch_GL11_ApplyColor(r, g, b, a);
11923         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), rsurface.passcolor4f, rsurface.passcolor4f_vertexbuffer, rsurface.passcolor4f_bufferoffset);
11924         GL_Color(r, g, b, a);
11925         RSurf_DrawBatch();
11926 }
11927
11928 static void RSurf_DrawBatch_GL11_ClampColor(void)
11929 {
11930         int i;
11931         const float *c1;
11932         float *c2;
11933         if (!rsurface.passcolor4f)
11934                 return;
11935         for (i = 0, c1 = rsurface.passcolor4f + 4*rsurface.batchfirstvertex, c2 = rsurface.passcolor4f + 4*rsurface.batchfirstvertex;i < rsurface.batchnumvertices;i++, c1 += 4, c2 += 4)
11936         {
11937                 c2[0] = bound(0.0f, c1[0], 1.0f);
11938                 c2[1] = bound(0.0f, c1[1], 1.0f);
11939                 c2[2] = bound(0.0f, c1[2], 1.0f);
11940                 c2[3] = bound(0.0f, c1[3], 1.0f);
11941         }
11942 }
11943
11944 static void RSurf_DrawBatch_GL11_ApplyFakeLight(void)
11945 {
11946         int i;
11947         float f;
11948         const float *v;
11949         const float *n;
11950         float *c;
11951         //vec3_t eyedir;
11952
11953         // fake shading
11954         rsurface.passcolor4f = (float *)R_FrameData_Alloc(rsurface.batchnumvertices * sizeof(float[4]));
11955         rsurface.passcolor4f_vertexbuffer = 0;
11956         rsurface.passcolor4f_bufferoffset = 0;
11957         for (i = 0, v = rsurface.batchvertex3f + rsurface.batchfirstvertex * 3, n = rsurface.batchnormal3f + rsurface.batchfirstvertex * 3, c = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;i < rsurface.batchnumvertices;i++, v += 3, n += 3, c += 4)
11958         {
11959                 f = -DotProduct(r_refdef.view.forward, n);
11960                 f = max(0, f);
11961                 f = f * 0.85 + 0.15; // work around so stuff won't get black
11962                 f *= r_refdef.lightmapintensity;
11963                 Vector4Set(c, f, f, f, 1);
11964         }
11965 }
11966
11967 static void RSurf_DrawBatch_GL11_FakeLight(float r, float g, float b, float a, qboolean applycolor, qboolean applyfog)
11968 {
11969         RSurf_DrawBatch_GL11_ApplyFakeLight();
11970         if (applyfog)   RSurf_DrawBatch_GL11_ApplyFog();
11971         if (applycolor) RSurf_DrawBatch_GL11_ApplyColor(r, g, b, a);
11972         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), rsurface.passcolor4f, rsurface.passcolor4f_vertexbuffer, rsurface.passcolor4f_bufferoffset);
11973         GL_Color(r, g, b, a);
11974         RSurf_DrawBatch();
11975 }
11976
11977 static void RSurf_DrawBatch_GL11_ApplyVertexShade(float *r, float *g, float *b, float *a, qboolean *applycolor)
11978 {
11979         int i;
11980         float f;
11981         float alpha;
11982         const float *v;
11983         const float *n;
11984         float *c;
11985         vec3_t ambientcolor;
11986         vec3_t diffusecolor;
11987         vec3_t lightdir;
11988         // TODO: optimize
11989         // model lighting
11990         VectorCopy(rsurface.modellight_lightdir, lightdir);
11991         f = 0.5f * r_refdef.lightmapintensity;
11992         ambientcolor[0] = rsurface.modellight_ambient[0] * *r * f;
11993         ambientcolor[1] = rsurface.modellight_ambient[1] * *g * f;
11994         ambientcolor[2] = rsurface.modellight_ambient[2] * *b * f;
11995         diffusecolor[0] = rsurface.modellight_diffuse[0] * *r * f;
11996         diffusecolor[1] = rsurface.modellight_diffuse[1] * *g * f;
11997         diffusecolor[2] = rsurface.modellight_diffuse[2] * *b * f;
11998         alpha = *a;
11999         if (VectorLength2(diffusecolor) > 0)
12000         {
12001                 // q3-style directional shading
12002                 rsurface.passcolor4f = (float *)R_FrameData_Alloc(rsurface.batchnumvertices * sizeof(float[4]));
12003                 rsurface.passcolor4f_vertexbuffer = 0;
12004                 rsurface.passcolor4f_bufferoffset = 0;
12005                 for (i = 0, v = rsurface.batchvertex3f + rsurface.batchfirstvertex * 3, n = rsurface.batchnormal3f + rsurface.batchfirstvertex * 3, c = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;i < rsurface.batchnumvertices;i++, v += 3, n += 3, c += 4)
12006                 {
12007                         if ((f = DotProduct(n, lightdir)) > 0)
12008                                 VectorMA(ambientcolor, f, diffusecolor, c);
12009                         else
12010                                 VectorCopy(ambientcolor, c);
12011                         c[3] = alpha;
12012                 }
12013                 *r = 1;
12014                 *g = 1;
12015                 *b = 1;
12016                 *a = 1;
12017                 *applycolor = false;
12018         }
12019         else
12020         {
12021                 *r = ambientcolor[0];
12022                 *g = ambientcolor[1];
12023                 *b = ambientcolor[2];
12024                 rsurface.passcolor4f = NULL;
12025                 rsurface.passcolor4f_vertexbuffer = 0;
12026                 rsurface.passcolor4f_bufferoffset = 0;
12027         }
12028 }
12029
12030 static void RSurf_DrawBatch_GL11_VertexShade(float r, float g, float b, float a, qboolean applycolor, qboolean applyfog)
12031 {
12032         RSurf_DrawBatch_GL11_ApplyVertexShade(&r, &g, &b, &a, &applycolor);
12033         if (applyfog)   RSurf_DrawBatch_GL11_ApplyFog();
12034         if (applycolor) RSurf_DrawBatch_GL11_ApplyColor(r, g, b, a);
12035         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), rsurface.passcolor4f, rsurface.passcolor4f_vertexbuffer, rsurface.passcolor4f_bufferoffset);
12036         GL_Color(r, g, b, a);
12037         RSurf_DrawBatch();
12038 }
12039
12040 static void RSurf_DrawBatch_GL11_MakeFogColor(float r, float g, float b, float a)
12041 {
12042         int i;
12043         float f;
12044         const float *v;
12045         float *c;
12046         for (i = 0, v = rsurface.batchvertex3f + rsurface.batchfirstvertex * 3, c = rsurface.passcolor4f + rsurface.batchfirstvertex * 4;i < rsurface.batchnumvertices;i++, v += 3, c += 4)
12047         {
12048                 f = 1 - RSurf_FogVertex(v);
12049                 c[0] = r;
12050                 c[1] = g;
12051                 c[2] = b;
12052                 c[3] = f * a;
12053         }
12054 }
12055
12056 void RSurf_SetupDepthAndCulling(void)
12057 {
12058         // submodels are biased to avoid z-fighting with world surfaces that they
12059         // may be exactly overlapping (avoids z-fighting artifacts on certain
12060         // doors and things in Quake maps)
12061         GL_DepthRange(0, (rsurface.texture->currentmaterialflags & MATERIALFLAG_SHORTDEPTHRANGE) ? 0.0625 : 1);
12062         GL_PolygonOffset(rsurface.basepolygonfactor + rsurface.texture->biaspolygonfactor, rsurface.basepolygonoffset + rsurface.texture->biaspolygonoffset);
12063         GL_DepthTest(!(rsurface.texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST));
12064         GL_CullFace((rsurface.texture->currentmaterialflags & MATERIALFLAG_NOCULLFACE) ? GL_NONE : r_refdef.view.cullface_back);
12065 }
12066
12067 static void R_DrawTextureSurfaceList_Sky(int texturenumsurfaces, const msurface_t **texturesurfacelist)
12068 {
12069         // transparent sky would be ridiculous
12070         if (rsurface.texture->currentmaterialflags & MATERIALFLAGMASK_DEPTHSORTED)
12071                 return;
12072         R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
12073         skyrenderlater = true;
12074         RSurf_SetupDepthAndCulling();
12075         GL_DepthMask(true);
12076         // LordHavoc: HalfLife maps have freaky skypolys so don't use
12077         // skymasking on them, and Quake3 never did sky masking (unlike
12078         // software Quake and software Quake2), so disable the sky masking
12079         // in Quake3 maps as it causes problems with q3map2 sky tricks,
12080         // and skymasking also looks very bad when noclipping outside the
12081         // level, so don't use it then either.
12082         if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->type == mod_brushq1 && r_q1bsp_skymasking.integer && !r_refdef.viewcache.world_novis)
12083         {
12084                 R_Mesh_ResetTextureState();
12085                 if (skyrendermasked)
12086                 {
12087                         R_SetupShader_DepthOrShadow();
12088                         // depth-only (masking)
12089                         GL_ColorMask(0,0,0,0);
12090                         // just to make sure that braindead drivers don't draw
12091                         // anything despite that colormask...
12092                         GL_BlendFunc(GL_ZERO, GL_ONE);
12093                         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12094                         if (rsurface.batchvertex3fbuffer)
12095                                 R_Mesh_PrepareVertices_Vertex3f(rsurface.batchnumvertices, rsurface.batchvertex3f, rsurface.batchvertex3fbuffer);
12096                         else
12097                                 R_Mesh_PrepareVertices_Vertex3f(rsurface.batchnumvertices, rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer);
12098                 }
12099                 else
12100                 {
12101                         R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
12102                         // fog sky
12103                         GL_BlendFunc(GL_ONE, GL_ZERO);
12104                         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12105                         GL_Color(r_refdef.fogcolor[0], r_refdef.fogcolor[1], r_refdef.fogcolor[2], 1);
12106                         R_Mesh_PrepareVertices_Generic_Arrays(rsurface.batchnumvertices, rsurface.batchvertex3f, NULL, NULL);
12107                 }
12108                 RSurf_DrawBatch();
12109                 if (skyrendermasked)
12110                         GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
12111         }
12112         R_Mesh_ResetTextureState();
12113         GL_Color(1, 1, 1, 1);
12114 }
12115
12116 extern rtexture_t *r_shadow_prepasslightingdiffusetexture;
12117 extern rtexture_t *r_shadow_prepasslightingspeculartexture;
12118 static void R_DrawTextureSurfaceList_GL20(int texturenumsurfaces, const msurface_t **texturesurfacelist, qboolean writedepth, qboolean prepass)
12119 {
12120         if (r_waterstate.renderingscene && (rsurface.texture->currentmaterialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA)))
12121                 return;
12122         if (prepass)
12123         {
12124                 // render screenspace normalmap to texture
12125                 GL_DepthMask(true);
12126                 R_SetupShader_Surface(vec3_origin, (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT) != 0, 1, 1, rsurface.texture->specularscale, RSURFPASS_DEFERREDGEOMETRY, texturenumsurfaces, texturesurfacelist, NULL);
12127                 RSurf_DrawBatch();
12128                 return;
12129         }
12130
12131         // bind lightmap texture
12132
12133         // water/refraction/reflection/camera surfaces have to be handled specially
12134         if ((rsurface.texture->currentmaterialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_CAMERA | MATERIALFLAG_REFLECTION)))
12135         {
12136                 int start, end, startplaneindex;
12137                 for (start = 0;start < texturenumsurfaces;start = end)
12138                 {
12139                         startplaneindex = RSurf_FindWaterPlaneForSurface(texturesurfacelist[start]);
12140                         if(startplaneindex < 0)
12141                         {
12142                                 // this happens if the plane e.g. got backface culled and thus didn't get a water plane. We can just ignore this.
