]> git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rmain.c
oops, forgot to include the shader code for the r_shadow_bouncegrid feature
[xonotic/darkplaces.git] / gl_rmain.c
index 0e45650509f688741e5ba1441edc6fd61c882f74..61be332ba818d46883dea73babec4b5dc49de4f5 100644 (file)
@@ -178,6 +178,12 @@ cvar_t r_hdr = {CVAR_SAVE, "r_hdr", "0", "enables High Dynamic Range bloom effec
 cvar_t r_hdr_scenebrightness = {CVAR_SAVE, "r_hdr_scenebrightness", "1", "global rendering brightness"};
 cvar_t r_hdr_glowintensity = {CVAR_SAVE, "r_hdr_glowintensity", "1", "how bright light emitting textures should appear"};
 cvar_t r_hdr_range = {CVAR_SAVE, "r_hdr_range", "4", "how much dynamic range to render bloom with (equivalent to multiplying r_bloom_brighten by this value and dividing r_bloom_colorscale by this value)"};
+cvar_t r_hdr_irisadaptation = {CVAR_SAVE, "r_hdr_irisadaptation", "0", "adjust scene brightness according to light intensity at player location"};
+cvar_t r_hdr_irisadaptation_multiplier = {CVAR_SAVE, "r_hdr_irisadaptation_multiplier", "2", "brightness at which value will be 1.0"};
+cvar_t r_hdr_irisadaptation_minvalue = {CVAR_SAVE, "r_hdr_irisadaptation_minvalue", "0.5", "minimum value that can result from multiplier / brightness"};
+cvar_t r_hdr_irisadaptation_maxvalue = {CVAR_SAVE, "r_hdr_irisadaptation_maxvalue", "4", "maximum value that can result from multiplier / brightness"};
+cvar_t r_hdr_irisadaptation_value = {0, "r_hdr_irisadaptation_value", "1", "current value as scenebrightness multiplier, changes continuously when irisadaptation is active"};
+cvar_t r_hdr_irisadaptation_fade = {CVAR_SAVE, "r_hdr_irisadaptation_fade", "1", "fade rate at which value adjusts"};
 
 cvar_t r_smoothnormals_areaweighting = {0, "r_smoothnormals_areaweighting", "1", "uses significantly faster (and supposedly higher quality) area-weighted vertex normals and tangent vectors rather than summing normalized triangle normals and tangents"};
 
@@ -506,8 +512,8 @@ static void R_BuildFogTexture(void)
        }
        if (r_texture_fogattenuation)
        {
-               R_UpdateTexture(r_texture_fogattenuation, &data1[0][0], 0, 0, FOGWIDTH, 1);
-               //R_UpdateTexture(r_texture_fogattenuation, &data2[0][0], 0, 0, FOGWIDTH, 1);
+               R_UpdateTexture(r_texture_fogattenuation, &data1[0][0], 0, 0, 0, FOGWIDTH, 1, 1);
+               //R_UpdateTexture(r_texture_fogattenuation, &data2[0][0], 0, 0, 0, FOGWIDTH, 1, 1);
        }
        else
        {
@@ -1052,6 +1058,11 @@ static const char *builtinshaderstring =
 "uniform highp vec3 LightPosition;\n"
 "varying highp vec4 ModelViewPosition;\n"
 "#endif\n"
+"#ifdef MODE_DEFERREDBOUNCELIGHT\n"
+"varying highp vec4 ModelViewPosition;\n"
+"varying highp vec4 LightOriginInvRadius;\n"
+"varying mediump vec4 LightColor;\n"
+"#endif\n"
 "\n"
 "#ifdef MODE_LIGHTSOURCE\n"
 "uniform highp vec3 LightPosition;\n"
@@ -1066,6 +1077,11 @@ static const char *builtinshaderstring =
 "varying mediump vec3 ShadowMapTC;\n"
 "#endif\n"
 "\n"
+"#ifdef USEBOUNCEGRID\n"
+"varying mediump vec3 BounceGridTexCoord;\n"
+"#endif\n"
+"\n"
+"\n"
 "\n"
 "\n"
 "\n"
@@ -1117,6 +1133,9 @@ static const char *builtinshaderstring =
 "uniform sampler2D Texture_ScreenDiffuse;\n"
 "uniform sampler2D Texture_ScreenSpecular;\n"
 "#endif\n"
+"#ifdef MODE_DEFERREDBOUNCELIGHT\n"
+"uniform sampler2D Texture_ScreenDepth;\n"
+"#endif\n"
 "\n"
 "uniform lowp vec3 Color_Pants;\n"
 "uniform lowp vec3 Color_Shirt;\n"
@@ -1482,6 +1501,39 @@ static const char *builtinshaderstring =
 "\n"
 "\n"
 "\n"
+"#ifdef MODE_DEFERREDBOUNCELIGHT\n"
+"#ifdef VERTEX_SHADER\n"
+"uniform highp mat4 ModelViewMatrix;\n"
+"void main(void)\n"
+"{\n"
+"      ModelViewPosition = ModelViewMatrix * Attrib_Position;\n"
+"      LightOriginInvRadius.xyz = (ModelViewMatrix * vec4(Attrib_TexCoord0.xyz, 1.0)).xyz;\n"
+"      LightOriginInvRadius.w = Attrib_TexCoord0.w;\n"
+"      LightColor = Attrib_Color;\n"
+"      gl_Position = ModelViewProjectionMatrix * Attrib_Position;\n"
+"}\n"
+"#endif // VERTEX_SHADER\n"
+"\n"
+"#ifdef FRAGMENT_SHADER\n"
+"// ScreenToDepth = vec2(Far / (Far - Near), Far * Near / (Near - Far));\n"
+"uniform highp vec2 ScreenToDepth;\n"
+"uniform myhalf2 PixelToScreenTexCoord;\n"
+"void main(void)\n"
+"{\n"
+"      // calculate viewspace pixel position\n"
+"      vec2 ScreenTexCoord = gl_FragCoord.xy * PixelToScreenTexCoord;\n"
+"      vec3 position;\n"
+"      position.z = ScreenToDepth.y / (texture2D(Texture_ScreenDepth, ScreenTexCoord).r + ScreenToDepth.x);\n"
+"      position.xy = ModelViewPosition.xy * (position.z / ModelViewPosition.z);\n"
+"      vec3 CubeVector = (position - LightOriginInvRadius.xyz) * LightOriginInvRadius.w;\n"
+"      gl_FragData[0] = vec4(LightColor.rgb * max(0.0, 1.0 - length(CubeVector)), 1.0);\n"
+"}\n"
+"#endif // FRAGMENT_SHADER\n"
+"#else // !MODE_DEFERREDBOUNCELIGHT\n"
+"\n"
+"\n"
+"\n"
+"\n"
 "#ifdef VERTEX_SHADER\n"
 "uniform highp mat4 TexMatrix;\n"
 "#ifdef USEVERTEXTEXTUREBLEND\n"
@@ -1493,6 +1545,9 @@ static const char *builtinshaderstring =
 "#ifdef USESHADOWMAPORTHO\n"
 "uniform highp mat4 ShadowMapMatrix;\n"
 "#endif\n"
+"#ifdef USEBOUNCEGRID\n"
+"uniform highp mat4 BounceGridMatrix;\n"
+"#endif\n"
 "void main(void)\n"
 "{\n"
 "#if defined(MODE_VERTEXCOLOR) || defined(USEVERTEXTEXTUREBLEND)\n"
@@ -1507,6 +1562,10 @@ static const char *builtinshaderstring =
 "      TexCoordLightmap = vec2(Attrib_TexCoord4);\n"
 "#endif\n"
 "\n"
+"#ifdef USEBOUNCEGRID\n"
+"      BounceGridTexCoord = vec3(BounceGridMatrix * Attrib_Position);\n"
+"#endif\n"
+"\n"
 "#ifdef MODE_LIGHTSOURCE\n"
 "      // transform vertex position into light attenuation/cubemap space\n"
 "      // (-1 to +1 across the light box)\n"
@@ -1595,6 +1654,10 @@ static const char *builtinshaderstring =
 "#ifdef MODE_LIGHTSOURCE\n"
 "uniform myhalf3 LightColor;\n"
 "#endif\n"
+"#ifdef USEBOUNCEGRID\n"
+"uniform sampler3D Texture_BounceGrid;\n"
+"uniform float BounceGridIntensity;\n"
+"#endif\n"
 "void main(void)\n"
 "{\n"
 "#ifdef USEOFFSETMAPPING\n"
@@ -1770,6 +1833,10 @@ static const char *builtinshaderstring =
 "      color.rgb += glosstex.rgb * myhalf3(texture2D(Texture_ScreenSpecular, ScreenTexCoord)) * DeferredMod_Specular;\n"
 "#endif\n"
 "\n"
+"#ifdef USEBOUNCEGRID\n"
+"      color.rgb += diffusetex * myhalf3(texture3D(Texture_BounceGrid, BounceGridTexCoord)) * BounceGridIntensity;\n"
+"#endif\n"
+"\n"
 "#ifdef USEGLOW\n"
 "#ifdef USEVERTEXTEXTUREBLEND\n"
 "      color.rgb += mix(myhalf3(texture2D(Texture_SecondaryGlow, TexCoord2)), myhalf3(texture2D(Texture_Glow, TexCoord)), terrainblend) * Color_Glow;\n"
@@ -1805,6 +1872,7 @@ static const char *builtinshaderstring =
 "}\n"
 "#endif // FRAGMENT_SHADER\n"
 "\n"
+"#endif // !MODE_DEFERREDBOUNCELIGHT\n"
 "#endif // !MODE_DEFERREDLIGHTSOURCE\n"
 "#endif // !MODE_DEFERREDGEOMETRY\n"
 "#endif // !MODE_WATER\n"
@@ -1844,7 +1912,7 @@ static const char *builtinshaderstring =
 =========================================================================================================================================================
 */
 
-const char *builtincgshaderstring =
+const char *builtinhlslshaderstring =
 "// ambient+diffuse+specular+normalmap+attenuation+cubemap+fog shader\n"
 "// written by Forest 'LordHavoc' Hale\n"
 "// shadowmapping enhancements by Lee 'eihrul' Salzman\n"
@@ -3339,7 +3407,6 @@ const char *builtincgshaderstring =
 ;
 
 char *glslshaderstring = NULL;
-char *cgshaderstring = NULL;
 char *hlslshaderstring = NULL;
 
 //=======================================================================================================================================================
@@ -3391,6 +3458,7 @@ shaderpermutationinfo_t shaderpermutationinfo[SHADERPERMUTATION_COUNT] =
        {"#define USEALPHAKILL\n", " alphakill"},
        {"#define USEREFLECTCUBE\n", " reflectcube"},
        {"#define USENORMALMAPSCROLLBLEND\n", " normalmapscrollblend"},
+       {"#define USEBOUNCEGRID\n", " bouncegrid"},
 };
 
 // NOTE: MUST MATCH ORDER OF SHADERMODE_* ENUMS!
@@ -3412,30 +3480,9 @@ shadermodeinfo_t glslshadermodeinfo[SHADERMODE_COUNT] =
        {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_SHOWDEPTH\n", " showdepth"},
        {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_DEFERREDGEOMETRY\n", " deferredgeometry"},
        {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_DEFERREDLIGHTSOURCE\n", " deferredlightsource"},
+       {"glsl/default.glsl", NULL, "glsl/default.glsl", "#define MODE_DEFERREDBOUNCELIGHT\n", " deferredbouncelight"},
 };
 
-#ifdef SUPPORTCG
-shadermodeinfo_t cgshadermodeinfo[SHADERMODE_COUNT] =
-{
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_GENERIC\n", " generic"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_POSTPROCESS\n", " postprocess"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_DEPTH_OR_SHADOW\n", " depth/shadow"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_FLATCOLOR\n", " flatcolor"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_VERTEXCOLOR\n", " vertexcolor"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_LIGHTMAP\n", " lightmap"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_FAKELIGHT\n", " fakelight"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_LIGHTDIRECTIONMAP_MODELSPACE\n", " lightdirectionmap_modelspace"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_LIGHTDIRECTIONMAP_TANGENTSPACE\n", " lightdirectionmap_tangentspace"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_LIGHTDIRECTION\n", " lightdirection"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_LIGHTSOURCE\n", " lightsource"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_REFRACTION\n", " refraction"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_WATER\n", " water"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_SHOWDEPTH\n", " showdepth"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_DEFERREDGEOMETRY\n", " deferredgeometry"},
-       {"cg/default.cg", NULL, "cg/default.cg", "#define MODE_DEFERREDLIGHTSOURCE\n", " deferredlightsource"},
-};
-#endif
-
 shadermodeinfo_t hlslshadermodeinfo[SHADERMODE_COUNT] =
 {
        {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_GENERIC\n", " generic"},
@@ -3454,6 +3501,7 @@ shadermodeinfo_t hlslshadermodeinfo[SHADERMODE_COUNT] =
        {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_SHOWDEPTH\n", " showdepth"},
        {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_DEFERREDGEOMETRY\n", " deferredgeometry"},
        {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_DEFERREDLIGHTSOURCE\n", " deferredlightsource"},
+       {"hlsl/default.hlsl", NULL, "hlsl/default.hlsl", "#define MODE_DEFERREDBOUNCELIGHT\n", " deferredbouncelight"},
 };
 
 struct r_glsl_permutation_s;
@@ -3498,6 +3546,7 @@ typedef struct r_glsl_permutation_s
        int tex_Texture_ScreenSpecular;
        int tex_Texture_ReflectMask;
        int tex_Texture_ReflectCube;
+       int tex_Texture_BounceGrid;
        /// locations of detected uniforms in program object, or -1 if not found
        int loc_Texture_First;
        int loc_Texture_Second;
@@ -3528,6 +3577,7 @@ typedef struct r_glsl_permutation_s
        int loc_Texture_ScreenSpecular;
        int loc_Texture_ReflectMask;
        int loc_Texture_ReflectCube;
+       int loc_Texture_BounceGrid;
        int loc_Alpha;
        int loc_BloomBlur_Parameters;
        int loc_ClientTime;
@@ -3581,6 +3631,8 @@ typedef struct r_glsl_permutation_s
        int loc_ShadowMapMatrix;
        int loc_BloomColorSubtract;
        int loc_NormalmapScrollBlend;
+       int loc_BounceGridMatrix;
+       int loc_BounceGridIntensity;
 }
 r_glsl_permutation_t;
 
