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Update leenkx/Shaders/voxel_temporal/voxel_temporal.comp.glsl

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Onek8
2025-05-21 16:08:14 +00:00
parent 29e4993f06
commit b8ca4be56a
1 changed files with 58 additions and 53 deletions
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73
leenkx/Shaders/voxel_temporal/voxel_temporal.comp.glsl
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@ -41,20 +41,21 @@ uniform vec2 lightProj;
uniform float shadowsBias; uniform float shadowsBias;
uniform mat4 LVP; uniform mat4 LVP;
#endif #endif
uniform float envmapStrength;
uniform sampler3D voxelsSampler; uniform sampler3D voxelsSampler;
uniform layout(r32ui) uimage3D voxels; uniform layout(r32ui) uimage3D voxels;
uniform layout(r32ui) uimage3D voxelsLight; uniform layout(r32ui) uimage3D voxelsLight;
uniform layout(rgba8) image3D voxelsB; uniform layout(rgba16f) image3D voxelsB;
uniform layout(rgba8) image3D voxelsOut; uniform layout(rgba16f) image3D voxelsOut;
uniform layout(r8) image3D SDF; uniform layout(r16f) image3D SDF;
#else #else
#ifdef _VoxelAOvar #ifdef _VoxelAOvar
#ifdef _VoxelShadow #ifdef _VoxelShadow
uniform layout(r8) image3D SDF; uniform layout(r16f) image3D SDF;
#endif #endif
uniform layout(r32ui) uimage3D voxels; uniform layout(r32ui) uimage3D voxels;
uniform layout(r8) image3D voxelsB; uniform layout(r16f) image3D voxelsB;
uniform layout(r8) image3D voxelsOut; uniform layout(r16f) image3D voxelsOut;
#endif #endif
#endif #endif
@ -74,14 +75,6 @@ void main() {
#endif #endif
#endif #endif
ivec3 src = ivec3(gl_GlobalInvocationID.xyz);
#ifdef _VoxelGI
vec3 light = vec3(0.0);
light.r = float(imageLoad(voxelsLight, src)) / 255;
light.g = float(imageLoad(voxelsLight, src + ivec3(0, 0, voxelgiResolution.x))) / 255;
light.b = float(imageLoad(voxelsLight, src + ivec3(0, 0, voxelgiResolution.x * 2))) / 255;
#endif
for (int i = 0; i < 6 + DIFFUSE_CONE_COUNT; i++) for (int i = 0; i < 6 + DIFFUSE_CONE_COUNT; i++)
{ {
#ifdef _VoxelGI #ifdef _VoxelGI
@ -90,7 +83,7 @@ void main() {
float aniso_colors[6]; float aniso_colors[6];
#endif #endif
src = ivec3(gl_GlobalInvocationID.xyz); ivec3 src = ivec3(gl_GlobalInvocationID.xyz);
src.x += i * res; src.x += i * res;
ivec3 dst = src; ivec3 dst = src;
dst.y += clipmapLevel * res; dst.y += clipmapLevel * res;
@ -103,44 +96,58 @@ void main() {
if (i < 6) { if (i < 6) {
#ifdef _VoxelGI #ifdef _VoxelGI
int count = int(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 15)));
if (count > 0) {
vec4 basecol = vec4(0.0); vec4 basecol = vec4(0.0);
basecol.r = float(imageLoad(voxels, src)) / 255; basecol.r = float(imageLoad(voxels, src)) / 255;
basecol.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x))) / 255; basecol.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x))) / 255;
basecol.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 2))) / 255; basecol.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 2))) / 255;
basecol.a = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 3))) / 255; basecol.a = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 3))) / 255;
basecol /= 4; basecol /= count;
vec3 emission = vec3(0.0); vec3 emission = vec3(0.0);
emission.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 4))) / 255; emission.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 4))) / 255;
emission.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 5))) / 255; emission.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 5))) / 255;
emission.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 6))) / 255; emission.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 6))) / 255;
emission /= 3; emission /= count;
// Retrieve encoded normal (stored in 8-bit format)
vec3 N = vec3(0.0); vec3 N = vec3(0.0);
N.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 7))) / 255; N.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 7))) / 255.0;
N.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 8))) / 255; N.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 8))) / 255.0;
N /= 2; N /= count;
vec3 wnormal = decode_oct(N.rg * 2 - 1); // Decode octahedral normal
N = decode_oct(N.rg * 2.0 - 1.0);
vec3 envl = vec3(0.0); vec3 envl = vec3(0.0);
envl.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 9))) / 255; envl.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 9))) / 255;
envl.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 10))) / 255; envl.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 10))) / 255;
envl.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 11))) / 255; envl.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 11))) / 255;
envl /= 3; envl /= count;
envl *= envmapStrength;
vec3 light = vec3(0.0);
light.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 12))) / 255;
light.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 13))) / 255;
light.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 14))) / 255;
light /= count;
//clipmap to world //clipmap to world
vec3 wposition = (gl_GlobalInvocationID.xyz + 0.5) / voxelgiResolution.x; vec3 P = (gl_GlobalInvocationID.xyz + 0.5) / voxelgiResolution.x;
wposition = wposition * 2.0 - 1.0; P = P * 2.0 - 1.0;
wposition *= float(clipmaps[int(clipmapLevel * 10)]); P *= float(clipmaps[int(clipmapLevel * 10)]);
wposition *= voxelgiResolution.x; P *= voxelgiResolution.x;
wposition += vec3(clipmaps[clipmapLevel * 10 + 4], clipmaps[clipmapLevel * 10 + 5], clipmaps[clipmapLevel * 10 + 6]); P += vec3(clipmaps[clipmapLevel * 10 + 4], clipmaps[clipmapLevel * 10 + 5], clipmaps[clipmapLevel * 10 + 6]);
radiance = basecol; radiance = basecol;
vec4 trace = traceDiffuse(wposition, wnormal, voxelsSampler, clipmaps); vec4 trace = traceDiffuse(P, N, voxelsSampler, clipmaps);
vec3 indirect = trace.rgb + envl.rgb * (1.0 - trace.a); vec3 indirect = trace.rgb + envl.rgb * (1.0 - trace.a);
radiance.rgb *= light / PI + indirect; radiance.rgb *= light + indirect;
radiance.rgb += emission.rgb; radiance.rgb += emission.rgb;
}
#else #else
int count = int(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x)));
if (count > 0) {
opac = float(imageLoad(voxels, src)) / 255; opac = float(imageLoad(voxels, src)) / 255;
opac /= count;
}
#endif #endif
#ifdef _VoxelGI #ifdef _VoxelGI
@ -206,15 +213,13 @@ void main() {
vec4 sam = vec4 sam =
aniso_colors[face_offsets.x] * direction_weights.x + aniso_colors[face_offsets.x] * direction_weights.x +
aniso_colors[face_offsets.y] * direction_weights.y + aniso_colors[face_offsets.y] * direction_weights.y +
aniso_colors[face_offsets.z] * direction_weights.z aniso_colors[face_offsets.z] * direction_weights.z;
;
radiance = sam; radiance = sam;
#else #else
float sam = float sam =
aniso_colors[face_offsets.x] * direction_weights.x + aniso_colors[face_offsets.x] * direction_weights.x +
aniso_colors[face_offsets.y] * direction_weights.y + aniso_colors[face_offsets.y] * direction_weights.y +
aniso_colors[face_offsets.z] * direction_weights.z aniso_colors[face_offsets.z] * direction_weights.z;
;
opac = sam; opac = sam;
#endif #endif
} }