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22 lines
606 B
GLSL
22 lines
606 B
GLSL
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#version 460
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layout (binding = 0, set = 0) uniform sampler2D src;
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layout (location = 0) in vec2 dstUV;
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layout (location = 0) out vec4 colour;
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layout (push_constant) uniform constants {
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layout (offset = 16)
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vec2 srcOriginUV;
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vec2 dstSrcScaleFactor;
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float srcHeightRecip;
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} PC;
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void main()
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{
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vec2 srcUV = dstUV * PC.dstSrcScaleFactor + PC.srcOriginUV;
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// Account for out of bounds blits by moving to the next line of the source texture for the copy
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srcUV.y += floor(srcUV.x) * PC.srcHeightRecip;
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srcUV.x = srcUV.x - floor(srcUV.x);
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colour.rgba = texture(src, srcUV);
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}
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