GoaLitiuM/FlaxEngine
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Optimize DrawCall to pack indirect draw arg and graphics draw data with union

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This commit is contained in:
Wojtek Figat
2021-02-15 11:52:06 +01:00
parent e42a6b0ccc
commit c9ea812a24
10 changed files with 57 additions and 66 deletions
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20
Source/Engine/Particles/ParticleManager.cpp
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@@ -83,8 +83,8 @@ public:
drawCall.Geometry.VertexBuffersOffsets[0] = 0;
drawCall.Geometry.VertexBuffersOffsets[1] = 0;
drawCall.Geometry.VertexBuffersOffsets[2] = 0;
drawCall.Geometry.StartIndex = 0;
drawCall.Geometry.IndicesCount = IndexCount;
drawCall.Draw.StartIndex = 0;
drawCall.Draw.IndicesCount = IndexCount;
}
};
@@ -173,10 +173,6 @@ void DrawEmitterCPU(RenderContext& renderContext, ParticleBuffer* buffer, DrawCa
const auto context = GPUDevice::Instance->GetMainContext();
auto emitter = buffer->Emitter;
drawCall.InstanceCount = 1;
drawCall.IndirectArgsBuffer = nullptr;
drawCall.IndirectArgsOffset = 0;
// Check if need to perform any particles sorting
if (emitter->Graph.SortModules.HasItems() && renderContext.View.Pass != DrawPass::Depth)
{
@@ -516,8 +512,8 @@ void DrawEmitterCPU(RenderContext& renderContext, ParticleBuffer* buffer, DrawCa
drawCall.Geometry.VertexBuffersOffsets[0] = 0;
drawCall.Geometry.VertexBuffersOffsets[1] = 0;
drawCall.Geometry.VertexBuffersOffsets[2] = 0;
drawCall.Geometry.StartIndex = ribbonModulesDrawIndicesStart[ribbonModuleIndex];
drawCall.Geometry.IndicesCount = ribbonModulesDrawIndicesCount[ribbonModuleIndex];
drawCall.Draw.StartIndex = ribbonModulesDrawIndicesStart[ribbonModuleIndex];
drawCall.Draw.IndicesCount = ribbonModulesDrawIndicesCount[ribbonModuleIndex];
drawCall.InstanceCount = 1;
renderContext.List->AddDrawCall((DrawPass)(drawModes & moduleDrawModes), staticFlags, drawCall, false);
@@ -802,8 +798,8 @@ void DrawEmitterGPU(RenderContext& renderContext, ParticleBuffer* buffer, DrawCa
// Submit draw call
SpriteRenderer.SetupDrawCall(drawCall);
drawCall.InstanceCount = 0;
drawCall.IndirectArgsBuffer = buffer->GPU.IndirectDrawArgsBuffer;
drawCall.IndirectArgsOffset = indirectDrawCallIndex * sizeof(GPUDrawIndexedIndirectArgs);
drawCall.Draw.IndirectArgsBuffer = buffer->GPU.IndirectDrawArgsBuffer;
drawCall.Draw.IndirectArgsOffset = indirectDrawCallIndex * sizeof(GPUDrawIndexedIndirectArgs);
renderContext.List->AddDrawCall((DrawPass)(drawModes & moduleDrawModes), staticFlags, drawCall, false);
indirectDrawCallIndex++;
@@ -830,8 +826,8 @@ void DrawEmitterGPU(RenderContext& renderContext, ParticleBuffer* buffer, DrawCa
// Execute draw call
mesh.GetDrawCallGeometry(drawCall);
drawCall.InstanceCount = 0;
drawCall.IndirectArgsBuffer = buffer->GPU.IndirectDrawArgsBuffer;
drawCall.IndirectArgsOffset = indirectDrawCallIndex * sizeof(GPUDrawIndexedIndirectArgs);
drawCall.Draw.IndirectArgsBuffer = buffer->GPU.IndirectDrawArgsBuffer;
drawCall.Draw.IndirectArgsOffset = indirectDrawCallIndex * sizeof(GPUDrawIndexedIndirectArgs);
renderContext.List->AddDrawCall((DrawPass)(drawModes & moduleDrawModes), staticFlags, drawCall, false);
indirectDrawCallIndex++;
}