#include "cl_collision.h"
#include "portals.h"
#include "image.h"
+#include "dpsoftrast.h"
-#define R_SHADOW_SHADOWMAP_NUMCUBEMAPS 8
+#ifdef SUPPORTD3D
+#include <d3d9.h>
+extern LPDIRECT3DDEVICE9 vid_d3d9dev;
+#endif
extern void R_Shadow_EditLights_Init(void);
R_SHADOW_RENDERMODE_ZFAIL_SEPARATESTENCIL,
R_SHADOW_RENDERMODE_ZFAIL_STENCILTWOSIDE,
R_SHADOW_RENDERMODE_LIGHT_VERTEX,
- R_SHADOW_RENDERMODE_LIGHT_DOT3,
+ R_SHADOW_RENDERMODE_LIGHT_VERTEX2DATTEN,
+ R_SHADOW_RENDERMODE_LIGHT_VERTEX2D1DATTEN,
+ R_SHADOW_RENDERMODE_LIGHT_VERTEX3DATTEN,
R_SHADOW_RENDERMODE_LIGHT_GLSL,
R_SHADOW_RENDERMODE_VISIBLEVOLUMES,
R_SHADOW_RENDERMODE_VISIBLELIGHTING,
- R_SHADOW_RENDERMODE_SHADOWMAP2D,
- R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE,
- R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE,
+ R_SHADOW_RENDERMODE_SHADOWMAP2D
}
r_shadow_rendermode_t;
typedef enum r_shadow_shadowmode_e
{
R_SHADOW_SHADOWMODE_STENCIL,
- R_SHADOW_SHADOWMODE_SHADOWMAP2D,
- R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE,
- R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE
+ R_SHADOW_SHADOWMODE_SHADOWMAP2D
}
r_shadow_shadowmode_t;
r_shadow_rendermode_t r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_NONE;
r_shadow_rendermode_t r_shadow_shadowingrendermode_zpass = R_SHADOW_RENDERMODE_NONE;
r_shadow_rendermode_t r_shadow_shadowingrendermode_zfail = R_SHADOW_RENDERMODE_NONE;
-qboolean r_shadow_usingshadowmaprect;
qboolean r_shadow_usingshadowmap2d;
-qboolean r_shadow_usingshadowmapcube;
+qboolean r_shadow_usingshadowmaportho;
int r_shadow_shadowmapside;
float r_shadow_shadowmap_texturescale[2];
float r_shadow_shadowmap_parameters[4];
int r_shadow_readbuffer;
#endif
int r_shadow_cullface_front, r_shadow_cullface_back;
-GLuint r_shadow_fborectangle;
-GLuint r_shadow_fbocubeside[R_SHADOW_SHADOWMAP_NUMCUBEMAPS];
GLuint r_shadow_fbo2d;
r_shadow_shadowmode_t r_shadow_shadowmode;
int r_shadow_shadowmapfilterquality;
-int r_shadow_shadowmaptexturetype;
int r_shadow_shadowmapdepthbits;
int r_shadow_shadowmapmaxsize;
qboolean r_shadow_shadowmapvsdct;
qboolean r_shadow_shadowmapsampler;
int r_shadow_shadowmappcf;
int r_shadow_shadowmapborder;
+matrix4x4_t r_shadow_shadowmapmatrix;
int r_shadow_lightscissor[4];
+qboolean r_shadow_usingdeferredprepass;
int maxshadowtriangles;
int *shadowelements;
rtexture_t *r_shadow_attenuation2dtexture;
rtexture_t *r_shadow_attenuation3dtexture;
skinframe_t *r_shadow_lightcorona;
-rtexture_t *r_shadow_shadowmaprectangletexture;
rtexture_t *r_shadow_shadowmap2dtexture;
-rtexture_t *r_shadow_shadowmapcubetexture[R_SHADOW_SHADOWMAP_NUMCUBEMAPS];
+rtexture_t *r_shadow_shadowmap2dcolortexture;
rtexture_t *r_shadow_shadowmapvsdcttexture;
int r_shadow_shadowmapsize; // changes for each light based on distance
int r_shadow_shadowmaplod; // changes for each light based on distance
+GLuint r_shadow_prepassgeometryfbo;
+GLuint r_shadow_prepasslightingdiffusespecularfbo;
+GLuint r_shadow_prepasslightingdiffusefbo;
+int r_shadow_prepass_width;
+int r_shadow_prepass_height;
+rtexture_t *r_shadow_prepassgeometrydepthtexture;
+rtexture_t *r_shadow_prepassgeometrydepthcolortexture;
+rtexture_t *r_shadow_prepassgeometrynormalmaptexture;
+rtexture_t *r_shadow_prepasslightingdiffusetexture;
+rtexture_t *r_shadow_prepasslightingspeculartexture;
+
// lights are reloaded when this changes
char r_shadow_mapname[MAX_QPATH];
// used only for light filters (cubemaps)
rtexturepool_t *r_shadow_filters_texturepool;
+static const GLenum r_shadow_prepasslightingdrawbuffers[2] = {GL_COLOR_ATTACHMENT0_EXT, GL_COLOR_ATTACHMENT1_EXT};
+
cvar_t r_shadow_bumpscale_basetexture = {0, "r_shadow_bumpscale_basetexture", "0", "generate fake bumpmaps from diffuse textures at this bumpyness, try 4 to match tenebrae, higher values increase depth, requires r_restart to take effect"};
cvar_t r_shadow_bumpscale_bumpmap = {0, "r_shadow_bumpscale_bumpmap", "4", "what magnitude to interpret _bump.tga textures as, higher values increase depth, requires r_restart to take effect"};
cvar_t r_shadow_debuglight = {0, "r_shadow_debuglight", "-1", "renders only one light, for level design purposes or debugging"};
-cvar_t r_shadow_dot3 = {CVAR_SAVE, "r_shadow_dot3", "0", "enables use of (slow) per pixel lighting on GL1.3 hardware"};
+cvar_t r_shadow_deferred = {CVAR_SAVE, "r_shadow_deferred", "0", "uses image-based lighting instead of geometry-based lighting, the method used renders a depth image and a normalmap image, renders lights into separate diffuse and specular images, and then combines this into the normal rendering, requires r_shadow_shadowmapping"};
+cvar_t r_shadow_deferred_8bitrange = {CVAR_SAVE, "r_shadow_deferred_8bitrange", "2", "dynamic range of image-based lighting when using 32bit color (does not apply to fp)"};
+//cvar_t r_shadow_deferred_fp = {CVAR_SAVE, "r_shadow_deferred_fp", "0", "use 16bit (1) or 32bit (2) floating point for accumulation of image-based lighting"};
+cvar_t r_shadow_usebihculling = {0, "r_shadow_usebihculling", "1", "use BIH (Bounding Interval Hierarchy) for culling lit surfaces instead of BSP (Binary Space Partitioning)"};
cvar_t r_shadow_usenormalmap = {CVAR_SAVE, "r_shadow_usenormalmap", "1", "enables use of directional shading on lights"};
cvar_t r_shadow_gloss = {CVAR_SAVE, "r_shadow_gloss", "1", "0 disables gloss (specularity) rendering, 1 uses gloss if textures are found, 2 forces a flat metallic specular effect on everything without textures (similar to tenebrae)"};
cvar_t r_shadow_gloss2intensity = {0, "r_shadow_gloss2intensity", "0.125", "how bright the forced flat gloss should look if r_shadow_gloss is 2"};
cvar_t r_shadow_lightattenuationlinearscale = {0, "r_shadow_lightattenuationlinearscale", "2", "changes attenuation texture generation"};
cvar_t r_shadow_lightintensityscale = {0, "r_shadow_lightintensityscale", "1", "renders all world lights brighter or darker"};
cvar_t r_shadow_lightradiusscale = {0, "r_shadow_lightradiusscale", "1", "renders all world lights larger or smaller"};
-cvar_t r_shadow_portallight = {0, "r_shadow_portallight", "1", "use portal culling to exactly determine lit triangles when compiling world lights"};
-cvar_t r_shadow_projectdistance = {0, "r_shadow_projectdistance", "1000000", "how far to cast shadows"};
+cvar_t r_shadow_projectdistance = {0, "r_shadow_projectdistance", "0", "how far to cast shadows"};
cvar_t r_shadow_frontsidecasting = {0, "r_shadow_frontsidecasting", "1", "whether to cast shadows from illuminated triangles (front side of model) or unlit triangles (back side of model)"};
cvar_t r_shadow_realtime_dlight = {CVAR_SAVE, "r_shadow_realtime_dlight", "1", "enables rendering of dynamic lights such as explosions and rocket light"};
cvar_t r_shadow_realtime_dlight_shadows = {CVAR_SAVE, "r_shadow_realtime_dlight_shadows", "1", "enables rendering of shadows from dynamic lights"};
cvar_t r_shadow_realtime_world_shadows = {CVAR_SAVE, "r_shadow_realtime_world_shadows", "1", "enables rendering of shadows from world lights"};
cvar_t r_shadow_realtime_world_compile = {0, "r_shadow_realtime_world_compile", "1", "enables compilation of world lights for higher performance rendering"};
cvar_t r_shadow_realtime_world_compileshadow = {0, "r_shadow_realtime_world_compileshadow", "1", "enables compilation of shadows from world lights for higher performance rendering"};
-cvar_t r_shadow_realtime_world_compilesvbsp = {0, "r_shadow_realtime_world_compilesvbsp", "1", "enables svbsp optimization during compilation"};
-cvar_t r_shadow_realtime_world_compileportalculling = {0, "r_shadow_realtime_world_compileportalculling", "1", "enables portal-based culling optimization during compilation"};
+cvar_t r_shadow_realtime_world_compilesvbsp = {0, "r_shadow_realtime_world_compilesvbsp", "1", "enables svbsp optimization during compilation (slower than compileportalculling but more exact)"};
+cvar_t r_shadow_realtime_world_compileportalculling = {0, "r_shadow_realtime_world_compileportalculling", "1", "enables portal-based culling optimization during compilation (overrides compilesvbsp)"};
cvar_t r_shadow_scissor = {0, "r_shadow_scissor", "1", "use scissor optimization of light rendering (restricts rendering to the portion of the screen affected by the light)"};
cvar_t r_shadow_shadowmapping = {CVAR_SAVE, "r_shadow_shadowmapping", "0", "enables use of shadowmapping (depth texture sampling) instead of stencil shadow volumes, requires gl_fbo 1"};
-cvar_t r_shadow_shadowmapping_texturetype = {CVAR_SAVE, "r_shadow_shadowmapping_texturetype", "-1", "shadowmap texture types: -1 = auto-select, 0 = 2D, 1 = rectangle, 2 = cubemap"};
cvar_t r_shadow_shadowmapping_filterquality = {CVAR_SAVE, "r_shadow_shadowmapping_filterquality", "-1", "shadowmap filter modes: -1 = auto-select, 0 = no filtering, 1 = bilinear, 2 = bilinear 2x2 blur (fast), 3 = 3x3 blur (moderate), 4 = 4x4 blur (slow)"};
cvar_t r_shadow_shadowmapping_depthbits = {CVAR_SAVE, "r_shadow_shadowmapping_depthbits", "24", "requested minimum shadowmap texture depth bits"};
cvar_t r_shadow_shadowmapping_vsdct = {CVAR_SAVE, "r_shadow_shadowmapping_vsdct", "1", "enables use of virtual shadow depth cube texture"};
cvar_t r_shadow_shadowmapping_bias = {CVAR_SAVE, "r_shadow_shadowmapping_bias", "0.03", "shadowmap bias parameter (this is multiplied by nearclip * 1024 / lodsize)"};
cvar_t r_shadow_shadowmapping_polygonfactor = {CVAR_SAVE, "r_shadow_shadowmapping_polygonfactor", "2", "slope-dependent shadowmapping bias"};
cvar_t r_shadow_shadowmapping_polygonoffset = {CVAR_SAVE, "r_shadow_shadowmapping_polygonoffset", "0", "constant shadowmapping bias"};
-cvar_t r_shadow_culltriangles = {0, "r_shadow_culltriangles", "1", "performs more expensive tests to remove unnecessary triangles of lit surfaces"};
+cvar_t r_shadow_sortsurfaces = {0, "r_shadow_sortsurfaces", "1", "improve performance by sorting illuminated surfaces by texture"};
cvar_t r_shadow_polygonfactor = {0, "r_shadow_polygonfactor", "0", "how much to enlarge shadow volume polygons when rendering (should be 0!)"};
cvar_t r_shadow_polygonoffset = {0, "r_shadow_polygonoffset", "1", "how much to push shadow volumes into the distance when rendering, to reduce chances of zfighting artifacts (should not be less than 0)"};
-cvar_t r_shadow_texture3d = {0, "r_shadow_texture3d", "1", "use 3D voxel textures for spherical attenuation rather than cylindrical (does not affect r_glsl lighting)"};
+cvar_t r_shadow_texture3d = {0, "r_shadow_texture3d", "1", "use 3D voxel textures for spherical attenuation rather than cylindrical (does not affect OpenGL 2.0 render path)"};
+cvar_t r_shadow_particletrace = {CVAR_SAVE, "r_shadow_particletrace", "0", "perform particle tracing for indirect lighting (Global Illumination / radiosity), requires r_shadow_deferred 1, requires r_shadow_realtime_world 1, EXTREMELY SLOW"};
+cvar_t r_shadow_particletrace_intensity = {CVAR_SAVE, "r_shadow_particletrace_intensity", "128", "overall brightness of particle traced radiosity"};
+cvar_t r_shadow_particletrace_size = {CVAR_SAVE, "r_shadow_particletrace_size", "32", "particles produce bounce lights of this radius"};
+cvar_t r_shadow_particletrace_radiusscale = {CVAR_SAVE, "r_shadow_particletrace_radiusscale", "1", "particles stop at this fraction of light radius"};
+cvar_t r_shadow_particletrace_maxbounce = {CVAR_SAVE, "r_shadow_particletrace_maxbounce", "1", "maximum number of bounces for a particle (minimum is 1)"};
+cvar_t r_shadow_particletrace_bounceintensity = {CVAR_SAVE, "r_shadow_particletrace_bounceintensity", "1", "amount of energy carried over after each bounce"};
+cvar_t r_shadow_particletrace_particlespacing = {CVAR_SAVE, "r_shadow_particletrace_particlespacing", "0.25", "overlap setting in terms of particle size, this affects how many particles are used"};
+cvar_t r_shadow_particletrace_updatepercentage = {CVAR_SAVE, "r_shadow_particletrace_updatepercentage", "0.01", "update this fraction of the particles of a light each frame (0 = best performance)"};
+cvar_t r_shadow_bouncegrid = {CVAR_SAVE, "r_shadow_bouncegrid", "0", "perform particle tracing for indirect lighting (Global Illumination / radiosity) using a 3D texture covering the scene, requires r_shadow_realtime_world 1"};
+cvar_t r_shadow_bouncegrid_bounceanglediffuse = {CVAR_SAVE, "r_shadow_bouncegrid_bounceanglediffuse", "0", "use random bounce direction rather than true reflection, makes some corner areas dark"};
+cvar_t r_shadow_bouncegrid_dlightparticlemultiplier = {CVAR_SAVE, "r_shadow_bouncegrid_dlightparticlemultiplier", "0", "if set to a high value like 16 this can make dlights look great, but 0 is recommended for performance reasons"};
+cvar_t r_shadow_bouncegrid_hitmodels = {CVAR_SAVE, "r_shadow_bouncegrid_hitmodels", "0", "enables hitting character model geometry (SLOW)"};
+cvar_t r_shadow_bouncegrid_intensity = {CVAR_SAVE, "r_shadow_bouncegrid_intensity", "1", "overall brightness of bouncegrid texture"};
+cvar_t r_shadow_bouncegrid_lightradiusscale = {CVAR_SAVE, "r_shadow_bouncegrid_lightradiusscale", "2", "particles stop at this fraction of light radius (can be more than 1)"};
+cvar_t r_shadow_bouncegrid_maxbounce = {CVAR_SAVE, "r_shadow_bouncegrid_maxbounce", "16", "maximum number of bounces for a particle (minimum is 1)"};
+cvar_t r_shadow_bouncegrid_particlebounceintensity = {CVAR_SAVE, "r_shadow_bouncegrid_particlebounceintensity", "1", "amount of energy carried over after each bounce"};
+cvar_t r_shadow_bouncegrid_particleintensity = {CVAR_SAVE, "r_shadow_bouncegrid_particleintensity", "16", "brightness of particles contributing to bouncegrid texture"};
+cvar_t r_shadow_bouncegrid_particlespacing = {CVAR_SAVE, "r_shadow_bouncegrid_particlespacing", "32", "emit one particle per this many units (squared) of radius (squared)"};
+cvar_t r_shadow_bouncegrid_spacingx = {CVAR_SAVE, "r_shadow_bouncegrid_spacingx", "64", "unit size of bouncegrid pixel on X axis"};
+cvar_t r_shadow_bouncegrid_spacingy = {CVAR_SAVE, "r_shadow_bouncegrid_spacingy", "64", "unit size of bouncegrid pixel on Y axis"};
+cvar_t r_shadow_bouncegrid_spacingz = {CVAR_SAVE, "r_shadow_bouncegrid_spacingz", "64", "unit size of bouncegrid pixel on Z axis"};
+cvar_t r_shadow_bouncegrid_stablerandom = {CVAR_SAVE, "r_shadow_bouncegrid_stablerandom", "1", "make particle distribution consistent from frame to frame"};
+cvar_t r_shadow_bouncegrid_updateinterval = {CVAR_SAVE, "r_shadow_bouncegrid_updateinterval", "0", "update bouncegrid texture once per this many seconds, useful values are 0, 0.05, or 1000000"};
+cvar_t r_shadow_bouncegrid_x = {CVAR_SAVE, "r_shadow_bouncegrid_x", "64", "maximum texture size of bouncegrid on X axis"};
+cvar_t r_shadow_bouncegrid_y = {CVAR_SAVE, "r_shadow_bouncegrid_y", "64", "maximum texture size of bouncegrid on Y axis"};
+cvar_t r_shadow_bouncegrid_z = {CVAR_SAVE, "r_shadow_bouncegrid_z", "32", "maximum texture size of bouncegrid on Z axis"};
cvar_t r_coronas = {CVAR_SAVE, "r_coronas", "1", "brightness of corona flare effects around certain lights, 0 disables corona effects"};
-cvar_t r_coronas_occlusionsizescale = {CVAR_SAVE, "r_coronas_occlusionsizescale", "0.1", "size of light source for corona occlusion checksm the proportion of hidden pixels controls corona intensity"};
+cvar_t r_coronas_occlusionsizescale = {CVAR_SAVE, "r_coronas_occlusionsizescale", "0.1", "size of light source for corona occlusion checksum the proportion of hidden pixels controls corona intensity"};
cvar_t r_coronas_occlusionquery = {CVAR_SAVE, "r_coronas_occlusionquery", "1", "use GL_ARB_occlusion_query extension if supported (fades coronas according to visibility)"};
cvar_t gl_flashblend = {CVAR_SAVE, "gl_flashblend", "0", "render bright coronas for dynamic lights instead of actual lighting, fast but ugly"};
cvar_t gl_ext_separatestencil = {0, "gl_ext_separatestencil", "1", "make use of OpenGL 2.0 glStencilOpSeparate or GL_ATI_separate_stencil extension"};
cvar_t r_editlights_cursorgrid = {0, "r_editlights_cursorgrid", "4", "snaps cursor to this grid size"};
cvar_t r_editlights_quakelightsizescale = {CVAR_SAVE, "r_editlights_quakelightsizescale", "1", "changes size of light entities loaded from a map"};
+rtexture_t *r_shadow_bouncegridtexture;
+matrix4x4_t r_shadow_bouncegridmatrix;
+vec_t r_shadow_bouncegridintensity;
+static double r_shadow_bouncegridtime;
+static int r_shadow_bouncegridresolution[3];
+
// note the table actually includes one more value, just to avoid the need to clamp the distance index due to minor math error
#define ATTENTABLESIZE 256
// 1D gradient, 2D circle and 3D sphere attenuation textures
dlight_t *r_shadow_selectedlight;
dlight_t r_shadow_bufferlight;
vec3_t r_editlights_cursorlocation;
+qboolean r_editlights_lockcursor;
extern int con_vislines;
-typedef struct cubemapinfo_s
-{
- char basename[64];
- rtexture_t *texture;
-}
-cubemapinfo_t;
-
-static int numcubemaps;
-static cubemapinfo_t cubemaps[MAX_CUBEMAPS];
-
void R_Shadow_UncompileWorldLights(void);
void R_Shadow_ClearWorldLights(void);
void R_Shadow_SaveWorldLights(void);
skinframe_t *r_editlights_sprcubemaplight;
skinframe_t *r_editlights_sprcubemapnoshadowlight;
skinframe_t *r_editlights_sprselection;
-extern cvar_t gl_max_size;
void R_Shadow_SetShadowMode(void)
{
- r_shadow_shadowmapmaxsize = bound(1, r_shadow_shadowmapping_maxsize.integer, gl_max_size.integer / 4);
- r_shadow_shadowmapvsdct = r_shadow_shadowmapping_vsdct.integer != 0;
+ r_shadow_shadowmapmaxsize = bound(1, r_shadow_shadowmapping_maxsize.integer, (int)vid.maxtexturesize_2d / 4);
+ r_shadow_shadowmapvsdct = r_shadow_shadowmapping_vsdct.integer != 0 && vid.renderpath == RENDERPATH_GL20;
r_shadow_shadowmapfilterquality = r_shadow_shadowmapping_filterquality.integer;
- r_shadow_shadowmaptexturetype = r_shadow_shadowmapping_texturetype.integer;
r_shadow_shadowmapdepthbits = r_shadow_shadowmapping_depthbits.integer;
r_shadow_shadowmapborder = bound(0, r_shadow_shadowmapping_bordersize.integer, 16);
r_shadow_shadowmaplod = -1;
r_shadow_shadowmapsampler = false;
r_shadow_shadowmappcf = 0;
r_shadow_shadowmode = R_SHADOW_SHADOWMODE_STENCIL;
- if(r_shadow_shadowmapping.integer && r_glsl.integer && gl_support_fragment_shader && gl_support_ext_framebuffer_object)
+ if ((r_shadow_shadowmapping.integer || r_shadow_deferred.integer) && vid.support.ext_framebuffer_object)
{
- if(r_shadow_shadowmapfilterquality < 0)
+ switch(vid.renderpath)
{
- if(strstr(gl_vendor, "NVIDIA"))
+ case RENDERPATH_GL20:
+ if(r_shadow_shadowmapfilterquality < 0)
{
- r_shadow_shadowmapsampler = gl_support_arb_shadow;
- r_shadow_shadowmappcf = 1;
+ if(vid.support.amd_texture_texture4 || vid.support.arb_texture_gather)
+ r_shadow_shadowmappcf = 1;
+ else if(strstr(gl_vendor, "NVIDIA") || strstr(gl_renderer, "Radeon HD"))
+ {
+ r_shadow_shadowmapsampler = vid.support.arb_shadow;
+ r_shadow_shadowmappcf = 1;
+ }
+ else if(strstr(gl_vendor, "ATI"))
+ r_shadow_shadowmappcf = 1;
+ else
+ r_shadow_shadowmapsampler = vid.support.arb_shadow;
}
- else if(gl_support_amd_texture_texture4 || gl_support_arb_texture_gather)
- r_shadow_shadowmappcf = 1;
- else if(strstr(gl_vendor, "ATI"))
- r_shadow_shadowmappcf = 1;
else
- r_shadow_shadowmapsampler = gl_support_arb_shadow;
- }
- else
- {
- switch (r_shadow_shadowmapfilterquality)
{
- case 1:
- r_shadow_shadowmapsampler = gl_support_arb_shadow;
- break;
- case 2:
- r_shadow_shadowmapsampler = gl_support_arb_shadow;
- r_shadow_shadowmappcf = 1;
- break;
- case 3:
- r_shadow_shadowmappcf = 1;
- break;
- case 4:
- r_shadow_shadowmappcf = 2;
- break;
+ switch (r_shadow_shadowmapfilterquality)
+ {
+ case 1:
+ r_shadow_shadowmapsampler = vid.support.arb_shadow;
+ break;
+ case 2:
+ r_shadow_shadowmapsampler = vid.support.arb_shadow;
+ r_shadow_shadowmappcf = 1;
+ break;
+ case 3:
+ r_shadow_shadowmappcf = 1;
+ break;
+ case 4:
+ r_shadow_shadowmappcf = 2;
+ break;
+ }
}
- }
- switch (r_shadow_shadowmaptexturetype)
- {
- case 0:
- r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAP2D;
- break;
- case 1:
- r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE;
- break;
- case 2:
- r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE;
- break;
- default:
- if((gl_support_amd_texture_texture4 || gl_support_arb_texture_gather) && r_shadow_shadowmappcf && !r_shadow_shadowmapsampler)
- r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAP2D;
- else if(gl_texturerectangle)
- r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE;
- else
- r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAP2D;
- break;
+ r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAP2D;
+ break;
+ case RENDERPATH_D3D9:
+ case RENDERPATH_D3D10:
+ case RENDERPATH_D3D11:
+ case RENDERPATH_SOFT:
+ r_shadow_shadowmapsampler = false;
+ r_shadow_shadowmappcf = 1;
+ r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAP2D;
+ break;
+ case RENDERPATH_GL13:
+ break;
+ case RENDERPATH_GL11:
+ break;
+ case RENDERPATH_GLES2:
+ break;
}
}
}
-void R_Shadow_FreeShadowMaps(void)
+qboolean R_Shadow_ShadowMappingEnabled(void)
{
- int i;
+ switch (r_shadow_shadowmode)
+ {
+ case R_SHADOW_SHADOWMODE_SHADOWMAP2D:
+ return true;
+ default:
+ return false;
+ }
+}
+void R_Shadow_FreeShadowMaps(void)
+{
R_Shadow_SetShadowMode();
- if (r_shadow_fborectangle)
- qglDeleteFramebuffersEXT(1, &r_shadow_fborectangle);
- r_shadow_fborectangle = 0;
- CHECKGLERROR
+ R_Mesh_DestroyFramebufferObject(r_shadow_fbo2d);
- if (r_shadow_fbo2d)
- qglDeleteFramebuffersEXT(1, &r_shadow_fbo2d);
r_shadow_fbo2d = 0;
- CHECKGLERROR
- for (i = 0;i < R_SHADOW_SHADOWMAP_NUMCUBEMAPS;i++)
- if (r_shadow_fbocubeside[i])
- qglDeleteFramebuffersEXT(1, &r_shadow_fbocubeside[i]);
- memset(r_shadow_fbocubeside, 0, sizeof(r_shadow_fbocubeside));
- CHECKGLERROR
-
- if (r_shadow_shadowmaprectangletexture)
- R_FreeTexture(r_shadow_shadowmaprectangletexture);
- r_shadow_shadowmaprectangletexture = NULL;
if (r_shadow_shadowmap2dtexture)
R_FreeTexture(r_shadow_shadowmap2dtexture);
r_shadow_shadowmap2dtexture = NULL;
- for (i = 0;i < R_SHADOW_SHADOWMAP_NUMCUBEMAPS;i++)
- if (r_shadow_shadowmapcubetexture[i])
- R_FreeTexture(r_shadow_shadowmapcubetexture[i]);
- memset(r_shadow_shadowmapcubetexture, 0, sizeof(r_shadow_shadowmapcubetexture));
+ if (r_shadow_shadowmap2dcolortexture)
+ R_FreeTexture(r_shadow_shadowmap2dcolortexture);
+ r_shadow_shadowmap2dcolortexture = NULL;
if (r_shadow_shadowmapvsdcttexture)
R_FreeTexture(r_shadow_shadowmapvsdcttexture);
r_shadow_shadowmapvsdcttexture = NULL;
-
- CHECKGLERROR
}
void r_shadow_start(void)
{
// allocate vertex processing arrays
- numcubemaps = 0;
+ r_shadow_bouncegridtexture = NULL;
r_shadow_attenuationgradienttexture = NULL;
r_shadow_attenuation2dtexture = NULL;
r_shadow_attenuation3dtexture = NULL;
r_shadow_shadowmode = R_SHADOW_SHADOWMODE_STENCIL;
- r_shadow_shadowmaprectangletexture = NULL;
r_shadow_shadowmap2dtexture = NULL;
- memset(r_shadow_shadowmapcubetexture, 0, sizeof(r_shadow_shadowmapcubetexture));
+ r_shadow_shadowmap2dcolortexture = NULL;
r_shadow_shadowmapvsdcttexture = NULL;
r_shadow_shadowmapmaxsize = 0;
r_shadow_shadowmapsize = 0;
r_shadow_shadowmaplod = 0;
r_shadow_shadowmapfilterquality = -1;
- r_shadow_shadowmaptexturetype = -1;
r_shadow_shadowmapdepthbits = 0;
r_shadow_shadowmapvsdct = false;
r_shadow_shadowmapsampler = false;
r_shadow_shadowmappcf = 0;
- r_shadow_fborectangle = 0;
r_shadow_fbo2d = 0;
- memset(r_shadow_fbocubeside, 0, sizeof(r_shadow_fbocubeside));
R_Shadow_FreeShadowMaps();
r_shadow_buffer_shadowtrispvs = NULL;
r_shadow_buffer_numlighttrispvsbytes = 0;
r_shadow_buffer_lighttrispvs = NULL;
+
+ r_shadow_usingdeferredprepass = false;
+ r_shadow_prepass_width = r_shadow_prepass_height = 0;
}
+static void R_Shadow_FreeDeferred(void);
void r_shadow_shutdown(void)
{
CHECKGLERROR
R_Shadow_FreeShadowMaps();
+ r_shadow_usingdeferredprepass = false;
+ if (r_shadow_prepass_width)
+ R_Shadow_FreeDeferred();
+ r_shadow_prepass_width = r_shadow_prepass_height = 0;
+
CHECKGLERROR
- numcubemaps = 0;
+ r_shadow_bouncegridtexture = NULL;
r_shadow_attenuationgradienttexture = NULL;
r_shadow_attenuation2dtexture = NULL;
r_shadow_attenuation3dtexture = NULL;
void r_shadow_newmap(void)
{
+ if (r_shadow_bouncegridtexture) R_FreeTexture(r_shadow_bouncegridtexture);r_shadow_bouncegridtexture = NULL;
if (r_shadow_lightcorona) R_SkinFrame_MarkUsed(r_shadow_lightcorona);
if (r_editlights_sprcursor) R_SkinFrame_MarkUsed(r_editlights_sprcursor);
if (r_editlights_sprlight) R_SkinFrame_MarkUsed(r_editlights_sprlight);
if (r_editlights_sprcubemaplight) R_SkinFrame_MarkUsed(r_editlights_sprcubemaplight);
if (r_editlights_sprcubemapnoshadowlight) R_SkinFrame_MarkUsed(r_editlights_sprcubemapnoshadowlight);
if (r_editlights_sprselection) R_SkinFrame_MarkUsed(r_editlights_sprselection);
- if (cl.worldmodel && strncmp(cl.worldmodel->name, r_shadow_mapname, sizeof(r_shadow_mapname)))
+ if (strncmp(cl.worldname, r_shadow_mapname, sizeof(r_shadow_mapname)))
R_Shadow_EditLights_Reload_f();
}
-void R_Shadow_Help_f(void)
-{
- Con_Printf(
-"Documentation on r_shadow system:\n"
-"Settings:\n"
-"r_shadow_bumpscale_basetexture : base texture as bumpmap with this scale\n"
-"r_shadow_bumpscale_bumpmap : depth scale for bumpmap conversion\n"
-"r_shadow_debuglight : render only this light number (-1 = all)\n"
-"r_shadow_gloss 0/1/2 : no gloss, gloss textures only, force gloss\n"
-"r_shadow_gloss2intensity : brightness of forced gloss\n"
-"r_shadow_glossintensity : brightness of textured gloss\n"
-"r_shadow_lightattenuationlinearscale : used to generate attenuation texture\n"
-"r_shadow_lightattenuationdividebias : used to generate attenuation texture\n"
-"r_shadow_lightintensityscale : scale rendering brightness of all lights\n"
-"r_shadow_lightradiusscale : scale rendering radius of all lights\n"
-"r_shadow_portallight : use portal visibility for static light precomputation\n"
-"r_shadow_projectdistance : shadow volume projection distance\n"
-"r_shadow_realtime_dlight : use high quality dynamic lights in normal mode\n"
-"r_shadow_realtime_dlight_shadows : cast shadows from dlights\n"
-"r_shadow_realtime_world : use high quality world lighting mode\n"
-"r_shadow_realtime_world_lightmaps : use lightmaps in addition to lights\n"
-"r_shadow_realtime_world_shadows : cast shadows from world lights\n"
-"r_shadow_realtime_world_compile : compile surface/visibility information\n"
-"r_shadow_realtime_world_compileshadow : compile shadow geometry\n"
-"r_shadow_scissor : use scissor optimization\n"
-"r_shadow_polygonfactor : nudge shadow volumes closer/further\n"
-"r_shadow_polygonoffset : nudge shadow volumes closer/further\n"
-"r_shadow_texture3d : use 3d attenuation texture (if hardware supports)\n"
-"r_showlighting : useful for performance testing; bright = slow!\n"
-"r_showshadowvolumes : useful for performance testing; bright = slow!\n"
-"Commands:\n"
-"r_shadow_help : this help\n"
- );
-}
-
void R_Shadow_Init(void)
{
Cvar_RegisterVariable(&r_shadow_bumpscale_basetexture);
Cvar_RegisterVariable(&r_shadow_bumpscale_bumpmap);
- Cvar_RegisterVariable(&r_shadow_dot3);
+ Cvar_RegisterVariable(&r_shadow_usebihculling);
Cvar_RegisterVariable(&r_shadow_usenormalmap);
Cvar_RegisterVariable(&r_shadow_debuglight);
+ Cvar_RegisterVariable(&r_shadow_deferred);
+ Cvar_RegisterVariable(&r_shadow_deferred_8bitrange);
+// Cvar_RegisterVariable(&r_shadow_deferred_fp);
Cvar_RegisterVariable(&r_shadow_gloss);
Cvar_RegisterVariable(&r_shadow_gloss2intensity);
Cvar_RegisterVariable(&r_shadow_glossintensity);
Cvar_RegisterVariable(&r_shadow_lightattenuationlinearscale);
Cvar_RegisterVariable(&r_shadow_lightintensityscale);
Cvar_RegisterVariable(&r_shadow_lightradiusscale);
- Cvar_RegisterVariable(&r_shadow_portallight);
Cvar_RegisterVariable(&r_shadow_projectdistance);
Cvar_RegisterVariable(&r_shadow_frontsidecasting);
Cvar_RegisterVariable(&r_shadow_realtime_dlight);
Cvar_RegisterVariable(&r_shadow_scissor);
Cvar_RegisterVariable(&r_shadow_shadowmapping);
Cvar_RegisterVariable(&r_shadow_shadowmapping_vsdct);
- Cvar_RegisterVariable(&r_shadow_shadowmapping_texturetype);
Cvar_RegisterVariable(&r_shadow_shadowmapping_filterquality);
Cvar_RegisterVariable(&r_shadow_shadowmapping_depthbits);
Cvar_RegisterVariable(&r_shadow_shadowmapping_precision);
Cvar_RegisterVariable(&r_shadow_shadowmapping_bias);
Cvar_RegisterVariable(&r_shadow_shadowmapping_polygonfactor);
Cvar_RegisterVariable(&r_shadow_shadowmapping_polygonoffset);
- Cvar_RegisterVariable(&r_shadow_culltriangles);
+ Cvar_RegisterVariable(&r_shadow_sortsurfaces);
Cvar_RegisterVariable(&r_shadow_polygonfactor);
Cvar_RegisterVariable(&r_shadow_polygonoffset);
Cvar_RegisterVariable(&r_shadow_texture3d);
+ Cvar_RegisterVariable(&r_shadow_particletrace);
+ Cvar_RegisterVariable(&r_shadow_particletrace_intensity);
+ Cvar_RegisterVariable(&r_shadow_particletrace_size);
+ Cvar_RegisterVariable(&r_shadow_particletrace_radiusscale);
+ Cvar_RegisterVariable(&r_shadow_particletrace_maxbounce);
+ Cvar_RegisterVariable(&r_shadow_particletrace_bounceintensity);
+ Cvar_RegisterVariable(&r_shadow_particletrace_particlespacing);
