]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rmain.c
more size_t
[xonotic/darkplaces.git] / gl_rmain.c
index 36a3905184af985e23b51c2316576b01965b63b5..276a6455021dd00123234bbed1fa4d4c9c5dbbfa 100644 (file)
@@ -21,23 +21,31 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include "quakedef.h"
 #include "r_shadow.h"
+#include "polygon.h"
 
 // used for dlight push checking and other things
 int r_framecount;
 
-// used for visibility checking
-qbyte r_pvsbits[(MAX_MAP_LEAFS+7)>>3];
-
-mplane_t frustum[4];
+mplane_t frustum[5];
 
 matrix4x4_t r_identitymatrix;
 
-int c_alias_polys, c_light_polys, c_faces, c_nodes, c_leafs, c_models, c_bmodels, c_sprites, c_particles, c_dlights;
+int c_alias_polys, c_light_polys, c_faces, c_nodes, c_leafs, c_models, c_bmodels, c_sprites, c_particles, c_dlights, c_meshs, c_meshelements, c_rt_lights, c_rt_clears, c_rt_scissored, c_rt_shadowmeshes, c_rt_shadowtris, c_rt_lightmeshes, c_rt_lighttris, c_rtcached_shadowmeshes, c_rtcached_shadowtris, c_bloom, c_bloomcopies, c_bloomcopypixels, c_bloomdraws, c_bloomdrawpixels;
 
 // true during envmap command capture
 qboolean envmap;
 
+// maximum visible distance (recalculated from world box each frame)
 float r_farclip;
+// brightness of world lightmaps and related lighting
+// (often reduced when world rtlights are enabled)
+float r_lightmapintensity;
+// whether to draw world lights realtime, dlights realtime, and their shadows
+qboolean r_rtworld;
+qboolean r_rtworldshadows;
+qboolean r_rtdlight;
+qboolean r_rtdlightshadows;
+
 
 // forces all rendering to draw triangle outlines
 int r_showtrispass;
@@ -91,6 +99,27 @@ cvar_t r_lerpmodels = {CVAR_SAVE, "r_lerpmodels", "1"};
 cvar_t r_waterscroll = {CVAR_SAVE, "r_waterscroll", "1"};
 cvar_t r_watershader = {CVAR_SAVE, "r_watershader", "1"};
 
+cvar_t r_bloom = {CVAR_SAVE, "r_bloom", "0"};
+cvar_t r_bloom_intensity = {CVAR_SAVE, "r_bloom_intensity", "2"};
+cvar_t r_bloom_blur = {CVAR_SAVE, "r_bloom_blur", "8"};
+cvar_t r_bloom_resolution = {CVAR_SAVE, "r_bloom_resolution", "320"};
+cvar_t r_bloom_power = {CVAR_SAVE, "r_bloom_power", "4"};
+
+cvar_t developer_texturelogging = {0, "developer_texturelogging", "0"};
+
+cvar_t gl_lightmaps = {0, "gl_lightmaps", "0"};
+
+rtexturepool_t *r_main_texturepool;
+rtexture_t *r_bloom_texture_screen;
+rtexture_t *r_bloom_texture_bloom;
+rtexture_t *r_texture_blanknormalmap;
+rtexture_t *r_texture_white;
+rtexture_t *r_texture_black;
+rtexture_t *r_texture_notexture;
+rtexture_t *r_texture_whitecube;
+rtexture_t *r_texture_normalizationcube;
+rtexture_t *r_texture_detailtextures[NUM_DETAILTEXTURES];
+rtexture_t *r_texture_distorttexture[64];
 
 void R_ModulateColors(float *in, float *out, int verts, float r, float g, float b)
 {
@@ -119,36 +148,6 @@ void R_FillColors(float *out, int verts, float r, float g, float b, float a)
        }
 }
 
-/*
-====================
-R_TimeRefresh_f
-
-For program optimization
-====================
-*/
-qboolean intimerefresh = 0;
-static void R_TimeRefresh_f (void)
-{
-       int i;
-       float timestart, timedelta, oldangles[3];
-
-       intimerefresh = 1;
-       VectorCopy(cl.viewangles, oldangles);
-       VectorClear(cl.viewangles);
-
-       timestart = Sys_DoubleTime();
-       for (i = 0;i < 128;i++)
-       {
-               Matrix4x4_CreateFromQuakeEntity(&r_refdef.viewentitymatrix, r_vieworigin[0], r_vieworigin[1], r_vieworigin[2], 0, i / 128.0 * 360.0, 0, 1);
-               CL_UpdateScreen();
-       }
-       timedelta = Sys_DoubleTime() - timestart;
-
-       VectorCopy(oldangles, cl.viewangles);
-       intimerefresh = 0;
-       Con_Printf("%f seconds (%f fps)\n", timedelta, 128/timedelta);
-}
-
 vec3_t fogcolor;
 vec_t fogdensity;
 float fog_density, fog_red, fog_green, fog_blue;
@@ -220,24 +219,261 @@ void FOG_registercvars(void)
        }
 }
 
+static void R_BuildDetailTextures (void)
+{
+       int i, x, y, light;
+       float vc[3], vx[3], vy[3], vn[3], lightdir[3];
+#define DETAILRESOLUTION 256
+       qbyte (*data)[DETAILRESOLUTION][4];
+       qbyte (*noise)[DETAILRESOLUTION];
+
+       // Allocate the buffers dynamically to avoid having such big guys on the stack
+       data = Mem_Alloc(tempmempool, DETAILRESOLUTION * sizeof(*data));
+       noise = Mem_Alloc(tempmempool, DETAILRESOLUTION * sizeof(*noise));
+
+       lightdir[0] = 0.5;
+       lightdir[1] = 1;
+       lightdir[2] = -0.25;
+       VectorNormalize(lightdir);
+       for (i = 0;i < NUM_DETAILTEXTURES;i++)
+       {
+               fractalnoise(&noise[0][0], DETAILRESOLUTION, DETAILRESOLUTION >> 4);
+               for (y = 0;y < DETAILRESOLUTION;y++)
+               {
+                       for (x = 0;x < DETAILRESOLUTION;x++)
+                       {
+                               vc[0] = x;
+                               vc[1] = y;
+                               vc[2] = noise[y][x] * (1.0f / 32.0f);
+                               vx[0] = x + 1;
+                               vx[1] = y;
+                               vx[2] = noise[y][(x + 1) % DETAILRESOLUTION] * (1.0f / 32.0f);
+                               vy[0] = x;
+                               vy[1] = y + 1;
+                               vy[2] = noise[(y + 1) % DETAILRESOLUTION][x] * (1.0f / 32.0f);
+                               VectorSubtract(vx, vc, vx);
+                               VectorSubtract(vy, vc, vy);
+                               CrossProduct(vx, vy, vn);
+                               VectorNormalize(vn);
+                               light = 128 - DotProduct(vn, lightdir) * 128;
+                               light = bound(0, light, 255);
+                               data[y][x][0] = data[y][x][1] = data[y][x][2] = light;
+                               data[y][x][3] = 255;
+                       }
+               }
+               r_texture_detailtextures[i] = R_LoadTexture2D(r_main_texturepool, va("detailtexture%i", i), DETAILRESOLUTION, DETAILRESOLUTION, &data[0][0][0], TEXTYPE_RGBA, TEXF_MIPMAP | TEXF_PRECACHE, NULL);
+       }
+
+       Mem_Free(noise);
+       Mem_Free(data);
+}
+
+static qbyte R_MorphDistortTexture (double y0, double y1, double y2, double y3, double morph)
+{
+       int m = (int)(((y1 + y3 - (y0 + y2)) * morph * morph * morph) +
+                       ((2 * (y0 - y1) + y2 - y3) * morph * morph) +
+                       ((y2 - y0) * morph) +
+                       (y1));
+       return (qbyte)bound(0, m, 255);
+}
+
+static void R_BuildDistortTexture (void)
+{
+       int x, y, i, j;
+#define DISTORTRESOLUTION 32
+       qbyte data[5][DISTORTRESOLUTION][DISTORTRESOLUTION][2];
+
+       for (i=0; i<4; i++)
+       {
+               for (y=0; y<DISTORTRESOLUTION; y++)
+               {
+                       for (x=0; x<DISTORTRESOLUTION; x++)
+                       {
+                               data[i][y][x][0] = rand () & 255;
+                               data[i][y][x][1] = rand () & 255;
+                       }
+               }
+       }
+
+       for (i=0; i<4; i++)
+       {
+               for (j=0; j<16; j++)
+               {
+                       r_texture_distorttexture[i*16+j] = NULL;
+                       if (gl_textureshader)
+                       {
+                               for (y=0; y<DISTORTRESOLUTION; y++)
+                               {
+                                       for (x=0; x<DISTORTRESOLUTION; x++)
+                                       {
+                                               data[4][y][x][0] = R_MorphDistortTexture (data[(i-1)&3][y][x][0], data[i][y][x][0], data[(i+1)&3][y][x][0], data[(i+2)&3][y][x][0], 0.0625*j);
+                                               data[4][y][x][1] = R_MorphDistortTexture (data[(i-1)&3][y][x][1], data[i][y][x][1], data[(i+1)&3][y][x][1], data[(i+2)&3][y][x][1], 0.0625*j);
+                                       }
+                               }
+                               r_texture_distorttexture[i*16+j] = R_LoadTexture2D(r_main_texturepool, va("distorttexture%i", i*16+j), DISTORTRESOLUTION, DISTORTRESOLUTION, &data[4][0][0][0], TEXTYPE_DSDT, TEXF_PRECACHE, NULL);
+                       }
+               }
+       }
+}
+
+static void R_BuildBlankTextures(void)
+{
+       qbyte data[4];
+       data[0] = 128; // normal X
+       data[1] = 128; // normal Y
+       data[2] = 255; // normal Z
+       data[3] = 128; // height
+       r_texture_blanknormalmap = R_LoadTexture2D(r_main_texturepool, "blankbump", 1, 1, data, TEXTYPE_RGBA, TEXF_PRECACHE, NULL);
+       data[0] = 255;
+       data[1] = 255;
+       data[2] = 255;
+       data[3] = 255;
+       r_texture_white = R_LoadTexture2D(r_main_texturepool, "blankwhite", 1, 1, data, TEXTYPE_RGBA, TEXF_PRECACHE, NULL);
+       data[0] = 0;
+       data[1] = 0;
+       data[2] = 0;
+       data[3] = 255;
+       r_texture_black = R_LoadTexture2D(r_main_texturepool, "blankblack", 1, 1, data, TEXTYPE_RGBA, TEXF_PRECACHE, NULL);
+}
+
+static void R_BuildNoTexture(void)
+{
+       int x, y;
+       qbyte pix[16][16][4];
+       // this makes a light grey/dark grey checkerboard texture
+       for (y = 0;y < 16;y++)
+       {
+               for (x = 0;x < 16;x++)
+               {
+                       if ((y < 8) ^ (x < 8))
+                       {
+                               pix[y][x][0] = 128;
+                               pix[y][x][1] = 128;
+                               pix[y][x][2] = 128;
+                               pix[y][x][3] = 255;
+                       }
+                       else
+                       {
+                               pix[y][x][0] = 64;
+                               pix[y][x][1] = 64;
+                               pix[y][x][2] = 64;
+                               pix[y][x][3] = 255;
+                       }
+               }
+       }
+       r_texture_notexture = R_LoadTexture2D(r_main_texturepool, "notexture", 16, 16, &pix[0][0][0], TEXTYPE_RGBA, TEXF_MIPMAP, NULL);
+}
+
+static void R_BuildWhiteCube(void)
+{
+       qbyte data[6*1*1*4];
+       data[ 0] = 255;data[ 1] = 255;data[ 2] = 255;data[ 3] = 255;
+       data[ 4] = 255;data[ 5] = 255;data[ 6] = 255;data[ 7] = 255;
+       data[ 8] = 255;data[ 9] = 255;data[10] = 255;data[11] = 255;
+       data[12] = 255;data[13] = 255;data[14] = 255;data[15] = 255;
+       data[16] = 255;data[17] = 255;data[18] = 255;data[19] = 255;
+       data[20] = 255;data[21] = 255;data[22] = 255;data[23] = 255;
+       r_texture_whitecube = R_LoadTextureCubeMap(r_main_texturepool, "whitecube", 1, data, TEXTYPE_RGBA, TEXF_PRECACHE | TEXF_CLAMP, NULL);
+}
+
+static void R_BuildNormalizationCube(void)
+{
+       int x, y, side;
+       vec3_t v;
+       vec_t s, t, intensity;
+#define NORMSIZE 64
+       qbyte data[6][NORMSIZE][NORMSIZE][4];
+       for (side = 0;side < 6;side++)
+       {
+               for (y = 0;y < NORMSIZE;y++)
+               {
+                       for (x = 0;x < NORMSIZE;x++)
+                       {
+                               s = (x + 0.5f) * (2.0f / NORMSIZE) - 1.0f;
+                               t = (y + 0.5f) * (2.0f / NORMSIZE) - 1.0f;
+                               switch(side)
+                               {
+                               case 0:
+                                       v[0] = 1;
+                                       v[1] = -t;
+                                       v[2] = -s;
+                                       break;
+                               case 1:
+                                       v[0] = -1;
+                                       v[1] = -t;
+                                       v[2] = s;
+                                       break;
+                               case 2:
+                                       v[0] = s;
+                                       v[1] = 1;
+                                       v[2] = t;
+                                       break;
+                               case 3:
+                                       v[0] = s;
+                                       v[1] = -1;
+                                       v[2] = -t;
+                                       break;
+                               case 4:
+                                       v[0] = s;
+                                       v[1] = -t;
+                                       v[2] = 1;
+                                       break;
+                               case 5:
+                                       v[0] = -s;
+                                       v[1] = -t;
+                                       v[2] = -1;
+                                       break;
+                               }
+                               intensity = 127.0f / sqrt(DotProduct(v, v));
+                               data[side][y][x][0] = 128.0f + intensity * v[0];
+                               data[side][y][x][1] = 128.0f + intensity * v[1];
+                               data[side][y][x][2] = 128.0f + intensity * v[2];
+                               data[side][y][x][3] = 255;
+                       }
+               }
+       }
+       r_texture_normalizationcube = R_LoadTextureCubeMap(r_main_texturepool, "normalcube", NORMSIZE, &data[0][0][0][0], TEXTYPE_RGBA, TEXF_PRECACHE | TEXF_CLAMP, NULL);
+}
+
 void gl_main_start(void)
 {
+       r_main_texturepool = R_AllocTexturePool();
+       r_bloom_texture_screen = NULL;
+       r_bloom_texture_bloom = NULL;
+       R_BuildBlankTextures();
+       R_BuildNoTexture();
+       R_BuildDetailTextures();
+       R_BuildDistortTexture();
+       if (gl_texturecubemap)
+       {
+               R_BuildWhiteCube();
+               R_BuildNormalizationCube();
+       }
 }
 
