21 lines
615 B
GLSL
21 lines
615 B
GLSL
#ifndef BLUENOISE_H_INCLUDED
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#define BLUENOISE_H_INCLUDED
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// Depends on uniform sampler2D textures[MAX_TEXTURES] binding being defined
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// This is the same hardcoded value as in vk_textures.h
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// Please keep them in sync onegai uwu
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// TODO:
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// - make bluenoise texture a separate binding, not part of textures[] array
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// - make it a 3D texture
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#define BLUE_NOISE_TEXTURE_BEGIN 6
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// Also see vk_textures.h, keep in sync, etc etc
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#define BLUE_NOISE_SIZE 64
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vec4 blueNoise(ivec3 v) {
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v %= BLUE_NOISE_SIZE;
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return texelFetch(textures[BLUE_NOISE_TEXTURE_BEGIN+v.z], v.xy, 0);
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}
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#endif // ifndef BLUENOISE_H_INCLUDED
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