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Add material render state and pipeline caching

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This commit is contained in:
ssdfasd
2026-03-27 12:18:04 +08:00
parent 4b9a63098e
commit 9a5c187abc
9 changed files with 717 additions and 26 deletions
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76
engine/src/Rendering/Pipelines/BuiltinForwardPipeline.cpp
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@@ -86,7 +86,10 @@ void main() {
}
)";
RHI::GraphicsPipelineDesc CreatePipelineDesc(RHI::RHIType backendType, RHI::RHIPipelineLayout* pipelineLayout) {
RHI::GraphicsPipelineDesc CreatePipelineDesc(
RHI::RHIType backendType,
RHI::RHIPipelineLayout* pipelineLayout,
const Resources::Material* material) {
RHI::GraphicsPipelineDesc pipelineDesc = {};
pipelineDesc.pipelineLayout = pipelineLayout;
pipelineDesc.topologyType = static_cast<uint32_t>(RHI::PrimitiveTopologyType::Triangle);
@@ -94,16 +97,7 @@ RHI::GraphicsPipelineDesc CreatePipelineDesc(RHI::RHIType backendType, RHI::RHIP
pipelineDesc.renderTargetFormats[0] = static_cast<uint32_t>(RHI::Format::R8G8B8A8_UNorm);
pipelineDesc.depthStencilFormat = static_cast<uint32_t>(RHI::Format::D24_UNorm_S8_UInt);
pipelineDesc.sampleCount = 1;
pipelineDesc.rasterizerState.fillMode = static_cast<uint32_t>(RHI::FillMode::Solid);
pipelineDesc.rasterizerState.cullMode = static_cast<uint32_t>(RHI::CullMode::None);
pipelineDesc.rasterizerState.frontFace = static_cast<uint32_t>(RHI::FrontFace::CounterClockwise);
pipelineDesc.rasterizerState.depthClipEnable = true;
pipelineDesc.depthStencilState.depthTestEnable = true;
pipelineDesc.depthStencilState.depthWriteEnable = true;
pipelineDesc.depthStencilState.depthFunc = static_cast<uint32_t>(RHI::ComparisonFunc::Less);
pipelineDesc.depthStencilState.stencilEnable = false;
ApplyMaterialRenderState(material, pipelineDesc);
RHI::InputElementDesc position = {};
position.semanticName = "POSITION";
@@ -248,14 +242,24 @@ bool BuiltinForwardPipeline::Render(
commandList->ClearDepthStencil(surface.GetDepthAttachment(), 1.0f, 0);
}
commandList->SetPipelineState(m_pipelineState);
commandList->SetPrimitiveTopology(RHI::PrimitiveTopology::TriangleList);
RHI::RHIPipelineState* currentPipelineState = nullptr;
for (const VisibleRenderItem& visibleItem : sceneData.visibleItems) {
if (!MatchesBuiltinPass(ResolveMaterial(visibleItem), BuiltinMaterialPass::Forward)) {
const Resources::Material* material = ResolveMaterial(visibleItem);
if (!MatchesBuiltinPass(material, BuiltinMaterialPass::Forward)) {
continue;
}
RHI::RHIPipelineState* pipelineState = GetOrCreatePipelineState(context, material);
if (pipelineState == nullptr) {
continue;
}
if (pipelineState != currentPipelineState) {
commandList->SetPipelineState(pipelineState);
currentPipelineState = pipelineState;
}
DrawVisibleItem(context, sceneData, visibleItem);
}
@@ -387,12 +391,6 @@ bool BuiltinForwardPipeline::CreatePipelineResources(const RenderContext& contex
return false;
}
const RHI::GraphicsPipelineDesc pipelineDesc = CreatePipelineDesc(context.backendType, m_pipelineLayout);
m_pipelineState = context.device->CreatePipelineState(pipelineDesc);
if (m_pipelineState == nullptr || !m_pipelineState->IsValid()) {
return false;
}
RHI::SamplerDesc samplerDesc = {};
samplerDesc.filter = static_cast<uint32_t>(RHI::FilterMode::Linear);
samplerDesc.addressU = static_cast<uint32_t>(RHI::TextureAddressMode::Clamp);
@@ -441,6 +439,14 @@ bool BuiltinForwardPipeline::CreatePipelineResources(const RenderContext& contex
void BuiltinForwardPipeline::DestroyPipelineResources() {
m_resourceCache.Shutdown();
for (auto& pipelinePair : m_pipelineStates) {
if (pipelinePair.second != nullptr) {
pipelinePair.second->Shutdown();
delete pipelinePair.second;
}
}
m_pipelineStates.clear();
if (m_fallbackTextureView != nullptr) {
m_fallbackTextureView->Shutdown();
delete m_fallbackTextureView;
@@ -459,12 +465,6 @@ void BuiltinForwardPipeline::DestroyPipelineResources() {
m_sampler = nullptr;
}
if (m_pipelineState != nullptr) {
m_pipelineState->Shutdown();
delete m_pipelineState;
m_pipelineState = nullptr;
}
if (m_pipelineLayout != nullptr) {
m_pipelineLayout->Shutdown();
delete m_pipelineLayout;
@@ -511,6 +511,32 @@ void BuiltinForwardPipeline::DestroyPipelineResources() {
m_initialized = false;
}
RHI::RHIPipelineState* BuiltinForwardPipeline::GetOrCreatePipelineState(
const RenderContext& context,
const Resources::Material* material) {
const Resources::MaterialRenderState renderState =
material != nullptr ? material->GetRenderState() : Resources::MaterialRenderState();
const auto existing = m_pipelineStates.find(renderState);
if (existing != m_pipelineStates.end()) {
return existing->second;
}
const RHI::GraphicsPipelineDesc pipelineDesc =
CreatePipelineDesc(context.backendType, m_pipelineLayout, material);
RHI::RHIPipelineState* pipelineState = context.device->CreatePipelineState(pipelineDesc);
if (pipelineState == nullptr || !pipelineState->IsValid()) {
if (pipelineState != nullptr) {
pipelineState->Shutdown();
delete pipelineState;
}
return nullptr;
}
m_pipelineStates.emplace(renderState, pipelineState);
return pipelineState;
}
const Resources::Texture* BuiltinForwardPipeline::ResolveTexture(const Resources::Material* material) const {
return material != nullptr ? FindMaterialTexture(*material) : nullptr;
}