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Optimize CPU rendering of shadowed foliage by splitting draw contexts into separate async jobs

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This commit is contained in:
Wojciech Figat
2026-04-27 17:14:56 +02:00
parent 0bd28ecb65
commit f5e483069d
1 changed files with 17 additions and 18 deletions
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Source/Engine/Foliage/Foliage.cpp
+17 -18
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@@ -438,26 +438,25 @@ void Foliage::DrawFoliageJob(int32 i)
{
PROFILE_CPU();
PROFILE_MEM(Graphics);
const FoliageType& type = FoliageTypes[i];
if (type._canDraw)
{
DrawCallsList drawCallsLists[MODEL_MAX_LODS];
for (RenderContext& renderContext : _renderContextBatch->Contexts)
{
const int32 foliageIndex = i / _renderContextBatch->Contexts.Count();
const int32 contextIndex = i % _renderContextBatch->Contexts.Count();
const FoliageType& type = FoliageTypes[foliageIndex];
if (!type._canDraw)
return;
DrawCallsList drawCallsLists[MODEL_MAX_LODS];
RenderContext& renderContext = _renderContextBatch->Contexts[contextIndex];
#if !FOLIAGE_USE_SINGLE_QUAD_TREE && FOLIAGE_USE_DRAW_CALLS_BATCHING
DrawType(renderContext, type, drawCallsLists);
DrawType(renderContext, type, drawCallsLists);
#else
Mesh::DrawInfo draw;
draw.Flags = GetStaticFlags();
draw.DrawModes = (DrawPass)(DrawPass::Default & renderContext.View.Pass);
draw.LODBias = 0;
draw.ForcedLOD = -1;
draw.VertexColors = nullptr;
draw.Deformation = nullptr;
DrawType(renderContext, type, draw);
Mesh::DrawInfo draw;
draw.Flags = GetStaticFlags();
draw.DrawModes = (DrawPass)(DrawPass::Default & renderContext.View.Pass);
draw.LODBias = 0;
draw.ForcedLOD = -1;
draw.VertexColors = nullptr;
draw.Deformation = nullptr;
DrawType(renderContext, type, draw);
#endif
}
}
}
#endif
@@ -1323,7 +1322,7 @@ void Foliage::Draw(RenderContextBatch& renderContextBatch)
_renderContextBatch = &renderContextBatch;
Function<void(int32)> func;
func.Bind<Foliage, &Foliage::DrawFoliageJob>(this);
const int64 waitLabel = JobSystem::Dispatch(func, FoliageTypes.Count());
const int64 waitLabel = JobSystem::Dispatch(func, FoliageTypes.Count() * renderContextBatch.Contexts.Count());
renderContextBatch.WaitLabels.Add(waitLabel);
return;
}