slang-shaders/bezel/koko-aio/shaders/old_unused/blurs.include.slang
2022-12-05 18:48:10 -06:00

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vec4 blur9(sampler2D image, vec2 uv, vec2 resolution, vec2 direction, float lod) {
vec4 color = vec4(0.0);
vec2 off1 = vec2(1.3846153846) * direction;
vec2 off2 = vec2(3.2307692308) * direction;
color += textureLod(image, uv, lod) * 0.2270270270;
color += textureLod(image, uv + (off1 / resolution), lod) * 0.3162162162;
color += textureLod(image, uv - (off1 / resolution), lod) * 0.3162162162;
color += textureLod(image, uv + (off2 / resolution), lod) * 0.0702702703;
color += textureLod(image, uv - (off2 / resolution), lod) * 0.0702702703;
return color;
}