+ Cvar_RegisterVariable(&r_shadow_particletrace_updatepercentage);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_bounceanglediffuse);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_dlightparticlemultiplier);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_hitmodels);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_intensity);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_lightradiusscale);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_maxbounce);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_particlebounceintensity);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_particleintensity);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_particlespacing);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_spacingx);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_spacingy);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_spacingz);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_stablerandom);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_updateinterval);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_x);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_y);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_z);
Cvar_RegisterVariable(&r_coronas);
Cvar_RegisterVariable(&r_coronas_occlusionsizescale);
Cvar_RegisterVariable(&r_coronas_occlusionquery);
Cvar_SetValue("r_shadow_gloss", 2);
Cvar_SetValue("r_shadow_bumpscale_basetexture", 4);
}
- Cmd_AddCommand("r_shadow_help", R_Shadow_Help_f, "prints documentation on console commands and variables used by realtime lighting and shadowing system");
R_Shadow_EditLights_Init();
Mem_ExpandableArray_NewArray(&r_shadow_worldlightsarray, r_main_mempool, sizeof(dlight_t), 128);
maxshadowtriangles = 0;
r_shadow_buffer_surfacesides = NULL;
r_shadow_buffer_shadowtrispvs = NULL;
r_shadow_buffer_lighttrispvs = NULL;
- R_RegisterModule("R_Shadow", r_shadow_start, r_shadow_shutdown, r_shadow_newmap);
+ R_RegisterModule("R_Shadow", r_shadow_start, r_shadow_shutdown, r_shadow_newmap, NULL, NULL);
}
matrix4x4_t matrix_attenuationxyz =
tris = R_Shadow_ConstructShadowVolume_ZFail(numverts, numtris, elements, neighbors, invertex3f, &outverts, shadowelements, shadowvertex3f, projectorigin, projectdirection, projectdistance, nummarktris, marktris);
Mod_ShadowMesh_AddMesh(r_main_mempool, r_shadow_compilingrtlight->static_meshchain_shadow_zfail, NULL, NULL, NULL, shadowvertex3f, NULL, NULL, NULL, NULL, tris, shadowelements);
}
+ else if (r_shadow_rendermode == R_SHADOW_RENDERMODE_VISIBLEVOLUMES)
+ {
+ tris = R_Shadow_ConstructShadowVolume_ZFail(numverts, numtris, elements, neighbors, invertex3f, &outverts, shadowelements, shadowvertex3f, projectorigin, projectdirection, projectdistance, nummarktris, marktris);
+ R_Mesh_PrepareVertices_Vertex3f(outverts, shadowvertex3f, NULL);
+ R_Mesh_Draw(0, outverts, 0, tris, shadowelements, NULL, 0, NULL, NULL, 0);
+ }
else
{
// decide which type of shadow to generate and set stencil mode
tris = R_Shadow_ConstructShadowVolume_ZFail(numverts, numtris, elements, neighbors, invertex3f, &outverts, shadowelements, shadowvertex3f, projectorigin, projectdirection, projectdistance, nummarktris, marktris);
r_refdef.stats.lights_dynamicshadowtriangles += tris;
r_refdef.stats.lights_shadowtriangles += tris;
- CHECKGLERROR
- R_Mesh_VertexPointer(shadowvertex3f, 0, 0);
- GL_LockArrays(0, outverts);
if (r_shadow_rendermode == R_SHADOW_RENDERMODE_ZPASS_STENCIL)
{
// increment stencil if frontface is infront of depthbuffer
GL_CullFace(r_refdef.view.cullface_front);
- qglStencilOp(GL_KEEP, GL_KEEP, GL_DECR);CHECKGLERROR
- R_Mesh_Draw(0, outverts, 0, tris, shadowelements, NULL, 0, 0);
+ R_SetStencil(true, 255, GL_KEEP, GL_KEEP, GL_DECR, GL_ALWAYS, 128, 255);
+ R_Mesh_Draw(0, outverts, 0, tris, shadowelements, NULL, 0, NULL, NULL, 0);
// decrement stencil if backface is infront of depthbuffer
GL_CullFace(r_refdef.view.cullface_back);
- qglStencilOp(GL_KEEP, GL_KEEP, GL_INCR);CHECKGLERROR
+ R_SetStencil(true, 255, GL_KEEP, GL_KEEP, GL_INCR, GL_ALWAYS, 128, 255);
}
else if (r_shadow_rendermode == R_SHADOW_RENDERMODE_ZFAIL_STENCIL)
{
// decrement stencil if backface is behind depthbuffer
GL_CullFace(r_refdef.view.cullface_front);
- qglStencilOp(GL_KEEP, GL_DECR, GL_KEEP);CHECKGLERROR
- R_Mesh_Draw(0, outverts, 0, tris, shadowelements, NULL, 0, 0);
+ R_SetStencil(true, 255, GL_KEEP, GL_DECR, GL_KEEP, GL_ALWAYS, 128, 255);
+ R_Mesh_Draw(0, outverts, 0, tris, shadowelements, NULL, 0, NULL, NULL, 0);
// increment stencil if frontface is behind depthbuffer
GL_CullFace(r_refdef.view.cullface_back);
- qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);CHECKGLERROR
+ R_SetStencil(true, 255, GL_KEEP, GL_INCR, GL_KEEP, GL_ALWAYS, 128, 255);
}
- R_Mesh_Draw(0, outverts, 0, tris, shadowelements, NULL, 0, 0);
- GL_LockArrays(0, 0);
- CHECKGLERROR
+ R_Mesh_PrepareVertices_Vertex3f(outverts, shadowvertex3f, NULL);
+ R_Mesh_Draw(0, outverts, 0, tris, shadowelements, NULL, 0, NULL, NULL, 0);
}
}
}
// this next test usually clips off more sides than the former, but occasionally clips fewer/different ones, so do both and combine results
// check if frustum corners/origin cross plane sides
+#if 1
+ // infinite version, assumes frustum corners merely give direction and extend to infinite distance
+ Matrix4x4_Transform(&rtlight->matrix_worldtolight, r_refdef.view.origin, p);
+ dp = p[0] + p[1], dn = p[0] - p[1], ap = fabs(dp), an = fabs(dn);
+ masks[0] |= ap <= bias*an ? 0x3F : (dp >= 0 ? (1<<0)|(1<<2) : (2<<0)|(2<<2));
+ masks[1] |= an <= bias*ap ? 0x3F : (dn >= 0 ? (1<<0)|(2<<2) : (2<<0)|(1<<2));
+ dp = p[1] + p[2], dn = p[1] - p[2], ap = fabs(dp), an = fabs(dn);
+ masks[2] |= ap <= bias*an ? 0x3F : (dp >= 0 ? (1<<2)|(1<<4) : (2<<2)|(2<<4));
+ masks[3] |= an <= bias*ap ? 0x3F : (dn >= 0 ? (1<<2)|(2<<4) : (2<<2)|(1<<4));
+ dp = p[2] + p[0], dn = p[2] - p[0], ap = fabs(dp), an = fabs(dn);
+ masks[4] |= ap <= bias*an ? 0x3F : (dp >= 0 ? (1<<4)|(1<<0) : (2<<4)|(2<<0));
+ masks[5] |= an <= bias*ap ? 0x3F : (dn >= 0 ? (1<<4)|(2<<0) : (2<<4)|(1<<0));
+ for (i = 0;i < 4;i++)
+ {
+ Matrix4x4_Transform(&rtlight->matrix_worldtolight, r_refdef.view.frustumcorner[i], n);
+ VectorSubtract(n, p, n);
+ dp = n[0] + n[1], dn = n[0] - n[1], ap = fabs(dp), an = fabs(dn);
+ if(ap > 0) masks[0] |= dp >= 0 ? (1<<0)|(1<<2) : (2<<0)|(2<<2);
+ if(an > 0) masks[1] |= dn >= 0 ? (1<<0)|(2<<2) : (2<<0)|(1<<2);
+ dp = n[1] + n[2], dn = n[1] - n[2], ap = fabs(dp), an = fabs(dn);
+ if(ap > 0) masks[2] |= dp >= 0 ? (1<<2)|(1<<4) : (2<<2)|(2<<4);
+ if(an > 0) masks[3] |= dn >= 0 ? (1<<2)|(2<<4) : (2<<2)|(1<<4);
+ dp = n[2] + n[0], dn = n[2] - n[0], ap = fabs(dp), an = fabs(dn);
+ if(ap > 0) masks[4] |= dp >= 0 ? (1<<4)|(1<<0) : (2<<4)|(2<<0);
+ if(an > 0) masks[5] |= dn >= 0 ? (1<<4)|(2<<0) : (2<<4)|(1<<0);
+ }
+#else
+ // finite version, assumes corners are a finite distance from origin dependent on far plane
for (i = 0;i < 5;i++)
{
Matrix4x4_Transform(&rtlight->matrix_worldtolight, !i ? r_refdef.view.origin : r_refdef.view.frustumcorner[i-1], p);
- dp = p[0] + p[1], dn = p[0] - p[1], ap = fabs(dp), an = fabs(dn),
+ dp = p[0] + p[1], dn = p[0] - p[1], ap = fabs(dp), an = fabs(dn);
masks[0] |= ap <= bias*an ? 0x3F : (dp >= 0 ? (1<<0)|(1<<2) : (2<<0)|(2<<2));
masks[1] |= an <= bias*ap ? 0x3F : (dn >= 0 ? (1<<0)|(2<<2) : (2<<0)|(1<<2));
- dp = p[1] + p[2], dn = p[1] - p[2], ap = fabs(dp), an = fabs(dn),
+ dp = p[1] + p[2], dn = p[1] - p[2], ap = fabs(dp), an = fabs(dn);
masks[2] |= ap <= bias*an ? 0x3F : (dp >= 0 ? (1<<2)|(1<<4) : (2<<2)|(2<<4));
masks[3] |= an <= bias*ap ? 0x3F : (dn >= 0 ? (1<<2)|(2<<4) : (2<<2)|(1<<4));
- dp = p[2] + p[0], dn = p[2] - p[0], ap = fabs(dp), an = fabs(dn),
+ dp = p[2] + p[0], dn = p[2] - p[0], ap = fabs(dp), an = fabs(dn);
masks[4] |= ap <= bias*an ? 0x3F : (dp >= 0 ? (1<<4)|(1<<0) : (2<<4)|(2<<0));
masks[5] |= an <= bias*ap ? 0x3F : (dn >= 0 ? (1<<4)|(2<<0) : (2<<4)|(1<<0));
}
+#endif
return sides & masks[0] & masks[1] & masks[2] & masks[3] & masks[4] & masks[5];
}
pixels[y][x][3] = 255;
}
}
- r_shadow_lightcorona = R_SkinFrame_LoadInternalBGRA("lightcorona", TEXF_PRECACHE | TEXF_FORCELINEAR, &pixels[0][0][0], 32, 32);
+ r_shadow_lightcorona = R_SkinFrame_LoadInternalBGRA("lightcorona", TEXF_FORCELINEAR, &pixels[0][0][0], 32, 32);
}
static unsigned int R_Shadow_MakeTextures_SamplePoint(float x, float y, float z)
// 1D gradient texture
for (x = 0;x < ATTEN1DSIZE;x++)
data[x] = R_Shadow_MakeTextures_SamplePoint((x + 0.5f) * (1.0f / ATTEN1DSIZE) * (1.0f / 0.9375), 0, 0);
- r_shadow_attenuationgradienttexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation1d", ATTEN1DSIZE, 1, (unsigned char *)data, TEXTYPE_BGRA, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, NULL);
+ r_shadow_attenuationgradienttexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation1d", ATTEN1DSIZE, 1, (unsigned char *)data, TEXTYPE_BGRA, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, -1, NULL);
// 2D circle texture
for (y = 0;y < ATTEN2DSIZE;y++)
for (x = 0;x < ATTEN2DSIZE;x++)
data[y*ATTEN2DSIZE+x] = R_Shadow_MakeTextures_SamplePoint(((x + 0.5f) * (2.0f / ATTEN2DSIZE) - 1.0f) * (1.0f / 0.9375), ((y + 0.5f) * (2.0f / ATTEN2DSIZE) - 1.0f) * (1.0f / 0.9375), 0);
- r_shadow_attenuation2dtexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation2d", ATTEN2DSIZE, ATTEN2DSIZE, (unsigned char *)data, TEXTYPE_BGRA, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, NULL);
+ r_shadow_attenuation2dtexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation2d", ATTEN2DSIZE, ATTEN2DSIZE, (unsigned char *)data, TEXTYPE_BGRA, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, -1, NULL);
// 3D sphere texture
- if (r_shadow_texture3d.integer && gl_texture3d)
+ if (r_shadow_texture3d.integer && vid.support.ext_texture_3d)
{
for (z = 0;z < ATTEN3DSIZE;z++)
for (y = 0;y < ATTEN3DSIZE;y++)
for (x = 0;x < ATTEN3DSIZE;x++)
data[(z*ATTEN3DSIZE+y)*ATTEN3DSIZE+x] = R_Shadow_MakeTextures_SamplePoint(((x + 0.5f) * (2.0f / ATTEN3DSIZE) - 1.0f) * (1.0f / 0.9375), ((y + 0.5f) * (2.0f / ATTEN3DSIZE) - 1.0f) * (1.0f / 0.9375), ((z + 0.5f) * (2.0f / ATTEN3DSIZE) - 1.0f) * (1.0f / 0.9375));
- r_shadow_attenuation3dtexture = R_LoadTexture3D(r_shadow_texturepool, "attenuation3d", ATTEN3DSIZE, ATTEN3DSIZE, ATTEN3DSIZE, (unsigned char *)data, TEXTYPE_BGRA, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, NULL);
+ r_shadow_attenuation3dtexture = R_LoadTexture3D(r_shadow_texturepool, "attenuation3d", ATTEN3DSIZE, ATTEN3DSIZE, ATTEN3DSIZE, (unsigned char *)data, TEXTYPE_BGRA, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, -1, NULL);
}
else
r_shadow_attenuation3dtexture = NULL;
void R_Shadow_ValidateCvars(void)
{
- if (r_shadow_texture3d.integer && !gl_texture3d)
+ if (r_shadow_texture3d.integer && !vid.support.ext_texture_3d)
Cvar_SetValueQuick(&r_shadow_texture3d, 0);
- if (gl_ext_separatestencil.integer && !gl_support_separatestencil)
+ if (gl_ext_separatestencil.integer && !vid.support.ati_separate_stencil)
Cvar_SetValueQuick(&gl_ext_separatestencil, 0);
- if (gl_ext_stenciltwoside.integer && !gl_support_stenciltwoside)
+ if (gl_ext_stenciltwoside.integer && !vid.support.ext_stencil_two_side)
Cvar_SetValueQuick(&gl_ext_stenciltwoside, 0);
}
R_Shadow_MakeTextures();
CHECKGLERROR
- R_Mesh_ColorPointer(NULL, 0, 0);
R_Mesh_ResetTextureState();
GL_BlendFunc(GL_ONE, GL_ZERO);
GL_DepthRange(0, 1);
r_shadow_rendermode = R_SHADOW_RENDERMODE_NONE;
- if (gl_ext_separatestencil.integer)
+ if (gl_ext_separatestencil.integer && vid.support.ati_separate_stencil)
{
r_shadow_shadowingrendermode_zpass = R_SHADOW_RENDERMODE_ZPASS_SEPARATESTENCIL;
r_shadow_shadowingrendermode_zfail = R_SHADOW_RENDERMODE_ZFAIL_SEPARATESTENCIL;
}
- else if (gl_ext_stenciltwoside.integer)
+ else if (gl_ext_stenciltwoside.integer && vid.support.ext_stencil_two_side)
{
r_shadow_shadowingrendermode_zpass = R_SHADOW_RENDERMODE_ZPASS_STENCILTWOSIDE;
r_shadow_shadowingrendermode_zfail = R_SHADOW_RENDERMODE_ZFAIL_STENCILTWOSIDE;
r_shadow_shadowingrendermode_zfail = R_SHADOW_RENDERMODE_ZFAIL_STENCIL;
}
- if (r_glsl.integer && gl_support_fragment_shader)
+ switch(vid.renderpath)
+ {
+ case RENDERPATH_GL20:
+ case RENDERPATH_D3D9:
+ case RENDERPATH_D3D10:
+ case RENDERPATH_D3D11:
+ case RENDERPATH_SOFT:
+ case RENDERPATH_GLES2:
r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_GLSL;
- else if (gl_dot3arb && gl_texturecubemap && r_shadow_dot3.integer && gl_stencil)
- r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_DOT3;
- else
- r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_VERTEX;
+ break;
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL11:
+ if (r_textureunits.integer >= 2 && vid.texunits >= 2 && r_shadow_texture3d.integer && r_shadow_attenuation3dtexture)
+ r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_VERTEX3DATTEN;
+ else if (r_textureunits.integer >= 3 && vid.texunits >= 3)
+ r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_VERTEX2D1DATTEN;
+ else if (r_textureunits.integer >= 2 && vid.texunits >= 2)
+ r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_VERTEX2DATTEN;
+ else
+ r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_VERTEX;
+ break;
+ }
CHECKGLERROR
#if 0
void R_Shadow_RenderMode_Reset(void)
{
- CHECKGLERROR
- if (r_shadow_rendermode == R_SHADOW_RENDERMODE_ZPASS_STENCILTWOSIDE || r_shadow_rendermode == R_SHADOW_RENDERMODE_ZFAIL_STENCILTWOSIDE)
- {
- qglDisable(GL_STENCIL_TEST_TWO_SIDE_EXT);CHECKGLERROR
- }
- if (gl_support_ext_framebuffer_object)
- {
- qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);CHECKGLERROR
- }
-#if 0
- qglDrawBuffer(r_shadow_drawbuffer);CHECKGLERROR
- qglReadBuffer(r_shadow_readbuffer);CHECKGLERROR
-#endif
+ R_Mesh_ResetRenderTargets();
R_SetViewport(&r_refdef.view.viewport);
GL_Scissor(r_shadow_lightscissor[0], r_shadow_lightscissor[1], r_shadow_lightscissor[2], r_shadow_lightscissor[3]);
- R_Mesh_ColorPointer(NULL, 0, 0);
R_Mesh_ResetTextureState();
GL_DepthRange(0, 1);
GL_DepthTest(true);
GL_DepthMask(false);
- qglDepthFunc(GL_LEQUAL);CHECKGLERROR
+ GL_DepthFunc(GL_LEQUAL);
GL_PolygonOffset(r_refdef.polygonfactor, r_refdef.polygonoffset);CHECKGLERROR
- qglDisable(GL_STENCIL_TEST);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
- qglStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);CHECKGLERROR
- qglStencilFunc(GL_ALWAYS, 128, ~0);CHECKGLERROR
r_refdef.view.cullface_front = r_shadow_cullface_front;
r_refdef.view.cullface_back = r_shadow_cullface_back;
GL_CullFace(r_refdef.view.cullface_back);
GL_Color(1, 1, 1, 1);
GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
GL_BlendFunc(GL_ONE, GL_ZERO);
- R_SetupGenericShader(false);
- r_shadow_usingshadowmaprect = false;
- r_shadow_usingshadowmapcube = false;
+ R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
r_shadow_usingshadowmap2d = false;
- CHECKGLERROR
+ r_shadow_usingshadowmaportho = false;
+ R_SetStencil(false, 255, GL_KEEP, GL_KEEP, GL_KEEP, GL_ALWAYS, 128, 255);
}
void R_Shadow_ClearStencil(void)
{
- CHECKGLERROR
- GL_Clear(GL_STENCIL_BUFFER_BIT);
+ GL_Clear(GL_STENCIL_BUFFER_BIT, NULL, 1.0f, 128);
r_refdef.stats.lights_clears++;
}
r_shadow_rendermode_t mode = zpass ? r_shadow_shadowingrendermode_zpass : r_shadow_shadowingrendermode_zfail;
if (r_shadow_rendermode == mode)
return;
- CHECKGLERROR
R_Shadow_RenderMode_Reset();
+ GL_DepthFunc(GL_LESS);
GL_ColorMask(0, 0, 0, 0);
GL_PolygonOffset(r_refdef.shadowpolygonfactor, r_refdef.shadowpolygonoffset);CHECKGLERROR
- R_SetupDepthOrShadowShader();
- qglDepthFunc(GL_LESS);CHECKGLERROR
- qglEnable(GL_STENCIL_TEST);CHECKGLERROR
+ GL_CullFace(GL_NONE);
+ R_SetupShader_DepthOrShadow();
r_shadow_rendermode = mode;
switch(mode)
{
default:
break;
- case R_SHADOW_RENDERMODE_ZPASS_SEPARATESTENCIL:
- GL_CullFace(GL_NONE);
- qglStencilOpSeparate(r_refdef.view.cullface_front, GL_KEEP, GL_KEEP, GL_INCR);CHECKGLERROR
- qglStencilOpSeparate(r_refdef.view.cullface_back, GL_KEEP, GL_KEEP, GL_DECR);CHECKGLERROR
- break;
- case R_SHADOW_RENDERMODE_ZFAIL_SEPARATESTENCIL:
- GL_CullFace(GL_NONE);
- qglStencilOpSeparate(r_refdef.view.cullface_front, GL_KEEP, GL_INCR, GL_KEEP);CHECKGLERROR
- qglStencilOpSeparate(r_refdef.view.cullface_back, GL_KEEP, GL_DECR, GL_KEEP);CHECKGLERROR
- break;
case R_SHADOW_RENDERMODE_ZPASS_STENCILTWOSIDE:
- GL_CullFace(GL_NONE);
- qglEnable(GL_STENCIL_TEST_TWO_SIDE_EXT);CHECKGLERROR
- qglActiveStencilFaceEXT(r_refdef.view.cullface_front);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
- qglStencilOp(GL_KEEP, GL_KEEP, GL_INCR);CHECKGLERROR
- qglActiveStencilFaceEXT(r_refdef.view.cullface_back);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
- qglStencilOp(GL_KEEP, GL_KEEP, GL_DECR);CHECKGLERROR
+ case R_SHADOW_RENDERMODE_ZPASS_SEPARATESTENCIL:
+ R_SetStencilSeparate(true, 255, GL_KEEP, GL_KEEP, GL_INCR, GL_KEEP, GL_KEEP, GL_DECR, GL_ALWAYS, GL_ALWAYS, 128, 255);
break;
case R_SHADOW_RENDERMODE_ZFAIL_STENCILTWOSIDE:
- GL_CullFace(GL_NONE);
- qglEnable(GL_STENCIL_TEST_TWO_SIDE_EXT);CHECKGLERROR
- qglActiveStencilFaceEXT(r_refdef.view.cullface_front);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
- qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);CHECKGLERROR
- qglActiveStencilFaceEXT(r_refdef.view.cullface_back);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
- qglStencilOp(GL_KEEP, GL_DECR, GL_KEEP);CHECKGLERROR
+ case R_SHADOW_RENDERMODE_ZFAIL_SEPARATESTENCIL:
+ R_SetStencilSeparate(true, 255, GL_KEEP, GL_INCR, GL_KEEP, GL_KEEP, GL_DECR, GL_KEEP, GL_ALWAYS, GL_ALWAYS, 128, 255);
break;
}
}
0, 0, 0x33, 0xFF, // +Z: <0, 0>, <0.5, 2.5>
0, 0, 0x99, 0xFF, // -Z: <0, 0>, <1.5, 2.5>
};
- r_shadow_shadowmapvsdcttexture = R_LoadTextureCubeMap(r_shadow_texturepool, "shadowmapvsdct", 1, data, TEXTYPE_RGBA, TEXF_ALWAYSPRECACHE | TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALPHA, NULL);
+ r_shadow_shadowmapvsdcttexture = R_LoadTextureCubeMap(r_shadow_texturepool, "shadowmapvsdct", 1, data, TEXTYPE_RGBA, TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALPHA, -1, NULL);
}
-void R_Shadow_RenderMode_ShadowMap(int side, qboolean clear, int size)
+static void R_Shadow_MakeShadowMap(int side, int size)
{
- int status;
- int maxsize;
- float nearclip, farclip, bias;
- r_viewport_t viewport;
- GLuint fbo = 0;
- CHECKGLERROR
- maxsize = r_shadow_shadowmapmaxsize;
- nearclip = r_shadow_shadowmapping_nearclip.value / rsurface.rtlight->radius;
- farclip = 1.0f;
- bias = r_shadow_shadowmapping_bias.value * nearclip * (1024.0f / size);// * rsurface.rtlight->radius;
- r_shadow_shadowmap_parameters[2] = 0.5f + 0.5f * (farclip + nearclip) / (farclip - nearclip);
- r_shadow_shadowmap_parameters[3] = -nearclip * farclip / (farclip - nearclip) - 0.5f * bias;
- r_shadow_shadowmapside = side;
- r_shadow_shadowmapsize = size;
- if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAP2D)
+ switch (r_shadow_shadowmode)
{
- r_shadow_shadowmap_parameters[0] = 0.5f * (size - r_shadow_shadowmapborder);
- r_shadow_shadowmap_parameters[1] = r_shadow_shadowmapvsdct ? 2.5f*size : size;
- R_Viewport_InitRectSideView(&viewport, &rsurface.rtlight->matrix_lighttoworld, side, size, r_shadow_shadowmapborder, nearclip, farclip, NULL);
- if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAP2D) goto init_done;
-
- // complex unrolled cube approach (more flexible)
- if (r_shadow_shadowmapvsdct && !r_shadow_shadowmapvsdcttexture)
- R_Shadow_MakeVSDCT();
- if (!r_shadow_shadowmap2dtexture)
+ case R_SHADOW_SHADOWMODE_SHADOWMAP2D:
+ if (r_shadow_shadowmap2dtexture) return;
+ r_shadow_shadowmap2dtexture = R_LoadTextureShadowMap2D(r_shadow_texturepool, "shadowmap", size*2, size*(vid.support.arb_texture_non_power_of_two ? 3 : 4), r_shadow_shadowmapdepthbits, r_shadow_shadowmapsampler);
+ r_shadow_shadowmap2dcolortexture = NULL;
+ switch(vid.renderpath)
{
-#if 1
- int w = maxsize*2, h = gl_support_arb_texture_non_power_of_two ? maxsize*3 : maxsize*4;
- r_shadow_shadowmap2dtexture = R_LoadTextureShadowMap2D(r_shadow_texturepool, "shadowmap", w, h, r_shadow_shadowmapdepthbits, r_shadow_shadowmapsampler);
- qglGenFramebuffersEXT(1, &r_shadow_fbo2d);CHECKGLERROR
- qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_fbo2d);CHECKGLERROR
- qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_2D, R_GetTexture(r_shadow_shadowmap2dtexture), 0);CHECKGLERROR
- // render depth into the fbo, do not render color at all
- qglDrawBuffer(GL_NONE);CHECKGLERROR
- qglReadBuffer(GL_NONE);CHECKGLERROR
- status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
- if (status != GL_FRAMEBUFFER_COMPLETE_EXT && r_shadow_shadowmapping.integer)
- {
- Con_Printf("R_Shadow_RenderMode_ShadowMap: glCheckFramebufferStatusEXT returned %i\n", status);
- Cvar_SetValueQuick(&r_shadow_shadowmapping, 0);
- }
+#ifdef SUPPORTD3D
+ case RENDERPATH_D3D9:
+ r_shadow_shadowmap2dcolortexture = R_LoadTexture2D(r_shadow_texturepool, "shadowmaprendertarget", size*2, size*(vid.support.arb_texture_non_power_of_two ? 3 : 4), NULL, TEXTYPE_BGRA, TEXF_RENDERTARGET | TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALPHA, -1, NULL);
+ r_shadow_fbo2d = R_Mesh_CreateFramebufferObject(r_shadow_shadowmap2dtexture, r_shadow_shadowmap2dcolortexture, NULL, NULL, NULL);
+ break;
#endif
+ default:
+ r_shadow_fbo2d = R_Mesh_CreateFramebufferObject(r_shadow_shadowmap2dtexture, NULL, NULL, NULL, NULL);
+ break;
}
- CHECKGLERROR
- if (r_shadow_shadowmap2dtexture) fbo = r_shadow_fbo2d;
- r_shadow_shadowmap_texturescale[0] = 1.0f / R_TextureWidth(r_shadow_shadowmap2dtexture);
- r_shadow_shadowmap_texturescale[1] = 1.0f / R_TextureHeight(r_shadow_shadowmap2dtexture);
- r_shadow_rendermode = R_SHADOW_RENDERMODE_SHADOWMAP2D;
+ break;
+ default:
+ return;
}
- else if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE)
- {
- r_shadow_shadowmap_parameters[0] = 0.5f * (size - r_shadow_shadowmapborder);
- r_shadow_shadowmap_parameters[1] = r_shadow_shadowmapvsdct ? 2.5f*size : size;
- R_Viewport_InitRectSideView(&viewport, &rsurface.rtlight->matrix_lighttoworld, side, size, r_shadow_shadowmapborder, nearclip, farclip, NULL);
- if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE) goto init_done;
- // complex unrolled cube approach (more flexible)
- if (r_shadow_shadowmapvsdct && !r_shadow_shadowmapvsdcttexture)
- R_Shadow_MakeVSDCT();
- if (!r_shadow_shadowmaprectangletexture)
- {
-#if 1
- r_shadow_shadowmaprectangletexture = R_LoadTextureShadowMapRectangle(r_shadow_texturepool, "shadowmap", maxsize*2, maxsize*3, r_shadow_shadowmapdepthbits, r_shadow_shadowmapsampler);
- qglGenFramebuffersEXT(1, &r_shadow_fborectangle);CHECKGLERROR
- qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_fborectangle);CHECKGLERROR
- qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_RECTANGLE_ARB, R_GetTexture(r_shadow_shadowmaprectangletexture), 0);CHECKGLERROR
- // render depth into the fbo, do not render color at all
- qglDrawBuffer(GL_NONE);CHECKGLERROR
- qglReadBuffer(GL_NONE);CHECKGLERROR
- status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
- if (status != GL_FRAMEBUFFER_COMPLETE_EXT && r_shadow_shadowmapping.integer)
- {
- Con_Printf("R_Shadow_RenderMode_ShadowMap: glCheckFramebufferStatusEXT returned %i\n", status);
- Cvar_SetValueQuick(&r_shadow_shadowmapping, 0);
- }
-#endif
- }
- CHECKGLERROR
- if(r_shadow_shadowmaprectangletexture) fbo = r_shadow_fborectangle;
- r_shadow_shadowmap_texturescale[0] = 1.0f;
- r_shadow_shadowmap_texturescale[1] = 1.0f;
- r_shadow_rendermode = R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE;
- }
- else if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE)
+ // render depth into the fbo, do not render color at all
+ // validate the fbo now
+ if (qglDrawBuffer)
{
- r_shadow_shadowmap_parameters[0] = 1.0f;
- r_shadow_shadowmap_parameters[1] = 1.0f;
- R_Viewport_InitCubeSideView(&viewport, &rsurface.rtlight->matrix_lighttoworld, side, size, nearclip, farclip, NULL);
- if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE) goto init_done;
-
- // simple cube approach
- if (!r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod])
+ int status;
+ qglDrawBuffer(GL_NONE);CHECKGLERROR
+ qglReadBuffer(GL_NONE);CHECKGLERROR
+ status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
+ if (status != GL_FRAMEBUFFER_COMPLETE_EXT && (r_shadow_shadowmapping.integer || r_shadow_deferred.integer))
{
- #if 1
- r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod] = R_LoadTextureShadowMapCube(r_shadow_texturepool, "shadowmapcube", size, r_shadow_shadowmapdepthbits, r_shadow_shadowmapsampler);
- qglGenFramebuffersEXT(1, &r_shadow_fbocubeside[r_shadow_shadowmaplod]);CHECKGLERROR
- qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_fbocubeside[r_shadow_shadowmaplod]);CHECKGLERROR
- qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB + side, R_GetTexture(r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod]), 0);CHECKGLERROR
- // render depth into the fbo, do not render color at all
- qglDrawBuffer(GL_NONE);CHECKGLERROR
- qglReadBuffer(GL_NONE);CHECKGLERROR
- status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
- if (status != GL_FRAMEBUFFER_COMPLETE_EXT && r_shadow_shadowmapping.integer)
- {
- Con_Printf("R_Shadow_RenderMode_ShadowMap: glCheckFramebufferStatusEXT returned %i\n", status);
- Cvar_SetValueQuick(&r_shadow_shadowmapping, 0);
- }
- #endif
+ Con_Printf("R_Shadow_MakeShadowMap: glCheckFramebufferStatusEXT returned %i\n", status);
+ Cvar_SetValueQuick(&r_shadow_shadowmapping, 0);
+ Cvar_SetValueQuick(&r_shadow_deferred, 0);
}
- CHECKGLERROR
- if (r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod]) fbo = r_shadow_fbocubeside[r_shadow_shadowmaplod];
- r_shadow_shadowmap_texturescale[0] = 0.0f;
- r_shadow_shadowmap_texturescale[1] = 0.0f;
- r_shadow_rendermode = R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE;
}
+}
+void R_Shadow_RenderMode_ShadowMap(int side, int clear, int size)
+{
+ float nearclip, farclip, bias;
+ r_viewport_t viewport;
+ int flipped;
+ GLuint fbo = 0;
+ float clearcolor[4];
+ nearclip = r_shadow_shadowmapping_nearclip.value / rsurface.rtlight->radius;
+ farclip = 1.0f;
+ bias = r_shadow_shadowmapping_bias.value * nearclip * (1024.0f / size);// * rsurface.rtlight->radius;
+ r_shadow_shadowmap_parameters[1] = -nearclip * farclip / (farclip - nearclip) - 0.5f * bias;
+ r_shadow_shadowmap_parameters[3] = 0.5f + 0.5f * (farclip + nearclip) / (farclip - nearclip);
+ r_shadow_shadowmapside = side;
+ r_shadow_shadowmapsize = size;
+
+ r_shadow_shadowmap_parameters[0] = 0.5f * (size - r_shadow_shadowmapborder);
+ r_shadow_shadowmap_parameters[2] = r_shadow_shadowmapvsdct ? 2.5f*size : size;
+ R_Viewport_InitRectSideView(&viewport, &rsurface.rtlight->matrix_lighttoworld, side, size, r_shadow_shadowmapborder, nearclip, farclip, NULL);
+ if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAP2D) goto init_done;
+
+ // complex unrolled cube approach (more flexible)
+ if (r_shadow_shadowmapvsdct && !r_shadow_shadowmapvsdcttexture)
+ R_Shadow_MakeVSDCT();
+ if (!r_shadow_shadowmap2dtexture)
+ R_Shadow_MakeShadowMap(side, r_shadow_shadowmapmaxsize);
+ if (r_shadow_shadowmap2dtexture) fbo = r_shadow_fbo2d;
+ r_shadow_shadowmap_texturescale[0] = 1.0f / R_TextureWidth(r_shadow_shadowmap2dtexture);
+ r_shadow_shadowmap_texturescale[1] = 1.0f / R_TextureHeight(r_shadow_shadowmap2dtexture);
+ r_shadow_rendermode = R_SHADOW_RENDERMODE_SHADOWMAP2D;
+
+ R_Mesh_ResetTextureState();
+ R_Mesh_ResetRenderTargets();
R_Shadow_RenderMode_Reset();
if (fbo)
{
- qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fbo);CHECKGLERROR
- R_SetupDepthOrShadowShader();
+ R_Mesh_SetRenderTargets(fbo, r_shadow_shadowmap2dtexture, r_shadow_shadowmap2dcolortexture, NULL, NULL, NULL);
+ R_SetupShader_DepthOrShadow();
}
else
- {
- R_SetupShowDepthShader();
- qglClearColor(1,1,1,1);CHECKGLERROR
- }
- CHECKGLERROR
+ R_SetupShader_ShowDepth();
GL_PolygonOffset(r_shadow_shadowmapping_polygonfactor.value, r_shadow_shadowmapping_polygonoffset.value);
GL_DepthMask(true);
GL_DepthTest(true);
- qglClearDepth(1);
- CHECKGLERROR
init_done:
R_SetViewport(&viewport);
- GL_Scissor(viewport.x, viewport.y, viewport.width, viewport.height);
- if(r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAP2D || r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE)
- {
- int flipped = (side&1)^(side>>2);
- r_refdef.view.cullface_front = flipped ? r_shadow_cullface_back : r_shadow_cullface_front;
- r_refdef.view.cullface_back = flipped ? r_shadow_cullface_front : r_shadow_cullface_back;
+ flipped = (side & 1) ^ (side >> 2);
+ r_refdef.view.cullface_front = flipped ? r_shadow_cullface_back : r_shadow_cullface_front;
+ r_refdef.view.cullface_back = flipped ? r_shadow_cullface_front : r_shadow_cullface_back;
+ switch(vid.renderpath)
+ {
+ case RENDERPATH_GL11:
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL20:
+ case RENDERPATH_SOFT:
+ case RENDERPATH_GLES2:
GL_CullFace(r_refdef.view.cullface_back);
+ // OpenGL lets us scissor larger than the viewport, so go ahead and clear all views at once
+ if ((clear & ((2 << side) - 1)) == (1 << side)) // only clear if the side is the first in the mask
+ {
+ // get tightest scissor rectangle that encloses all viewports in the clear mask
+ int x1 = clear & 0x15 ? 0 : size;
+ int x2 = clear & 0x2A ? 2 * size : size;
+ int y1 = clear & 0x03 ? 0 : (clear & 0xC ? size : 2 * size);
+ int y2 = clear & 0x30 ? 3 * size : (clear & 0xC ? 2 * size : size);
+ GL_Scissor(x1, y1, x2 - x1, y2 - y1);
+ GL_Clear(GL_DEPTH_BUFFER_BIT, NULL, 1.0f, 0);
+ }
+ GL_Scissor(viewport.x, viewport.y, viewport.width, viewport.height);
+ break;
+ case RENDERPATH_D3D9:
+ case RENDERPATH_D3D10:
+ case RENDERPATH_D3D11:
+ Vector4Set(clearcolor, 1,1,1,1);
+ // completely different meaning than in OpenGL path
+ r_shadow_shadowmap_parameters[1] = 0;
+ r_shadow_shadowmap_parameters[3] = -bias;
+ // we invert the cull mode because we flip the projection matrix
+ // NOTE: this actually does nothing because the DrawShadowMap code sets it to doublesided...
