21 lines
397 B
Forth
21 lines
397 B
Forth
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#version 330
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#extension GL_ARB_separate_shader_objects : enable
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layout(location=1) in vec2 fsTex;
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layout(location=0) out vec4 target;
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uniform sampler2D mainTex;
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void main()
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{
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float x = fsTex.x;
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if (x < 0.0 || x > 1.0)
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{
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target = vec4(0);
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return;
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}
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vec4 mainColor = texture(mainTex, vec2(x,fsTex.y));
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target = vec4(0.0, 0.0, 0.0, mainColor.a);
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}
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