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Optimize decals rendering with depth test

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#3599
This commit is contained in:
Wojtek Figat
2025-08-14 13:04:57 +02:00
parent 8a73d79936
commit cb92a2b8cb
2 changed files with 15 additions and 14 deletions
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9
Source/Engine/Renderer/GBufferPass.cpp
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@@ -434,6 +434,7 @@ void GBufferPass::DrawDecals(RenderContext& renderContext, GPUTextureView* light
PROFILE_GPU_CPU("Decals");
auto context = GPUDevice::Instance->GetMainContext();
auto buffers = renderContext.Buffers;
GPUTextureView* depthBuffer = EnumHasAnyFlags(buffers->DepthBuffer->Flags(), GPUTextureFlags::ReadOnlyDepthView) ? buffers->DepthBuffer->ViewReadOnlyDepth() : nullptr;
// Sort decals from the lowest order to the highest order
Sorting::QuickSort(decals.Get(), decals.Count(), &SortDecal);
@@ -484,22 +485,22 @@ void GBufferPass::DrawDecals(RenderContext& renderContext, GPUTextureView* light
count++;
targetBuffers[2] = buffers->GBuffer1->View();
}
context->SetRenderTarget(nullptr, ToSpan(targetBuffers, count));
context->SetRenderTarget(depthBuffer, ToSpan(targetBuffers, count));
break;
}
case MaterialDecalBlendingMode::Stain:
{
context->SetRenderTarget(buffers->GBuffer0->View());
context->SetRenderTarget(depthBuffer, buffers->GBuffer0->View());
break;
}
case MaterialDecalBlendingMode::Normal:
{
context->SetRenderTarget(buffers->GBuffer1->View());
context->SetRenderTarget(depthBuffer, buffers->GBuffer1->View());
break;
}
case MaterialDecalBlendingMode::Emissive:
{
context->SetRenderTarget(lightBuffer);
context->SetRenderTarget(depthBuffer, lightBuffer);
break;
}
}