 void gl_main_shutdown(void)
 {
+       R_FreeTexturePool(&r_main_texturepool);
+       r_bloom_texture_screen = NULL;
+       r_bloom_texture_bloom = NULL;
+       r_texture_blanknormalmap = NULL;
+       r_texture_white = NULL;
+       r_texture_black = NULL;
+       r_texture_whitecube = NULL;
+       r_texture_normalizationcube = NULL;
 }
 
 extern void CL_ParseEntityLump(char *entitystring);
 void gl_main_newmap(void)
 {
+       // FIXME: move this code to client
        int l;
        char *entities, entname[MAX_QPATH];
        r_framecount = 1;
        if (cl.worldmodel)
        {
-               strcpy(entname, cl.worldmodel->name);
-               l = strlen(entname) - 4;
+               strlcpy(entname, cl.worldmodel->name, sizeof(entname));
+               l = (int)strlen(entname) - 4;
                if (l >= 0 && !strcmp(entname + l, ".bsp"))
                {
                        strcpy(entname + l, ".ent");
@@ -258,7 +494,6 @@ void GL_Main_Init(void)
        Matrix4x4_CreateIdentity(&r_identitymatrix);
 // FIXME: move this to client?
        FOG_registercvars();
-       Cmd_AddCommand("timerefresh", R_TimeRefresh_f);
        Cvar_RegisterVariable(&r_showtris);
        Cvar_RegisterVariable(&r_drawentities);
        Cvar_RegisterVariable(&r_drawviewmodel);
@@ -273,6 +508,13 @@ void GL_Main_Init(void)
        Cvar_RegisterVariable(&r_waterscroll);
        Cvar_RegisterVariable(&r_watershader);
        Cvar_RegisterVariable(&r_drawcollisionbrushes);
+       Cvar_RegisterVariable(&r_bloom);
+       Cvar_RegisterVariable(&r_bloom_intensity);
+       Cvar_RegisterVariable(&r_bloom_blur);
+       Cvar_RegisterVariable(&r_bloom_resolution);
+       Cvar_RegisterVariable(&r_bloom_power);
+       Cvar_RegisterVariable(&developer_texturelogging);
+       Cvar_RegisterVariable(&gl_lightmaps);
        if (gamemode == GAME_NEHAHRA || gamemode == GAME_NEXUIZ || gamemode == GAME_TENEBRAE)
                Cvar_SetValue("r_fullbrights", 0);
        R_RegisterModule("GL_Main", gl_main_start, gl_main_shutdown, gl_main_newmap);
@@ -310,51 +552,47 @@ static float R_FarClip(vec3_t origin, vec3_t direction, vec_t startfarclip)
        r_farclip_directionbit2 = r_farclip_direction[2] < 0;
        r_farclip_meshfarclip = r_farclip_directiondist + startfarclip;
 
-       if (cl.worldmodel)
-               R_FarClip_Box(cl.worldmodel->normalmins, cl.worldmodel->normalmaxs);
+       if (r_refdef.worldmodel)
+               R_FarClip_Box(r_refdef.worldmodel->normalmins, r_refdef.worldmodel->normalmaxs);
        for (i = 0;i < r_refdef.numentities;i++)
                R_FarClip_Box(r_refdef.entities[i]->mins, r_refdef.entities[i]->maxs);
-       
+
        return r_farclip_meshfarclip - r_farclip_directiondist;
 }
 
 extern void R_Textures_Init(void);
-extern void Mod_RenderInit(void);
 extern void GL_Draw_Init(void);
 extern void GL_Main_Init(void);
 extern void R_Shadow_Init(void);
-extern void GL_Models_Init(void);
 extern void R_Sky_Init(void);
 extern void GL_Surf_Init(void);
 extern void R_Crosshairs_Init(void);
 extern void R_Light_Init(void);
 extern void R_Particles_Init(void);
 extern void R_Explosion_Init(void);
-extern void ui_init(void);
 extern void gl_backend_init(void);
 extern void Sbar_Init(void);
 extern void R_LightningBeams_Init(void);
+extern void Mod_RenderInit(void);
 
 void Render_Init(void)
 {
-       R_Textures_Init();
-       Mod_RenderInit();
        gl_backend_init();
+       R_Textures_Init();
        R_MeshQueue_Init();
-       GL_Draw_Init();
        GL_Main_Init();
+       GL_Draw_Init();
        R_Shadow_Init();
-       GL_Models_Init();
        R_Sky_Init();
        GL_Surf_Init();
        R_Crosshairs_Init();
        R_Light_Init();
        R_Particles_Init();
        R_Explosion_Init();
-       //ui_init();
        UI_Init();
        Sbar_Init();
        R_LightningBeams_Init();
+       Mod_RenderInit();
 }
 
 /*
@@ -368,7 +606,11 @@ void GL_Init (void)
        VID_CheckExtensions();
 
        // LordHavoc: report supported extensions
-       Con_DPrintf("\nengine extensions: %s\n", ENGINE_EXTENSIONS);
+       Con_DPrintf("\nengine extensions: %s\n", vm_sv_extensions );
+
+       // clear to black (loading plaque will be seen over this)
+       qglClearColor(0,0,0,1);
+       qglClear(GL_COLOR_BUFFER_BIT);
 }
 
 int R_CullBox(const vec3_t mins, const vec3_t maxs)
@@ -422,30 +664,49 @@ int R_CullBox(const vec3_t mins, const vec3_t maxs)
 
 static void R_MarkEntities (void)
 {
-       int i;
+       int i, renderimask;
        entity_render_t *ent;
 
-       ent = &cl_entities[0].render;
-       Matrix4x4_CreateIdentity(&ent->matrix);
-       Matrix4x4_CreateIdentity(&ent->inversematrix);
-
        if (!r_drawentities.integer)
                return;
 
-       for (i = 0;i < r_refdef.numentities;i++)
+       r_refdef.worldentity->visframe = r_framecount;
+       renderimask = envmap ? (RENDER_EXTERIORMODEL | RENDER_VIEWMODEL) : (chase_active.integer ? 0 : RENDER_EXTERIORMODEL);
+       if (r_refdef.worldmodel && r_refdef.worldmodel->brush.BoxTouchingVisibleLeafs)
        {
-               ent = r_refdef.entities[i];
-               Mod_CheckLoaded(ent->model);
-               // some of the renderer still relies on origin...
-               Matrix4x4_OriginFromMatrix(&ent->matrix, ent->origin);
-               // some of the renderer still relies on scale...
-               ent->scale = Matrix4x4_ScaleFromMatrix(&ent->matrix);
-               R_LerpAnimation(ent);
-               R_UpdateEntLights(ent);
-               if ((chase_active.integer || !(ent->flags & RENDER_EXTERIORMODEL))
-                && !VIS_CullBox(ent->mins, ent->maxs)
-                && (!envmap || !(ent->flags & (RENDER_VIEWMODEL | RENDER_EXTERIORMODEL))))
-                       ent->visframe = r_framecount;
+               // worldmodel can check visibility
+               for (i = 0;i < r_refdef.numentities;i++)
+               {
+                       ent = r_refdef.entities[i];
+                       Mod_CheckLoaded(ent->model);
+                       // some of the renderer still relies on origin...
+                       Matrix4x4_OriginFromMatrix(&ent->matrix, ent->origin);
+                       // some of the renderer still relies on scale...
+                       ent->scale = Matrix4x4_ScaleFromMatrix(&ent->matrix);
+                       if (!(ent->flags & renderimask) && !R_CullBox(ent->mins, ent->maxs) && ((ent->effects & EF_NODEPTHTEST) || r_refdef.worldmodel->brush.BoxTouchingVisibleLeafs(r_refdef.worldmodel, r_worldleafvisible, ent->mins, ent->maxs)))
+                       {
+                               R_UpdateEntLights(ent);
+                               ent->visframe = r_framecount;
+                       }
+               }
+       }
+       else
+       {
+               // no worldmodel or it can't check visibility
+               for (i = 0;i < r_refdef.numentities;i++)
+               {
+                       ent = r_refdef.entities[i];
+                       Mod_CheckLoaded(ent->model);
+                       // some of the renderer still relies on origin...
+                       Matrix4x4_OriginFromMatrix(&ent->matrix, ent->origin);
+                       // some of the renderer still relies on scale...
+                       ent->scale = Matrix4x4_ScaleFromMatrix(&ent->matrix);
+                       if (!(ent->flags & renderimask) && !R_CullBox(ent->mins, ent->maxs) && (ent->effects & EF_NODEPTHTEST))
+                       {
+                               R_UpdateEntLights(ent);
+                               ent->visframe = r_framecount;
+                       }
+               }
        }
 }
 
@@ -471,30 +732,6 @@ int R_DrawBrushModelsSky (void)
        return sky;
 }
 
-/*
-=============
-R_DrawViewModel
-=============
-*/
-/*
-void R_DrawViewModel (void)
-{
-       entity_render_t *ent;
-
-       // FIXME: move these checks to client
-       if (!r_drawviewmodel.integer || chase_active.integer || envmap || !r_drawentities.integer || cl.items & IT_INVISIBILITY || cl.stats[STAT_HEALTH] <= 0 || !cl.viewent.render.model)
-               return;
-
-       ent = &cl.viewent.render;
-       Mod_CheckLoaded(ent->model);
-       R_LerpAnimation(ent);
-       Matrix4x4_CreateFromQuakeEntity(&ent->matrix, ent->origin[0], ent->origin[1], ent->origin[2], -ent->angles[0], ent->angles[1], ent->angles[2], ent->scale);
-       Matrix4x4_Invert_Simple(&ent->inversematrix, &ent->matrix);
-       R_UpdateEntLights(ent);
-       ent->model->Draw(ent);
-}
-*/
-
 void R_DrawNoModel(entity_render_t *ent);
 void R_DrawModels(void)
 {
@@ -546,67 +783,235 @@ static void R_SetFrustum(void)
        RotatePointAroundVector( frustum[3].normal, r_viewleft, r_viewforward, (90 - r_view_fov_y / 2));
        frustum[3].dist = DotProduct (r_vieworigin, frustum[3].normal);
        PlaneClassify(&frustum[3]);
+
+       // nearclip plane
+       VectorCopy(r_viewforward, frustum[4].normal);
+       frustum[4].dist = DotProduct (r_vieworigin, frustum[4].normal) + 1.0f;
+       PlaneClassify(&frustum[4]);
 }
 
 static void R_BlendView(void)
 {
        rmeshstate_t m;
-       float r;
-       float vertex3f[3*3];
 
