Split backend-specific RHI unit tests
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248
tests/RHI/D3D12/unit/test_backend_specific.cpp
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248
tests/RHI/D3D12/unit/test_backend_specific.cpp
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#include "fixtures/D3D12TestFixture.h"
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#include "XCEngine/RHI/D3D12/D3D12DescriptorSet.h"
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#include "XCEngine/RHI/D3D12/D3D12PipelineLayout.h"
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#include "XCEngine/RHI/RHIDescriptorPool.h"
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#include "XCEngine/RHI/RHIEnums.h"
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#include "XCEngine/RHI/RHIPipelineLayout.h"
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using namespace XCEngine::RHI;
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TEST_F(D3D12TestFixture, DescriptorSet_MixedBindings_AssignDescriptorIndicesByType) {
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DescriptorPoolDesc poolDesc = {};
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poolDesc.type = DescriptorHeapType::CBV_SRV_UAV;
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poolDesc.descriptorCount = 4;
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poolDesc.shaderVisible = true;
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RHIDescriptorPool* pool = GetDevice()->CreateDescriptorPool(poolDesc);
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ASSERT_NE(pool, nullptr);
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DescriptorSetLayoutBinding bindings[3] = {};
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bindings[0].binding = 2;
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bindings[0].type = static_cast<uint32_t>(DescriptorType::UAV);
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bindings[0].count = 1;
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bindings[1].binding = 0;
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bindings[1].type = static_cast<uint32_t>(DescriptorType::CBV);
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bindings[1].count = 1;
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bindings[2].binding = 1;
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bindings[2].type = static_cast<uint32_t>(DescriptorType::SRV);
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bindings[2].count = 1;
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DescriptorSetLayoutDesc layoutDesc = {};
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layoutDesc.bindings = bindings;
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layoutDesc.bindingCount = 3;
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RHIDescriptorSet* firstSet = pool->AllocateSet(layoutDesc);
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RHIDescriptorSet* secondSet = pool->AllocateSet(layoutDesc);
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ASSERT_NE(firstSet, nullptr);
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ASSERT_NE(secondSet, nullptr);
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auto* firstD3D12Set = static_cast<D3D12DescriptorSet*>(firstSet);
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auto* secondD3D12Set = static_cast<D3D12DescriptorSet*>(secondSet);
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EXPECT_EQ(firstD3D12Set->GetCount(), 2u);
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EXPECT_EQ(firstD3D12Set->GetDescriptorIndexForBinding(1), 0u);
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EXPECT_EQ(firstD3D12Set->GetDescriptorIndexForBinding(2), 1u);
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EXPECT_EQ(firstD3D12Set->GetDescriptorIndexForBinding(0), UINT32_MAX);
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EXPECT_EQ(firstD3D12Set->GetOffset(), 0u);
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EXPECT_EQ(secondD3D12Set->GetOffset(), 2u);
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firstSet->Shutdown();
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delete firstSet;
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secondSet->Shutdown();
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delete secondSet;
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pool->Shutdown();
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delete pool;
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}
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TEST_F(D3D12TestFixture, DescriptorSet_MultipleConstantBuffersUploadIndependently) {
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DescriptorPoolDesc poolDesc = {};
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poolDesc.type = DescriptorHeapType::CBV_SRV_UAV;
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poolDesc.descriptorCount = 1;
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poolDesc.shaderVisible = false;
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RHIDescriptorPool* pool = GetDevice()->CreateDescriptorPool(poolDesc);
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ASSERT_NE(pool, nullptr);
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DescriptorSetLayoutBinding bindings[2] = {};
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bindings[0].binding = 0;
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bindings[0].type = static_cast<uint32_t>(DescriptorType::CBV);
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bindings[0].count = 1;
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bindings[1].binding = 1;
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bindings[1].type = static_cast<uint32_t>(DescriptorType::CBV);
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bindings[1].count = 1;
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DescriptorSetLayoutDesc layoutDesc = {};
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layoutDesc.bindings = bindings;
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layoutDesc.bindingCount = 2;
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RHIDescriptorSet* set = pool->AllocateSet(layoutDesc);
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ASSERT_NE(set, nullptr);
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auto* d3d12Set = static_cast<D3D12DescriptorSet*>(set);
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const float firstData[16] = { 1.0f, 0.0f, 0.0f, 0.0f };