+ GL_CullFace(r_refdef.view.cullface_front);
+ // D3D considers it an error to use a scissor larger than the viewport... clear just this view
+ GL_Scissor(viewport.x, viewport.y, viewport.width, viewport.height);
+ if (r_shadow_shadowmapsampler)
+ {
+ GL_ColorMask(0,0,0,0);
+ if (clear)
+ GL_Clear(GL_DEPTH_BUFFER_BIT, clearcolor, 1.0f, 0);
+ }
+ else
+ {
+ GL_ColorMask(1,1,1,1);
+ if (clear)
+ GL_Clear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT, clearcolor, 1.0f, 0);
+ }
+ break;
}
- else if(r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE)
- {
- qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB + side, R_GetTexture(r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod]), 0);CHECKGLERROR
- }
- if (clear)
- qglClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
- CHECKGLERROR
}
void R_Shadow_RenderMode_Lighting(qboolean stenciltest, qboolean transparent, qboolean shadowmapping)
{
+ R_Mesh_ResetTextureState();
+ R_Mesh_ResetRenderTargets();
if (transparent)
{
r_shadow_lightscissor[0] = r_refdef.view.viewport.x;
r_shadow_lightscissor[2] = r_refdef.view.viewport.width;
r_shadow_lightscissor[3] = r_refdef.view.viewport.height;
}
- CHECKGLERROR
R_Shadow_RenderMode_Reset();
GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
if (!transparent)
- {
- qglDepthFunc(GL_EQUAL);CHECKGLERROR
- }
- if (stenciltest)
- {
- qglEnable(GL_STENCIL_TEST);CHECKGLERROR
- // only draw light where this geometry was already rendered AND the
- // stencil is 128 (values other than this mean shadow)
- qglStencilFunc(GL_EQUAL, 128, ~0);CHECKGLERROR
- }
- r_shadow_rendermode = r_shadow_lightingrendermode;
+ GL_DepthFunc(GL_EQUAL);
// do global setup needed for the chosen lighting mode
if (r_shadow_rendermode == R_SHADOW_RENDERMODE_LIGHT_GLSL)
- {
- R_Mesh_TexBindCubeMap(GL20TU_CUBE, R_GetTexture(rsurface.rtlight->currentcubemap)); // light filter
GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 0);
- CHECKGLERROR
- if (shadowmapping)
- {
- if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAP2D)
- {
- r_shadow_usingshadowmap2d = true;
- R_Mesh_TexBind(GL20TU_SHADOWMAP2D, R_GetTexture(r_shadow_shadowmap2dtexture));
- CHECKGLERROR
- }
- else if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE)
- {
- r_shadow_usingshadowmaprect = true;
- R_Mesh_TexBindRectangle(GL20TU_SHADOWMAPRECT, R_GetTexture(r_shadow_shadowmaprectangletexture));
- CHECKGLERROR
- }
- else if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE)
- {
- r_shadow_usingshadowmapcube = true;
- R_Mesh_TexBindCubeMap(GL20TU_SHADOWMAPCUBE, R_GetTexture(r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod]));
- CHECKGLERROR
- }
-
- if (r_shadow_shadowmapvsdct && (r_shadow_usingshadowmap2d || r_shadow_usingshadowmaprect))
- {
- R_Mesh_TexBindCubeMap(GL20TU_CUBEPROJECTION, R_GetTexture(r_shadow_shadowmapvsdcttexture));
- CHECKGLERROR
- }
- }
- }
- else if (r_shadow_rendermode == R_SHADOW_RENDERMODE_LIGHT_VERTEX)
- R_Mesh_ColorPointer(rsurface.array_color4f, 0, 0);
- //GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
- CHECKGLERROR
-}
-
-void R_Shadow_RenderMode_VisibleShadowVolumes(void)
-{
- CHECKGLERROR
- R_Shadow_RenderMode_Reset();
- GL_BlendFunc(GL_ONE, GL_ONE);
- GL_DepthRange(0, 1);
- GL_DepthTest(r_showshadowvolumes.integer < 2);
- GL_Color(0.0, 0.0125 * r_refdef.view.colorscale, 0.1 * r_refdef.view.colorscale, 1);
- GL_PolygonOffset(r_refdef.shadowpolygonfactor, r_refdef.shadowpolygonoffset);CHECKGLERROR
- GL_CullFace(GL_NONE);
- r_shadow_rendermode = R_SHADOW_RENDERMODE_VISIBLEVOLUMES;
-}
-
-void R_Shadow_RenderMode_VisibleLighting(qboolean stenciltest, qboolean transparent)
-{
- CHECKGLERROR
- R_Shadow_RenderMode_Reset();
- GL_BlendFunc(GL_ONE, GL_ONE);
- GL_DepthRange(0, 1);
- GL_DepthTest(r_showlighting.integer < 2);
- GL_Color(0.1 * r_refdef.view.colorscale, 0.0125 * r_refdef.view.colorscale, 0, 1);
- if (!transparent)
- {
- qglDepthFunc(GL_EQUAL);CHECKGLERROR
- }
+ r_shadow_usingshadowmap2d = shadowmapping;
+ r_shadow_rendermode = r_shadow_lightingrendermode;
+ // only draw light where this geometry was already rendered AND the
+ // stencil is 128 (values other than this mean shadow)
if (stenciltest)
- {
- qglEnable(GL_STENCIL_TEST);CHECKGLERROR
- qglStencilFunc(GL_EQUAL, 128, ~0);CHECKGLERROR
- }
- r_shadow_rendermode = R_SHADOW_RENDERMODE_VISIBLELIGHTING;
+ R_SetStencil(true, 255, GL_KEEP, GL_KEEP, GL_KEEP, GL_EQUAL, 128, 255);
+ else
+ R_SetStencil(false, 255, GL_KEEP, GL_KEEP, GL_KEEP, GL_ALWAYS, 128, 255);
}
-void R_Shadow_RenderMode_End(void)
+static const unsigned short bboxelements[36] =
{
- CHECKGLERROR
- R_Shadow_RenderMode_Reset();
- R_Shadow_RenderMode_ActiveLight(NULL);
- GL_DepthMask(true);
- GL_Scissor(r_refdef.view.viewport.x, r_refdef.view.viewport.y, r_refdef.view.viewport.width, r_refdef.view.viewport.height);
- r_shadow_rendermode = R_SHADOW_RENDERMODE_NONE;
-}
+ 5, 1, 3, 5, 3, 7,
+ 6, 2, 0, 6, 0, 4,
+ 7, 3, 2, 7, 2, 6,
+ 4, 0, 1, 4, 1, 5,
+ 4, 5, 7, 4, 7, 6,
+ 1, 0, 2, 1, 2, 3,
+};
-int bboxedges[12][2] =
+static const float bboxpoints[8][3] =
{
- // top
- {0, 1}, // +X
- {0, 2}, // +Y
- {1, 3}, // Y, +X
- {2, 3}, // X, +Y
- // bottom
- {4, 5}, // +X
- {4, 6}, // +Y
- {5, 7}, // Y, +X
- {6, 7}, // X, +Y
- // verticals
- {0, 4}, // +Z
- {1, 5}, // X, +Z
- {2, 6}, // Y, +Z
- {3, 7}, // XY, +Z
+ {-1,-1,-1},
+ { 1,-1,-1},
+ {-1, 1,-1},
+ { 1, 1,-1},
+ {-1,-1, 1},
+ { 1,-1, 1},
+ {-1, 1, 1},
+ { 1, 1, 1},
};
-qboolean R_Shadow_ScissorForBBox(const float *mins, const float *maxs)
+void R_Shadow_RenderMode_DrawDeferredLight(qboolean stenciltest, qboolean shadowmapping)
{
- int i, ix1, iy1, ix2, iy2;
- float x1, y1, x2, y2;
- vec4_t v, v2;
- float vertex[20][3];
- int j, k;
- vec4_t plane4f;
- int numvertices;
- float corner[8][4];
- float dist[8];
- int sign[8];
- float f;
-
- r_shadow_lightscissor[0] = r_refdef.view.viewport.x;
- r_shadow_lightscissor[1] = r_refdef.view.viewport.y;
- r_shadow_lightscissor[2] = r_refdef.view.viewport.width;
- r_shadow_lightscissor[3] = r_refdef.view.viewport.height;
-
- if (!r_shadow_scissor.integer)
- return false;
-
- // if view is inside the light box, just say yes it's visible
- if (BoxesOverlap(r_refdef.view.origin, r_refdef.view.origin, mins, maxs))
- return false;
+ int i;
+ float vertex3f[8*3];
+ const matrix4x4_t *matrix = &rsurface.rtlight->matrix_lighttoworld;
+// do global setup needed for the chosen lighting mode
+ R_Shadow_RenderMode_Reset();
+ r_shadow_rendermode = r_shadow_lightingrendermode;
+ R_EntityMatrix(&identitymatrix);
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+ // only draw light where this geometry was already rendered AND the
+ // stencil is 128 (values other than this mean shadow)
+ R_SetStencil(stenciltest, 255, GL_KEEP, GL_KEEP, GL_KEEP, GL_EQUAL, 128, 255);
+ R_Mesh_SetRenderTargets(r_shadow_prepasslightingdiffusespecularfbo, r_shadow_prepassgeometrydepthtexture, r_shadow_prepasslightingdiffusetexture, r_shadow_prepasslightingspeculartexture, NULL, NULL);
- x1 = y1 = x2 = y2 = 0;
+ r_shadow_usingshadowmap2d = shadowmapping;
- // transform all corners that are infront of the nearclip plane
- VectorNegate(r_refdef.view.frustum[4].normal, plane4f);
- plane4f[3] = r_refdef.view.frustum[4].dist;
- numvertices = 0;
+ // render the lighting
+ R_SetupShader_DeferredLight(rsurface.rtlight);
for (i = 0;i < 8;i++)
+ Matrix4x4_Transform(matrix, bboxpoints[i], vertex3f + i*3);
+ GL_ColorMask(1,1,1,1);
+ GL_DepthMask(false);
+ GL_DepthRange(0, 1);
+ GL_PolygonOffset(0, 0);
+ GL_DepthTest(true);
+ GL_DepthFunc(GL_GREATER);
+ GL_CullFace(r_refdef.view.cullface_back);
+ R_Mesh_PrepareVertices_Vertex3f(8, vertex3f, NULL);
+ R_Mesh_Draw(0, 8, 0, 12, NULL, NULL, 0, bboxelements, NULL, 0);
+}
+
+static void R_Shadow_UpdateBounceGridTexture(void)
+{
+#define MAXBOUNCEGRIDPARTICLESPERLIGHT 1048576
+ dlight_t *light;
+ int flag = r_refdef.scene.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
+ int bouncecount;
+ int bouncelimit;
+ int c[3];
+ int hitsupercontentsmask;
+ int maxbounce;
+ int numpixels;
+ int resolution[3];
+ int shootparticles;
+ int shotparticles;
+ int tex[3];
+ trace_t cliptrace;
+ unsigned char *pixel;
+ unsigned char *pixels;
+ unsigned int lightindex;
+ unsigned int range;
+ unsigned int range1;
+ unsigned int range2;
+ unsigned int seed = (unsigned int)(realtime * 1000.0f);
+ vec3_t shotcolor;
+ vec3_t baseshotcolor;
+ vec3_t clipend;
+ vec3_t clipstart;
+ vec3_t clipdiff;
+ vec3_t ispacing;
+ vec3_t maxs;
+ vec3_t mins;
+ vec3_t size;
+ vec3_t spacing;
+ vec3_t lightcolor;
+ vec_t radius;
+ vec_t s;
+ vec_t lightintensity;
+ float m[16];
+ qboolean isstatic = r_shadow_bouncegrid_updateinterval.value > 1.0f;
+ rtlight_t *rtlight;
+ if (!r_shadow_bouncegrid.integer || !vid.support.ext_texture_3d)
+ {
+ if (r_shadow_bouncegridtexture)
+ {
+ R_FreeTexture(r_shadow_bouncegridtexture);
+ r_shadow_bouncegridtexture = NULL;
+ }
+ return;
+ }
+ if (r_refdef.scene.worldmodel && isstatic)
+ {
+ VectorSet(spacing, bound(1, r_shadow_bouncegrid_spacingx.value, 512), bound(1, r_shadow_bouncegrid_spacingy.value, 512), bound(1, r_shadow_bouncegrid_spacingz.value, 512));
+ VectorMA(r_refdef.scene.worldmodel->normalmins, -2.0f, spacing, mins);
+ VectorMA(r_refdef.scene.worldmodel->normalmaxs, 2.0f, spacing, maxs);
+ VectorSubtract(maxs, mins, size);
+ resolution[0] = (int)floor(size[0] / spacing[0] + 0.5f);
+ resolution[1] = (int)floor(size[1] / spacing[1] + 0.5f);
+ resolution[2] = (int)floor(size[2] / spacing[2] + 0.5f);
+ resolution[0] = min(resolution[0], bound(4, r_shadow_bouncegrid_x.integer, (int)vid.maxtexturesize_3d));
+ resolution[1] = min(resolution[1], bound(4, r_shadow_bouncegrid_y.integer, (int)vid.maxtexturesize_3d));
+ resolution[2] = min(resolution[2], bound(4, r_shadow_bouncegrid_z.integer, (int)vid.maxtexturesize_3d));
+ spacing[0] = size[0] / resolution[0];
+ spacing[1] = size[1] / resolution[1];
+ spacing[2] = size[2] / resolution[2];
+ ispacing[0] = 1.0f / spacing[0];
+ ispacing[1] = 1.0f / spacing[1];
+ ispacing[2] = 1.0f / spacing[2];
+ }
+ else
{
- Vector4Set(corner[i], (i & 1) ? maxs[0] : mins[0], (i & 2) ? maxs[1] : mins[1], (i & 4) ? maxs[2] : mins[2], 1);
- dist[i] = DotProduct4(corner[i], plane4f);
- sign[i] = dist[i] > 0;
- if (!sign[i])
- {
- VectorCopy(corner[i], vertex[numvertices]);
- numvertices++;
- }
- }
- // if some points are behind the nearclip, add clipped edge points to make
- // sure that the scissor boundary is complete
- if (numvertices > 0 && numvertices < 8)
- {
- // add clipped edge points
- for (i = 0;i < 12;i++)
+ VectorSet(resolution, bound(4, r_shadow_bouncegrid_x.integer, (int)vid.maxtexturesize_3d), bound(4, r_shadow_bouncegrid_y.integer, (int)vid.maxtexturesize_3d), bound(4, r_shadow_bouncegrid_z.integer, (int)vid.maxtexturesize_3d));
+ VectorSet(spacing, bound(1, r_shadow_bouncegrid_spacingx.value, 512), bound(1, r_shadow_bouncegrid_spacingy.value, 512), bound(1, r_shadow_bouncegrid_spacingz.value, 512));
+ VectorMultiply(resolution, spacing, size);
+ ispacing[0] = 1.0f / spacing[0];
+ ispacing[1] = 1.0f / spacing[1];
+ ispacing[2] = 1.0f / spacing[2];
+ mins[0] = floor(r_refdef.view.origin[0] * ispacing[0] + 0.5f) * spacing[0] - 0.5f * size[0];
+ mins[1] = floor(r_refdef.view.origin[1] * ispacing[1] + 0.5f) * spacing[1] - 0.5f * size[1];
+ mins[2] = floor(r_refdef.view.origin[2] * ispacing[2] + 0.5f) * spacing[2] - 0.5f * size[2];
+ VectorAdd(mins, size, maxs);
+ }
+ memset(m, 0, sizeof(m));
+ m[0] = 1.0f / size[0];
+ m[3] = -mins[0] * m[0];
+ m[5] = 1.0f / size[1];
+ m[7] = -mins[1] * m[5];
+ m[10] = 1.0f / size[2];
+ m[11] = -mins[2] * m[10];
+ m[15] = 1.0f;
+ Matrix4x4_FromArrayFloatD3D(&r_shadow_bouncegridmatrix, m);
+ r_shadow_bouncegridintensity = r_shadow_bouncegrid_intensity.value;
+ if (r_shadow_bouncegridtexture && realtime < r_shadow_bouncegridtime + r_shadow_bouncegrid_updateinterval.value && resolution[0] == r_shadow_bouncegridresolution[0] && resolution[1] == r_shadow_bouncegridresolution[1] && resolution[2] == r_shadow_bouncegridresolution[2])
+ return;
+ numpixels = resolution[0]*resolution[1]*resolution[2];
+ // allocate pixels for this update...
+ pixels = Mem_Alloc(r_main_mempool, numpixels * sizeof(unsigned char[4]));
+ // figure out what we want to interact with
+ if (r_shadow_bouncegrid_hitmodels.integer)
+ hitsupercontentsmask = SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_LIQUIDSMASK;
+ else
+ hitsupercontentsmask = SUPERCONTENTS_SOLID | SUPERCONTENTS_LIQUIDSMASK;
+ // iterate world rtlights
+ range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
+ range1 = isstatic ? 0 : r_refdef.scene.numlights;
+ range2 = range + range1;
+ for (lightindex = 0;lightindex < range2;lightindex++)
+ {
+ if (isstatic)
+ {
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (!light || !(light->flags & flag))
+ continue;
+ rtlight = &light->rtlight;
+ // when static, we skip styled lights because they tend to change...
+ if (rtlight->style > 0)
+ continue;
+ VectorScale(rtlight->color, (rtlight->ambientscale + rtlight->diffusescale + rtlight->specularscale) * (rtlight->style >= 0 ? r_refdef.scene.rtlightstylevalue[rtlight->style] : 1), lightcolor);
+ }
+ else
+ {
+ if (lightindex < range)
+ {
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ rtlight = &light->rtlight;
+ }
+ else
+ rtlight = r_refdef.scene.lights[lightindex - range];
+ // draw only visible lights (major speedup)
+ if (!rtlight->draw)
+ continue;
+ VectorScale(rtlight->currentcolor, rtlight->ambientscale + rtlight->diffusescale + rtlight->specularscale, lightcolor);
+ }
+ if (!VectorLength2(lightcolor))
+ continue;
+ // shoot particles from this light
+ // use a calculation for the number of particles that will not
+ // vary with lightstyle, otherwise we get randomized particle
+ // distribution, the seeded random is only consistent for a
+ // consistent number of particles on this light...
+ radius = rtlight->radius * bound(0.0001f, r_shadow_bouncegrid_lightradiusscale.value, 1024.0f);
+ s = rtlight->radius / bound(1.0f, r_shadow_bouncegrid_particlespacing.value, 1048576.0f);
+ lightintensity = VectorLength(rtlight->color) * rtlight->ambientscale + rtlight->diffusescale + rtlight->specularscale;
+ if (lightindex >= range)
+ lightintensity *= r_shadow_bouncegrid_dlightparticlemultiplier.value;
+ shootparticles = (int)bound(0, lightintensity * s *s, MAXBOUNCEGRIDPARTICLESPERLIGHT);
+ if (!shootparticles)
+ continue;
+ s = 255.0f * r_shadow_bouncegrid_particleintensity.value / shootparticles;
+ VectorScale(lightcolor, s, baseshotcolor);
+ maxbounce = bound(1, r_shadow_bouncegrid_maxbounce.integer, 16);
+ if (VectorLength2(baseshotcolor) < 3.0f)
+ break;
+ r_refdef.stats.bouncegrid_lights++;
+ r_refdef.stats.bouncegrid_particles += shootparticles;
+ for (shotparticles = 0;shotparticles < shootparticles;shotparticles++)
{
- j = bboxedges[i][0];
- k = bboxedges[i][1];
- if (sign[j] != sign[k])
+ if (r_shadow_bouncegrid_stablerandom.integer > 0)
+ seed = lightindex * 11937 + shotparticles;
+ VectorCopy(baseshotcolor, shotcolor);
+ VectorCopy(rtlight->shadoworigin, clipstart);
+ if (r_shadow_bouncegrid_stablerandom.integer < 0)
+ VectorRandom(clipend);
+ else
+ VectorCheeseRandom(clipend);
+ VectorMA(clipstart, radius, clipend, clipend);
+ bouncelimit = 1 + (rtlight->particlecache_updateparticle % maxbounce);
+ for (bouncecount = 0;;bouncecount++)
{
- f = dist[j] / (dist[j] - dist[k]);
- VectorLerp(corner[j], f, corner[k], vertex[numvertices]);
- numvertices++;
+ r_refdef.stats.bouncegrid_traces++;
+ cliptrace = CL_TraceLine(clipstart, clipend, r_shadow_bouncegrid_hitmodels.integer ? MOVE_HITMODEL : MOVE_NOMONSTERS, NULL, hitsupercontentsmask, true, false, NULL, true);
+ //Collision_ClipLineToWorld(&cliptrace, cl.worldmodel, clipstart, clipend, hitsupercontentsmask);
+ if (cliptrace.fraction >= 1.0f)
+ break;
+ r_refdef.stats.bouncegrid_hits++;
+ if (bouncecount > 0)
+ {
+ r_refdef.stats.bouncegrid_splats++;
+ // figure out which texture pixel this is in
+ tex[0] = (int)((cliptrace.endpos[0] - mins[0]) * ispacing[0]);
+ tex[1] = (int)((cliptrace.endpos[1] - mins[1]) * ispacing[1]);
+ tex[2] = (int)((cliptrace.endpos[2] - mins[2]) * ispacing[2]);
+ if (tex[0] >= 1 && tex[1] >= 1 && tex[2] >= 1 && tex[0] < resolution[0] - 1 && tex[1] < resolution[1] - 1 && tex[2] < resolution[2] - 1)
+ {
+ // it is within bounds...
