world_devtools_fs.glsl

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/**
 * @file
 * @brief Developer tools for battlescape world fragment shader.
 */

vec4 ApplyDeveloperTools(vec4 color, vec3 normalmap, vec3 lightmap, vec3 deluxemap) {
   vec4 finalColor = color;

#if r_debug_normals
   if (BUMPMAP > 0) {
       finalColor.rgb = finalColor.rgb * 0.01 + dot(normalmap, deluxemap);
   } else {
       finalColor.rgb = vec3(0.0, 0.0, 1.0);
   }
   finalColor.a = 1.0;
#endif

#if r_lightmap
   finalColor.rgb = finalColor.rgb * 0.01 + lightmap;
   finalColor.a = 1.0;
#endif

#if r_deluxemap
   finalColor.rgb = finalColor.rgb * 0.01 + (deluxemap + 1.0) * 0.5;
   finalColor.a = 1.0;
#endif

   return finalColor;
}