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const float secondData[16] = { 2.0f, 0.0f, 0.0f, 0.0f };
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d3d12Set->WriteConstant(0, firstData, sizeof(firstData));
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d3d12Set->WriteConstant(1, secondData, sizeof(secondData));
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ASSERT_TRUE(d3d12Set->UploadConstantBuffer(0));
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ASSERT_TRUE(d3d12Set->UploadConstantBuffer(1));
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const D3D12_GPU_VIRTUAL_ADDRESS firstAddress = d3d12Set->GetConstantBufferGPUAddress(0);
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const D3D12_GPU_VIRTUAL_ADDRESS secondAddress = d3d12Set->GetConstantBufferGPUAddress(1);
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EXPECT_NE(firstAddress, 0u);
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EXPECT_NE(secondAddress, 0u);
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EXPECT_NE(firstAddress, secondAddress);
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set->Shutdown();
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delete set;
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pool->Shutdown();
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delete pool;
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}
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TEST_F(D3D12TestFixture, PipelineLayout_TracksDistinctBindingClasses) {
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RHIPipelineLayoutDesc desc = {};
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desc.constantBufferCount = 2;
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desc.textureCount = 1;
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desc.uavCount = 1;
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desc.samplerCount = 1;
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RHIPipelineLayout* layout = GetDevice()->CreatePipelineLayout(desc);
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ASSERT_NE(layout, nullptr);
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auto* d3d12Layout = static_cast<D3D12PipelineLayout*>(layout);
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EXPECT_TRUE(d3d12Layout->HasConstantBufferBinding(0));
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EXPECT_TRUE(d3d12Layout->HasConstantBufferBinding(1));
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EXPECT_FALSE(d3d12Layout->HasConstantBufferBinding(2));
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EXPECT_TRUE(d3d12Layout->HasShaderResourceTable());
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EXPECT_TRUE(d3d12Layout->HasUnorderedAccessTable());
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EXPECT_TRUE(d3d12Layout->HasSamplerTable());
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EXPECT_NE(
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d3d12Layout->GetConstantBufferRootParameterIndex(0),
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d3d12Layout->GetConstantBufferRootParameterIndex(1));
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EXPECT_NE(
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d3d12Layout->GetShaderResourceTableRootParameterIndex(),
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d3d12Layout->GetUnorderedAccessTableRootParameterIndex());
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EXPECT_NE(
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d3d12Layout->GetUnorderedAccessTableRootParameterIndex(),
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d3d12Layout->GetSamplerTableRootParameterIndex());
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layout->Shutdown();
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delete layout;
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}
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TEST_F(D3D12TestFixture, PipelineLayout_InfersBindingClassesFromSetLayouts) {
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DescriptorSetLayoutBinding set0Bindings[1] = {};
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set0Bindings[0].binding = 0;
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set0Bindings[0].type = static_cast<uint32_t>(DescriptorType::CBV);
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set0Bindings[0].count = 1;
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DescriptorSetLayoutBinding set1Bindings[1] = {};
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set1Bindings[0].binding = 0;
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set1Bindings[0].type = static_cast<uint32_t>(DescriptorType::SRV);
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set1Bindings[0].count = 1;
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DescriptorSetLayoutBinding set2Bindings[1] = {};
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set2Bindings[0].binding = 0;
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set2Bindings[0].type = static_cast<uint32_t>(DescriptorType::UAV);
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set2Bindings[0].count = 1;
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DescriptorSetLayoutBinding set3Bindings[1] = {};
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set3Bindings[0].binding = 0;
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set3Bindings[0].type = static_cast<uint32_t>(DescriptorType::Sampler);
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set3Bindings[0].count = 1;
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DescriptorSetLayoutDesc setLayouts[4] = {};
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setLayouts[0].bindings = set0Bindings;
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setLayouts[0].bindingCount = 1;
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setLayouts[1].bindings = set1Bindings;
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setLayouts[1].bindingCount = 1;
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setLayouts[2].bindings = set2Bindings;
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setLayouts[2].bindingCount = 1;
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setLayouts[3].bindings = set3Bindings;
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setLayouts[3].bindingCount = 1;
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RHIPipelineLayoutDesc desc = {};
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desc.setLayouts = setLayouts;