+ pixel = pixels + 4 * ((tex[2]*resolution[1]+tex[1])*resolution[0]+tex[0]);
+ // add to the pixel color
+ c[0] = pixel[0] + (int)shotcolor[2];
+ c[1] = pixel[1] + (int)shotcolor[1];
+ c[2] = pixel[2] + (int)shotcolor[0];
+ pixel[0] = (unsigned char)min(c[0], 255);
+ pixel[1] = (unsigned char)min(c[1], 255);
+ pixel[2] = (unsigned char)min(c[2], 255);
+ pixel[3] = 255;
+ }
+ }
+ if (bouncecount >= bouncelimit)
+ break;
+ // scale down shot color by bounce intensity and texture color
+ VectorScale(shotcolor, r_shadow_bouncegrid_particlebounceintensity.value, shotcolor);
+ if (cliptrace.hittexture && cliptrace.hittexture->currentskinframe)
+ VectorMultiply(shotcolor, rsurface.texture->currentskinframe->avgcolor, shotcolor);
+ if (VectorLength2(shotcolor) < 3.0f)
+ break;
+ r_refdef.stats.bouncegrid_bounces++;
+ if (r_shadow_bouncegrid_bounceanglediffuse.integer)
+ {
+ // random direction, primarily along plane normal
+ s = VectorDistance(cliptrace.endpos, clipend);
+ if (r_shadow_bouncegrid_stablerandom.integer < 0)
+ VectorRandom(clipend);
+ else
+ VectorCheeseRandom(clipend);
+ VectorMA(cliptrace.plane.normal, 0.95f, clipend, clipend);
+ VectorNormalize(clipend);
+ VectorScale(clipend, s, clipend);
+ }
+ else
+ {
+ // reflect the remaining portion of the line across plane normal
+ VectorSubtract(clipend, cliptrace.endpos, clipdiff);
+ VectorReflect(clipdiff, 1.0, cliptrace.plane.normal, clipend);
+ }
+ // calculate the new line start and end
+ VectorCopy(cliptrace.endpos, clipstart);
+ VectorAdd(clipstart, clipend, clipend);
}
}
}
+ if (r_shadow_bouncegridtexture && r_shadow_bouncegridresolution[0] == resolution[0] && r_shadow_bouncegridresolution[1] == resolution[1] && r_shadow_bouncegridresolution[2] == resolution[2])
+ R_UpdateTexture(r_shadow_bouncegridtexture, pixels, 0, 0, 0, resolution[0], resolution[1], resolution[2]);
+ else
+ {
+ VectorCopy(resolution, r_shadow_bouncegridresolution);
+ if (r_shadow_bouncegridtexture)
+ R_FreeTexture(r_shadow_bouncegridtexture);
+ r_shadow_bouncegridtexture = R_LoadTexture3D(r_shadow_texturepool, "bouncegrid", resolution[0], resolution[1], resolution[2], pixels, TEXTYPE_BGRA, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, 0, NULL);
+ }
+ Mem_Free(pixels);
+ r_shadow_bouncegridtime = realtime;
+}
- // if we have no points to check, the light is behind the view plane
- if (!numvertices)
- return true;
+#define MAXPARTICLESPERLIGHT 262144
+#define MAXLIGHTSPERDRAW 1024
+
+static void R_Shadow_RenderParticlesForLight(rtlight_t *rtlight)
+{
+ int batchcount;
+ int i;
+ int j;
+ int bouncecount;
+ int hitsupercontentsmask;
+ int n;
+ int shotparticles;
+ int shootparticles = 0;
+ int bouncelimit;
+ int maxbounce;
+ unsigned int seed = 0;
+ static unsigned short bouncelight_elements[MAXLIGHTSPERDRAW*36];
+ static float vertex3f[MAXLIGHTSPERDRAW*24];
+ static float lightorigin4f[MAXLIGHTSPERDRAW*32];
+ static float color4f[MAXLIGHTSPERDRAW*32];
+ float scaledpoints[8][3];
+ float *v3f;
+ float *lo4f;
+ float *c4f;
+ rtlight_particle_t *p;
+ vec_t wantparticles = 0;
+ vec_t s;
+ vec_t radius;
+ vec_t particlesize;
+ vec_t iparticlesize;
+// vec3_t offset;
+// vec3_t right;
+// vec3_t up;
+ vec4_t org;
+ vec4_t color;
+ vec3_t currentcolor;
+ vec3_t clipstart;
+ vec3_t clipend;
+ vec3_t shotcolor;
+ trace_t cliptrace;
+ if (!rtlight->draw || !rtlight->isstatic || !r_shadow_usingdeferredprepass)
+ return;
+ if (r_shadow_particletrace.integer)
+ {
+ radius = rtlight->radius * bound(0.0001f, r_shadow_particletrace_radiusscale.value, 1.0f) - r_shadow_particletrace_size.value;
+ s = rtlight->radius / bound(1.0f, r_shadow_particletrace_particlespacing.value * r_shadow_particletrace_size.value, 1048576.0f);
+ wantparticles = s*s;
+ n = (int)bound(0, wantparticles, MAXPARTICLESPERLIGHT);
+ }
+ else
+ n = 0;
+ shootparticles = (int)(n * r_shadow_particletrace_updatepercentage.value);
+ if ((n && !rtlight->particlecache_particles) || rtlight->particlecache_maxparticles != n)
+ {
+ if (rtlight->particlecache_particles)
+ Mem_Free(rtlight->particlecache_particles);
+ rtlight->particlecache_particles = NULL;
+ rtlight->particlecache_numparticles = 0;
+ rtlight->particlecache_maxparticles = n;
+ rtlight->particlecache_updateparticle = 0;
+ if (rtlight->particlecache_maxparticles)
+ rtlight->particlecache_particles = Mem_Alloc(r_main_mempool, rtlight->particlecache_maxparticles * sizeof(*rtlight->particlecache_particles));
+ shootparticles = n * 16;
+ }
- // if we have some points to transform, check what screen area is covered
- x1 = y1 = x2 = y2 = 0;
- v[3] = 1.0f;
- //Con_Printf("%i vertices to transform...\n", numvertices);
- for (i = 0;i < numvertices;i++)
+ if (!rtlight->particlecache_maxparticles)
+ return;
+
+// if (rtlight->particlecache_numparticles < rtlight->particlecache_maxparticles)
+// shootparticles = rtlight->particlecache_maxparticles;
+
+// if (rtlight->particlecache_numparticles >= rtlight->particlecache_maxparticles)
+// shootparticles = 0;
+
+ maxbounce = bound(1, r_shadow_particletrace_maxbounce.integer, 16);
+ //r_refdef.stats.lights_bouncelightsupdated += shootparticles;
+ for (shotparticles = 0;shotparticles < shootparticles;shotparticles++)
{
- VectorCopy(vertex[i], v);
- R_Viewport_TransformToScreen(&r_refdef.view.viewport, v, v2);
- //Con_Printf("%.3f %.3f %.3f %.3f transformed to %.3f %.3f %.3f %.3f\n", v[0], v[1], v[2], v[3], v2[0], v2[1], v2[2], v2[3]);
- if (i)
+ seed = rtlight->particlecache_updateparticle;
+ VectorSet(shotcolor, 1.0f, 1.0f, 1.0f);
+ VectorCopy(rtlight->shadoworigin, clipstart);
+ VectorRandom(clipend);
+ VectorMA(clipstart, radius, clipend, clipend);
+ hitsupercontentsmask = SUPERCONTENTS_SOLID | SUPERCONTENTS_LIQUIDSMASK;
+ bouncelimit = 1 + (rtlight->particlecache_updateparticle % maxbounce);
+ for (bouncecount = 0;;bouncecount++)
{
- if (x1 > v2[0]) x1 = v2[0];
- if (x2 < v2[0]) x2 = v2[0];
- if (y1 > v2[1]) y1 = v2[1];
- if (y2 < v2[1]) y2 = v2[1];
+ cliptrace = CL_TraceLine(clipstart, clipend, MOVE_NOMONSTERS, NULL, hitsupercontentsmask, true, false, NULL, true);
+ //Collision_ClipLineToWorld(&cliptrace, cl.worldmodel, clipstart, clipend, hitsupercontentsmask);
+ if (cliptrace.fraction >= 1.0f)
+ break;
+ if (VectorLength2(shotcolor) < (1.0f / 262144.0f))
+ break;
+ if (bouncecount >= bouncelimit)
+ {
+ VectorCopy(cliptrace.endpos, rtlight->particlecache_particles[rtlight->particlecache_updateparticle].origin);
+ VectorCopy(shotcolor, rtlight->particlecache_particles[rtlight->particlecache_updateparticle].color);
+ rtlight->particlecache_updateparticle++;
+ if (rtlight->particlecache_numparticles < rtlight->particlecache_updateparticle)
+ rtlight->particlecache_numparticles = rtlight->particlecache_updateparticle;
+ if (rtlight->particlecache_updateparticle >= rtlight->particlecache_maxparticles)
+ {
+ rtlight->particlecache_updateparticle = 0;
+ shotparticles = shootparticles;
+ }
+ break;
+ }
+ // scale down shot color by bounce intensity and texture color
+ VectorScale(shotcolor, r_shadow_particletrace_bounceintensity.value, shotcolor);
+ if (cliptrace.hittexture && cliptrace.hittexture->currentskinframe)
+ VectorMultiply(shotcolor, rsurface.texture->currentskinframe->avgcolor, shotcolor);
+ // reflect the remaining portion of the line across plane normal
+ //VectorSubtract(clipend, cliptrace.endpos, clipdiff);
+ //VectorReflect(clipdiff, 1.0, cliptrace.plane.normal, clipend);
+ // random direction, primarily along plane normal
+ s = VectorDistance(cliptrace.endpos, clipend);
+ VectorRandom(clipend);
+ VectorMA(cliptrace.plane.normal, 0.95f, clipend, clipend);
+ VectorNormalize(clipend);
+ VectorScale(clipend, s, clipend);
+ // calculate the new line start and end
+ VectorCopy(cliptrace.endpos, clipstart);
+ VectorAdd(clipstart, clipend, clipend);
}
- else
+ }
+
+ if (!rtlight->particlecache_numparticles)
+ return;
+
+ // render the particles as deferred lights
+// do global setup needed for the chosen lighting mode
+ R_Shadow_RenderMode_Reset();
+ r_shadow_rendermode = r_shadow_lightingrendermode;
+ r_shadow_usingshadowmap2d = false;
+ R_EntityMatrix(&identitymatrix);
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+ // only draw light where this geometry was already rendered AND the
+ // stencil is 128 (values other than this mean shadow)
+ R_SetStencil(false, 255, GL_KEEP, GL_KEEP, GL_KEEP, GL_EQUAL, 128, 255);
+ R_Mesh_SetRenderTargets(r_shadow_prepasslightingdiffusefbo, r_shadow_prepassgeometrydepthtexture, r_shadow_prepasslightingdiffusetexture, NULL, NULL, NULL);
+ R_SetupShader_DeferredBounceLight();
+ GL_ColorMask(1,1,1,1);
+ GL_DepthMask(false);
+ GL_DepthRange(0, 1);
+ GL_PolygonOffset(0, 0);
+ GL_DepthTest(true);
+ GL_DepthFunc(GL_GREATER);
+ GL_CullFace(r_refdef.view.cullface_back);
+ s = r_shadow_particletrace_intensity.value / (float)rtlight->particlecache_numparticles;
+ VectorScale(rtlight->currentcolor, s, currentcolor);
+ particlesize = bound(0.0001f, r_shadow_particletrace_size.value, 1024.0f);
+ iparticlesize = 1.0f / particlesize;
+// VectorScale(r_refdef.view.forward, particlesize, offset);
+// VectorScale(r_refdef.view.left, -particlesize, right);
+// VectorScale(r_refdef.view.up, particlesize, up);
+ org[3] = iparticlesize;
+ color[3] = 1.0f;
+ v3f = vertex3f;
+ lo4f = lightorigin4f;
+ c4f = color4f;
+ batchcount = 0;
+ if (!bouncelight_elements[1])
+ for (i = 0;i < MAXLIGHTSPERDRAW;i++)
+ for (j = 0;j < 36;j++)
+ bouncelight_elements[i*36+j] = i*8+bboxelements[j];
+ for (j = 0;j < 8;j++)
+ VectorScale(bboxpoints[j], particlesize, scaledpoints[j]);
+ //r_refdef.stats.lights_bouncelightscounted += rtlight->particlecache_numparticles;
+ for (j = 0, p = rtlight->particlecache_particles, n = rtlight->particlecache_numparticles;j < n;j++, p++)
+ {
+ VectorCopy(p->origin, org);
+ // org[3] is set above
+ VectorMultiply(p->color, currentcolor, color);
+ // color[3] is set above
+ VectorAdd(scaledpoints[0], org, v3f + 0);
+ VectorAdd(scaledpoints[1], org, v3f + 3);
+ VectorAdd(scaledpoints[2], org, v3f + 6);
+ VectorAdd(scaledpoints[3], org, v3f + 9);
+ VectorAdd(scaledpoints[4], org, v3f + 12);
+ VectorAdd(scaledpoints[5], org, v3f + 15);
+ VectorAdd(scaledpoints[6], org, v3f + 18);
+ VectorAdd(scaledpoints[7], org, v3f + 21);
+ Vector4Copy(org, lo4f + 0);
+ Vector4Copy(org, lo4f + 4);
+ Vector4Copy(org, lo4f + 8);
+ Vector4Copy(org, lo4f + 12);
+ Vector4Copy(org, lo4f + 16);
+ Vector4Copy(org, lo4f + 20);
+ Vector4Copy(org, lo4f + 24);
+ Vector4Copy(org, lo4f + 28);
+ Vector4Copy(color, c4f + 0);
+ Vector4Copy(color, c4f + 4);
+ Vector4Copy(color, c4f + 8);
+ Vector4Copy(color, c4f + 12);
+ Vector4Copy(color, c4f + 16);
+ Vector4Copy(color, c4f + 20);
+ Vector4Copy(color, c4f + 24);
+ Vector4Copy(color, c4f + 28);
+ v3f += 24;
+ lo4f += 32;
+ c4f += 32;
+ batchcount++;
+ if (batchcount >= MAXLIGHTSPERDRAW)
{
- x1 = x2 = v2[0];
- y1 = y2 = v2[1];
+ //r_refdef.stats.lights_bouncelightsdrawn += batchcount;
+ R_Mesh_PrepareVertices_BounceLight_Arrays(batchcount*8, vertex3f, color4f, lightorigin4f);
+ R_Mesh_Draw(0, batchcount*8, 0, batchcount*12, NULL, NULL, 0, bouncelight_elements, NULL, 0);
+ v3f = vertex3f;
+ lo4f = lightorigin4f;
+ c4f = color4f;
+ batchcount = 0;
}
}
+ if (batchcount)
+ {
+ //r_refdef.stats.lights_bouncelightsdrawn += batchcount;
+ R_Mesh_PrepareVertices_BounceLight_Arrays(batchcount*8, vertex3f, color4f, lightorigin4f);
+ R_Mesh_Draw(0, batchcount*8, 0, batchcount*12, NULL, NULL, 0, bouncelight_elements, NULL, 0);
+ v3f = vertex3f;
+ lo4f = lightorigin4f;
+ c4f = color4f;
+ batchcount = 0;
+ }
+}
- // now convert the scissor rectangle to integer screen coordinates
- ix1 = (int)(x1 - 1.0f);
- iy1 = vid.height - (int)(y2 - 1.0f);
- ix2 = (int)(x2 + 1.0f);
- iy2 = vid.height - (int)(y1 + 1.0f);
- //Con_Printf("%f %f %f %f\n", x1, y1, x2, y2);
+void R_Shadow_RenderMode_VisibleShadowVolumes(void)
+{
+ R_Shadow_RenderMode_Reset();
+ GL_BlendFunc(GL_ONE, GL_ONE);
+ GL_DepthRange(0, 1);
+ GL_DepthTest(r_showshadowvolumes.integer < 2);
+ GL_Color(0.0, 0.0125 * r_refdef.view.colorscale, 0.1 * r_refdef.view.colorscale, 1);
+ GL_PolygonOffset(r_refdef.shadowpolygonfactor, r_refdef.shadowpolygonoffset);CHECKGLERROR
+ GL_CullFace(GL_NONE);
+ r_shadow_rendermode = R_SHADOW_RENDERMODE_VISIBLEVOLUMES;
+}
- // clamp it to the screen
- if (ix1 < r_refdef.view.viewport.x) ix1 = r_refdef.view.viewport.x;
- if (iy1 < r_refdef.view.viewport.y) iy1 = r_refdef.view.viewport.y;
- if (ix2 > r_refdef.view.viewport.x + r_refdef.view.viewport.width) ix2 = r_refdef.view.viewport.x + r_refdef.view.viewport.width;
- if (iy2 > r_refdef.view.viewport.y + r_refdef.view.viewport.height) iy2 = r_refdef.view.viewport.y + r_refdef.view.viewport.height;
+void R_Shadow_RenderMode_VisibleLighting(qboolean stenciltest, qboolean transparent)
+{
+ R_Shadow_RenderMode_Reset();
+ GL_BlendFunc(GL_ONE, GL_ONE);
+ GL_DepthRange(0, 1);
+ GL_DepthTest(r_showlighting.integer < 2);
+ GL_Color(0.1 * r_refdef.view.colorscale, 0.0125 * r_refdef.view.colorscale, 0, 1);
+ if (!transparent)
+ GL_DepthFunc(GL_EQUAL);
+ R_SetStencil(stenciltest, 255, GL_KEEP, GL_KEEP, GL_KEEP, GL_EQUAL, 128, 255);
+ r_shadow_rendermode = R_SHADOW_RENDERMODE_VISIBLELIGHTING;
+}
- // if it is inside out, it's not visible
- if (ix2 <= ix1 || iy2 <= iy1)
- return true;
+void R_Shadow_RenderMode_End(void)
+{
+ R_Shadow_RenderMode_Reset();
+ R_Shadow_RenderMode_ActiveLight(NULL);
+ GL_DepthMask(true);
+ GL_Scissor(r_refdef.view.viewport.x, r_refdef.view.viewport.y, r_refdef.view.viewport.width, r_refdef.view.viewport.height);
+ r_shadow_rendermode = R_SHADOW_RENDERMODE_NONE;
+}
- // the light area is visible, set up the scissor rectangle
- r_shadow_lightscissor[0] = ix1;
- r_shadow_lightscissor[1] = iy1;
- r_shadow_lightscissor[2] = ix2 - ix1;
- r_shadow_lightscissor[3] = iy2 - iy1;
+int bboxedges[12][2] =
+{
+ // top
+ {0, 1}, // +X
+ {0, 2}, // +Y
+ {1, 3}, // Y, +X
+ {2, 3}, // X, +Y
+ // bottom
+ {4, 5}, // +X
+ {4, 6}, // +Y
+ {5, 7}, // Y, +X
+ {6, 7}, // X, +Y
+ // verticals
+ {0, 4}, // +Z
+ {1, 5}, // X, +Z
+ {2, 6}, // Y, +Z
+ {3, 7}, // XY, +Z
+};
- r_refdef.stats.lights_scissored++;
+qboolean R_Shadow_ScissorForBBox(const float *mins, const float *maxs)
+{
+ if (!r_shadow_scissor.integer)
+ {
+ r_shadow_lightscissor[0] = r_refdef.view.viewport.x;
+ r_shadow_lightscissor[1] = r_refdef.view.viewport.y;
+ r_shadow_lightscissor[2] = r_refdef.view.viewport.width;
+ r_shadow_lightscissor[3] = r_refdef.view.viewport.height;
+ return false;
+ }
+ if(R_ScissorForBBox(mins, maxs, r_shadow_lightscissor))
+ return true; // invisible
+ if(r_shadow_lightscissor[0] != r_refdef.view.viewport.x
+ || r_shadow_lightscissor[1] != r_refdef.view.viewport.y
+ || r_shadow_lightscissor[2] != r_refdef.view.viewport.width
+ || r_shadow_lightscissor[3] != r_refdef.view.viewport.height)
+ r_refdef.stats.lights_scissored++;
return false;
}
-static void R_Shadow_RenderLighting_Light_Vertex_Shading(int firstvertex, int numverts, int numtriangles, const int *element3i, const float *diffusecolor, const float *ambientcolor)
+static void R_Shadow_RenderLighting_Light_Vertex_Shading(int firstvertex, int numverts, const float *diffusecolor, const float *ambientcolor)
{
- const float *vertex3f = rsurface.vertex3f + 3 * firstvertex;
- const float *normal3f = rsurface.normal3f + 3 * firstvertex;
- float *color4f = rsurface.array_color4f + 4 * firstvertex;
+ int i;
+ const float *vertex3f;
+ const float *normal3f;
+ float *color4f;
float dist, dot, distintensity, shadeintensity, v[3], n[3];
- if (r_textureunits.integer >= 3)
+ switch (r_shadow_rendermode)
{
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX3DATTEN:
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2D1DATTEN:
if (VectorLength2(diffusecolor) > 0)
{
- for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
+ for (i = 0, vertex3f = rsurface.batchvertex3f + 3*firstvertex, normal3f = rsurface.batchnormal3f + 3*firstvertex, color4f = rsurface.passcolor4f + 4 * firstvertex;i < numverts;i++, vertex3f += 3, normal3f += 3, color4f += 4)
{
Matrix4x4_Transform(&rsurface.entitytolight, vertex3f, v);
Matrix4x4_Transform3x3(&rsurface.entitytolight, normal3f, n);
}
else
{
- for (;numverts > 0;numverts--, vertex3f += 3, color4f += 4)
+ for (i = 0, vertex3f = rsurface.batchvertex3f + 3*firstvertex, color4f = rsurface.passcolor4f + 4 * firstvertex;i < numverts;i++, vertex3f += 3, color4f += 4)
{
VectorCopy(ambientcolor, color4f);
if (r_refdef.fogenabled)
float f;
Matrix4x4_Transform(&rsurface.entitytolight, vertex3f, v);
f = RSurf_FogVertex(vertex3f);
- VectorScale(color4f, f, color4f);
+ VectorScale(color4f + 4*i, f, color4f);
}
color4f[3] = 1;
}
}
- }
- else if (r_textureunits.integer >= 2)
- {
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2DATTEN:
if (VectorLength2(diffusecolor) > 0)
{
- for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
+ for (i = 0, vertex3f = rsurface.batchvertex3f + 3*firstvertex, normal3f = rsurface.batchnormal3f + 3*firstvertex, color4f = rsurface.passcolor4f + 4 * firstvertex;i < numverts;i++, vertex3f += 3, normal3f += 3, color4f += 4)
{
Matrix4x4_Transform(&rsurface.entitytolight, vertex3f, v);
if ((dist = fabs(v[2])) < 1 && (distintensity = r_shadow_attentable[(int)(dist * ATTENTABLESIZE)]))
}
else
{
- for (;numverts > 0;numverts--, vertex3f += 3, color4f += 4)
+ for (i = 0, vertex3f = rsurface.batchvertex3f + 3*firstvertex, color4f = rsurface.passcolor4f + 4 * firstvertex;i < numverts;i++, vertex3f += 3, color4f += 4)
{
Matrix4x4_Transform(&rsurface.entitytolight, vertex3f, v);
if ((dist = fabs(v[2])) < 1 && (distintensity = r_shadow_attentable[(int)(dist * ATTENTABLESIZE)]))
color4f[3] = 1;
}
}
- }
- else
- {
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
if (VectorLength2(diffusecolor) > 0)
{
- for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
+ for (i = 0, vertex3f = rsurface.batchvertex3f + 3*firstvertex, normal3f = rsurface.batchnormal3f + 3*firstvertex, color4f = rsurface.passcolor4f + 4 * firstvertex;i < numverts;i++, vertex3f += 3, normal3f += 3, color4f += 4)
{
Matrix4x4_Transform(&rsurface.entitytolight, vertex3f, v);
if ((dist = VectorLength(v)) < 1 && (distintensity = r_shadow_attentable[(int)(dist * ATTENTABLESIZE)]))
}
else
{
- for (;numverts > 0;numverts--, vertex3f += 3, color4f += 4)
+ for (i = 0, vertex3f = rsurface.batchvertex3f + 3*firstvertex, color4f = rsurface.passcolor4f + 4 * firstvertex;i < numverts;i++, vertex3f += 3, color4f += 4)
{
Matrix4x4_Transform(&rsurface.entitytolight, vertex3f, v);
if ((dist = VectorLength(v)) < 1 && (distintensity = r_shadow_attentable[(int)(dist * ATTENTABLESIZE)]))
color4f[3] = 1;
}
}
+ break;
+ default:
+ break;
}
}
-// TODO: use glTexGen instead of feeding vertices to texcoordpointer?
-
-static void R_Shadow_GenTexCoords_Diffuse_NormalCubeMap(int firstvertex, int numvertices, int numtriangles, const int *element3i)
-{
- int i;
- float *out3f = rsurface.array_texcoord3f + 3 * firstvertex;
- const float *vertex3f = rsurface.vertex3f + 3 * firstvertex;
- const float *svector3f = rsurface.svector3f + 3 * firstvertex;
- const float *tvector3f = rsurface.tvector3f + 3 * firstvertex;
- const float *normal3f = rsurface.normal3f + 3 * firstvertex;
- float lightdir[3];
- for (i = 0;i < numvertices;i++, vertex3f += 3, svector3f += 3, tvector3f += 3, normal3f += 3, out3f += 3)
- {
- VectorSubtract(rsurface.entitylightorigin, vertex3f, lightdir);
- // the cubemap normalizes this for us
- out3f[0] = DotProduct(svector3f, lightdir);
- out3f[1] = DotProduct(tvector3f, lightdir);
- out3f[2] = DotProduct(normal3f, lightdir);
- }
-}
-
-static void R_Shadow_GenTexCoords_Specular_NormalCubeMap(int firstvertex, int numvertices, int numtriangles, const int *element3i)
-{
- int i;
- float *out3f = rsurface.array_texcoord3f + 3 * firstvertex;
- const float *vertex3f = rsurface.vertex3f + 3 * firstvertex;
- const float *svector3f = rsurface.svector3f + 3 * firstvertex;
- const float *tvector3f = rsurface.tvector3f + 3 * firstvertex;
- const float *normal3f = rsurface.normal3f + 3 * firstvertex;
- float lightdir[3], eyedir[3], halfdir[3];
- for (i = 0;i < numvertices;i++, vertex3f += 3, svector3f += 3, tvector3f += 3, normal3f += 3, out3f += 3)
- {
- VectorSubtract(rsurface.entitylightorigin, vertex3f, lightdir);
- VectorNormalize(lightdir);
- VectorSubtract(rsurface.localvieworigin, vertex3f, eyedir);
- VectorNormalize(eyedir);
- VectorAdd(lightdir, eyedir, halfdir);
- // the cubemap normalizes this for us
- out3f[0] = DotProduct(svector3f, halfdir);
- out3f[1] = DotProduct(tvector3f, halfdir);
- out3f[2] = DotProduct(normal3f, halfdir);
- }
-}
-
-static void R_Shadow_RenderLighting_VisibleLighting(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, const vec3_t lightcolorpants, const vec3_t lightcolorshirt, rtexture_t *basetexture, rtexture_t *pantstexture, rtexture_t *shirttexture, rtexture_t *normalmaptexture, rtexture_t *glosstexture, float ambientscale, float diffusescale, float specularscale, qboolean dopants, qboolean doshirt)
+static void R_Shadow_RenderLighting_VisibleLighting(int texturenumsurfaces, const msurface_t **texturesurfacelist)
{
// used to display how many times a surface is lit for level design purposes
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
+ RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
+ R_Mesh_PrepareVertices_Generic_Arrays(rsurface.batchnumvertices, rsurface.batchvertex3f, NULL, NULL);
+ RSurf_DrawBatch();
}
-static void R_Shadow_RenderLighting_Light_GLSL(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, const vec3_t lightcolorpants, const vec3_t lightcolorshirt, rtexture_t *basetexture, rtexture_t *pantstexture, rtexture_t *shirttexture, rtexture_t *normalmaptexture, rtexture_t *glosstexture, float ambientscale, float diffusescale, float specularscale, qboolean dopants, qboolean doshirt)
+static void R_Shadow_RenderLighting_Light_GLSL(int texturenumsurfaces, const msurface_t **texturesurfacelist, const vec3_t lightcolor, float ambientscale, float diffusescale, float specularscale)
{
// ARB2 GLSL shader path (GFFX5200, Radeon 9500)
- R_SetupSurfaceShader(lightcolorbase, false, ambientscale, diffusescale, specularscale, RSURFPASS_RTLIGHT);
- if ((rsurface.texture->currentmaterialflags & MATERIALFLAG_VERTEXTEXTUREBLEND))
- R_Mesh_ColorPointer(rsurface.modellightmapcolor4f, rsurface.modellightmapcolor4f_bufferobject, rsurface.modellightmapcolor4f_bufferoffset);
- else
- R_Mesh_ColorPointer(NULL, 0, 0);
- R_Mesh_TexMatrix(0, &rsurface.texture->currenttexmatrix);
- R_Mesh_TexMatrix(1, &rsurface.texture->currentbackgroundtexmatrix);
- R_Mesh_TexBind(GL20TU_NORMAL, R_GetTexture(rsurface.texture->currentskinframe->nmap));
- R_Mesh_TexBind(GL20TU_COLOR, R_GetTexture(rsurface.texture->basetexture));
- R_Mesh_TexBind(GL20TU_GLOSS, R_GetTexture(rsurface.texture->glosstexture));
- if (rsurface.texture->backgroundcurrentskinframe)
- {
- R_Mesh_TexBind(GL20TU_SECONDARY_NORMAL, R_GetTexture(rsurface.texture->backgroundcurrentskinframe->nmap));
- R_Mesh_TexBind(GL20TU_SECONDARY_COLOR, R_GetTexture(rsurface.texture->backgroundbasetexture));
- R_Mesh_TexBind(GL20TU_SECONDARY_GLOSS, R_GetTexture(rsurface.texture->backgroundglosstexture));
- R_Mesh_TexBind(GL20TU_SECONDARY_GLOW, R_GetTexture(rsurface.texture->backgroundcurrentskinframe->glow));
- }
- //R_Mesh_TexBindCubeMap(GL20TU_CUBE, R_GetTexture(rsurface.rtlight->currentcubemap));
- R_Mesh_TexBind(GL20TU_FOGMASK, R_GetTexture(r_texture_fogattenuation));
- if(rsurface.texture->colormapping)
- {
- R_Mesh_TexBind(GL20TU_PANTS, R_GetTexture(rsurface.texture->currentskinframe->pants));
- R_Mesh_TexBind(GL20TU_SHIRT, R_GetTexture(rsurface.texture->currentskinframe->shirt));
- }
- R_Mesh_TexBind(GL20TU_ATTENUATION, R_GetTexture(r_shadow_attenuationgradienttexture));
- R_Mesh_TexCoordPointer(0, 2, rsurface.texcoordtexture2f, rsurface.texcoordtexture2f_bufferobject, rsurface.texcoordtexture2f_bufferoffset);
- R_Mesh_TexCoordPointer(1, 3, rsurface.svector3f, rsurface.svector3f_bufferobject, rsurface.svector3f_bufferoffset);
- R_Mesh_TexCoordPointer(2, 3, rsurface.tvector3f, rsurface.tvector3f_bufferobject, rsurface.tvector3f_bufferoffset);
- R_Mesh_TexCoordPointer(3, 3, rsurface.normal3f, rsurface.normal3f_bufferobject, rsurface.normal3f_bufferoffset);
+ R_SetupShader_Surface(lightcolor, false, ambientscale, diffusescale, specularscale, RSURFPASS_RTLIGHT, texturenumsurfaces, texturesurfacelist, NULL);
if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
- {
- qglDepthFunc(GL_EQUAL);CHECKGLERROR
- }
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
+ GL_DepthFunc(GL_EQUAL);
+ RSurf_DrawBatch();
if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
- {
- qglDepthFunc(GL_LEQUAL);CHECKGLERROR
- }
-}
-
-static void R_Shadow_RenderLighting_Light_Dot3_Finalize(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, float r, float g, float b)
-{
- // shared final code for all the dot3 layers
- int renders;
- GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 0);
- for (renders = 0;renders < 64 && (r > 0 || g > 0 || b > 0);renders++, r--, g--, b--)
- {
- GL_Color(bound(0, r, 1), bound(0, g, 1), bound(0, b, 1), 1);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
- }
-}
-
-static void R_Shadow_RenderLighting_Light_Dot3_AmbientPass(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, rtexture_t *basetexture, float colorscale)
-{
- rmeshstate_t m;
- // colorscale accounts for how much we multiply the brightness
- // during combine.
- //
- // mult is how many times the final pass of the lighting will be
- // performed to get more brightness than otherwise possible.
- //
- // Limit mult to 64 for sanity sake.
- GL_Color(1,1,1,1);
- if (r_shadow_texture3d.integer && rsurface.rtlight->currentcubemap != r_texture_whitecube && r_textureunits.integer >= 4)
- {
- // 3 3D combine path (Geforce3, Radeon 8500)
- memset(&m, 0, sizeof(m));
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(basetexture);
- m.pointer_texcoord[1] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[1] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[1] = rsurface.texture->currenttexmatrix;
- m.texcubemap[2] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[2] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[2] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[2] = rsurface.entitytolight;
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && rsurface.rtlight->currentcubemap == r_texture_whitecube && r_textureunits.integer >= 2)
- {
- // 2 3D combine path (Geforce3, original Radeon)
- memset(&m, 0, sizeof(m));
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(basetexture);
- m.pointer_texcoord[1] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[1] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[1] = rsurface.texture->currenttexmatrix;
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else if (r_textureunits.integer >= 4 && rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- // 4 2D combine path (Geforce3, Radeon 8500)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationz;
- m.tex[2] = R_GetTexture(basetexture);
- m.pointer_texcoord[2] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[2] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[2] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[3] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[3] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[3] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[3] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[3] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else if (r_textureunits.integer >= 3 && rsurface.rtlight->currentcubemap == r_texture_whitecube)
- {
- // 3 2D combine path (Geforce3, original Radeon)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationz;
- m.tex[2] = R_GetTexture(basetexture);
- m.pointer_texcoord[2] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[2] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[2] = rsurface.texture->currenttexmatrix;
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else
- {
- // 2/2/2 2D combine path (any dot3 card)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationz;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- // this final code is shared
- R_Mesh_TextureState(&m);
- R_Shadow_RenderLighting_Light_Dot3_Finalize(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase[0] * colorscale, lightcolorbase[1] * colorscale, lightcolorbase[2] * colorscale);
-}
-
-static void R_Shadow_RenderLighting_Light_Dot3_DiffusePass(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, rtexture_t *basetexture, rtexture_t *normalmaptexture, float colorscale)
-{
- rmeshstate_t m;
- // colorscale accounts for how much we multiply the brightness
- // during combine.
- //
- // mult is how many times the final pass of the lighting will be
- // performed to get more brightness than otherwise possible.
- //
- // Limit mult to 64 for sanity sake.
- GL_Color(1,1,1,1);
- // generate normalization cubemap texcoords
- R_Shadow_GenTexCoords_Diffuse_NormalCubeMap(firstvertex, numvertices, numtriangles, element3i);
- if (r_shadow_texture3d.integer && r_textureunits.integer >= 4)
- {
- // 3/2 3D combine path (Geforce3, Radeon 8500)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- m.tex3d[2] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[2] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[2] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[2] = rsurface.entitytoattenuationxyz;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- // 1/2/2 3D combine path (original Radeon)
- memset(&m, 0, sizeof(m));
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && rsurface.rtlight->currentcubemap == r_texture_whitecube)
- {
- // 2/2 3D combine path (original Radeon)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.tex3d[1] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationxyz;
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else if (r_textureunits.integer >= 4)
- {
- // 4/2 2D combine path (Geforce3, Radeon 8500)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- m.tex[2] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[2] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[2] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[2] = rsurface.entitytoattenuationxyz;
- m.tex[3] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[3] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[3] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[3] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[3] = rsurface.entitytoattenuationz;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else
- {
- // 2/2/2 2D combine path (any dot3 card)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationz;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- // this final code is shared
- R_Mesh_TextureState(&m);
- R_Shadow_RenderLighting_Light_Dot3_Finalize(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase[0] * colorscale, lightcolorbase[1] * colorscale, lightcolorbase[2] * colorscale);
-}
-
-static void R_Shadow_RenderLighting_Light_Dot3_SpecularPass(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, rtexture_t *glosstexture, rtexture_t *normalmaptexture, float colorscale)
-{
- float glossexponent;
- rmeshstate_t m;
- // FIXME: detect blendsquare!
- //if (!gl_support_blendsquare)
- // return;
- GL_Color(1,1,1,1);
- // generate normalization cubemap texcoords
- R_Shadow_GenTexCoords_Specular_NormalCubeMap(firstvertex, numvertices, numtriangles, element3i);
- if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- // 2/0/0/1/2 3D combine blendsquare path
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- // this squares the result
- GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second and third pass
- R_Mesh_ResetTextureState();
- // square alpha in framebuffer a few times to make it shiny
- GL_BlendFunc(GL_ZERO, GL_DST_ALPHA);
- for (glossexponent = 2;glossexponent * 2 <= r_shadow_glossexponent.value;glossexponent *= 2)
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // fourth pass
- memset(&m, 0, sizeof(m));
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- R_Mesh_TextureState(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // fifth pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(glosstexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && rsurface.rtlight->currentcubemap == r_texture_whitecube /* && gl_support_blendsquare*/) // FIXME: detect blendsquare!
