Common.MatDefs.Shadow.PreShadow.frag Maven / Gradle / Ivy

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jMonkeyEngine is a 3-D game engine for adventurous Java developers

There is a newer version: 3.7.0-stable

#import "Common/ShaderLib/GLSLCompat.glsllib"
varying vec2 texCoord;

#ifdef DISCARD_ALPHA
   #ifdef COLOR_MAP
      uniform sampler2D m_ColorMap;
   #else    
      uniform sampler2D m_DiffuseMap;
   #endif
    uniform float m_AlphaDiscardThreshold;
#endif


void main(){
   #ifdef DISCARD_ALPHA
       #ifdef COLOR_MAP
            if (texture2D(m_ColorMap, texCoord).a <= m_AlphaDiscardThreshold){
                discard;
            }
       #else    
            if (texture2D(m_DiffuseMap, texCoord).a <= m_AlphaDiscardThreshold){
                discard;
            }
       #endif
   #endif

   gl_FragColor = vec4(1.0);
}