@@ -3827,6 +3879,7 @@ static void R_GLSL_CompilePermutation(r_glsl_permutation_t *p, unsigned int mode
                p->loc_Texture_ScreenSpecular     = qglGetUniformLocation(p->program, "Texture_ScreenSpecular");
                p->loc_Texture_ReflectMask        = qglGetUniformLocation(p->program, "Texture_ReflectMask");
                p->loc_Texture_ReflectCube        = qglGetUniformLocation(p->program, "Texture_ReflectCube");
+               p->loc_Texture_BounceGrid         = qglGetUniformLocation(p->program, "Texture_BounceGrid");
                p->loc_Alpha                      = qglGetUniformLocation(p->program, "Alpha");
                p->loc_BloomBlur_Parameters       = qglGetUniformLocation(p->program, "BloomBlur_Parameters");
                p->loc_ClientTime                 = qglGetUniformLocation(p->program, "ClientTime");
@@ -3880,6 +3933,8 @@ static void R_GLSL_CompilePermutation(r_glsl_permutation_t *p, unsigned int mode
                p->loc_ShadowMapMatrix            = qglGetUniformLocation(p->program, "ShadowMapMatrix");
                p->loc_BloomColorSubtract         = qglGetUniformLocation(p->program, "BloomColorSubtract");
                p->loc_NormalmapScrollBlend       = qglGetUniformLocation(p->program, "NormalmapScrollBlend");
+               p->loc_BounceGridMatrix           = qglGetUniformLocation(p->program, "BounceGridMatrix");
+               p->loc_BounceGridIntensity        = qglGetUniformLocation(p->program, "BounceGridIntensity");
                // initialize the samplers to refer to the texture units we use
                p->tex_Texture_First = -1;
                p->tex_Texture_Second = -1;
@@ -3910,6 +3965,7 @@ static void R_GLSL_CompilePermutation(r_glsl_permutation_t *p, unsigned int mode
                p->tex_Texture_ScreenSpecular = -1;
                p->tex_Texture_ReflectMask = -1;
                p->tex_Texture_ReflectCube = -1;
+               p->tex_Texture_BounceGrid = -1;
                sampler = 0;
                if (p->loc_Texture_First           >= 0) {p->tex_Texture_First            = sampler;qglUniform1i(p->loc_Texture_First           , sampler);sampler++;}
                if (p->loc_Texture_Second          >= 0) {p->tex_Texture_Second           = sampler;qglUniform1i(p->loc_Texture_Second          , sampler);sampler++;}
@@ -3940,6 +3996,7 @@ static void R_GLSL_CompilePermutation(r_glsl_permutation_t *p, unsigned int mode
                if (p->loc_Texture_ScreenSpecular  >= 0) {p->tex_Texture_ScreenSpecular   = sampler;qglUniform1i(p->loc_Texture_ScreenSpecular  , sampler);sampler++;}
                if (p->loc_Texture_ReflectMask     >= 0) {p->tex_Texture_ReflectMask      = sampler;qglUniform1i(p->loc_Texture_ReflectMask     , sampler);sampler++;}
                if (p->loc_Texture_ReflectCube     >= 0) {p->tex_Texture_ReflectCube      = sampler;qglUniform1i(p->loc_Texture_ReflectCube     , sampler);sampler++;}
+               if (p->loc_Texture_BounceGrid      >= 0) {p->tex_Texture_BounceGrid       = sampler;qglUniform1i(p->loc_Texture_BounceGrid      , sampler);sampler++;}
                CHECKGLERROR
                Con_DPrintf("^5GLSL shader %s compiled (%i textures).\n", permutationname, sampler);
        }
@@ -3999,518 +4056,6 @@ void R_SetupShader_SetPermutationGLSL(unsigned int mode, unsigned int permutatio
        if (r_glsl_permutation->loc_ClientTime >= 0) qglUniform1f(r_glsl_permutation->loc_ClientTime, cl.time);
 }
 