- {
- // 2/0/0/2 3D combine blendsquare path
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- // this squares the result
- GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second and third pass
- R_Mesh_ResetTextureState();
- // square alpha in framebuffer a few times to make it shiny
- GL_BlendFunc(GL_ZERO, GL_DST_ALPHA);
- for (glossexponent = 2;glossexponent * 2 <= r_shadow_glossexponent.value;glossexponent *= 2)
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // fourth pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(glosstexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.tex3d[1] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationxyz;
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else
- {
- // 2/0/0/2/2 2D combine blendsquare path
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- // this squares the result
- GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second and third pass
- R_Mesh_ResetTextureState();
- // square alpha in framebuffer a few times to make it shiny
- GL_BlendFunc(GL_ZERO, GL_DST_ALPHA);
- for (glossexponent = 2;glossexponent * 2 <= r_shadow_glossexponent.value;glossexponent *= 2)
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // fourth pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationz;
- R_Mesh_TextureState(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // fifth pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(glosstexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- // this final code is shared
- R_Mesh_TextureState(&m);
- R_Shadow_RenderLighting_Light_Dot3_Finalize(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase[0] * colorscale, lightcolorbase[1] * colorscale, lightcolorbase[2] * colorscale);
-}
-
-static void R_Shadow_RenderLighting_Light_Dot3(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, const vec3_t lightcolorpants, const vec3_t lightcolorshirt, rtexture_t *basetexture, rtexture_t *pantstexture, rtexture_t *shirttexture, rtexture_t *normalmaptexture, rtexture_t *glosstexture, float ambientscale, float diffusescale, float specularscale, qboolean dopants, qboolean doshirt)
-{
- // ARB path (any Geforce, any Radeon)
- qboolean doambient = ambientscale > 0;
- qboolean dodiffuse = diffusescale > 0;
- qboolean dospecular = specularscale > 0;
- if (!doambient && !dodiffuse && !dospecular)
- return;
- R_Mesh_ColorPointer(NULL, 0, 0);
- if (doambient)
- R_Shadow_RenderLighting_Light_Dot3_AmbientPass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, basetexture, ambientscale * r_refdef.view.colorscale);
- if (dodiffuse)
- R_Shadow_RenderLighting_Light_Dot3_DiffusePass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, basetexture, normalmaptexture, diffusescale * r_refdef.view.colorscale);
- if (dopants)
- {
- if (doambient)
- R_Shadow_RenderLighting_Light_Dot3_AmbientPass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorpants, pantstexture, ambientscale * r_refdef.view.colorscale);
- if (dodiffuse)
- R_Shadow_RenderLighting_Light_Dot3_DiffusePass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorpants, pantstexture, normalmaptexture, diffusescale * r_refdef.view.colorscale);
- }
- if (doshirt)
- {
- if (doambient)
- R_Shadow_RenderLighting_Light_Dot3_AmbientPass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorshirt, shirttexture, ambientscale * r_refdef.view.colorscale);
- if (dodiffuse)
- R_Shadow_RenderLighting_Light_Dot3_DiffusePass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorshirt, shirttexture, normalmaptexture, diffusescale * r_refdef.view.colorscale);
- }
- if (dospecular)
- R_Shadow_RenderLighting_Light_Dot3_SpecularPass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, glosstexture, normalmaptexture, specularscale * r_refdef.view.colorscale);
+ GL_DepthFunc(GL_LEQUAL);
}
static void R_Shadow_RenderLighting_Light_Vertex_Pass(int firstvertex, int numvertices, int numtriangles, const int *element3i, vec3_t diffusecolor2, vec3_t ambientcolor2)
const int *e;
float *c;
int maxtriangles = 4096;
- int newelements[4096*3];
- R_Shadow_RenderLighting_Light_Vertex_Shading(firstvertex, numvertices, numtriangles, element3i, diffusecolor2, ambientcolor2);
- for (renders = 0;renders < 64;renders++)
+ static int newelements[4096*3];
+ R_Shadow_RenderLighting_Light_Vertex_Shading(firstvertex, numvertices, diffusecolor2, ambientcolor2);
+ for (renders = 0;renders < 4;renders++)
{
stop = true;
newfirstvertex = 0;
// renders them at once
for (i = 0, e = element3i;i < numtriangles;i++, e += 3)
{
- if (VectorLength2(rsurface.array_color4f + e[0] * 4) + VectorLength2(rsurface.array_color4f + e[1] * 4) + VectorLength2(rsurface.array_color4f + e[2] * 4) >= 0.01)
+ if (VectorLength2(rsurface.passcolor4f + e[0] * 4) + VectorLength2(rsurface.passcolor4f + e[1] * 4) + VectorLength2(rsurface.passcolor4f + e[2] * 4) >= 0.01)
{
if (newnumtriangles)
{
newe += 3;
if (newnumtriangles >= maxtriangles)
{
- R_Mesh_Draw(newfirstvertex, newlastvertex - newfirstvertex + 1, 0, newnumtriangles, newelements, NULL, 0, 0);
+ R_Mesh_Draw(newfirstvertex, newlastvertex - newfirstvertex + 1, 0, newnumtriangles, newelements, NULL, 0, NULL, NULL, 0);
newnumtriangles = 0;
newe = newelements;
stop = false;
}
if (newnumtriangles >= 1)
{
- R_Mesh_Draw(newfirstvertex, newlastvertex - newfirstvertex + 1, 0, newnumtriangles, newelements, NULL, 0, 0);
+ R_Mesh_Draw(newfirstvertex, newlastvertex - newfirstvertex + 1, 0, newnumtriangles, newelements, NULL, 0, NULL, NULL, 0);
stop = false;
}
// if we couldn't find any lit triangles, exit early
// handling of negative colors
// (some old drivers even have improper handling of >1 color)
stop = true;
- for (i = 0, c = rsurface.array_color4f + 4 * firstvertex;i < numvertices;i++, c += 4)
+ for (i = 0, c = rsurface.passcolor4f + 4 * firstvertex;i < numvertices;i++, c += 4)
{
if (c[0] > 1 || c[1] > 1 || c[2] > 1)
{
}
}
-static void R_Shadow_RenderLighting_Light_Vertex(int firstvertex, int numvertices, int numtriangles, const int *element3i, const vec3_t lightcolorbase, const vec3_t lightcolorpants, const vec3_t lightcolorshirt, rtexture_t *basetexture, rtexture_t *pantstexture, rtexture_t *shirttexture, rtexture_t *normalmaptexture, rtexture_t *glosstexture, float ambientscale, float diffusescale, float specularscale, qboolean dopants, qboolean doshirt)
+static void R_Shadow_RenderLighting_Light_Vertex(int texturenumsurfaces, const msurface_t **texturesurfacelist, const vec3_t lightcolor, float ambientscale, float diffusescale)
{
// OpenGL 1.1 path (anything)
float ambientcolorbase[3], diffusecolorbase[3];
float ambientcolorpants[3], diffusecolorpants[3];
float ambientcolorshirt[3], diffusecolorshirt[3];
- rmeshstate_t m;
- VectorScale(lightcolorbase, ambientscale * 2 * r_refdef.view.colorscale, ambientcolorbase);
- VectorScale(lightcolorbase, diffusescale * 2 * r_refdef.view.colorscale, diffusecolorbase);
- VectorScale(lightcolorpants, ambientscale * 2 * r_refdef.view.colorscale, ambientcolorpants);
- VectorScale(lightcolorpants, diffusescale * 2 * r_refdef.view.colorscale, diffusecolorpants);
- VectorScale(lightcolorshirt, ambientscale * 2 * r_refdef.view.colorscale, ambientcolorshirt);
- VectorScale(lightcolorshirt, diffusescale * 2 * r_refdef.view.colorscale, diffusecolorshirt);
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- if (r_textureunits.integer >= 2)
- {
- // voodoo2 or TNT
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.texmatrix[1] = rsurface.entitytoattenuationxyz;
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- if (r_textureunits.integer >= 3)
- {
- // Voodoo4 or Kyro (or Geforce3/Radeon with r_shadow_dot3 off)
- m.tex[2] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.texmatrix[2] = rsurface.entitytoattenuationz;
- m.pointer_texcoord3f[2] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[2] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.vertex3f_bufferoffset;
- }
+ const float *surfacecolor = rsurface.texture->dlightcolor;
+ const float *surfacepants = rsurface.colormap_pantscolor;
+ const float *surfaceshirt = rsurface.colormap_shirtcolor;
+ rtexture_t *basetexture = rsurface.texture->basetexture;
+ rtexture_t *pantstexture = rsurface.texture->pantstexture;
+ rtexture_t *shirttexture = rsurface.texture->shirttexture;
+ qboolean dopants = pantstexture && VectorLength2(surfacepants) >= (1.0f / 1048576.0f);
+ qboolean doshirt = shirttexture && VectorLength2(surfaceshirt) >= (1.0f / 1048576.0f);
+ ambientscale *= 2 * r_refdef.view.colorscale;
+ diffusescale *= 2 * r_refdef.view.colorscale;
+ ambientcolorbase[0] = lightcolor[0] * ambientscale * surfacecolor[0];ambientcolorbase[1] = lightcolor[1] * ambientscale * surfacecolor[1];ambientcolorbase[2] = lightcolor[2] * ambientscale * surfacecolor[2];
+ diffusecolorbase[0] = lightcolor[0] * diffusescale * surfacecolor[0];diffusecolorbase[1] = lightcolor[1] * diffusescale * surfacecolor[1];diffusecolorbase[2] = lightcolor[2] * diffusescale * surfacecolor[2];
+ ambientcolorpants[0] = ambientcolorbase[0] * surfacepants[0];ambientcolorpants[1] = ambientcolorbase[1] * surfacepants[1];ambientcolorpants[2] = ambientcolorbase[2] * surfacepants[2];
+ diffusecolorpants[0] = diffusecolorbase[0] * surfacepants[0];diffusecolorpants[1] = diffusecolorbase[1] * surfacepants[1];diffusecolorpants[2] = diffusecolorbase[2] * surfacepants[2];
+ ambientcolorshirt[0] = ambientcolorbase[0] * surfaceshirt[0];ambientcolorshirt[1] = ambientcolorbase[1] * surfaceshirt[1];ambientcolorshirt[2] = ambientcolorbase[2] * surfaceshirt[2];
+ diffusecolorshirt[0] = diffusecolorbase[0] * surfaceshirt[0];diffusecolorshirt[1] = diffusecolorbase[1] * surfaceshirt[1];diffusecolorshirt[2] = diffusecolorbase[2] * surfaceshirt[2];
+ RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | (diffusescale > 0 ? BATCHNEED_ARRAY_NORMAL : 0) | BATCHNEED_ARRAY_TEXCOORD | BATCHNEED_NOGAPS, texturenumsurfaces, texturesurfacelist);
+ rsurface.passcolor4f = (float *)R_FrameData_Alloc((rsurface.batchfirstvertex + rsurface.batchnumvertices) * sizeof(float[4]));
+ R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer, rsurface.batchvertex3f_bufferoffset);
+ R_Mesh_ColorPointer(4, GL_FLOAT, sizeof(float[4]), rsurface.passcolor4f, 0, 0);
+ R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordtexture2f, rsurface.batchtexcoordtexture2f_vertexbuffer, rsurface.batchtexcoordtexture2f_bufferoffset);
+ R_Mesh_TexBind(0, basetexture);
+ R_Mesh_TexMatrix(0, &rsurface.texture->currenttexmatrix);
+ R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, 1, 1);
+ switch(r_shadow_rendermode)
+ {
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX3DATTEN:
+ R_Mesh_TexBind(1, r_shadow_attenuation3dtexture);
+ R_Mesh_TexMatrix(1, &rsurface.entitytoattenuationxyz);
+ R_Mesh_TexCombine(1, GL_MODULATE, GL_MODULATE, 1, 1);
+ R_Mesh_TexCoordPointer(1, 3, GL_FLOAT, sizeof(float[3]), rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer, rsurface.batchvertex3f_bufferoffset);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2D1DATTEN:
+ R_Mesh_TexBind(2, r_shadow_attenuation2dtexture);
+ R_Mesh_TexMatrix(2, &rsurface.entitytoattenuationz);
+ R_Mesh_TexCombine(2, GL_MODULATE, GL_MODULATE, 1, 1);
+ R_Mesh_TexCoordPointer(2, 3, GL_FLOAT, sizeof(float[3]), rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer, rsurface.batchvertex3f_bufferoffset);
+ // fall through
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2DATTEN:
+ R_Mesh_TexBind(1, r_shadow_attenuation2dtexture);
+ R_Mesh_TexMatrix(1, &rsurface.entitytoattenuationxyz);
+ R_Mesh_TexCombine(1, GL_MODULATE, GL_MODULATE, 1, 1);
+ R_Mesh_TexCoordPointer(1, 3, GL_FLOAT, sizeof(float[3]), rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer, rsurface.batchvertex3f_bufferoffset);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
+ break;
+ default:
+ break;
}
- R_Mesh_TextureState(&m);
- //R_Mesh_TexBind(0, R_GetTexture(basetexture));
- R_Shadow_RenderLighting_Light_Vertex_Pass(firstvertex, numvertices, numtriangles, element3i, diffusecolorbase, ambientcolorbase);
+ //R_Mesh_TexBind(0, basetexture);
+ R_Shadow_RenderLighting_Light_Vertex_Pass(rsurface.batchfirstvertex, rsurface.batchnumvertices, rsurface.batchnumtriangles, rsurface.batchelement3i + 3*rsurface.batchfirsttriangle, diffusecolorbase, ambientcolorbase);
if (dopants)
{
- R_Mesh_TexBind(0, R_GetTexture(pantstexture));
- R_Shadow_RenderLighting_Light_Vertex_Pass(firstvertex, numvertices, numtriangles, element3i, diffusecolorpants, ambientcolorpants);
+ R_Mesh_TexBind(0, pantstexture);
+ R_Shadow_RenderLighting_Light_Vertex_Pass(rsurface.batchfirstvertex, rsurface.batchnumvertices, rsurface.batchnumtriangles, rsurface.batchelement3i + 3*rsurface.batchfirsttriangle, diffusecolorpants, ambientcolorpants);
}
if (doshirt)
{
- R_Mesh_TexBind(0, R_GetTexture(shirttexture));
- R_Shadow_RenderLighting_Light_Vertex_Pass(firstvertex, numvertices, numtriangles, element3i, diffusecolorshirt, ambientcolorshirt);
+ R_Mesh_TexBind(0, shirttexture);
+ R_Shadow_RenderLighting_Light_Vertex_Pass(rsurface.batchfirstvertex, rsurface.batchnumvertices, rsurface.batchnumtriangles, rsurface.batchelement3i + 3*rsurface.batchfirsttriangle, diffusecolorshirt, ambientcolorshirt);
}
}
extern cvar_t gl_lightmaps;
-void R_Shadow_RenderLighting(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject)
+void R_Shadow_RenderLighting(int texturenumsurfaces, const msurface_t **texturesurfacelist)
{
float ambientscale, diffusescale, specularscale;
qboolean negated;
- vec3_t lightcolorbase, lightcolorpants, lightcolorshirt;
- rtexture_t *nmap;
- // calculate colors to render this texture with
- lightcolorbase[0] = rsurface.rtlight->currentcolor[0] * rsurface.texture->dlightcolor[0];
- lightcolorbase[1] = rsurface.rtlight->currentcolor[1] * rsurface.texture->dlightcolor[1];
- lightcolorbase[2] = rsurface.rtlight->currentcolor[2] * rsurface.texture->dlightcolor[2];
+ float lightcolor[3];
+ VectorCopy(rsurface.rtlight->currentcolor, lightcolor);
ambientscale = rsurface.rtlight->ambientscale;
diffusescale = rsurface.rtlight->diffusescale;
specularscale = rsurface.rtlight->specularscale * rsurface.texture->specularscale;
diffusescale = 0;
specularscale = 0;
}
- if ((ambientscale + diffusescale) * VectorLength2(lightcolorbase) + specularscale * VectorLength2(lightcolorbase) < (1.0f / 1048576.0f))
+ if ((ambientscale + diffusescale) * VectorLength2(lightcolor) + specularscale * VectorLength2(lightcolor) < (1.0f / 1048576.0f))
return;
- negated = (lightcolorbase[0] + lightcolorbase[1] + lightcolorbase[2] < 0) && gl_support_ext_blend_subtract;
+ negated = (lightcolor[0] + lightcolor[1] + lightcolor[2] < 0) && vid.support.ext_blend_subtract;
if(negated)
{
- VectorNegate(lightcolorbase, lightcolorbase);
- qglBlendEquationEXT(GL_FUNC_REVERSE_SUBTRACT_EXT);
- }
- RSurf_SetupDepthAndCulling();
- nmap = rsurface.texture->currentskinframe->nmap;
- if (gl_lightmaps.integer)
- nmap = r_texture_blanknormalmap;
- if (rsurface.texture->colormapping && !gl_lightmaps.integer)
- {
- qboolean dopants = rsurface.texture->currentskinframe->pants != NULL && VectorLength2(rsurface.colormap_pantscolor) >= (1.0f / 1048576.0f);
- qboolean doshirt = rsurface.texture->currentskinframe->shirt != NULL && VectorLength2(rsurface.colormap_shirtcolor) >= (1.0f / 1048576.0f);
- if (dopants)
+ VectorNegate(lightcolor, lightcolor);
+ switch(vid.renderpath)
{
- lightcolorpants[0] = lightcolorbase[0] * rsurface.colormap_pantscolor[0];
- lightcolorpants[1] = lightcolorbase[1] * rsurface.colormap_pantscolor[1];
- lightcolorpants[2] = lightcolorbase[2] * rsurface.colormap_pantscolor[2];
- }
- else
- VectorClear(lightcolorpants);
- if (doshirt)
- {
- lightcolorshirt[0] = lightcolorbase[0] * rsurface.colormap_shirtcolor[0];
- lightcolorshirt[1] = lightcolorbase[1] * rsurface.colormap_shirtcolor[1];
- lightcolorshirt[2] = lightcolorbase[2] * rsurface.colormap_shirtcolor[2];
- }
- else
- VectorClear(lightcolorshirt);
- switch (r_shadow_rendermode)
- {
- case R_SHADOW_RENDERMODE_VISIBLELIGHTING:
- GL_DepthTest(!(rsurface.texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST) && !r_showdisabledepthtest.integer);
- R_Shadow_RenderLighting_VisibleLighting(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface.texture->basetexture, rsurface.texture->currentskinframe->pants, rsurface.texture->currentskinframe->shirt, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, dopants, doshirt);
+ case RENDERPATH_GL11:
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL20:
+ case RENDERPATH_GLES2:
+ qglBlendEquationEXT(GL_FUNC_REVERSE_SUBTRACT_EXT);
break;
- case R_SHADOW_RENDERMODE_LIGHT_GLSL:
- R_Shadow_RenderLighting_Light_GLSL(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface.texture->basetexture, rsurface.texture->currentskinframe->pants, rsurface.texture->currentskinframe->shirt, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, dopants, doshirt);
+ case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+ IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_BLENDOP, D3DBLENDOP_SUBTRACT);
+#endif
break;
- case R_SHADOW_RENDERMODE_LIGHT_DOT3:
- R_Shadow_RenderLighting_Light_Dot3(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface.texture->basetexture, rsurface.texture->currentskinframe->pants, rsurface.texture->currentskinframe->shirt, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, dopants, doshirt);
+ case RENDERPATH_D3D10:
+ Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
break;
- case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
- R_Shadow_RenderLighting_Light_Vertex(firstvertex, numvertices, numtriangles, element3i + firsttriangle * 3, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface.texture->basetexture, rsurface.texture->currentskinframe->pants, rsurface.texture->currentskinframe->shirt, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, dopants, doshirt);
+ case RENDERPATH_D3D11:
+ Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
break;
- default:
- Con_Printf("R_Shadow_RenderLighting: unknown r_shadow_rendermode %i\n", r_shadow_rendermode);
+ case RENDERPATH_SOFT:
+ DPSOFTRAST_BlendSubtract(true);
break;
}
}
- else
+ RSurf_SetupDepthAndCulling();
+ switch (r_shadow_rendermode)
+ {
+ case R_SHADOW_RENDERMODE_VISIBLELIGHTING:
+ GL_DepthTest(!(rsurface.texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST) && !r_showdisabledepthtest.integer);
+ R_Shadow_RenderLighting_VisibleLighting(texturenumsurfaces, texturesurfacelist);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_GLSL:
+ R_Shadow_RenderLighting_Light_GLSL(texturenumsurfaces, texturesurfacelist, lightcolor, ambientscale, diffusescale, specularscale);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX3DATTEN:
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2D1DATTEN:
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2DATTEN:
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
+ R_Shadow_RenderLighting_Light_Vertex(texturenumsurfaces, texturesurfacelist, lightcolor, ambientscale, diffusescale);
+ break;
+ default:
+ Con_Printf("R_Shadow_RenderLighting: unknown r_shadow_rendermode %i\n", r_shadow_rendermode);
+ break;
+ }
+ if(negated)
{
- switch (r_shadow_rendermode)
+ switch(vid.renderpath)
{
- case R_SHADOW_RENDERMODE_VISIBLELIGHTING:
- GL_DepthTest(!(rsurface.texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST) && !r_showdisabledepthtest.integer);
- R_Shadow_RenderLighting_VisibleLighting(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, vec3_origin, vec3_origin, rsurface.texture->basetexture, r_texture_black, r_texture_black, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, false, false);
+ case RENDERPATH_GL11:
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL20:
+ case RENDERPATH_GLES2:
+ qglBlendEquationEXT(GL_FUNC_ADD_EXT);
break;
- case R_SHADOW_RENDERMODE_LIGHT_GLSL:
- R_Shadow_RenderLighting_Light_GLSL(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, vec3_origin, vec3_origin, rsurface.texture->basetexture, r_texture_black, r_texture_black, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, false, false);
+ case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+ IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_BLENDOP, D3DBLENDOP_ADD);
+#endif
break;
- case R_SHADOW_RENDERMODE_LIGHT_DOT3:
- R_Shadow_RenderLighting_Light_Dot3(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, vec3_origin, vec3_origin, rsurface.texture->basetexture, r_texture_black, r_texture_black, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, false, false);
+ case RENDERPATH_D3D10:
+ Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
break;
- case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
- R_Shadow_RenderLighting_Light_Vertex(firstvertex, numvertices, numtriangles, element3i + firsttriangle * 3, lightcolorbase, vec3_origin, vec3_origin, rsurface.texture->basetexture, r_texture_black, r_texture_black, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, false, false);
+ case RENDERPATH_D3D11:
+ Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
break;
- default:
- Con_Printf("R_Shadow_RenderLighting: unknown r_shadow_rendermode %i\n", r_shadow_rendermode);
+ case RENDERPATH_SOFT:
+ DPSOFTRAST_BlendSubtract(false);
break;
}
}
- if(negated)
- qglBlendEquationEXT(GL_FUNC_ADD_EXT);
}
void R_RTLight_Update(rtlight_t *rtlight, int isstatic, matrix4x4_t *matrix, vec3_t color, int style, const char *cubemapname, int shadow, vec_t corona, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags)
{
// this variable must be set for the CompileShadowVolume/CompileShadowMap code
r_shadow_compilingrtlight = rtlight;
- R_Shadow_EnlargeLeafSurfaceTrisBuffer(model->brush.num_leafs, model->num_surfaces, model->brush.shadowmesh ? model->brush.shadowmesh->numtriangles : model->surfmesh.num_triangles, model->surfmesh.num_triangles);
- model->GetLightInfo(ent, rtlight->shadoworigin, rtlight->radius, rtlight->cullmins, rtlight->cullmaxs, r_shadow_buffer_leaflist, r_shadow_buffer_leafpvs, &numleafs, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces, r_shadow_buffer_shadowtrispvs, r_shadow_buffer_lighttrispvs, r_shadow_buffer_visitingleafpvs);
+ R_FrameData_SetMark();
+ model->GetLightInfo(ent, rtlight->shadoworigin, rtlight->radius, rtlight->cullmins, rtlight->cullmaxs, r_shadow_buffer_leaflist, r_shadow_buffer_leafpvs, &numleafs, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces, r_shadow_buffer_shadowtrispvs, r_shadow_buffer_lighttrispvs, r_shadow_buffer_visitingleafpvs, 0, NULL);
+ R_FrameData_ReturnToMark();
numleafpvsbytes = (model->brush.num_leafs + 7) >> 3;
numshadowtrispvsbytes = ((model->brush.shadowmesh ? model->brush.shadowmesh->numtriangles : model->surfmesh.num_triangles) + 7) >> 3;
numlighttrispvsbytes = (model->surfmesh.num_triangles + 7) >> 3;
memcpy(rtlight->static_shadowtrispvs, r_shadow_buffer_shadowtrispvs, rtlight->static_numshadowtrispvsbytes);
if (rtlight->static_numlighttrispvsbytes)
memcpy(rtlight->static_lighttrispvs, r_shadow_buffer_lighttrispvs, rtlight->static_numlighttrispvsbytes);
+ R_FrameData_SetMark();
switch (rtlight->shadowmode)
{
case R_SHADOW_SHADOWMODE_SHADOWMAP2D:
- case R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE:
- case R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE:
if (model->CompileShadowMap && rtlight->shadow)
model->CompileShadowMap(ent, rtlight->shadoworigin, NULL, rtlight->radius, numsurfaces, r_shadow_buffer_surfacelist);
break;
model->CompileShadowVolume(ent, rtlight->shadoworigin, NULL, rtlight->radius, numsurfaces, r_shadow_buffer_surfacelist);
break;
}
+ R_FrameData_ReturnToMark();
// now we're done compiling the rtlight
r_shadow_compilingrtlight = NULL;
}
if (CHECKPVSBIT(rtlight->static_shadowtrispvs, i))
shadowtris++;
- if (developer.integer >= 10)
- Con_Printf("static light built: %f %f %f : %f %f %f box, %i light triangles, %i shadow triangles, %i zpass/%i zfail compiled shadow volume triangles\n", rtlight->cullmins[0], rtlight->cullmins[1], rtlight->cullmins[2], rtlight->cullmaxs[0], rtlight->cullmaxs[1], rtlight->cullmaxs[2], lighttris, shadowtris, shadowzpasstris, shadowzfailtris);
+ if (developer_extra.integer)
+ Con_DPrintf("static light built: %f %f %f : %f %f %f box, %i light triangles, %i shadow triangles, %i zpass/%i zfail compiled shadow volume triangles\n", rtlight->cullmins[0], rtlight->cullmins[1], rtlight->cullmins[2], rtlight->cullmaxs[0], rtlight->cullmaxs[1], rtlight->cullmaxs[2], lighttris, shadowtris, shadowzpasstris, shadowzfailtris);
}
void R_RTLight_Uncompile(rtlight_t *rtlight)
int i, j;
mplane_t plane;
// reset the count of frustum planes
- // see rsurface.rtlight_frustumplanes definition for how much this array
+ // see rtlight->cached_frustumplanes definition for how much this array
// can hold
- rsurface.rtlight_numfrustumplanes = 0;
+ rtlight->cached_numfrustumplanes = 0;
// haven't implemented a culling path for ortho rendering
if (!r_refdef.view.useperspective)
break;
if (i == 4)
for (i = 0;i < 4;i++)
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = r_refdef.view.frustum[i];
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = r_refdef.view.frustum[i];
return;
}
if (PlaneDiff(rtlight->shadoworigin, &r_refdef.view.frustum[i]) < -0.03125)
continue;
// copy the plane
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = r_refdef.view.frustum[i];
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = r_refdef.view.frustum[i];
}
// if all the standard frustum planes were accepted, the light is onscreen
// otherwise we need to generate some more planes below...
- if (rsurface.rtlight_numfrustumplanes < 4)
+ if (rtlight->cached_numfrustumplanes < 4)
{
// at least one of the stock frustum planes failed, so we need to
// create one or two custom planes to enclose the light origin
// we have created a valid plane, compute extra info
PlaneClassify(&plane);
// copy the plane
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = plane;
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = plane;
#if 1
// if we've found 5 frustum planes then we have constructed a
// proper split-side case and do not need to keep searching for
// planes to enclose the light origin
- if (rsurface.rtlight_numfrustumplanes == 5)
+ if (rtlight->cached_numfrustumplanes == 5)
break;
#endif
}
#endif
#if 0
- for (i = 0;i < rsurface.rtlight_numfrustumplanes;i++)
+ for (i = 0;i < rtlight->cached_numfrustumplanes;i++)
{
- plane = rsurface.rtlight_frustumplanes[i];
+ plane = rtlight->cached_frustumplanes[i];
Con_Printf("light %p plane #%i %f %f %f : %f (%f %f %f %f %f)\n", rtlight, i, plane.normal[0], plane.normal[1], plane.normal[2], plane.dist, PlaneDiff(r_refdef.view.frustumcorner[0], &plane), PlaneDiff(r_refdef.view.frustumcorner[1], &plane), PlaneDiff(r_refdef.view.frustumcorner[2], &plane), PlaneDiff(r_refdef.view.frustumcorner[3], &plane), PlaneDiff(rtlight->shadoworigin, &plane));
}
#endif
VectorSubtract(plane.normal, rtlight->shadoworigin, plane.normal);
plane.dist = VectorNormalizeLength(plane.normal);
plane.dist += DotProduct(plane.normal, rtlight->shadoworigin);
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = plane;
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = plane;
}
}
#endif
{
VectorClear(plane.normal);
plane.normal[i >> 1] = (i & 1) ? -1 : 1;
- plane.dist = (i & 1) ? -rsurface.rtlight_cullmaxs[i >> 1] : rsurface.rtlight_cullmins[i >> 1];
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = plane;
+ plane.dist = (i & 1) ? -rtlight->cached_cullmaxs[i >> 1] : rtlight->cached_cullmins[i >> 1];
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = plane;
}
#endif
vec_t bestdist;
// reduce all plane distances to tightly fit the rtlight cull box, which
// is in worldspace
- VectorSet(points[0], rsurface.rtlight_cullmins[0], rsurface.rtlight_cullmins[1], rsurface.rtlight_cullmins[2]);
- VectorSet(points[1], rsurface.rtlight_cullmaxs[0], rsurface.rtlight_cullmins[1], rsurface.rtlight_cullmins[2]);
- VectorSet(points[2], rsurface.rtlight_cullmins[0], rsurface.rtlight_cullmaxs[1], rsurface.rtlight_cullmins[2]);
- VectorSet(points[3], rsurface.rtlight_cullmaxs[0], rsurface.rtlight_cullmaxs[1], rsurface.rtlight_cullmins[2]);
- VectorSet(points[4], rsurface.rtlight_cullmins[0], rsurface.rtlight_cullmins[1], rsurface.rtlight_cullmaxs[2]);
- VectorSet(points[5], rsurface.rtlight_cullmaxs[0], rsurface.rtlight_cullmins[1], rsurface.rtlight_cullmaxs[2]);
- VectorSet(points[6], rsurface.rtlight_cullmins[0], rsurface.rtlight_cullmaxs[1], rsurface.rtlight_cullmaxs[2]);
- VectorSet(points[7], rsurface.rtlight_cullmaxs[0], rsurface.rtlight_cullmaxs[1], rsurface.rtlight_cullmaxs[2]);
- oldnum = rsurface.rtlight_numfrustumplanes;
- rsurface.rtlight_numfrustumplanes = 0;
+ VectorSet(points[0], rtlight->cached_cullmins[0], rtlight->cached_cullmins[1], rtlight->cached_cullmins[2]);
+ VectorSet(points[1], rtlight->cached_cullmaxs[0], rtlight->cached_cullmins[1], rtlight->cached_cullmins[2]);
+ VectorSet(points[2], rtlight->cached_cullmins[0], rtlight->cached_cullmaxs[1], rtlight->cached_cullmins[2]);
+ VectorSet(points[3], rtlight->cached_cullmaxs[0], rtlight->cached_cullmaxs[1], rtlight->cached_cullmins[2]);
+ VectorSet(points[4], rtlight->cached_cullmins[0], rtlight->cached_cullmins[1], rtlight->cached_cullmaxs[2]);
+ VectorSet(points[5], rtlight->cached_cullmaxs[0], rtlight->cached_cullmins[1], rtlight->cached_cullmaxs[2]);
+ VectorSet(points[6], rtlight->cached_cullmins[0], rtlight->cached_cullmaxs[1], rtlight->cached_cullmaxs[2]);
+ VectorSet(points[7], rtlight->cached_cullmaxs[0], rtlight->cached_cullmaxs[1], rtlight->cached_cullmaxs[2]);
+ oldnum = rtlight->cached_numfrustumplanes;
+ rtlight->cached_numfrustumplanes = 0;
for (j = 0;j < oldnum;j++)
{
// find the nearest point on the box to this plane
- bestdist = DotProduct(rsurface.rtlight_frustumplanes[j].normal, points[0]);
+ bestdist = DotProduct(rtlight->cached_frustumplanes[j].normal, points[0]);
for (i = 1;i < 8;i++)
{
- dist = DotProduct(rsurface.rtlight_frustumplanes[j].normal, points[i]);
+ dist = DotProduct(rtlight->cached_frustumplanes[j].normal, points[i]);
if (bestdist > dist)
bestdist = dist;
}
- Con_Printf("light %p %splane #%i %f %f %f : %f < %f\n", rtlight, rsurface.rtlight_frustumplanes[j].dist < bestdist + 0.03125 ? "^2" : "^1", j, rsurface.rtlight_frustumplanes[j].normal[0], rsurface.rtlight_frustumplanes[j].normal[1], rsurface.rtlight_frustumplanes[j].normal[2], rsurface.rtlight_frustumplanes[j].dist, bestdist);
+ Con_Printf("light %p %splane #%i %f %f %f : %f < %f\n", rtlight, rtlight->cached_frustumplanes[j].dist < bestdist + 0.03125 ? "^2" : "^1", j, rtlight->cached_frustumplanes[j].normal[0], rtlight->cached_frustumplanes[j].normal[1], rtlight->cached_frustumplanes[j].normal[2], rtlight->cached_frustumplanes[j].dist, bestdist);
// if the nearest point is near or behind the plane, we want this
// plane, otherwise the plane is useless as it won't cull anything
- if (rsurface.rtlight_frustumplanes[j].dist < bestdist + 0.03125)
+ if (rtlight->cached_frustumplanes[j].dist < bestdist + 0.03125)
{
- PlaneClassify(&rsurface.rtlight_frustumplanes[j]);
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = rsurface.rtlight_frustumplanes[j];
+ PlaneClassify(&rtlight->cached_frustumplanes[j]);
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = rtlight->cached_frustumplanes[j];
}
}
}
{
CHECKGLERROR
GL_CullFace(GL_NONE);
- mesh = rsurface.rtlight->static_meshchain_shadow_shadowmap;
- for (;mesh;mesh = mesh->next)
- {
+ mesh = rsurface.rtlight->static_meshchain_shadow_shadowmap;
+ for (;mesh;mesh = mesh->next)
+ {
if (!mesh->sidetotals[r_shadow_shadowmapside])
continue;
- r_refdef.stats.lights_shadowtriangles += mesh->sidetotals[r_shadow_shadowmapside];
- R_Mesh_VertexPointer(mesh->vertex3f, mesh->vbo, mesh->vbooffset_vertex3f);
- R_Mesh_Draw(0, mesh->numverts, mesh->sideoffsets[r_shadow_shadowmapside], mesh->sidetotals[r_shadow_shadowmapside], mesh->element3i, mesh->element3s, mesh->ebo3i, mesh->ebo3s);
- }
- CHECKGLERROR
- }
+ r_refdef.stats.lights_shadowtriangles += mesh->sidetotals[r_shadow_shadowmapside];
+ if (mesh->vertex3fbuffer)
+ R_Mesh_PrepareVertices_Vertex3f(mesh->numverts, mesh->vertex3f, mesh->vertex3fbuffer);
+ else
+ R_Mesh_PrepareVertices_Vertex3f(mesh->numverts, mesh->vertex3f, mesh->vbo_vertexbuffer);
+ R_Mesh_Draw(0, mesh->numverts, mesh->sideoffsets[r_shadow_shadowmapside], mesh->sidetotals[r_shadow_shadowmapside], mesh->element3i, mesh->element3i_indexbuffer, mesh->element3i_bufferoffset, mesh->element3s, mesh->element3s_indexbuffer, mesh->element3s_bufferoffset);
+ }
+ CHECKGLERROR
+ }
else if (r_refdef.scene.worldentity->model)
- r_refdef.scene.worldmodel->DrawShadowMap(r_shadow_shadowmapside, r_refdef.scene.worldentity, rsurface.rtlight->shadoworigin, NULL, rsurface.rtlight->radius, numsurfaces, surfacelist, surfacesides, rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs);
+ r_refdef.scene.worldmodel->DrawShadowMap(r_shadow_shadowmapside, r_refdef.scene.worldentity, rsurface.rtlight->shadoworigin, NULL, rsurface.rtlight->radius, numsurfaces, surfacelist, surfacesides, rsurface.rtlight->cached_cullmins, rsurface.rtlight->cached_cullmaxs);
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
void R_Shadow_DrawWorldShadow_ShadowVolume(int numsurfaces, int *surfacelist, const unsigned char *trispvs)
{
- qboolean zpass;
+ qboolean zpass = false;
shadowmesh_t *mesh;
int t, tend;
int surfacelistindex;
msurface_t *surface;
+ // if triangle neighbors are disabled, shadowvolumes are disabled
+ if (r_refdef.scene.worldmodel->brush.shadowmesh ? !r_refdef.scene.worldmodel->brush.shadowmesh->neighbor3i : !r_refdef.scene.worldmodel->surfmesh.data_neighbor3i)
+ return;
+
RSurf_ActiveWorldEntity();
if (rsurface.rtlight->compiled && r_shadow_realtime_world_compile.integer && r_shadow_realtime_world_compileshadow.integer)
{
CHECKGLERROR
- zpass = R_Shadow_UseZPass(r_refdef.scene.worldmodel->normalmins, r_refdef.scene.worldmodel->normalmaxs);
- R_Shadow_RenderMode_StencilShadowVolumes(zpass);
+ if (r_shadow_rendermode != R_SHADOW_RENDERMODE_VISIBLEVOLUMES)
+ {
+ zpass = R_Shadow_UseZPass(r_refdef.scene.worldmodel->normalmins, r_refdef.scene.worldmodel->normalmaxs);
+ R_Shadow_RenderMode_StencilShadowVolumes(zpass);
+ }
mesh = zpass ? rsurface.rtlight->static_meshchain_shadow_zpass : rsurface.rtlight->static_meshchain_shadow_zfail;
for (;mesh;mesh = mesh->next)
{
r_refdef.stats.lights_shadowtriangles += mesh->numtriangles;
- R_Mesh_VertexPointer(mesh->vertex3f, mesh->vbo, mesh->vbooffset_vertex3f);
- GL_LockArrays(0, mesh->numverts);
+ if (mesh->vertex3fbuffer)
+ R_Mesh_PrepareVertices_Vertex3f(mesh->numverts, mesh->vertex3f, mesh->vertex3fbuffer);
+ else
+ R_Mesh_PrepareVertices_Vertex3f(mesh->numverts, mesh->vertex3f, mesh->vbo_vertexbuffer);
if (r_shadow_rendermode == R_SHADOW_RENDERMODE_ZPASS_STENCIL)
{
// increment stencil if frontface is infront of depthbuffer
GL_CullFace(r_refdef.view.cullface_back);
- qglStencilOp(GL_KEEP, GL_KEEP, GL_INCR);CHECKGLERROR
- R_Mesh_Draw(0, mesh->numverts, 0, mesh->numtriangles, mesh->element3i, mesh->element3s, mesh->ebo3i, mesh->ebo3s);
+ R_SetStencil(true, 255, GL_KEEP, GL_KEEP, GL_INCR, GL_ALWAYS, 128, 255);
+ R_Mesh_Draw(0, mesh->numverts, 0, mesh->numtriangles, mesh->element3i, mesh->element3i_indexbuffer, mesh->element3i_bufferoffset, mesh->element3s, mesh->element3s_indexbuffer, mesh->element3s_bufferoffset);
// decrement stencil if backface is infront of depthbuffer
GL_CullFace(r_refdef.view.cullface_front);
- qglStencilOp(GL_KEEP, GL_KEEP, GL_DECR);CHECKGLERROR
+ R_SetStencil(true, 255, GL_KEEP, GL_KEEP, GL_DECR, GL_ALWAYS, 128, 255);
}
else if (r_shadow_rendermode == R_SHADOW_RENDERMODE_ZFAIL_STENCIL)
{
// decrement stencil if backface is behind depthbuffer
GL_CullFace(r_refdef.view.cullface_front);
- qglStencilOp(GL_KEEP, GL_DECR, GL_KEEP);CHECKGLERROR
- R_Mesh_Draw(0, mesh->numverts, 0, mesh->numtriangles, mesh->element3i, mesh->element3s, mesh->ebo3i, mesh->ebo3s);
+ R_SetStencil(true, 255, GL_KEEP, GL_DECR, GL_KEEP, GL_ALWAYS, 128, 255);
+ R_Mesh_Draw(0, mesh->numverts, 0, mesh->numtriangles, mesh->element3i, mesh->element3i_indexbuffer, mesh->element3i_bufferoffset, mesh->element3s, mesh->element3s_indexbuffer, mesh->element3s_bufferoffset);
// increment stencil if frontface is behind depthbuffer
GL_CullFace(r_refdef.view.cullface_back);
- qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);CHECKGLERROR
+ R_SetStencil(true, 255, GL_KEEP, GL_INCR, GL_KEEP, GL_ALWAYS, 128, 255);
}
- R_Mesh_Draw(0, mesh->numverts, 0, mesh->numtriangles, mesh->element3i, mesh->element3s, mesh->ebo3i, mesh->ebo3s);
- GL_LockArrays(0, 0);
+ R_Mesh_Draw(0, mesh->numverts, 0, mesh->numtriangles, mesh->element3i, mesh->element3i_indexbuffer, mesh->element3i_bufferoffset, mesh->element3s, mesh->element3s_indexbuffer, mesh->element3s_bufferoffset);
}
CHECKGLERROR
}
- else if (numsurfaces && r_refdef.scene.worldmodel->brush.shadowmesh && r_shadow_culltriangles.integer)
+ else if (numsurfaces && r_refdef.scene.worldmodel->brush.shadowmesh)
{
+ // use the shadow trispvs calculated earlier by GetLightInfo to cull world triangles on this dynamic light
R_Shadow_PrepareShadowMark(r_refdef.scene.worldmodel->brush.shadowmesh->numtriangles);
for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
{
R_Shadow_VolumeFromList(r_refdef.scene.worldmodel->brush.shadowmesh->numverts, r_refdef.scene.worldmodel->brush.shadowmesh->numtriangles, r_refdef.scene.worldmodel->brush.shadowmesh->vertex3f, r_refdef.scene.worldmodel->brush.shadowmesh->element3i, r_refdef.scene.worldmodel->brush.shadowmesh->neighbor3i, rsurface.rtlight->shadoworigin, NULL, rsurface.rtlight->radius + r_refdef.scene.worldmodel->radius*2 + r_shadow_projectdistance.value, numshadowmark, shadowmarklist, r_refdef.scene.worldmodel->normalmins, r_refdef.scene.worldmodel->normalmaxs);
}
else if (numsurfaces)
- r_refdef.scene.worldmodel->DrawShadowVolume(r_refdef.scene.worldentity, rsurface.rtlight->shadoworigin, NULL, rsurface.rtlight->radius, numsurfaces, surfacelist, rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs);
+ {
+ r_refdef.scene.worldmodel->DrawShadowVolume(r_refdef.scene.worldentity, rsurface.rtlight->shadoworigin, NULL, rsurface.rtlight->radius, numsurfaces, surfacelist, rsurface.rtlight->cached_cullmins, rsurface.rtlight->cached_cullmaxs);
+ }
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
{
vec3_t relativeshadoworigin, relativeshadowmins, relativeshadowmaxs;
vec_t relativeshadowradius;
- RSurf_ActiveModelEntity(ent, false, false);
+ RSurf_ActiveModelEntity(ent, false, false, false);
Matrix4x4_Transform(&ent->inversematrix, rsurface.rtlight->shadoworigin, relativeshadoworigin);
+ // we need to re-init the shader for each entity because the matrix changed
relativeshadowradius = rsurface.rtlight->radius / ent->scale;
relativeshadowmins[0] = relativeshadoworigin[0] - relativeshadowradius;
relativeshadowmins[1] = relativeshadoworigin[1] - relativeshadowradius;
relativeshadowmaxs[0] = relativeshadoworigin[0] + relativeshadowradius;
relativeshadowmaxs[1] = relativeshadoworigin[1] + relativeshadowradius;
relativeshadowmaxs[2] = relativeshadoworigin[2] + relativeshadowradius;
- if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE || r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE || r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAP2D)
+ switch (r_shadow_rendermode)
{
+ case R_SHADOW_RENDERMODE_SHADOWMAP2D:
ent->model->DrawShadowMap(r_shadow_shadowmapside, ent, relativeshadoworigin, NULL, relativeshadowradius, ent->model->nummodelsurfaces, ent->model->sortedmodelsurfaces, NULL, relativeshadowmins, relativeshadowmaxs);
- }
- else
+ break;
+ default:
ent->model->DrawShadowVolume(ent, relativeshadoworigin, NULL, relativeshadowradius, ent->model->nummodelsurfaces, ent->model->sortedmodelsurfaces, relativeshadowmins, relativeshadowmaxs);
+ break;
+ }
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
void R_Shadow_SetupEntityLight(const entity_render_t *ent)
{
// set up properties for rendering light onto this entity
- RSurf_ActiveModelEntity(ent, true, true);
- GL_AlphaTest(false);
+ RSurf_ActiveModelEntity(ent, true, true, false);
Matrix4x4_Concat(&rsurface.entitytolight, &rsurface.rtlight->matrix_worldtolight, &ent->matrix);
Matrix4x4_Concat(&rsurface.entitytoattenuationxyz, &matrix_attenuationxyz, &rsurface.entitytolight);
Matrix4x4_Concat(&rsurface.entitytoattenuationz, &matrix_attenuationz, &rsurface.entitytolight);
Matrix4x4_Transform(&ent->inversematrix, rsurface.rtlight->shadoworigin, rsurface.entitylightorigin);
- if (r_shadow_lightingrendermode == R_SHADOW_RENDERMODE_LIGHT_GLSL)
- R_Mesh_TexMatrix(3, &rsurface.entitytolight);
}
-void R_Shadow_DrawWorldLight(int numsurfaces, int *surfacelist, const unsigned char *trispvs)
+void R_Shadow_DrawWorldLight(int numsurfaces, int *surfacelist, const unsigned char *lighttrispvs)
{
if (!r_refdef.scene.worldmodel->DrawLight)
return;
// set up properties for rendering light onto this entity
RSurf_ActiveWorldEntity();
- GL_AlphaTest(false);
rsurface.entitytolight = rsurface.rtlight->matrix_worldtolight;
Matrix4x4_Concat(&rsurface.entitytoattenuationxyz, &matrix_attenuationxyz, &rsurface.entitytolight);
Matrix4x4_Concat(&rsurface.entitytoattenuationz, &matrix_attenuationz, &rsurface.entitytolight);
VectorCopy(rsurface.rtlight->shadoworigin, rsurface.entitylightorigin);
- if (r_shadow_lightingrendermode == R_SHADOW_RENDERMODE_LIGHT_GLSL)
- R_Mesh_TexMatrix(3, &rsurface.entitytolight);
- r_refdef.scene.worldmodel->DrawLight(r_refdef.scene.worldentity, numsurfaces, surfacelist, trispvs);
+ r_refdef.scene.worldmodel->DrawLight(r_refdef.scene.worldentity, numsurfaces, surfacelist, lighttrispvs);
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
-void R_DrawRTLight(rtlight_t *rtlight, qboolean visible)
+void R_Shadow_PrepareLight(rtlight_t *rtlight)
{
int i;
float f;
int numleafs, numsurfaces;
int *leaflist, *surfacelist;
- unsigned char *leafpvs, *shadowtrispvs, *lighttrispvs, *surfacesides;
+ unsigned char *leafpvs;
+ unsigned char *shadowtrispvs;
+ unsigned char *lighttrispvs;
+ //unsigned char *surfacesides;
int numlightentities;
int numlightentities_noselfshadow;
int numshadowentities;
int numshadowentities_noselfshadow;
static entity_render_t *lightentities[MAX_EDICTS];
+ static entity_render_t *lightentities_noselfshadow[MAX_EDICTS];
static entity_render_t *shadowentities[MAX_EDICTS];
- static unsigned char entitysides[MAX_EDICTS];
- int lightentities_noselfshadow;
- int shadowentities_noselfshadow;
- vec3_t nearestpoint;
- vec_t distance;
- qboolean castshadows;
- int lodlinear;
+ static entity_render_t *shadowentities_noselfshadow[MAX_EDICTS];
+ qboolean nolight;
+
+ rtlight->draw = false;
// skip lights that don't light because of ambientscale+diffusescale+specularscale being 0 (corona only lights)
// skip lights that are basically invisible (color 0 0 0)
- if (VectorLength2(rtlight->color) * (rtlight->ambientscale + rtlight->diffusescale + rtlight->specularscale) < (1.0f / 1048576.0f))
- return;
+ nolight = VectorLength2(rtlight->color) * (rtlight->ambientscale + rtlight->diffusescale + rtlight->specularscale) < (1.0f / 1048576.0f);
// loading is done before visibility checks because loading should happen
// all at once at the start of a level, not when it stalls gameplay.