-       if (r_refdef.viewblend[3] < 0.01f)
+       if (r_refdef.viewblend[3] < 0.01f && !r_bloom.integer)
                return;
 
-       R_Mesh_Matrix(&r_identitymatrix);
-
-       memset(&m, 0, sizeof(m));
-       m.pointer_vertex = vertex3f;
-       R_Mesh_State(&m);
-
-       GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+       GL_SetupView_Mode_Ortho(0, 0, 1, 1, -10, 100);
        GL_DepthMask(true);
-       GL_DepthTest(false); // magic
-       GL_Color(r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);
-       r = 64;
-       vertex3f[0] = r_vieworigin[0] + r_viewforward[0] * 1.5 + r_viewleft[0] * r - r_viewup[0] * r;
-       vertex3f[1] = r_vieworigin[1] + r_viewforward[1] * 1.5 + r_viewleft[1] * r - r_viewup[1] * r;
-       vertex3f[2] = r_vieworigin[2] + r_viewforward[2] * 1.5 + r_viewleft[2] * r - r_viewup[2] * r;
-       vertex3f[3] = r_vieworigin[0] + r_viewforward[0] * 1.5 + r_viewleft[0] * r + r_viewup[0] * r * 3;
-       vertex3f[4] = r_vieworigin[1] + r_viewforward[1] * 1.5 + r_viewleft[1] * r + r_viewup[1] * r * 3;
-       vertex3f[5] = r_vieworigin[2] + r_viewforward[2] * 1.5 + r_viewleft[2] * r + r_viewup[2] * r * 3;
-       vertex3f[6] = r_vieworigin[0] + r_viewforward[0] * 1.5 - r_viewleft[0] * r * 3 - r_viewup[0] * r;
-       vertex3f[7] = r_vieworigin[1] + r_viewforward[1] * 1.5 - r_viewleft[1] * r * 3 - r_viewup[1] * r;
-       vertex3f[8] = r_vieworigin[2] + r_viewforward[2] * 1.5 - r_viewleft[2] * r * 3 - r_viewup[2] * r;
-       R_Mesh_Draw(3, 1, polygonelements);
-}
-
-void R_UpdateWorld(void)
-{
-       if (!r_refdef.entities/* || !cl.worldmodel*/)
-               return; //Host_Error ("R_RenderView: NULL worldmodel");
-
-       if (r_shadow_realtime_world.integer && !gl_stencil)
+       GL_DepthTest(false);
+       R_Mesh_Matrix(&r_identitymatrix);
+       // vertex coordinates for a quad that covers the screen exactly
+       varray_vertex3f[0] = 0;varray_vertex3f[1] = 0;varray_vertex3f[2] = 0;
+       varray_vertex3f[3] = 1;varray_vertex3f[4] = 0;varray_vertex3f[5] = 0;
+       varray_vertex3f[6] = 1;varray_vertex3f[7] = 1;varray_vertex3f[8] = 0;
+       varray_vertex3f[9] = 0;varray_vertex3f[10] = 1;varray_vertex3f[11] = 0;
+       if (r_bloom.integer && r_bloom_resolution.value >= 32 && r_bloom_power.integer >= 1 && r_bloom_power.integer < 100 && r_bloom_blur.value >= 0 && r_bloom_blur.value < 512)
        {
-               Con_Print("Realtime world lighting requires 32bit color; turning off r_shadow_realtime_world, please type vid_bitsperpixel 32;vid_restart and try again\n");
-               Cvar_SetValueQuick(&r_shadow_realtime_world, 0);
+               int screenwidth, screenheight, bloomwidth, bloomheight, x, dobloomblend, range;
+               float xoffset, yoffset, r;
+               c_bloom++;
+               // set the (poorly named) screenwidth and screenheight variables to
+               // a power of 2 at least as large as the screen, these will define the
+               // size of the texture to allocate
+               for (screenwidth = 1;screenwidth < vid.width;screenwidth *= 2);
+               for (screenheight = 1;screenheight < vid.height;screenheight *= 2);
+               // allocate textures as needed
+               if (!r_bloom_texture_screen)
+                       r_bloom_texture_screen = R_LoadTexture2D(r_main_texturepool, "screen", screenwidth, screenheight, NULL, TEXTYPE_RGBA, TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALWAYSPRECACHE, NULL);
+               if (!r_bloom_texture_bloom)
+                       r_bloom_texture_bloom = R_LoadTexture2D(r_main_texturepool, "bloom", screenwidth, screenheight, NULL, TEXTYPE_RGBA, TEXF_FORCELINEAR | TEXF_CLAMP | TEXF_ALWAYSPRECACHE, NULL);
+               // set bloomwidth and bloomheight to the bloom resolution that will be
+               // used (often less than the screen resolution for faster rendering)
+               bloomwidth = min(r_view_width, r_bloom_resolution.integer);
+               bloomheight = min(r_view_height, bloomwidth * r_view_height / r_view_width);
+               // set up a texcoord array for the full resolution screen image
+               // (we have to keep this around to copy back during final render)
+               varray_texcoord2f[0][0] = 0;
+               varray_texcoord2f[0][1] = (float)r_view_height / (float)screenheight;
+               varray_texcoord2f[0][2] = (float)r_view_width / (float)screenwidth;
+               varray_texcoord2f[0][3] = (float)r_view_height / (float)screenheight;
+               varray_texcoord2f[0][4] = (float)r_view_width / (float)screenwidth;
+               varray_texcoord2f[0][5] = 0;
+               varray_texcoord2f[0][6] = 0;
+               varray_texcoord2f[0][7] = 0;
+               // set up a texcoord array for the reduced resolution bloom image
+               // (which will be additive blended over the screen image)
+               varray_texcoord2f[1][0] = 0;
+               varray_texcoord2f[1][1] = (float)bloomheight / (float)screenheight;
+               varray_texcoord2f[1][2] = (float)bloomwidth / (float)screenwidth;
+               varray_texcoord2f[1][3] = (float)bloomheight / (float)screenheight;
+               varray_texcoord2f[1][4] = (float)bloomwidth / (float)screenwidth;
+               varray_texcoord2f[1][5] = 0;
+               varray_texcoord2f[1][6] = 0;
+               varray_texcoord2f[1][7] = 0;
+               memset(&m, 0, sizeof(m));
+               m.pointer_vertex = varray_vertex3f;
+               m.pointer_texcoord[0] = varray_texcoord2f[0];
+               m.tex[0] = R_GetTexture(r_bloom_texture_screen);
+               R_Mesh_State(&m);
+               // copy view into the full resolution screen image texture
+               GL_ActiveTexture(0);
+               qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, r_view_x, vid.height - (r_view_y + r_view_height), r_view_width, r_view_height);
+               c_bloomcopies++;
+               c_bloomcopypixels += r_view_width * r_view_height;
+               // now scale it down to the bloom size and raise to a power of itself
+               // to darken it (this leaves the really bright stuff bright, and
+               // everything else becomes very dark)
+               // TODO: optimize with multitexture or GLSL
+               qglViewport(r_view_x, vid.height - (r_view_y + bloomheight), bloomwidth, bloomheight);
+               GL_BlendFunc(GL_ONE, GL_ZERO);
+               GL_Color(1, 1, 1, 1);
+               R_Mesh_Draw(0, 4, 2, polygonelements);
+               c_bloomdraws++;
+               c_bloomdrawpixels += bloomwidth * bloomheight;
+               // render multiple times with a multiply blendfunc to raise to a power
+               GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
+               for (x = 1;x < r_bloom_power.integer;x++)
+               {
+                       R_Mesh_Draw(0, 4, 2, polygonelements);
+                       c_bloomdraws++;
+                       c_bloomdrawpixels += bloomwidth * bloomheight;
+               }
+               // we now have a darkened bloom image in the framebuffer, copy it into
+               // the bloom image texture for more processing
+               memset(&m, 0, sizeof(m));
+               m.pointer_vertex = varray_vertex3f;
+               m.tex[0] = R_GetTexture(r_bloom_texture_bloom);
+               m.pointer_texcoord[0] = varray_texcoord2f[2];
+               R_Mesh_State(&m);
+               GL_ActiveTexture(0);
+               qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, r_view_x, vid.height - (r_view_y + bloomheight), bloomwidth, bloomheight);
+               c_bloomcopies++;
+               c_bloomcopypixels += bloomwidth * bloomheight;
+               // blend on at multiple vertical offsets to achieve a vertical blur
+               // TODO: do offset blends using GLSL
+               range = r_bloom_blur.integer * bloomwidth / 320;
+               GL_BlendFunc(GL_ONE, GL_ZERO);
+               for (x = -range;x <= range;x++)
+               {
+                       xoffset = 0 / (float)bloomwidth * (float)bloomwidth / (float)screenwidth;
+                       yoffset = x / (float)bloomheight * (float)bloomheight / (float)screenheight;
+                       // compute a texcoord array with the specified x and y offset
+                       varray_texcoord2f[2][0] = xoffset+0;
+                       varray_texcoord2f[2][1] = yoffset+(float)bloomheight / (float)screenheight;
+                       varray_texcoord2f[2][2] = xoffset+(float)bloomwidth / (float)screenwidth;
+                       varray_texcoord2f[2][3] = yoffset+(float)bloomheight / (float)screenheight;
+                       varray_texcoord2f[2][4] = xoffset+(float)bloomwidth / (float)screenwidth;
+                       varray_texcoord2f[2][5] = yoffset+0;
+                       varray_texcoord2f[2][6] = xoffset+0;
+                       varray_texcoord2f[2][7] = yoffset+0;
+                       // this r value looks like a 'dot' particle, fading sharply to
+                       // black at the edges
+                       // (probably not realistic but looks good enough)
+                       r = r_bloom_intensity.value/(range*2+1)*(1 - x*x/(float)(range*range));
+                       if (r < 0.01f)
+                               continue;
+                       GL_Color(r, r, r, 1);
+                       R_Mesh_Draw(0, 4, 2, polygonelements);
+                       c_bloomdraws++;
+                       c_bloomdrawpixels += bloomwidth * bloomheight;
+                       GL_BlendFunc(GL_ONE, GL_ONE);
+               }
+               // copy the vertically blurred bloom view to a texture
+               GL_ActiveTexture(0);
+               qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, r_view_x, vid.height - (r_view_y + bloomheight), bloomwidth, bloomheight);
+               c_bloomcopies++;
+               c_bloomcopypixels += bloomwidth * bloomheight;
+               // blend the vertically blurred image at multiple offsets horizontally
+               // to finish the blur effect
+               // TODO: do offset blends using GLSL
+               range = r_bloom_blur.integer * bloomwidth / 320;
+               GL_BlendFunc(GL_ONE, GL_ZERO);
+               for (x = -range;x <= range;x++)
+               {
+                       xoffset = x / (float)bloomwidth * (float)bloomwidth / (float)screenwidth;
+                       yoffset = 0 / (float)bloomheight * (float)bloomheight / (float)screenheight;
+                       // compute a texcoord array with the specified x and y offset
+                       varray_texcoord2f[2][0] = xoffset+0;
+                       varray_texcoord2f[2][1] = yoffset+(float)bloomheight / (float)screenheight;
+                       varray_texcoord2f[2][2] = xoffset+(float)bloomwidth / (float)screenwidth;
+                       varray_texcoord2f[2][3] = yoffset+(float)bloomheight / (float)screenheight;
+                       varray_texcoord2f[2][4] = xoffset+(float)bloomwidth / (float)screenwidth;
+                       varray_texcoord2f[2][5] = yoffset+0;
+                       varray_texcoord2f[2][6] = xoffset+0;
+                       varray_texcoord2f[2][7] = yoffset+0;
+                       // this r value looks like a 'dot' particle, fading sharply to
+                       // black at the edges
+                       // (probably not realistic but looks good enough)
+                       r = r_bloom_intensity.value/(range*2+1)*(1 - x*x/(float)(range*range));
+                       if (r < 0.01f)
+                               continue;
+                       GL_Color(r, r, r, 1);
+                       R_Mesh_Draw(0, 4, 2, polygonelements);
+                       c_bloomdraws++;
+                       c_bloomdrawpixels += bloomwidth * bloomheight;
+                       GL_BlendFunc(GL_ONE, GL_ONE);
+               }
+               // copy the blurred bloom view to a texture
+               GL_ActiveTexture(0);
+               qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, r_view_x, vid.height - (r_view_y + bloomheight), bloomwidth, bloomheight);
+               c_bloomcopies++;
+               c_bloomcopypixels += bloomwidth * bloomheight;
+               // go back to full view area
+               qglViewport(r_view_x, vid.height - (r_view_y + r_view_height), r_view_width, r_view_height);
+               // put the original screen image back in place and blend the bloom
+               // texture on it
+               memset(&m, 0, sizeof(m));
+               m.pointer_vertex = varray_vertex3f;
+               m.tex[0] = R_GetTexture(r_bloom_texture_screen);
+               m.pointer_texcoord[0] = varray_texcoord2f[0];
+#if 0
+               dobloomblend = false;
+#else
+               // do both in one pass if possible
+               if (r_textureunits.integer >= 2 && gl_combine.integer)
+               {
+                       dobloomblend = false;
+                       m.texcombinergb[1] = GL_ADD;
+                       m.tex[1] = R_GetTexture(r_bloom_texture_bloom);
+                       m.pointer_texcoord[1] = varray_texcoord2f[1];
+               }
+               else
+                       dobloomblend = true;
+#endif
+               R_Mesh_State(&m);
+               GL_BlendFunc(GL_ONE, GL_ZERO);
+               GL_Color(1,1,1,1);
+               R_Mesh_Draw(0, 4, 2, polygonelements);
+               c_bloomdraws++;
+               c_bloomdrawpixels += r_view_width * r_view_height;
+               // now blend on the bloom texture if multipass
+               if (dobloomblend)
+               {
+                       memset(&m, 0, sizeof(m));
+                       m.pointer_vertex = varray_vertex3f;
+                       m.tex[0] = R_GetTexture(r_bloom_texture_bloom);
+                       m.pointer_texcoord[0] = varray_texcoord2f[1];
+                       R_Mesh_State(&m);
+                       GL_BlendFunc(GL_ONE, GL_ONE);
+                       GL_Color(1,1,1,1);
+                       R_Mesh_Draw(0, 4, 2, polygonelements);
+                       c_bloomdraws++;
+                       c_bloomdrawpixels += r_view_width * r_view_height;
+               }
        }
-
-       // don't allow cheats in multiplayer
-       if (!cl.islocalgame && cl.worldmodel)
+       if (r_refdef.viewblend[3] >= 0.01f)
        {
-               if (r_fullbright.integer != 0)
-                       Cvar_Set ("r_fullbright", "0");
-               if (r_ambient.value != 0)
-                       Cvar_Set ("r_ambient", "0");
+               // apply a color tint to the whole view
+               memset(&m, 0, sizeof(m));
+               m.pointer_vertex = varray_vertex3f;
+               R_Mesh_State(&m);
+               GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+               GL_Color(r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);
+               R_Mesh_Draw(0, 4, 2, polygonelements);
        }
-
-       R_Textures_Frame();
-       R_UpdateFog();
-       R_UpdateLights();
 }
 
