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Declare R32f HZB image and support chunked GPU culling

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Emil
2026-09-23 22:40:08 +03:00
parent acbe5156c0
commit 43afcd6bfb
2 changed files with 30 additions and 3 deletions
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shaders/gpu_scene.slang
+3 -3
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@@ -190,7 +190,7 @@ bool appendDeferred(uint candidateIndex) {
[shader("compute")]
[numthreads(64, 1, 1)]
void gpuCullMain(uint3 dispatchId : SV_DispatchThreadID) {
uint index = dispatchId.x;
uint index = dispatchId.x + cullParameters.reserved0;
if (index >= cullParameters.candidateCount) return;
Candidate candidate = candidates[index];
InstanceRecord instance = cullInstances[candidate.instanceId];
@@ -207,7 +207,7 @@ void gpuCullMain(uint3 dispatchId : SV_DispatchThreadID) {
[shader("compute")]
[numthreads(64, 1, 1)]
void gpuPostCullMain(uint3 dispatchId : SV_DispatchThreadID) {
uint index = dispatchId.x;
uint index = dispatchId.x + cullParameters.reserved0;
if (index >= cullParameters.deferredCapacity || index >= deferredCount[0]) return;
Candidate candidate = candidates[deferredIds[index]];
InstanceRecord instance = cullInstances[candidate.instanceId];
@@ -224,7 +224,7 @@ struct HzbParameters {
};
[[vk::push_constant]] ConstantBuffer<HzbParameters> hzbParameters;
[[vk::binding(0,0)]] Texture2D<float> hzbSource;
[[vk::binding(1,0)]] RWTexture2D<float> hzbOutput;
[[vk::binding(1,0)]] [vk::image_format("r32f")] RWTexture2D<float> hzbOutput;
[shader("compute")]
[numthreads(8, 8, 1)]
void gpuHzbMain(uint3 dispatchId : SV_DispatchThreadID) {