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attempt ultimit jank to fix shader

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This commit is contained in:
mcrcortex
2025-06-24 23:44:15 +10:00
parent a640c0e62c
commit fb2d26153d
1 changed files with 11 additions and 4 deletions
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13
src/main/resources/assets/voxy/shaders/util/prefixsum/inital3.comp
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@@ -92,11 +92,18 @@ void main() {
memoryBarrierShared(); memoryBarrierShared();
barrier(); barrier();
if (gl_LocalInvocationID.x<4) {
uint val = warpPrefixSum[gl_SubgroupInvocationID]; //hate amd hate amd hate amd hate amd
uint val = warpPrefixSum[gl_LocalInvocationID.x&3u];
subgroupBarrier(); subgroupBarrier();
//Use warp to do entire add in 1 reduction //Use warp to do entire add in 1 reduction
warpPrefixSum[gl_SubgroupInvocationID] = subgroupExclusiveAdd(val); uint extraJank = subgroupExclusiveAdd(val);
barrier();
if (gl_LocalInvocationID.x<4) {
warpPrefixSum[gl_LocalInvocationID.x] = extraJank;
} }
memoryBarrierShared(); memoryBarrierShared();