 void R_RenderScene(void);
 
+matrix4x4_t r_waterscrollmatrix;
+
 /*
 ================
 R_RenderView
@@ -614,26 +1019,34 @@ R_RenderView
 */
 void R_RenderView(void)
 {
-       if (!r_refdef.entities/* || !cl.worldmodel*/)
+       if (!r_refdef.entities/* || !r_refdef.worldmodel*/)
                return; //Host_Error ("R_RenderView: NULL worldmodel");
-       
-       r_view_width = bound(0, r_refdef.width, vid.realwidth);
-       r_view_height = bound(0, r_refdef.height, vid.realheight);
+
+       r_view_width = bound(0, r_refdef.width, vid.width);
+       r_view_height = bound(0, r_refdef.height, vid.height);
        r_view_depth = 1;
-       r_view_x = bound(0, r_refdef.x, vid.realwidth - r_refdef.width);
-       r_view_y = bound(0, r_refdef.y, vid.realheight - r_refdef.height);
+       r_view_x = bound(0, r_refdef.x, vid.width - r_refdef.width);
+       r_view_y = bound(0, r_refdef.y, vid.height - r_refdef.height);
        r_view_z = 0;
        r_view_fov_x = bound(1, r_refdef.fov_x, 170);
        r_view_fov_y = bound(1, r_refdef.fov_y, 170);
        r_view_matrix = r_refdef.viewentitymatrix;
        GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 1);
+       r_rtworld = r_shadow_realtime_world.integer;
+       r_rtworldshadows = r_shadow_realtime_world_shadows.integer && gl_stencil;
+       r_rtdlight = (r_shadow_realtime_world.integer || r_shadow_realtime_dlight.integer) && !gl_flashblend.integer;
+       r_rtdlightshadows = r_rtdlight && (r_rtworld ? r_shadow_realtime_world_dlightshadows.integer : r_shadow_realtime_dlight_shadows.integer) && gl_stencil;
+       r_lightmapintensity = r_rtworld ? r_shadow_realtime_world_lightmaps.value : 1;
 
        // GL is weird because it's bottom to top, r_view_y is top to bottom
-       qglViewport(r_view_x, vid.realheight - (r_view_y + r_view_height), r_view_width, r_view_height);
+       qglViewport(r_view_x, vid.height - (r_view_y + r_view_height), r_view_width, r_view_height);
        GL_Scissor(r_view_x, r_view_y, r_view_width, r_view_height);
        GL_ScissorTest(true);
        GL_DepthMask(true);
        R_ClearScreen();
+       R_Textures_Frame();
+       R_UpdateFog();
+       R_UpdateLights();
        R_TimeReport("setup");
 
        qglDepthFunc(GL_LEQUAL);
@@ -647,57 +1060,54 @@ void R_RenderView(void)
 
        R_BlendView();
        R_TimeReport("blendview");
-       
-       GL_Scissor(0, 0, vid.realwidth, vid.realheight);
+
+       GL_Scissor(0, 0, vid.width, vid.height);
        GL_ScissorTest(false);
 }
 
 extern void R_DrawLightningBeams (void);
 void R_RenderScene(void)
 {
-       entity_render_t *world;
-       
        // don't let sound skip if going slow
-       if (!intimerefresh && !r_speeds.integer)
+       if (r_refdef.extraupdate)
                S_ExtraUpdate ();
 
        r_framecount++;
 
+       R_MeshQueue_BeginScene();
+
        GL_ShowTrisColor(0.05, 0.05, 0.05, 1);
 
        R_SetFrustum();
 
        r_farclip = R_FarClip(r_vieworigin, r_viewforward, 768.0f) + 256.0f;
-       if (gl_stencil && (r_shadow_realtime_world.integer || (r_shadow_realtime_dlight.integer && r_shadow_realtime_dlight_shadows.integer)))
+       if (r_rtworldshadows || r_rtdlightshadows)
                GL_SetupView_Mode_PerspectiveInfiniteFarClip(r_view_fov_x, r_view_fov_y, 1.0f);
        else
                GL_SetupView_Mode_Perspective(r_view_fov_x, r_view_fov_y, 1.0f, r_farclip);
 
        GL_SetupView_Orientation_FromEntity(&r_view_matrix);
 
+       Matrix4x4_CreateTranslate(&r_waterscrollmatrix, sin(r_refdef.time) * 0.025 * r_waterscroll.value, sin(r_refdef.time * 0.8f) * 0.025 * r_waterscroll.value, 0);
+
        R_SkyStartFrame();
 
-       if (cl.worldmodel && cl.worldmodel->brush.FatPVS)
-               cl.worldmodel->brush.FatPVS(cl.worldmodel, r_vieworigin, 2, r_pvsbits, sizeof(r_pvsbits));
-       world = &cl_entities[0].render;
-       R_WorldVisibility(world);
+       R_WorldVisibility();
        R_TimeReport("worldvis");
 
        R_MarkEntities();
        R_TimeReport("markentity");
 
-       R_MeshQueue_BeginScene();
-
        R_Shadow_UpdateWorldLightSelection();
 
        // don't let sound skip if going slow
-       if (!intimerefresh && !r_speeds.integer)
+       if (r_refdef.extraupdate)
                S_ExtraUpdate ();
 
        GL_ShowTrisColor(0.025, 0.025, 0, 1);
-       if (world->model && world->model->DrawSky)
+       if (r_refdef.worldmodel && r_refdef.worldmodel->DrawSky)
        {
-               world->model->DrawSky(world);
+               r_refdef.worldmodel->DrawSky(r_refdef.worldentity);
                R_TimeReport("worldsky");
        }
 
@@ -705,14 +1115,14 @@ void R_RenderScene(void)
                R_TimeReport("bmodelsky");
 
        GL_ShowTrisColor(0.05, 0.05, 0.05, 1);
-       if (world->model && world->model->Draw)
+       if (r_refdef.worldmodel && r_refdef.worldmodel->Draw)
        {
-               world->model->Draw(world);
+               r_refdef.worldmodel->Draw(r_refdef.worldentity);
                R_TimeReport("world");
        }
 
        // don't let sound skip if going slow
-       if (!intimerefresh && !r_speeds.integer)
+       if (r_refdef.extraupdate)
                S_ExtraUpdate ();
 
        GL_ShowTrisColor(0, 0.015, 0, 1);
@@ -721,7 +1131,7 @@ void R_RenderScene(void)
        R_TimeReport("models");
 
        // don't let sound skip if going slow
-       if (!intimerefresh && !r_speeds.integer)
+       if (r_refdef.extraupdate)
                S_ExtraUpdate ();
 
        GL_ShowTrisColor(0, 0, 0.033, 1);
@@ -729,7 +1139,7 @@ void R_RenderScene(void)
        R_TimeReport("rtlights");
 
        // don't let sound skip if going slow
-       if (!intimerefresh && !r_speeds.integer)
+       if (r_refdef.extraupdate)
                S_ExtraUpdate ();
 
        GL_ShowTrisColor(0.1, 0, 0, 1);
@@ -755,16 +1165,16 @@ void R_RenderScene(void)
        R_MeshQueue_Render();
        R_MeshQueue_EndScene();
 
-       if (r_shadow_visiblevolumes.integer && !r_showtrispass)
+       if ((r_shadow_visiblelighting.integer || r_shadow_visiblevolumes.integer) && !r_showtrispass)
        {
                R_ShadowVolumeLighting(true);
-               R_TimeReport("shadowvolume");
+               R_TimeReport("visiblevolume");
        }
 
        GL_ShowTrisColor(0.05, 0.05, 0.05, 1);
 
        // don't let sound skip if going slow
-       if (!intimerefresh && !r_speeds.integer)
+       if (r_refdef.extraupdate)
                S_ExtraUpdate ();
 }
 
@@ -867,7 +1277,7 @@ void R_DrawNoModelCallback(const void *calldata1, int calldata2)
                GL_BlendFunc(GL_ONE, GL_ZERO);
                GL_DepthMask(true);
        }
-       GL_DepthTest(true);
+       GL_DepthTest(!(ent->effects & EF_NODEPTHTEST));
        if (fogenabled)
        {
                memcpy(color4f, nomodelcolor4f, sizeof(float[6*4]));
@@ -893,13 +1303,13 @@ void R_DrawNoModelCallback(const void *calldata1, int calldata2)
        else
                m.pointer_color = nomodelcolor4f;
        R_Mesh_State(&m);
-       R_Mesh_Draw(6, 8, nomodelelements);
+       R_Mesh_Draw(0, 6, 8, nomodelelements);
 }
 
 void R_DrawNoModel(entity_render_t *ent)
 {
        //if ((ent->effects & EF_ADDITIVE) || (ent->alpha < 1))
-               R_MeshQueue_AddTransparent(ent->origin, R_DrawNoModelCallback, ent, 0);
+               R_MeshQueue_AddTransparent(ent->effects & EF_NODEPTHTEST ? r_vieworigin : ent->origin, R_DrawNoModelCallback, ent, 0);
        //else
        //      R_DrawNoModelCallback(ent, 0);
 }
@@ -909,17 +1319,16 @@ void R_CalcBeam_Vertex3f (float *vert, const vec3_t org1, const vec3_t org2, flo
        vec3_t right1, right2, diff, normal;
 
