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Fix Global Surface Atlas flickering in scenes with lots of objects

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This commit is contained in:
Wojtek Figat
2024-06-13 18:10:18 +02:00
parent d926bdb609
commit b760dcdb58
1 changed files with 1 additions and 1 deletions
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Source/Engine/Renderer/GI/GlobalSurfaceAtlasPass.cpp
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@@ -712,7 +712,7 @@ bool GlobalSurfaceAtlasPass::Render(RenderContext& renderContext, GPUContext* co
// Calculate optimal capacity for the objects buffer
objectsBufferCapacity *= sizeof(uint32) * 2; // Convert to bytes and add safe margin
objectsBufferCapacity = Math::Clamp(Math::AlignUp<uint32>(objectsBufferCapacity, 4096u), 32u * 1024u, 1024u * 1024u); // Align up to 4kB, clamp 32kB - 1MB
objectsBufferCapacity = Math::Clamp(Math::AlignUp<uint32>(objectsBufferCapacity, 4096u), 32u * 1024u, 16 * 1024u * 1024u); // Align up to 4kB, clamp 32kB - 16MB
surfaceAtlasData.CulledObjectsUsageHistory.Add(objectsBufferCapacity); // Record history
objectsBufferCapacity = surfaceAtlasData.CulledObjectsUsageHistory.Maximum(); // Use biggest value from history
if (surfaceAtlasData.CulledObjectsUsageHistory.Count() == surfaceAtlasData.CulledObjectsUsageHistory.Capacity())