12143                                 // Con_Printf("No matching water plane for surface with material flags 0x%08x - PLEASE DEBUG THIS\n", rsurface.texture->currentmaterialflags);
12144                                 end = start + 1;
12145                                 continue;
12146                         }
12147                         for (end = start + 1;end < texturenumsurfaces && startplaneindex == RSurf_FindWaterPlaneForSurface(texturesurfacelist[end]);end++)
12148                                 ;
12149                         // now that we have a batch using the same planeindex, render it
12150                         if ((rsurface.texture->currentmaterialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_CAMERA)))
12151                         {
12152                                 // render water or distortion background
12153                                 GL_DepthMask(true);
12154                                 R_SetupShader_Surface(vec3_origin, (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT) != 0, 1, 1, rsurface.texture->specularscale, RSURFPASS_BACKGROUND, end-start, texturesurfacelist + start, (void *)(r_waterstate.waterplanes + startplaneindex));
12155                                 RSurf_DrawBatch();
12156                                 // blend surface on top
12157                                 GL_DepthMask(false);
12158                                 R_SetupShader_Surface(vec3_origin, (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT) != 0, 1, 1, rsurface.texture->specularscale, RSURFPASS_BASE, end-start, texturesurfacelist + start, NULL);
12159                                 RSurf_DrawBatch();
12160                         }
12161                         else if ((rsurface.texture->currentmaterialflags & MATERIALFLAG_REFLECTION))
12162                         {
12163                                 // render surface with reflection texture as input
12164                                 GL_DepthMask(writedepth && !(rsurface.texture->currentmaterialflags & MATERIALFLAG_BLENDED));
12165                                 R_SetupShader_Surface(vec3_origin, (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT) != 0, 1, 1, rsurface.texture->specularscale, RSURFPASS_BASE, end-start, texturesurfacelist + start, (void *)(r_waterstate.waterplanes + startplaneindex));
12166                                 RSurf_DrawBatch();
12167                         }
12168                 }
12169                 return;
12170         }
12171
12172         // render surface batch normally
12173         GL_DepthMask(writedepth && !(rsurface.texture->currentmaterialflags & MATERIALFLAG_BLENDED));
12174         R_SetupShader_Surface(vec3_origin, (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT) != 0, 1, 1, rsurface.texture->specularscale, RSURFPASS_BASE, texturenumsurfaces, texturesurfacelist, NULL);
12175         RSurf_DrawBatch();
12176 }
12177
12178 static void R_DrawTextureSurfaceList_GL13(int texturenumsurfaces, const msurface_t **texturesurfacelist, qboolean writedepth)
12179 {
12180         // OpenGL 1.3 path - anything not completely ancient
12181         qboolean applycolor;
12182         qboolean applyfog;
12183         int layerindex;
12184         const texturelayer_t *layer;
12185         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | ((!rsurface.uselightmaptexture && !(rsurface.texture->currentmaterialflags & MATERIALFLAG_FULLBRIGHT)) ? BATCHNEED_ARRAY_VERTEXCOLOR : 0) | BATCHNEED_ARRAY_TEXCOORD | (rsurface.modeltexcoordlightmap2f ? BATCHNEED_ARRAY_LIGHTMAP : 0) | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12186         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer, rsurface.batchvertex3f_bufferoffset);
12187
12188         for (layerindex = 0, layer = rsurface.texture->currentlayers;layerindex < rsurface.texture->currentnumlayers;layerindex++, layer++)
12189         {
12190                 vec4_t layercolor;
12191                 int layertexrgbscale;
12192                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
12193                 {
12194                         if (layerindex == 0)
12195                                 GL_AlphaTest(true);
12196                         else
12197                         {
12198                                 GL_AlphaTest(false);
12199                                 GL_DepthFunc(GL_EQUAL);
12200                         }
12201                 }
12202                 GL_DepthMask(layer->depthmask && writedepth);
12203                 GL_BlendFunc(layer->blendfunc1, layer->blendfunc2);
12204                 if (layer->color[0] > 2 || layer->color[1] > 2 || layer->color[2] > 2)
12205                 {
12206                         layertexrgbscale = 4;
12207                         VectorScale(layer->color, 0.25f, layercolor);
12208                 }
12209                 else if (layer->color[0] > 1 || layer->color[1] > 1 || layer->color[2] > 1)
12210                 {
12211                         layertexrgbscale = 2;
12212                         VectorScale(layer->color, 0.5f, layercolor);
12213                 }
12214                 else
12215                 {
12216                         layertexrgbscale = 1;
12217                         VectorScale(layer->color, 1.0f, layercolor);
12218                 }
12219                 layercolor[3] = layer->color[3];
12220                 applycolor = layercolor[0] != 1 || layercolor[1] != 1 || layercolor[2] != 1 || layercolor[3] != 1;
12221                 R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), NULL, 0, 0);
12222                 applyfog = r_refdef.fogenabled && (rsurface.texture->currentmaterialflags & MATERIALFLAG_BLENDED);
12223                 switch (layer->type)
12224                 {
12225                 case TEXTURELAYERTYPE_LITTEXTURE:
12226                         // single-pass lightmapped texture with 2x rgbscale
12227                         R_Mesh_TexBind(0, r_texture_white);
12228                         R_Mesh_TexMatrix(0, NULL);
12229                         R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, 1, 1);
12230                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordlightmap2f, rsurface.batchtexcoordlightmap2f_vertexbuffer, rsurface.batchtexcoordlightmap2f_bufferoffset);
12231                         R_Mesh_TexBind(1, layer->texture);
12232                         R_Mesh_TexMatrix(1, &layer->texmatrix);
12233                         R_Mesh_TexCombine(1, GL_MODULATE, GL_MODULATE, layertexrgbscale, 1);
12234                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordtexture2f, rsurface.batchtexcoordtexture2f_vertexbuffer, rsurface.batchtexcoordtexture2f_bufferoffset);
12235                         if (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT)
12236                                 RSurf_DrawBatch_GL11_VertexShade(layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
12237                         else if (FAKELIGHT_ENABLED)
12238                                 RSurf_DrawBatch_GL11_FakeLight(layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
12239                         else if (rsurface.uselightmaptexture)
12240                                 RSurf_DrawBatch_GL11_Lightmap(layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
12241                         else
12242                                 RSurf_DrawBatch_GL11_VertexColor(layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
12243                         break;
12244                 case TEXTURELAYERTYPE_TEXTURE:
12245                         // singletexture unlit texture with transparency support
12246                         R_Mesh_TexBind(0, layer->texture);
12247                         R_Mesh_TexMatrix(0, &layer->texmatrix);
12248                         R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, layertexrgbscale, 1);
12249                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordtexture2f, rsurface.batchtexcoordtexture2f_vertexbuffer, rsurface.batchtexcoordtexture2f_bufferoffset);
12250                         R_Mesh_TexBind(1, 0);
12251                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, 0, 0);
12252                         RSurf_DrawBatch_GL11_Unlit(layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
12253                         break;
12254                 case TEXTURELAYERTYPE_FOG:
12255                         // singletexture fogging
12256                         if (layer->texture)
12257                         {
12258                                 R_Mesh_TexBind(0, layer->texture);
12259                                 R_Mesh_TexMatrix(0, &layer->texmatrix);
12260                                 R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, layertexrgbscale, 1);
12261                                 R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordtexture2f, rsurface.batchtexcoordtexture2f_vertexbuffer, rsurface.batchtexcoordtexture2f_bufferoffset);
12262                         }
12263                         else
12264                         {
12265                                 R_Mesh_TexBind(0, 0);
12266                                 R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), NULL, 0, 0);
12267                         }
12268                         R_Mesh_TexBind(1, 0);
12269                         R_Mesh_TexCoordPointer(1, 2, GL_FLOAT, sizeof(float[2]), NULL, 0, 0);
12270                         // generate a color array for the fog pass
12271                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), rsurface.passcolor4f, 0, 0);
12272                         RSurf_DrawBatch_GL11_MakeFogColor(layercolor[0], layercolor[1], layercolor[2], layercolor[3]);
12273                         RSurf_DrawBatch();
12274                         break;
12275                 default:
12276                         Con_Printf("R_DrawTextureSurfaceList: unknown layer type %i\n", layer->type);
12277                 }
12278         }
12279         if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
12280         {
12281                 GL_DepthFunc(GL_LEQUAL);
12282                 GL_AlphaTest(false);
12283         }
12284 }
12285
12286 static void R_DrawTextureSurfaceList_GL11(int texturenumsurfaces, const msurface_t **texturesurfacelist, qboolean writedepth)
12287 {
12288         // OpenGL 1.1 - crusty old voodoo path
12289         qboolean applyfog;
12290         int layerindex;
12291         const texturelayer_t *layer;
12292         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | ((!rsurface.uselightmaptexture && !(rsurface.texture->currentmaterialflags & MATERIALFLAG_FULLBRIGHT)) ? BATCHNEED_ARRAY_VERTEXCOLOR : 0) | BATCHNEED_ARRAY_TEXCOORD | (rsurface.modeltexcoordlightmap2f ? BATCHNEED_ARRAY_LIGHTMAP : 0) | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12293         R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer, rsurface.batchvertex3f_bufferoffset);
12294
12295         for (layerindex = 0, layer = rsurface.texture->currentlayers;layerindex < rsurface.texture->currentnumlayers;layerindex++, layer++)
12296         {
12297                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
12298                 {
12299                         if (layerindex == 0)
12300                                 GL_AlphaTest(true);
12301                         else
12302                         {
12303                                 GL_AlphaTest(false);
12304                                 GL_DepthFunc(GL_EQUAL);
12305                         }
12306                 }
12307                 GL_DepthMask(layer->depthmask && writedepth);
12308                 GL_BlendFunc(layer->blendfunc1, layer->blendfunc2);
12309                 R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), NULL, 0, 0);
12310                 applyfog = r_refdef.fogenabled && (rsurface.texture->currentmaterialflags & MATERIALFLAG_BLENDED);
12311                 switch (layer->type)
12312                 {
12313                 case TEXTURELAYERTYPE_LITTEXTURE:
12314                         if (layer->blendfunc1 == GL_ONE && layer->blendfunc2 == GL_ZERO)
12315                         {
12316                                 // two-pass lit texture with 2x rgbscale
12317                                 // first the lightmap pass
12318                                 R_Mesh_TexBind(0, r_texture_white);
12319                                 R_Mesh_TexMatrix(0, NULL);
12320                                 R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, 1, 1);
12321                                 R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordlightmap2f, rsurface.batchtexcoordlightmap2f_vertexbuffer, rsurface.batchtexcoordlightmap2f_bufferoffset);
12322                                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT)
12323                                         RSurf_DrawBatch_GL11_VertexShade(1, 1, 1, 1, false, false);
12324                                 else if (FAKELIGHT_ENABLED)
12325                                         RSurf_DrawBatch_GL11_FakeLight(1, 1, 1, 1, false, false);
12326                                 else if (rsurface.uselightmaptexture)
12327                                         RSurf_DrawBatch_GL11_Lightmap(1, 1, 1, 1, false, false);
12328                                 else
12329                                         RSurf_DrawBatch_GL11_VertexColor(1, 1, 1, 1, false, false);
12330                                 // then apply the texture to it
12331                                 GL_BlendFunc(GL_DST_COLOR, GL_SRC_COLOR);
12332                                 R_Mesh_TexBind(0, layer->texture);
12333                                 R_Mesh_TexMatrix(0, &layer->texmatrix);
12334                                 R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, 1, 1);
12335                                 R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordtexture2f, rsurface.batchtexcoordtexture2f_vertexbuffer, rsurface.batchtexcoordtexture2f_bufferoffset);
12336                                 RSurf_DrawBatch_GL11_Unlit(layer->color[0] * 0.5f, layer->color[1] * 0.5f, layer->color[2] * 0.5f, layer->color[3], layer->color[0] != 2 || layer->color[1] != 2 || layer->color[2] != 2 || layer->color[3] != 1, false);
12337                         }
12338                         else
12339                         {
12340                                 // single pass vertex-lighting-only texture with 1x rgbscale and transparency support
12341                                 R_Mesh_TexBind(0, layer->texture);
12342                                 R_Mesh_TexMatrix(0, &layer->texmatrix);
12343                                 R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, 1, 1);
12344                                 R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordtexture2f, rsurface.batchtexcoordtexture2f_vertexbuffer, rsurface.batchtexcoordtexture2f_bufferoffset);
12345                                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT)
12346                                         RSurf_DrawBatch_GL11_VertexShade(layer->color[0], layer->color[1], layer->color[2], layer->color[3], layer->color[0] != 1 || layer->color[1] != 1 || layer->color[2] != 1 || layer->color[3] != 1, applyfog);
12347                                 else
12348                                         RSurf_DrawBatch_GL11_VertexColor(layer->color[0], layer->color[1], layer->color[2], layer->color[3], layer->color[0] != 1 || layer->color[1] != 1 || layer->color[2] != 1 || layer->color[3] != 1, applyfog);
12349                         }
12350                         break;
12351                 case TEXTURELAYERTYPE_TEXTURE:
12352                         // singletexture unlit texture with transparency support
12353                         R_Mesh_TexBind(0, layer->texture);
12354                         R_Mesh_TexMatrix(0, &layer->texmatrix);
12355                         R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, 1, 1);
12356                         R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordtexture2f, rsurface.batchtexcoordtexture2f_vertexbuffer, rsurface.batchtexcoordtexture2f_bufferoffset);
12357                         RSurf_DrawBatch_GL11_Unlit(layer->color[0], layer->color[1], layer->color[2], layer->color[3], layer->color[0] != 1 || layer->color[1] != 1 || layer->color[2] != 1 || layer->color[3] != 1, applyfog);
12358                         break;
