NazaraEngine/src/Nazara/Graphics/Resources/Shaders/Basic/compatibility.frag

37 lines
833 B
GLSL

/********************Entrant********************/
varying vec2 vTexCoord;
varying vec4 vColor;
/********************Uniformes********************/
uniform sampler2D MaterialAlphaMap;
uniform float MaterialAlphaThreshold;
uniform vec4 MaterialDiffuse;
uniform sampler2D MaterialDiffuseMap;
uniform vec2 InvTargetSize;
/********************Fonctions********************/
void main()
{
vec4 fragmentColor = MaterialDiffuse; * vColor;
#if AUTO_TEXCOORDS
vec2 texCoord = gl_FragCoord.xy * InvTargetSize;
#else
vec2 texCoord = vTexCoord;
#endif
#if DIFFUSE_MAPPING
fragmentColor *= texture2D(MaterialDiffuseMap, texCoord);
#endif
#if ALPHA_MAPPING
fragmentColor.a *= texture2D(MaterialAlphaMap, texCoord).r;
#endif
#if ALPHA_TEST
if (fragmentColor.a < MaterialAlphaThreshold)
discard;
#endif
gl_FragColor = fragmentColor;
}