21 lines
514 B
GLSL
21 lines
514 B
GLSL
#version 450 core
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in vec2 texPos;
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in vec2 texDist;
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in float gfactor;
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in vec2 vcpos;
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out vec4 fColor;
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layout (binding = 1) uniform sampler2D screenTexture;
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float f ( float x) {
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if (x>1) {return 1;} else {return (1-gfactor)*x + gfactor;}
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}
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void main()
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{
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float t = f(length(texDist));
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float r = texture(screenTexture , (t*texPos - vcpos)).r ;
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vec2 gb = texture(screenTexture
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, 0.5+0.5 *( vcpos + t * (texPos - vcpos))
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).gb
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;
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fColor = vec4(r,gb,1);
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}
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