move EXACTSPECULARMATH to the "lightweight" permutation system too, as there is no...
authordivverent <divverent@d7cf8633-e32d-0410-b094-e92efae38249>
Thu, 14 Oct 2010 06:15:03 +0000 (06:15 +0000)
committerdivverent <divverent@d7cf8633-e32d-0410-b094-e92efae38249>
Thu, 14 Oct 2010 06:15:03 +0000 (06:15 +0000)
git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@10533 d7cf8633-e32d-0410-b094-e92efae38249

gl_rmain.c

index bda27f4..1788800 100644 (file)
@@ -3345,22 +3345,21 @@ typedef enum shaderpermutation_e
        SHADERPERMUTATION_BLOOM = 1<<11, ///< bloom (postprocessing only)
        SHADERPERMUTATION_SPECULAR = 1<<12, ///< (lightsource or deluxemapping) render specular effects
        SHADERPERMUTATION_POSTPROCESSING = 1<<13, ///< user defined postprocessing (postprocessing only)
-       SHADERPERMUTATION_EXACTSPECULARMATH = 1<<14, ///< (lightsource or deluxemapping) use exact reflection map for specular effects, as opposed to the usual OpenGL approximation
-       SHADERPERMUTATION_REFLECTION = 1<<15, ///< normalmap-perturbed reflection of the scene infront of the surface, preformed as an overlay on the surface
-       SHADERPERMUTATION_OFFSETMAPPING = 1<<16, ///< adjust texcoords to roughly simulate a displacement mapped surface
-       SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING = 1<<17, ///< adjust texcoords to accurately simulate a displacement mapped surface (requires OFFSETMAPPING to also be set!)
-       SHADERPERMUTATION_SHADOWMAP2D = 1<<18, ///< (lightsource) use shadowmap texture as light filter
-       SHADERPERMUTATION_SHADOWMAPPCF = 1<<19, ///< (lightsource) use percentage closer filtering on shadowmap test results
-       SHADERPERMUTATION_SHADOWMAPPCF2 = 1<<20, ///< (lightsource) use higher quality percentage closer filtering on shadowmap test results
-       SHADERPERMUTATION_SHADOWSAMPLER = 1<<21, ///< (lightsource) use hardware shadowmap test
-       SHADERPERMUTATION_SHADOWMAPVSDCT = 1<<22, ///< (lightsource) use virtual shadow depth cube texture for shadowmap indexing
-       SHADERPERMUTATION_SHADOWMAPORTHO = 1<<23, //< (lightsource) use orthographic shadowmap projection
-       SHADERPERMUTATION_DEFERREDLIGHTMAP = 1<<24, ///< (lightmap) read Texture_ScreenDiffuse/Specular textures and add them on top of lightmapping
-       SHADERPERMUTATION_ALPHAKILL = 1<<25, ///< (deferredgeometry) discard pixel if diffuse texture alpha below 0.5
-       SHADERPERMUTATION_REFLECTCUBE = 1<<26, ///< fake reflections using global cubemap (not HDRI light probe)
-       SHADERPERMUTATION_NORMALMAPSCROLLBLEND = 1<<27, // (water) counter-direction normalmaps scrolling
-       SHADERPERMUTATION_LIMIT = 1<<28, ///< size of permutations array
-       SHADERPERMUTATION_COUNT = 28 ///< size of shaderpermutationinfo array
+       SHADERPERMUTATION_REFLECTION = 1<<14, ///< normalmap-perturbed reflection of the scene infront of the surface, preformed as an overlay on the surface
+       SHADERPERMUTATION_OFFSETMAPPING = 1<<15, ///< adjust texcoords to roughly simulate a displacement mapped surface
+       SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING = 1<<16, ///< adjust texcoords to accurately simulate a displacement mapped surface (requires OFFSETMAPPING to also be set!)
+       SHADERPERMUTATION_SHADOWMAP2D = 1<<17, ///< (lightsource) use shadowmap texture as light filter
+       SHADERPERMUTATION_SHADOWMAPPCF = 1<<18, ///< (lightsource) use percentage closer filtering on shadowmap test results
+       SHADERPERMUTATION_SHADOWMAPPCF2 = 1<<19, ///< (lightsource) use higher quality percentage closer filtering on shadowmap test results
+       SHADERPERMUTATION_SHADOWSAMPLER = 1<<20, ///< (lightsource) use hardware shadowmap test
+       SHADERPERMUTATION_SHADOWMAPVSDCT = 1<<21, ///< (lightsource) use virtual shadow depth cube texture for shadowmap indexing
+       SHADERPERMUTATION_SHADOWMAPORTHO = 1<<22, //< (lightsource) use orthographic shadowmap projection
+       SHADERPERMUTATION_DEFERREDLIGHTMAP = 1<<23, ///< (lightmap) read Texture_ScreenDiffuse/Specular textures and add them on top of lightmapping
+       SHADERPERMUTATION_ALPHAKILL = 1<<24, ///< (deferredgeometry) discard pixel if diffuse texture alpha below 0.5
+       SHADERPERMUTATION_REFLECTCUBE = 1<<25, ///< fake reflections using global cubemap (not HDRI light probe)
+       SHADERPERMUTATION_NORMALMAPSCROLLBLEND = 1<<26, // (water) counter-direction normalmaps scrolling
+       SHADERPERMUTATION_LIMIT = 1<<27, ///< size of permutations array
+       SHADERPERMUTATION_COUNT = 27 ///< size of shaderpermutationinfo array
 }
 shaderpermutation_t;
 