-#ifdef SUPPORTCG
-#include <Cg/cgGL.h>
-struct r_cg_permutation_s;
-typedef struct r_cg_permutation_s
-{
-       /// hash lookup data
-       struct r_cg_permutation_s *hashnext;
-       unsigned int mode;
-       unsigned int permutation;
-
-       /// indicates if we have tried compiling this permutation already
-       qboolean compiled;
-       /// 0 if compilation failed
-       CGprogram vprogram;
-       CGprogram fprogram;
-       /// locations of detected parameters in programs, or NULL if not found
-       CGparameter vp_EyePosition;
-       CGparameter vp_FogPlane;
-       CGparameter vp_LightDir;
-       CGparameter vp_LightPosition;
-       CGparameter vp_ModelToLight;
-       CGparameter vp_TexMatrix;
-       CGparameter vp_BackgroundTexMatrix;
-       CGparameter vp_ModelViewProjectionMatrix;
-       CGparameter vp_ModelViewMatrix;
-       CGparameter vp_ShadowMapMatrix;
-
-       CGparameter fp_Texture_First;
-       CGparameter fp_Texture_Second;
-       CGparameter fp_Texture_GammaRamps;
-       CGparameter fp_Texture_Normal;
-       CGparameter fp_Texture_Color;
-       CGparameter fp_Texture_Gloss;
-       CGparameter fp_Texture_Glow;
-       CGparameter fp_Texture_SecondaryNormal;
-       CGparameter fp_Texture_SecondaryColor;
-       CGparameter fp_Texture_SecondaryGloss;
-       CGparameter fp_Texture_SecondaryGlow;
-       CGparameter fp_Texture_Pants;
-       CGparameter fp_Texture_Shirt;
-       CGparameter fp_Texture_FogHeightTexture;
-       CGparameter fp_Texture_FogMask;
-       CGparameter fp_Texture_Lightmap;
-       CGparameter fp_Texture_Deluxemap;
-       CGparameter fp_Texture_Attenuation;
-       CGparameter fp_Texture_Cube;
-       CGparameter fp_Texture_Refraction;
-       CGparameter fp_Texture_Reflection;
-       CGparameter fp_Texture_ShadowMap2D;
-       CGparameter fp_Texture_CubeProjection;
-       CGparameter fp_Texture_ScreenDepth;
-       CGparameter fp_Texture_ScreenNormalMap;
-       CGparameter fp_Texture_ScreenDiffuse;
-       CGparameter fp_Texture_ScreenSpecular;
-       CGparameter fp_Texture_ReflectMask;
-       CGparameter fp_Texture_ReflectCube;
-       CGparameter fp_Alpha;
-       CGparameter fp_BloomBlur_Parameters;
-       CGparameter fp_ClientTime;
-       CGparameter fp_Color_Ambient;
-       CGparameter fp_Color_Diffuse;
-       CGparameter fp_Color_Specular;
-       CGparameter fp_Color_Glow;
-       CGparameter fp_Color_Pants;
-       CGparameter fp_Color_Shirt;
-       CGparameter fp_DeferredColor_Ambient;
-       CGparameter fp_DeferredColor_Diffuse;
-       CGparameter fp_DeferredColor_Specular;
-       CGparameter fp_DeferredMod_Diffuse;
-       CGparameter fp_DeferredMod_Specular;
-       CGparameter fp_DistortScaleRefractReflect;
-       CGparameter fp_EyePosition;
-       CGparameter fp_FogColor;
-       CGparameter fp_FogHeightFade;
-       CGparameter fp_FogPlane;
-       CGparameter fp_FogPlaneViewDist;
-       CGparameter fp_FogRangeRecip;
-       CGparameter fp_LightColor;
-       CGparameter fp_LightDir;
-       CGparameter fp_LightPosition;
-       CGparameter fp_OffsetMapping_Scale;
-       CGparameter fp_PixelSize;
-       CGparameter fp_ReflectColor;
-       CGparameter fp_ReflectFactor;
-       CGparameter fp_ReflectOffset;
-       CGparameter fp_RefractColor;
-       CGparameter fp_Saturation;
-       CGparameter fp_ScreenCenterRefractReflect;
-       CGparameter fp_ScreenScaleRefractReflect;
-       CGparameter fp_ScreenToDepth;
-       CGparameter fp_ShadowMap_Parameters;
-       CGparameter fp_ShadowMap_TextureScale;
-       CGparameter fp_SpecularPower;
-       CGparameter fp_UserVec1;
-       CGparameter fp_UserVec2;
-       CGparameter fp_UserVec3;
-       CGparameter fp_UserVec4;
-       CGparameter fp_ViewTintColor;
-       CGparameter fp_ViewToLight;
-       CGparameter fp_PixelToScreenTexCoord;
-       CGparameter fp_ModelToReflectCube;
-       CGparameter fp_BloomColorSubtract;
-       CGparameter fp_NormalmapScrollBlend;
-}
-r_cg_permutation_t;
-
-/// information about each possible shader permutation
-r_cg_permutation_t *r_cg_permutationhash[SHADERMODE_COUNT][SHADERPERMUTATION_HASHSIZE];
-/// currently selected permutation
-r_cg_permutation_t *r_cg_permutation;
-/// storage for permutations linked in the hash table
-memexpandablearray_t r_cg_permutationarray;
-
-#define CHECKCGERROR {CGerror err = cgGetError(), err2 = err;if (err){Con_Printf("%s:%i CG error %i: %s : %s\n", __FILE__, __LINE__, err, cgGetErrorString(err), cgGetLastErrorString(&err2));if (err == 1) Con_Printf("last listing:\n%s\n", cgGetLastListing(vid.cgcontext));}}
-
-static r_cg_permutation_t *R_CG_FindPermutation(unsigned int mode, unsigned int permutation)
-{
-       //unsigned int hashdepth = 0;
-       unsigned int hashindex = (permutation * 0x1021) & (SHADERPERMUTATION_HASHSIZE - 1);
-       r_cg_permutation_t *p;
-       for (p = r_cg_permutationhash[mode][hashindex];p;p = p->hashnext)
-       {
-               if (p->mode == mode && p->permutation == permutation)
-               {
-                       //if (hashdepth > 10)
-                       //      Con_Printf("R_CG_FindPermutation: Warning: %i:%i has hashdepth %i\n", mode, permutation, hashdepth);
-                       return p;
-               }
-               //hashdepth++;
-       }
-       p = (r_cg_permutation_t*)Mem_ExpandableArray_AllocRecord(&r_cg_permutationarray);
-       p->mode = mode;
-       p->permutation = permutation;
-       p->hashnext = r_cg_permutationhash[mode][hashindex];
-       r_cg_permutationhash[mode][hashindex] = p;
-       //if (hashdepth > 10)
-       //      Con_Printf("R_CG_FindPermutation: Warning: %i:%i has hashdepth %i\n", mode, permutation, hashdepth);
-       return p;
-}
-
-static char *R_CG_GetText(const char *filename, qboolean printfromdisknotice)
-{
-       char *shaderstring;
-       if (!filename || !filename[0])
-               return NULL;
-       if (!strcmp(filename, "cg/default.cg"))
-       {
-               if (!cgshaderstring)
-               {
-                       cgshaderstring = (char *)FS_LoadFile(filename, r_main_mempool, false, NULL);
-                       if (cgshaderstring)
-                               Con_DPrintf("Loading shaders from file %s...\n", filename);
-                       else
-                               cgshaderstring = (char *)builtincgshaderstring;
-               }
-               shaderstring = (char *) Mem_Alloc(r_main_mempool, strlen(cgshaderstring) + 1);
-               memcpy(shaderstring, cgshaderstring, strlen(cgshaderstring) + 1);
-               return shaderstring;
-       }
-       shaderstring = (char *)FS_LoadFile(filename, r_main_mempool, false, NULL);
-       if (shaderstring)
-       {
-               if (printfromdisknotice)
-                       Con_DPrintf("from disk %s... ", filename);
-               return shaderstring;
-       }
-       return shaderstring;
-}
-
-static void R_CG_CacheShader(r_cg_permutation_t *p, const char *cachename, const char *vertstring, const char *fragstring)
-{
-       // TODO: load or create .fp and .vp shader files
-}
-
-static void R_CG_CompilePermutation(r_cg_permutation_t *p, unsigned int mode, unsigned int permutation)
-{
-       int i;
-       shadermodeinfo_t *modeinfo = cgshadermodeinfo + mode;
-       int vertstring_length = 0;
-       int geomstring_length = 0;
-       int fragstring_length = 0;
-       char *t;
-       char *vertexstring, *geometrystring, *fragmentstring;
-       char *vertstring, *geomstring, *fragstring;
-       char permutationname[256];
-       char cachename[256];
-       CGprofile vertexProfile;
-       CGprofile fragmentProfile;
-       int vertstrings_count = 0;
-       int geomstrings_count = 0;
-       int fragstrings_count = 0;
-       const char *vertstrings_list[32+3+SHADERSTATICPARMS_COUNT+1];
-       const char *geomstrings_list[32+3+SHADERSTATICPARMS_COUNT+1];
-       const char *fragstrings_list[32+3+SHADERSTATICPARMS_COUNT+1];
-
-       if (p->compiled)
-               return;
-       p->compiled = true;
-       p->vprogram = NULL;
-       p->fprogram = NULL;
-
-       permutationname[0] = 0;
-       cachename[0] = 0;
-       vertexstring   = R_CG_GetText(modeinfo->vertexfilename, true);
-       geometrystring = R_CG_GetText(modeinfo->geometryfilename, false);
-       fragmentstring = R_CG_GetText(modeinfo->fragmentfilename, false);
-
-       strlcat(permutationname, modeinfo->vertexfilename, sizeof(permutationname));
-       strlcat(cachename, "cg/", sizeof(cachename));
-
-       // the first pretext is which type of shader to compile as
-       // (later these will all be bound together as a program object)
-       vertstrings_list[vertstrings_count++] = "#define VERTEX_SHADER\n";
-       geomstrings_list[geomstrings_count++] = "#define GEOMETRY_SHADER\n";
-       fragstrings_list[fragstrings_count++] = "#define FRAGMENT_SHADER\n";
-
-       // the second pretext is the mode (for example a light source)
-       vertstrings_list[vertstrings_count++] = modeinfo->pretext;
-       geomstrings_list[geomstrings_count++] = modeinfo->pretext;
-       fragstrings_list[fragstrings_count++] = modeinfo->pretext;
-       strlcat(permutationname, modeinfo->name, sizeof(permutationname));
-       strlcat(cachename, modeinfo->name, sizeof(cachename));
-
-       // now add all the permutation pretexts
-       for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
-       {
-               if (permutation & (1<<i))
-               {
-                       vertstrings_list[vertstrings_count++] = shaderpermutationinfo[i].pretext;
-                       geomstrings_list[geomstrings_count++] = shaderpermutationinfo[i].pretext;
-                       fragstrings_list[fragstrings_count++] = shaderpermutationinfo[i].pretext;
-                       strlcat(permutationname, shaderpermutationinfo[i].name, sizeof(permutationname));
-                       strlcat(cachename, shaderpermutationinfo[i].name, sizeof(cachename));
-               }
-               else
-               {
-                       // keep line numbers correct
-                       vertstrings_list[vertstrings_count++] = "\n";
-                       geomstrings_list[geomstrings_count++] = "\n";
-                       fragstrings_list[fragstrings_count++] = "\n";
-               }
-       }
-
-       // add static parms
-       R_CompileShader_AddStaticParms(mode, permutation);
-       memcpy(vertstrings_list + vertstrings_count, shaderstaticparmstrings_list, sizeof(*vertstrings_list) * shaderstaticparms_count);
-       vertstrings_count += shaderstaticparms_count;
-       memcpy(geomstrings_list + geomstrings_count, shaderstaticparmstrings_list, sizeof(*vertstrings_list) * shaderstaticparms_count);
-       geomstrings_count += shaderstaticparms_count;
-       memcpy(fragstrings_list + fragstrings_count, shaderstaticparmstrings_list, sizeof(*vertstrings_list) * shaderstaticparms_count);
-       fragstrings_count += shaderstaticparms_count;
-
-       // replace spaces in the cachename with _ characters
-       for (i = 0;cachename[i];i++)
-               if (cachename[i] == ' ')
-                       cachename[i] = '_';
-
-       // now append the shader text itself
-       vertstrings_list[vertstrings_count++] = vertexstring;
-       geomstrings_list[geomstrings_count++] = geometrystring;
-       fragstrings_list[fragstrings_count++] = fragmentstring;
-
-       // if any sources were NULL, clear the respective list
-       if (!vertexstring)
-               vertstrings_count = 0;
-       if (!geometrystring)
-               geomstrings_count = 0;
-       if (!fragmentstring)
-               fragstrings_count = 0;
-
-       vertstring_length = 0;
-       for (i = 0;i < vertstrings_count;i++)
-               vertstring_length += strlen(vertstrings_list[i]);
-       vertstring = t = Mem_Alloc(tempmempool, vertstring_length + 1);
-       for (i = 0;i < vertstrings_count;t += strlen(vertstrings_list[i]), i++)
-               memcpy(t, vertstrings_list[i], strlen(vertstrings_list[i]));
-
-       geomstring_length = 0;
-       for (i = 0;i < geomstrings_count;i++)
-               geomstring_length += strlen(geomstrings_list[i]);
-       geomstring = t = Mem_Alloc(tempmempool, geomstring_length + 1);
-       for (i = 0;i < geomstrings_count;t += strlen(geomstrings_list[i]), i++)
-               memcpy(t, geomstrings_list[i], strlen(geomstrings_list[i]));
-
-       fragstring_length = 0;
-       for (i = 0;i < fragstrings_count;i++)
-               fragstring_length += strlen(fragstrings_list[i]);
-       fragstring = t = Mem_Alloc(tempmempool, fragstring_length + 1);
-       for (i = 0;i < fragstrings_count;t += strlen(fragstrings_list[i]), i++)
-               memcpy(t, fragstrings_list[i], strlen(fragstrings_list[i]));
-
-       CHECKGLERROR
-       CHECKCGERROR
-       //vertexProfile = CG_PROFILE_ARBVP1;
-       //fragmentProfile = CG_PROFILE_ARBFP1;
-       vertexProfile = cgGLGetLatestProfile(CG_GL_VERTEX);CHECKCGERROR
-       fragmentProfile = cgGLGetLatestProfile(CG_GL_FRAGMENT);CHECKCGERROR
-       //cgGLSetOptimalOptions(vertexProfile);CHECKCGERROR
-       //cgGLSetOptimalOptions(fragmentProfile);CHECKCGERROR
-       //cgSetAutoCompile(vid.cgcontext, CG_COMPILE_MANUAL);CHECKCGERROR
-       CHECKGLERROR
-
-       // try to load the cached shader, or generate one
-       R_CG_CacheShader(p, cachename, vertstring, fragstring);
-
-       // if caching failed, do a dynamic compile for now
-       CHECKCGERROR
-       if (vertstring[0] && !p->vprogram)
-               p->vprogram = cgCreateProgram(vid.cgcontext, CG_SOURCE, vertstring, vertexProfile, NULL, NULL);
-       CHECKCGERROR
-       if (fragstring[0] && !p->fprogram)
-               p->fprogram = cgCreateProgram(vid.cgcontext, CG_SOURCE, fragstring, fragmentProfile, NULL, NULL);
-       CHECKCGERROR
-
-       // look up all the uniform variable names we care about, so we don't
-       // have to look them up every time we set them
-       if (p->vprogram)
-       {
-               CHECKCGERROR
-               cgGLLoadProgram(p->vprogram);CHECKCGERROR CHECKGLERROR
-               cgGLEnableProfile(vertexProfile);CHECKCGERROR CHECKGLERROR
-               p->vp_EyePosition                = cgGetNamedParameter(p->vprogram, "EyePosition");
-               p->vp_FogPlane                   = cgGetNamedParameter(p->vprogram, "FogPlane");
-               p->vp_LightDir                   = cgGetNamedParameter(p->vprogram, "LightDir");
-               p->vp_LightPosition              = cgGetNamedParameter(p->vprogram, "LightPosition");
-               p->vp_ModelToLight               = cgGetNamedParameter(p->vprogram, "ModelToLight");
-               p->vp_TexMatrix                  = cgGetNamedParameter(p->vprogram, "TexMatrix");
-               p->vp_BackgroundTexMatrix        = cgGetNamedParameter(p->vprogram, "BackgroundTexMatrix");
-               p->vp_ModelViewProjectionMatrix  = cgGetNamedParameter(p->vprogram, "ModelViewProjectionMatrix");
-               p->vp_ModelViewMatrix            = cgGetNamedParameter(p->vprogram, "ModelViewMatrix");
-               p->vp_ShadowMapMatrix            = cgGetNamedParameter(p->vprogram, "ShadowMapMatrix");
-               CHECKCGERROR
-       }
-       if (p->fprogram)
-       {
-               CHECKCGERROR
-               cgGLLoadProgram(p->fprogram);CHECKCGERROR CHECKGLERROR
-               cgGLEnableProfile(fragmentProfile);CHECKCGERROR CHECKGLERROR
-               p->fp_Texture_First              = cgGetNamedParameter(p->fprogram, "Texture_First");
-               p->fp_Texture_Second             = cgGetNamedParameter(p->fprogram, "Texture_Second");
-               p->fp_Texture_GammaRamps         = cgGetNamedParameter(p->fprogram, "Texture_GammaRamps");
-               p->fp_Texture_Normal             = cgGetNamedParameter(p->fprogram, "Texture_Normal");
-               p->fp_Texture_Color              = cgGetNamedParameter(p->fprogram, "Texture_Color");
-               p->fp_Texture_Gloss              = cgGetNamedParameter(p->fprogram, "Texture_Gloss");
-               p->fp_Texture_Glow               = cgGetNamedParameter(p->fprogram, "Texture_Glow");
-               p->fp_Texture_SecondaryNormal    = cgGetNamedParameter(p->fprogram, "Texture_SecondaryNormal");
-               p->fp_Texture_SecondaryColor     = cgGetNamedParameter(p->fprogram, "Texture_SecondaryColor");
-               p->fp_Texture_SecondaryGloss     = cgGetNamedParameter(p->fprogram, "Texture_SecondaryGloss");
-               p->fp_Texture_SecondaryGlow      = cgGetNamedParameter(p->fprogram, "Texture_SecondaryGlow");
-               p->fp_Texture_Pants              = cgGetNamedParameter(p->fprogram, "Texture_Pants");
-               p->fp_Texture_Shirt              = cgGetNamedParameter(p->fprogram, "Texture_Shirt");
-               p->fp_Texture_FogHeightTexture   = cgGetNamedParameter(p->fprogram, "Texture_FogHeightTexture");
-               p->fp_Texture_FogMask            = cgGetNamedParameter(p->fprogram, "Texture_FogMask");
-               p->fp_Texture_Lightmap           = cgGetNamedParameter(p->fprogram, "Texture_Lightmap");
-               p->fp_Texture_Deluxemap          = cgGetNamedParameter(p->fprogram, "Texture_Deluxemap");
-               p->fp_Texture_Attenuation        = cgGetNamedParameter(p->fprogram, "Texture_Attenuation");
-               p->fp_Texture_Cube               = cgGetNamedParameter(p->fprogram, "Texture_Cube");
-               p->fp_Texture_Refraction         = cgGetNamedParameter(p->fprogram, "Texture_Refraction");
-               p->fp_Texture_Reflection         = cgGetNamedParameter(p->fprogram, "Texture_Reflection");
-               p->fp_Texture_ShadowMap2D        = cgGetNamedParameter(p->fprogram, "Texture_ShadowMap2D");
-               p->fp_Texture_CubeProjection     = cgGetNamedParameter(p->fprogram, "Texture_CubeProjection");
-               p->fp_Texture_ScreenDepth        = cgGetNamedParameter(p->fprogram, "Texture_ScreenDepth");
-               p->fp_Texture_ScreenNormalMap    = cgGetNamedParameter(p->fprogram, "Texture_ScreenNormalMap");
-               p->fp_Texture_ScreenDiffuse      = cgGetNamedParameter(p->fprogram, "Texture_ScreenDiffuse");
-               p->fp_Texture_ScreenSpecular     = cgGetNamedParameter(p->fprogram, "Texture_ScreenSpecular");
-               p->fp_Texture_ReflectMask        = cgGetNamedParameter(p->fprogram, "Texture_ReflectMask");
-               p->fp_Texture_ReflectCube        = cgGetNamedParameter(p->fprogram, "Texture_ReflectCube");
-               p->fp_Alpha                      = cgGetNamedParameter(p->fprogram, "Alpha");
-               p->fp_BloomBlur_Parameters       = cgGetNamedParameter(p->fprogram, "BloomBlur_Parameters");
-               p->fp_ClientTime                 = cgGetNamedParameter(p->fprogram, "ClientTime");
-               p->fp_Color_Ambient              = cgGetNamedParameter(p->fprogram, "Color_Ambient");
-               p->fp_Color_Diffuse              = cgGetNamedParameter(p->fprogram, "Color_Diffuse");
-               p->fp_Color_Specular             = cgGetNamedParameter(p->fprogram, "Color_Specular");
-               p->fp_Color_Glow                 = cgGetNamedParameter(p->fprogram, "Color_Glow");
-               p->fp_Color_Pants                = cgGetNamedParameter(p->fprogram, "Color_Pants");
-               p->fp_Color_Shirt                = cgGetNamedParameter(p->fprogram, "Color_Shirt");
-               p->fp_DeferredColor_Ambient      = cgGetNamedParameter(p->fprogram, "DeferredColor_Ambient");
-               p->fp_DeferredColor_Diffuse      = cgGetNamedParameter(p->fprogram, "DeferredColor_Diffuse");
-               p->fp_DeferredColor_Specular     = cgGetNamedParameter(p->fprogram, "DeferredColor_Specular");
-               p->fp_DeferredMod_Diffuse        = cgGetNamedParameter(p->fprogram, "DeferredMod_Diffuse");
-               p->fp_DeferredMod_Specular       = cgGetNamedParameter(p->fprogram, "DeferredMod_Specular");
-               p->fp_DistortScaleRefractReflect = cgGetNamedParameter(p->fprogram, "DistortScaleRefractReflect");
-               p->fp_EyePosition                = cgGetNamedParameter(p->fprogram, "EyePosition");
-               p->fp_FogColor                   = cgGetNamedParameter(p->fprogram, "FogColor");
-               p->fp_FogHeightFade              = cgGetNamedParameter(p->fprogram, "FogHeightFade");
-               p->fp_FogPlane                   = cgGetNamedParameter(p->fprogram, "FogPlane");
-               p->fp_FogPlaneViewDist           = cgGetNamedParameter(p->fprogram, "FogPlaneViewDist");
-               p->fp_FogRangeRecip              = cgGetNamedParameter(p->fprogram, "FogRangeRecip");
-               p->fp_LightColor                 = cgGetNamedParameter(p->fprogram, "LightColor");
-               p->fp_LightDir                   = cgGetNamedParameter(p->fprogram, "LightDir");
-               p->fp_LightPosition              = cgGetNamedParameter(p->fprogram, "LightPosition");
-               p->fp_OffsetMapping_Scale        = cgGetNamedParameter(p->fprogram, "OffsetMapping_Scale");
-               p->fp_PixelSize                  = cgGetNamedParameter(p->fprogram, "PixelSize");
-               p->fp_ReflectColor               = cgGetNamedParameter(p->fprogram, "ReflectColor");
-               p->fp_ReflectFactor              = cgGetNamedParameter(p->fprogram, "ReflectFactor");
-               p->fp_ReflectOffset              = cgGetNamedParameter(p->fprogram, "ReflectOffset");
-               p->fp_RefractColor               = cgGetNamedParameter(p->fprogram, "RefractColor");
-               p->fp_Saturation                 = cgGetNamedParameter(p->fprogram, "Saturation");
-               p->fp_ScreenCenterRefractReflect = cgGetNamedParameter(p->fprogram, "ScreenCenterRefractReflect");
-               p->fp_ScreenScaleRefractReflect  = cgGetNamedParameter(p->fprogram, "ScreenScaleRefractReflect");
-               p->fp_ScreenToDepth              = cgGetNamedParameter(p->fprogram, "ScreenToDepth");
-               p->fp_ShadowMap_Parameters       = cgGetNamedParameter(p->fprogram, "ShadowMap_Parameters");
-               p->fp_ShadowMap_TextureScale     = cgGetNamedParameter(p->fprogram, "ShadowMap_TextureScale");
-               p->fp_SpecularPower              = cgGetNamedParameter(p->fprogram, "SpecularPower");
-               p->fp_UserVec1                   = cgGetNamedParameter(p->fprogram, "UserVec1");
-               p->fp_UserVec2                   = cgGetNamedParameter(p->fprogram, "UserVec2");
-               p->fp_UserVec3                   = cgGetNamedParameter(p->fprogram, "UserVec3");
-               p->fp_UserVec4                   = cgGetNamedParameter(p->fprogram, "UserVec4");
-               p->fp_ViewTintColor              = cgGetNamedParameter(p->fprogram, "ViewTintColor");
-               p->fp_ViewToLight                = cgGetNamedParameter(p->fprogram, "ViewToLight");
-               p->fp_PixelToScreenTexCoord      = cgGetNamedParameter(p->fprogram, "PixelToScreenTexCoord");
-               p->fp_ModelToReflectCube         = cgGetNamedParameter(p->fprogram, "ModelToReflectCube");
-               p->fp_BloomColorSubtract         = cgGetNamedParameter(p->fprogram, "BloomColorSubtract");
-               p->fp_NormalmapScrollBlend       = cgGetNamedParameter(p->fprogram, "NormalmapScrollBlend");
-               CHECKCGERROR
-       }
-
-       if ((p->vprogram || !vertstring[0]) && (p->fprogram || !fragstring[0]))
-               Con_DPrintf("^5CG shader %s compiled.\n", permutationname);
-       else
-               Con_Printf("^1CG shader %s failed!  some features may not work properly.\n", permutationname);
-
-       // free the strings
-       if (vertstring)
-               Mem_Free(vertstring);
-       if (geomstring)
-               Mem_Free(geomstring);
-       if (fragstring)
-               Mem_Free(fragstring);
-       if (vertexstring)
-               Mem_Free(vertexstring);
-       if (geometrystring)
-               Mem_Free(geometrystring);
-       if (fragmentstring)
-               Mem_Free(fragmentstring);
-}
-
-void R_SetupShader_SetPermutationCG(unsigned int mode, unsigned int permutation)
-{
-       r_cg_permutation_t *perm = R_CG_FindPermutation(mode, permutation);
-       CHECKGLERROR
-       CHECKCGERROR
-       if (r_cg_permutation != perm)
-       {
-               r_cg_permutation = perm;
-               if (!r_cg_permutation->vprogram && !r_cg_permutation->fprogram)
-               {
-                       if (!r_cg_permutation->compiled)
-                               R_CG_CompilePermutation(perm, mode, permutation);
-                       if (!r_cg_permutation->vprogram && !r_cg_permutation->fprogram)
-                       {
-                               // remove features until we find a valid permutation
-                               int i;
-                               for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
-                               {
-                                       // reduce i more quickly whenever it would not remove any bits
-                                       int j = 1<<(SHADERPERMUTATION_COUNT-1-i);
-                                       if (!(permutation & j))
-                                               continue;
-                                       permutation -= j;
-                                       r_cg_permutation = R_CG_FindPermutation(mode, permutation);
-                                       if (!r_cg_permutation->compiled)
-                                               R_CG_CompilePermutation(perm, mode, permutation);
-                                       if (r_cg_permutation->vprogram || r_cg_permutation->fprogram)
-                                               break;
-                               }
-                               if (i >= SHADERPERMUTATION_COUNT)
-                               {
-                                       //Con_Printf("Could not find a working Cg shader for permutation %s %s\n", shadermodeinfo[mode].vertexfilename, shadermodeinfo[mode].pretext);
-                                       r_cg_permutation = R_CG_FindPermutation(mode, permutation);
-                                       return; // no bit left to clear, entire mode is broken
-                               }
-                       }
-               }
-               CHECKGLERROR
-               CHECKCGERROR
-               if (r_cg_permutation->vprogram)
-               {
-                       cgGLLoadProgram(r_cg_permutation->vprogram);CHECKCGERROR CHECKGLERROR
-                       cgGLBindProgram(r_cg_permutation->vprogram);CHECKCGERROR CHECKGLERROR
-                       cgGLEnableProfile(cgGLGetLatestProfile(CG_GL_VERTEX));CHECKCGERROR CHECKGLERROR
-               }
-               else
-               {
-                       cgGLDisableProfile(cgGLGetLatestProfile(CG_GL_VERTEX));CHECKCGERROR CHECKGLERROR
-                       cgGLUnbindProgram(cgGLGetLatestProfile(CG_GL_VERTEX));CHECKCGERROR CHECKGLERROR
-               }
-               if (r_cg_permutation->fprogram)
-               {
-                       cgGLLoadProgram(r_cg_permutation->fprogram);CHECKCGERROR CHECKGLERROR
-                       cgGLBindProgram(r_cg_permutation->fprogram);CHECKCGERROR CHECKGLERROR
-                       cgGLEnableProfile(cgGLGetLatestProfile(CG_GL_FRAGMENT));CHECKCGERROR CHECKGLERROR
-               }
-               else
-               {
-                       cgGLDisableProfile(cgGLGetLatestProfile(CG_GL_FRAGMENT));CHECKCGERROR CHECKGLERROR
-                       cgGLUnbindProgram(cgGLGetLatestProfile(CG_GL_FRAGMENT));CHECKCGERROR CHECKGLERROR
-               }
-       }
-       CHECKCGERROR
-       if (r_cg_permutation->vp_ModelViewProjectionMatrix) cgGLSetMatrixParameterfc(r_cg_permutation->vp_ModelViewProjectionMatrix, gl_modelviewprojection16f);CHECKCGERROR
-       if (r_cg_permutation->vp_ModelViewMatrix) cgGLSetMatrixParameterfc(r_cg_permutation->vp_ModelViewMatrix, gl_modelview16f);CHECKCGERROR
-       if (r_cg_permutation->fp_ClientTime) cgGLSetParameter1f(r_cg_permutation->fp_ClientTime, cl.time);CHECKCGERROR
-}
-
-void CG_BindTexture(CGparameter param, rtexture_t *tex)
-{
-       cgGLSetTextureParameter(param, R_GetTexture(tex));
-       cgGLEnableTextureParameter(param);
-}
-#endif
-
 #ifdef SUPPORTD3D
 
