26 lines
834 B
GLSL
26 lines
834 B
GLSL
// Jitter offset from Chocapic13
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vec2 jitterOffsets[8] = vec2[8](
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vec2( 0.125,-0.375),
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vec2(-0.125, 0.375),
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vec2( 0.625, 0.125),
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vec2( 0.375,-0.625),
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vec2(-0.625, 0.625),
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vec2(-0.875,-0.125),
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vec2( 0.375,-0.875),
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vec2( 0.875, 0.875)
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);
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vec2 TAAJitter(vec2 coord, float w) {
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#if TAA_JITTER > 0
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vec2 offset = jitterOffsets[int(framemod8)] * (w / vec2(viewWidth, viewHeight));
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#if TAA_JITTER == 1
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offset *= 0.125;
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#elif TAA_JITTER == 2
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offset *= 0.33;
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#endif
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return coord + offset;
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#else
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return coord;
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#endif
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}
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