@@ -3381,7 +3380,6 @@ shaderpermutationinfo_t shaderpermutationinfo[SHADERPERMUTATION_COUNT] =
        {"#define USEBLOOM\n", " bloom"},
        {"#define USESPECULAR\n", " specular"},
        {"#define USEPOSTPROCESSING\n", " postprocessing"},
-       {"#define USEEXACTSPECULARMATH\n", " exactspecularmath"},
        {"#define USEREFLECTION\n", " reflection"},
        {"#define USEOFFSETMAPPING\n", " offsetmapping"},
        {"#define USEOFFSETMAPPING_RELIEFMAPPING\n", " reliefmapping"},
@@ -3589,9 +3587,10 @@ r_glsl_permutation_t;
 // these can NOT degrade! only use for simple stuff
 enum
 {
-       SHADERSTATICPARM_SATURATION_REDCOMPENSATE = 0
+       SHADERSTATICPARM_SATURATION_REDCOMPENSATE = 0, ///< red compensation filter for saturation
+       SHADERSTATICPARM_EXACTSPECULARMATH = 1, ///< (lightsource or deluxemapping) use exact reflection map for specular effects, as opposed to the usual OpenGL approximation
 };
-#define SHADERSTATICPARMS_COUNT 1
+#define SHADERSTATICPARMS_COUNT 2
 
 static const char *shaderstaticparmstrings_list[SHADERSTATICPARMS_COUNT];
 static int shaderstaticparms_count = 0;
@@ -3607,6 +3606,8 @@ qboolean R_CompileShader_CheckStaticParms(void)
        // detect all
        if (r_glsl_saturation_redcompensate.integer)
                R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_SATURATION_REDCOMPENSATE);
+       if(r_shadow_glossexact.integer)
+               R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_EXACTSPECULARMATH);
 
        return memcmp(r_compileshader_staticparms, r_compileshader_staticparms_save, sizeof(r_compileshader_staticparms));
 }
@@ -3622,6 +3623,7 @@ void R_CompileShader_AddStaticParms(unsigned int mode, unsigned int permutation)
 
        // emit all
        R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_SATURATION_REDCOMPENSATE, "SATURATION_REDCOMPENSATE");
+       R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_EXACTSPECULARMATH, "USEEXACTSPECULARMATH");
 }
 
