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Fix Global SDF to properly lock static chunks access

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This commit is contained in:
Wojtek Figat
2025-07-30 19:09:21 +02:00
parent 492a5f979d
commit 522d8d89e6
1 changed files with 3 additions and 1 deletions
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4
Source/Engine/Renderer/GlobalSignDistanceFieldPass.cpp
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@@ -237,6 +237,7 @@ public:
OnSDFTextureDeleted(texture);
// Clear static chunks cache
ConcurrentSystemLocker::WriteScope lock(Locker, true);
for (auto& cascade : Cascades)
cascade.StaticChunks.Clear();
}
@@ -581,6 +582,7 @@ void GlobalSignDistanceFieldCustomBuffer::DrawCascadeJob(int32 cascadeIndex)
if (!cascade.Dirty)
return;
PROFILE_CPU();
ConcurrentSystemLocker::ReadScope lock(Locker);
CurrentCascade.Set(&cascade);
DrawCascadeActors(cascade);
UpdateCascadeChunks(cascade);
@@ -720,7 +722,6 @@ bool GlobalSignDistanceFieldPass::Render(RenderContext& renderContext, GPUContex
}
sdfData.LastFrameUsed = currentFrame;
PROFILE_GPU_CPU("Global SDF");
ConcurrentSystemLocker::WriteScope lock(sdfData.Locker);
// Setup options
int32 resolution, cascadesCount, resolutionMip;
@@ -796,6 +797,7 @@ bool GlobalSignDistanceFieldPass::Render(RenderContext& renderContext, GPUContex
Current = &sdfData;
sdfData.StartDrawing(renderContext, false, reset); // (ignored if not started earlier this frame)
sdfData.WaitForDrawing();
ConcurrentSystemLocker::WriteScope lock(sdfData.Locker);
// Rasterize world geometry into Global SDF
bool anyDraw = false;