// (especially important to benchmarks)
// compile light
- if (rtlight->isstatic && (!rtlight->compiled || (rtlight->shadow && rtlight->shadowmode != (int)r_shadow_shadowmode)) && r_shadow_realtime_world_compile.integer)
+ if (rtlight->isstatic && !nolight && (!rtlight->compiled || (rtlight->shadow && rtlight->shadowmode != (int)r_shadow_shadowmode)) && r_shadow_realtime_world_compile.integer)
{
if (rtlight->compiled)
R_RTLight_Uncompile(rtlight);
}
// load cubemap
- rtlight->currentcubemap = rtlight->cubemapname[0] ? R_Shadow_Cubemap(rtlight->cubemapname) : r_texture_whitecube;
+ rtlight->currentcubemap = rtlight->cubemapname[0] ? R_GetCubemap(rtlight->cubemapname) : r_texture_whitecube;
// look up the light style value at this time
f = (rtlight->style >= 0 ? r_refdef.scene.rtlightstylevalue[rtlight->style] : 1) * r_shadow_lightintensityscale.value;
if (VectorLength2(rtlight->currentcolor) < (1.0f / 1048576.0f))
return;
+ // skip processing on corona-only lights
+ if (nolight)
+ return;
+
// if the light box is offscreen, skip it
if (R_CullBox(rtlight->cullmins, rtlight->cullmaxs))
return;
- VectorCopy(rtlight->cullmins, rsurface.rtlight_cullmins);
- VectorCopy(rtlight->cullmaxs, rsurface.rtlight_cullmaxs);
+ VectorCopy(rtlight->cullmins, rtlight->cached_cullmins);
+ VectorCopy(rtlight->cullmaxs, rtlight->cached_cullmaxs);
+
+ R_Shadow_ComputeShadowCasterCullingPlanes(rtlight);
if (rtlight->compiled && r_shadow_realtime_world_compile.integer)
{
leafpvs = rtlight->static_leafpvs;
numsurfaces = rtlight->static_numsurfaces;
surfacelist = rtlight->static_surfacelist;
- surfacesides = NULL;
+ //surfacesides = NULL;
shadowtrispvs = rtlight->static_shadowtrispvs;
lighttrispvs = rtlight->static_lighttrispvs;
}
{
// dynamic light, world available and can receive realtime lighting
// calculate lit surfaces and leafs
- R_Shadow_EnlargeLeafSurfaceTrisBuffer(r_refdef.scene.worldmodel->brush.num_leafs, r_refdef.scene.worldmodel->num_surfaces, r_refdef.scene.worldmodel->brush.shadowmesh ? r_refdef.scene.worldmodel->brush.shadowmesh->numtriangles : r_refdef.scene.worldmodel->surfmesh.num_triangles, r_refdef.scene.worldmodel->surfmesh.num_triangles);
- r_refdef.scene.worldmodel->GetLightInfo(r_refdef.scene.worldentity, rtlight->shadoworigin, rtlight->radius, rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs, r_shadow_buffer_leaflist, r_shadow_buffer_leafpvs, &numleafs, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces, r_shadow_buffer_shadowtrispvs, r_shadow_buffer_lighttrispvs, r_shadow_buffer_visitingleafpvs);
+ r_refdef.scene.worldmodel->GetLightInfo(r_refdef.scene.worldentity, rtlight->shadoworigin, rtlight->radius, rtlight->cached_cullmins, rtlight->cached_cullmaxs, r_shadow_buffer_leaflist, r_shadow_buffer_leafpvs, &numleafs, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces, r_shadow_buffer_shadowtrispvs, r_shadow_buffer_lighttrispvs, r_shadow_buffer_visitingleafpvs, rtlight->cached_numfrustumplanes, rtlight->cached_frustumplanes);
+ R_Shadow_ComputeShadowCasterCullingPlanes(rtlight);
leaflist = r_shadow_buffer_leaflist;
leafpvs = r_shadow_buffer_leafpvs;
surfacelist = r_shadow_buffer_surfacelist;
- surfacesides = r_shadow_buffer_surfacesides;
+ //surfacesides = r_shadow_buffer_surfacesides;
shadowtrispvs = r_shadow_buffer_shadowtrispvs;
lighttrispvs = r_shadow_buffer_lighttrispvs;
// if the reduced leaf bounds are offscreen, skip it
- if (R_CullBox(rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs))
+ if (R_CullBox(rtlight->cached_cullmins, rtlight->cached_cullmaxs))
return;
}
else
leafpvs = NULL;
numsurfaces = 0;
surfacelist = NULL;
- surfacesides = NULL;
+ //surfacesides = NULL;
shadowtrispvs = NULL;
lighttrispvs = NULL;
}
if (i == numleafs)
return;
}
- // set up a scissor rectangle for this light
- if (R_Shadow_ScissorForBBox(rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs))
- return;
-
- R_Shadow_ComputeShadowCasterCullingPlanes(rtlight);
// make a list of lit entities and shadow casting entities
numlightentities = 0;
numlightentities_noselfshadow = 0;
- lightentities_noselfshadow = sizeof(lightentities)/sizeof(lightentities[0]) - 1;
numshadowentities = 0;
numshadowentities_noselfshadow = 0;
- shadowentities_noselfshadow = sizeof(shadowentities)/sizeof(shadowentities[0]) - 1;
// add dynamic entities that are lit by the light
- if (r_drawentities.integer)
+ for (i = 0;i < r_refdef.scene.numentities;i++)
{
- for (i = 0;i < r_refdef.scene.numentities;i++)
+ dp_model_t *model;
+ entity_render_t *ent = r_refdef.scene.entities[i];
+ vec3_t org;
+ if (!BoxesOverlap(ent->mins, ent->maxs, rtlight->cached_cullmins, rtlight->cached_cullmaxs))
+ continue;
+ // skip the object entirely if it is not within the valid
+ // shadow-casting region (which includes the lit region)
+ if (R_CullBoxCustomPlanes(ent->mins, ent->maxs, rtlight->cached_numfrustumplanes, rtlight->cached_frustumplanes))
+ continue;
+ if (!(model = ent->model))
+ continue;
+ if (r_refdef.viewcache.entityvisible[i] && model->DrawLight && (ent->flags & RENDER_LIGHT))
{
- dp_model_t *model;
- entity_render_t *ent = r_refdef.scene.entities[i];
- vec3_t org;
- if (!BoxesOverlap(ent->mins, ent->maxs, rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs))
+ // this entity wants to receive light, is visible, and is
+ // inside the light box
+ // TODO: check if the surfaces in the model can receive light
+ // so now check if it's in a leaf seen by the light
+ if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS && !r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS(r_refdef.scene.worldmodel, leafpvs, ent->mins, ent->maxs))
continue;
- // skip the object entirely if it is not within the valid
- // shadow-casting region (which includes the lit region)
- if (R_CullBoxCustomPlanes(ent->mins, ent->maxs, rsurface.rtlight_numfrustumplanes, rsurface.rtlight_frustumplanes))
- continue;
- if (!(model = ent->model))
- continue;
- if (r_refdef.viewcache.entityvisible[i] && model->DrawLight && (ent->flags & RENDER_LIGHT))
+ if (ent->flags & RENDER_NOSELFSHADOW)
+ lightentities_noselfshadow[numlightentities_noselfshadow++] = ent;
+ else
+ lightentities[numlightentities++] = ent;
+ // since it is lit, it probably also casts a shadow...
+ // about the VectorDistance2 - light emitting entities should not cast their own shadow
+ Matrix4x4_OriginFromMatrix(&ent->matrix, org);
+ if ((ent->flags & RENDER_SHADOW) && model->DrawShadowVolume && VectorDistance2(org, rtlight->shadoworigin) > 0.1)
{
- // this entity wants to receive light, is visible, and is
- // inside the light box
- // TODO: check if the surfaces in the model can receive light
- // so now check if it's in a leaf seen by the light
- if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS && !r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS(r_refdef.scene.worldmodel, leafpvs, ent->mins, ent->maxs))
- continue;
- if (ent->flags & RENDER_NOSELFSHADOW)
- lightentities[lightentities_noselfshadow - numlightentities_noselfshadow++] = ent;
+ // note: exterior models without the RENDER_NOSELFSHADOW
+ // flag still create a RENDER_NOSELFSHADOW shadow but
+ // are lit normally, this means that they are
+ // self-shadowing but do not shadow other
+ // RENDER_NOSELFSHADOW entities such as the gun
+ // (very weird, but keeps the player shadow off the gun)
+ if (ent->flags & (RENDER_NOSELFSHADOW | RENDER_EXTERIORMODEL))
+ shadowentities_noselfshadow[numshadowentities_noselfshadow++] = ent;
else
- lightentities[numlightentities++] = ent;
- // since it is lit, it probably also casts a shadow...
- // about the VectorDistance2 - light emitting entities should not cast their own shadow
- Matrix4x4_OriginFromMatrix(&ent->matrix, org);
- if ((ent->flags & RENDER_SHADOW) && model->DrawShadowVolume && VectorDistance2(org, rtlight->shadoworigin) > 0.1)
- {
- // note: exterior models without the RENDER_NOSELFSHADOW
- // flag still create a RENDER_NOSELFSHADOW shadow but
- // are lit normally, this means that they are
- // self-shadowing but do not shadow other
- // RENDER_NOSELFSHADOW entities such as the gun
- // (very weird, but keeps the player shadow off the gun)
- if (ent->flags & (RENDER_NOSELFSHADOW | RENDER_EXTERIORMODEL))
- shadowentities[shadowentities_noselfshadow - numshadowentities_noselfshadow++] = ent;
- else
- shadowentities[numshadowentities++] = ent;
- }
+ shadowentities[numshadowentities++] = ent;
}
- else if (ent->flags & RENDER_SHADOW)
+ }
+ else if (ent->flags & RENDER_SHADOW)
+ {
+ // this entity is not receiving light, but may still need to
+ // cast a shadow...
+ // TODO: check if the surfaces in the model can cast shadow
+ // now check if it is in a leaf seen by the light
+ if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS && !r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS(r_refdef.scene.worldmodel, leafpvs, ent->mins, ent->maxs))
+ continue;
+ // about the VectorDistance2 - light emitting entities should not cast their own shadow
+ Matrix4x4_OriginFromMatrix(&ent->matrix, org);
+ if ((ent->flags & RENDER_SHADOW) && model->DrawShadowVolume && VectorDistance2(org, rtlight->shadoworigin) > 0.1)
{
- // this entity is not receiving light, but may still need to
- // cast a shadow...
- // TODO: check if the surfaces in the model can cast shadow
- // now check if it is in a leaf seen by the light
- if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS && !r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS(r_refdef.scene.worldmodel, leafpvs, ent->mins, ent->maxs))
- continue;
- // about the VectorDistance2 - light emitting entities should not cast their own shadow
- Matrix4x4_OriginFromMatrix(&ent->matrix, org);
- if ((ent->flags & RENDER_SHADOW) && model->DrawShadowVolume && VectorDistance2(org, rtlight->shadoworigin) > 0.1)
- {
- if (ent->flags & (RENDER_NOSELFSHADOW | RENDER_EXTERIORMODEL))
- shadowentities[shadowentities_noselfshadow - numshadowentities_noselfshadow++] = ent;
- else
- shadowentities[numshadowentities++] = ent;
- }
+ if (ent->flags & (RENDER_NOSELFSHADOW | RENDER_EXTERIORMODEL))
+ shadowentities_noselfshadow[numshadowentities_noselfshadow++] = ent;
+ else
+ shadowentities[numshadowentities++] = ent;
}
}
}
// return if there's nothing at all to light
- if (!numlightentities && !numsurfaces)
+ if (numsurfaces + numlightentities + numlightentities_noselfshadow == 0)
+ return;
+
+ // count this light in the r_speeds
+ r_refdef.stats.lights++;
+
+ // flag it as worth drawing later
+ rtlight->draw = true;
+
+ // cache all the animated entities that cast a shadow but are not visible
+ for (i = 0;i < numshadowentities;i++)
+ if (!shadowentities[i]->animcache_vertex3f)
+ R_AnimCache_GetEntity(shadowentities[i], false, false);
+ for (i = 0;i < numshadowentities_noselfshadow;i++)
+ if (!shadowentities_noselfshadow[i]->animcache_vertex3f)
+ R_AnimCache_GetEntity(shadowentities_noselfshadow[i], false, false);
+
+ // allocate some temporary memory for rendering this light later in the frame
+ // reusable buffers need to be copied, static data can be used as-is
+ rtlight->cached_numlightentities = numlightentities;
+ rtlight->cached_numlightentities_noselfshadow = numlightentities_noselfshadow;
+ rtlight->cached_numshadowentities = numshadowentities;
+ rtlight->cached_numshadowentities_noselfshadow = numshadowentities_noselfshadow;
+ rtlight->cached_numsurfaces = numsurfaces;
+ rtlight->cached_lightentities = (entity_render_t**)R_FrameData_Store(numlightentities*sizeof(entity_render_t*), (void*)lightentities);
+ rtlight->cached_lightentities_noselfshadow = (entity_render_t**)R_FrameData_Store(numlightentities_noselfshadow*sizeof(entity_render_t*), (void*)lightentities_noselfshadow);
+ rtlight->cached_shadowentities = (entity_render_t**)R_FrameData_Store(numshadowentities*sizeof(entity_render_t*), (void*)shadowentities);
+ rtlight->cached_shadowentities_noselfshadow = (entity_render_t**)R_FrameData_Store(numshadowentities_noselfshadow*sizeof(entity_render_t *), (void*)shadowentities_noselfshadow);
+ if (shadowtrispvs == r_shadow_buffer_shadowtrispvs)
+ {
+ int numshadowtrispvsbytes = (((r_refdef.scene.worldmodel->brush.shadowmesh ? r_refdef.scene.worldmodel->brush.shadowmesh->numtriangles : r_refdef.scene.worldmodel->surfmesh.num_triangles) + 7) >> 3);
+ int numlighttrispvsbytes = ((r_refdef.scene.worldmodel->surfmesh.num_triangles + 7) >> 3);
+ rtlight->cached_shadowtrispvs = (unsigned char *)R_FrameData_Store(numshadowtrispvsbytes, shadowtrispvs);
+ rtlight->cached_lighttrispvs = (unsigned char *)R_FrameData_Store(numlighttrispvsbytes, lighttrispvs);
+ rtlight->cached_surfacelist = (int*)R_FrameData_Store(numsurfaces*sizeof(int), (void*)surfacelist);
+ }
+ else
+ {
+ // compiled light data
+ rtlight->cached_shadowtrispvs = shadowtrispvs;
+ rtlight->cached_lighttrispvs = lighttrispvs;
+ rtlight->cached_surfacelist = surfacelist;
+ }
+}
+
+void R_Shadow_DrawLight(rtlight_t *rtlight)
+{
+ int i;
+ int numsurfaces;
+ unsigned char *shadowtrispvs, *lighttrispvs, *surfacesides;
+ int numlightentities;
+ int numlightentities_noselfshadow;
+ int numshadowentities;
+ int numshadowentities_noselfshadow;
+ entity_render_t **lightentities;
+ entity_render_t **lightentities_noselfshadow;
+ entity_render_t **shadowentities;
+ entity_render_t **shadowentities_noselfshadow;
+ int *surfacelist;
+ static unsigned char entitysides[MAX_EDICTS];
+ static unsigned char entitysides_noselfshadow[MAX_EDICTS];
+ vec3_t nearestpoint;
+ vec_t distance;
+ qboolean castshadows;
+ int lodlinear;
+
+ // check if we cached this light this frame (meaning it is worth drawing)
+ if (!rtlight->draw)
+ return;
+
+ numlightentities = rtlight->cached_numlightentities;
+ numlightentities_noselfshadow = rtlight->cached_numlightentities_noselfshadow;
+ numshadowentities = rtlight->cached_numshadowentities;
+ numshadowentities_noselfshadow = rtlight->cached_numshadowentities_noselfshadow;
+ numsurfaces = rtlight->cached_numsurfaces;
+ lightentities = rtlight->cached_lightentities;
+ lightentities_noselfshadow = rtlight->cached_lightentities_noselfshadow;
+ shadowentities = rtlight->cached_shadowentities;
+ shadowentities_noselfshadow = rtlight->cached_shadowentities_noselfshadow;
+ shadowtrispvs = rtlight->cached_shadowtrispvs;
+ lighttrispvs = rtlight->cached_lighttrispvs;
+ surfacelist = rtlight->cached_surfacelist;
+
+ // set up a scissor rectangle for this light
+ if (R_Shadow_ScissorForBBox(rtlight->cached_cullmins, rtlight->cached_cullmaxs))
return;
// don't let sound skip if going slow
// make this the active rtlight for rendering purposes
R_Shadow_RenderMode_ActiveLight(rtlight);
- // count this light in the r_speeds
- r_refdef.stats.lights++;
if (r_showshadowvolumes.integer && r_refdef.view.showdebug && numsurfaces + numshadowentities + numshadowentities_noselfshadow && rtlight->shadow && (rtlight->isstatic ? r_refdef.scene.rtworldshadows : r_refdef.scene.rtdlightshadows))
{
for (i = 0;i < numshadowentities;i++)
R_Shadow_DrawEntityShadow(shadowentities[i]);
for (i = 0;i < numshadowentities_noselfshadow;i++)
- R_Shadow_DrawEntityShadow(shadowentities[shadowentities_noselfshadow - i]);
+ R_Shadow_DrawEntityShadow(shadowentities_noselfshadow[i]);
+ R_Shadow_RenderMode_VisibleLighting(false, false);
}
if (r_showlighting.integer && r_refdef.view.showdebug && numsurfaces + numlightentities + numlightentities_noselfshadow)
for (i = 0;i < numlightentities;i++)
R_Shadow_DrawEntityLight(lightentities[i]);
for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities[lightentities_noselfshadow - i]);
+ R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
}
castshadows = numsurfaces + numshadowentities + numshadowentities_noselfshadow > 0 && rtlight->shadow && (rtlight->isstatic ? r_refdef.scene.rtworldshadows : r_refdef.scene.rtdlightshadows);
//lodlinear = (int)(r_shadow_shadowmapping_lod_bias.value + r_shadow_shadowmapping_lod_scale.value * rtlight->radius / max(1.0f, distance));
lodlinear = bound(r_shadow_shadowmapping_minsize.integer, lodlinear, r_shadow_shadowmapmaxsize);
- if (castshadows && (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAP2D || r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE || r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE))
+ if (castshadows && r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAP2D)
{
float borderbias;
int side;
if ((r_shadow_shadowmapmaxsize >> i) > lodlinear)
r_shadow_shadowmaplod = i;
- if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE)
- size = max(1, r_shadow_shadowmapmaxsize >> r_shadow_shadowmaplod);
- else
- size = bound(r_shadow_shadowmapborder, lodlinear, r_shadow_shadowmapmaxsize);
+ size = bound(r_shadow_shadowmapborder, lodlinear, r_shadow_shadowmapmaxsize);
borderbias = r_shadow_shadowmapborder / (float)(size - r_shadow_shadowmapborder);
+ surfacesides = NULL;
if (numsurfaces)
{
if (rtlight->compiled && r_shadow_realtime_world_compile.integer && r_shadow_realtime_world_compileshadow.integer)
}
else
{
+ surfacesides = r_shadow_buffer_surfacesides;
for(i = 0;i < numsurfaces;i++)
{
msurface_t *surface = r_refdef.scene.worldmodel->data_surfaces + surfacelist[i];
receivermask |= R_Shadow_CalcEntitySideMask(lightentities[i], &rtlight->matrix_worldtolight, &radiustolight, borderbias);
if (receivermask < 0x3F)
for(i = 0; i < numlightentities_noselfshadow;i++)
- receivermask |= R_Shadow_CalcEntitySideMask(lightentities[lightentities_noselfshadow - i], &rtlight->matrix_worldtolight, &radiustolight, borderbias);
+ receivermask |= R_Shadow_CalcEntitySideMask(lightentities_noselfshadow[i], &rtlight->matrix_worldtolight, &radiustolight, borderbias);
}
receivermask &= R_Shadow_CullFrustumSides(rtlight, size, r_shadow_shadowmapborder);
for (i = 0;i < numshadowentities;i++)
castermask |= (entitysides[i] = R_Shadow_CalcEntitySideMask(shadowentities[i], &rtlight->matrix_worldtolight, &radiustolight, borderbias));
for (i = 0;i < numshadowentities_noselfshadow;i++)
- castermask |= (entitysides[shadowentities_noselfshadow - i] = R_Shadow_CalcEntitySideMask(shadowentities[shadowentities_noselfshadow - i], &rtlight->matrix_worldtolight, &radiustolight, borderbias));
+ castermask |= (entitysides_noselfshadow[i] = R_Shadow_CalcEntitySideMask(shadowentities_noselfshadow[i], &rtlight->matrix_worldtolight, &radiustolight, borderbias));
}
//Con_Printf("distance %f lodlinear %i (lod %i) size %i\n", distance, lodlinear, r_shadow_shadowmaplod, size);
// render shadow casters into 6 sided depth texture
for (side = 0;side < 6;side++) if (receivermask & (1 << side))
{
- R_Shadow_RenderMode_ShadowMap(side, true, size);
+ R_Shadow_RenderMode_ShadowMap(side, receivermask, size);
if (! (castermask & (1 << side))) continue;
if (numsurfaces)
R_Shadow_DrawWorldShadow_ShadowMap(numsurfaces, surfacelist, shadowtrispvs, surfacesides);
// draw lighting in the unmasked areas
R_Shadow_RenderMode_Lighting(false, false, true);
for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities[lightentities_noselfshadow - i]);
+ R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
}
// render shadow casters into 6 sided depth texture
- if (numshadowentities_noselfshadow)
+ if (numshadowentities_noselfshadow)
{
for (side = 0;side < 6;side++) if ((receivermask & castermask) & (1 << side))
{
- R_Shadow_RenderMode_ShadowMap(side, false, size);
- for (i = 0;i < numshadowentities_noselfshadow;i++) if (entitysides[shadowentities_noselfshadow - i] & (1 << side))
- R_Shadow_DrawEntityShadow(shadowentities[shadowentities_noselfshadow - i]);
+ R_Shadow_RenderMode_ShadowMap(side, 0, size);
+ for (i = 0;i < numshadowentities_noselfshadow;i++) if (entitysides_noselfshadow[i] & (1 << side))
+ R_Shadow_DrawEntityShadow(shadowentities_noselfshadow[i]);
}
}
for (i = 0;i < numlightentities;i++)
R_Shadow_DrawEntityLight(lightentities[i]);
}
- else if (castshadows && gl_stencil)
+ else if (castshadows && vid.stencil)
{
// draw stencil shadow volumes to mask off pixels that are in shadow
// so that they won't receive lighting
GL_Scissor(r_shadow_lightscissor[0], r_shadow_lightscissor[1], r_shadow_lightscissor[2], r_shadow_lightscissor[3]);
R_Shadow_ClearStencil();
+
if (numsurfaces)
R_Shadow_DrawWorldShadow_ShadowVolume(numsurfaces, surfacelist, shadowtrispvs);
for (i = 0;i < numshadowentities;i++)
R_Shadow_DrawEntityShadow(shadowentities[i]);
- if (numlightentities_noselfshadow)
- {
- // draw lighting in the unmasked areas
- R_Shadow_RenderMode_Lighting(true, false, false);
- for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities[lightentities_noselfshadow - i]);
- // optionally draw the illuminated areas
- // for performance analysis by level designers
- if (r_showlighting.integer && r_refdef.view.showdebug)
- {
- R_Shadow_RenderMode_VisibleLighting(!r_showdisabledepthtest.integer, false);
- for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities[lightentities_noselfshadow - i]);
- }
- }
+ // draw lighting in the unmasked areas
+ R_Shadow_RenderMode_Lighting(true, false, false);
+ for (i = 0;i < numlightentities_noselfshadow;i++)
+ R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
+
for (i = 0;i < numshadowentities_noselfshadow;i++)
- R_Shadow_DrawEntityShadow(shadowentities[shadowentities_noselfshadow - i]);
+ R_Shadow_DrawEntityShadow(shadowentities_noselfshadow[i]);
- if (numsurfaces + numlightentities)
- {
- // draw lighting in the unmasked areas
- R_Shadow_RenderMode_Lighting(true, false, false);
- if (numsurfaces)
- R_Shadow_DrawWorldLight(numsurfaces, surfacelist, lighttrispvs);
- for (i = 0;i < numlightentities;i++)
- R_Shadow_DrawEntityLight(lightentities[i]);
- }
+ // draw lighting in the unmasked areas
+ R_Shadow_RenderMode_Lighting(true, false, false);
+ if (numsurfaces)
+ R_Shadow_DrawWorldLight(numsurfaces, surfacelist, lighttrispvs);
+ for (i = 0;i < numlightentities;i++)
+ R_Shadow_DrawEntityLight(lightentities[i]);
}
else
{
- if (numsurfaces + numlightentities)
+ // draw lighting in the unmasked areas
+ R_Shadow_RenderMode_Lighting(false, false, false);
+ if (numsurfaces)
+ R_Shadow_DrawWorldLight(numsurfaces, surfacelist, lighttrispvs);
+ for (i = 0;i < numlightentities;i++)
+ R_Shadow_DrawEntityLight(lightentities[i]);
+ for (i = 0;i < numlightentities_noselfshadow;i++)
+ R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
+ }
+
+ if (r_shadow_usingdeferredprepass)
+ {
+ // when rendering deferred lighting, we simply rasterize the box
+ if (castshadows && r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAP2D)
+ R_Shadow_RenderMode_DrawDeferredLight(false, true);
+ else if (castshadows && vid.stencil)
+ R_Shadow_RenderMode_DrawDeferredLight(true, false);
+ else
+ R_Shadow_RenderMode_DrawDeferredLight(false, false);
+ }
+
+ if (r_shadow_particletrace.integer)
+ R_Shadow_RenderParticlesForLight(rtlight);
+}
+
+static void R_Shadow_FreeDeferred(void)
+{
+ R_Mesh_DestroyFramebufferObject(r_shadow_prepassgeometryfbo);
+ r_shadow_prepassgeometryfbo = 0;
+
+ R_Mesh_DestroyFramebufferObject(r_shadow_prepasslightingdiffusespecularfbo);
+ r_shadow_prepasslightingdiffusespecularfbo = 0;
+
+ R_Mesh_DestroyFramebufferObject(r_shadow_prepasslightingdiffusefbo);
+ r_shadow_prepasslightingdiffusefbo = 0;
+
+ if (r_shadow_prepassgeometrydepthtexture)
+ R_FreeTexture(r_shadow_prepassgeometrydepthtexture);
+ r_shadow_prepassgeometrydepthtexture = NULL;
+
+ if (r_shadow_prepassgeometrydepthcolortexture)
+ R_FreeTexture(r_shadow_prepassgeometrydepthcolortexture);
+ r_shadow_prepassgeometrydepthcolortexture = NULL;
+
+ if (r_shadow_prepassgeometrynormalmaptexture)
+ R_FreeTexture(r_shadow_prepassgeometrynormalmaptexture);
+ r_shadow_prepassgeometrynormalmaptexture = NULL;
+
+ if (r_shadow_prepasslightingdiffusetexture)
+ R_FreeTexture(r_shadow_prepasslightingdiffusetexture);
+ r_shadow_prepasslightingdiffusetexture = NULL;
+
+ if (r_shadow_prepasslightingspeculartexture)
+ R_FreeTexture(r_shadow_prepasslightingspeculartexture);
+ r_shadow_prepasslightingspeculartexture = NULL;
+}
+
+void R_Shadow_DrawPrepass(void)
+{
+ int i;
+ int flag;
+ int lnum;
+ size_t lightindex;
+ dlight_t *light;
+ size_t range;
+ entity_render_t *ent;
+ float clearcolor[4];
+
+ R_Mesh_ResetTextureState();
+ GL_DepthMask(true);
+ GL_ColorMask(1,1,1,1);
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ GL_Color(1,1,1,1);
+ GL_DepthTest(true);
+ R_Mesh_SetRenderTargets(r_shadow_prepassgeometryfbo, r_shadow_prepassgeometrydepthtexture, r_shadow_prepassgeometrynormalmaptexture, r_shadow_prepassgeometrydepthcolortexture, NULL, NULL);
+ Vector4Set(clearcolor, 0.5f,0.5f,0.5f,1.0f);
+ GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT, clearcolor, 1.0f, 0);
+ if (r_timereport_active)
+ R_TimeReport("prepasscleargeom");
+
+ if (cl.csqc_vidvars.drawworld && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->DrawPrepass)
+ r_refdef.scene.worldmodel->DrawPrepass(r_refdef.scene.worldentity);
+ if (r_timereport_active)
+ R_TimeReport("prepassworld");
+
+ for (i = 0;i < r_refdef.scene.numentities;i++)
+ {
+ if (!r_refdef.viewcache.entityvisible[i])
+ continue;
+ ent = r_refdef.scene.entities[i];
+ if (ent->model && ent->model->DrawPrepass != NULL)
+ ent->model->DrawPrepass(ent);
+ }
+
+ if (r_timereport_active)
+ R_TimeReport("prepassmodels");
+
+ GL_DepthMask(false);
+ GL_ColorMask(1,1,1,1);
+ GL_Color(1,1,1,1);
+ GL_DepthTest(true);
+ R_Mesh_SetRenderTargets(r_shadow_prepasslightingdiffusespecularfbo, r_shadow_prepassgeometrydepthtexture, r_shadow_prepasslightingdiffusetexture, r_shadow_prepasslightingspeculartexture, NULL, NULL);
+ Vector4Set(clearcolor, 0, 0, 0, 0);
+ GL_Clear(GL_COLOR_BUFFER_BIT, clearcolor, 1.0f, 0);
+ if (r_timereport_active)
+ R_TimeReport("prepassclearlit");
+
+ R_Shadow_RenderMode_Begin();
+
+ flag = r_refdef.scene.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
+ if (r_shadow_debuglight.integer >= 0)
+ {
+ lightindex = r_shadow_debuglight.integer;
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (light && (light->flags & flag) && light->rtlight.draw)
+ R_Shadow_DrawLight(&light->rtlight);
+ }
+ else
+ {
+ range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
+ for (lightindex = 0;lightindex < range;lightindex++)
{
- // draw lighting in the unmasked areas
- R_Shadow_RenderMode_Lighting(false, false, false);
- if (numsurfaces)
- R_Shadow_DrawWorldLight(numsurfaces, surfacelist, lighttrispvs);
- for (i = 0;i < numlightentities;i++)
- R_Shadow_DrawEntityLight(lightentities[i]);
- for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities[lightentities_noselfshadow - i]);
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (light && (light->flags & flag) && light->rtlight.draw)
+ R_Shadow_DrawLight(&light->rtlight);
}
}
+ if (r_refdef.scene.rtdlight)
+ for (lnum = 0;lnum < r_refdef.scene.numlights;lnum++)
+ if (r_refdef.scene.lights[lnum]->draw)
+ R_Shadow_DrawLight(r_refdef.scene.lights[lnum]);
+
+ R_Mesh_ResetRenderTargets();
+
+ R_Shadow_RenderMode_End();
+
+ if (r_timereport_active)
+ R_TimeReport("prepasslights");
}
void R_Shadow_DrawLightSprites(void);
-void R_ShadowVolumeLighting(qboolean visible)
+void R_Shadow_PrepareLights(void)
{
int flag;
int lnum;
dlight_t *light;
size_t range;
float f;
+ GLenum status;
- if (r_shadow_shadowmapmaxsize != bound(1, r_shadow_shadowmapping_maxsize.integer, gl_max_size.integer / 4) ||
- (r_shadow_shadowmode != R_SHADOW_SHADOWMODE_STENCIL) != (r_shadow_shadowmapping.integer && r_glsl.integer && gl_support_fragment_shader && gl_support_ext_framebuffer_object) ||
- r_shadow_shadowmapvsdct != (r_shadow_shadowmapping_vsdct.integer != 0) ||
- r_shadow_shadowmaptexturetype != r_shadow_shadowmapping_texturetype.integer ||
+ if (r_shadow_shadowmapmaxsize != bound(1, r_shadow_shadowmapping_maxsize.integer, (int)vid.maxtexturesize_2d / 4) ||
+ (r_shadow_shadowmode != R_SHADOW_SHADOWMODE_STENCIL) != (r_shadow_shadowmapping.integer || r_shadow_deferred.integer) ||
+ r_shadow_shadowmapvsdct != (r_shadow_shadowmapping_vsdct.integer != 0 && vid.renderpath == RENDERPATH_GL20) ||
r_shadow_shadowmapfilterquality != r_shadow_shadowmapping_filterquality.integer ||
r_shadow_shadowmapdepthbits != r_shadow_shadowmapping_depthbits.integer ||
r_shadow_shadowmapborder != bound(0, r_shadow_shadowmapping_bordersize.integer, 16))
R_Shadow_FreeShadowMaps();
- if (r_editlights.integer)
- R_Shadow_DrawLightSprites();
+ r_shadow_usingshadowmaportho = false;
+
+ switch (vid.renderpath)
+ {
+ case RENDERPATH_GL20:
+ case RENDERPATH_D3D9:
+ case RENDERPATH_D3D10:
+ case RENDERPATH_D3D11:
+ case RENDERPATH_SOFT:
+ case RENDERPATH_GLES2:
+ if (!r_shadow_deferred.integer || r_shadow_shadowmode == R_SHADOW_SHADOWMODE_STENCIL || !vid.support.ext_framebuffer_object || vid.maxdrawbuffers < 2)
+ {
+ r_shadow_usingdeferredprepass = false;
+ if (r_shadow_prepass_width)
+ R_Shadow_FreeDeferred();
+ r_shadow_prepass_width = r_shadow_prepass_height = 0;
+ break;
+ }
+
+ if (r_shadow_prepass_width != vid.width || r_shadow_prepass_height != vid.height)
+ {
+ R_Shadow_FreeDeferred();
+
+ r_shadow_usingdeferredprepass = true;
+ r_shadow_prepass_width = vid.width;
+ r_shadow_prepass_height = vid.height;