 
@@ -5118,7 +5120,7 @@ void R_SetupShader_Generic(rtexture_t *first, rtexture_t *second, int texturemod
        {
        case RENDERPATH_D3D9:
 #ifdef SUPPORTD3D
-               R_SetupShader_SetPermutationHLSL(SHADERMODE_GENERIC, (first ? SHADERPERMUTATION_DIFFUSE : 0) | (second ? SHADERPERMUTATION_SPECULAR : 0) | (r_shadow_glossexact.integer ? SHADERPERMUTATION_EXACTSPECULARMATH : 0) | (texturemode == GL_MODULATE ? SHADERPERMUTATION_COLORMAPPING : (texturemode == GL_ADD ? SHADERPERMUTATION_GLOW : (texturemode == GL_DECAL ? SHADERPERMUTATION_VERTEXTEXTUREBLEND : 0))));
+               R_SetupShader_SetPermutationHLSL(SHADERMODE_GENERIC, (first ? SHADERPERMUTATION_DIFFUSE : 0) | (second ? SHADERPERMUTATION_SPECULAR : 0) | (texturemode == GL_MODULATE ? SHADERPERMUTATION_COLORMAPPING : (texturemode == GL_ADD ? SHADERPERMUTATION_GLOW : (texturemode == GL_DECAL ? SHADERPERMUTATION_VERTEXTEXTUREBLEND : 0))));
                R_Mesh_TexBind(GL20TU_FIRST , first );
                R_Mesh_TexBind(GL20TU_SECOND, second);
 #endif
@@ -5130,14 +5132,14 @@ void R_SetupShader_Generic(rtexture_t *first, rtexture_t *second, int texturemod
                Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
                break;
        case RENDERPATH_GL20:
-               R_SetupShader_SetPermutationGLSL(SHADERMODE_GENERIC, (first ? SHADERPERMUTATION_DIFFUSE : 0) | (second ? SHADERPERMUTATION_SPECULAR : 0) | (r_shadow_glossexact.integer ? SHADERPERMUTATION_EXACTSPECULARMATH : 0) | (texturemode == GL_MODULATE ? SHADERPERMUTATION_COLORMAPPING : (texturemode == GL_ADD ? SHADERPERMUTATION_GLOW : (texturemode == GL_DECAL ? SHADERPERMUTATION_VERTEXTEXTUREBLEND : 0))));
+               R_SetupShader_SetPermutationGLSL(SHADERMODE_GENERIC, (first ? SHADERPERMUTATION_DIFFUSE : 0) | (second ? SHADERPERMUTATION_SPECULAR : 0) | (texturemode == GL_MODULATE ? SHADERPERMUTATION_COLORMAPPING : (texturemode == GL_ADD ? SHADERPERMUTATION_GLOW : (texturemode == GL_DECAL ? SHADERPERMUTATION_VERTEXTEXTUREBLEND : 0))));
                R_Mesh_TexBind(GL20TU_FIRST , first );
                R_Mesh_TexBind(GL20TU_SECOND, second);
                break;
        case RENDERPATH_CGGL:
 #ifdef SUPPORTCG
                CHECKCGERROR
-               R_SetupShader_SetPermutationCG(SHADERMODE_GENERIC, (first ? SHADERPERMUTATION_DIFFUSE : 0) | (second ? SHADERPERMUTATION_SPECULAR : 0) | (r_shadow_glossexact.integer ? SHADERPERMUTATION_EXACTSPECULARMATH : 0) | (texturemode == GL_MODULATE ? SHADERPERMUTATION_COLORMAPPING : (texturemode == GL_ADD ? SHADERPERMUTATION_GLOW : (texturemode == GL_DECAL ? SHADERPERMUTATION_VERTEXTEXTUREBLEND : 0))));
+               R_SetupShader_SetPermutationCG(SHADERMODE_GENERIC, (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
@@ -5430,11 +5432,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                if (diffusescale > 0)
                        permutation |= SHADERPERMUTATION_DIFFUSE;
                if (specularscale > 0)
-               {
                        permutation |= SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_DIFFUSE;
-                       if (r_shadow_glossexact.integer)
-                               permutation |= SHADERPERMUTATION_EXACTSPECULARMATH;
-               }
                if (r_refdef.fogenabled)
                        permutation |= r_texture_fogheighttexture ? SHADERPERMUTATION_FOGHEIGHTTEXTURE : (r_refdef.fogplaneviewabove ? SHADERPERMUTATION_FOGOUTSIDE : SHADERPERMUTATION_FOGINSIDE);
                if (rsurface.texture->colormapping)
@@ -5527,11 +5525,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        permutation |= SHADERPERMUTATION_GLOW;
                permutation |= SHADERPERMUTATION_DIFFUSE;
                if (specularscale > 0)
-               {
                        permutation |= SHADERPERMUTATION_SPECULAR;
-                       if (r_shadow_glossexact.integer)
-                               permutation |= SHADERPERMUTATION_EXACTSPECULARMATH;
-               }
                if (r_refdef.fogenabled)
                        permutation |= r_texture_fogheighttexture ? SHADERPERMUTATION_FOGHEIGHTTEXTURE : (r_refdef.fogplaneviewabove ? SHADERPERMUTATION_FOGOUTSIDE : SHADERPERMUTATION_FOGINSIDE);
                if (rsurface.texture->colormapping)
@@ -5653,11 +5647,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        mode = SHADERMODE_FAKELIGHT;
                        permutation |= SHADERPERMUTATION_DIFFUSE;
                        if (specularscale > 0)
-                       {
                                permutation |= SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_DIFFUSE;
-                               if (r_shadow_glossexact.integer)
-                                       permutation |= SHADERPERMUTATION_EXACTSPECULARMATH;
-                       }
                }
                else if (r_glsl_deluxemapping.integer >= 1 && rsurface.uselightmaptexture && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brushq3.deluxemapping)
                {
@@ -5668,11 +5658,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                                mode = SHADERMODE_LIGHTDIRECTIONMAP_TANGENTSPACE;
                        permutation |= SHADERPERMUTATION_DIFFUSE;
                        if (specularscale > 0)
-                       {
                                permutation |= SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_DIFFUSE;
-                               if (r_shadow_glossexact.integer)
-                                       permutation |= SHADERPERMUTATION_EXACTSPECULARMATH;
-                       }
                }
                else if (r_glsl_deluxemapping.integer >= 2 && rsurface.uselightmaptexture)
                {
@@ -5680,11 +5666,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        mode = SHADERMODE_LIGHTDIRECTIONMAP_TANGENTSPACE;
                        permutation |= SHADERPERMUTATION_DIFFUSE;
                        if (specularscale > 0)
-                       {
                                permutation |= SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_DIFFUSE;
-                               if (r_shadow_glossexact.integer)
-                                       permutation |= SHADERPERMUTATION_EXACTSPECULARMATH;
-                       }
                }
                else if (rsurface.uselightmaptexture)
                {
@@ -5738,7 +5720,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
 
