35 lines
1.1 KiB
GLSL
35 lines
1.1 KiB
GLSL
#version 450
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#include "compiled.glsl"
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#include "std/conetrace.glsl"
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#include "std/gbuffer.glsl"
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// layout (local_size_x = 4, local_size_y = 4, local_size_z = 4) in;
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layout (local_size_x = 64, local_size_y = 1, local_size_z = 1) in;
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uniform layout(binding = 0, r32ui) readonly uimage3D voxelsNor;
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uniform layout(binding = 1) sampler3D voxelsFrom;
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uniform layout(binding = 2, rgba8) writeonly image3D voxelsTo;
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void main() {
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vec4 col = texelFetch(voxelsFrom, ivec3(gl_GlobalInvocationID.xyz), 0);
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if (col.a == 0.0) {
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// imageStore(voxelsTo, ivec3(gl_GlobalInvocationID.xyz), col);
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imageStore(voxelsTo, ivec3(gl_GlobalInvocationID.xyz), vec4(0.0));
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return;
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}
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const vec3 hres = voxelgiResolution / 2;
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vec3 voxpos = (gl_GlobalInvocationID.xyz - hres) / hres;
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vec3 wposition = voxpos * voxelgiHalfExtents;
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uint unor = imageLoad(voxelsNor, ivec3(gl_GlobalInvocationID.xyz)).r;
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vec3 wnormal = normalize(decNor(unor));
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col.rgb += traceDiffuse(voxpos, wnormal, voxelsFrom).rgb * voxelgiDiff * 0.5;
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col = clamp(col, vec4(0.0), vec4(1.0));
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imageStore(voxelsTo, ivec3(gl_GlobalInvocationID.xyz), col);
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}
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