 #ifdef SUPPORTD3D
@@ -4648,7 +4193,7 @@ static char *R_HLSL_GetText(const char *filename, qboolean printfromdisknotice)
                        if (hlslshaderstring)
                                Con_DPrintf("Loading shaders from file %s...\n", filename);
                        else
-                               hlslshaderstring = (char *)builtincgshaderstring;
+                               hlslshaderstring = (char *)builtinhlslshaderstring;
                }
                shaderstring = (char *) Mem_Alloc(r_main_mempool, strlen(hlslshaderstring) + 1);
                memcpy(shaderstring, hlslshaderstring, strlen(hlslshaderstring) + 1);
@@ -4996,7 +4541,7 @@ void R_SetupShader_SetPermutationHLSL(unsigned int mode, unsigned int permutatio
                                }
                                if (i >= SHADERPERMUTATION_COUNT)
                                {
-                                       //Con_Printf("Could not find a working Cg shader for permutation %s %s\n", shadermodeinfo[mode].vertexfilename, shadermodeinfo[mode].pretext);
+                                       //Con_Printf("Could not find a working HLSL shader for permutation %s %s\n", shadermodeinfo[mode].vertexfilename, shadermodeinfo[mode].pretext);
                                        r_hlsl_permutation = R_HLSL_FindPermutation(mode, permutation);
                                        return; // no bit left to clear, entire mode is broken
                                }
@@ -5025,10 +4570,7 @@ void R_GLSL_Restart_f(void)
        if (glslshaderstring && glslshaderstring != builtinshaderstring)
                Mem_Free(glslshaderstring);
        glslshaderstring = NULL;
-       if (cgshaderstring && cgshaderstring != builtincgshaderstring)
-               Mem_Free(cgshaderstring);
-       cgshaderstring = NULL;
-       if (hlslshaderstring && hlslshaderstring != builtincgshaderstring)
+       if (hlslshaderstring && hlslshaderstring != builtinhlslshaderstring)
                Mem_Free(hlslshaderstring);
        hlslshaderstring = NULL;
        switch(vid.renderpath)
@@ -5038,10 +4580,6 @@ void R_GLSL_Restart_f(void)
                {
                        r_hlsl_permutation_t *p;
                        r_hlsl_permutation = NULL;
-//                     cgGLDisableProfile(cgGLGetLatestProfile(CG_GL_VERTEX));CHECKCGERROR CHECKGLERROR
-//                     cgGLUnbindProgram(cgGLGetLatestProfile(CG_GL_VERTEX));CHECKCGERROR CHECKGLERROR
-//                     cgGLDisableProfile(cgGLGetLatestProfile(CG_GL_FRAGMENT));CHECKCGERROR CHECKGLERROR
-//                     cgGLUnbindProgram(cgGLGetLatestProfile(CG_GL_FRAGMENT));CHECKCGERROR CHECKGLERROR
                        limit = Mem_ExpandableArray_IndexRange(&r_hlsl_permutationarray);
                        for (i = 0;i < limit;i++)
                        {
@@ -5081,31 +4619,6 @@ void R_GLSL_Restart_f(void)
                        memset(r_glsl_permutationhash, 0, sizeof(r_glsl_permutationhash));
                }
                break;
-       case RENDERPATH_CGGL:
-#ifdef SUPPORTCG
-               {
-                       r_cg_permutation_t *p;
-                       r_cg_permutation = NULL;
-                       cgGLDisableProfile(cgGLGetLatestProfile(CG_GL_VERTEX));CHECKCGERROR CHECKGLERROR
-                       cgGLUnbindProgram(cgGLGetLatestProfile(CG_GL_VERTEX));CHECKCGERROR CHECKGLERROR
-                       cgGLDisableProfile(cgGLGetLatestProfile(CG_GL_FRAGMENT));CHECKCGERROR CHECKGLERROR
-                       cgGLUnbindProgram(cgGLGetLatestProfile(CG_GL_FRAGMENT));CHECKCGERROR CHECKGLERROR
-                       limit = Mem_ExpandableArray_IndexRange(&r_cg_permutationarray);
-                       for (i = 0;i < limit;i++)
-                       {
-                               if ((p = (r_cg_permutation_t*)Mem_ExpandableArray_RecordAtIndex(&r_cg_permutationarray, i)))
-                               {
-                                       if (p->vprogram)
-                                               cgDestroyProgram(p->vprogram);
-                                       if (p->fprogram)
-                                               cgDestroyProgram(p->fprogram);
-                                       Mem_ExpandableArray_FreeRecord(&r_cg_permutationarray, (void*)p);
-                               }
-                       }
-                       memset(r_cg_permutationhash, 0, sizeof(r_cg_permutationhash));
-               }
-#endif
-               break;
        case RENDERPATH_GL13:
        case RENDERPATH_GL11:
                break;
@@ -5136,25 +4649,6 @@ void R_GLSL_DumpShader_f(void)
        else
                Con_Printf("failed to write to glsl/default.glsl\n");
 