                        // additive passes are only darkened by fog, not tinted
                        hlslPSSetParameter3f(D3DPSREGISTER_FogColor, 0, 0, 0);
-                       hlslPSSetParameter1f(D3DPSREGISTER_SpecularPower, rsurface.texture->specularpower * ((permutation & SHADERPERMUTATION_EXACTSPECULARMATH) ? 0.25f : 1.0f));
+                       hlslPSSetParameter1f(D3DPSREGISTER_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
                }
                else
                {
@@ -5776,7 +5758,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        hlslPSSetParameter4f(D3DPSREGISTER_ReflectColor, rsurface.texture->reflectcolor4f[0], rsurface.texture->reflectcolor4f[1], rsurface.texture->reflectcolor4f[2], rsurface.texture->reflectcolor4f[3] * rsurface.texture->lightmapcolor[3]);
                        hlslPSSetParameter1f(D3DPSREGISTER_ReflectFactor, rsurface.texture->reflectmax - rsurface.texture->reflectmin);
                        hlslPSSetParameter1f(D3DPSREGISTER_ReflectOffset, rsurface.texture->reflectmin);
-                       hlslPSSetParameter1f(D3DPSREGISTER_SpecularPower, rsurface.texture->specularpower * ((permutation & SHADERPERMUTATION_EXACTSPECULARMATH) ? 0.25f : 1.0f));
+                       hlslPSSetParameter1f(D3DPSREGISTER_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
                        if (mode == SHADERMODE_WATER)
                                hlslPSSetParameter2f(D3DPSREGISTER_NormalmapScrollBlend, rsurface.texture->r_water_waterscroll[0], rsurface.texture->r_water_waterscroll[1]);
                }
@@ -5880,7 +5862,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        // additive passes are only darkened by fog, not tinted
                        if (r_glsl_permutation->loc_FogColor >= 0)
                                qglUniform3fARB(r_glsl_permutation->loc_FogColor, 0, 0, 0);
-                       if (r_glsl_permutation->loc_SpecularPower >= 0) qglUniform1fARB(r_glsl_permutation->loc_SpecularPower, rsurface.texture->specularpower * ((permutation & SHADERPERMUTATION_EXACTSPECULARMATH) ? 0.25f : 1.0f));
+                       if (r_glsl_permutation->loc_SpecularPower >= 0) qglUniform1fARB(r_glsl_permutation->loc_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
                }
                else
                {
@@ -5921,7 +5903,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        if (r_glsl_permutation->loc_ReflectColor >= 0) qglUniform4fARB(r_glsl_permutation->loc_ReflectColor, rsurface.texture->reflectcolor4f[0], rsurface.texture->reflectcolor4f[1], rsurface.texture->reflectcolor4f[2], rsurface.texture->reflectcolor4f[3] * rsurface.texture->lightmapcolor[3]);
                        if (r_glsl_permutation->loc_ReflectFactor >= 0) qglUniform1fARB(r_glsl_permutation->loc_ReflectFactor, rsurface.texture->reflectmax - rsurface.texture->reflectmin);
                        if (r_glsl_permutation->loc_ReflectOffset >= 0) qglUniform1fARB(r_glsl_permutation->loc_ReflectOffset, rsurface.texture->reflectmin);
-                       if (r_glsl_permutation->loc_SpecularPower >= 0) qglUniform1fARB(r_glsl_permutation->loc_SpecularPower, rsurface.texture->specularpower * ((permutation & SHADERPERMUTATION_EXACTSPECULARMATH) ? 0.25f : 1.0f));
+                       if (r_glsl_permutation->loc_SpecularPower >= 0) qglUniform1fARB(r_glsl_permutation->loc_SpecularPower, rsurface.texture->specularpower * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
                        if (r_glsl_permutation->loc_NormalmapScrollBlend >= 0) qglUniform2fARB(r_glsl_permutation->loc_NormalmapScrollBlend, rsurface.texture->r_water_waterscroll[0], rsurface.texture->r_water_waterscroll[1]);
                }
                if (r_glsl_permutation->loc_TexMatrix >= 0) {Matrix4x4_ToArrayFloatGL(&rsurface.texture->currenttexmatrix, m16f);qglUniformMatrix4fvARB(r_glsl_permutation->loc_TexMatrix, 1, false, m16f);}
@@ -6049,7 +6031,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
 
