19 lines
454 B
GLSL
19 lines
454 B
GLSL
#version 430 core
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in vec4 vColor;
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in vec2 boxOut;
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in vec2 boxIn;
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out vec4 fColor;
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void main()
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{
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//float d = x - y - 1 + 2* sqrt(y);
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float d = sqrt(boxOut.x) + sqrt(boxOut.y) - 1;
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// float e = sqrt(f(x,wStart)) + sqrt(f(y,wEnd)) - 1.0;
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float e = sqrt(boxIn.x) + sqrt(boxIn.y) - 1.0;
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if ( d < 0 || e > 0) { discard; }
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fColor = vColor;
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// if ( d < 0 || e > 0) { fColor = vec4(0,0,1,1); }
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// if ( d < 0 || e > 0) { fColor = vec4(0,0,1,1); }
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}
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