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32 lines
726 B
32 lines
726 B
#version 100
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precision mediump float;
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// Input vertex attributes (from vertex shader)
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varying vec2 fragTexCoord;
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varying vec4 fragColor;
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// Input uniform values
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uniform sampler2D texture0;
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uniform vec4 colDiffuse;
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// NOTE: Add here your custom variables
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// NOTE: Render size values must be passed from code
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const float renderWidth = 800;
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const float renderHeight = 450;
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uniform float pixelWidth = 5.0f;
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uniform float pixelHeight = 5.0f;
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void main()
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{
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float dx = pixelWidth*(1.0/renderWidth);
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float dy = pixelHeight*(1.0/renderHeight);
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vec2 coord = vec2(dx*floor(fragTexCoord.x/dx), dy*floor(fragTexCoord.y/dy));
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vec3 tc = texture2D(texture0, coord).rgb;
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gl_FragColor = vec4(tc, 1.0);
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}
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