        VectorSubtract (org2, org1, normal);
-       VectorNormalizeFast (normal);
 
        // calculate 'right' vector for start
        VectorSubtract (r_vieworigin, org1, diff);
-       VectorNormalizeFast (diff);
        CrossProduct (normal, diff, right1);
+       VectorNormalize (right1);
 
        // calculate 'right' vector for end
        VectorSubtract (r_vieworigin, org2, diff);
-       VectorNormalizeFast (diff);
        CrossProduct (normal, diff, right2);
+       VectorNormalize (right2);
 
        vert[ 0] = org1[0] + width * right1[0];
        vert[ 1] = org1[1] + width * right1[1];
@@ -972,6 +1381,1074 @@ void R_DrawSprite(int blendfunc1, int blendfunc2, rtexture_t *texture, int depth
        m.pointer_vertex = varray_vertex3f;
        R_Mesh_State(&m);
        GL_Color(cr, cg, cb, ca);
-       R_Mesh_Draw(4, 2, polygonelements);
+       R_Mesh_Draw(0, 4, 2, polygonelements);
+}
+
+int R_Mesh_AddVertex3f(rmesh_t *mesh, const float *v)
+{
+       int i;
+       float *vertex3f;
+       for (i = 0, vertex3f = mesh->vertex3f;i < mesh->numvertices;i++, vertex3f += 3)
+               if (VectorDistance2(v, vertex3f) < mesh->epsilon2)
+                       break;
+       if (i == mesh->numvertices)
+       {
+               if (mesh->numvertices < mesh->maxvertices)
+               {
+                       VectorCopy(v, vertex3f);
+                       mesh->numvertices++;
+               }
+               return mesh->numvertices;
+       }
+       else
+               return i;
+}
+
+void R_Mesh_AddPolygon3f(rmesh_t *mesh, int numvertices, float *vertex3f)
+{
+       int i;
+       int *e, element[3];
+       element[0] = R_Mesh_AddVertex3f(mesh, vertex3f);vertex3f += 3;
+       element[1] = R_Mesh_AddVertex3f(mesh, vertex3f);vertex3f += 3;
+       e = mesh->element3i + mesh->numtriangles * 3;
+       for (i = 0;i < numvertices - 2;i++, vertex3f += 3)
+       {
+               element[2] = R_Mesh_AddVertex3f(mesh, vertex3f);
+               if (mesh->numtriangles < mesh->maxtriangles)
+               {
+                       *e++ = element[0];
+                       *e++ = element[1];
+                       *e++ = element[2];
+                       mesh->numtriangles++;
+               }
+               element[1] = element[2];
+       }
+}
+
+void R_Mesh_AddBrushMeshFromPlanes(rmesh_t *mesh, int numplanes, mplane_t *planes)
+{
+       int planenum, planenum2;
+       int w;
+       int tempnumpoints;
+       mplane_t *plane, *plane2;
+       float temppoints[2][256*3];
+       for (planenum = 0, plane = planes;planenum < numplanes;planenum++, plane++)
+       {
+               w = 0;
+               tempnumpoints = 4;
+               PolygonF_QuadForPlane(temppoints[w], plane->normal[0], plane->normal[1], plane->normal[2], plane->normal[3], 1024.0*1024.0*1024.0);
+               for (planenum2 = 0, plane2 = planes;planenum2 < numplanes && tempnumpoints >= 3;planenum2++, plane2++)
+               {
+                       if (planenum2 == planenum)
+                               continue;
+                       PolygonF_Divide(tempnumpoints, temppoints[w], plane2->normal[0], plane2->normal[1], plane2->normal[2], plane2->dist, 1.0/32.0, 0, NULL, NULL, 256, temppoints[!w], &tempnumpoints);
+                       w = !w;
+               }
+               if (tempnumpoints < 3)
+                       continue;
+               // generate elements forming a triangle fan for this polygon
+               R_Mesh_AddPolygon3f(mesh, tempnumpoints, temppoints[w]);
+       }
+}
+
+void R_UpdateTextureInfo(const entity_render_t *ent, texture_t *t)
+{
+       texture_t *texture = t;
+       model_t *model = ent->model;
+       int s = ent->skinnum;
+       if ((unsigned int)s >= (unsigned int)model->numskins)
+               s = 0;
+       if (s >= 1)
+               c_models++;
+       if (model->skinscenes)
+       {
+               if (model->skinscenes[s].framecount > 1)
+                       s = model->skinscenes[s].firstframe + (unsigned int) (r_refdef.time * model->skinscenes[s].framerate) % model->skinscenes[s].framecount;
+               else
+                       s = model->skinscenes[s].firstframe;
+       }
+       if (s > 0)
+               t = t + s * model->num_surfaces;
+       if (t->animated)
+               t = t->anim_frames[ent->frame != 0][(t->anim_total[ent->frame != 0] >= 2) ? ((int)(r_refdef.time * 5.0f) % t->anim_total[ent->frame != 0]) : 0];
+       texture->currentframe = t;
+       t->currentmaterialflags = t->basematerialflags;
+       t->currentalpha = ent->alpha;
+       if (t->basematerialflags & MATERIALFLAG_WATERALPHA)
+               t->currentalpha *= r_wateralpha.value;
+       if (!(ent->flags & RENDER_LIGHT))
+               t->currentmaterialflags |= MATERIALFLAG_FULLBRIGHT;
+       if (ent->effects & EF_ADDITIVE)
+               t->currentmaterialflags |= MATERIALFLAG_ADD | MATERIALFLAG_TRANSPARENT;
+       else if (t->currentalpha < 1)
+               t->currentmaterialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_TRANSPARENT;
+       if (ent->effects & EF_NODEPTHTEST)
+               t->currentmaterialflags |= MATERIALFLAG_NODEPTHTEST;
+}
+
+void R_UpdateAllTextureInfo(entity_render_t *ent)
+{
+       int i;
+       if (ent->model)
+               for (i = 0;i < ent->model->num_textures;i++)
+                       R_UpdateTextureInfo(ent, ent->model->data_textures + i);
+}
+
+float *rsurface_vertex3f;
+float *rsurface_svector3f;
+float *rsurface_tvector3f;
+float *rsurface_normal3f;
+float *rsurface_lightmapcolor4f;
+
+void RSurf_SetVertexPointer(const entity_render_t *ent, const texture_t *texture, const msurface_t *surface, const vec3_t modelorg)
+{
+       int i, j;
+       float center[3], forward[3], right[3], up[3], v[4][3];
+       matrix4x4_t matrix1, imatrix1;
+       if ((ent->frameblend[0].lerp != 1 || ent->frameblend[0].frame != 0) && (surface->groupmesh->data_morphvertex3f || surface->groupmesh->data_vertexboneweights))
+       {
+               rsurface_vertex3f = varray_vertex3f;
+               rsurface_svector3f = NULL;
+               rsurface_tvector3f = NULL;
+               rsurface_normal3f = NULL;
+               Mod_Alias_GetMesh_Vertex3f(ent->model, ent->frameblend, surface->groupmesh, rsurface_vertex3f);
+       }
+       else
+       {
+               rsurface_vertex3f = surface->groupmesh->data_vertex3f;
+               rsurface_svector3f = surface->groupmesh->data_svector3f;
+               rsurface_tvector3f = surface->groupmesh->data_tvector3f;
+               rsurface_normal3f = surface->groupmesh->data_normal3f;
+       }
+       if (texture->textureflags & Q3TEXTUREFLAG_AUTOSPRITE2)
+       {
+               if (!rsurface_svector3f)
+               {
+                       rsurface_svector3f = varray_svector3f;
+                       rsurface_tvector3f = varray_tvector3f;
+                       rsurface_normal3f = varray_normal3f;
+                       Mod_BuildTextureVectorsAndNormals(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, rsurface_vertex3f, surface->groupmesh->data_texcoordtexture2f, surface->groupmesh->data_element3i + surface->num_firsttriangle * 3, rsurface_svector3f, rsurface_tvector3f, rsurface_normal3f);
+               }
+               // a single autosprite surface can contain multiple sprites...
+               VectorClear(forward);
+               VectorClear(right);
+               VectorSet(up, 0, 0, 1);
+               for (j = 0;j < surface->num_vertices - 3;j += 4)
+               {
+                       VectorClear(center);
+                       for (i = 0;i < 4;i++)
+                               VectorAdd(center, (rsurface_vertex3f + 3 * surface->num_firstvertex) + (j+i) * 3, center);
+                       VectorScale(center, 0.25f, center);
+                       // FIXME: calculate vectors from triangle edges instead of using texture vectors as an easy way out?
+                       Matrix4x4_FromVectors(&matrix1, (rsurface_normal3f + 3 * surface->num_firstvertex) + j*3, (rsurface_svector3f + 3 * surface->num_firstvertex) + j*3, (rsurface_tvector3f + 3 * surface->num_firstvertex) + j*3, center);
+                       Matrix4x4_Invert_Simple(&imatrix1, &matrix1);
+                       for (i = 0;i < 4;i++)
+                               Matrix4x4_Transform(&imatrix1, (rsurface_vertex3f + 3 * surface->num_firstvertex) + (j+i)*3, v[i]);
+                       forward[0] = modelorg[0] - center[0];
+                       forward[1] = modelorg[1] - center[1];
+                       VectorNormalize(forward);
+                       right[0] = forward[1];
+                       right[1] = -forward[0];
+                       for (i = 0;i < 4;i++)
+                               VectorMAMAMAM(1, center, v[i][0], forward, v[i][1], right, v[i][2], up, varray_vertex3f + (surface->num_firstvertex+i+j) * 3);
+               }
+               rsurface_vertex3f = varray_vertex3f;
+               rsurface_svector3f = NULL;
+               rsurface_tvector3f = NULL;
+               rsurface_normal3f = NULL;
+       }
+       else if (texture->textureflags & Q3TEXTUREFLAG_AUTOSPRITE)
+       {
+               if (!rsurface_svector3f)
+               {
+                       rsurface_svector3f = varray_svector3f;
+                       rsurface_tvector3f = varray_tvector3f;
+                       rsurface_normal3f = varray_normal3f;
+                       Mod_BuildTextureVectorsAndNormals(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, rsurface_vertex3f, surface->groupmesh->data_texcoordtexture2f, surface->groupmesh->data_element3i + surface->num_firsttriangle * 3, rsurface_svector3f, rsurface_tvector3f, rsurface_normal3f);
+               }
+               Matrix4x4_Transform(&ent->inversematrix, r_viewforward, forward);
+               Matrix4x4_Transform(&ent->inversematrix, r_viewright, right);
+               Matrix4x4_Transform(&ent->inversematrix, r_viewup, up);
+               // a single autosprite surface can contain multiple sprites...
+               for (j = 0;j < surface->num_vertices - 3;j += 4)
+               {
+                       VectorClear(center);
+                       for (i = 0;i < 4;i++)
+                               VectorAdd(center, (rsurface_vertex3f + 3 * surface->num_firstvertex) + (j+i) * 3, center);
+                       VectorScale(center, 0.25f, center);
+                       // FIXME: calculate vectors from triangle edges instead of using texture vectors as an easy way out?
+                       Matrix4x4_FromVectors(&matrix1, (rsurface_normal3f + 3 * surface->num_firstvertex) + j*3, (rsurface_svector3f + 3 * surface->num_firstvertex) + j*3, (rsurface_tvector3f + 3 * surface->num_firstvertex) + j*3, center);
+                       Matrix4x4_Invert_Simple(&imatrix1, &matrix1);
+                       for (i = 0;i < 4;i++)
+                               Matrix4x4_Transform(&imatrix1, (rsurface_vertex3f + 3 * surface->num_firstvertex) + (j+i)*3, v[i]);
+                       for (i = 0;i < 4;i++)
+                               VectorMAMAMAM(1, center, v[i][0], forward, v[i][1], right, v[i][2], up, varray_vertex3f + (surface->num_firstvertex+i+j) * 3);
+               }
+               rsurface_vertex3f = varray_vertex3f;
+               rsurface_svector3f = NULL;
+               rsurface_tvector3f = NULL;
+               rsurface_normal3f = NULL;
+       }
+       R_Mesh_VertexPointer(rsurface_vertex3f);
+}
+
+void RSurf_SetColorPointer(const entity_render_t *ent, const msurface_t *surface, const vec3_t modelorg, float r, float g, float b, float a, qboolean lightmodel, qboolean vertexlight, qboolean applycolor, qboolean applyfog)
+{
+       int i;
+       float f;
+       float *v, *c, *c2;
+       vec3_t diff;
+       if (lightmodel)
+       {
+               vec4_t ambientcolor4f;
+               vec3_t diffusecolor;
+               vec3_t diffusenormal;
+               if (R_LightModel(ambientcolor4f, diffusecolor, diffusenormal, ent, r, g, b, a, false))
+               {
+                       rsurface_lightmapcolor4f = varray_color4f;
+                       if (rsurface_normal3f == NULL)
+                       {
+                               rsurface_normal3f = varray_normal3f;
+                               Mod_BuildNormals(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, rsurface_vertex3f, surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle, rsurface_normal3f);
+                       }
+                       R_LightModel_CalcVertexColors(ambientcolor4f, diffusecolor, diffusenormal, surface->groupmesh->num_vertices, rsurface_vertex3f + 3 * surface->num_firstvertex, rsurface_normal3f + 3 * surface->num_firstvertex, rsurface_lightmapcolor4f + 4 * surface->num_firstvertex);
+                       r = 1;
+                       g = 1;
+                       b = 1;
+                       a = 1;
+                       applycolor = false;
+               }
+               else
+               {
+                       r = ambientcolor4f[0];
+                       g = ambientcolor4f[1];
+                       b = ambientcolor4f[2];
+                       a = ambientcolor4f[3];
+                       rsurface_lightmapcolor4f = NULL;
+               }
+       }
+       else if (vertexlight)
+       {
+               if (surface->lightmapinfo)
+               {
+                       rsurface_lightmapcolor4f = varray_color4f;
+                       for (i = 0, c = rsurface_lightmapcolor4f + 4 * surface->num_firstvertex;i < surface->num_vertices;i++, c += 4)
+                       {
+                               const qbyte *lm = surface->lightmapinfo->samples + (surface->groupmesh->data_lightmapoffsets + surface->num_firstvertex)[i];
+                               float scale = d_lightstylevalue[surface->lightmapinfo->styles[0]] * (1.0f / 32768.0f);
+                               VectorScale(lm, scale, c);
+                               if (surface->lightmapinfo->styles[1] != 255)
+                               {
+                                       int size3 = ((surface->lightmapinfo->extents[0]>>4)+1)*((surface->lightmapinfo->extents[1]>>4)+1)*3;
+                                       lm += size3;
+                                       scale = d_lightstylevalue[surface->lightmapinfo->styles[1]] * (1.0f / 32768.0f);
+                                       VectorMA(c, scale, lm, c);
+                                       if (surface->lightmapinfo->styles[2] != 255)
+                                       {
+                                               lm += size3;
+                                               scale = d_lightstylevalue[surface->lightmapinfo->styles[2]] * (1.0f / 32768.0f);
+                                               VectorMA(c, scale, lm, c);
+                                               if (surface->lightmapinfo->styles[3] != 255)
+                                               {
+                                                       lm += size3;
+                                                       scale = d_lightstylevalue[surface->lightmapinfo->styles[3]] * (1.0f / 32768.0f);
