Patch from graphitemaster adding r_fxaa cvar, this enables the popular pseudo-antiali...

[xonotic/darkplaces.git] / gl_rmain.c

diff --git a/gl_rmain.c b/gl_rmain.c
index 81287ccb794e7826f03cb40b4cb003b6cba3eee9..338950aab2c805b3a621852cebfb6f48b8557685 100644 (file)
--- a/gl_rmain.c
+++ b/gl_rmain.c
@@ -881,8 +881,9 @@ enum
        SHADERSTATICPARM_SHADOWSAMPLER = 10, ///< sampler
        SHADERSTATICPARM_CELSHADING = 11, ///< celshading (alternative diffuse and specular math)
        SHADERSTATICPARM_CELOUTLINES = 12, ///< celoutline (depth buffer analysis to produce outlines)
+       SHADERSTATICPARM_FXAA = 13 ///< fast approximate anti aliasing
 };
-#define SHADERSTATICPARMS_COUNT 13
+#define SHADERSTATICPARMS_COUNT 14
 
 static const char *shaderstaticparmstrings_list[SHADERSTATICPARMS_COUNT];
 static int shaderstaticparms_count = 0;
@@ -916,6 +917,8 @@ qboolean R_CompileShader_CheckStaticParms(void)
                if (r_glsl_postprocess_uservec4_enable.integer)
                        R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_POSTPROCESS_USERVEC4);
        }
+       if (r_fxaa.integer)
+               R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_FXAA);
        if (r_glsl_offsetmapping_lod.integer && r_glsl_offsetmapping_lod_distance.integer > 0)
                R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_OFFSETMAPPING_USELOD);
 
@@ -956,6 +959,7 @@ static void R_CompileShader_AddStaticParms(unsigned int mode, unsigned int permu
        R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_SHADOWSAMPLER, "USESHADOWSAMPLER");
        R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_CELSHADING, "USECELSHADING");
        R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_CELOUTLINES, "USECELOUTLINES");
+       R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_FXAA, "USEFXAA");
 }
 
 /// information about each possible shader permutation