12359                 case TEXTURELAYERTYPE_FOG:
12360                         // singletexture fogging
12361                         if (layer->texture)
12362                         {
12363                                 R_Mesh_TexBind(0, layer->texture);
12364                                 R_Mesh_TexMatrix(0, &layer->texmatrix);
12365                                 R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, 1, 1);
12366                                 R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordtexture2f, rsurface.batchtexcoordtexture2f_vertexbuffer, rsurface.batchtexcoordtexture2f_bufferoffset);
12367                         }
12368                         else
12369                         {
12370                                 R_Mesh_TexBind(0, 0);
12371                                 R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), NULL, 0, 0);
12372                         }
12373                         // generate a color array for the fog pass
12374                         R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), rsurface.passcolor4f, 0, 0);
12375                         RSurf_DrawBatch_GL11_MakeFogColor(layer->color[0], layer->color[1], layer->color[2], layer->color[3]);
12376                         RSurf_DrawBatch();
12377                         break;
12378                 default:
12379                         Con_Printf("R_DrawTextureSurfaceList: unknown layer type %i\n", layer->type);
12380                 }
12381         }
12382         if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
12383         {
12384                 GL_DepthFunc(GL_LEQUAL);
12385                 GL_AlphaTest(false);
12386         }
12387 }
12388
12389 static void R_DrawTextureSurfaceList_ShowSurfaces(int texturenumsurfaces, const msurface_t **texturesurfacelist, qboolean writedepth)
12390 {
12391         int vi;
12392         int j;
12393         r_vertexgeneric_t *batchvertex;
12394         float c[4];
12395
12396 //      R_Mesh_ResetTextureState();
12397         R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
12398
12399         if(rsurface.texture && rsurface.texture->currentskinframe)
12400         {
12401                 memcpy(c, rsurface.texture->currentskinframe->avgcolor, sizeof(c));
12402                 c[3] *= rsurface.texture->currentalpha;
12403         }
12404         else
12405         {
12406                 c[0] = 1;
12407                 c[1] = 0;
12408                 c[2] = 1;
12409                 c[3] = 1;
12410         }
12411
12412         if (rsurface.texture->pantstexture || rsurface.texture->shirttexture)
12413         {
12414                 c[0] = 0.5 * (rsurface.colormap_pantscolor[0] * 0.3 + rsurface.colormap_shirtcolor[0] * 0.7);
12415                 c[1] = 0.5 * (rsurface.colormap_pantscolor[1] * 0.3 + rsurface.colormap_shirtcolor[1] * 0.7);
12416                 c[2] = 0.5 * (rsurface.colormap_pantscolor[2] * 0.3 + rsurface.colormap_shirtcolor[2] * 0.7);
12417         }
12418
12419         // brighten it up (as texture value 127 means "unlit")
12420         c[0] *= 2 * r_refdef.view.colorscale;
12421         c[1] *= 2 * r_refdef.view.colorscale;
12422         c[2] *= 2 * r_refdef.view.colorscale;
12423
12424         if(rsurface.texture->currentmaterialflags & MATERIALFLAG_WATERALPHA)
12425                 c[3] *= r_wateralpha.value;
12426
12427         if(rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHA && c[3] != 1)
12428         {
12429                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
12430                 GL_DepthMask(false);
12431         }
12432         else if(rsurface.texture->currentmaterialflags & MATERIALFLAG_ADD)
12433         {
12434                 GL_BlendFunc(GL_ONE, GL_ONE);
12435                 GL_DepthMask(false);
12436         }
12437         else if(rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
12438         {
12439                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); // can't do alpha test without texture, so let's blend instead
12440                 GL_DepthMask(false);
12441         }
12442         else if(rsurface.texture->currentmaterialflags & MATERIALFLAG_CUSTOMBLEND)
12443         {
12444                 GL_BlendFunc(rsurface.texture->customblendfunc[0], rsurface.texture->customblendfunc[1]);
12445                 GL_DepthMask(false);
12446         }
12447         else
12448         {
12449                 GL_BlendFunc(GL_ONE, GL_ZERO);
12450                 GL_DepthMask(writedepth);
12451         }
12452
12453         if (r_showsurfaces.integer == 3)
12454         {
12455                 rsurface.passcolor4f = NULL;
12456
12457                 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_FULLBRIGHT)
12458                 {
12459                         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12460
12461                         rsurface.passcolor4f = NULL;
12462                         rsurface.passcolor4f_vertexbuffer = 0;
12463                         rsurface.passcolor4f_bufferoffset = 0;
12464                 }
12465                 else if (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT)
12466                 {
12467                         qboolean applycolor = true;
12468                         float one = 1.0;
12469
12470                         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12471
12472                         r_refdef.lightmapintensity = 1;
12473                         RSurf_DrawBatch_GL11_ApplyVertexShade(&one, &one, &one, &one, &applycolor);
12474                         r_refdef.lightmapintensity = 0; // we're in showsurfaces, after all
12475                 }
12476                 else if (FAKELIGHT_ENABLED)
12477                 {
12478                         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12479
12480                         r_refdef.lightmapintensity = r_fakelight_intensity.value;
12481                         RSurf_DrawBatch_GL11_ApplyFakeLight();
12482                         r_refdef.lightmapintensity = 0; // we're in showsurfaces, after all
12483                 }
12484                 else
12485                 {
12486                         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_VERTEXCOLOR | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12487
12488                         rsurface.passcolor4f = rsurface.batchlightmapcolor4f;
12489                         rsurface.passcolor4f_vertexbuffer = rsurface.batchlightmapcolor4f_vertexbuffer;
12490                         rsurface.passcolor4f_bufferoffset = rsurface.batchlightmapcolor4f_bufferoffset;
12491                 }
12492
12493                 if(!rsurface.passcolor4f)
12494                         RSurf_DrawBatch_GL11_MakeFullbrightLightmapColorArray();
12495
12496                 RSurf_DrawBatch_GL11_ApplyAmbient();
12497                 RSurf_DrawBatch_GL11_ApplyColor(c[0], c[1], c[2], c[3]);
12498                 if(r_refdef.fogenabled)
12499                         RSurf_DrawBatch_GL11_ApplyFogToFinishedVertexColors();
12500                 RSurf_DrawBatch_GL11_ClampColor();
12501
12502                 R_Mesh_PrepareVertices_Generic_Arrays(rsurface.batchnumvertices, rsurface.batchvertex3f, rsurface.passcolor4f, NULL);
12503                 R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
12504                 RSurf_DrawBatch();
12505         }
12506         else if (!r_refdef.view.showdebug)
12507         {
12508                 RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12509                 batchvertex = R_Mesh_PrepareVertices_Generic_Lock(rsurface.batchnumvertices);
12510                 for (j = 0, vi = rsurface.batchfirstvertex;j < rsurface.batchnumvertices;j++, vi++)
12511                 {
12512                         VectorCopy(rsurface.batchvertex3f + 3*vi, batchvertex[vi].vertex3f);
12513                         Vector4Set(batchvertex[vi].color4ub, 0, 0, 0, 255);
12514                 }
12515                 R_Mesh_PrepareVertices_Generic_Unlock();
12516                 RSurf_DrawBatch();
12517         }
12518         else if (r_showsurfaces.integer == 4)
12519         {
12520                 RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12521                 batchvertex = R_Mesh_PrepareVertices_Generic_Lock(rsurface.batchnumvertices);
12522                 for (j = 0, vi = rsurface.batchfirstvertex;j < rsurface.batchnumvertices;j++, vi++)
12523                 {
12524                         unsigned char c = vi << 3;
12525                         VectorCopy(rsurface.batchvertex3f + 3*vi, batchvertex[vi].vertex3f);
12526                         Vector4Set(batchvertex[vi].color4ub, c, c, c, 255);
12527                 }
12528                 R_Mesh_PrepareVertices_Generic_Unlock();
12529                 RSurf_DrawBatch();
12530         }
12531         else if (r_showsurfaces.integer == 2)
12532         {
12533                 const int *e;
12534                 RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12535                 batchvertex = R_Mesh_PrepareVertices_Generic_Lock(3*rsurface.batchnumtriangles);
12536                 for (j = 0, e = rsurface.batchelement3i + 3 * rsurface.batchfirsttriangle;j < rsurface.batchnumtriangles;j++, e += 3)
12537                 {
12538                         unsigned char c = (j + rsurface.batchfirsttriangle) << 3;
12539                         VectorCopy(rsurface.batchvertex3f + 3*e[0], batchvertex[j*3+0].vertex3f);
12540                         VectorCopy(rsurface.batchvertex3f + 3*e[1], batchvertex[j*3+1].vertex3f);
12541                         VectorCopy(rsurface.batchvertex3f + 3*e[2], batchvertex[j*3+2].vertex3f);
12542                         Vector4Set(batchvertex[j*3+0].color4ub, c, c, c, 255);
12543                         Vector4Set(batchvertex[j*3+1].color4ub, c, c, c, 255);
12544                         Vector4Set(batchvertex[j*3+2].color4ub, c, c, c, 255);
12545                 }
12546                 R_Mesh_PrepareVertices_Generic_Unlock();
12547                 R_Mesh_Draw(0, rsurface.batchnumtriangles*3, 0, rsurface.batchnumtriangles, NULL, NULL, 0, NULL, NULL, 0);
12548         }
12549         else
12550         {
12551                 int texturesurfaceindex;
12552                 int k;
12553                 const msurface_t *surface;
12554                 unsigned char surfacecolor4ub[4];
12555                 RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
12556                 batchvertex = R_Mesh_PrepareVertices_Generic_Lock(rsurface.batchfirstvertex + rsurface.batchnumvertices);
12557                 vi = 0;
12558                 for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
12559                 {
12560                         surface = texturesurfacelist[texturesurfaceindex];
12561                         k = (int)(((size_t)surface) / sizeof(msurface_t));
12562                         Vector4Set(surfacecolor4ub, (k & 0xF) << 4, (k & 0xF0), (k & 0xF00) >> 4, 255);
12563                         for (j = 0;j < surface->num_vertices;j++)
12564                         {
12565                                 VectorCopy(rsurface.batchvertex3f + 3*vi, batchvertex[vi].vertex3f);
12566                                 Vector4Copy(surfacecolor4ub, batchvertex[vi].color4ub);
12567                                 vi++;
12568                         }
12569                 }
12570                 R_Mesh_PrepareVertices_Generic_Unlock();
12571                 RSurf_DrawBatch();
12572         }
12573 }
12574
12575 static void R_DrawWorldTextureSurfaceList(int texturenumsurfaces, const msurface_t **texturesurfacelist, qboolean writedepth, qboolean prepass)
12576 {
12577         CHECKGLERROR
12578         RSurf_SetupDepthAndCulling();
12579         if (r_showsurfaces.integer)
12580         {
12581                 R_DrawTextureSurfaceList_ShowSurfaces(texturenumsurfaces, texturesurfacelist, writedepth);
12582                 return;
12583         }
12584         switch (vid.renderpath)
12585         {
12586         case RENDERPATH_GL20:
12587         case RENDERPATH_D3D9:
12588         case RENDERPATH_D3D10:
12589         case RENDERPATH_D3D11:
12590         case RENDERPATH_SOFT:
12591         case RENDERPATH_GLES2:
12592                 R_DrawTextureSurfaceList_GL20(texturenumsurfaces, texturesurfacelist, writedepth, prepass);
12593                 break;
12594         case RENDERPATH_GL13:
12595                 R_DrawTextureSurfaceList_GL13(texturenumsurfaces, texturesurfacelist, writedepth);
12596                 break;
12597         case RENDERPATH_GL11:
12598                 R_DrawTextureSurfaceList_GL11(texturenumsurfaces, texturesurfacelist, writedepth);
12599                 break;
12600         }
12601         CHECKGLERROR
12602 }
12603
12604 static void R_DrawModelTextureSurfaceList(int texturenumsurfaces, const msurface_t **texturesurfacelist, qboolean writedepth, qboolean prepass)
12605 {
12606         CHECKGLERROR
12607         RSurf_SetupDepthAndCulling();
12608         if (r_showsurfaces.integer)
12609         {
12610                 R_DrawTextureSurfaceList_ShowSurfaces(texturenumsurfaces, texturesurfacelist, writedepth);
12611                 return;
12612         }
12613         switch (vid.renderpath)
12614         {
12615         case RENDERPATH_GL20:
12616         case RENDERPATH_D3D9:
12617         case RENDERPATH_D3D10:
12618         case RENDERPATH_D3D11:
12619         case RENDERPATH_SOFT:
12620         case RENDERPATH_GLES2:
12621                 R_DrawTextureSurfaceList_GL20(texturenumsurfaces, texturesurfacelist, writedepth, prepass);
12622                 break;
12623         case RENDERPATH_GL13:
12624                 R_DrawTextureSurfaceList_GL13(texturenumsurfaces, texturesurfacelist, writedepth);
12625                 break;
12626         case RENDERPATH_GL11:
12627                 R_DrawTextureSurfaceList_GL11(texturenumsurfaces, texturesurfacelist, writedepth);
12628                 break;
12629         }
12630         CHECKGLERROR
12631 }
12632
12633 static void R_DrawSurface_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
12634 {
12635         int i, j;
12636         int texturenumsurfaces, endsurface;
12637         texture_t *texture;
12638         const msurface_t *surface;
12639 #define MAXBATCH_TRANSPARENTSURFACES 256
12640         const msurface_t *texturesurfacelist[MAXBATCH_TRANSPARENTSURFACES];
12641
12642         // if the model is static it doesn't matter what value we give for
12643         // wantnormals and wanttangents, so this logic uses only rules applicable
12644         // to a model, knowing that they are meaningless otherwise
12645         if (ent == r_refdef.scene.worldentity)
12646                 RSurf_ActiveWorldEntity();
12647         else if (r_showsurfaces.integer && r_showsurfaces.integer != 3)
12648                 RSurf_ActiveModelEntity(ent, false, false, false);
12649         else
12650         {
12651                 switch (vid.renderpath)
12652                 {
12653                 case RENDERPATH_GL20:
12654                 case RENDERPATH_D3D9:
12655                 case RENDERPATH_D3D10:
12656                 case RENDERPATH_D3D11:
12657                 case RENDERPATH_SOFT:
12658                 case RENDERPATH_GLES2:
12659                         RSurf_ActiveModelEntity(ent, true, true, false);
12660                         break;
12661                 case RENDERPATH_GL13:
12662                 case RENDERPATH_GL11:
12663                         RSurf_ActiveModelEntity(ent, true, false, false);
12664                         break;
12665                 }
12666         }
12667
12668         if (r_transparentdepthmasking.integer)
12669         {
12670                 qboolean setup = false;
12671                 for (i = 0;i < numsurfaces;i = j)
12672                 {
12673                         j = i + 1;
12674                         surface = rsurface.modelsurfaces + surfacelist[i];
12675                         texture = surface->texture;
12676                         rsurface.texture = R_GetCurrentTexture(texture);
12677                         rsurface.lightmaptexture = NULL;
12678                         rsurface.deluxemaptexture = NULL;
12679                         rsurface.uselightmaptexture = false;
12680                         // scan ahead until we find a different texture
12681                         endsurface = min(i + 1024, numsurfaces);
12682                         texturenumsurfaces = 0;
