11 lines
424 B
Plaintext
11 lines
424 B
Plaintext
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ivec2 Helper_TexelFetchScale(ivec2 inputVec, int samplerIndex) {
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float scale = fp_renderScale[1 + samplerIndex];
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if (scale == 1.0) {
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return inputVec;
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}
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if (scale < 0.0) { // If less than 0, try interpolate between texels by using the screen position.
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return ivec2(vec2(inputVec) * (-scale) + mod(gl_FragCoord.xy, -scale));
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} else {
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return ivec2(vec2(inputVec) * scale);
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}
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}
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