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OpenGL2: Reduce glsl shader count by using a uniform to disable textures.

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This commit is contained in:
SmileTheory 2013-11-03 19:34:22 -08:00
parent 7ae49cc237
commit 3846c115e6
7 changed files with 147 additions and 154 deletions
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121
code/renderergl2/tr_glsl.c
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@ -84,6 +84,8 @@ static uniformInfo_t uniformsInfo[] =
{ "u_ShadowMvp2", GLSL_MAT16 },
{ "u_ShadowMvp3", GLSL_MAT16 },
{ "u_EnableTextures", GLSL_VEC4 },
{ "u_DiffuseTexMatrix", GLSL_VEC4 },
{ "u_DiffuseTexOffTurb", GLSL_VEC4 },
{ "u_Texture1Env", GLSL_INT },
@ -997,27 +999,19 @@ void GLSL_InitGPUShaders(void)
for (i = 0; i < LIGHTDEF_COUNT; i++)
{
int lightType = i & LIGHTDEF_LIGHTTYPE_MASK;
qboolean fastLight = !(r_normalMapping->integer || r_specularMapping->integer);
// skip impossible combos
if ((i & LIGHTDEF_USE_PARALLAXMAP) && !r_parallaxMapping->integer)
continue;
if ((i & LIGHTDEF_USE_DELUXEMAP) && !r_deluxeMapping->integer)
if (!lightType && (i & LIGHTDEF_USE_PARALLAXMAP))
continue;
if ((i & LIGHTDEF_USE_CUBEMAP) && !r_cubeMapping->integer)
if (!lightType && (i & LIGHTDEF_USE_SHADOWMAP))
continue;
if (!((i & LIGHTDEF_LIGHTTYPE_MASK) == LIGHTDEF_USE_LIGHTMAP) && (i & LIGHTDEF_USE_DELUXEMAP))
continue;
if (!(i & LIGHTDEF_LIGHTTYPE_MASK))
{
if (i & LIGHTDEF_USE_SHADOWMAP)
continue;
if (i & LIGHTDEF_USE_CUBEMAP)
continue;
}
attribs = ATTR_POSITION | ATTR_TEXCOORD | ATTR_COLOR | ATTR_NORMAL;
extradefines[0] = '\0';
@ -1026,30 +1020,30 @@ void GLSL_InitGPUShaders(void)
Q_strcat(extradefines, 1024, va("#define r_deluxeSpecular %f\n", r_deluxeSpecular->value));
if (r_specularIsMetallic->value)
Q_strcat(extradefines, 1024, va("#define SPECULAR_IS_METALLIC\n"));
Q_strcat(extradefines, 1024, "#define SPECULAR_IS_METALLIC\n");
if (r_dlightMode->integer >= 2)
Q_strcat(extradefines, 1024, "#define USE_SHADOWMAP\n");
if (1)
{
Q_strcat(extradefines, 1024, "#define SWIZZLE_NORMALMAP\n");
}
if (r_hdr->integer && !(glRefConfig.textureFloat && glRefConfig.halfFloatPixel && r_floatLightmap->integer))
Q_strcat(extradefines, 1024, "#define RGBM_LIGHTMAP\n");
if (i & LIGHTDEF_LIGHTTYPE_MASK)
if (lightType)
{
Q_strcat(extradefines, 1024, "#define USE_LIGHT\n");
if (r_normalMapping->integer == 0 && r_specularMapping->integer == 0)
if (fastLight)
Q_strcat(extradefines, 1024, "#define USE_FAST_LIGHT\n");
switch (i & LIGHTDEF_LIGHTTYPE_MASK)
switch (lightType)
{
case LIGHTDEF_USE_LIGHTMAP:
Q_strcat(extradefines, 1024, "#define USE_LIGHTMAP\n");
if (r_deluxeMapping->integer && !fastLight)