+                                                       VectorMA(c, scale, lm, c);
+                                               }
+                                       }
+                               }
+                       }
+               }
+               else
+                       rsurface_lightmapcolor4f = surface->groupmesh->data_lightmapcolor4f;
+       }
+       else
+               rsurface_lightmapcolor4f = NULL;
+       if (applyfog)
+       {
+               if (rsurface_lightmapcolor4f)
+               {
+                       for (i = 0, v = (rsurface_vertex3f + 3 * surface->num_firstvertex), c = (rsurface_lightmapcolor4f + 4 * surface->num_firstvertex), c2 = (varray_color4f + 4 * surface->num_firstvertex);i < surface->num_vertices;i++, v += 3, c += 4, c2 += 4)
+                       {
+                               VectorSubtract(v, modelorg, diff);
+                               f = 1 - exp(fogdensity/DotProduct(diff, diff));
+                               c2[0] = c[0] * f;
+                               c2[1] = c[1] * f;
+                               c2[2] = c[2] * f;
+                               c2[3] = c[3];
+                       }
+               }
+               else
+               {
+                       for (i = 0, v = (rsurface_vertex3f + 3 * surface->num_firstvertex), c2 = (varray_color4f + 4 * surface->num_firstvertex);i < surface->num_vertices;i++, v += 3, c2 += 4)
+                       {
+                               VectorSubtract(v, modelorg, diff);
+                               f = 1 - exp(fogdensity/DotProduct(diff, diff));
+                               c2[0] = f;
+                               c2[1] = f;
+                               c2[2] = f;
+                               c2[3] = 1;
+                       }
+               }
+               rsurface_lightmapcolor4f = varray_color4f;
+       }
+       if (applycolor && rsurface_lightmapcolor4f)
+       {
+               for (i = 0, c = (rsurface_lightmapcolor4f + 4 * surface->num_firstvertex), c2 = (varray_color4f + 4 * surface->num_firstvertex);i < surface->num_vertices;i++, c += 4, c2 += 4)
+               {
+                       c2[0] = c[0] * r;
+                       c2[1] = c[1] * g;
+                       c2[2] = c[2] * b;
+                       c2[3] = c[3] * a;
+               }
+       }
+       R_Mesh_ColorPointer(rsurface_lightmapcolor4f);
+       GL_Color(r, g, b, a);
+}
+
+
+static void R_DrawTextureSurfaceList(const entity_render_t *ent, texture_t *texture, int texturenumsurfaces, const msurface_t **texturesurfacelist, const vec3_t modelorg)
+{
+       int i;
+       int texturesurfaceindex;
+       const float *v;
+       float *c;
+       float diff[3];
+       float colorpants[3], colorshirt[3];
+       float f, r, g, b, a, colorscale;
+       const msurface_t *surface;
+       qboolean dolightmap;
+       qboolean doambient;
+       qboolean dodetail;
+       qboolean doglow;
+       qboolean dofogpass;
+       qboolean fogallpasses;
+       qboolean waterscrolling;
+       qboolean dopants;
+       qboolean doshirt;
+       qboolean dofullbrightpants;
+       qboolean dofullbrightshirt;
+       qboolean applycolor;
+       qboolean lightmodel = false;
+       rtexture_t *basetexture;
+       rmeshstate_t m;
+       if (texture->currentmaterialflags & MATERIALFLAG_NODRAW)
+               return;
+       c_faces += texturenumsurfaces;
+       // FIXME: identify models using a better check than ent->model->shadowmesh
+       if (!(ent->effects & EF_FULLBRIGHT) && !ent->model->brush.shadowmesh)
+               lightmodel = true;
+       // gl_lightmaps debugging mode skips normal texturing
+       if (gl_lightmaps.integer)
+       {
+               GL_BlendFunc(GL_ONE, GL_ZERO);
+               GL_DepthMask(true);
+               GL_DepthTest(true);
+               qglDisable(GL_CULL_FACE);
+               GL_Color(1, 1, 1, 1);
+               memset(&m, 0, sizeof(m));
+               R_Mesh_State(&m);
+               for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+               {
+                       surface = texturesurfacelist[texturesurfaceindex];
+                       R_Mesh_TexBind(0, R_GetTexture(surface->lightmaptexture));
+                       R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordlightmap2f);
+                       RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                       RSurf_SetColorPointer(ent, surface, modelorg, 1, 1, 1, 1, lightmodel, !surface->lightmaptexture, false, false);
+                       GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                       R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                       GL_LockArrays(0, 0);
+               }
+               qglEnable(GL_CULL_FACE);
+               return;
+       }
+       GL_DepthTest(!(texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST));
+       GL_DepthMask(!(texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT));
+       if (texture->currentmaterialflags & MATERIALFLAG_ADD)
+               GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+       else if (texture->currentmaterialflags & MATERIALFLAG_ALPHA)
+               GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+       else
+               GL_BlendFunc(GL_ONE, GL_ZERO);
+       // water waterscrolling in texture matrix
+       waterscrolling = (texture->currentmaterialflags & MATERIALFLAG_WATER) && r_waterscroll.value != 0;
+       if (texture->textureflags & Q3TEXTUREFLAG_TWOSIDED)
+               qglDisable(GL_CULL_FACE);
+       if (texture->currentmaterialflags & MATERIALFLAG_SKY)
+       {
+               if (skyrendernow)
+               {
+                       skyrendernow = false;
+                       if (skyrendermasked)
+                               R_Sky();
+               }
+               // LordHavoc: HalfLife maps have freaky skypolys...
+               //if (!ent->model->brush.ishlbsp)
+               {
+                       R_Mesh_Matrix(&ent->matrix);
+                       GL_Color(fogcolor[0], fogcolor[1], fogcolor[2], 1);
+                       if (skyrendermasked)
+                       {
+                               // depth-only (masking)
+                               GL_ColorMask(0,0,0,0);
+                               // just to make sure that braindead drivers don't draw anything
+                               // despite that colormask...
+                               GL_BlendFunc(GL_ZERO, GL_ONE);
+                       }
+                       else
+                       {
+                               // fog sky
+                               GL_BlendFunc(GL_ONE, GL_ZERO);
+                       }
+                       GL_DepthMask(true);
+                       GL_DepthTest(true);
+                       memset(&m, 0, sizeof(m));
+                       R_Mesh_State(&m);
+                       for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                       {
+                               surface = texturesurfacelist[texturesurfaceindex];
+                               RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                               GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                               R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                               GL_LockArrays(0, 0);
+                       }
+                       GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 1);
+               }
+       }
+       else if ((texture->currentmaterialflags & MATERIALFLAG_WATER) && r_watershader.value && gl_textureshader && !texture->skin.glow && !fogenabled && ent->colormod[0] == 1 && ent->colormod[1] == 1 && ent->colormod[2] == 1)
+       {
+               // NVIDIA Geforce3 distortion texture shader on water
+               float args[4] = {0.05f,0,0,0.04f};
+               memset(&m, 0, sizeof(m));
+               m.tex[0] = R_GetTexture(r_texture_distorttexture[(int)(r_refdef.time * 16)&63]);
+               m.tex[1] = R_GetTexture(texture->skin.base);
+               m.texcombinergb[0] = GL_REPLACE;
+               m.texcombinergb[1] = GL_REPLACE;
+               Matrix4x4_CreateFromQuakeEntity(&m.texmatrix[0], 0, 0, 0, 0, 0, 0, r_watershader.value);
+               m.texmatrix[1] = r_waterscrollmatrix;
+               R_Mesh_State(&m);
+
+               GL_Color(1, 1, 1, texture->currentalpha);
+               GL_ActiveTexture(0);
+               qglTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_2D);
+               GL_ActiveTexture(1);
+               qglTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_OFFSET_TEXTURE_2D_NV);
+               qglTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB);
+               qglTexEnvfv(GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_MATRIX_NV, &args[0]);
+               qglEnable(GL_TEXTURE_SHADER_NV);
+
+               for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+               {
+                       surface = texturesurfacelist[texturesurfaceindex];
+                       RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                       R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordtexture2f);
+                       R_Mesh_TexCoordPointer(1, 2, surface->groupmesh->data_texcoordtexture2f);
+                       GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                       R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                       GL_LockArrays(0, 0);
+               }
+
+               qglDisable(GL_TEXTURE_SHADER_NV);
+               qglTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_2D);
+               GL_ActiveTexture(0);
+       }
+       else if (texture->currentmaterialflags & (MATERIALFLAG_WATER | MATERIALFLAG_WALL))
+       {
+               // normal surface (wall or water)
+               dolightmap = !(texture->currentmaterialflags & MATERIALFLAG_FULLBRIGHT);
+               doambient = r_ambient.value >= (1/64.0f);
+               dodetail = r_detailtextures.integer && texture->skin.detail != NULL && !(texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT);
+               doglow = texture->skin.glow != NULL;
+               dofogpass = fogenabled && !(texture->currentmaterialflags & MATERIALFLAG_ADD);
+               fogallpasses = fogenabled && !(texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT);
+               if (ent->colormap >= 0)
+               {
+                       int b;
+                       qbyte *bcolor;
+                       basetexture = texture->skin.base;
+                       dopants = texture->skin.pants != NULL;
+                       doshirt = texture->skin.shirt != NULL;
+                       // 128-224 are backwards ranges
+                       b = (ent->colormap & 0xF) << 4;b += (b >= 128 && b < 224) ? 4 : 12;
+                       dofullbrightpants = b >= 224;
+                       bcolor = (qbyte *) (&palette_complete[b]);
+                       VectorScale(bcolor, (1.0f / 255.0f), colorpants);
+                       // 128-224 are backwards ranges
+                       b = (ent->colormap & 0xF0);b += (b >= 128 && b < 224) ? 4 : 12;
+                       dofullbrightshirt = b >= 224;
+                       bcolor = (qbyte *) (&palette_complete[b]);
+                       VectorScale(bcolor, (1.0f / 255.0f), colorshirt);
+               }
+               else
+               {
+                       basetexture = texture->skin.merged ? texture->skin.merged : texture->skin.base;
+                       dopants = false;
+                       doshirt = false;
+                       dofullbrightshirt = false;
+                       dofullbrightpants = false;
+               }
+               if (dolightmap && r_textureunits.integer >= 2 && gl_combine.integer)
+               {
+                       memset(&m, 0, sizeof(m));
+                       m.tex[1] = R_GetTexture(basetexture);
+                       if (waterscrolling)
+                               m.texmatrix[1] = r_waterscrollmatrix;
+                       m.texrgbscale[1] = 2;
+                       m.pointer_color = varray_color4f;
+                       R_Mesh_State(&m);
+                       // transparent is not affected by r_lightmapintensity
+                       if (!(texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT))
+                               colorscale = r_lightmapintensity;
+                       else
+                               colorscale = 1;
+                       r = ent->colormod[0] * colorscale;
+                       g = ent->colormod[1] * colorscale;
+                       b = ent->colormod[2] * colorscale;
+                       a = texture->currentalpha;
+                       // q3bsp has no lightmap updates, so the lightstylevalue that
+                       // would normally be baked into the lightmaptexture must be
+                       // applied to the color
+                       if (ent->model->brushq3.data_lightmaps)
+                       {
+                               float scale = d_lightstylevalue[0] * (1.0f / 128.0f);
+                               r *= scale;
+                               g *= scale;
+                               b *= scale;
+                       }
+                       applycolor = r != 1 || g != 1 || b != 1 || a != 1;
+                       for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                       {
+                               surface = texturesurfacelist[texturesurfaceindex];
+                               RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                               R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordlightmap2f);
+                               R_Mesh_TexCoordPointer(1, 2, surface->groupmesh->data_texcoordtexture2f);
+                               if (surface->lightmaptexture)
+                                       R_Mesh_TexBind(0, R_GetTexture(surface->lightmaptexture));
+                               else
+                                       R_Mesh_TexBind(0, R_GetTexture(r_texture_white));
+                               RSurf_SetColorPointer(ent, surface, modelorg, r, g, b, a, lightmodel, !surface->lightmaptexture, applycolor, fogallpasses);
+                               GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                               R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                               GL_LockArrays(0, 0);
+                       }
+               }
+               else if (dolightmap && !(texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT) && !lightmodel)
+               {
+                       // single texture
+                       GL_BlendFunc(GL_ONE, GL_ZERO);
+                       GL_DepthMask(true);
+                       GL_Color(1, 1, 1, 1);
+                       memset(&m, 0, sizeof(m));
+                       R_Mesh_State(&m);