12683                         texturesurfacelist[texturenumsurfaces++] = surface;
12684                         for (;j < endsurface;j++)
12685                         {
12686                                 surface = rsurface.modelsurfaces + surfacelist[j];
12687                                 if (texture != surface->texture)
12688                                         break;
12689                                 texturesurfacelist[texturenumsurfaces++] = surface;
12690                         }
12691                         if (!(rsurface.texture->currentmaterialflags & MATERIALFLAG_TRANSDEPTH))
12692                                 continue;
12693                         // render the range of surfaces as depth
12694                         if (!setup)
12695                         {
12696                                 setup = true;
12697                                 GL_ColorMask(0,0,0,0);
12698                                 GL_Color(1,1,1,1);
12699                                 GL_DepthTest(true);
12700                                 GL_BlendFunc(GL_ONE, GL_ZERO);
12701                                 GL_DepthMask(true);
12702 //                              R_Mesh_ResetTextureState();
12703                                 R_SetupShader_DepthOrShadow();
12704                         }
12705                         RSurf_SetupDepthAndCulling();
12706                         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX, texturenumsurfaces, texturesurfacelist);
12707                         if (rsurface.batchvertex3fbuffer)
12708                                 R_Mesh_PrepareVertices_Vertex3f(rsurface.batchnumvertices, rsurface.batchvertex3f, rsurface.batchvertex3fbuffer);
12709                         else
12710                                 R_Mesh_PrepareVertices_Vertex3f(rsurface.batchnumvertices, rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer);
12711                         RSurf_DrawBatch();
12712                 }
12713                 if (setup)
12714                         GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
12715         }
12716
12717         for (i = 0;i < numsurfaces;i = j)
12718         {
12719                 j = i + 1;
12720                 surface = rsurface.modelsurfaces + surfacelist[i];
12721                 texture = surface->texture;
12722                 rsurface.texture = R_GetCurrentTexture(texture);
12723                 // scan ahead until we find a different texture
12724                 endsurface = min(i + MAXBATCH_TRANSPARENTSURFACES, numsurfaces);
12725                 texturenumsurfaces = 0;
12726                 texturesurfacelist[texturenumsurfaces++] = surface;
12727                 if(FAKELIGHT_ENABLED)
12728                 {
12729                         rsurface.lightmaptexture = NULL;
12730                         rsurface.deluxemaptexture = NULL;
12731                         rsurface.uselightmaptexture = false;
12732                         for (;j < endsurface;j++)
12733                         {
12734                                 surface = rsurface.modelsurfaces + surfacelist[j];
12735                                 if (texture != surface->texture)
12736                                         break;
12737                                 texturesurfacelist[texturenumsurfaces++] = surface;
12738                         }
12739                 }
12740                 else
12741                 {
12742                         rsurface.lightmaptexture = surface->lightmaptexture;
12743                         rsurface.deluxemaptexture = surface->deluxemaptexture;
12744                         rsurface.uselightmaptexture = surface->lightmaptexture != NULL;
12745                         for (;j < endsurface;j++)
12746                         {
12747                                 surface = rsurface.modelsurfaces + surfacelist[j];
12748                                 if (texture != surface->texture || rsurface.lightmaptexture != surface->lightmaptexture)
12749                                         break;
12750                                 texturesurfacelist[texturenumsurfaces++] = surface;
12751                         }
12752                 }
12753                 // render the range of surfaces
12754                 if (ent == r_refdef.scene.worldentity)
12755                         R_DrawWorldTextureSurfaceList(texturenumsurfaces, texturesurfacelist, false, false);
12756                 else
12757                         R_DrawModelTextureSurfaceList(texturenumsurfaces, texturesurfacelist, false, false);
12758         }
12759         rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
12760 }
12761
12762 static void R_ProcessTransparentTextureSurfaceList(int texturenumsurfaces, const msurface_t **texturesurfacelist, const entity_render_t *queueentity)
12763 {
12764         // transparent surfaces get pushed off into the transparent queue
12765         int surfacelistindex;
12766         const msurface_t *surface;
12767         vec3_t tempcenter, center;
12768         for (surfacelistindex = 0;surfacelistindex < texturenumsurfaces;surfacelistindex++)
12769         {
12770                 surface = texturesurfacelist[surfacelistindex];
12771                 tempcenter[0] = (surface->mins[0] + surface->maxs[0]) * 0.5f;
12772                 tempcenter[1] = (surface->mins[1] + surface->maxs[1]) * 0.5f;
12773                 tempcenter[2] = (surface->mins[2] + surface->maxs[2]) * 0.5f;
12774                 Matrix4x4_Transform(&rsurface.matrix, tempcenter, center);
12775                 if (queueentity->transparent_offset) // transparent offset
12776                 {
12777                         center[0] += r_refdef.view.forward[0]*queueentity->transparent_offset;
12778                         center[1] += r_refdef.view.forward[1]*queueentity->transparent_offset;
12779                         center[2] += r_refdef.view.forward[2]*queueentity->transparent_offset;
12780                 }
12781                 R_MeshQueue_AddTransparent(rsurface.texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST ? r_refdef.view.origin : center, R_DrawSurface_TransparentCallback, queueentity, surface - rsurface.modelsurfaces, rsurface.rtlight);
12782         }
12783 }
12784
12785 static void R_DrawTextureSurfaceList_DepthOnly(int texturenumsurfaces, const msurface_t **texturesurfacelist)
12786 {
12787         if ((rsurface.texture->currentmaterialflags & (MATERIALFLAG_NODEPTHTEST | MATERIALFLAG_BLENDED | MATERIALFLAG_ALPHATEST)))
12788                 return;
12789         if (r_waterstate.renderingscene && (rsurface.texture->currentmaterialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFLECTION)))
12790                 return;
12791         RSurf_SetupDepthAndCulling();
12792         RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX, texturenumsurfaces, texturesurfacelist);
12793         if (rsurface.batchvertex3fbuffer)
12794                 R_Mesh_PrepareVertices_Vertex3f(rsurface.batchnumvertices, rsurface.batchvertex3f, rsurface.batchvertex3fbuffer);
12795         else
12796                 R_Mesh_PrepareVertices_Vertex3f(rsurface.batchnumvertices, rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer);
12797         RSurf_DrawBatch();
12798 }
12799
12800 static void R_ProcessWorldTextureSurfaceList(int texturenumsurfaces, const msurface_t **texturesurfacelist, qboolean writedepth, qboolean depthonly, qboolean prepass)
12801 {
12802         const entity_render_t *queueentity = r_refdef.scene.worldentity;
12803         CHECKGLERROR
12804         if (depthonly)
12805                 R_DrawTextureSurfaceList_DepthOnly(texturenumsurfaces, texturesurfacelist);
12806         else if (prepass)
12807         {
12808                 if (!rsurface.texture->currentnumlayers)
12809                         return;
12810                 if (rsurface.texture->currentmaterialflags & MATERIALFLAGMASK_DEPTHSORTED)
12811                         R_ProcessTransparentTextureSurfaceList(texturenumsurfaces, texturesurfacelist, queueentity);
12812                 else
12813                         R_DrawWorldTextureSurfaceList(texturenumsurfaces, texturesurfacelist, writedepth, prepass);
12814         }
12815         else if ((rsurface.texture->currentmaterialflags & MATERIALFLAG_SKY) && !r_showsurfaces.integer)
12816                 R_DrawTextureSurfaceList_Sky(texturenumsurfaces, texturesurfacelist);
12817         else if (!rsurface.texture->currentnumlayers)
12818                 return;
12819         else if (((rsurface.texture->currentmaterialflags & MATERIALFLAGMASK_DEPTHSORTED) || (r_showsurfaces.integer == 3 && (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST))) && queueentity)
12820         {
12821                 // in the deferred case, transparent surfaces were queued during prepass
12822                 if (!r_shadow_usingdeferredprepass)
12823                         R_ProcessTransparentTextureSurfaceList(texturenumsurfaces, texturesurfacelist, queueentity);
12824         }
12825         else
12826         {
12827                 // the alphatest check is to make sure we write depth for anything we skipped on the depth-only pass earlier
12828                 R_DrawWorldTextureSurfaceList(texturenumsurfaces, texturesurfacelist, writedepth || (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST), prepass);
12829         }
12830         CHECKGLERROR
12831 }
12832
12833 void R_QueueWorldSurfaceList(int numsurfaces, const msurface_t **surfacelist, int flagsmask, qboolean writedepth, qboolean depthonly, qboolean prepass)
12834 {
12835         int i, j;
12836         texture_t *texture;
12837         R_FrameData_SetMark();
12838         // break the surface list down into batches by texture and use of lightmapping
12839         for (i = 0;i < numsurfaces;i = j)
12840         {
12841                 j = i + 1;
12842                 // texture is the base texture pointer, rsurface.texture is the
12843                 // current frame/skin the texture is directing us to use (for example
12844                 // if a model has 2 skins and it is on skin 1, then skin 0 tells us to
12845                 // use skin 1 instead)
12846                 texture = surfacelist[i]->texture;
12847                 rsurface.texture = R_GetCurrentTexture(texture);
12848                 if (!(rsurface.texture->currentmaterialflags & flagsmask) || (rsurface.texture->currentmaterialflags & MATERIALFLAG_NODRAW))
12849                 {
12850                         // if this texture is not the kind we want, skip ahead to the next one
12851                         for (;j < numsurfaces && texture == surfacelist[j]->texture;j++)
12852                                 ;
12853                         continue;
12854                 }
12855                 if(FAKELIGHT_ENABLED || depthonly || prepass)
12856                 {
12857                         rsurface.lightmaptexture = NULL;
12858                         rsurface.deluxemaptexture = NULL;
12859                         rsurface.uselightmaptexture = false;
12860                         // simply scan ahead until we find a different texture or lightmap state
12861                         for (;j < numsurfaces && texture == surfacelist[j]->texture;j++)
12862                                 ;
12863                 }
12864                 else
12865                 {
12866                         rsurface.lightmaptexture = surfacelist[i]->lightmaptexture;
12867                         rsurface.deluxemaptexture = surfacelist[i]->deluxemaptexture;
12868                         rsurface.uselightmaptexture = surfacelist[i]->lightmaptexture != NULL;
12869                         // simply scan ahead until we find a different texture or lightmap state
12870                         for (;j < numsurfaces && texture == surfacelist[j]->texture && rsurface.lightmaptexture == surfacelist[j]->lightmaptexture;j++)
12871                                 ;
12872                 }
12873                 // render the range of surfaces
12874                 R_ProcessWorldTextureSurfaceList(j - i, surfacelist + i, writedepth, depthonly, prepass);
12875         }
12876         R_FrameData_ReturnToMark();
12877 }
12878
12879 static void R_ProcessModelTextureSurfaceList(int texturenumsurfaces, const msurface_t **texturesurfacelist, qboolean writedepth, qboolean depthonly, const entity_render_t *queueentity, qboolean prepass)
12880 {
12881         CHECKGLERROR
12882         if (depthonly)
12883                 R_DrawTextureSurfaceList_DepthOnly(texturenumsurfaces, texturesurfacelist);
12884         else if (prepass)
12885         {
12886                 if (!rsurface.texture->currentnumlayers)
12887                         return;
12888                 if (rsurface.texture->currentmaterialflags & MATERIALFLAGMASK_DEPTHSORTED)
12889                         R_ProcessTransparentTextureSurfaceList(texturenumsurfaces, texturesurfacelist, queueentity);
12890                 else
12891                         R_DrawModelTextureSurfaceList(texturenumsurfaces, texturesurfacelist, writedepth, prepass);
12892         }
12893         else if ((rsurface.texture->currentmaterialflags & MATERIALFLAG_SKY) && !r_showsurfaces.integer)
12894                 R_DrawTextureSurfaceList_Sky(texturenumsurfaces, texturesurfacelist);
12895         else if (!rsurface.texture->currentnumlayers)
12896                 return;
12897         else if (((rsurface.texture->currentmaterialflags & MATERIALFLAGMASK_DEPTHSORTED) || (r_showsurfaces.integer == 3 && (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST))) && queueentity)
12898         {
12899                 // in the deferred case, transparent surfaces were queued during prepass
12900                 if (!r_shadow_usingdeferredprepass)
12901                         R_ProcessTransparentTextureSurfaceList(texturenumsurfaces, texturesurfacelist, queueentity);
12902         }
12903         else
12904         {
12905                 // the alphatest check is to make sure we write depth for anything we skipped on the depth-only pass earlier
12906                 R_DrawModelTextureSurfaceList(texturenumsurfaces, texturesurfacelist, writedepth || (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST), prepass);
12907         }
12908         CHECKGLERROR
12909 }
12910
12911 void R_QueueModelSurfaceList(entity_render_t *ent, int numsurfaces, const msurface_t **surfacelist, int flagsmask, qboolean writedepth, qboolean depthonly, qboolean prepass)
12912 {
12913         int i, j;
12914         texture_t *texture;
12915         R_FrameData_SetMark();
12916         // break the surface list down into batches by texture and use of lightmapping
12917         for (i = 0;i < numsurfaces;i = j)
12918         {
12919                 j = i + 1;
12920                 // texture is the base texture pointer, rsurface.texture is the
12921                 // current frame/skin the texture is directing us to use (for example
12922                 // if a model has 2 skins and it is on skin 1, then skin 0 tells us to
12923                 // use skin 1 instead)
12924                 texture = surfacelist[i]->texture;
12925                 rsurface.texture = R_GetCurrentTexture(texture);
12926                 if (!(rsurface.texture->currentmaterialflags & flagsmask) || (rsurface.texture->currentmaterialflags & MATERIALFLAG_NODRAW))
12927                 {
12928                         // if this texture is not the kind we want, skip ahead to the next one
12929                         for (;j < numsurfaces && texture == surfacelist[j]->texture;j++)
12930                                 ;
12931                         continue;
12932                 }
12933                 if(FAKELIGHT_ENABLED || depthonly || prepass)
12934                 {
12935                         rsurface.lightmaptexture = NULL;
12936                         rsurface.deluxemaptexture = NULL;
12937                         rsurface.uselightmaptexture = false;
12938                         // simply scan ahead until we find a different texture or lightmap state
12939                         for (;j < numsurfaces && texture == surfacelist[j]->texture;j++)
12940                                 ;
12941                 }
12942                 else
12943                 {
12944                         rsurface.lightmaptexture = surfacelist[i]->lightmaptexture;
12945                         rsurface.deluxemaptexture = surfacelist[i]->deluxemaptexture;
12946                         rsurface.uselightmaptexture = surfacelist[i]->lightmaptexture != NULL;
