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Fix DDGI probes debug when using very large amount of probes

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This commit is contained in:
Wojtek Figat
2024-09-23 20:31:54 +02:00
parent 128321c655
commit 3b3be75d94
1 changed files with 38 additions and 30 deletions
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68
Source/Engine/Renderer/GI/DynamicDiffuseGlobalIllumination.cpp
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@@ -757,43 +757,51 @@ bool DynamicDiffuseGlobalIlluminationPass::Render(RenderContext& renderContext,
if (_debugModel && _debugModel->IsLoaded() && _debugModel->CanBeRendered() && _debugMaterial && _debugMaterial->IsLoaded())
{
RenderContext debugRenderContext(renderContext);
debugRenderContext.List = RenderList::GetFromPool();
debugRenderContext.View.Pass = DrawPass::GBuffer;
debugRenderContext.View.Prepare(debugRenderContext);
Matrix world;
Matrix::Scaling(Float3(0.2f), world);
const Mesh& debugMesh = _debugModel->LODs[0].Meshes[0];
for (int32 probeIndex = 0; probeIndex < ddgiData.ProbesCountTotal; probeIndex++)
debugMesh.Draw(debugRenderContext, _debugMaterial, world, StaticFlags::None, true, DrawPass::GBuffer, (float)probeIndex);
debugRenderContext.List->SortDrawCalls(debugRenderContext, false, DrawCallsListType::GBuffer);
context->SetViewportAndScissors(debugRenderContext.View.ScreenSize.X, debugRenderContext.View.ScreenSize.Y);
GPUTextureView* targetBuffers[5] =
constexpr int32 maxProbesPerDrawing = 32 * 1024;
int32 probesDrawingStart = 0;
while (probesDrawingStart < ddgiData.ProbesCountTotal)
{
lightBuffer,
renderContext.Buffers->GBuffer0->View(),
renderContext.Buffers->GBuffer1->View(),
renderContext.Buffers->GBuffer2->View(),
renderContext.Buffers->GBuffer3->View(),
};
context->SetRenderTarget(*renderContext.Buffers->DepthBuffer, ToSpan(targetBuffers, ARRAY_COUNT(targetBuffers)));
{
// Pass DDGI data to the material
_debugMaterial->SetParameterValue(TEXT("ProbesData"), Variant(ddgiData.ProbesData));
#if DDGI_DEBUG_INSTABILITY
_debugMaterial->SetParameterValue(TEXT("ProbesIrradiance"), Variant(ddgiData.ProbesInstability));
#else
_debugMaterial->SetParameterValue(TEXT("ProbesIrradiance"), Variant(ddgiData.ProbesIrradiance));
#endif
_debugMaterial->SetParameterValue(TEXT("ProbesDistance"), Variant(ddgiData.ProbesDistance));
auto cb = _debugMaterial->GetShader()->GetCB(3);
if (cb)
debugRenderContext.List = RenderList::GetFromPool();
debugRenderContext.View.Pass = DrawPass::GBuffer;
debugRenderContext.View.Prepare(debugRenderContext);
// TODO: refactor this into BatchedDrawCalls for faster draw calls processing
const int32 probesDrawingEnd = Math::Min(probesDrawingStart + maxProbesPerDrawing, ddgiData.ProbesCountTotal);
for (int32 probeIndex = probesDrawingStart; probeIndex < probesDrawingEnd; probeIndex++)
debugMesh.Draw(debugRenderContext, _debugMaterial, world, StaticFlags::None, true, DrawPass::GBuffer, (float)probeIndex);
debugRenderContext.List->SortDrawCalls(debugRenderContext, false, DrawCallsListType::GBuffer);
context->SetViewportAndScissors(debugRenderContext.View.ScreenSize.X, debugRenderContext.View.ScreenSize.Y);
GPUTextureView* targetBuffers[5] =
{
context->UpdateCB(cb, &ddgiData.Result.Constants);
context->BindCB(3, cb);
lightBuffer,
renderContext.Buffers->GBuffer0->View(),
renderContext.Buffers->GBuffer1->View(),
renderContext.Buffers->GBuffer2->View(),
renderContext.Buffers->GBuffer3->View(),
};
context->SetRenderTarget(*renderContext.Buffers->DepthBuffer, ToSpan(targetBuffers, ARRAY_COUNT(targetBuffers)));
{
// Pass DDGI data to the material
_debugMaterial->SetParameterValue(TEXT("ProbesData"), Variant(ddgiData.ProbesData));
#if DDGI_DEBUG_INSTABILITY
_debugMaterial->SetParameterValue(TEXT("ProbesIrradiance"), Variant(ddgiData.ProbesInstability));
#else
_debugMaterial->SetParameterValue(TEXT("ProbesIrradiance"), Variant(ddgiData.ProbesIrradiance));
#endif
_debugMaterial->SetParameterValue(TEXT("ProbesDistance"), Variant(ddgiData.ProbesDistance));
auto cb = _debugMaterial->GetShader()->GetCB(3);
if (cb)
{
context->UpdateCB(cb, &ddgiData.Result.Constants);
context->BindCB(3, cb);
}
}
debugRenderContext.List->ExecuteDrawCalls(debugRenderContext, DrawCallsListType::GBuffer);
RenderList::ReturnToPool(debugRenderContext.List);
probesDrawingStart = probesDrawingEnd;
}
debugRenderContext.List->ExecuteDrawCalls(debugRenderContext, DrawCallsListType::GBuffer);
RenderList::ReturnToPool(debugRenderContext.List);
}
}
#endif