53 lines
No EOL
1.4 KiB
GLSL
53 lines
No EOL
1.4 KiB
GLSL
#version 450
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layout(constant_id = 0) const int USE_AA = 0;
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const float GAMMA_CONST = 0.4545;
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const float SPAN_MAX = 8.0;
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const float REDUCE_MIN = 1.0/128.0;
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const float REDUCE_MUL = 1.0/32.0;
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layout(location = 0) in vec2 inTextCoord;
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layout(location = 0) out vec4 outFragColor;
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layout(set = 0, binding = 0) uniform sampler2DMS inputTexture;
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layout(set = 1, binding = 0) uniform ScreenSize{
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vec2 size;
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} screenSize;
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vec4 gamma(vec4 color){
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return color = vec4(pow(color.rgb,vec3(GAMMA_CONST)),color.a);
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}
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vec4 msaa(int sampleCount, sampler2DMS textureIn,vec2 TextCoord){
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ivec2 pixelCoords = ivec2(TextCoord * textureSize(textureIn));
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vec4 colorSum = vec4(0.0);
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for(int i = 0; i < sampleCount; ++i) {
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vec4 sampleColor = texelFetch(textureIn, pixelCoords, i);
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colorSum += sampleColor;
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}
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return colorSum / float(sampleCount);
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}
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void main(){
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ivec2 pixelCoords = ivec2(inTextCoord * textureSize(inputTexture));
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if(USE_AA == 0){
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outFragColor = texelFetch(inputTexture,pixelCoords,0);
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}
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if(USE_AA == 1){
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outFragColor = texelFetch(inputTexture,pixelCoords,0);
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}
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if(USE_AA == 2){
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outFragColor = msaa(2,inputTexture,inTextCoord);
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}
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if(USE_AA == 3){
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outFragColor = msaa(4,inputTexture,inTextCoord);
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}
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if(USE_AA == 4){
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outFragColor = msaa(8,inputTexture,inTextCoord);
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}
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outFragColor = gamma(outFragColor);
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} |