12947                         // simply scan ahead until we find a different texture or lightmap state
12948                         for (;j < numsurfaces && texture == surfacelist[j]->texture && rsurface.lightmaptexture == surfacelist[j]->lightmaptexture;j++)
12949                                 ;
12950                 }
12951                 // render the range of surfaces
12952                 R_ProcessModelTextureSurfaceList(j - i, surfacelist + i, writedepth, depthonly, ent, prepass);
12953         }
12954         R_FrameData_ReturnToMark();
12955 }
12956
12957 float locboxvertex3f[6*4*3] =
12958 {
12959         1,0,1, 1,0,0, 1,1,0, 1,1,1,
12960         0,1,1, 0,1,0, 0,0,0, 0,0,1,
12961         1,1,1, 1,1,0, 0,1,0, 0,1,1,
12962         0,0,1, 0,0,0, 1,0,0, 1,0,1,
12963         0,0,1, 1,0,1, 1,1,1, 0,1,1,
12964         1,0,0, 0,0,0, 0,1,0, 1,1,0
12965 };
12966
12967 unsigned short locboxelements[6*2*3] =
12968 {
12969          0, 1, 2, 0, 2, 3,
12970          4, 5, 6, 4, 6, 7,
12971          8, 9,10, 8,10,11,
12972         12,13,14, 12,14,15,
12973         16,17,18, 16,18,19,
12974         20,21,22, 20,22,23
12975 };
12976
12977 void R_DrawLoc_Callback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
12978 {
12979         int i, j;
12980         cl_locnode_t *loc = (cl_locnode_t *)ent;
12981         vec3_t mins, size;
12982         float vertex3f[6*4*3];
12983         CHECKGLERROR
12984         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
12985         GL_DepthMask(false);
12986         GL_DepthRange(0, 1);
12987         GL_PolygonOffset(r_refdef.polygonfactor, r_refdef.polygonoffset);
12988         GL_DepthTest(true);
12989         GL_CullFace(GL_NONE);
12990         R_EntityMatrix(&identitymatrix);
12991
12992 //      R_Mesh_ResetTextureState();
12993
12994         i = surfacelist[0];
12995         GL_Color(((i & 0x0007) >> 0) * (1.0f / 7.0f) * r_refdef.view.colorscale,
12996                          ((i & 0x0038) >> 3) * (1.0f / 7.0f) * r_refdef.view.colorscale,
12997                          ((i & 0x01C0) >> 6) * (1.0f / 7.0f) * r_refdef.view.colorscale,
12998                         surfacelist[0] < 0 ? 0.5f : 0.125f);
12999
13000         if (VectorCompare(loc->mins, loc->maxs))
13001         {
13002                 VectorSet(size, 2, 2, 2);
13003                 VectorMA(loc->mins, -0.5f, size, mins);
13004         }
13005         else
13006         {
13007                 VectorCopy(loc->mins, mins);
13008                 VectorSubtract(loc->maxs, loc->mins, size);
13009         }
13010
13011         for (i = 0;i < 6*4*3;)
13012                 for (j = 0;j < 3;j++, i++)
13013                         vertex3f[i] = mins[j] + size[j] * locboxvertex3f[i];
13014
13015         R_Mesh_PrepareVertices_Generic_Arrays(6*4, vertex3f, NULL, NULL);
13016         R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
13017         R_Mesh_Draw(0, 6*4, 0, 6*2, NULL, NULL, 0, locboxelements, NULL, 0);
13018 }
13019
13020 void R_DrawLocs(void)
13021 {
13022         int index;
13023         cl_locnode_t *loc, *nearestloc;
13024         vec3_t center;
13025         nearestloc = CL_Locs_FindNearest(cl.movement_origin);
13026         for (loc = cl.locnodes, index = 0;loc;loc = loc->next, index++)
13027         {
13028                 VectorLerp(loc->mins, 0.5f, loc->maxs, center);
13029                 R_MeshQueue_AddTransparent(center, R_DrawLoc_Callback, (entity_render_t *)loc, loc == nearestloc ? -1 : index, NULL);
13030         }
13031 }
13032
13033 void R_DecalSystem_Reset(decalsystem_t *decalsystem)
13034 {
13035         if (decalsystem->decals)
13036                 Mem_Free(decalsystem->decals);
13037         memset(decalsystem, 0, sizeof(*decalsystem));
13038 }
13039
13040 static void R_DecalSystem_SpawnTriangle(decalsystem_t *decalsystem, const float *v0, const float *v1, const float *v2, const float *t0, const float *t1, const float *t2, const float *c0, const float *c1, const float *c2, int triangleindex, int surfaceindex, int decalsequence)
13041 {
13042         tridecal_t *decal;
13043         tridecal_t *decals;
13044         int i;
13045
13046         // expand or initialize the system
13047         if (decalsystem->maxdecals <= decalsystem->numdecals)
13048         {
13049                 decalsystem_t old = *decalsystem;
13050                 qboolean useshortelements;
13051                 decalsystem->maxdecals = max(16, decalsystem->maxdecals * 2);
13052                 useshortelements = decalsystem->maxdecals * 3 <= 65536;
13053                 decalsystem->decals = (tridecal_t *)Mem_Alloc(cls.levelmempool, decalsystem->maxdecals * (sizeof(tridecal_t) + sizeof(float[3][3]) + sizeof(float[3][2]) + sizeof(float[3][4]) + sizeof(int[3]) + (useshortelements ? sizeof(unsigned short[3]) : 0)));
13054                 decalsystem->color4f = (float *)(decalsystem->decals + decalsystem->maxdecals);
13055                 decalsystem->texcoord2f = (float *)(decalsystem->color4f + decalsystem->maxdecals*12);
13056                 decalsystem->vertex3f = (float *)(decalsystem->texcoord2f + decalsystem->maxdecals*6);
13057                 decalsystem->element3i = (int *)(decalsystem->vertex3f + decalsystem->maxdecals*9);
13058                 decalsystem->element3s = (useshortelements ? ((unsigned short *)(decalsystem->element3i + decalsystem->maxdecals*3)) : NULL);
13059                 if (decalsystem->numdecals)
13060                         memcpy(decalsystem->decals, old.decals, decalsystem->numdecals * sizeof(tridecal_t));
13061                 if (old.decals)
13062                         Mem_Free(old.decals);
13063                 for (i = 0;i < decalsystem->maxdecals*3;i++)
13064                         decalsystem->element3i[i] = i;
13065                 if (useshortelements)
13066                         for (i = 0;i < decalsystem->maxdecals*3;i++)
13067                                 decalsystem->element3s[i] = i;
13068         }
13069
13070         // grab a decal and search for another free slot for the next one
13071         decals = decalsystem->decals;
13072         decal = decalsystem->decals + (i = decalsystem->freedecal++);
13073         for (i = decalsystem->freedecal;i < decalsystem->numdecals && decals[i].color4ub[0][3];i++)
13074                 ;
13075         decalsystem->freedecal = i;
13076         if (decalsystem->numdecals <= i)
13077                 decalsystem->numdecals = i + 1;
13078
13079         // initialize the decal
13080         decal->lived = 0;
13081         decal->triangleindex = triangleindex;
13082         decal->surfaceindex = surfaceindex;
13083         decal->decalsequence = decalsequence;
13084         decal->color4ub[0][0] = (unsigned char)(c0[0]*255.0f);
13085         decal->color4ub[0][1] = (unsigned char)(c0[1]*255.0f);
13086         decal->color4ub[0][2] = (unsigned char)(c0[2]*255.0f);
13087         decal->color4ub[0][3] = 255;
13088         decal->color4ub[1][0] = (unsigned char)(c1[0]*255.0f);
13089         decal->color4ub[1][1] = (unsigned char)(c1[1]*255.0f);
13090         decal->color4ub[1][2] = (unsigned char)(c1[2]*255.0f);
13091         decal->color4ub[1][3] = 255;
13092         decal->color4ub[2][0] = (unsigned char)(c2[0]*255.0f);
13093         decal->color4ub[2][1] = (unsigned char)(c2[1]*255.0f);
13094         decal->color4ub[2][2] = (unsigned char)(c2[2]*255.0f);
13095         decal->color4ub[2][3] = 255;
13096         decal->vertex3f[0][0] = v0[0];
13097         decal->vertex3f[0][1] = v0[1];
13098         decal->vertex3f[0][2] = v0[2];
13099         decal->vertex3f[1][0] = v1[0];
13100         decal->vertex3f[1][1] = v1[1];
13101         decal->vertex3f[1][2] = v1[2];
13102         decal->vertex3f[2][0] = v2[0];
13103         decal->vertex3f[2][1] = v2[1];
13104         decal->vertex3f[2][2] = v2[2];
13105         decal->texcoord2f[0][0] = t0[0];
13106         decal->texcoord2f[0][1] = t0[1];
13107         decal->texcoord2f[1][0] = t1[0];
13108         decal->texcoord2f[1][1] = t1[1];
13109         decal->texcoord2f[2][0] = t2[0];
13110         decal->texcoord2f[2][1] = t2[1];
13111 }
13112
13113 extern cvar_t cl_decals_bias;
13114 extern cvar_t cl_decals_models;
13115 extern cvar_t cl_decals_newsystem_intensitymultiplier;
13116 // baseparms, parms, temps
13117 static void R_DecalSystem_SplatTriangle(decalsystem_t *decalsystem, float r, float g, float b, float a, float s1, float t1, float s2, float t2, int decalsequence, qboolean dynamic, float (*planes)[4], matrix4x4_t *projection, int triangleindex, int surfaceindex)
13118 {
13119         int cornerindex;
13120         int index;
13121         float v[9][3];
13122         const float *vertex3f;
13123         int numpoints;
13124         float points[2][9][3];
13125         float temp[3];
13126         float tc[9][2];
13127         float f;
13128         float c[9][4];
13129         const int *e;
13130
13131         e = rsurface.modelelement3i + 3*triangleindex;
13132
13133         vertex3f = rsurface.modelvertex3f;
13134
13135         for (cornerindex = 0;cornerindex < 3;cornerindex++)
13136         {
13137                 index = 3*e[cornerindex];
13138                 VectorCopy(vertex3f + index, v[cornerindex]);
13139         }
13140         // cull backfaces
13141         //TriangleNormal(v[0], v[1], v[2], normal);
13142         //if (DotProduct(normal, localnormal) < 0.0f)
13143         //      continue;
13144         // clip by each of the box planes formed from the projection matrix
13145         // if anything survives, we emit the decal
13146         numpoints = PolygonF_Clip(3        , v[0]        , planes[0][0], planes[0][1], planes[0][2], planes[0][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[1][0]);
13147         if (numpoints < 3)
13148                 return;
13149         numpoints = PolygonF_Clip(numpoints, points[1][0], planes[1][0], planes[1][1], planes[1][2], planes[1][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[0][0]);
13150         if (numpoints < 3)
13151                 return;
13152         numpoints = PolygonF_Clip(numpoints, points[0][0], planes[2][0], planes[2][1], planes[2][2], planes[2][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[1][0]);
13153         if (numpoints < 3)
13154                 return;
13155         numpoints = PolygonF_Clip(numpoints, points[1][0], planes[3][0], planes[3][1], planes[3][2], planes[3][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[0][0]);
13156         if (numpoints < 3)
13157                 return;
13158         numpoints = PolygonF_Clip(numpoints, points[0][0], planes[4][0], planes[4][1], planes[4][2], planes[4][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[1][0]);
13159         if (numpoints < 3)
13160                 return;
13161         numpoints = PolygonF_Clip(numpoints, points[1][0], planes[5][0], planes[5][1], planes[5][2], planes[5][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), v[0]);
13162         if (numpoints < 3)
13163                 return;
13164         // some part of the triangle survived, so we have to accept it...
13165         if (dynamic)
13166         {
13167                 // dynamic always uses the original triangle
13168                 numpoints = 3;
13169                 for (cornerindex = 0;cornerindex < 3;cornerindex++)
13170                 {
13171                         index = 3*e[cornerindex];
13172                         VectorCopy(vertex3f + index, v[cornerindex]);
13173                 }
13174         }
13175         for (cornerindex = 0;cornerindex < numpoints;cornerindex++)
13176         {
13177                 // convert vertex positions to texcoords
13178                 Matrix4x4_Transform(projection, v[cornerindex], temp);
13179                 tc[cornerindex][0] = (temp[1]+1.0f)*0.5f * (s2-s1) + s1;
13180                 tc[cornerindex][1] = (temp[2]+1.0f)*0.5f * (t2-t1) + t1;
13181                 // calculate distance fade from the projection origin
13182                 f = a * (1.0f-fabs(temp[0])) * cl_decals_newsystem_intensitymultiplier.value;
13183                 f = bound(0.0f, f, 1.0f);
13184                 c[cornerindex][0] = r * f;
13185                 c[cornerindex][1] = g * f;
13186                 c[cornerindex][2] = b * f;
13187                 c[cornerindex][3] = 1.0f;
13188                 //VectorMA(v[cornerindex], cl_decals_bias.value, localnormal, v[cornerindex]);
13189         }
13190         if (dynamic)
13191                 R_DecalSystem_SpawnTriangle(decalsystem, v[0], v[1], v[2], tc[0], tc[1], tc[2], c[0], c[1], c[2], triangleindex, surfaceindex, decalsequence);
13192         else
13193                 for (cornerindex = 0;cornerindex < numpoints-2;cornerindex++)
13194                         R_DecalSystem_SpawnTriangle(decalsystem, v[0], v[cornerindex+1], v[cornerindex+2], tc[0], tc[cornerindex+1], tc[cornerindex+2], c[0], c[cornerindex+1], c[cornerindex+2], -1, surfaceindex, decalsequence);
13195 }
13196 static void R_DecalSystem_SplatEntity(entity_render_t *ent, const vec3_t worldorigin, const vec3_t worldnormal, float r, float g, float b, float a, float s1, float t1, float s2, float t2, float worldsize, int decalsequence)
13197 {
13198         matrix4x4_t projection;
13199         decalsystem_t *decalsystem;
13200         qboolean dynamic;
13201         dp_model_t *model;
13202         const msurface_t *surface;
13203         const msurface_t *surfaces;
13204         const int *surfacelist;
13205         const texture_t *texture;
13206         int numtriangles;
13207         int numsurfacelist;
13208         int surfacelistindex;
13209         int surfaceindex;
13210         int triangleindex;
13211         float localorigin[3];
13212         float localnormal[3];
13213         float localmins[3];
13214         float localmaxs[3];
13215         float localsize;
13216         //float normal[3];
13217         float planes[6][4];
13218         float angles[3];
13219         bih_t *bih;
13220         int bih_triangles_count;
13221         int bih_triangles[256];
13222         int bih_surfaces[256];
13223
13224         decalsystem = &ent->decalsystem;
13225         model = ent->model;
13226         if (!model || !ent->allowdecals || ent->alpha < 1 || (ent->flags & (RENDER_ADDITIVE | RENDER_NODEPTHTEST)))
13227         {
13228                 R_DecalSystem_Reset(&ent->decalsystem);
13229                 return;
13230         }
13231
13232         if (!model->brush.data_leafs && !cl_decals_models.integer)
13233         {
13234                 if (decalsystem->model)
13235                         R_DecalSystem_Reset(decalsystem);
13236                 return;
13237         }
13238
13239         if (decalsystem->model != model)
13240                 R_DecalSystem_Reset(decalsystem);
13241         decalsystem->model = model;
13242
13243         RSurf_ActiveModelEntity(ent, false, false, false);
13244
13245         Matrix4x4_Transform(&rsurface.inversematrix, worldorigin, localorigin);
13246         Matrix4x4_Transform3x3(&rsurface.inversematrix, worldnormal, localnormal);
13247         VectorNormalize(localnormal);
13248         localsize = worldsize*rsurface.inversematrixscale;
13249         localmins[0] = localorigin[0] - localsize;
13250         localmins[1] = localorigin[1] - localsize;
13251         localmins[2] = localorigin[2] - localsize;
13252         localmaxs[0] = localorigin[0] + localsize;
13253         localmaxs[1] = localorigin[1] + localsize;
13254         localmaxs[2] = localorigin[2] + localsize;
13255
13256         //VectorCopy(localnormal, planes[4]);
13257         //VectorVectors(planes[4], planes[2], planes[0]);
13258         AnglesFromVectors(angles, localnormal, NULL, false);
13259         AngleVectors(angles, planes[0], planes[2], planes[4]);
13260         VectorNegate(planes[0], planes[1]);
13261         VectorNegate(planes[2], planes[3]);
13262         VectorNegate(planes[4], planes[5]);
13263         planes[0][3] = DotProduct(planes[0], localorigin) - localsize;
13264         planes[1][3] = DotProduct(planes[1], localorigin) - localsize;
13265         planes[2][3] = DotProduct(planes[2], localorigin) - localsize;
13266         planes[3][3] = DotProduct(planes[3], localorigin) - localsize;
13267         planes[4][3] = DotProduct(planes[4], localorigin) - localsize;
13268         planes[5][3] = DotProduct(planes[5], localorigin) - localsize;
13269
13270 #if 1
13271 // works
13272 {
13273         matrix4x4_t forwardprojection;
13274         Matrix4x4_CreateFromQuakeEntity(&forwardprojection, localorigin[0], localorigin[1], localorigin[2], angles[0], angles[1], angles[2], localsize);
