16 lines
463 B
Text
16 lines
463 B
Text
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#version 450 core
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layout( location = 0 ) uniform sampler2D u_Input;
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layout( location = 1 ) uniform int u_LOD;
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layout( location = 2 ) uniform vec2 u_InputSize;
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layout( location = 3 ) uniform vec3 u_FilterParams;
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layout( location = 0 ) out vec3 color;
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void main( void )
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{
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vec3 c = textureLod( u_Input , gl_FragCoord.xy / u_InputSize.xy , u_LOD ).xyz;
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color = max( vec3(0) , ( pow( c , vec3(u_FilterParams.x) ) * u_FilterParams.y - c ) / u_FilterParams.z );
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}
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