-#ifdef SUPPORTCG
-       file = FS_OpenRealFile("cg/default.cg", "w", false);
-       if (file)
-       {
-               FS_Print(file, "/* The engine may define the following macros:\n");
-               FS_Print(file, "#define VERTEX_SHADER\n#define GEOMETRY_SHADER\n#define FRAGMENT_SHADER\n");
-               for (i = 0;i < SHADERMODE_COUNT;i++)
-                       FS_Print(file, cgshadermodeinfo[i].pretext);
-               for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
-                       FS_Print(file, shaderpermutationinfo[i].pretext);
-               FS_Print(file, "*/\n");
-               FS_Print(file, builtincgshaderstring);
-               FS_Close(file);
-               Con_Printf("cg/default.cg written\n");
-       }
-       else
-               Con_Printf("failed to write to cg/default.cg\n");
-#endif
-
        file = FS_OpenRealFile("hlsl/default.hlsl", "w", false);
        if (file)
        {
@@ -5165,7 +4659,7 @@ void R_GLSL_DumpShader_f(void)
                for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
                        FS_Print(file, shaderpermutationinfo[i].pretext);
                FS_Print(file, "*/\n");
-               FS_Print(file, builtincgshaderstring);
+               FS_Print(file, builtinhlslshaderstring);
                FS_Close(file);
                Con_Printf("hlsl/default.hlsl written\n");
        }
@@ -5198,14 +4692,6 @@ void R_SetupShader_Generic(rtexture_t *first, rtexture_t *second, int texturemod
                R_Mesh_TexBind(r_glsl_permutation->tex_Texture_First , first );
                R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Second, second);
                break;
-       case RENDERPATH_CGGL:
-#ifdef SUPPORTCG
-               CHECKCGERROR
-               R_SetupShader_SetPermutationCG(SHADERMODE_GENERIC, SHADERPERMUTATION_VIEWTINT | (first ? SHADERPERMUTATION_DIFFUSE : 0) | (second ? SHADERPERMUTATION_SPECULAR : 0) | (texturemode == GL_MODULATE ? SHADERPERMUTATION_COLORMAPPING : (texturemode == GL_ADD ? SHADERPERMUTATION_GLOW : (texturemode == GL_DECAL ? SHADERPERMUTATION_VERTEXTEXTUREBLEND : 0))));
-               if (r_cg_permutation->fp_Texture_First ) CG_BindTexture(r_cg_permutation->fp_Texture_First , first );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_Second) CG_BindTexture(r_cg_permutation->fp_Texture_Second, second);CHECKCGERROR
-#endif
-               break;
        case RENDERPATH_GL13:
                R_Mesh_TexBind(0, first );
                R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, 1, 1);
@@ -5243,11 +4729,6 @@ void R_SetupShader_DepthOrShadow(void)
        case RENDERPATH_GLES2:
                R_SetupShader_SetPermutationGLSL(SHADERMODE_DEPTH_OR_SHADOW, 0);
                break;
-       case RENDERPATH_CGGL:
-#ifdef SUPPORTCG
-               R_SetupShader_SetPermutationCG(SHADERMODE_DEPTH_OR_SHADOW, 0);
-#endif
-               break;
        case RENDERPATH_GL13:
                R_Mesh_TexBind(0, 0);
                R_Mesh_TexBind(1, 0);
@@ -5280,11 +4761,6 @@ void R_SetupShader_ShowDepth(void)
        case RENDERPATH_GLES2:
                R_SetupShader_SetPermutationGLSL(SHADERMODE_SHOWDEPTH, 0);
                break;
-       case RENDERPATH_CGGL:
-#ifdef SUPPORTCG
-               R_SetupShader_SetPermutationCG(SHADERMODE_SHOWDEPTH, 0);
-#endif
-               break;
        case RENDERPATH_GL13:
                break;
        case RENDERPATH_GL11:
@@ -5426,6 +4902,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
        static float dummy_colormod[3] = {1, 1, 1};
        float *colormod = rsurface.colormod;
        float m16f[16];
+       matrix4x4_t tempmatrix;
        r_waterstate_waterplane_t *waterplane = (r_waterstate_waterplane_t *)surfacewaterplane;
        if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
                permutation |= SHADERPERMUTATION_ALPHAKILL;
@@ -5579,6 +5056,8 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        permutation |= SHADERPERMUTATION_REFLECTION;
                if (rsurface.texture->reflectmasktexture)
                        permutation |= SHADERPERMUTATION_REFLECTCUBE;
+               if (r_shadow_bouncegridtexture)
+                       permutation |= SHADERPERMUTATION_BOUNCEGRID;
                GL_BlendFunc(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
                allow_colormod = R_BlendFuncAllowsColormod(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
        }
@@ -5628,6 +5107,8 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        permutation |= SHADERPERMUTATION_DEFERREDLIGHTMAP;
                if (rsurface.texture->reflectmasktexture)
                        permutation |= SHADERPERMUTATION_REFLECTCUBE;
+               if (r_shadow_bouncegridtexture)
+                       permutation |= SHADERPERMUTATION_BOUNCEGRID;
                GL_BlendFunc(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
                allow_colormod = R_BlendFuncAllowsColormod(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
        }
@@ -5674,6 +5155,8 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        permutation |= SHADERPERMUTATION_DEFERREDLIGHTMAP;
                if (rsurface.texture->reflectmasktexture)
                        permutation |= SHADERPERMUTATION_REFLECTCUBE;
+               if (r_shadow_bouncegridtexture)
+                       permutation |= SHADERPERMUTATION_BOUNCEGRID;
                GL_BlendFunc(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
                allow_colormod = R_BlendFuncAllowsColormod(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
        }
@@ -5756,6 +5239,8 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        // ordinary vertex coloring (q3bsp)
                        mode = SHADERMODE_VERTEXCOLOR;
                }
+               if (r_shadow_bouncegridtexture)
+                       permutation |= SHADERPERMUTATION_BOUNCEGRID;
                GL_BlendFunc(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
                allow_colormod = R_BlendFuncAllowsColormod(rsurface.texture->currentlayers[0].blendfunc1, rsurface.texture->currentlayers[0].blendfunc2);
        }
@@ -6014,6 +5499,8 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                if (r_glsl_permutation->loc_OffsetMapping_Scale >= 0) qglUniform1f(r_glsl_permutation->loc_OffsetMapping_Scale, r_glsl_offsetmapping_scale.value*rsurface.texture->offsetscale);
                if (r_glsl_permutation->loc_ScreenToDepth >= 0) qglUniform2f(r_glsl_permutation->loc_ScreenToDepth, r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
                if (r_glsl_permutation->loc_PixelToScreenTexCoord >= 0) qglUniform2f(r_glsl_permutation->loc_PixelToScreenTexCoord, 1.0f/vid.width, 1.0f/vid.height);
+               if (r_glsl_permutation->loc_BounceGridMatrix >= 0) {Matrix4x4_Concat(&tempmatrix, &r_shadow_bouncegridmatrix, &rsurface.matrix);Matrix4x4_ToArrayFloatGL(&tempmatrix, m16f);qglUniformMatrix4fv(r_glsl_permutation->loc_BounceGridMatrix, 1, false, m16f);}
+               if (r_glsl_permutation->loc_BounceGridIntensity >= 0) qglUniform1f(r_glsl_permutation->loc_BounceGridIntensity, r_shadow_bouncegridintensity);
 