13275         Matrix4x4_Invert_Simple(&projection, &forwardprojection);
13276 }
13277 #else
13278 // broken
13279 {
13280         float projectionvector[4][3];
13281         VectorScale(planes[0], ilocalsize, projectionvector[0]);
13282         VectorScale(planes[2], ilocalsize, projectionvector[1]);
13283         VectorScale(planes[4], ilocalsize, projectionvector[2]);
13284         projectionvector[0][0] = planes[0][0] * ilocalsize;
13285         projectionvector[0][1] = planes[1][0] * ilocalsize;
13286         projectionvector[0][2] = planes[2][0] * ilocalsize;
13287         projectionvector[1][0] = planes[0][1] * ilocalsize;
13288         projectionvector[1][1] = planes[1][1] * ilocalsize;
13289         projectionvector[1][2] = planes[2][1] * ilocalsize;
13290         projectionvector[2][0] = planes[0][2] * ilocalsize;
13291         projectionvector[2][1] = planes[1][2] * ilocalsize;
13292         projectionvector[2][2] = planes[2][2] * ilocalsize;
13293         projectionvector[3][0] = -(localorigin[0]*projectionvector[0][0]+localorigin[1]*projectionvector[1][0]+localorigin[2]*projectionvector[2][0]);
13294         projectionvector[3][1] = -(localorigin[0]*projectionvector[0][1]+localorigin[1]*projectionvector[1][1]+localorigin[2]*projectionvector[2][1]);
13295         projectionvector[3][2] = -(localorigin[0]*projectionvector[0][2]+localorigin[1]*projectionvector[1][2]+localorigin[2]*projectionvector[2][2]);
13296         Matrix4x4_FromVectors(&projection, projectionvector[0], projectionvector[1], projectionvector[2], projectionvector[3]);
13297 }
13298 #endif
13299
13300         dynamic = model->surfmesh.isanimated;
13301         numsurfacelist = model->nummodelsurfaces;
13302         surfacelist = model->sortedmodelsurfaces;
13303         surfaces = model->data_surfaces;
13304
13305         bih = NULL;
13306         bih_triangles_count = -1;
13307         if(!dynamic)
13308         {
13309                 if(model->render_bih.numleafs)
13310                         bih = &model->render_bih;
13311                 else if(model->collision_bih.numleafs)
13312                         bih = &model->collision_bih;
13313         }
13314         if(bih)
13315                 bih_triangles_count = BIH_GetTriangleListForBox(bih, sizeof(bih_triangles) / sizeof(*bih_triangles), bih_triangles, bih_surfaces, localmins, localmaxs);
13316         if(bih_triangles_count == 0)
13317                 return;
13318         if(bih_triangles_count > (int) (sizeof(bih_triangles) / sizeof(*bih_triangles))) // hit too many, likely bad anyway
13319                 return;
13320         if(bih_triangles_count > 0)
13321         {
13322                 for (triangleindex = 0; triangleindex < bih_triangles_count; ++triangleindex)
13323                 {
13324                         surfaceindex = bih_surfaces[triangleindex];
13325                         surface = surfaces + surfaceindex;
13326                         texture = surface->texture;
13327                         if (texture->currentmaterialflags & (MATERIALFLAG_BLENDED | MATERIALFLAG_NODEPTHTEST | MATERIALFLAG_SKY | MATERIALFLAG_SHORTDEPTHRANGE | MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION))
13328                                 continue;
13329                         if (texture->surfaceflags & Q3SURFACEFLAG_NOMARKS)
13330                                 continue;
13331                         R_DecalSystem_SplatTriangle(decalsystem, r, g, b, a, s1, t1, s2, t2, decalsequence, dynamic, planes, &projection, bih_triangles[triangleindex], surfaceindex);
13332                 }
13333         }
13334         else
13335         {
13336                 for (surfacelistindex = 0;surfacelistindex < numsurfacelist;surfacelistindex++)
13337                 {
13338                         surfaceindex = surfacelist[surfacelistindex];
13339                         surface = surfaces + surfaceindex;
13340                         // check cull box first because it rejects more than any other check
13341                         if (!dynamic && !BoxesOverlap(surface->mins, surface->maxs, localmins, localmaxs))
13342                                 continue;
13343                         // skip transparent surfaces
13344                         texture = surface->texture;
13345                         if (texture->currentmaterialflags & (MATERIALFLAG_BLENDED | MATERIALFLAG_NODEPTHTEST | MATERIALFLAG_SKY | MATERIALFLAG_SHORTDEPTHRANGE | MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION))
13346                                 continue;
13347                         if (texture->surfaceflags & Q3SURFACEFLAG_NOMARKS)
13348                                 continue;
13349                         numtriangles = surface->num_triangles;
13350                         for (triangleindex = 0; triangleindex < numtriangles; triangleindex++)
13351                                 R_DecalSystem_SplatTriangle(decalsystem, r, g, b, a, s1, t1, s2, t2, decalsequence, dynamic, planes, &projection, triangleindex + surface->num_firsttriangle, surfaceindex);
13352                 }
13353         }
13354 }
13355
13356 // do not call this outside of rendering code - use R_DecalSystem_SplatEntities instead
13357 static void R_DecalSystem_ApplySplatEntities(const vec3_t worldorigin, const vec3_t worldnormal, float r, float g, float b, float a, float s1, float t1, float s2, float t2, float worldsize, int decalsequence)
13358 {
13359         int renderentityindex;
13360         float worldmins[3];
13361         float worldmaxs[3];
13362         entity_render_t *ent;
13363
13364         if (!cl_decals_newsystem.integer)
13365                 return;
13366
13367         worldmins[0] = worldorigin[0] - worldsize;
13368         worldmins[1] = worldorigin[1] - worldsize;
13369         worldmins[2] = worldorigin[2] - worldsize;
13370         worldmaxs[0] = worldorigin[0] + worldsize;
13371         worldmaxs[1] = worldorigin[1] + worldsize;
13372         worldmaxs[2] = worldorigin[2] + worldsize;
13373
13374         R_DecalSystem_SplatEntity(r_refdef.scene.worldentity, worldorigin, worldnormal, r, g, b, a, s1, t1, s2, t2, worldsize, decalsequence);
13375
13376         for (renderentityindex = 0;renderentityindex < r_refdef.scene.numentities;renderentityindex++)
13377         {
13378                 ent = r_refdef.scene.entities[renderentityindex];
13379                 if (!BoxesOverlap(ent->mins, ent->maxs, worldmins, worldmaxs))
13380                         continue;
13381
13382                 R_DecalSystem_SplatEntity(ent, worldorigin, worldnormal, r, g, b, a, s1, t1, s2, t2, worldsize, decalsequence);
13383         }
13384 }
13385
13386 typedef struct r_decalsystem_splatqueue_s
13387 {
13388         vec3_t worldorigin;
13389         vec3_t worldnormal;
13390         float color[4];
13391         float tcrange[4];
13392         float worldsize;
13393         int decalsequence;
13394 }
13395 r_decalsystem_splatqueue_t;
13396
13397 int r_decalsystem_numqueued = 0;
13398 r_decalsystem_splatqueue_t r_decalsystem_queue[MAX_DECALSYSTEM_QUEUE];
13399
13400 void R_DecalSystem_SplatEntities(const vec3_t worldorigin, const vec3_t worldnormal, float r, float g, float b, float a, float s1, float t1, float s2, float t2, float worldsize)
13401 {
13402         r_decalsystem_splatqueue_t *queue;
13403
13404         if (!cl_decals_newsystem.integer || r_decalsystem_numqueued == MAX_DECALSYSTEM_QUEUE)
13405                 return;
13406
13407         queue = &r_decalsystem_queue[r_decalsystem_numqueued++];
13408         VectorCopy(worldorigin, queue->worldorigin);
13409         VectorCopy(worldnormal, queue->worldnormal);
13410         Vector4Set(queue->color, r, g, b, a);
13411         Vector4Set(queue->tcrange, s1, t1, s2, t2);
13412         queue->worldsize = worldsize;
13413         queue->decalsequence = cl.decalsequence++;
13414 }
13415
13416 static void R_DecalSystem_ApplySplatEntitiesQueue(void)
13417 {
13418         int i;
13419         r_decalsystem_splatqueue_t *queue;
13420
13421         for (i = 0, queue = r_decalsystem_queue;i < r_decalsystem_numqueued;i++, queue++)
13422                 R_DecalSystem_ApplySplatEntities(queue->worldorigin, queue->worldnormal, queue->color[0], queue->color[1], queue->color[2], queue->color[3], queue->tcrange[0], queue->tcrange[1], queue->tcrange[2], queue->tcrange[3], queue->worldsize, queue->decalsequence);
13423         r_decalsystem_numqueued = 0;
13424 }
13425
13426 extern cvar_t cl_decals_max;
13427 static void R_DrawModelDecals_FadeEntity(entity_render_t *ent)
13428 {
13429         int i;
13430         decalsystem_t *decalsystem = &ent->decalsystem;
13431         int numdecals;
13432         int killsequence;
13433         tridecal_t *decal;
13434         float frametime;
13435         float lifetime;
13436
13437         if (!decalsystem->numdecals)
13438                 return;
13439
13440         if (r_showsurfaces.integer)
13441                 return;
13442
13443         if (ent->model != decalsystem->model || ent->alpha < 1 || (ent->flags & RENDER_ADDITIVE))
13444         {
13445                 R_DecalSystem_Reset(decalsystem);
13446                 return;
13447         }
13448
13449         killsequence = cl.decalsequence - max(1, cl_decals_max.integer);
13450         lifetime = cl_decals_time.value + cl_decals_fadetime.value;
13451
13452         if (decalsystem->lastupdatetime)
13453                 frametime = (cl.time - decalsystem->lastupdatetime);
13454         else
13455                 frametime = 0;
13456         decalsystem->lastupdatetime = cl.time;
13457         decal = decalsystem->decals;
13458         numdecals = decalsystem->numdecals;
13459
13460         for (i = 0, decal = decalsystem->decals;i < numdecals;i++, decal++)
13461         {
13462                 if (decal->color4ub[0][3])
13463                 {
13464                         decal->lived += frametime;
13465                         if (killsequence - decal->decalsequence > 0 || decal->lived >= lifetime)
13466                         {
13467                                 memset(decal, 0, sizeof(*decal));
13468                                 if (decalsystem->freedecal > i)
13469                                         decalsystem->freedecal = i;
13470                         }
13471                 }
13472         }
13473         decal = decalsystem->decals;
13474         while (numdecals > 0 && !decal[numdecals-1].color4ub[0][3])
13475                 numdecals--;
13476
13477         // collapse the array by shuffling the tail decals into the gaps
13478         for (;;)
13479         {
13480                 while (decalsystem->freedecal < numdecals && decal[decalsystem->freedecal].color4ub[0][3])
13481                         decalsystem->freedecal++;
13482                 if (decalsystem->freedecal == numdecals)
13483                         break;
13484                 decal[decalsystem->freedecal] = decal[--numdecals];
13485         }
13486
13487         decalsystem->numdecals = numdecals;
13488
13489         if (numdecals <= 0)
13490         {
13491                 // if there are no decals left, reset decalsystem
13492                 R_DecalSystem_Reset(decalsystem);
13493         }
13494 }
13495
13496 extern skinframe_t *decalskinframe;
13497 static void R_DrawModelDecals_Entity(entity_render_t *ent)
13498 {
13499         int i;
13500         decalsystem_t *decalsystem = &ent->decalsystem;
13501         int numdecals;
13502         tridecal_t *decal;
13503         float faderate;
13504         float alpha;
13505         float *v3f;
13506         float *c4f;
13507         float *t2f;
13508         const int *e;
13509         const unsigned char *surfacevisible = ent == r_refdef.scene.worldentity ? r_refdef.viewcache.world_surfacevisible : NULL;
13510         int numtris = 0;
13511
13512         numdecals = decalsystem->numdecals;
13513         if (!numdecals)
13514                 return;
13515
13516         if (r_showsurfaces.integer)
13517                 return;
13518
13519         if (ent->model != decalsystem->model || ent->alpha < 1 || (ent->flags & RENDER_ADDITIVE))
13520         {
13521                 R_DecalSystem_Reset(decalsystem);
13522                 return;
13523         }
13524
13525         // if the model is static it doesn't matter what value we give for
13526         // wantnormals and wanttangents, so this logic uses only rules applicable
13527         // to a model, knowing that they are meaningless otherwise
13528         if (ent == r_refdef.scene.worldentity)
13529                 RSurf_ActiveWorldEntity();
13530         else
13531                 RSurf_ActiveModelEntity(ent, false, false, false);
13532
13533         decalsystem->lastupdatetime = cl.time;
13534         decal = decalsystem->decals;
13535
13536         faderate = 1.0f / max(0.001f, cl_decals_fadetime.value);
13537
13538         // update vertex positions for animated models
13539         v3f = decalsystem->vertex3f;
13540         c4f = decalsystem->color4f;
13541         t2f = decalsystem->texcoord2f;
13542         for (i = 0, decal = decalsystem->decals;i < numdecals;i++, decal++)
13543         {
13544                 if (!decal->color4ub[0][3])
13545                         continue;
13546
13547                 if (surfacevisible && !surfacevisible[decal->surfaceindex])
13548                         continue;
13549
13550                 // update color values for fading decals
13551                 if (decal->lived >= cl_decals_time.value)
13552                 {
13553                         alpha = 1 - faderate * (decal->lived - cl_decals_time.value);
13554                         alpha *= (1.0f/255.0f);
13555                 }
13556                 else
13557                         alpha = 1.0f/255.0f;
13558
13559                 c4f[ 0] = decal->color4ub[0][0] * alpha;
13560                 c4f[ 1] = decal->color4ub[0][1] * alpha;
13561                 c4f[ 2] = decal->color4ub[0][2] * alpha;
13562                 c4f[ 3] = 1;
13563                 c4f[ 4] = decal->color4ub[1][0] * alpha;
13564                 c4f[ 5] = decal->color4ub[1][1] * alpha;
13565                 c4f[ 6] = decal->color4ub[1][2] * alpha;
13566                 c4f[ 7] = 1;
13567                 c4f[ 8] = decal->color4ub[2][0] * alpha;
13568                 c4f[ 9] = decal->color4ub[2][1] * alpha;
13569                 c4f[10] = decal->color4ub[2][2] * alpha;
13570                 c4f[11] = 1;
13571
13572                 t2f[0] = decal->texcoord2f[0][0];
13573                 t2f[1] = decal->texcoord2f[0][1];
13574                 t2f[2] = decal->texcoord2f[1][0];
13575                 t2f[3] = decal->texcoord2f[1][1];
13576                 t2f[4] = decal->texcoord2f[2][0];
13577                 t2f[5] = decal->texcoord2f[2][1];
13578
13579                 // update vertex positions for animated models
13580                 if (decal->triangleindex >= 0 && decal->triangleindex < rsurface.modelnumtriangles)
13581                 {
13582                         e = rsurface.modelelement3i + 3*decal->triangleindex;
13583                         VectorCopy(rsurface.modelvertex3f + 3*e[0], v3f);
13584                         VectorCopy(rsurface.modelvertex3f + 3*e[1], v3f + 3);
13585                         VectorCopy(rsurface.modelvertex3f + 3*e[2], v3f + 6);
13586                 }
13587                 else
13588                 {
13589                         VectorCopy(decal->vertex3f[0], v3f);
13590                         VectorCopy(decal->vertex3f[1], v3f + 3);
13591                         VectorCopy(decal->vertex3f[2], v3f + 6);
13592                 }
13593
13594                 if (r_refdef.fogenabled)
13595                 {
13596                         alpha = RSurf_FogVertex(v3f);
13597                         VectorScale(c4f, alpha, c4f);
13598                         alpha = RSurf_FogVertex(v3f + 3);
13599                         VectorScale(c4f + 4, alpha, c4f + 4);
13600                         alpha = RSurf_FogVertex(v3f + 6);
13601                         VectorScale(c4f + 8, alpha, c4f + 8);
13602                 }
13603
13604                 v3f += 9;
13605                 c4f += 12;
13606                 t2f += 6;
13607                 numtris++;
13608         }
13609
13610         if (numtris > 0)
13611         {
13612                 r_refdef.stats.drawndecals += numtris;
13613
13614                 // now render the decals all at once
13615                 // (this assumes they all use one particle font texture!)
