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https://github.com/Ttanasart-pt/Pixel-Composer.git
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20 lines
415 B
GLSL
20 lines
415 B
GLSL
//
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// Simple passthrough fragment shader
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//
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varying vec2 v_vTexcoord;
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varying vec4 v_vColour;
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uniform sampler2D texture;
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uniform vec2 dimension;
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void main() {
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for(float i = 0.; i < dimension.y; i++)
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for(float j = 0.; j < dimension.x; j++) {
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vec4 col = texture2D( texture, vec2(j, i) / dimension );
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if(col == v_vColour) {
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gl_FragColor = vec4(j / dimension.x, i / dimension.y, 0., 1. );
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break;
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}
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}
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}
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