38 lines
1016 B
GLSL
38 lines
1016 B
GLSL
#version 450 core
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in vec2 texPos;
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in vec2 distmask[2];
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in vec2 pinch[2];
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out vec4 fColor;
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layout (binding = 1) uniform sampler2D screenTexture;
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float x = 1 - min(1, sqrt(distance(distmask[0],vec2(0,0))));
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//float x = 1 - min(1, dot(distmask,distmask));
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vec3 toYUV (vec3 rgb)
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{ return rgb * mat3
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( 0.299 , 0.587 , 0.114
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,-0.14713,-0.28886, 0.436
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, 0.615 ,-0.51499,-0.10001
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) ;
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}
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vec3 toRGB (vec3 yuv)
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{ return yuv * mat3
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(1, 0 , 1.13983
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,1,-0.39465,-0.58060
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,1, 2.03211, 0
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) ;
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}
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void main()
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{
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float y = 1 - min(1, sqrt(distance(distmask[1],vec2(0,0))));
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fColor = texture(screenTexture
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, (texPos + x * pinch[0]
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+ y * pinch[1]
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));
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}
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// fColor = vec4
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// ( toRGB(vec3( toYUV(texture(screenTexture, texPos).rgb).r
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// , toYUV(texture(screenTexture, (texPos + x*pinch)).rgb).g
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// , toYUV(texture(screenTexture, (texPos + x*(pinch))).rgb).b
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// ) )
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// , 1
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// ) ;
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