13616                 RSurf_ActiveCustomEntity(&rsurface.matrix, &rsurface.inversematrix, rsurface.ent_flags, rsurface.ent_shadertime, 1, 1, 1, 1, numdecals*3, decalsystem->vertex3f, decalsystem->texcoord2f, NULL, NULL, NULL, decalsystem->color4f, numtris, decalsystem->element3i, decalsystem->element3s, false, false);
13617 //              R_Mesh_ResetTextureState();
13618                 R_Mesh_PrepareVertices_Generic_Arrays(numtris * 3, decalsystem->vertex3f, decalsystem->color4f, decalsystem->texcoord2f);
13619                 GL_DepthMask(false);
13620                 GL_DepthRange(0, 1);
13621                 GL_PolygonOffset(rsurface.basepolygonfactor + r_polygonoffset_decals_factor.value, rsurface.basepolygonoffset + r_polygonoffset_decals_offset.value);
13622                 GL_DepthTest(true);
13623                 GL_CullFace(GL_NONE);
13624                 GL_BlendFunc(GL_ZERO, GL_ONE_MINUS_SRC_COLOR);
13625                 R_SetupShader_Generic(decalskinframe->base, NULL, GL_MODULATE, 1);
13626                 R_Mesh_Draw(0, numtris * 3, 0, numtris, decalsystem->element3i, NULL, 0, decalsystem->element3s, NULL, 0);
13627         }
13628 }
13629
13630 static void R_DrawModelDecals(void)
13631 {
13632         int i, numdecals;
13633
13634         // fade faster when there are too many decals
13635         numdecals = r_refdef.scene.worldentity->decalsystem.numdecals;
13636         for (i = 0;i < r_refdef.scene.numentities;i++)
13637                 numdecals += r_refdef.scene.entities[i]->decalsystem.numdecals;
13638
13639         R_DrawModelDecals_FadeEntity(r_refdef.scene.worldentity);
13640         for (i = 0;i < r_refdef.scene.numentities;i++)
13641                 if (r_refdef.scene.entities[i]->decalsystem.numdecals)
13642                         R_DrawModelDecals_FadeEntity(r_refdef.scene.entities[i]);
13643
13644         R_DecalSystem_ApplySplatEntitiesQueue();
13645
13646         numdecals = r_refdef.scene.worldentity->decalsystem.numdecals;
13647         for (i = 0;i < r_refdef.scene.numentities;i++)
13648                 numdecals += r_refdef.scene.entities[i]->decalsystem.numdecals;
13649
13650         r_refdef.stats.totaldecals += numdecals;
13651
13652         if (r_showsurfaces.integer)
13653                 return;
13654
13655         R_DrawModelDecals_Entity(r_refdef.scene.worldentity);
13656
13657         for (i = 0;i < r_refdef.scene.numentities;i++)
13658         {
13659                 if (!r_refdef.viewcache.entityvisible[i])
13660                         continue;
13661                 if (r_refdef.scene.entities[i]->decalsystem.numdecals)
13662                         R_DrawModelDecals_Entity(r_refdef.scene.entities[i]);
13663         }
13664 }
13665
13666 extern cvar_t mod_collision_bih;
13667 void R_DrawDebugModel(void)
13668 {
13669         entity_render_t *ent = rsurface.entity;
13670         int i, j, k, l, flagsmask;
13671         const msurface_t *surface;
13672         dp_model_t *model = ent->model;
13673         vec3_t v;
13674
13675         switch(vid.renderpath)
13676         {
13677         case RENDERPATH_GL11:
13678         case RENDERPATH_GL13:
13679         case RENDERPATH_GL20:
13680                 break;
13681         case RENDERPATH_D3D9:
13682                 //Con_DPrintf("FIXME D3D9 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
13683                 return;
13684         case RENDERPATH_D3D10:
13685                 Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
13686                 return;
13687         case RENDERPATH_D3D11:
13688                 Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
13689                 return;
13690         case RENDERPATH_SOFT:
13691                 //Con_DPrintf("FIXME SOFT %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
13692                 return;
13693         case RENDERPATH_GLES2:
13694                 //Con_DPrintf("FIXME GLES2 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
13695                 return;
13696         }
13697
13698         flagsmask = MATERIALFLAG_SKY | MATERIALFLAG_WALL;
13699
13700 //      R_Mesh_ResetTextureState();
13701         R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
13702         GL_DepthRange(0, 1);
13703         GL_DepthTest(!r_showdisabledepthtest.integer);
13704         GL_DepthMask(false);
13705         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
13706
13707         if (r_showcollisionbrushes.value > 0 && model->collision_bih.numleafs)
13708         {
13709                 int triangleindex;
13710                 int bihleafindex;
13711                 qboolean cullbox = ent == r_refdef.scene.worldentity;
13712                 const q3mbrush_t *brush;
13713                 const bih_t *bih = &model->collision_bih;
13714                 const bih_leaf_t *bihleaf;
13715                 float vertex3f[3][3];
13716                 GL_PolygonOffset(r_refdef.polygonfactor + r_showcollisionbrushes_polygonfactor.value, r_refdef.polygonoffset + r_showcollisionbrushes_polygonoffset.value);
13717                 cullbox = false;
13718                 for (bihleafindex = 0, bihleaf = bih->leafs;bihleafindex < bih->numleafs;bihleafindex++, bihleaf++)
13719                 {
13720                         if (cullbox && R_CullBox(bihleaf->mins, bihleaf->maxs))
13721                                 continue;
13722                         switch (bihleaf->type)
13723                         {
13724                         case BIH_BRUSH:
13725                                 brush = model->brush.data_brushes + bihleaf->itemindex;
13726                                 if (brush->colbrushf && brush->colbrushf->numtriangles)
13727                                 {
13728                                         GL_Color((bihleafindex & 31) * (1.0f / 32.0f) * r_refdef.view.colorscale, ((bihleafindex >> 5) & 31) * (1.0f / 32.0f) * r_refdef.view.colorscale, ((bihleafindex >> 10) & 31) * (1.0f / 32.0f) * r_refdef.view.colorscale, r_showcollisionbrushes.value);
13729                                         R_Mesh_PrepareVertices_Generic_Arrays(brush->colbrushf->numpoints, brush->colbrushf->points->v, NULL, NULL);
13730                                         R_Mesh_Draw(0, brush->colbrushf->numpoints, 0, brush->colbrushf->numtriangles, brush->colbrushf->elements, NULL, 0, NULL, NULL, 0);
13731                                 }
13732                                 break;
13733                         case BIH_COLLISIONTRIANGLE:
13734                                 triangleindex = bihleaf->itemindex;
13735                                 VectorCopy(model->brush.data_collisionvertex3f + 3*model->brush.data_collisionelement3i[triangleindex*3+0], vertex3f[0]);
13736                                 VectorCopy(model->brush.data_collisionvertex3f + 3*model->brush.data_collisionelement3i[triangleindex*3+1], vertex3f[1]);
13737                                 VectorCopy(model->brush.data_collisionvertex3f + 3*model->brush.data_collisionelement3i[triangleindex*3+2], vertex3f[2]);
13738                                 GL_Color((bihleafindex & 31) * (1.0f / 32.0f) * r_refdef.view.colorscale, ((bihleafindex >> 5) & 31) * (1.0f / 32.0f) * r_refdef.view.colorscale, ((bihleafindex >> 10) & 31) * (1.0f / 32.0f) * r_refdef.view.colorscale, r_showcollisionbrushes.value);
13739                                 R_Mesh_PrepareVertices_Generic_Arrays(3, vertex3f[0], NULL, NULL);
13740                                 R_Mesh_Draw(0, 3, 0, 1, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
13741                                 break;
13742                         case BIH_RENDERTRIANGLE:
13743                                 triangleindex = bihleaf->itemindex;
13744                                 VectorCopy(model->surfmesh.data_vertex3f + 3*model->surfmesh.data_element3i[triangleindex*3+0], vertex3f[0]);
13745                                 VectorCopy(model->surfmesh.data_vertex3f + 3*model->surfmesh.data_element3i[triangleindex*3+1], vertex3f[1]);
13746                                 VectorCopy(model->surfmesh.data_vertex3f + 3*model->surfmesh.data_element3i[triangleindex*3+2], vertex3f[2]);
13747                                 GL_Color((bihleafindex & 31) * (1.0f / 32.0f) * r_refdef.view.colorscale, ((bihleafindex >> 5) & 31) * (1.0f / 32.0f) * r_refdef.view.colorscale, ((bihleafindex >> 10) & 31) * (1.0f / 32.0f) * r_refdef.view.colorscale, r_showcollisionbrushes.value);
13748                                 R_Mesh_PrepareVertices_Generic_Arrays(3, vertex3f[0], NULL, NULL);
13749                                 R_Mesh_Draw(0, 3, 0, 1, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
13750                                 break;
13751                         }
13752                 }
13753         }
13754
13755         GL_PolygonOffset(r_refdef.polygonfactor, r_refdef.polygonoffset);
13756
13757         if (r_showtris.integer || (r_shownormals.value != 0))
13758         {
13759                 if (r_showdisabledepthtest.integer)
13760                 {
13761                         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
13762                         GL_DepthMask(false);
13763                 }
13764                 else
13765                 {
13766                         GL_BlendFunc(GL_ONE, GL_ZERO);
13767                         GL_DepthMask(true);
13768                 }
13769                 for (i = 0, j = model->firstmodelsurface, surface = model->data_surfaces + j;i < model->nummodelsurfaces;i++, j++, surface++)
13770                 {
13771                         if (ent == r_refdef.scene.worldentity && !r_refdef.viewcache.world_surfacevisible[j])
13772                                 continue;
13773                         rsurface.texture = R_GetCurrentTexture(surface->texture);
13774                         if ((rsurface.texture->currentmaterialflags & flagsmask) && surface->num_triangles)
13775                         {
13776                                 RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_ARRAY_VECTOR | BATCHNEED_NOGAPS, 1, &surface);
13777                                 if (r_showtris.value > 0)
13778                                 {
13779                                         if (!rsurface.texture->currentlayers->depthmask)
13780                                                 GL_Color(r_refdef.view.colorscale, 0, 0, r_showtris.value);
13781                                         else if (ent == r_refdef.scene.worldentity)
13782                                                 GL_Color(r_refdef.view.colorscale, r_refdef.view.colorscale, r_refdef.view.colorscale, r_showtris.value);
13783                                         else
13784                                                 GL_Color(0, r_refdef.view.colorscale, 0, r_showtris.value);
13785                                         R_Mesh_PrepareVertices_Generic_Arrays(rsurface.batchnumvertices, rsurface.batchvertex3f, NULL, NULL);
13786                                         qglPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
13787                                         RSurf_DrawBatch();
13788                                         qglPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
13789                                         CHECKGLERROR
13790                                 }
13791                                 if (r_shownormals.value < 0)
13792                                 {
13793                                         qglBegin(GL_LINES);
13794                                         for (k = 0, l = rsurface.batchfirstvertex;k < rsurface.batchnumvertices;k++, l++)
13795                                         {
13796                                                 VectorCopy(rsurface.batchvertex3f + l * 3, v);
13797                                                 GL_Color(0, 0, r_refdef.view.colorscale, 1);
13798                                                 qglVertex3f(v[0], v[1], v[2]);
13799                                                 VectorMA(v, -r_shownormals.value, rsurface.batchnormal3f + l * 3, v);
13800                                                 GL_Color(r_refdef.view.colorscale, r_refdef.view.colorscale, r_refdef.view.colorscale, 1);
13801                                                 qglVertex3f(v[0], v[1], v[2]);
13802                                         }
13803                                         qglEnd();
13804                                         CHECKGLERROR
13805                                 }
13806                                 if (r_shownormals.value > 0 && rsurface.batchsvector3f)
13807                                 {
13808                                         qglBegin(GL_LINES);
13809                                         for (k = 0, l = rsurface.batchfirstvertex;k < rsurface.batchnumvertices;k++, l++)
13810                                         {
13811                                                 VectorCopy(rsurface.batchvertex3f + l * 3, v);
13812                                                 GL_Color(r_refdef.view.colorscale, 0, 0, 1);
13813                                                 qglVertex3f(v[0], v[1], v[2]);
13814                                                 VectorMA(v, r_shownormals.value, rsurface.batchsvector3f + l * 3, v);
13815                                                 GL_Color(r_refdef.view.colorscale, r_refdef.view.colorscale, r_refdef.view.colorscale, 1);
13816                                                 qglVertex3f(v[0], v[1], v[2]);
13817                                         }
13818                                         qglEnd();
13819                                         CHECKGLERROR
13820                                         qglBegin(GL_LINES);
13821                                         for (k = 0, l = rsurface.batchfirstvertex;k < rsurface.batchnumvertices;k++, l++)
13822                                         {
13823                                                 VectorCopy(rsurface.batchvertex3f + l * 3, v);
13824                                                 GL_Color(0, r_refdef.view.colorscale, 0, 1);
13825                                                 qglVertex3f(v[0], v[1], v[2]);
13826                                                 VectorMA(v, r_shownormals.value, rsurface.batchtvector3f + l * 3, v);
13827                                                 GL_Color(r_refdef.view.colorscale, r_refdef.view.colorscale, r_refdef.view.colorscale, 1);
13828                                                 qglVertex3f(v[0], v[1], v[2]);
13829                                         }
13830                                         qglEnd();
13831                                         CHECKGLERROR