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desc.setLayoutCount = 4;
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RHIPipelineLayout* layout = GetDevice()->CreatePipelineLayout(desc);
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ASSERT_NE(layout, nullptr);
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auto* d3d12Layout = static_cast<D3D12PipelineLayout*>(layout);
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EXPECT_TRUE(d3d12Layout->UsesSetLayouts());
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EXPECT_EQ(d3d12Layout->GetSetLayoutCount(), 4u);
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EXPECT_TRUE(d3d12Layout->HasConstantBufferBinding(0, 0));
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EXPECT_TRUE(d3d12Layout->HasShaderResourceTable(1));
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EXPECT_TRUE(d3d12Layout->HasUnorderedAccessTable(2));
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EXPECT_TRUE(d3d12Layout->HasSamplerTable(3));
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EXPECT_EQ(d3d12Layout->GetDesc().constantBufferCount, 1u);
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EXPECT_EQ(d3d12Layout->GetDesc().textureCount, 1u);
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EXPECT_EQ(d3d12Layout->GetDesc().uavCount, 1u);
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EXPECT_EQ(d3d12Layout->GetDesc().samplerCount, 1u);
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layout->Shutdown();
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delete layout;
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}
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TEST_F(D3D12TestFixture, PipelineLayout_SeparatesOverlappingBindingsAcrossSetSlots) {
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DescriptorSetLayoutBinding set0Bindings[2] = {};
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set0Bindings[0].binding = 0;
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set0Bindings[0].type = static_cast<uint32_t>(DescriptorType::CBV);
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set0Bindings[0].count = 1;
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set0Bindings[1].binding = 0;
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set0Bindings[1].type = static_cast<uint32_t>(DescriptorType::SRV);
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set0Bindings[1].count = 1;
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DescriptorSetLayoutBinding set1Bindings[2] = {};
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set1Bindings[0].binding = 0;
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set1Bindings[0].type = static_cast<uint32_t>(DescriptorType::CBV);
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set1Bindings[0].count = 1;
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set1Bindings[1].binding = 0;
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set1Bindings[1].type = static_cast<uint32_t>(DescriptorType::SRV);
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set1Bindings[1].count = 1;
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DescriptorSetLayoutBinding set2Bindings[1] = {};
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set2Bindings[0].binding = 0;
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set2Bindings[0].type = static_cast<uint32_t>(DescriptorType::Sampler);
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set2Bindings[0].count = 1;
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DescriptorSetLayoutDesc setLayouts[3] = {};
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setLayouts[0].bindings = set0Bindings;
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setLayouts[0].bindingCount = 2;
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setLayouts[1].bindings = set1Bindings;
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setLayouts[1].bindingCount = 2;
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setLayouts[2].bindings = set2Bindings;
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setLayouts[2].bindingCount = 1;
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RHIPipelineLayoutDesc desc = {};
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desc.setLayouts = setLayouts;
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desc.setLayoutCount = 3;
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RHIPipelineLayout* layout = GetDevice()->CreatePipelineLayout(desc);
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ASSERT_NE(layout, nullptr);
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auto* d3d12Layout = static_cast<D3D12PipelineLayout*>(layout);
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EXPECT_TRUE(d3d12Layout->UsesSetLayouts());
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EXPECT_TRUE(d3d12Layout->HasConstantBufferBinding(0, 0));
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EXPECT_TRUE(d3d12Layout->HasConstantBufferBinding(1, 0));
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EXPECT_FALSE(d3d12Layout->HasConstantBufferBinding(2, 0));
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EXPECT_NE(
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d3d12Layout->GetConstantBufferRootParameterIndex(0, 0),
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d3d12Layout->GetConstantBufferRootParameterIndex(1, 0));
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EXPECT_TRUE(d3d12Layout->HasShaderResourceTable(0));
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EXPECT_TRUE(d3d12Layout->HasShaderResourceTable(1));
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EXPECT_FALSE(d3d12Layout->HasShaderResourceTable(2));
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EXPECT_NE(
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d3d12Layout->GetShaderResourceTableRootParameterIndex(0),
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d3d12Layout->GetShaderResourceTableRootParameterIndex(1));
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EXPECT_FALSE(d3d12Layout->HasSamplerTable(0));
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EXPECT_FALSE(d3d12Layout->HasSamplerTable(1));
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EXPECT_TRUE(d3d12Layout->HasSamplerTable(2));
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layout->Shutdown();
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delete layout;
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}
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