                if (r_glsl_permutation->tex_Texture_First           >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_First            , r_texture_white                                     );
                if (r_glsl_permutation->tex_Texture_Second          >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_Second           , r_texture_white                                     );
@@ -6058,178 +5545,9 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                                if (r_glsl_permutation->tex_Texture_CubeProjection  >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_CubeProjection    , r_shadow_shadowmapvsdcttexture                      );
                        }
                }
+               if (r_glsl_permutation->tex_Texture_BounceGrid  >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_BounceGrid, r_shadow_bouncegridtexture);
                CHECKGLERROR
                break;
-       case RENDERPATH_CGGL:
-#ifdef SUPPORTCG
-               if (!vid.useinterleavedarrays)
-               {
-                       RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_ARRAY_NORMAL | BATCHNEED_ARRAY_VECTOR | (rsurface.modellightmapcolor4f ? BATCHNEED_ARRAY_VERTEXCOLOR : 0) | BATCHNEED_ARRAY_TEXCOORD | (rsurface.uselightmaptexture ? BATCHNEED_ARRAY_LIGHTMAP : 0), texturenumsurfaces, texturesurfacelist);
-                       R_Mesh_VertexPointer(     3, GL_FLOAT, sizeof(float[3]), rsurface.batchvertex3f, rsurface.batchvertex3f_vertexbuffer, rsurface.batchvertex3f_bufferoffset);
-                       R_Mesh_ColorPointer(      4, GL_FLOAT, sizeof(float[4]), rsurface.batchlightmapcolor4f, rsurface.batchlightmapcolor4f_vertexbuffer, rsurface.batchlightmapcolor4f_bufferoffset);
-                       R_Mesh_TexCoordPointer(0, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordtexture2f, rsurface.batchtexcoordtexture2f_vertexbuffer, rsurface.batchtexcoordtexture2f_bufferoffset);
-                       R_Mesh_TexCoordPointer(1, 3, GL_FLOAT, sizeof(float[3]), rsurface.batchsvector3f, rsurface.batchsvector3f_vertexbuffer, rsurface.batchsvector3f_bufferoffset);
-                       R_Mesh_TexCoordPointer(2, 3, GL_FLOAT, sizeof(float[3]), rsurface.batchtvector3f, rsurface.batchtvector3f_vertexbuffer, rsurface.batchtvector3f_bufferoffset);
-                       R_Mesh_TexCoordPointer(3, 3, GL_FLOAT, sizeof(float[3]), rsurface.batchnormal3f, rsurface.batchnormal3f_vertexbuffer, rsurface.batchnormal3f_bufferoffset);
-                       R_Mesh_TexCoordPointer(4, 2, GL_FLOAT, sizeof(float[2]), rsurface.batchtexcoordlightmap2f, rsurface.batchtexcoordlightmap2f_vertexbuffer, rsurface.batchtexcoordlightmap2f_bufferoffset);
-               }
-               else
-               {
-                       RSurf_PrepareVerticesForBatch(BATCHNEED_VERTEXMESH_VERTEX | BATCHNEED_VERTEXMESH_NORMAL | BATCHNEED_VERTEXMESH_VECTOR | (rsurface.modellightmapcolor4f ? BATCHNEED_VERTEXMESH_VERTEXCOLOR : 0) | BATCHNEED_VERTEXMESH_TEXCOORD | (rsurface.uselightmaptexture ? BATCHNEED_VERTEXMESH_LIGHTMAP : 0), texturenumsurfaces, texturesurfacelist);
-                       R_Mesh_PrepareVertices_Mesh(rsurface.batchnumvertices, rsurface.batchvertexmesh, rsurface.batchvertexmeshbuffer);
-               }
-               R_SetupShader_SetPermutationCG(mode, permutation);
-               if (r_cg_permutation->fp_ModelToReflectCube) {Matrix4x4_ToArrayFloatGL(&rsurface.matrix, m16f);cgGLSetMatrixParameterfc(r_cg_permutation->fp_ModelToReflectCube, m16f);}CHECKCGERROR
-               if (mode == SHADERMODE_LIGHTSOURCE)
-               {
-                       if (r_cg_permutation->vp_ModelToLight) {Matrix4x4_ToArrayFloatGL(&rsurface.entitytolight, m16f);cgGLSetMatrixParameterfc(r_cg_permutation->vp_ModelToLight, m16f);}CHECKCGERROR
-                       if (r_cg_permutation->vp_LightPosition) cgGLSetParameter3f(r_cg_permutation->vp_LightPosition, rsurface.entitylightorigin[0], rsurface.entitylightorigin[1], rsurface.entitylightorigin[2]);CHECKCGERROR
-               }
-               else
-               {
-                       if (mode == SHADERMODE_LIGHTDIRECTION)
-                       {
-                               if (r_cg_permutation->vp_LightDir) cgGLSetParameter3f(r_cg_permutation->vp_LightDir, rsurface.modellight_lightdir[0], rsurface.modellight_lightdir[1], rsurface.modellight_lightdir[2]);CHECKCGERROR
-                       }
-               }
-               if (r_cg_permutation->vp_TexMatrix) {Matrix4x4_ToArrayFloatGL(&rsurface.texture->currenttexmatrix, m16f);cgGLSetMatrixParameterfc(r_cg_permutation->vp_TexMatrix, m16f);}CHECKCGERROR
-               if (r_cg_permutation->vp_BackgroundTexMatrix) {Matrix4x4_ToArrayFloatGL(&rsurface.texture->currentbackgroundtexmatrix, m16f);cgGLSetMatrixParameterfc(r_cg_permutation->vp_BackgroundTexMatrix, m16f);}CHECKCGERROR
-               if (r_cg_permutation->vp_ShadowMapMatrix) {Matrix4x4_ToArrayFloatGL(&r_shadow_shadowmapmatrix, m16f);cgGLSetMatrixParameterfc(r_cg_permutation->vp_ShadowMapMatrix, m16f);}CHECKGLERROR
-               if (r_cg_permutation->vp_EyePosition) cgGLSetParameter3f(r_cg_permutation->vp_EyePosition, rsurface.localvieworigin[0], rsurface.localvieworigin[1], rsurface.localvieworigin[2]);CHECKCGERROR
-               if (r_cg_permutation->vp_FogPlane) cgGLSetParameter4f(r_cg_permutation->vp_FogPlane, rsurface.fogplane[0], rsurface.fogplane[1], rsurface.fogplane[2], rsurface.fogplane[3]);CHECKCGERROR
-               CHECKGLERROR
-
-               if (mode == SHADERMODE_LIGHTSOURCE)
-               {
-                       if (r_cg_permutation->fp_LightPosition) cgGLSetParameter3f(r_cg_permutation->fp_LightPosition, rsurface.entitylightorigin[0], rsurface.entitylightorigin[1], rsurface.entitylightorigin[2]);CHECKCGERROR
-                       if (r_cg_permutation->fp_LightColor) cgGLSetParameter3f(r_cg_permutation->fp_LightColor, lightcolorbase[0], lightcolorbase[1], lightcolorbase[2]);CHECKCGERROR
-                       if (r_cg_permutation->fp_Color_Ambient) cgGLSetParameter3f(r_cg_permutation->fp_Color_Ambient, colormod[0] * ambientscale, colormod[1] * ambientscale, colormod[2] * ambientscale);CHECKCGERROR
-                       if (r_cg_permutation->fp_Color_Diffuse) cgGLSetParameter3f(r_cg_permutation->fp_Color_Diffuse, colormod[0] * diffusescale, colormod[1] * diffusescale, colormod[2] * diffusescale);CHECKCGERROR
-                       if (r_cg_permutation->fp_Color_Specular) cgGLSetParameter3f(r_cg_permutation->fp_Color_Specular, r_refdef.view.colorscale * specularscale, r_refdef.view.colorscale * specularscale, r_refdef.view.colorscale * specularscale);CHECKCGERROR
-
-                       // additive passes are only darkened by fog, not tinted
-                       if (r_cg_permutation->fp_FogColor) cgGLSetParameter3f(r_cg_permutation->fp_FogColor, 0, 0, 0);CHECKCGERROR
-                       if (r_cg_permutation->fp_SpecularPower) cgGLSetParameter1f(r_cg_permutation->fp_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));CHECKCGERROR
-               }
-               else
-               {
-                       if (mode == SHADERMODE_FLATCOLOR)
-                       {
-                               if (r_cg_permutation->fp_Color_Ambient) cgGLSetParameter3f(r_cg_permutation->fp_Color_Ambient, colormod[0], colormod[1], colormod[2]);CHECKCGERROR
-                       }
-                       else if (mode == SHADERMODE_LIGHTDIRECTION)
-                       {
-                               if (r_cg_permutation->fp_Color_Ambient) cgGLSetParameter3f(r_cg_permutation->fp_Color_Ambient, (r_refdef.scene.ambient + rsurface.modellight_ambient[0] * r_refdef.lightmapintensity) * colormod[0], (r_refdef.scene.ambient + rsurface.modellight_ambient[1] * r_refdef.lightmapintensity) * colormod[1], (r_refdef.scene.ambient + rsurface.modellight_ambient[2] * r_refdef.lightmapintensity) * colormod[2]);CHECKCGERROR
-                               if (r_cg_permutation->fp_Color_Diffuse) cgGLSetParameter3f(r_cg_permutation->fp_Color_Diffuse, r_refdef.lightmapintensity * colormod[0], r_refdef.lightmapintensity * colormod[1], r_refdef.lightmapintensity * colormod[2]);CHECKCGERROR
-                               if (r_cg_permutation->fp_Color_Specular) cgGLSetParameter3f(r_cg_permutation->fp_Color_Specular, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale);CHECKCGERROR
-                               if (r_cg_permutation->fp_DeferredMod_Diffuse) cgGLSetParameter3f(r_cg_permutation->fp_DeferredMod_Diffuse, colormod[0] * r_shadow_deferred_8bitrange.value, colormod[1] * r_shadow_deferred_8bitrange.value, colormod[2] * r_shadow_deferred_8bitrange.value);CHECKCGERROR
-                               if (r_cg_permutation->fp_DeferredMod_Specular) cgGLSetParameter3f(r_cg_permutation->fp_DeferredMod_Specular, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value);CHECKCGERROR
-                               if (r_cg_permutation->fp_LightColor) cgGLSetParameter3f(r_cg_permutation->fp_LightColor, rsurface.modellight_diffuse[0], rsurface.modellight_diffuse[1], rsurface.modellight_diffuse[2]);CHECKCGERROR
-                               if (r_cg_permutation->fp_LightDir) cgGLSetParameter3f(r_cg_permutation->fp_LightDir, rsurface.modellight_lightdir[0], rsurface.modellight_lightdir[1], rsurface.modellight_lightdir[2]);CHECKCGERROR
-                       }
-                       else
-                       {
-                               if (r_cg_permutation->fp_Color_Ambient) cgGLSetParameter3f(r_cg_permutation->fp_Color_Ambient, r_refdef.scene.ambient * colormod[0], r_refdef.scene.ambient * colormod[1], r_refdef.scene.ambient * colormod[2]);CHECKCGERROR
-                               if (r_cg_permutation->fp_Color_Diffuse) cgGLSetParameter3f(r_cg_permutation->fp_Color_Diffuse, rsurface.texture->lightmapcolor[0], rsurface.texture->lightmapcolor[1], rsurface.texture->lightmapcolor[2]);CHECKCGERROR
-                               if (r_cg_permutation->fp_Color_Specular) cgGLSetParameter3f(r_cg_permutation->fp_Color_Specular, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale, r_refdef.lightmapintensity * r_refdef.view.colorscale * specularscale);CHECKCGERROR
-                               if (r_cg_permutation->fp_DeferredMod_Diffuse) cgGLSetParameter3f(r_cg_permutation->fp_DeferredMod_Diffuse, colormod[0] * diffusescale * r_shadow_deferred_8bitrange.value, colormod[1] * diffusescale * r_shadow_deferred_8bitrange.value, colormod[2] * diffusescale * r_shadow_deferred_8bitrange.value);CHECKCGERROR
-                               if (r_cg_permutation->fp_DeferredMod_Specular) cgGLSetParameter3f(r_cg_permutation->fp_DeferredMod_Specular, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value, specularscale * r_shadow_deferred_8bitrange.value);CHECKCGERROR
-                       }
-                       // additive passes are only darkened by fog, not tinted
-                       if (r_cg_permutation->fp_FogColor)
-                       {
-                               if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ADD)
-                                       cgGLSetParameter3f(r_cg_permutation->fp_FogColor, 0, 0, 0);
-                               else
-                                       cgGLSetParameter3f(r_cg_permutation->fp_FogColor, r_refdef.fogcolor[0], r_refdef.fogcolor[1], r_refdef.fogcolor[2]);
-                               CHECKCGERROR
-                       }
-                       if (r_cg_permutation->fp_DistortScaleRefractReflect) cgGLSetParameter4f(r_cg_permutation->fp_DistortScaleRefractReflect, r_water_refractdistort.value * rsurface.texture->refractfactor, r_water_refractdistort.value * rsurface.texture->refractfactor, r_water_reflectdistort.value * rsurface.texture->reflectfactor, r_water_reflectdistort.value * rsurface.texture->reflectfactor);CHECKCGERROR
-                       if (r_cg_permutation->fp_ScreenScaleRefractReflect) cgGLSetParameter4f(r_cg_permutation->fp_ScreenScaleRefractReflect, r_waterstate.screenscale[0], r_waterstate.screenscale[1], r_waterstate.screenscale[0], r_waterstate.screenscale[1]);CHECKCGERROR
-                       if (r_cg_permutation->fp_ScreenCenterRefractReflect) cgGLSetParameter4f(r_cg_permutation->fp_ScreenCenterRefractReflect, r_waterstate.screencenter[0], r_waterstate.screencenter[1], r_waterstate.screencenter[0], r_waterstate.screencenter[1]);CHECKCGERROR
-                       if (r_cg_permutation->fp_RefractColor) cgGLSetParameter4f(r_cg_permutation->fp_RefractColor, rsurface.texture->refractcolor4f[0], rsurface.texture->refractcolor4f[1], rsurface.texture->refractcolor4f[2], rsurface.texture->refractcolor4f[3] * rsurface.texture->lightmapcolor[3]);CHECKCGERROR
-                       if (r_cg_permutation->fp_ReflectColor) cgGLSetParameter4f(r_cg_permutation->fp_ReflectColor, rsurface.texture->reflectcolor4f[0], rsurface.texture->reflectcolor4f[1], rsurface.texture->reflectcolor4f[2], rsurface.texture->reflectcolor4f[3] * rsurface.texture->lightmapcolor[3]);CHECKCGERROR
-                       if (r_cg_permutation->fp_ReflectFactor) cgGLSetParameter1f(r_cg_permutation->fp_ReflectFactor, rsurface.texture->reflectmax - rsurface.texture->reflectmin);CHECKCGERROR
-                       if (r_cg_permutation->fp_ReflectOffset) cgGLSetParameter1f(r_cg_permutation->fp_ReflectOffset, rsurface.texture->reflectmin);CHECKCGERROR
-                       if (r_cg_permutation->fp_SpecularPower) cgGLSetParameter1f(r_cg_permutation->fp_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));CHECKCGERROR
-                       if (r_cg_permutation->fp_NormalmapScrollBlend) cgGLSetParameter2f(r_cg_permutation->fp_NormalmapScrollBlend, rsurface.texture->r_water_waterscroll[0], rsurface.texture->r_water_waterscroll[1]);
-               }
-               if (r_cg_permutation->fp_ShadowMap_TextureScale) cgGLSetParameter2f(r_cg_permutation->fp_ShadowMap_TextureScale, r_shadow_shadowmap_texturescale[0], r_shadow_shadowmap_texturescale[1]);CHECKCGERROR
-               if (r_cg_permutation->fp_ShadowMap_Parameters) cgGLSetParameter4f(r_cg_permutation->fp_ShadowMap_Parameters, r_shadow_shadowmap_parameters[0], r_shadow_shadowmap_parameters[1], r_shadow_shadowmap_parameters[2], r_shadow_shadowmap_parameters[3]);CHECKCGERROR
-               if (r_cg_permutation->fp_Color_Glow) cgGLSetParameter3f(r_cg_permutation->fp_Color_Glow, rsurface.glowmod[0], rsurface.glowmod[1], rsurface.glowmod[2]);CHECKCGERROR
-               if (r_cg_permutation->fp_Alpha) cgGLSetParameter1f(r_cg_permutation->fp_Alpha, rsurface.texture->lightmapcolor[3] * ((rsurface.texture->basematerialflags & MATERIALFLAG_WATERSHADER && r_waterstate.enabled && !r_refdef.view.isoverlay) ? rsurface.texture->r_water_wateralpha : 1));CHECKCGERROR
-               if (r_cg_permutation->fp_EyePosition) cgGLSetParameter3f(r_cg_permutation->fp_EyePosition, rsurface.localvieworigin[0], rsurface.localvieworigin[1], rsurface.localvieworigin[2]);CHECKCGERROR
-               if (r_cg_permutation->fp_Color_Pants)
-               {
-                       if (rsurface.texture->pantstexture)
-                               cgGLSetParameter3f(r_cg_permutation->fp_Color_Pants, rsurface.colormap_pantscolor[0], rsurface.colormap_pantscolor[1], rsurface.colormap_pantscolor[2]);
-                       else
-                               cgGLSetParameter3f(r_cg_permutation->fp_Color_Pants, 0, 0, 0);
-                       CHECKCGERROR
-               }
-               if (r_cg_permutation->fp_Color_Shirt)
-               {
-                       if (rsurface.texture->shirttexture)
-                               cgGLSetParameter3f(r_cg_permutation->fp_Color_Shirt, rsurface.colormap_shirtcolor[0], rsurface.colormap_shirtcolor[1], rsurface.colormap_shirtcolor[2]);
-                       else
-                               cgGLSetParameter3f(r_cg_permutation->fp_Color_Shirt, 0, 0, 0);
-                       CHECKCGERROR
-               }
-               if (r_cg_permutation->fp_FogPlane) cgGLSetParameter4f(r_cg_permutation->fp_FogPlane, rsurface.fogplane[0], rsurface.fogplane[1], rsurface.fogplane[2], rsurface.fogplane[3]);CHECKCGERROR
-               if (r_cg_permutation->fp_FogPlaneViewDist) cgGLSetParameter1f(r_cg_permutation->fp_FogPlaneViewDist, rsurface.fogplaneviewdist);CHECKCGERROR
-               if (r_cg_permutation->fp_FogRangeRecip) cgGLSetParameter1f(r_cg_permutation->fp_FogRangeRecip, rsurface.fograngerecip);CHECKCGERROR
-               if (r_cg_permutation->fp_FogHeightFade) cgGLSetParameter1f(r_cg_permutation->fp_FogHeightFade, rsurface.fogheightfade);CHECKCGERROR
-               if (r_cg_permutation->fp_OffsetMapping_Scale) cgGLSetParameter1f(r_cg_permutation->fp_OffsetMapping_Scale, r_glsl_offsetmapping_scale.value);CHECKCGERROR
-               if (r_cg_permutation->fp_ScreenToDepth) cgGLSetParameter2f(r_cg_permutation->fp_ScreenToDepth, r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);CHECKCGERROR
-               if (r_cg_permutation->fp_PixelToScreenTexCoord) cgGLSetParameter2f(r_cg_permutation->fp_PixelToScreenTexCoord, 1.0f/vid.width, 1.0/vid.height);CHECKCGERROR
-
-       //      if (r_cg_permutation->fp_Texture_First          ) CG_BindTexture(r_cg_permutation->fp_Texture_First          , r_texture_white                                     );CHECKCGERROR
-       //      if (r_cg_permutation->fp_Texture_Second         ) CG_BindTexture(r_cg_permutation->fp_Texture_Second         , r_texture_white                                     );CHECKCGERROR
-       //      if (r_cg_permutation->fp_Texture_GammaRamps     ) CG_BindTexture(r_cg_permutation->fp_Texture_GammaRamps     , r_texture_gammaramps                                );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_Normal         ) CG_BindTexture(r_cg_permutation->fp_Texture_Normal         , rsurface.texture->nmaptexture                       );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_Color          ) CG_BindTexture(r_cg_permutation->fp_Texture_Color          , rsurface.texture->basetexture                       );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_Gloss          ) CG_BindTexture(r_cg_permutation->fp_Texture_Gloss          , rsurface.texture->glosstexture                      );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_Glow           ) CG_BindTexture(r_cg_permutation->fp_Texture_Glow           , rsurface.texture->glowtexture                       );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_SecondaryNormal) CG_BindTexture(r_cg_permutation->fp_Texture_SecondaryNormal, rsurface.texture->backgroundnmaptexture             );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_SecondaryColor ) CG_BindTexture(r_cg_permutation->fp_Texture_SecondaryColor , rsurface.texture->backgroundbasetexture             );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_SecondaryGloss ) CG_BindTexture(r_cg_permutation->fp_Texture_SecondaryGloss , rsurface.texture->backgroundglosstexture            );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_SecondaryGlow  ) CG_BindTexture(r_cg_permutation->fp_Texture_SecondaryGlow  , rsurface.texture->backgroundglowtexture             );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_Pants          ) CG_BindTexture(r_cg_permutation->fp_Texture_Pants          , rsurface.texture->pantstexture                      );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_Shirt          ) CG_BindTexture(r_cg_permutation->fp_Texture_Shirt          , rsurface.texture->shirttexture                      );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_ReflectMask    ) CG_BindTexture(r_cg_permutation->fp_Texture_ReflectMask    , rsurface.texture->reflectmasktexture                );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_ReflectCube    ) CG_BindTexture(r_cg_permutation->fp_Texture_ReflectCube    , rsurface.texture->reflectcubetexture ? rsurface.texture->reflectcubetexture : r_texture_whitecube);CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_FogHeightTexture) CG_BindTexture(r_cg_permutation->fp_Texture_FogHeightTexture, r_texture_fogheighttexture                         );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_FogMask        ) CG_BindTexture(r_cg_permutation->fp_Texture_FogMask        , r_texture_fogattenuation                            );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_Lightmap       ) CG_BindTexture(r_cg_permutation->fp_Texture_Lightmap       , rsurface.lightmaptexture ? rsurface.lightmaptexture : r_texture_white);CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_Deluxemap      ) CG_BindTexture(r_cg_permutation->fp_Texture_Deluxemap      , rsurface.deluxemaptexture ? rsurface.deluxemaptexture : r_texture_blanknormalmap);CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_Attenuation    ) CG_BindTexture(r_cg_permutation->fp_Texture_Attenuation    , r_shadow_attenuationgradienttexture                 );CHECKCGERROR
-               if (rsurfacepass == RSURFPASS_BACKGROUND)
-               {
-                       if (r_cg_permutation->fp_Texture_Refraction     ) CG_BindTexture(r_cg_permutation->fp_Texture_Refraction     , waterplane->texture_refraction ? waterplane->texture_refraction : r_texture_black);CHECKCGERROR
-                       else if (r_cg_permutation->fp_Texture_First     ) CG_BindTexture(r_cg_permutation->fp_Texture_First          , waterplane->texture_camera ? waterplane->texture_camera : r_texture_black);CHECKCGERROR
-                       if (r_cg_permutation->fp_Texture_Reflection     ) CG_BindTexture(r_cg_permutation->fp_Texture_Reflection     , waterplane->texture_reflection ? waterplane->texture_reflection : r_texture_black);CHECKCGERROR
-               }
-               else
-               {
-                       if (r_cg_permutation->fp_Texture_Reflection     ) CG_BindTexture(r_cg_permutation->fp_Texture_Reflection     , waterplane->texture_reflection ? waterplane->texture_reflection : r_texture_black);CHECKCGERROR
-               }
-               if (r_cg_permutation->fp_Texture_ScreenDepth    ) CG_BindTexture(r_cg_permutation->fp_Texture_ScreenDepth    , r_shadow_prepassgeometrydepthtexture                );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_ScreenNormalMap) CG_BindTexture(r_cg_permutation->fp_Texture_ScreenNormalMap, r_shadow_prepassgeometrynormalmaptexture            );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_ScreenDiffuse  ) CG_BindTexture(r_cg_permutation->fp_Texture_ScreenDiffuse  , r_shadow_prepasslightingdiffusetexture              );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_ScreenSpecular ) CG_BindTexture(r_cg_permutation->fp_Texture_ScreenSpecular , r_shadow_prepasslightingspeculartexture             );CHECKCGERROR
-               if (rsurface.rtlight || (r_shadow_usingshadowmaportho && !(rsurface.ent_flags & RENDER_NOSELFSHADOW)))
-               {
-                       if (r_cg_permutation->fp_Texture_ShadowMap2D    ) CG_BindTexture(r_cg_permutation->fp_Texture_ShadowMap2D    , r_shadow_shadowmap2dtexture                         );CHECKCGERROR
-                       if (rsurface.rtlight)
-                       {
-                               if (r_cg_permutation->fp_Texture_Cube           ) CG_BindTexture(r_cg_permutation->fp_Texture_Cube           , rsurface.rtlight->currentcubemap                    );CHECKCGERROR
-                               if (r_cg_permutation->fp_Texture_CubeProjection ) CG_BindTexture(r_cg_permutation->fp_Texture_CubeProjection , r_shadow_shadowmapvsdcttexture                      );CHECKCGERROR
-                       }
-               }
-
-               CHECKGLERROR
-#endif
-               break;
        case RENDERPATH_GL13:
        case RENDERPATH_GL11:
                break;
@@ -6460,28 +5778,6 @@ void R_SetupShader_DeferredLight(const rtlight_t *rtlight)
                if (r_glsl_permutation->tex_Texture_ShadowMap2D       >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ShadowMap2D        , r_shadow_shadowmap2dtexture                         );
                if (r_glsl_permutation->tex_Texture_CubeProjection    >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_CubeProjection     , r_shadow_shadowmapvsdcttexture                      );
                break;
-       case RENDERPATH_CGGL:
-#ifdef SUPPORTCG
-               R_SetupShader_SetPermutationCG(mode, permutation);
-               if (r_cg_permutation->fp_LightPosition            ) cgGLSetParameter3f(r_cg_permutation->fp_LightPosition, viewlightorigin[0], viewlightorigin[1], viewlightorigin[2]);CHECKCGERROR
-               if (r_cg_permutation->fp_ViewToLight              ) cgGLSetMatrixParameterfc(r_cg_permutation->fp_ViewToLight, viewtolight16f);CHECKCGERROR
-               if (r_cg_permutation->fp_DeferredColor_Ambient    ) cgGLSetParameter3f(r_cg_permutation->fp_DeferredColor_Ambient , lightcolorbase[0] * ambientscale  * range, lightcolorbase[1] * ambientscale  * range, lightcolorbase[2] * ambientscale  * range);CHECKCGERROR
-               if (r_cg_permutation->fp_DeferredColor_Diffuse    ) cgGLSetParameter3f(r_cg_permutation->fp_DeferredColor_Diffuse , lightcolorbase[0] * diffusescale  * range, lightcolorbase[1] * diffusescale  * range, lightcolorbase[2] * diffusescale  * range);CHECKCGERROR
-               if (r_cg_permutation->fp_DeferredColor_Specular   ) cgGLSetParameter3f(r_cg_permutation->fp_DeferredColor_Specular, lightcolorbase[0] * specularscale * range, lightcolorbase[1] * specularscale * range, lightcolorbase[2] * specularscale * range);CHECKCGERROR
-               if (r_cg_permutation->fp_ShadowMap_TextureScale   ) cgGLSetParameter2f(r_cg_permutation->fp_ShadowMap_TextureScale, r_shadow_shadowmap_texturescale[0], r_shadow_shadowmap_texturescale[1]);CHECKCGERROR
-               if (r_cg_permutation->fp_ShadowMap_Parameters     ) cgGLSetParameter4f(r_cg_permutation->fp_ShadowMap_Parameters, r_shadow_shadowmap_parameters[0], r_shadow_shadowmap_parameters[1], r_shadow_shadowmap_parameters[2], r_shadow_shadowmap_parameters[3]);CHECKCGERROR
-               if (r_cg_permutation->fp_SpecularPower            ) cgGLSetParameter1f(r_cg_permutation->fp_SpecularPower, (r_shadow_gloss.integer == 2 ? r_shadow_gloss2exponent.value : r_shadow_glossexponent.value) * (r_shadow_glossexact.integer ? 0.25f : 1.0f));CHECKCGERROR
-               if (r_cg_permutation->fp_ScreenToDepth            ) cgGLSetParameter2f(r_cg_permutation->fp_ScreenToDepth, r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);CHECKCGERROR
-               if (r_cg_permutation->fp_PixelToScreenTexCoord    ) cgGLSetParameter2f(r_cg_permutation->fp_PixelToScreenTexCoord, 1.0f/vid.width, 1.0/vid.height);CHECKCGERROR
-
-               if (r_cg_permutation->fp_Texture_Attenuation      ) CG_BindTexture(r_cg_permutation->fp_Texture_Attenuation    , r_shadow_attenuationgradienttexture                 );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_ScreenDepth      ) CG_BindTexture(r_cg_permutation->fp_Texture_ScreenDepth    , r_shadow_prepassgeometrydepthtexture                );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_ScreenNormalMap  ) CG_BindTexture(r_cg_permutation->fp_Texture_ScreenNormalMap, r_shadow_prepassgeometrynormalmaptexture            );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_Cube             ) CG_BindTexture(r_cg_permutation->fp_Texture_Cube           , rsurface.rtlight->currentcubemap                    );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_ShadowMap2D      ) CG_BindTexture(r_cg_permutation->fp_Texture_ShadowMap2D    , r_shadow_shadowmap2dtexture                         );CHECKCGERROR
-               if (r_cg_permutation->fp_Texture_CubeProjection   ) CG_BindTexture(r_cg_permutation->fp_Texture_CubeProjection , r_shadow_shadowmapvsdcttexture                      );CHECKCGERROR
-#endif
-               break;
        case RENDERPATH_GL13:
        case RENDERPATH_GL11:
                break;
@@ -6508,6 +5804,50 @@ void R_SetupShader_DeferredLight(const rtlight_t *rtlight)
        }
 }
 