13832                                         qglBegin(GL_LINES);
13833                                         for (k = 0, l = rsurface.batchfirstvertex;k < rsurface.batchnumvertices;k++, l++)
13834                                         {
13835                                                 VectorCopy(rsurface.batchvertex3f + l * 3, v);
13836                                                 GL_Color(0, 0, r_refdef.view.colorscale, 1);
13837                                                 qglVertex3f(v[0], v[1], v[2]);
13838                                                 VectorMA(v, r_shownormals.value, rsurface.batchnormal3f + l * 3, v);
13839                                                 GL_Color(r_refdef.view.colorscale, r_refdef.view.colorscale, r_refdef.view.colorscale, 1);
13840                                                 qglVertex3f(v[0], v[1], v[2]);
13841                                         }
13842                                         qglEnd();
13843                                         CHECKGLERROR
13844                                 }
13845                         }
13846                 }
13847                 rsurface.texture = NULL;
13848         }
13849 }
13850
13851 extern void R_BuildLightMap(const entity_render_t *ent, msurface_t *surface);
13852 int r_maxsurfacelist = 0;
13853 const msurface_t **r_surfacelist = NULL;
13854 void R_DrawWorldSurfaces(qboolean skysurfaces, qboolean writedepth, qboolean depthonly, qboolean debug, qboolean prepass)
13855 {
13856         int i, j, endj, flagsmask;
13857         dp_model_t *model = r_refdef.scene.worldmodel;
13858         msurface_t *surfaces;
13859         unsigned char *update;
13860         int numsurfacelist = 0;
13861         if (model == NULL)
13862                 return;
13863
13864         if (r_maxsurfacelist < model->num_surfaces)
13865         {
13866                 r_maxsurfacelist = model->num_surfaces;
13867                 if (r_surfacelist)
13868                         Mem_Free((msurface_t**)r_surfacelist);
13869                 r_surfacelist = (const msurface_t **) Mem_Alloc(r_main_mempool, r_maxsurfacelist * sizeof(*r_surfacelist));
13870         }
13871
13872         RSurf_ActiveWorldEntity();
13873
13874         surfaces = model->data_surfaces;
13875         update = model->brushq1.lightmapupdateflags;
13876
13877         // update light styles on this submodel
13878         if (!skysurfaces && !depthonly && !prepass && model->brushq1.num_lightstyles && r_refdef.lightmapintensity > 0)
13879         {
13880                 model_brush_lightstyleinfo_t *style;
13881                 for (i = 0, style = model->brushq1.data_lightstyleinfo;i < model->brushq1.num_lightstyles;i++, style++)
13882                 {
13883                         if (style->value != r_refdef.scene.lightstylevalue[style->style])
13884                         {
13885                                 int *list = style->surfacelist;
13886                                 style->value = r_refdef.scene.lightstylevalue[style->style];
13887                                 for (j = 0;j < style->numsurfaces;j++)
13888                                         update[list[j]] = true;
13889                         }
13890                 }
13891         }
13892
13893         flagsmask = skysurfaces ? MATERIALFLAG_SKY : MATERIALFLAG_WALL;
13894
13895         if (debug)
13896         {
13897                 R_DrawDebugModel();
13898                 rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
13899                 return;
13900         }
13901
13902         rsurface.lightmaptexture = NULL;
13903         rsurface.deluxemaptexture = NULL;
13904         rsurface.uselightmaptexture = false;
13905         rsurface.texture = NULL;
13906         rsurface.rtlight = NULL;
13907         numsurfacelist = 0;
13908         // add visible surfaces to draw list
13909         for (i = 0;i < model->nummodelsurfaces;i++)
13910         {
13911                 j = model->sortedmodelsurfaces[i];
13912                 if (r_refdef.viewcache.world_surfacevisible[j])
13913                         r_surfacelist[numsurfacelist++] = surfaces + j;
13914         }
13915         // update lightmaps if needed
13916         if (model->brushq1.firstrender)
13917         {
13918                 model->brushq1.firstrender = false;
13919                 for (j = model->firstmodelsurface, endj = model->firstmodelsurface + model->nummodelsurfaces;j < endj;j++)
13920                         if (update[j])
13921                                 R_BuildLightMap(r_refdef.scene.worldentity, surfaces + j);
13922         }
13923         else if (update)
13924         {
13925                 for (j = model->firstmodelsurface, endj = model->firstmodelsurface + model->nummodelsurfaces;j < endj;j++)
13926                         if (r_refdef.viewcache.world_surfacevisible[j])
13927                                 if (update[j])
13928                                         R_BuildLightMap(r_refdef.scene.worldentity, surfaces + j);
13929         }
13930         // don't do anything if there were no surfaces
13931         if (!numsurfacelist)
13932         {
13933                 rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
13934                 return;
13935         }
13936         R_QueueWorldSurfaceList(numsurfacelist, r_surfacelist, flagsmask, writedepth, depthonly, prepass);
13937
13938         // add to stats if desired
13939         if (r_speeds.integer && !skysurfaces && !depthonly)
13940         {
13941                 r_refdef.stats.world_surfaces += numsurfacelist;
13942                 for (j = 0;j < numsurfacelist;j++)
13943                         r_refdef.stats.world_triangles += r_surfacelist[j]->num_triangles;
13944         }
13945
13946         rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
13947 }
13948
13949 void R_DrawModelSurfaces(entity_render_t *ent, qboolean skysurfaces, qboolean writedepth, qboolean depthonly, qboolean debug, qboolean prepass)
13950 {
13951         int i, j, endj, flagsmask;
13952         dp_model_t *model = ent->model;
13953         msurface_t *surfaces;
13954         unsigned char *update;
13955         int numsurfacelist = 0;
13956         if (model == NULL)
13957                 return;
13958
13959         if (r_maxsurfacelist < model->num_surfaces)
13960         {
13961                 r_maxsurfacelist = model->num_surfaces;
13962                 if (r_surfacelist)
13963                         Mem_Free((msurface_t **)r_surfacelist);
13964                 r_surfacelist = (const msurface_t **) Mem_Alloc(r_main_mempool, r_maxsurfacelist * sizeof(*r_surfacelist));
13965         }
13966
13967         // if the model is static it doesn't matter what value we give for
13968         // wantnormals and wanttangents, so this logic uses only rules applicable
13969         // to a model, knowing that they are meaningless otherwise
13970         if (ent == r_refdef.scene.worldentity)
13971                 RSurf_ActiveWorldEntity();
13972         else if (r_showsurfaces.integer && r_showsurfaces.integer != 3)
13973                 RSurf_ActiveModelEntity(ent, false, false, false);
13974         else if (prepass)
13975                 RSurf_ActiveModelEntity(ent, true, true, true);
13976         else if (depthonly)
13977         {
13978                 switch (vid.renderpath)
13979                 {
13980                 case RENDERPATH_GL20:
13981                 case RENDERPATH_D3D9:
13982                 case RENDERPATH_D3D10:
13983                 case RENDERPATH_D3D11:
13984                 case RENDERPATH_SOFT:
13985                 case RENDERPATH_GLES2:
13986                         RSurf_ActiveModelEntity(ent, model->wantnormals, model->wanttangents, false);
13987                         break;
13988                 case RENDERPATH_GL13:
13989                 case RENDERPATH_GL11:
13990                         RSurf_ActiveModelEntity(ent, model->wantnormals, false, false);
13991                         break;
13992                 }
13993         }
13994         else
13995         {
13996                 switch (vid.renderpath)
13997                 {
13998                 case RENDERPATH_GL20:
13999                 case RENDERPATH_D3D9:
14000                 case RENDERPATH_D3D10:
14001                 case RENDERPATH_D3D11:
14002                 case RENDERPATH_SOFT:
14003                 case RENDERPATH_GLES2:
14004                         RSurf_ActiveModelEntity(ent, true, true, false);
14005                         break;
14006                 case RENDERPATH_GL13:
14007                 case RENDERPATH_GL11:
14008                         RSurf_ActiveModelEntity(ent, true, false, false);
14009                         break;
14010                 }
14011         }
14012
14013         surfaces = model->data_surfaces;
14014         update = model->brushq1.lightmapupdateflags;
14015
14016         // update light styles
14017         if (!skysurfaces && !depthonly && !prepass && model->brushq1.num_lightstyles && r_refdef.lightmapintensity > 0)
14018         {
14019                 model_brush_lightstyleinfo_t *style;
14020                 for (i = 0, style = model->brushq1.data_lightstyleinfo;i < model->brushq1.num_lightstyles;i++, style++)
14021                 {
14022                         if (style->value != r_refdef.scene.lightstylevalue[style->style])
14023                         {
14024                                 int *list = style->surfacelist;
14025                                 style->value = r_refdef.scene.lightstylevalue[style->style];
14026                                 for (j = 0;j < style->numsurfaces;j++)
14027                                         update[list[j]] = true;
14028                         }
14029                 }
14030         }
14031
14032         flagsmask = skysurfaces ? MATERIALFLAG_SKY : MATERIALFLAG_WALL;
14033
14034         if (debug)
14035         {
14036                 R_DrawDebugModel();
14037                 rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
14038                 return;
14039         }
14040
14041         rsurface.lightmaptexture = NULL;
14042         rsurface.deluxemaptexture = NULL;
14043         rsurface.uselightmaptexture = false;
14044         rsurface.texture = NULL;
14045         rsurface.rtlight = NULL;
14046         numsurfacelist = 0;
14047         // add visible surfaces to draw list
14048         for (i = 0;i < model->nummodelsurfaces;i++)
14049                 r_surfacelist[numsurfacelist++] = surfaces + model->sortedmodelsurfaces[i];
14050         // don't do anything if there were no surfaces
14051         if (!numsurfacelist)
14052         {
14053                 rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
14054                 return;
14055         }
14056         // update lightmaps if needed
14057         if (update)
14058         {
14059                 int updated = 0;
14060                 for (j = model->firstmodelsurface, endj = model->firstmodelsurface + model->nummodelsurfaces;j < endj;j++)
14061                 {
14062                         if (update[j])
14063                         {
14064                                 updated++;
14065                                 R_BuildLightMap(ent, surfaces + j);
14066                         }
14067                 }
14068         }
14069         if (update)
14070                 for (j = model->firstmodelsurface, endj = model->firstmodelsurface + model->nummodelsurfaces;j < endj;j++)
14071                         if (update[j])
14072                                 R_BuildLightMap(ent, surfaces + j);
14073         R_QueueModelSurfaceList(ent, numsurfacelist, r_surfacelist, flagsmask, writedepth, depthonly, prepass);
14074
14075         // add to stats if desired
14076         if (r_speeds.integer && !skysurfaces && !depthonly)
14077         {
14078                 r_refdef.stats.entities_surfaces += numsurfacelist;
14079                 for (j = 0;j < numsurfacelist;j++)
14080                         r_refdef.stats.entities_triangles += r_surfacelist[j]->num_triangles;
14081         }
14082
14083         rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
14084 }
14085
14086 void R_DrawCustomSurface(skinframe_t *skinframe, const matrix4x4_t *texmatrix, int materialflags, int firstvertex, int numvertices, int firsttriangle, int numtriangles, qboolean writedepth, qboolean prepass)
14087 {
14088         static texture_t texture;
14089         static msurface_t surface;
14090         const msurface_t *surfacelist = &surface;
14091
14092         // fake enough texture and surface state to render this geometry
14093
14094         texture.update_lastrenderframe = -1; // regenerate this texture
14095         texture.basematerialflags = materialflags | MATERIALFLAG_CUSTOMSURFACE | MATERIALFLAG_WALL;
14096         texture.currentskinframe = skinframe;
14097         texture.currenttexmatrix = *texmatrix; // requires MATERIALFLAG_CUSTOMSURFACE
14098         texture.offsetmapping = OFFSETMAPPING_OFF;
14099         texture.offsetscale = 1;
14100         texture.specularscalemod = 1;
14101         texture.specularpowermod = 1;
14102
14103         surface.texture = &texture;
14104         surface.num_triangles = numtriangles;
14105         surface.num_firsttriangle = firsttriangle;
14106         surface.num_vertices = numvertices;
14107         surface.num_firstvertex = firstvertex;
14108
14109         // now render it
14110         rsurface.texture = R_GetCurrentTexture(surface.texture);
14111         rsurface.lightmaptexture = NULL;
14112         rsurface.deluxemaptexture = NULL;
14113         rsurface.uselightmaptexture = false;
14114         R_DrawModelTextureSurfaceList(1, &surfacelist, writedepth, prepass);
14115 }
14116
14117 void R_DrawCustomSurface_Texture(texture_t *texture, const matrix4x4_t *texmatrix, int materialflags, int firstvertex, int numvertices, int firsttriangle, int numtriangles, qboolean writedepth, qboolean prepass)
14118 {
14119         static msurface_t surface;
14120         const msurface_t *surfacelist = &surface;
14121
14122         // fake enough texture and surface state to render this geometry
14123         surface.texture = texture;
14124         surface.num_triangles = numtriangles;
14125         surface.num_firsttriangle = firsttriangle;
14126         surface.num_vertices = numvertices;
14127         surface.num_firstvertex = firstvertex;
14128
14129         // now render it
14130         rsurface.texture = R_GetCurrentTexture(surface.texture);
14131         rsurface.lightmaptexture = NULL;
14132         rsurface.deluxemaptexture = NULL;
14133         rsurface.uselightmaptexture = false;
14134         R_DrawModelTextureSurfaceList(1, &surfacelist, writedepth, prepass);
14135 }