+ r_shadow_prepassgeometrydepthtexture = R_LoadTextureShadowMap2D(r_shadow_texturepool, "prepassgeometrydepthmap", vid.width, vid.height, 24, false);
+ switch (vid.renderpath)
+ {
+ case RENDERPATH_D3D9:
+ r_shadow_prepassgeometrydepthcolortexture = R_LoadTexture2D(r_shadow_texturepool, "prepassgeometrydepthcolormap", vid.width, vid.height, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCENEAREST, -1, NULL);
+ break;
+ default:
+ break;
+ }
+ r_shadow_prepassgeometrynormalmaptexture = R_LoadTexture2D(r_shadow_texturepool, "prepassgeometrynormalmap", vid.width, vid.height, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCENEAREST, -1, NULL);
+ r_shadow_prepasslightingdiffusetexture = R_LoadTexture2D(r_shadow_texturepool, "prepasslightingdiffuse", vid.width, vid.height, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCENEAREST, -1, NULL);
+ r_shadow_prepasslightingspeculartexture = R_LoadTexture2D(r_shadow_texturepool, "prepasslightingspecular", vid.width, vid.height, NULL, TEXTYPE_COLORBUFFER, TEXF_RENDERTARGET | TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCENEAREST, -1, NULL);
+
+ // set up the geometry pass fbo (depth + normalmap)
+ r_shadow_prepassgeometryfbo = R_Mesh_CreateFramebufferObject(r_shadow_prepassgeometrydepthtexture, r_shadow_prepassgeometrynormalmaptexture, NULL, NULL, NULL);
+ R_Mesh_SetRenderTargets(r_shadow_prepassgeometryfbo, r_shadow_prepassgeometrydepthtexture, r_shadow_prepassgeometrynormalmaptexture, r_shadow_prepassgeometrydepthcolortexture, NULL, NULL);
+ // render depth into one texture and normalmap into the other
+ if (qglDrawBuffersARB)
+ {
+ qglDrawBuffer(GL_COLOR_ATTACHMENT0_EXT);CHECKGLERROR
+ qglReadBuffer(GL_NONE);CHECKGLERROR
+ status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
+ if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
+ {
+ Con_Printf("R_PrepareRTLights: glCheckFramebufferStatusEXT returned %i\n", status);
+ Cvar_SetValueQuick(&r_shadow_deferred, 0);
+ r_shadow_usingdeferredprepass = false;
+ }
+ }
+
+ // set up the lighting pass fbo (diffuse + specular)
+ r_shadow_prepasslightingdiffusespecularfbo = R_Mesh_CreateFramebufferObject(r_shadow_prepassgeometrydepthtexture, r_shadow_prepasslightingdiffusetexture, r_shadow_prepasslightingspeculartexture, NULL, NULL);
+ R_Mesh_SetRenderTargets(r_shadow_prepasslightingdiffusespecularfbo, r_shadow_prepassgeometrydepthtexture, r_shadow_prepasslightingdiffusetexture, r_shadow_prepasslightingspeculartexture, NULL, NULL);
+ // render diffuse into one texture and specular into another,
+ // with depth and normalmap bound as textures,
+ // with depth bound as attachment as well
+ if (qglDrawBuffersARB)
+ {
+ qglDrawBuffersARB(2, r_shadow_prepasslightingdrawbuffers);CHECKGLERROR
+ qglReadBuffer(GL_NONE);CHECKGLERROR
+ status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
+ if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
+ {
+ Con_Printf("R_PrepareRTLights: glCheckFramebufferStatusEXT returned %i\n", status);
+ Cvar_SetValueQuick(&r_shadow_deferred, 0);
+ r_shadow_usingdeferredprepass = false;
+ }
+ }
+
+ // set up the lighting pass fbo (diffuse)
+ r_shadow_prepasslightingdiffusefbo = R_Mesh_CreateFramebufferObject(r_shadow_prepassgeometrydepthtexture, r_shadow_prepasslightingdiffusetexture, NULL, NULL, NULL);
+ R_Mesh_SetRenderTargets(r_shadow_prepasslightingdiffusefbo, r_shadow_prepassgeometrydepthtexture, r_shadow_prepasslightingdiffusetexture, NULL, NULL, NULL);
+ // render diffuse into one texture,
+ // with depth and normalmap bound as textures,
+ // with depth bound as attachment as well
+ if (qglDrawBuffersARB)
+ {
+ qglDrawBuffer(GL_COLOR_ATTACHMENT0_EXT);CHECKGLERROR
+ qglReadBuffer(GL_NONE);CHECKGLERROR
+ status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
+ if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
+ {
+ Con_Printf("R_PrepareRTLights: glCheckFramebufferStatusEXT returned %i\n", status);
+ Cvar_SetValueQuick(&r_shadow_deferred, 0);
+ r_shadow_usingdeferredprepass = false;
+ }
+ }
+ }
+ break;
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL11:
+ r_shadow_usingdeferredprepass = false;
+ break;
+ }
+
+ R_Shadow_EnlargeLeafSurfaceTrisBuffer(r_refdef.scene.worldmodel->brush.num_leafs, r_refdef.scene.worldmodel->num_surfaces, r_refdef.scene.worldmodel->brush.shadowmesh ? r_refdef.scene.worldmodel->brush.shadowmesh->numtriangles : r_refdef.scene.worldmodel->surfmesh.num_triangles, r_refdef.scene.worldmodel->surfmesh.num_triangles);
+
+ flag = r_refdef.scene.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
+ if (r_shadow_debuglight.integer >= 0)
+ {
+ lightindex = r_shadow_debuglight.integer;
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (light && (light->flags & flag))
+ R_Shadow_PrepareLight(&light->rtlight);
+ }
+ else
+ {
+ range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
+ for (lightindex = 0;lightindex < range;lightindex++)
+ {
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (light && (light->flags & flag))
+ R_Shadow_PrepareLight(&light->rtlight);
+ }
+ }
+ if (r_refdef.scene.rtdlight)
+ {
+ for (lnum = 0;lnum < r_refdef.scene.numlights;lnum++)
+ R_Shadow_PrepareLight(r_refdef.scene.lights[lnum]);
+ }
+ else if(gl_flashblend.integer)
+ {
+ for (lnum = 0;lnum < r_refdef.scene.numlights;lnum++)
+ {
+ rtlight_t *rtlight = r_refdef.scene.lights[lnum];
+ f = (rtlight->style >= 0 ? r_refdef.scene.lightstylevalue[rtlight->style] : 1) * r_shadow_lightintensityscale.value;
+ VectorScale(rtlight->color, f, rtlight->currentcolor);
+ }
+ }
+
+ if (r_editlights.integer)
+ R_Shadow_DrawLightSprites();
+
+ R_Shadow_UpdateBounceGridTexture();
+}
+
+void R_Shadow_DrawLights(void)
+{
+ int flag;
+ int lnum;
+ size_t lightindex;
+ dlight_t *light;
+ size_t range;
+
+ R_Shadow_RenderMode_Begin();
+
+ flag = r_refdef.scene.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
+ if (r_shadow_debuglight.integer >= 0)
+ {
+ lightindex = r_shadow_debuglight.integer;
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (light && (light->flags & flag))
+ R_Shadow_DrawLight(&light->rtlight);
+ }
+ else
+ {
+ range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
+ for (lightindex = 0;lightindex < range;lightindex++)
+ {
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (light && (light->flags & flag))
+ R_Shadow_DrawLight(&light->rtlight);
+ }
+ }
+ if (r_refdef.scene.rtdlight)
+ for (lnum = 0;lnum < r_refdef.scene.numlights;lnum++)
+ R_Shadow_DrawLight(r_refdef.scene.lights[lnum]);
+
+ R_Shadow_RenderMode_End();
+}
+
+extern const float r_screenvertex3f[12];
+extern void R_SetupView(qboolean allowwaterclippingplane);
+extern void R_ResetViewRendering3D(void);
+extern void R_ResetViewRendering2D(void);
+extern cvar_t r_shadows;
+extern cvar_t r_shadows_darken;
+extern cvar_t r_shadows_drawafterrtlighting;
+extern cvar_t r_shadows_castfrombmodels;
+extern cvar_t r_shadows_throwdistance;
+extern cvar_t r_shadows_throwdirection;
+extern cvar_t r_shadows_focus;
+extern cvar_t r_shadows_shadowmapscale;
+
+void R_Shadow_PrepareModelShadows(void)
+{
+ int i;
+ float scale, size, radius, dot1, dot2;
+ vec3_t shadowdir, shadowforward, shadowright, shadoworigin, shadowfocus, shadowmins, shadowmaxs;
+ entity_render_t *ent;
+
+ if (!r_refdef.scene.numentities)
+ return;
+
+ switch (r_shadow_shadowmode)
+ {
+ case R_SHADOW_SHADOWMODE_SHADOWMAP2D:
+ if (r_shadows.integer >= 2)
+ break;
+ // fall through
+ case R_SHADOW_SHADOWMODE_STENCIL:
+ for (i = 0;i < r_refdef.scene.numentities;i++)
+ {
+ ent = r_refdef.scene.entities[i];
+ if (!ent->animcache_vertex3f && ent->model && ent->model->DrawShadowVolume != NULL && (!ent->model->brush.submodel || r_shadows_castfrombmodels.integer) && (ent->flags & RENDER_SHADOW))
+ R_AnimCache_GetEntity(ent, false, false);
+ }
+ return;
+ default:
+ return;
+ }
+
+ size = 2*r_shadow_shadowmapmaxsize;
+ scale = r_shadow_shadowmapping_precision.value * r_shadows_shadowmapscale.value;
+ radius = 0.5f * size / scale;
+
+ Math_atov(r_shadows_throwdirection.string, shadowdir);
+ VectorNormalize(shadowdir);
+ dot1 = DotProduct(r_refdef.view.forward, shadowdir);
+ dot2 = DotProduct(r_refdef.view.up, shadowdir);
+ if (fabs(dot1) <= fabs(dot2))
+ VectorMA(r_refdef.view.forward, -dot1, shadowdir, shadowforward);
+ else
+ VectorMA(r_refdef.view.up, -dot2, shadowdir, shadowforward);
+ VectorNormalize(shadowforward);
+ CrossProduct(shadowdir, shadowforward, shadowright);
+ Math_atov(r_shadows_focus.string, shadowfocus);
+ VectorM(shadowfocus[0], r_refdef.view.right, shadoworigin);
+ VectorMA(shadoworigin, shadowfocus[1], r_refdef.view.up, shadoworigin);
+ VectorMA(shadoworigin, -shadowfocus[2], r_refdef.view.forward, shadoworigin);
+ VectorAdd(shadoworigin, r_refdef.view.origin, shadoworigin);
+ if (shadowfocus[0] || shadowfocus[1] || shadowfocus[2])
+ dot1 = 1;
+ VectorMA(shadoworigin, (1.0f - fabs(dot1)) * radius, shadowforward, shadoworigin);
+
+ shadowmins[0] = shadoworigin[0] - r_shadows_throwdistance.value * fabs(shadowdir[0]) - radius * (fabs(shadowforward[0]) + fabs(shadowright[0]));
+ shadowmins[1] = shadoworigin[1] - r_shadows_throwdistance.value * fabs(shadowdir[1]) - radius * (fabs(shadowforward[1]) + fabs(shadowright[1]));
+ shadowmins[2] = shadoworigin[2] - r_shadows_throwdistance.value * fabs(shadowdir[2]) - radius * (fabs(shadowforward[2]) + fabs(shadowright[2]));
+ shadowmaxs[0] = shadoworigin[0] + r_shadows_throwdistance.value * fabs(shadowdir[0]) + radius * (fabs(shadowforward[0]) + fabs(shadowright[0]));
+ shadowmaxs[1] = shadoworigin[1] + r_shadows_throwdistance.value * fabs(shadowdir[1]) + radius * (fabs(shadowforward[1]) + fabs(shadowright[1]));
+ shadowmaxs[2] = shadoworigin[2] + r_shadows_throwdistance.value * fabs(shadowdir[2]) + radius * (fabs(shadowforward[2]) + fabs(shadowright[2]));
+
+ for (i = 0;i < r_refdef.scene.numentities;i++)
+ {
+ ent = r_refdef.scene.entities[i];
+ if (!BoxesOverlap(ent->mins, ent->maxs, shadowmins, shadowmaxs))
+ continue;
+ // cast shadows from anything of the map (submodels are optional)
+ if (!ent->animcache_vertex3f && ent->model && ent->model->DrawShadowMap != NULL && (!ent->model->brush.submodel || r_shadows_castfrombmodels.integer) && (ent->flags & RENDER_SHADOW))
+ R_AnimCache_GetEntity(ent, false, false);
+ }
+}
+
+void R_DrawModelShadowMaps(void)
+{
+ int i;
+ float relativethrowdistance, scale, size, radius, nearclip, farclip, bias, dot1, dot2;
+ entity_render_t *ent;
+ vec3_t relativelightorigin;
+ vec3_t relativelightdirection, relativeforward, relativeright;
+ vec3_t relativeshadowmins, relativeshadowmaxs;
+ vec3_t shadowdir, shadowforward, shadowright, shadoworigin, shadowfocus;
+ float m[12];
+ matrix4x4_t shadowmatrix, cameramatrix, mvpmatrix, invmvpmatrix, scalematrix, texmatrix;
+ r_viewport_t viewport;
+ GLuint fbo = 0;
+ float clearcolor[4];
+
+ if (!r_refdef.scene.numentities)
+ return;
+
+ switch (r_shadow_shadowmode)
+ {
+ case R_SHADOW_SHADOWMODE_SHADOWMAP2D:
+ break;
+ default:
+ return;
+ }
+ R_ResetViewRendering3D();
R_Shadow_RenderMode_Begin();
+ R_Shadow_RenderMode_ActiveLight(NULL);
- flag = r_refdef.scene.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
- if (r_shadow_debuglight.integer >= 0)
+ switch (r_shadow_shadowmode)
{
- lightindex = r_shadow_debuglight.integer;
- light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
- if (light && (light->flags & flag))
- R_DrawRTLight(&light->rtlight, visible);
+ case R_SHADOW_SHADOWMODE_SHADOWMAP2D:
+ if (!r_shadow_shadowmap2dtexture)
+ R_Shadow_MakeShadowMap(0, r_shadow_shadowmapmaxsize);
+ fbo = r_shadow_fbo2d;
+ r_shadow_shadowmap_texturescale[0] = 1.0f / R_TextureWidth(r_shadow_shadowmap2dtexture);
+ r_shadow_shadowmap_texturescale[1] = 1.0f / R_TextureHeight(r_shadow_shadowmap2dtexture);
+ r_shadow_rendermode = R_SHADOW_RENDERMODE_SHADOWMAP2D;
+ break;
+ default:
+ break;
}
+
+ size = 2*r_shadow_shadowmapmaxsize;
+ scale = (r_shadow_shadowmapping_precision.value * r_shadows_shadowmapscale.value) / size;
+ radius = 0.5f / scale;
+ nearclip = -r_shadows_throwdistance.value;
+ farclip = r_shadows_throwdistance.value;
+ bias = r_shadow_shadowmapping_bias.value * r_shadow_shadowmapping_nearclip.value / (2 * r_shadows_throwdistance.value) * (1024.0f / size);
+
+ r_shadow_shadowmap_parameters[0] = size;
+ r_shadow_shadowmap_parameters[1] = size;
+ r_shadow_shadowmap_parameters[2] = 1.0;
+ r_shadow_shadowmap_parameters[3] = bound(0.0f, 1.0f - r_shadows_darken.value, 1.0f);
+
+ Math_atov(r_shadows_throwdirection.string, shadowdir);
+ VectorNormalize(shadowdir);
+ Math_atov(r_shadows_focus.string, shadowfocus);
+ VectorM(shadowfocus[0], r_refdef.view.right, shadoworigin);
+ VectorMA(shadoworigin, shadowfocus[1], r_refdef.view.up, shadoworigin);
+ VectorMA(shadoworigin, -shadowfocus[2], r_refdef.view.forward, shadoworigin);
+ VectorAdd(shadoworigin, r_refdef.view.origin, shadoworigin);
+ dot1 = DotProduct(r_refdef.view.forward, shadowdir);
+ dot2 = DotProduct(r_refdef.view.up, shadowdir);
+ if (fabs(dot1) <= fabs(dot2))
+ VectorMA(r_refdef.view.forward, -dot1, shadowdir, shadowforward);
else
+ VectorMA(r_refdef.view.up, -dot2, shadowdir, shadowforward);
+ VectorNormalize(shadowforward);
+ VectorM(scale, shadowforward, &m[0]);
+ if (shadowfocus[0] || shadowfocus[1] || shadowfocus[2])
+ dot1 = 1;
+ m[3] = fabs(dot1) * 0.5f - DotProduct(shadoworigin, &m[0]);
+ CrossProduct(shadowdir, shadowforward, shadowright);
+ VectorM(scale, shadowright, &m[4]);
+ m[7] = 0.5f - DotProduct(shadoworigin, &m[4]);
+ VectorM(1.0f / (farclip - nearclip), shadowdir, &m[8]);
+ m[11] = 0.5f - DotProduct(shadoworigin, &m[8]);
+ Matrix4x4_FromArray12FloatD3D(&shadowmatrix, m);
+ Matrix4x4_Invert_Full(&cameramatrix, &shadowmatrix);
+ R_Viewport_InitOrtho(&viewport, &cameramatrix, 0, 0, size, size, 0, 0, 1, 1, 0, -1, NULL);
+
+ VectorMA(shadoworigin, (1.0f - fabs(dot1)) * radius, shadowforward, shadoworigin);
+
+ R_Mesh_SetRenderTargets(fbo, r_shadow_shadowmap2dtexture, r_shadow_shadowmap2dcolortexture, NULL, NULL, NULL);
+ R_SetupShader_DepthOrShadow();
+ GL_PolygonOffset(r_shadow_shadowmapping_polygonfactor.value, r_shadow_shadowmapping_polygonoffset.value);
+ GL_DepthMask(true);
+ GL_DepthTest(true);
+ R_SetViewport(&viewport);
+ GL_Scissor(viewport.x, viewport.y, min(viewport.width + r_shadow_shadowmapborder, 2*r_shadow_shadowmapmaxsize), viewport.height + r_shadow_shadowmapborder);
+ Vector4Set(clearcolor, 1,1,1,1);
+ // in D3D9 we have to render to a color texture shadowmap
+ // in GL we render directly to a depth texture only
+ if (r_shadow_shadowmap2dtexture)
+ GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT, clearcolor, 1.0f, 0);
+ else
+ GL_Clear(GL_DEPTH_BUFFER_BIT, clearcolor, 1.0f, 0);
+ // render into a slightly restricted region so that the borders of the
+ // shadowmap area fade away, rather than streaking across everything
+ // outside the usable area
+ GL_Scissor(viewport.x + r_shadow_shadowmapborder, viewport.y + r_shadow_shadowmapborder, viewport.width - 2*r_shadow_shadowmapborder, viewport.height - 2*r_shadow_shadowmapborder);
+
+#if 0
+ // debugging
+ R_Mesh_ResetRenderTargets();
+ R_SetupShader_ShowDepth();
+ GL_ColorMask(1,1,1,1);
+ GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT, clearcolor, 1.0f, 0);
+#endif
+
+ for (i = 0;i < r_refdef.scene.numentities;i++)
{
- range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
- for (lightindex = 0;lightindex < range;lightindex++)
+ ent = r_refdef.scene.entities[i];
+
+ // cast shadows from anything of the map (submodels are optional)
+ if (ent->model && ent->model->DrawShadowMap != NULL && (!ent->model->brush.submodel || r_shadows_castfrombmodels.integer) && (ent->flags & RENDER_SHADOW))
{
- light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
- if (light && (light->flags & flag))
- R_DrawRTLight(&light->rtlight, visible);
+ relativethrowdistance = r_shadows_throwdistance.value * Matrix4x4_ScaleFromMatrix(&ent->inversematrix);
+ Matrix4x4_Transform(&ent->inversematrix, shadoworigin, relativelightorigin);
+ Matrix4x4_Transform3x3(&ent->inversematrix, shadowdir, relativelightdirection);
+ Matrix4x4_Transform3x3(&ent->inversematrix, shadowforward, relativeforward);
+ Matrix4x4_Transform3x3(&ent->inversematrix, shadowright, relativeright);
+ relativeshadowmins[0] = relativelightorigin[0] - r_shadows_throwdistance.value * fabs(relativelightdirection[0]) - radius * (fabs(relativeforward[0]) + fabs(relativeright[0]));
+ relativeshadowmins[1] = relativelightorigin[1] - r_shadows_throwdistance.value * fabs(relativelightdirection[1]) - radius * (fabs(relativeforward[1]) + fabs(relativeright[1]));
+ relativeshadowmins[2] = relativelightorigin[2] - r_shadows_throwdistance.value * fabs(relativelightdirection[2]) - radius * (fabs(relativeforward[2]) + fabs(relativeright[2]));
+ relativeshadowmaxs[0] = relativelightorigin[0] + r_shadows_throwdistance.value * fabs(relativelightdirection[0]) + radius * (fabs(relativeforward[0]) + fabs(relativeright[0]));
+ relativeshadowmaxs[1] = relativelightorigin[1] + r_shadows_throwdistance.value * fabs(relativelightdirection[1]) + radius * (fabs(relativeforward[1]) + fabs(relativeright[1]));
+ relativeshadowmaxs[2] = relativelightorigin[2] + r_shadows_throwdistance.value * fabs(relativelightdirection[2]) + radius * (fabs(relativeforward[2]) + fabs(relativeright[2]));
+ RSurf_ActiveModelEntity(ent, false, false, false);
+ ent->model->DrawShadowMap(0, ent, relativelightorigin, relativelightdirection, relativethrowdistance, ent->model->nummodelsurfaces, ent->model->sortedmodelsurfaces, NULL, relativeshadowmins, relativeshadowmaxs);
+ rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
}
- if (r_refdef.scene.rtdlight)
+
+#if 0
+ if (r_test.integer)
{
- for (lnum = 0;lnum < r_refdef.scene.numlights;lnum++)
- R_DrawRTLight(r_refdef.scene.lights[lnum], visible);
+ unsigned char *rawpixels = Z_Malloc(viewport.width*viewport.height*4);
+ CHECKGLERROR
+ qglReadPixels(viewport.x, viewport.y, viewport.width, viewport.height, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, rawpixels);
+ CHECKGLERROR
+ Image_WriteTGABGRA("r_shadows_2.tga", viewport.width, viewport.height, rawpixels);
+ Cvar_SetValueQuick(&r_test, 0);
+ Z_Free(rawpixels);
}
- else if(gl_flashblend.integer)
+#endif
+
+ R_Shadow_RenderMode_End();
+
+ Matrix4x4_Concat(&mvpmatrix, &r_refdef.view.viewport.projectmatrix, &r_refdef.view.viewport.viewmatrix);
+ Matrix4x4_Invert_Full(&invmvpmatrix, &mvpmatrix);
+ Matrix4x4_CreateScale3(&scalematrix, size, -size, 1);
+ Matrix4x4_AdjustOrigin(&scalematrix, 0, size, -0.5f * bias);
+ Matrix4x4_Concat(&texmatrix, &scalematrix, &shadowmatrix);
+ Matrix4x4_Concat(&r_shadow_shadowmapmatrix, &texmatrix, &invmvpmatrix);
+
+ switch (vid.renderpath)
{
- for (lnum = 0;lnum < r_refdef.scene.numlights;lnum++)
- {
- rtlight_t *rtlight = r_refdef.scene.lights[lnum];
- f = (rtlight->style >= 0 ? r_refdef.scene.lightstylevalue[rtlight->style] : 1) * r_shadow_lightintensityscale.value;
- VectorScale(rtlight->color, f, rtlight->currentcolor);
- }
+ case RENDERPATH_GL11:
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL20:
+ case RENDERPATH_SOFT:
+ case RENDERPATH_GLES2:
+ break;
+ case RENDERPATH_D3D9:
+ case RENDERPATH_D3D10:
+ case RENDERPATH_D3D11:
+#ifdef OPENGL_ORIENTATION
+ r_shadow_shadowmapmatrix.m[0][0] *= -1.0f;
+ r_shadow_shadowmapmatrix.m[0][1] *= -1.0f;
+ r_shadow_shadowmapmatrix.m[0][2] *= -1.0f;
+ r_shadow_shadowmapmatrix.m[0][3] *= -1.0f;
+#else
+ r_shadow_shadowmapmatrix.m[0][0] *= -1.0f;
+ r_shadow_shadowmapmatrix.m[1][0] *= -1.0f;
+ r_shadow_shadowmapmatrix.m[2][0] *= -1.0f;
+ r_shadow_shadowmapmatrix.m[3][0] *= -1.0f;
+#endif
+ break;
}
- R_Shadow_RenderMode_End();
+ r_shadow_usingshadowmaportho = true;
+ switch (r_shadow_shadowmode)
+ {
+ case R_SHADOW_SHADOWMODE_SHADOWMAP2D:
+ r_shadow_usingshadowmap2d = true;
+ break;
+ default:
+ break;
+ }
}
-extern const float r_screenvertex3f[12];
-extern void R_SetupView(qboolean allowwaterclippingplane);
-extern void R_ResetViewRendering3D(void);
-extern void R_ResetViewRendering2D(void);
-extern cvar_t r_shadows;
-extern cvar_t r_shadows_darken;
-extern cvar_t r_shadows_drawafterrtlighting;
-extern cvar_t r_shadows_castfrombmodels;
-extern cvar_t r_shadows_throwdistance;
-extern cvar_t r_shadows_throwdirection;
void R_DrawModelShadows(void)
{
int i;
vec3_t relativeshadowmins, relativeshadowmaxs;
vec3_t tmp, shadowdir;
- if (!r_drawentities.integer || !gl_stencil)
+ if (!r_refdef.scene.numentities || !vid.stencil || (r_shadow_shadowmode != R_SHADOW_SHADOWMODE_STENCIL && r_shadows.integer != 1))
return;
- CHECKGLERROR
R_ResetViewRendering3D();
//GL_Scissor(r_refdef.view.viewport.x, r_refdef.view.viewport.y, r_refdef.view.viewport.width, r_refdef.view.viewport.height);
//GL_Scissor(r_refdef.view.x, vid.height - r_refdef.view.height - r_refdef.view.y, r_refdef.view.width, r_refdef.view.height);
{
if(ent->entitynumber != 0)
{
- // networked entity - might be attached in some way (then we should use the parent's light direction, to not tear apart attached entities)
- int entnum, entnum2, recursion;
- entnum = entnum2 = ent->entitynumber;
- for(recursion = 32; recursion > 0; --recursion)
+ if(ent->entitynumber >= MAX_EDICTS) // csqc entity
{
- entnum2 = cl.entities[entnum].state_current.tagentity;
- if(entnum2 >= 1 && entnum2 < cl.num_entities && cl.entities_active[entnum2])
- entnum = entnum2;
- else
- break;
+ // FIXME handle this
+ VectorNegate(ent->modellight_lightdir, relativelightdirection);
}
- if(recursion && recursion != 32) // if we followed a valid non-empty attachment chain
+ else
{
- VectorNegate(cl.entities[entnum].render.modellight_lightdir, relativelightdirection);
- // transform into modelspace of OUR entity
- Matrix4x4_Transform3x3(&cl.entities[entnum].render.matrix, relativelightdirection, tmp);
- Matrix4x4_Transform3x3(&ent->inversematrix, tmp, relativelightdirection);
+ // networked entity - might be attached in some way (then we should use the parent's light direction, to not tear apart attached entities)
+ int entnum, entnum2, recursion;
+ entnum = entnum2 = ent->entitynumber;
+ for(recursion = 32; recursion > 0; --recursion)
+ {
+ entnum2 = cl.entities[entnum].state_current.tagentity;
+ if(entnum2 >= 1 && entnum2 < cl.num_entities && cl.entities_active[entnum2])
+ entnum = entnum2;
+ else
+ break;
+ }
+ if(recursion && recursion != 32) // if we followed a valid non-empty attachment chain
+ {
+ VectorNegate(cl.entities[entnum].render.modellight_lightdir, relativelightdirection);
+ // transform into modelspace of OUR entity
+ Matrix4x4_Transform3x3(&cl.entities[entnum].render.matrix, relativelightdirection, tmp);
+ Matrix4x4_Transform3x3(&ent->inversematrix, tmp, relativelightdirection);
+ }
+ else
+ VectorNegate(ent->modellight_lightdir, relativelightdirection);
}
- else
- VectorNegate(ent->modellight_lightdir, relativelightdirection);
}
else
VectorNegate(ent->modellight_lightdir, relativelightdirection);
}
VectorScale(relativelightdirection, -relativethrowdistance, relativelightorigin);
- RSurf_ActiveModelEntity(ent, false, false);
+ RSurf_ActiveModelEntity(ent, false, false, false);
ent->model->DrawShadowVolume(ent, relativelightorigin, relativelightdirection, relativethrowdistance, ent->model->nummodelsurfaces, ent->model->sortedmodelsurfaces, relativeshadowmins, relativeshadowmaxs);
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
//GL_Scissor(r_refdef.view.x, vid.height - r_refdef.view.height - r_refdef.view.y, r_refdef.view.width, r_refdef.view.height);
//GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
//GL_ScissorTest(true);
- //R_Mesh_Matrix(&identitymatrix);
+ //R_EntityMatrix(&identitymatrix);
//R_Mesh_ResetTextureState();
R_ResetViewRendering2D();
- R_Mesh_VertexPointer(r_screenvertex3f, 0, 0);
- R_Mesh_ColorPointer(NULL, 0, 0);
- R_SetupGenericShader(false);
// set up a darkening blend on shadowed areas
GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
//GL_PolygonOffset(0, 0);CHECKGLERROR
GL_Color(0, 0, 0, r_shadows_darken.value);
//GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
- //qglDepthFunc(GL_ALWAYS);CHECKGLERROR
- qglEnable(GL_STENCIL_TEST);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
- qglStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);CHECKGLERROR
- qglStencilFunc(GL_NOTEQUAL, 128, ~0);CHECKGLERROR
+ //GL_DepthFunc(GL_ALWAYS);
+ R_SetStencil(true, 255, GL_KEEP, GL_KEEP, GL_KEEP, GL_NOTEQUAL, 128, 255);
// apply the blend to the shadowed areas
- R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
+ R_Mesh_PrepareVertices_Generic_Arrays(4, r_screenvertex3f, NULL, NULL);
+ R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
+ R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
// restore the viewport
R_SetViewport(&r_refdef.view.viewport);
// we count potential samples in the middle of the screen, we count actual samples at the light location, this allows counting potential samples of off-screen lights
VectorMA(r_refdef.view.origin, zdist, r_refdef.view.forward, centerorigin);
- CHECKGLERROR
- // NOTE: GL_DEPTH_TEST must be enabled or ATI won't count samples, so use qglDepthFunc instead
- qglBeginQueryARB(GL_SAMPLES_PASSED_ARB, rtlight->corona_queryindex_allpixels);
- qglDepthFunc(GL_ALWAYS);
- R_CalcSprite_Vertex3f(vertex3f, centerorigin, r_refdef.view.right, r_refdef.view.up, scale, -scale, -scale, scale);
- R_Mesh_VertexPointer(vertex3f, 0, 0);
- R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
- qglEndQueryARB(GL_SAMPLES_PASSED_ARB);
- qglDepthFunc(GL_LEQUAL);
- qglBeginQueryARB(GL_SAMPLES_PASSED_ARB, rtlight->corona_queryindex_visiblepixels);
- R_CalcSprite_Vertex3f(vertex3f, rtlight->shadoworigin, r_refdef.view.right, r_refdef.view.up, scale, -scale, -scale, scale);
- R_Mesh_VertexPointer(vertex3f, 0, 0);
- R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
- qglEndQueryARB(GL_SAMPLES_PASSED_ARB);
- CHECKGLERROR
+ switch(vid.renderpath)
+ {
+ case RENDERPATH_GL20:
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL11:
+ case RENDERPATH_GLES2:
+ CHECKGLERROR
+ // NOTE: GL_DEPTH_TEST must be enabled or ATI won't count samples, so use GL_DepthFunc instead
+ qglBeginQueryARB(GL_SAMPLES_PASSED_ARB, rtlight->corona_queryindex_allpixels);
+ GL_DepthFunc(GL_ALWAYS);
+ R_CalcSprite_Vertex3f(vertex3f, centerorigin, r_refdef.view.right, r_refdef.view.up, scale, -scale, -scale, scale);
+ R_Mesh_PrepareVertices_Vertex3f(4, vertex3f, NULL);
+ R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
+ qglEndQueryARB(GL_SAMPLES_PASSED_ARB);
+ GL_DepthFunc(GL_LEQUAL);
+ qglBeginQueryARB(GL_SAMPLES_PASSED_ARB, rtlight->corona_queryindex_visiblepixels);
+ R_CalcSprite_Vertex3f(vertex3f, rtlight->shadoworigin, r_refdef.view.right, r_refdef.view.up, scale, -scale, -scale, scale);
+ R_Mesh_PrepareVertices_Vertex3f(4, vertex3f, NULL);
+ R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, NULL, 0, polygonelement3s, NULL, 0);
+ qglEndQueryARB(GL_SAMPLES_PASSED_ARB);
+ CHECKGLERROR
+ break;
+ case RENDERPATH_D3D9:
+ Con_DPrintf("FIXME D3D9 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_D3D10:
+ Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_D3D11:
+ Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_SOFT:
+ //Con_DPrintf("FIXME SOFT %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ }
}
rtlight->corona_visibility = bound(0, (zdist - 32) / 32, 1);
}
// now we have to check the query result
if (rtlight->corona_queryindex_visiblepixels)
{
- CHECKGLERROR
- qglGetQueryObjectivARB(rtlight->corona_queryindex_visiblepixels, GL_QUERY_RESULT_ARB, &visiblepixels);
- qglGetQueryObjectivARB(rtlight->corona_queryindex_allpixels, GL_QUERY_RESULT_ARB, &allpixels);
- CHECKGLERROR
+ switch(vid.renderpath)
+ {
+ case RENDERPATH_GL20:
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL11:
+ case RENDERPATH_GLES2:
+ CHECKGLERROR
+ qglGetQueryObjectivARB(rtlight->corona_queryindex_visiblepixels, GL_QUERY_RESULT_ARB, &visiblepixels);
+ qglGetQueryObjectivARB(rtlight->corona_queryindex_allpixels, GL_QUERY_RESULT_ARB, &allpixels);
+ CHECKGLERROR
+ break;
+ case RENDERPATH_D3D9:
+ Con_DPrintf("FIXME D3D9 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_D3D10:
+ Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_D3D11:
+ Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_SOFT:
+ //Con_DPrintf("FIXME SOFT %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ }
//Con_Printf("%i of %i pixels\n", (int)visiblepixels, (int)allpixels);
if (visiblepixels < 1 || allpixels < 1)
return;
if (VectorLength(color) > (1.0f / 256.0f))
{
float vertex3f[12];
- qboolean negated = (color[0] + color[1] + color[2] < 0) && gl_support_ext_blend_subtract;
+ qboolean negated = (color[0] + color[1] + color[2] < 0) && vid.support.ext_blend_subtract;
if(negated)
{
VectorNegate(color, color);
- qglBlendEquationEXT(GL_FUNC_REVERSE_SUBTRACT_EXT);
+ switch(vid.renderpath)
+ {
+ case RENDERPATH_GL11:
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL20:
+ case RENDERPATH_GLES2:
+ qglBlendEquationEXT(GL_FUNC_REVERSE_SUBTRACT_EXT);
+ break;
+ case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+ IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_BLENDOP, D3DBLENDOP_SUBTRACT);