                        // 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 * ((permutation & SHADERPERMUTATION_EXACTSPECULARMATH) ? 0.25f : 1.0f));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
                {
@@ -6091,7 +6073,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        if (r_cg_permutation->fp_ReflectColor) cgGLSetParameter4fv(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 * ((permutation & SHADERPERMUTATION_EXACTSPECULARMATH) ? 0.25f : 1.0f));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
@@ -6202,11 +6184,7 @@ void R_SetupShader_DeferredLight(const rtlight_t *rtlight)
        if (diffusescale > 0)
                permutation |= SHADERPERMUTATION_DIFFUSE;
        if (specularscale > 0)
-       {
                permutation |= SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_DIFFUSE;
-               if (r_shadow_glossexact.integer)
-                       permutation |= SHADERPERMUTATION_EXACTSPECULARMATH;
-       }
        if (r_shadow_usingshadowmap2d)
        {
                permutation |= SHADERPERMUTATION_SHADOWMAP2D;
@@ -6263,7 +6241,7 @@ void R_SetupShader_DeferredLight(const rtlight_t *rtlight)
                if (r_glsl_permutation->loc_DeferredColor_Specular    >= 0) qglUniform3fARB(       r_glsl_permutation->loc_DeferredColor_Specular   , lightcolorbase[0] * specularscale * range, lightcolorbase[1] * specularscale * range, lightcolorbase[2] * specularscale * range);
                if (r_glsl_permutation->loc_ShadowMap_TextureScale    >= 0) qglUniform2fARB(       r_glsl_permutation->loc_ShadowMap_TextureScale   , r_shadow_shadowmap_texturescale[0], r_shadow_shadowmap_texturescale[1]);
                if (r_glsl_permutation->loc_ShadowMap_Parameters      >= 0) qglUniform4fARB(       r_glsl_permutation->loc_ShadowMap_Parameters     , r_shadow_shadowmap_parameters[0], r_shadow_shadowmap_parameters[1], r_shadow_shadowmap_parameters[2], r_shadow_shadowmap_parameters[3]);
-               if (r_glsl_permutation->loc_SpecularPower             >= 0) qglUniform1fARB(       r_glsl_permutation->loc_SpecularPower            , (r_shadow_gloss.integer == 2 ? r_shadow_gloss2exponent.value : r_shadow_glossexponent.value) * ((permutation & SHADERPERMUTATION_EXACTSPECULARMATH) ? 0.25f : 1.0f));
+               if (r_glsl_permutation->loc_SpecularPower             >= 0) qglUniform1fARB(       r_glsl_permutation->loc_SpecularPower            , (r_shadow_gloss.integer == 2 ? r_shadow_gloss2exponent.value : r_shadow_glossexponent.value) * (r_shadow_glossexact.integer ? 0.25f : 1.0f));
                if (r_glsl_permutation->loc_ScreenToDepth             >= 0) qglUniform2fARB(       r_glsl_permutation->loc_ScreenToDepth            , r_refdef.view.viewport.screentodepth[0], r_refdef.view.viewport.screentodepth[1]);
                if (r_glsl_permutation->loc_PixelToScreenTexCoord >= 0) qglUniform2fARB(r_glsl_permutation->loc_PixelToScreenTexCoord, 1.0f/vid.width, 1.0f/vid.height);
 
@@ -6284,7 +6262,7 @@ void R_SetupShader_DeferredLight(const rtlight_t *rtlight)
                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) * ((permutation & SHADERPERMUTATION_EXACTSPECULARMATH) ? 0.25f : 1.0f));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