+                       for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                       {
+                               surface = texturesurfacelist[texturesurfaceindex];
+                               RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                               R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordlightmap2f);
+                               if (surface->lightmaptexture)
+                               {
+                                       R_Mesh_TexBind(0, R_GetTexture(surface->lightmaptexture));
+                                       R_Mesh_ColorPointer(NULL);
+                               }
+                               else
+                               {
+                                       R_Mesh_TexBind(0, R_GetTexture(r_texture_white));
+                                       R_Mesh_ColorPointer(surface->groupmesh->data_lightmapcolor4f);
+                               }
+                               GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                               R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                               GL_LockArrays(0, 0);
+                       }
+                       GL_BlendFunc(GL_DST_COLOR, GL_SRC_COLOR);
+                       GL_DepthMask(false);
+                       GL_Color(r_lightmapintensity * ent->colormod[0], r_lightmapintensity * ent->colormod[1], r_lightmapintensity * ent->colormod[2], 1);
+                       memset(&m, 0, sizeof(m));
+                       m.tex[0] = R_GetTexture(basetexture);
+                       if (waterscrolling)
+                               m.texmatrix[0] = r_waterscrollmatrix;
+                       R_Mesh_State(&m);
+                       for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                       {
+                               surface = texturesurfacelist[texturesurfaceindex];
+                               RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                               R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordtexture2f);
+                               GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                               R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                               GL_LockArrays(0, 0);
+                       }
+               }
+               else
+               {
+                       memset(&m, 0, sizeof(m));
+                       m.tex[0] = R_GetTexture(basetexture);
+                       if (waterscrolling)
+                               m.texmatrix[0] = r_waterscrollmatrix;
+                       m.pointer_color = varray_color4f;
+                       colorscale = 2;
+                       if (gl_combine.integer)
+                       {
+                               m.texrgbscale[0] = 2;
+                               colorscale = 1;
+                       }
+                       // transparent is not affected by r_lightmapintensity
+                       if (!(texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT))
+                               colorscale *= r_lightmapintensity;
+                       R_Mesh_State(&m);
+                       r = ent->colormod[0] * colorscale;
+                       g = ent->colormod[1] * colorscale;
+                       b = ent->colormod[2] * colorscale;
+                       a = texture->currentalpha;
+                       if (dolightmap)
+                       {
+                               // q3bsp has no lightmap updates, so the lightstylevalue that
+                               // would normally be baked into the lightmaptexture must be
+                               // applied to the color
+                               if (ent->model->brushq3.data_lightmaps)
+                               {
+                                       float scale = d_lightstylevalue[0] * (1.0f / 128.0f);
+                                       r *= scale;
+                                       g *= scale;
+                                       b *= scale;
+                               }
+                               applycolor = r != 1 || g != 1 || b != 1 || a != 1;
+                               for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                               {
+                                       surface = texturesurfacelist[texturesurfaceindex];
+                                       RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                                       R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordtexture2f);
+                                       RSurf_SetColorPointer(ent, surface, modelorg, r, g, b, a, lightmodel, true, applycolor, fogallpasses);
+                                       GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                                       R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                                       GL_LockArrays(0, 0);
+                               }
+                       }
+                       else
+                       {
+                               applycolor = r != 1 || g != 1 || b != 1 || a != 1;
+                               for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                               {
+                                       surface = texturesurfacelist[texturesurfaceindex];
+                                       RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                                       R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordtexture2f);
+                                       RSurf_SetColorPointer(ent, surface, modelorg, r, g, b, a, false, false, applycolor, fogallpasses);
+                                       GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                                       R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                                       GL_LockArrays(0, 0);
+                               }
+                       }
+               }
+               if (dopants)
+               {
+                       GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+                       memset(&m, 0, sizeof(m));
+                       m.tex[0] = R_GetTexture(texture->skin.pants);
+                       if (waterscrolling)
+                               m.texmatrix[0] = r_waterscrollmatrix;
+                       m.pointer_color = varray_color4f;
+                       colorscale = 1;
+                       if (gl_combine.integer)
+                       {
+                               m.texrgbscale[0] = 2;
+                               colorscale *= 0.5f;
+                       }
+                       // transparent is not affected by r_lightmapintensity
+                       if (!(texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT))
+                               colorscale *= r_lightmapintensity;
+                       R_Mesh_State(&m);
+                       r = ent->colormod[0] * colorpants[0] * colorscale;
+                       g = ent->colormod[1] * colorpants[1] * colorscale;
+                       b = ent->colormod[2] * colorpants[2] * colorscale;
+                       a = texture->currentalpha;
+                       if (dolightmap && !dofullbrightpants)
+                       {
+                               // q3bsp has no lightmap updates, so the lightstylevalue that
+                               // would normally be baked into the lightmaptexture must be
+                               // applied to the color
+                               if (ent->model->brushq3.data_lightmaps)
+                               {
+                                       float scale = d_lightstylevalue[0] * (1.0f / 128.0f);
+                                       r *= scale;
+                                       g *= scale;
+                                       b *= scale;
+                               }
+                               applycolor = r != 1 || g != 1 || b != 1 || a != 1;
+                               for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                               {
+                                       surface = texturesurfacelist[texturesurfaceindex];
+                                       RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                                       R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordtexture2f);
+                                       RSurf_SetColorPointer(ent, surface, modelorg, r, g, b, a, lightmodel, true, applycolor, fogallpasses);
+                                       GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                                       R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                                       GL_LockArrays(0, 0);
+                               }
+                       }
+                       else
+                       {
+                               applycolor = r != 1 || g != 1 || b != 1 || a != 1;
+                               for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                               {
+                                       surface = texturesurfacelist[texturesurfaceindex];
+                                       RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                                       R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordtexture2f);
+                                       RSurf_SetColorPointer(ent, surface, modelorg, r, g, b, a, false, false, applycolor, fogallpasses);
+                                       GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                                       R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                                       GL_LockArrays(0, 0);
+                               }
+                       }
+               }
+               if (doshirt)
+               {
+                       GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+                       memset(&m, 0, sizeof(m));
+                       m.tex[0] = R_GetTexture(texture->skin.shirt);
+                       if (waterscrolling)
+                               m.texmatrix[0] = r_waterscrollmatrix;
+                       m.pointer_color = varray_color4f;
+                       colorscale = 1;
+                       if (gl_combine.integer)
+                       {
+                               m.texrgbscale[0] = 2;
+                               colorscale *= 0.5f;
+                       }
+                       // transparent is not affected by r_lightmapintensity
+                       if (!(texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT))
+                               colorscale *= r_lightmapintensity;
+                       R_Mesh_State(&m);
+                       r = ent->colormod[0] * colorshirt[0] * colorscale;
+                       g = ent->colormod[1] * colorshirt[1] * colorscale;
+                       b = ent->colormod[2] * colorshirt[2] * colorscale;
+                       a = texture->currentalpha;
+                       if (dolightmap && !dofullbrightshirt)
+                       {
+                               // q3bsp has no lightmap updates, so the lightstylevalue that
+                               // would normally be baked into the lightmaptexture must be
+                               // applied to the color
+                               if (ent->model->brushq3.data_lightmaps)
+                               {
+                                       float scale = d_lightstylevalue[0] * (1.0f / 128.0f);
+                                       r *= scale;
+                                       g *= scale;
+                                       b *= scale;
+                               }
+                               applycolor = r != 1 || g != 1 || b != 1 || a != 1;
+                               for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                               {
+                                       surface = texturesurfacelist[texturesurfaceindex];
+                                       RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                                       R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordtexture2f);
+                                       RSurf_SetColorPointer(ent, surface, modelorg, r, g, b, a, lightmodel, true, applycolor, fogallpasses);
+                                       GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                                       R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                                       GL_LockArrays(0, 0);
+                               }
+                       }
+                       else
+                       {
+                               applycolor = r != 1 || g != 1 || b != 1 || a != 1;
+                               for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                               {
+                                       surface = texturesurfacelist[texturesurfaceindex];
+                                       RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                                       R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordtexture2f);
+                                       RSurf_SetColorPointer(ent, surface, modelorg, r, g, b, a, false, false, applycolor, fogallpasses);
+                                       GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                                       R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                                       GL_LockArrays(0, 0);
+                               }
+                       }
+               }
+               if (doambient)
+               {
+                       doambient = false;
+                       GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+                       GL_DepthMask(false);
+                       memset(&m, 0, sizeof(m));
+                       m.tex[0] = R_GetTexture(texture->skin.base);
+                       if (waterscrolling)
+                               m.texmatrix[0] = r_waterscrollmatrix;
+                       m.pointer_color = varray_color4f;
+                       colorscale = 1;
+                       if (gl_combine.integer)
+                       {
+                               m.texrgbscale[0] = 2;
+                               colorscale *= 0.5f;
+                       }
+                       R_Mesh_State(&m);
+                       colorscale *= r_ambient.value * (1.0f / 64.0f);
+                       r = ent->colormod[0] * colorscale;
+                       g = ent->colormod[1] * colorscale;
+                       b = ent->colormod[2] * colorscale;
+                       a = texture->currentalpha;
+                       applycolor = r != 1 || g != 1 || b != 1 || a != 1;
+                       for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                       {