+#endif
+ break;
+ case RENDERPATH_D3D10:
+ Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_D3D11:
+ Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_SOFT:
+ DPSOFTRAST_BlendSubtract(true);
+ break;
+ }
}
R_CalcSprite_Vertex3f(vertex3f, rtlight->shadoworigin, r_refdef.view.right, r_refdef.view.up, scale, -scale, -scale, scale);
RSurf_ActiveCustomEntity(&identitymatrix, &identitymatrix, RENDER_NODEPTHTEST, 0, color[0], color[1], color[2], 1, 4, vertex3f, spritetexcoord2f, NULL, NULL, NULL, NULL, 2, polygonelement3i, polygonelement3s, false, false);
- R_DrawCustomSurface(r_shadow_lightcorona, &identitymatrix, MATERIALFLAG_ADD | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false);
+ R_DrawCustomSurface(r_shadow_lightcorona, &identitymatrix, MATERIALFLAG_ADD | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false, false);
if(negated)
- qglBlendEquationEXT(GL_FUNC_ADD_EXT);
+ {
+ switch(vid.renderpath)
+ {
+ case RENDERPATH_GL11:
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL20:
+ case RENDERPATH_GLES2:
+ qglBlendEquationEXT(GL_FUNC_ADD_EXT);
+ break;
+ case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+ IDirect3DDevice9_SetRenderState(vid_d3d9dev, D3DRS_BLENDOP, D3DBLENDOP_ADD);
+#endif
+ break;
+ case RENDERPATH_D3D10:
+ Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_D3D11:
+ Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_SOFT:
+ DPSOFTRAST_BlendSubtract(false);
+ break;
+ }
+ }
}
}
-void R_DrawCoronas(void)
+void R_Shadow_DrawCoronas(void)
{
int i, flag;
- qboolean usequery;
+ qboolean usequery = false;
size_t lightindex;
dlight_t *light;
rtlight_t *rtlight;
if (r_waterstate.renderingscene)
return;
flag = r_refdef.scene.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
- R_Mesh_Matrix(&identitymatrix);
+ R_EntityMatrix(&identitymatrix);
range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
// use GL_ARB_occlusion_query if available
// otherwise use raytraces
r_numqueries = 0;
- usequery = gl_support_arb_occlusion_query && r_coronas_occlusionquery.integer;
- if (usequery)
- {
- GL_ColorMask(0,0,0,0);
- if (r_maxqueries < (range + r_refdef.scene.numlights) * 2)
- if (r_maxqueries < MAX_OCCLUSION_QUERIES)
+ switch (vid.renderpath)
+ {
+ case RENDERPATH_GL11:
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL20:
+ case RENDERPATH_GLES2:
+ usequery = vid.support.arb_occlusion_query && r_coronas_occlusionquery.integer;
+ if (usequery)
{
- i = r_maxqueries;
- r_maxqueries = (range + r_refdef.scene.numlights) * 4;
- r_maxqueries = min(r_maxqueries, MAX_OCCLUSION_QUERIES);
- CHECKGLERROR
- qglGenQueriesARB(r_maxqueries - i, r_queries + i);
- CHECKGLERROR
+ GL_ColorMask(0,0,0,0);
+ if (r_maxqueries < (range + r_refdef.scene.numlights) * 2)
+ if (r_maxqueries < MAX_OCCLUSION_QUERIES)
+ {
+ i = r_maxqueries;
+ r_maxqueries = (range + r_refdef.scene.numlights) * 4;
+ r_maxqueries = min(r_maxqueries, MAX_OCCLUSION_QUERIES);
+ CHECKGLERROR
+ qglGenQueriesARB(r_maxqueries - i, r_queries + i);
+ CHECKGLERROR
+ }
+ RSurf_ActiveWorldEntity();
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ GL_CullFace(GL_NONE);
+ GL_DepthMask(false);
+ GL_DepthRange(0, 1);
+ GL_PolygonOffset(0, 0);
+ GL_DepthTest(true);
+ R_Mesh_ResetTextureState();
+ R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
}
- RSurf_ActiveWorldEntity();
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_CullFace(GL_NONE);
- GL_DepthMask(false);
- GL_DepthRange(0, 1);
- GL_PolygonOffset(0, 0);
- GL_DepthTest(true);
- R_Mesh_ColorPointer(NULL, 0, 0);
- R_Mesh_ResetTextureState();
- R_SetupGenericShader(false);
+ break;
+ case RENDERPATH_D3D9:
+ usequery = false;
+ //Con_DPrintf("FIXME D3D9 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_D3D10:
+ Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_D3D11:
+ Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
+ case RENDERPATH_SOFT:
+ usequery = false;
+ //Con_DPrintf("FIXME SOFT %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+ break;
}
for (lightindex = 0;lightindex < range;lightindex++)
{
-//static char *suffix[6] = {"ft", "bk", "rt", "lf", "up", "dn"};
-typedef struct suffixinfo_s
-{
- char *suffix;
- qboolean flipx, flipy, flipdiagonal;
-}
-suffixinfo_t;
-static suffixinfo_t suffix[3][6] =
-{
- {
- {"px", false, false, false},
- {"nx", false, false, false},
- {"py", false, false, false},
- {"ny", false, false, false},
- {"pz", false, false, false},
- {"nz", false, false, false}
- },
- {
- {"posx", false, false, false},
- {"negx", false, false, false},
- {"posy", false, false, false},
- {"negy", false, false, false},
- {"posz", false, false, false},
- {"negz", false, false, false}
- },
- {
- {"rt", true, false, true},
- {"lf", false, true, true},
- {"ft", true, true, false},
- {"bk", false, false, false},
- {"up", true, false, true},
- {"dn", true, false, true}
- }
-};
-
-static int componentorder[4] = {0, 1, 2, 3};
-
-rtexture_t *R_Shadow_LoadCubemap(const char *basename)
-{
- int i, j, cubemapsize;
- unsigned char *cubemappixels, *image_buffer;
- rtexture_t *cubemaptexture;
- char name[256];
- // must start 0 so the first loadimagepixels has no requested width/height
- cubemapsize = 0;
- cubemappixels = NULL;
- cubemaptexture = NULL;
- // keep trying different suffix groups (posx, px, rt) until one loads
- for (j = 0;j < 3 && !cubemappixels;j++)
- {
- // load the 6 images in the suffix group
- for (i = 0;i < 6;i++)
- {
- // generate an image name based on the base and and suffix
- dpsnprintf(name, sizeof(name), "%s%s", basename, suffix[j][i].suffix);
- // load it
- if ((image_buffer = loadimagepixelsbgra(name, false, false)))
- {
- // an image loaded, make sure width and height are equal
- if (image_width == image_height && (!cubemappixels || image_width == cubemapsize))
- {
- // if this is the first image to load successfully, allocate the cubemap memory
- if (!cubemappixels && image_width >= 1)
- {
- cubemapsize = image_width;
- // note this clears to black, so unavailable sides are black
- cubemappixels = (unsigned char *)Mem_Alloc(tempmempool, 6*cubemapsize*cubemapsize*4);
- }
- // copy the image with any flipping needed by the suffix (px and posx types don't need flipping)
- if (cubemappixels)
- 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);
- }
- else
- Con_Printf("Cubemap image \"%s\" (%ix%i) is not square, OpenGL requires square cubemaps.\n", name, image_width, image_height);
- // free the image
- Mem_Free(image_buffer);
- }
- }
- }
- // if a cubemap loaded, upload it
- if (cubemappixels)
- {
- if (developer_loading.integer)
- Con_Printf("loading cubemap \"%s\"\n", basename);
-
- if (!r_shadow_filters_texturepool)
- r_shadow_filters_texturepool = R_AllocTexturePool();
- cubemaptexture = R_LoadTextureCubeMap(r_shadow_filters_texturepool, basename, cubemapsize, cubemappixels, TEXTYPE_BGRA, TEXF_PRECACHE | (gl_texturecompression_lightcubemaps.integer ? TEXF_COMPRESS : 0) | TEXF_FORCELINEAR, NULL);
- Mem_Free(cubemappixels);
- }
- else
- {
- Con_DPrintf("failed to load cubemap \"%s\"\n", basename);
- if (developer_loading.integer)
- {
- Con_Printf("(tried tried images ");
- for (j = 0;j < 3;j++)
- for (i = 0;i < 6;i++)
- Con_Printf("%s\"%s%s.tga\"", j + i > 0 ? ", " : "", basename, suffix[j][i].suffix);
- Con_Print(" and was unable to find any of them).\n");
- }
- }
- return cubemaptexture;
-}
-
-rtexture_t *R_Shadow_Cubemap(const char *basename)
-{
- int i;
- for (i = 0;i < numcubemaps;i++)
- if (!strcasecmp(cubemaps[i].basename, basename))
- return cubemaps[i].texture ? cubemaps[i].texture : r_texture_whitecube;
- if (i >= MAX_CUBEMAPS)
- return r_texture_whitecube;
- numcubemaps++;
- strlcpy(cubemaps[i].basename, basename, sizeof(cubemaps[i].basename));
- cubemaps[i].texture = R_Shadow_LoadCubemap(cubemaps[i].basename);
- return cubemaps[i].texture;
-}
-
-void R_Shadow_FreeCubemaps(void)
-{
- int i;
- for (i = 0;i < numcubemaps;i++)
- {
- if (developer_loading.integer)
- Con_Printf("unloading cubemap \"%s\"\n", cubemaps[i].basename);
- if (cubemaps[i].texture)
- R_FreeTexture(cubemaps[i].texture);
- }
-
- numcubemaps = 0;
- R_FreeTexturePool(&r_shadow_filters_texturepool);
-}
-
dlight_t *R_Shadow_NewWorldLight(void)
{
return (dlight_t *)Mem_ExpandableArray_AllocRecord(&r_shadow_worldlightsarray);
R_Shadow_FreeWorldLight(light);
}
r_shadow_selectedlight = NULL;
- R_Shadow_FreeCubemaps();
}
void R_Shadow_SelectLight(dlight_t *light)
float vertex3f[12];
R_CalcSprite_Vertex3f(vertex3f, r_editlights_cursorlocation, r_refdef.view.right, r_refdef.view.up, EDLIGHTSPRSIZE, -EDLIGHTSPRSIZE, -EDLIGHTSPRSIZE, EDLIGHTSPRSIZE);
RSurf_ActiveCustomEntity(&identitymatrix, &identitymatrix, 0, 0, 1, 1, 1, 1, 4, vertex3f, spritetexcoord2f, NULL, NULL, NULL, NULL, 2, polygonelement3i, polygonelement3s, false, false);
- R_DrawCustomSurface(r_editlights_sprcursor, &identitymatrix, MATERIALFLAG_NODEPTHTEST | MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false);
+ R_DrawCustomSurface(r_editlights_sprcursor, &identitymatrix, MATERIALFLAG_NODEPTHTEST | MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false, false);
}
void R_Shadow_DrawLightSprite_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
skinframe = r_editlights_sprlight;
RSurf_ActiveCustomEntity(&identitymatrix, &identitymatrix, 0, 0, spritecolor[0], spritecolor[1], spritecolor[2], 1, 4, vertex3f, spritetexcoord2f, NULL, NULL, NULL, NULL, 2, polygonelement3i, polygonelement3s, false, false);
- R_DrawCustomSurface(skinframe, &identitymatrix, MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false);
+ R_DrawCustomSurface(skinframe, &identitymatrix, MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false, false);
// draw selection sprite if light is selected
if (light->selected)
{
RSurf_ActiveCustomEntity(&identitymatrix, &identitymatrix, 0, 0, 1, 1, 1, 1, 4, vertex3f, spritetexcoord2f, NULL, NULL, NULL, NULL, 2, polygonelement3i, polygonelement3s, false, false);
- R_DrawCustomSurface(r_editlights_sprselection, &identitymatrix, MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false);
+ R_DrawCustomSurface(r_editlights_sprselection, &identitymatrix, MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false, false);
// VorteX todo: add normalmode/realtime mode light overlay sprites?
}
}
if (light)
R_MeshQueue_AddTransparent(light->origin, R_Shadow_DrawLightSprite_TransparentCallback, (entity_render_t *)light, 5, &light->rtlight);
}
- R_MeshQueue_AddTransparent(r_editlights_cursorlocation, R_Shadow_DrawCursor_TransparentCallback, NULL, 0, NULL);
+ if (!r_editlights_lockcursor)
+ R_MeshQueue_AddTransparent(r_editlights_cursorlocation, R_Shadow_DrawCursor_TransparentCallback, NULL, 0, NULL);
}
-void R_SampleRTLights(const float *pos, float *sample)
+int R_Shadow_GetRTLightInfo(unsigned int lightindex, float *origin, float *radius, float *color)
{
- int flag;
- size_t lightindex;
+ unsigned int range;
dlight_t *light;
rtlight_t *rtlight;
- size_t range;
- vec3_t relativepoint;
- vec3_t localpoint;
- vec3_t color;
- vec_t dist;
- vec_t intensity;
- flag = LIGHTFLAG_REALTIMEMODE;
range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);
- for (lightindex = 0;lightindex < range;lightindex++)
- {
- light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
- if (!light)
- continue;
- rtlight = &light->rtlight;
- if (!(rtlight->flags & flag))
- continue;
- VectorSubtract(rtlight->shadoworigin, pos, relativepoint);
- // early out
- if (VectorLength2(relativepoint) >= rtlight->radius*rtlight->radius)
- continue;
- Matrix4x4_Transform(&rtlight->matrix_worldtolight, pos, localpoint);
- dist = VectorLength(localpoint);
- intensity = dist < 1 ? ((1.0f - dist) * r_shadow_lightattenuationlinearscale.value / (r_shadow_lightattenuationdividebias.value + dist*dist)) : 0;
- if (intensity <= 0)
- continue;
- // scale down intensity to add to both ambient and diffuse
- intensity *= 0.5f;
- VectorNormalize(relativepoint);
- VectorScale(rtlight->color, intensity, color);
- VectorMA(sample , 1.0f , color, sample );
- VectorMA(sample + 3, relativepoint[0], color, sample + 3);
- VectorMA(sample + 6, relativepoint[1], color, sample + 6);
- VectorMA(sample + 9, relativepoint[2], color, sample + 9);
- intensity *= VectorLength(color);
- VectorMA(sample + 12, intensity, relativepoint, sample + 12);
- }
+ if (lightindex >= range)
+ return -1;
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (!light)
+ return 0;
+ rtlight = &light->rtlight;
+ //if (!(rtlight->flags & flag))
+ // return 0;
+ VectorCopy(rtlight->shadoworigin, origin);
+ *radius = rtlight->radius;
+ VectorCopy(rtlight->color, color);
+ return 1;
}
void R_Shadow_SelectLightInView(void)
size_t range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
best = NULL;
bestrating = 0;
+
+ if (r_editlights_lockcursor)
+ return;
for (lightindex = 0;lightindex < range;lightindex++)
{
light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
Con_Print("No map loaded.\n");
return;
}
- FS_StripExtension (cl.worldmodel->name, name, sizeof (name));
- strlcat (name, ".rtlights", sizeof (name));
+ dpsnprintf(name, sizeof(name), "%s.rtlights", cl.worldnamenoextension);
lightsstring = (char *)FS_LoadFile(name, tempmempool, false, NULL);
if (lightsstring)
{
Con_Print("No map loaded.\n");
return;
}
- FS_StripExtension (cl.worldmodel->name, name, sizeof (name));
- strlcat (name, ".rtlights", sizeof (name));
+ dpsnprintf(name, sizeof(name), "%s.rtlights", cl.worldnamenoextension);
bufchars = bufmaxchars = 0;
buf = NULL;
for (lightindex = 0;lightindex < range;lightindex++)
Con_Print("No map loaded.\n");
return;
}
- FS_StripExtension (cl.worldmodel->name, name, sizeof (name));
- strlcat (name, ".lights", sizeof (name));
+ dpsnprintf(name, sizeof(name), "%s.lights", cl.worldnamenoextension);
lightsstring = (char *)FS_LoadFile(name, tempmempool, false, NULL);
if (lightsstring)
{
void R_Shadow_LoadWorldLightsFromMap_LightArghliteTyrlite(void)
{
- int entnum, style, islight, skin, pflags, effects, type, n;
+ int entnum;
+ int style;
+ int islight;
+ int skin;
+ int pflags;
+ //int effects;
+ int type;
+ int n;
char *entfiledata;
const char *data;
float origin[3], angles[3], radius, color[3], light[4], fadescale, lightscale, originhack[3], overridecolor[3], vec[4];
return;
}
// try to load a .ent file first
- FS_StripExtension (cl.worldmodel->name, key, sizeof (key));
- strlcat (key, ".ent", sizeof (key));
+ dpsnprintf(key, sizeof(key), "%s.ent", cl.worldnamenoextension);
data = entfiledata = (char *)FS_LoadFile(key, tempmempool, true, NULL);
// and if that is not found, fall back to the bsp file entity string
if (!data)
style = 0;
skin = 0;
pflags = 0;
- effects = 0;
+ //effects = 0;
islight = false;
while (1)
{
skin = (int)atof(value);
else if (!strcmp("pflags", key))
pflags = (int)atof(value);
- else if (!strcmp("effects", key))
- effects = (int)atof(value);
+ //else if (!strcmp("effects", key))
+ // effects = (int)atof(value);
else if (cl.worldmodel->type == mod_brushq3)
{
if (!strcmp("scale", key))
{
if (!cl.worldmodel)
return;
- strlcpy(r_shadow_mapname, cl.worldmodel->name, sizeof(r_shadow_mapname));
+ strlcpy(r_shadow_mapname, cl.worldname, sizeof(r_shadow_mapname));
R_Shadow_ClearWorldLights();
R_Shadow_LoadWorldLights();
if (!Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray))
void R_Shadow_EditLights_EditAll_f(void)
{
size_t lightindex;
- dlight_t *light;
+ dlight_t *light, *oldselected;
size_t range;
if (!r_editlights.integer)
return;
}
+ oldselected = r_shadow_selectedlight;
// EditLights doesn't seem to have a "remove" command or something so:
range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
for (lightindex = 0;lightindex < range;lightindex++)
R_Shadow_SelectLight(light);
R_Shadow_EditLights_Edit_f();
}
+ // return to old selected (to not mess editing once selection is locked)
+ R_Shadow_SelectLight(oldselected);
}
void R_Shadow_EditLights_DrawSelectedLightProperties(void)
lightnumber = lightindex;
lightcount++;
}
- dpsnprintf(temp, sizeof(temp), "Cursor origin: %.0f %.0f %.0f", r_editlights_cursorlocation[0], r_editlights_cursorlocation[1], r_editlights_cursorlocation[2]); DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, false);y += 8;
- dpsnprintf(temp, sizeof(temp), "Total lights : %i active (%i total)", lightcount, (int)Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray)); DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, false);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Cursor origin: %.0f %.0f %.0f", r_editlights_cursorlocation[0], r_editlights_cursorlocation[1], r_editlights_cursorlocation[2]); DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, false, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Total lights : %i active (%i total)", lightcount, (int)Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray)); DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, false, FONT_DEFAULT);y += 8;
y += 8;
if (r_shadow_selectedlight == NULL)
return;
- dpsnprintf(temp, sizeof(temp), "Light #%i properties:", lightnumber);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Origin : %.0f %.0f %.0f\n", r_shadow_selectedlight->origin[0], r_shadow_selectedlight->origin[1], r_shadow_selectedlight->origin[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Angles : %.0f %.0f %.0f\n", r_shadow_selectedlight->angles[0], r_shadow_selectedlight->angles[1], r_shadow_selectedlight->angles[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Color : %.2f %.2f %.2f\n", r_shadow_selectedlight->color[0], r_shadow_selectedlight->color[1], r_shadow_selectedlight->color[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Radius : %.0f\n", r_shadow_selectedlight->radius);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Corona : %.0f\n", r_shadow_selectedlight->corona);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Style : %i\n", r_shadow_selectedlight->style);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Shadows : %s\n", r_shadow_selectedlight->shadow ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Cubemap : %s\n", r_shadow_selectedlight->cubemapname);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "CoronaSize : %.2f\n", r_shadow_selectedlight->coronasizescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Ambient : %.2f\n", r_shadow_selectedlight->ambientscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Diffuse : %.2f\n", r_shadow_selectedlight->diffusescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Specular : %.2f\n", r_shadow_selectedlight->specularscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "NormalMode : %s\n", (r_shadow_selectedlight->flags & LIGHTFLAG_NORMALMODE) ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "RealTimeMode : %s\n", (r_shadow_selectedlight->flags & LIGHTFLAG_REALTIMEMODE) ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Light #%i properties:", lightnumber);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Origin : %.0f %.0f %.0f\n", r_shadow_selectedlight->origin[0], r_shadow_selectedlight->origin[1], r_shadow_selectedlight->origin[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Angles : %.0f %.0f %.0f\n", r_shadow_selectedlight->angles[0], r_shadow_selectedlight->angles[1], r_shadow_selectedlight->angles[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Color : %.2f %.2f %.2f\n", r_shadow_selectedlight->color[0], r_shadow_selectedlight->color[1], r_shadow_selectedlight->color[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Radius : %.0f\n", r_shadow_selectedlight->radius);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Corona : %.0f\n", r_shadow_selectedlight->corona);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Style : %i\n", r_shadow_selectedlight->style);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Shadows : %s\n", r_shadow_selectedlight->shadow ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Cubemap : %s\n", r_shadow_selectedlight->cubemapname);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "CoronaSize : %.2f\n", r_shadow_selectedlight->coronasizescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Ambient : %.2f\n", r_shadow_selectedlight->ambientscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Diffuse : %.2f\n", r_shadow_selectedlight->diffusescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Specular : %.2f\n", r_shadow_selectedlight->specularscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "NormalMode : %s\n", (r_shadow_selectedlight->flags & LIGHTFLAG_NORMALMODE) ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "RealTimeMode : %s\n", (r_shadow_selectedlight->flags & LIGHTFLAG_REALTIMEMODE) ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
}
void R_Shadow_EditLights_ToggleShadow_f(void)
"r_editlights_help : this help\n"
"r_editlights_clear : remove all lights\n"
"r_editlights_reload : reload .rtlights, .lights file, or entities\n"
+"r_editlights_lock : lock selection to current light, if already locked - unlock\n"
"r_editlights_save : save to .rtlights file\n"
"r_editlights_spawn : create a light with default settings\n"
"r_editlights_edit command : edit selected light - more documentation below\n"
R_Shadow_UpdateWorldLight(r_shadow_selectedlight, r_shadow_selectedlight->origin, r_shadow_bufferlight.angles, r_shadow_bufferlight.color, r_shadow_bufferlight.radius, r_shadow_bufferlight.corona, r_shadow_bufferlight.style, r_shadow_bufferlight.shadow, r_shadow_bufferlight.cubemapname, r_shadow_bufferlight.coronasizescale, r_shadow_bufferlight.ambientscale, r_shadow_bufferlight.diffusescale, r_shadow_bufferlight.specularscale, r_shadow_bufferlight.flags);
}
+void R_Shadow_EditLights_Lock_f(void)
+{
+ if (!r_editlights.integer)
+ {
+ Con_Print("Cannot lock on light when not in editing mode. Set r_editlights to 1.\n");
+ return;
+ }
+ if (r_editlights_lockcursor)
+ {
+ r_editlights_lockcursor = false;
+ return;
+ }
+ if (!r_shadow_selectedlight)
+ {
+ Con_Print("No selected light to lock on.\n");
+ return;
+ }
+ r_editlights_lockcursor = true;
+}
+
void R_Shadow_EditLights_Init(void)
{
Cvar_RegisterVariable(&r_editlights);
Cmd_AddCommand("r_editlights_importlightsfile", R_Shadow_EditLights_ImportLightsFile_f, "load lights from .lights file (ignoring .rtlights or .ent files and map entities)");
Cmd_AddCommand("r_editlights_copyinfo", R_Shadow_EditLights_CopyInfo_f, "store a copy of all properties (except origin) of the selected light");
Cmd_AddCommand("r_editlights_pasteinfo", R_Shadow_EditLights_PasteInfo_f, "apply the stored properties onto the selected light (making it exactly identical except for origin)");
+ Cmd_AddCommand("r_editlights_lock", R_Shadow_EditLights_Lock_f, "lock selection to current light, if already locked - unlock");
}
=============================================================================
*/
-void R_CompleteLightPoint(vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal, const vec3_t p, int dynamic)
+void R_CompleteLightPoint(vec3_t ambient, vec3_t diffuse, vec3_t lightdir, const vec3_t p, const int flags)
{
- VectorClear(diffusecolor);
- VectorClear(diffusenormal);
+ int i, numlights, flag;
+ rtlight_t *light;
+ dlight_t *dlight;
+ float relativepoint[3];
+ float color[3];
+ float dir[3];
+ float dist;
+ float dist2;
+ float intensity;
+ float sample[5*3];
+ float lightradius2;
- if (!r_fullbright.integer && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.LightPoint)
+ if (r_fullbright.integer)
{
- ambientcolor[0] = ambientcolor[1] = ambientcolor[2] = r_refdef.scene.ambient * (2.0f / 128.0f);
- r_refdef.scene.worldmodel->brush.LightPoint(r_refdef.scene.worldmodel, p, ambientcolor, diffusecolor, diffusenormal);
+ VectorSet(ambient, 1, 1, 1);
+ VectorClear(diffuse);
+ VectorClear(lightdir);
+ return;
+ }
+
+ if (flags & LP_LIGHTMAP)
+ {
+ VectorSet(ambient, r_refdef.scene.ambient, r_refdef.scene.ambient, r_refdef.scene.ambient);
+ VectorClear(diffuse);
+ VectorClear(lightdir);
+ if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.LightPoint)
+ r_refdef.scene.worldmodel->brush.LightPoint(r_refdef.scene.worldmodel, p, ambient, diffuse, lightdir);
+ return;
+ }
+
+ memset(sample, 0, sizeof(sample));
+ VectorSet(sample, r_refdef.scene.ambient, r_refdef.scene.ambient, r_refdef.scene.ambient);
+
+ if ((flags & LP_LIGHTMAP) && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.LightPoint)
+ {
+ vec3_t tempambient;
+ VectorClear(tempambient);
+ VectorClear(color);
+ VectorClear(relativepoint);
+ r_refdef.scene.worldmodel->brush.LightPoint(r_refdef.scene.worldmodel, p, tempambient, color, relativepoint);
+ VectorScale(tempambient, r_refdef.lightmapintensity, tempambient);
+ VectorScale(color, r_refdef.lightmapintensity, color);
+ VectorAdd(sample, tempambient, sample);
+ VectorMA(sample , 0.5f , color, sample );
+ VectorMA(sample + 3, relativepoint[0], color, sample + 3);
+ VectorMA(sample + 6, relativepoint[1], color, sample + 6);
+ VectorMA(sample + 9, relativepoint[2], color, sample + 9);
+ // calculate a weighted average light direction as well
+ intensity = VectorLength(color);
+ VectorMA(sample + 12, intensity, relativepoint, sample + 12);
+ }
+
+ if (flags & LP_RTWORLD)
+ {
+ flag = r_refdef.scene.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
+ numlights = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);
+ for (i = 0; i < numlights; i++)
+ {
+ dlight = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, i);
+ if (!dlight)
+ continue;
+ light = &dlight->rtlight;
+ if (!(light->flags & flag))
+ continue;
+ // sample
+ lightradius2 = light->radius * light->radius;
+ VectorSubtract(light->shadoworigin, p, relativepoint);
+ dist2 = VectorLength2(relativepoint);
+ if (dist2 >= lightradius2)
+ continue;
+ dist = sqrt(dist2) / light->radius;
+ intensity = min(1.0f, (1.0f - dist) * r_shadow_lightattenuationlinearscale.value / (r_shadow_lightattenuationdividebias.value + dist*dist)) * r_shadow_lightintensityscale.value;
+ if (intensity <= 0.0f)
+ continue;
+ if (light->shadow && CL_TraceLine(p, light->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction < 1)
+ continue;
+ // scale down intensity to add to both ambient and diffuse
+ //intensity *= 0.5f;
+ VectorNormalize(relativepoint);
+ VectorScale(light->currentcolor, intensity, color);
+ VectorMA(sample , 0.5f , color, sample );
+ VectorMA(sample + 3, relativepoint[0], color, sample + 3);
+ VectorMA(sample + 6, relativepoint[1], color, sample + 6);
+ VectorMA(sample + 9, relativepoint[2], color, sample + 9);
+ // calculate a weighted average light direction as well
+ intensity *= VectorLength(color);
+ VectorMA(sample + 12, intensity, relativepoint, sample + 12);
+ }
}
- else
- VectorSet(ambientcolor, 1, 1, 1);
- if (dynamic)
+ if (flags & LP_DYNLIGHT)
{
- int i;
- float f, v[3];
- rtlight_t *light;
+ // sample dlights
for (i = 0;i < r_refdef.scene.numlights;i++)
{
light = r_refdef.scene.lights[i];
- Matrix4x4_Transform(&light->matrix_worldtolight, p, v);
- f = 1 - VectorLength2(v);
- if (f > 0 && CL_TraceLine(p, light->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction == 1)
- VectorMA(ambientcolor, f, light->currentcolor, ambientcolor);
+ // sample
+ lightradius2 = light->radius * light->radius;
+ VectorSubtract(light->shadoworigin, p, relativepoint);
+ dist2 = VectorLength2(relativepoint);
+ if (dist2 >= lightradius2)
+ continue;
+ dist = sqrt(dist2) / light->radius;
+ intensity = (1.0f - dist) * r_shadow_lightattenuationlinearscale.value / (r_shadow_lightattenuationdividebias.value + dist*dist) * r_shadow_lightintensityscale.value;
+ if (intensity <= 0.0f)
+ continue;
+ if (light->shadow && CL_TraceLine(p, light->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction < 1)
+ continue;
+ // scale down intensity to add to both ambient and diffuse
+ //intensity *= 0.5f;
+ VectorNormalize(relativepoint);
+ VectorScale(light->currentcolor, intensity, color);
+ VectorMA(sample , 0.5f , color, sample );
+ VectorMA(sample + 3, relativepoint[0], color, sample + 3);
+ VectorMA(sample + 6, relativepoint[1], color, sample + 6);
+ VectorMA(sample + 9, relativepoint[2], color, sample + 9);
+ // calculate a weighted average light direction as well
+ intensity *= VectorLength(color);
+ VectorMA(sample + 12, intensity, relativepoint, sample + 12);
}
}
+
+ // calculate the direction we'll use to reduce the sample to a directional light source
+ VectorCopy(sample + 12, dir);
+ //VectorSet(dir, sample[3] + sample[4] + sample[5], sample[6] + sample[7] + sample[8], sample[9] + sample[10] + sample[11]);
+ VectorNormalize(dir);
+ // extract the diffuse color along the chosen direction and scale it
+ diffuse[0] = (dir[0]*sample[3] + dir[1]*sample[6] + dir[2]*sample[ 9] + sample[ 0]);
+ diffuse[1] = (dir[0]*sample[4] + dir[1]*sample[7] + dir[2]*sample[10] + sample[ 1]);
+ diffuse[2] = (dir[0]*sample[5] + dir[1]*sample[8] + dir[2]*sample[11] + sample[ 2]);
+ // subtract some of diffuse from ambient
+ VectorMA(sample, -0.333f, diffuse, ambient);
+ // store the normalized lightdir
+ VectorCopy(dir, lightdir);
}
projects / xonotic / darkplaces.git / blobdiff