Q_strcat(extradefines, 1024, "#define USE_DELUXEMAP\n");
attribs |= ATTR_LIGHTCOORD | ATTR_LIGHTDIRECTION;
break;
case LIGHTDEF_USE_LIGHT_VECTOR:
@ -1062,62 +1056,59 @@ void GLSL_InitGPUShaders(void)
default:
break;
}
}
if (r_normalMapping->integer)
{
Q_strcat(extradefines, 1024, "#define USE_NORMALMAP\n");
if (r_normalMapping->integer)
{
Q_strcat(extradefines, 1024, "#define USE_NORMALMAP\n");
if (r_normalMapping->integer == 2)
Q_strcat(extradefines, 1024, "#define USE_OREN_NAYAR\n");
if (r_normalMapping->integer == 2)
Q_strcat(extradefines, 1024, "#define USE_OREN_NAYAR\n");
if (r_normalMapping->integer == 3)
Q_strcat(extradefines, 1024, "#define USE_TRIACE_OREN_NAYAR\n");
if (r_normalMapping->integer == 3)
Q_strcat(extradefines, 1024, "#define USE_TRIACE_OREN_NAYAR\n");
#ifdef USE_VERT_TANGENT_SPACE
Q_strcat(extradefines, 1024, "#define USE_VERT_TANGENT_SPACE\n");
attribs |= ATTR_TANGENT | ATTR_BITANGENT;
Q_strcat(extradefines, 1024, "#define USE_VERT_TANGENT_SPACE\n");
attribs |= ATTR_TANGENT | ATTR_BITANGENT;
#endif
}
if (r_specularMapping->integer)
{
Q_strcat(extradefines, 1024, "#define USE_SPECULARMAP\n");
switch (r_specularMapping->integer)
{
case 1:
default:
Q_strcat(extradefines, 1024, "#define USE_BLINN\n");
break;
case 2:
Q_strcat(extradefines, 1024, "#define USE_BLINN_FRESNEL\n");
break;
case 3:
Q_strcat(extradefines, 1024, "#define USE_MCAULEY\n");
break;
case 4:
Q_strcat(extradefines, 1024, "#define USE_GOTANDA\n");
break;
case 5:
Q_strcat(extradefines, 1024, "#define USE_LAZAROV\n");
break;
if ((i & LIGHTDEF_USE_PARALLAXMAP) && !(i & LIGHTDEF_ENTITY) && r_parallaxMapping->integer)
Q_strcat(extradefines, 1024, "#define USE_PARALLAXMAP\n");
}
if (r_specularMapping->integer)
{
Q_strcat(extradefines, 1024, "#define USE_SPECULARMAP\n");
switch (r_specularMapping->integer)
{
case 1:
default:
Q_strcat(extradefines, 1024, "#define USE_BLINN\n");
break;
case 2:
Q_strcat(extradefines, 1024, "#define USE_BLINN_FRESNEL\n");
break;
case 3:
Q_strcat(extradefines, 1024, "#define USE_MCAULEY\n");
break;
case 4:
Q_strcat(extradefines, 1024, "#define USE_GOTANDA\n");
break;
case 5:
Q_strcat(extradefines, 1024, "#define USE_LAZAROV\n");
break;
}
}
if (r_cubeMapping->integer)
Q_strcat(extradefines, 1024, "#define USE_CUBEMAP\n");
}
if ((i & LIGHTDEF_USE_DELUXEMAP) && r_deluxeMapping->integer)
Q_strcat(extradefines, 1024, "#define USE_DELUXEMAP\n");
if ((i & LIGHTDEF_USE_PARALLAXMAP) && !(i & LIGHTDEF_ENTITY) && r_parallaxMapping->integer)
Q_strcat(extradefines, 1024, "#define USE_PARALLAXMAP\n");
if ((i & LIGHTDEF_USE_CUBEMAP))
Q_strcat(extradefines, 1024, "#define USE_CUBEMAP\n");
if (i & LIGHTDEF_USE_SHADOWMAP)
{
Q_strcat(extradefines, 1024, "#define USE_SHADOWMAP\n");