+void R_SetupShader_DeferredBounceLight(void)
+{
+       // array of particle lights that contribute only ambient color
+       unsigned int permutation = 0;
+       unsigned int mode = 0;
+       mode = SHADERMODE_DEFERREDBOUNCELIGHT;
+       switch(vid.renderpath)
+       {
+       case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+               R_SetupShader_SetPermutationHLSL(mode, permutation);
+               hlslPSSetParameter2f(D3DPSREGISTER_ScreenToDepth, r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
+               hlslPSSetParameter2f(D3DPSREGISTER_PixelToScreenTexCoord, 1.0f/vid.width, 1.0/vid.height);
+
+               R_Mesh_TexBind(GL20TU_SCREENDEPTH        , r_shadow_prepassgeometrydepthcolortexture           );
+#endif
+               break;
+       case RENDERPATH_D3D10:
+               Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
+       case RENDERPATH_D3D11:
+               Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
+       case RENDERPATH_GL20:
+       case RENDERPATH_GLES2:
+               R_SetupShader_SetPermutationGLSL(mode, permutation);
+               if (r_glsl_permutation->loc_ScreenToDepth             >= 0) qglUniform2f(       r_glsl_permutation->loc_ScreenToDepth            , r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
+               if (r_glsl_permutation->loc_PixelToScreenTexCoord     >= 0) qglUniform2f(       r_glsl_permutation->loc_PixelToScreenTexCoord    , 1.0f/vid.width, 1.0f/vid.height);
+
+               if (r_glsl_permutation->tex_Texture_ScreenDepth       >= 0) R_Mesh_TexBind(r_glsl_permutation->tex_Texture_ScreenDepth        , r_shadow_prepassgeometrydepthtexture                );
+               break;
+       case RENDERPATH_GL13:
+       case RENDERPATH_GL11:
+               break;
+       case RENDERPATH_SOFT:
+               R_SetupShader_SetPermutationGLSL(mode, permutation);
+               DPSOFTRAST_Uniform2f(       DPSOFTRAST_UNIFORM_ScreenToDepth            , r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
+               DPSOFTRAST_Uniform2f(DPSOFTRAST_UNIFORM_PixelToScreenTexCoord, 1.0f/vid.width, 1.0f/vid.height);
+
+               R_Mesh_TexBind(GL20TU_SCREENDEPTH        , r_shadow_prepassgeometrydepthtexture                );
+               break;
+       }
+}
+
 #define SKINFRAME_HASH 1024
 
 typedef struct
@@ -7344,7 +6684,6 @@ void gl_main_start(void)
        switch(vid.renderpath)
        {
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_D3D9:
        case RENDERPATH_D3D10:
        case RENDERPATH_D3D11:
@@ -7415,18 +6754,12 @@ void gl_main_start(void)
        memset(r_glsl_permutationhash, 0, sizeof(r_glsl_permutationhash));
        Mem_ExpandableArray_NewArray(&r_glsl_permutationarray, r_main_mempool, sizeof(r_glsl_permutation_t), 256);
        glslshaderstring = NULL;
-#ifdef SUPPORTCG
-       r_cg_permutation = NULL;
-       memset(r_cg_permutationhash, 0, sizeof(r_cg_permutationhash));
-       Mem_ExpandableArray_NewArray(&r_cg_permutationarray, r_main_mempool, sizeof(r_cg_permutation_t), 256);
-       cgshaderstring = NULL;
-#endif
 #ifdef SUPPORTD3D
        r_hlsl_permutation = NULL;
        memset(r_hlsl_permutationhash, 0, sizeof(r_hlsl_permutationhash));
        Mem_ExpandableArray_NewArray(&r_hlsl_permutationarray, r_main_mempool, sizeof(r_hlsl_permutation_t), 256);
-       hlslshaderstring = NULL;
 #endif
+       hlslshaderstring = NULL;
        memset(&r_svbsp, 0, sizeof (r_svbsp));
 
        r_refdef.fogmasktable_density = 0;
@@ -7444,7 +6777,6 @@ void gl_main_shutdown(void)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_GLES2:
                if (r_maxqueries)
                        qglDeleteQueriesARB(r_maxqueries, r_queries);
@@ -7497,18 +6829,12 @@ void gl_main_shutdown(void)
        memset(r_glsl_permutationhash, 0, sizeof(r_glsl_permutationhash));
        Mem_ExpandableArray_FreeArray(&r_glsl_permutationarray);
        glslshaderstring = NULL;
-#ifdef SUPPORTCG
-       r_cg_permutation = NULL;
-       memset(r_cg_permutationhash, 0, sizeof(r_cg_permutationhash));
-       Mem_ExpandableArray_FreeArray(&r_cg_permutationarray);
-       cgshaderstring = NULL;
-#endif
 #ifdef SUPPORTD3D
        r_hlsl_permutation = NULL;
        memset(r_hlsl_permutationhash, 0, sizeof(r_hlsl_permutationhash));
        Mem_ExpandableArray_FreeArray(&r_hlsl_permutationarray);
-       hlslshaderstring = NULL;
 #endif
+       hlslshaderstring = NULL;
 }
 
 extern void CL_ParseEntityLump(char *entitystring);
@@ -7661,6 +6987,12 @@ void GL_Main_Init(void)
        Cvar_RegisterVariable(&r_hdr_scenebrightness);
        Cvar_RegisterVariable(&r_hdr_glowintensity);
        Cvar_RegisterVariable(&r_hdr_range);
+       Cvar_RegisterVariable(&r_hdr_irisadaptation);
+       Cvar_RegisterVariable(&r_hdr_irisadaptation_multiplier);
+       Cvar_RegisterVariable(&r_hdr_irisadaptation_minvalue);
+       Cvar_RegisterVariable(&r_hdr_irisadaptation_maxvalue);
+       Cvar_RegisterVariable(&r_hdr_irisadaptation_value);
+       Cvar_RegisterVariable(&r_hdr_irisadaptation_fade);
        Cvar_RegisterVariable(&r_smoothnormals_areaweighting);
        Cvar_RegisterVariable(&developer_texturelogging);
        Cvar_RegisterVariable(&gl_lightmaps);
@@ -8072,7 +7404,6 @@ void R_AnimCache_CacheVisibleEntities(void)
        switch(vid.renderpath)
        {
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_D3D9:
        case RENDERPATH_D3D10:
        case RENDERPATH_D3D11:
@@ -8140,10 +7471,10 @@ static void R_View_UpdateEntityLighting (void)
                        {
                                if (ent->model->sprite.sprnum_type == SPR_OVERHEAD) // apply offset for overhead sprites
                                        org[2] = org[2] + r_overheadsprites_pushback.value;
-                               R_CompleteLightPoint(ent->modellight_ambient, ent->modellight_diffuse, ent->modellight_lightdir, org, LP_LIGHTMAP | LP_RTWORLD | LP_DYNLIGHT);
+                               R_CompleteLightPoint(ent->modellight_ambient, ent->modellight_diffuse, tempdiffusenormal, org, LP_LIGHTMAP | LP_RTWORLD | LP_DYNLIGHT);
                        }
                        else
-                               r_refdef.scene.worldmodel->brush.LightPoint(r_refdef.scene.worldmodel, org, ent->modellight_ambient, ent->modellight_diffuse, tempdiffusenormal);
+                               R_CompleteLightPoint(ent->modellight_ambient, ent->modellight_diffuse, tempdiffusenormal, org, LP_LIGHTMAP);
 
