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;
}