+                               surface = texturesurfacelist[texturesurfaceindex];
+                               RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                               R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordtexture2f);
+                               RSurf_SetColorPointer(ent, surface, modelorg, r, g, b, a, false, false, applycolor, fogallpasses);
+                               GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                               R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                               GL_LockArrays(0, 0);
+                       }
+               }
+               if (dodetail)
+               {
+                       GL_BlendFunc(GL_DST_COLOR, GL_SRC_COLOR);
+                       GL_DepthMask(false);
+                       GL_Color(1, 1, 1, 1);
+                       memset(&m, 0, sizeof(m));
+                       m.tex[0] = R_GetTexture(texture->skin.detail);
+                       R_Mesh_State(&m);
+                       for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                       {
+                               surface = texturesurfacelist[texturesurfaceindex];
+                               RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                               R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoorddetail2f);
+                               GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                               R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                               GL_LockArrays(0, 0);
+                       }
+               }
+               if (doglow)
+               {
+                       // if glow was not already done using multitexture, do it now.
+                       GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+                       GL_DepthMask(false);
+                       memset(&m, 0, sizeof(m));
+                       m.tex[0] = R_GetTexture(texture->skin.glow);
+                       if (waterscrolling)
+                               m.texmatrix[0] = r_waterscrollmatrix;
+                       m.pointer_color = varray_color4f;
+                       R_Mesh_State(&m);
+                       colorscale = 1;
+                       r = ent->colormod[0] * colorscale;
+                       g = ent->colormod[1] * colorscale;
+                       b = ent->colormod[2] * colorscale;
+                       a = texture->currentalpha;
+                       applycolor = r != 1 || g != 1 || b != 1 || a != 1;
+                       for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                       {
+                               surface = texturesurfacelist[texturesurfaceindex];
+                               RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                               R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordtexture2f);
+                               RSurf_SetColorPointer(ent, surface, modelorg, r, g, b, a, false, false, applycolor, fogallpasses);
+                               GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                               R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                               GL_LockArrays(0, 0);
+                       }
+               }
+               if (dofogpass)
+               {
+                       // if this is opaque use alpha blend which will darken the earlier
+                       // passes cheaply.
+                       //
+                       // if this is an alpha blended material, all the earlier passes
+                       // were darkened by fog already, so we only need to add the fog
+                       // color ontop through the fog mask texture
+                       //
+                       // if this is an additive blended material, all the earlier passes
+                       // were darkened by fog already, and we should not add fog color
+                       // (because the background was not darkened, there is no fog color
+                       // that was lost behind it).
+                       if (fogallpasses)
+                               GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+                       else
+                               GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+                       GL_DepthMask(false);
+                       memset(&m, 0, sizeof(m));
+                       m.tex[0] = R_GetTexture(texture->skin.fog);
+                       if (waterscrolling)
+                               m.texmatrix[0] = r_waterscrollmatrix;
+                       R_Mesh_State(&m);
+                       r = fogcolor[0];
+                       g = fogcolor[1];
+                       b = fogcolor[2];
+                       a = texture->currentalpha;
+                       applycolor = r != 1 || g != 1 || b != 1 || a != 1;
+                       for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                       {
+                               surface = texturesurfacelist[texturesurfaceindex];
+                               RSurf_SetVertexPointer(ent, texture, surface, modelorg);
+                               R_Mesh_TexCoordPointer(0, 2, surface->groupmesh->data_texcoordtexture2f);
+                               R_Mesh_ColorPointer(varray_color4f);
+                               //RSurf_FogPassColors_Vertex3f_Color4f((surface->groupmesh->data_vertex3f + 3 * surface->num_firstvertex), varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], texture->currentalpha, 1, surface->num_vertices, modelorg);
+                               if (!surface->lightmaptexture && surface->groupmesh->data_lightmapcolor4f && (texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT))
+                               {
+                                       for (i = 0, v = (rsurface_vertex3f + 3 * surface->num_firstvertex), c = (varray_color4f + 4 * surface->num_firstvertex);i < surface->num_vertices;i++, v += 3, c += 4)
+                                       {
+                                               VectorSubtract(v, modelorg, diff);
+                                               f = exp(fogdensity/DotProduct(diff, diff));
+                                               c[0] = r;
+                                               c[1] = g;
+                                               c[2] = b;
+                                               c[3] = (surface->groupmesh->data_lightmapcolor4f + 4 * surface->num_firstvertex)[i*4+3] * f * a;
+                                       }
+                               }
+                               else
+                               {
+                                       for (i = 0, v = (rsurface_vertex3f + 3 * surface->num_firstvertex), c = (varray_color4f + 4 * surface->num_firstvertex);i < surface->num_vertices;i++, v += 3, c += 4)
+                                       {
+                                               VectorSubtract(v, modelorg, diff);
+                                               f = exp(fogdensity/DotProduct(diff, diff));
+                                               c[0] = r;
+                                               c[1] = g;
+                                               c[2] = b;
+                                               c[3] = f * a;
+                                       }
+                               }
+                               GL_LockArrays(surface->num_firstvertex, surface->num_vertices);
+                               R_Mesh_Draw(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, (surface->groupmesh->data_element3i + 3 * surface->num_firsttriangle));
+                               GL_LockArrays(0, 0);
+                       }
+               }
+       }
+       if (texture->textureflags & Q3TEXTUREFLAG_TWOSIDED)
+               qglEnable(GL_CULL_FACE);
+}
+
+static void RSurfShader_Transparent_Callback(const void *calldata1, int calldata2)
+{
+       const entity_render_t *ent = calldata1;
+       const msurface_t *surface = ent->model->data_surfaces + calldata2;
+       vec3_t modelorg;
+       texture_t *texture;
+
+       texture = surface->texture;
+       if (texture->basematerialflags & MATERIALFLAG_SKY)
+               return; // transparent sky is too difficult
+       R_UpdateTextureInfo(ent, texture);
+
+       R_Mesh_Matrix(&ent->matrix);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
+       R_DrawTextureSurfaceList(ent, texture->currentframe, 1, &surface, modelorg);
+}
+
+void R_QueueTextureSurfaceList(entity_render_t *ent, texture_t *texture, int texturenumsurfaces, const msurface_t **texturesurfacelist, const vec3_t modelorg)
+{
+       int texturesurfaceindex;
+       const msurface_t *surface;
+       vec3_t tempcenter, center;
+       if (texture->currentmaterialflags & MATERIALFLAG_TRANSPARENT)
+       {
+               // drawing sky transparently would be too difficult
+               if (!(texture->currentmaterialflags & MATERIALFLAG_SKY))
+               {
+                       for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+                       {
+                               surface = texturesurfacelist[texturesurfaceindex];
+                               tempcenter[0] = (surface->mins[0] + surface->maxs[0]) * 0.5f;
+                               tempcenter[1] = (surface->mins[1] + surface->maxs[1]) * 0.5f;
+                               tempcenter[2] = (surface->mins[2] + surface->maxs[2]) * 0.5f;
+                               Matrix4x4_Transform(&ent->matrix, tempcenter, center);
+                               R_MeshQueue_AddTransparent(texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST ? r_vieworigin : center, RSurfShader_Transparent_Callback, ent, surface - ent->model->data_surfaces);
+                       }
+               }
+       }
+       else
+               R_DrawTextureSurfaceList(ent, texture, texturenumsurfaces, texturesurfacelist, modelorg);
+}
+
+extern void R_BuildLightMap(const entity_render_t *ent, msurface_t *surface);
+void R_DrawSurfaces(entity_render_t *ent, qboolean skysurfaces)
+{
+       int i, j, f, flagsmask;
+       msurface_t *surface, **surfacechain;
+       texture_t *t, *texture;
+       model_t *model = ent->model;
+       vec3_t modelorg;
+       const int maxsurfacelist = 1024;
+       int numsurfacelist = 0;
+       const msurface_t *surfacelist[1024];
+       if (model == NULL)
+               return;
+       R_Mesh_Matrix(&ent->matrix);
+       Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, modelorg);
+
+       // update light styles
+       if (!skysurfaces && model->brushq1.light_styleupdatechains)
+       {
+               for (i = 0;i < model->brushq1.light_styles;i++)
+               {
+                       if (model->brushq1.light_stylevalue[i] != d_lightstylevalue[model->brushq1.light_style[i]])
+                       {
+                               model->brushq1.light_stylevalue[i] = d_lightstylevalue[model->brushq1.light_style[i]];
+                               if ((surfacechain = model->brushq1.light_styleupdatechains[i]))
+                                       for (;(surface = *surfacechain);surfacechain++)
+                                               surface->cached_dlight = true;
+                       }
+               }
+       }
+
+       R_UpdateAllTextureInfo(ent);
+       flagsmask = skysurfaces ? MATERIALFLAG_SKY : (MATERIALFLAG_WATER | MATERIALFLAG_WALL);
+       f = 0;
+       t = NULL;
+       texture = NULL;
+       numsurfacelist = 0;
+       if (ent == r_refdef.worldentity)
+       {
+               for (i = 0, j = model->firstmodelsurface, surface = model->data_surfaces + j;i < model->nummodelsurfaces;i++, j++, surface++)
+               {
+                       if (!r_worldsurfacevisible[j])
+                               continue;
+                       if (t != surface->texture)
+                       {
+                               if (numsurfacelist)
+                               {
+                                       R_QueueTextureSurfaceList(ent, texture, numsurfacelist, surfacelist, modelorg);
+                                       numsurfacelist = 0;
+                               }
+                               t = surface->texture;
+                               texture = t->currentframe;
+                               f = texture->currentmaterialflags & flagsmask;
+                       }
+                       if (f && surface->num_triangles)
+                       {
+                               // if lightmap parameters changed, rebuild lightmap texture
+                               if (surface->cached_dlight && surface->lightmapinfo->samples)
+                                       R_BuildLightMap(ent, surface);
+                               // add face to draw list
+                               surfacelist[numsurfacelist++] = surface;
+                               if (numsurfacelist >= maxsurfacelist)
+                               {
+                                       R_QueueTextureSurfaceList(ent, texture, numsurfacelist, surfacelist, modelorg);
+                                       numsurfacelist = 0;
+                               }
+                       }
+               }
+       }
+       else
+       {
+               for (i = 0, j = model->firstmodelsurface, surface = model->data_surfaces + j;i < model->nummodelsurfaces;i++, j++, surface++)
+               {
+                       if (t != surface->texture)
+                       {
+                               if (numsurfacelist)
+                               {
+                                       R_QueueTextureSurfaceList(ent, texture, numsurfacelist, surfacelist, modelorg);
+                                       numsurfacelist = 0;
+                               }
+                               t = surface->texture;
+                               texture = t->currentframe;
+                               f = texture->currentmaterialflags & flagsmask;
+                       }
+                       if (f && surface->num_triangles)
+                       {
+                               // if lightmap parameters changed, rebuild lightmap texture
+                               if (surface->cached_dlight && surface->lightmapinfo->samples)
+                                       R_BuildLightMap(ent, surface);
+                               // add face to draw list
+                               surfacelist[numsurfacelist++] = surface;
+                               if (numsurfacelist >= maxsurfacelist)
+                               {
+                                       R_QueueTextureSurfaceList(ent, texture, numsurfacelist, surfacelist, modelorg);
+                                       numsurfacelist = 0;
+                               }
+                       }
+               }
+       }
+       if (numsurfacelist)
+               R_QueueTextureSurfaceList(ent, texture, numsurfacelist, surfacelist, modelorg);
 }