                        if(ent->flags & RENDER_EQUALIZE)
                        {
@@ -8385,6 +7716,35 @@ static void R_DrawModelsAddWaterPlanes(void)
        }
 }
 
+void R_HDR_UpdateIrisAdaptation(const vec3_t point)
+{
+       if (r_hdr_irisadaptation.integer)
+       {
+               vec3_t ambient;
+               vec3_t diffuse;
+               vec3_t diffusenormal;
+               vec_t brightness;
+               vec_t goal;
+               vec_t adjust;
+               vec_t current;
+               R_CompleteLightPoint(ambient, diffuse, diffusenormal, point, LP_LIGHTMAP | LP_RTWORLD | LP_DYNLIGHT);
+               brightness = (ambient[0] + ambient[1] + ambient[2] + diffuse[0] + diffuse[1] + diffuse[2]) * (1.0f / 3.0f);
+               brightness = max(0.0000001f, brightness);
+               goal = r_hdr_irisadaptation_multiplier.value / brightness;
+               goal = bound(r_hdr_irisadaptation_minvalue.value, goal, r_hdr_irisadaptation_maxvalue.value);
+               adjust = r_hdr_irisadaptation_fade.value * cl.realframetime;
+               current = r_hdr_irisadaptation_value.value;
+               if (current < goal)
+                       current = min(current + adjust, goal);
+               else if (current > goal)
+                       current = max(current - adjust, goal);
+               if (fabs(r_hdr_irisadaptation_value.value - current) > 0.0001f)
+                       Cvar_SetValueQuick(&r_hdr_irisadaptation_value, current);
+       }
+       else if (r_hdr_irisadaptation_value.value != 1.0f)
+               Cvar_SetValueQuick(&r_hdr_irisadaptation_value, 1.0f);
+}
+
 static void R_View_SetFrustum(const int *scissor)
 {
        int i;
@@ -8411,7 +7771,6 @@ static void R_View_SetFrustum(const int *scissor)
                        case RENDERPATH_GL11:
                        case RENDERPATH_GL13:
                        case RENDERPATH_GL20:
-                       case RENDERPATH_CGGL:
                        case RENDERPATH_GLES2:
                                // non-flipped y coordinates
                                fny = -1.0 + 2.0 * (scissor[1]              - r_refdef.view.viewport.y) / (double) (r_refdef.view.viewport.height);
@@ -8658,14 +8017,6 @@ void R_EntityMatrix(const matrix4x4_t *matrix)
                case RENDERPATH_D3D11:
                        Con_DPrintf("FIXME D3D11 shader %s:%i\n", __FILE__, __LINE__);
                        break;
-               case RENDERPATH_CGGL:
-#ifdef SUPPORTCG
-                       CHECKCGERROR
-                       if (r_cg_permutation && r_cg_permutation->vp_ModelViewProjectionMatrix) cgGLSetMatrixParameterfc(r_cg_permutation->vp_ModelViewProjectionMatrix, gl_modelviewprojection16f);CHECKCGERROR
-                       if (r_cg_permutation && r_cg_permutation->vp_ModelViewMatrix) cgGLSetMatrixParameterfc(r_cg_permutation->vp_ModelViewMatrix, gl_modelview16f);CHECKCGERROR
-                       qglLoadMatrixf(gl_modelview16f);CHECKGLERROR
-#endif
-                       break;
                case RENDERPATH_GL13:
                case RENDERPATH_GL11:
                        qglLoadMatrixf(gl_modelview16f);CHECKGLERROR
@@ -8709,7 +8060,6 @@ void R_ResetViewRendering2D(void)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_GLES2:
                qglEnable(GL_POLYGON_OFFSET_FILL);CHECKGLERROR
                break;
@@ -8745,7 +8095,6 @@ void R_ResetViewRendering3D(void)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_GLES2:
                qglEnable(GL_POLYGON_OFFSET_FILL);CHECKGLERROR
                break;
@@ -8789,7 +8138,6 @@ static void R_Water_StartFrame(void)
        switch(vid.renderpath)
        {
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_D3D9:
        case RENDERPATH_D3D10:
        case RENDERPATH_D3D11:
@@ -9156,7 +8504,6 @@ void R_Bloom_StartFrame(void)
        switch(vid.renderpath)
        {
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_D3D9:
        case RENDERPATH_D3D10:
        case RENDERPATH_D3D11:
@@ -9261,7 +8608,6 @@ void R_Bloom_StartFrame(void)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_SOFT:
        case RENDERPATH_GLES2:
                break;
@@ -9305,7 +8651,6 @@ void R_Bloom_CopyBloomTexture(float colorscale)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_SOFT:
        case RENDERPATH_GLES2:
                R_Mesh_PrepareVertices_Generic_Arrays(4, r_screenvertex3f, NULL, r_bloomstate.screentexcoord2f);
@@ -9481,7 +8826,6 @@ static void R_BlendView(void)
        switch (vid.renderpath)
        {
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_D3D9:
        case RENDERPATH_D3D10:
        case RENDERPATH_D3D11:
@@ -9539,7 +8883,6 @@ static void R_BlendView(void)
                                        case RENDERPATH_GL11:
                                        case RENDERPATH_GL13:
                                        case RENDERPATH_GL20:
-                                       case RENDERPATH_CGGL:
                                        case RENDERPATH_SOFT:
                                        case RENDERPATH_GLES2:
                                                R_Mesh_PrepareVertices_Generic_Arrays(4, r_screenvertex3f, NULL, r_bloomstate.screentexcoord2f);
@@ -9621,24 +8964,6 @@ static void R_BlendView(void)
                        if (r_glsl_permutation->loc_PixelToScreenTexCoord   >= 0) qglUniform2f(r_glsl_permutation->loc_PixelToScreenTexCoord, 1.0f/vid.width, 1.0f/vid.height);
                        if (r_glsl_permutation->loc_BloomColorSubtract      >= 0) qglUniform4f(r_glsl_permutation->loc_BloomColorSubtract   , r_bloom_colorsubtract.value, r_bloom_colorsubtract.value, r_bloom_colorsubtract.value, 0.0f);
                        break;
-               case RENDERPATH_CGGL:
-#ifdef SUPPORTCG
-                       R_Mesh_PrepareVertices_Mesh_Arrays(4, r_screenvertex3f, NULL, NULL, NULL, NULL, r_bloomstate.screentexcoord2f, r_bloomstate.bloomtexcoord2f);
-                       R_SetupShader_SetPermutationCG(SHADERMODE_POSTPROCESS, permutation);
-                       if (r_cg_permutation->fp_Texture_First     ) CG_BindTexture(r_cg_permutation->fp_Texture_First     , r_bloomstate.texture_screen);CHECKCGERROR
-                       if (r_cg_permutation->fp_Texture_Second    ) CG_BindTexture(r_cg_permutation->fp_Texture_Second    , r_bloomstate.texture_bloom );CHECKCGERROR
-                       if (r_cg_permutation->fp_Texture_GammaRamps) CG_BindTexture(r_cg_permutation->fp_Texture_GammaRamps, r_texture_gammaramps       );CHECKCGERROR
-                       if (r_cg_permutation->fp_ViewTintColor     ) cgGLSetParameter4f(     r_cg_permutation->fp_ViewTintColor     , r_refdef.viewblend[0], r_refdef.viewblend[1], r_refdef.viewblend[2], r_refdef.viewblend[3]);CHECKCGERROR
-                       if (r_cg_permutation->fp_PixelSize         ) cgGLSetParameter2f(     r_cg_permutation->fp_PixelSize         , 1.0/r_bloomstate.screentexturewidth, 1.0/r_bloomstate.screentextureheight);CHECKCGERROR
-                       if (r_cg_permutation->fp_UserVec1          ) cgGLSetParameter4f(     r_cg_permutation->fp_UserVec1          , uservecs[0][0], uservecs[0][1], uservecs[0][2], uservecs[0][3]);CHECKCGERROR
-                       if (r_cg_permutation->fp_UserVec2          ) cgGLSetParameter4f(     r_cg_permutation->fp_UserVec2          , uservecs[1][0], uservecs[1][1], uservecs[1][2], uservecs[1][3]);CHECKCGERROR
-                       if (r_cg_permutation->fp_UserVec3          ) cgGLSetParameter4f(     r_cg_permutation->fp_UserVec3          , uservecs[2][0], uservecs[2][1], uservecs[2][2], uservecs[2][3]);CHECKCGERROR
-                       if (r_cg_permutation->fp_UserVec4          ) cgGLSetParameter4f(     r_cg_permutation->fp_UserVec4          , uservecs[3][0], uservecs[3][1], uservecs[3][2], uservecs[3][3]);CHECKCGERROR
-                       if (r_cg_permutation->fp_Saturation        ) cgGLSetParameter1f(     r_cg_permutation->fp_Saturation        , r_glsl_saturation.value);CHECKCGERROR
-                       if (r_cg_permutation->fp_PixelToScreenTexCoord) cgGLSetParameter2f(r_cg_permutation->fp_PixelToScreenTexCoord, 1.0f/vid.width, 1.0/vid.height);CHECKCGERROR
-                       if (r_cg_permutation->fp_BloomColorSubtract   ) cgGLSetParameter4f(r_cg_permutation->fp_BloomColorSubtract   , r_bloom_colorsubtract.value, r_bloom_colorsubtract.value, r_bloom_colorsubtract.value, 0.0f);
-#endif
-                       break;
                case RENDERPATH_D3D9:
 #ifdef SUPPORTD3D
                        // D3D has upside down Y coords, the easiest way to flip this is to flip the screen vertices rather than the texcoords, so we just use a different array for that...
@@ -9829,7 +9154,6 @@ void R_UpdateVariables(void)
        switch(vid.renderpath)
        {
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_D3D9:
        case RENDERPATH_D3D10:
        case RENDERPATH_D3D11:
@@ -9857,7 +9181,7 @@ void R_UpdateVariables(void)
                                }
                                if (r_texture_gammaramps)
                                {
-                                       R_UpdateTexture(r_texture_gammaramps, &rampbgr[0][0], 0, 0, RAMPWIDTH, 1);
+                                       R_UpdateTexture(r_texture_gammaramps, &rampbgr[0][0], 0, 0, 0, RAMPWIDTH, 1, 1);
                                }
                                else
                                {
@@ -9966,7 +9290,7 @@ void R_RenderView(void)
                return; //Host_Error ("R_RenderView: NULL worldmodel");
        }
 
-       r_refdef.view.colorscale = r_hdr_scenebrightness.value;
+       r_refdef.view.colorscale = r_hdr_scenebrightness.value * r_hdr_irisadaptation_value.value;
 
        R_RenderView_UpdateViewVectors();
 
@@ -13280,7 +12604,6 @@ static void R_DrawWorldTextureSurfaceList(int texturenumsurfaces, const msurface
        switch (vid.renderpath)
        {
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_D3D9:
        case RENDERPATH_D3D10:
        case RENDERPATH_D3D11:
@@ -13310,7 +12633,6 @@ static void R_DrawModelTextureSurfaceList(int texturenumsurfaces, const msurface
        switch (vid.renderpath)
        {
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
        case RENDERPATH_D3D9:
        case RENDERPATH_D3D10:
        case RENDERPATH_D3D11:
@@ -13349,7 +12671,6 @@ static void R_DrawSurface_TransparentCallback(const entity_render_t *ent, const
                switch (vid.renderpath)
                {
                case RENDERPATH_GL20:
-               case RENDERPATH_CGGL:
                case RENDERPATH_D3D9:
                case RENDERPATH_D3D10:
                case RENDERPATH_D3D11:
@@ -14376,7 +13697,6 @@ void R_DrawDebugModel(void)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
-       case RENDERPATH_CGGL:
                break;
        case RENDERPATH_D3D9:
                //Con_DPrintf("FIXME D3D9 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
@@ -14678,7 +13998,6 @@ void R_DrawModelSurfaces(entity_render_t *ent, qboolean skysurfaces, qboolean wr
                switch (vid.renderpath)
                {
                case RENDERPATH_GL20:
-               case RENDERPATH_CGGL:
                case RENDERPATH_D3D9:
                case RENDERPATH_D3D10:
                case RENDERPATH_D3D11:
@@ -14697,7 +14016,6 @@ void R_DrawModelSurfaces(entity_render_t *ent, qboolean skysurfaces, qboolean wr
                switch (vid.renderpath)
                {
                case RENDERPATH_GL20:
-               case RENDERPATH_CGGL:
                case RENDERPATH_D3D9:
                case RENDERPATH_D3D10:
                case RENDERPATH_D3D11: