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XCEngine/tests/RHI/Vulkan/unit/test_descriptor_set.cpp

109 lines
3.6 KiB
C++

#if defined(XCENGINE_SUPPORT_VULKAN)
#include "fixtures/VulkanTestFixture.h"
#include "XCEngine/RHI/RHIDescriptorPool.h"
#include "XCEngine/RHI/Vulkan/VulkanDescriptorSet.h"
using namespace XCEngine::RHI;
namespace {
TEST_F(VulkanGraphicsFixture, DescriptorSet_MixedBindingsRetainLayoutMetadata) {
DescriptorPoolDesc poolDesc = {};
poolDesc.type = DescriptorHeapType::CBV_SRV_UAV;
poolDesc.descriptorCount = 4;
poolDesc.shaderVisible = true;
RHIDescriptorPool* pool = m_device->CreateDescriptorPool(poolDesc);
ASSERT_NE(pool, nullptr);
DescriptorSetLayoutBinding bindings[3] = {};
bindings[0].binding = 2;
bindings[0].type = static_cast<uint32_t>(DescriptorType::UAV);
bindings[0].count = 1;
bindings[1].binding = 0;
bindings[1].type = static_cast<uint32_t>(DescriptorType::CBV);
bindings[1].count = 1;
bindings[2].binding = 1;
bindings[2].type = static_cast<uint32_t>(DescriptorType::SRV);
bindings[2].count = 1;
DescriptorSetLayoutDesc layoutDesc = {};
layoutDesc.bindings = bindings;
layoutDesc.bindingCount = 3;
RHIDescriptorSet* set = pool->AllocateSet(layoutDesc);
ASSERT_NE(set, nullptr);
auto* vulkanSet = static_cast<VulkanDescriptorSet*>(set);
ASSERT_NE(vulkanSet->GetDescriptorSet(), VK_NULL_HANDLE);
ASSERT_NE(vulkanSet->GetDescriptorSetLayout(), VK_NULL_HANDLE);
ASSERT_EQ(vulkanSet->GetBindingCount(), 3u);
const DescriptorSetLayoutBinding* storedBindings = vulkanSet->GetBindings();
ASSERT_NE(storedBindings, nullptr);
EXPECT_EQ(storedBindings[0].binding, 2u);
EXPECT_EQ(storedBindings[0].type, static_cast<uint32_t>(DescriptorType::UAV));
EXPECT_EQ(storedBindings[1].binding, 0u);
EXPECT_EQ(storedBindings[1].type, static_cast<uint32_t>(DescriptorType::CBV));
EXPECT_EQ(storedBindings[2].binding, 1u);
EXPECT_EQ(storedBindings[2].type, static_cast<uint32_t>(DescriptorType::SRV));
set->Shutdown();
delete set;
pool->Shutdown();
delete pool;
}
TEST_F(VulkanGraphicsFixture, DescriptorSet_WriteConstantTracksDirtyStateAndBacksData) {
DescriptorPoolDesc poolDesc = {};
poolDesc.type = DescriptorHeapType::CBV_SRV_UAV;
poolDesc.descriptorCount = 1;
poolDesc.shaderVisible = true;
RHIDescriptorPool* pool = m_device->CreateDescriptorPool(poolDesc);
ASSERT_NE(pool, nullptr);
DescriptorSetLayoutBinding binding = {};
binding.binding = 0;
binding.type = static_cast<uint32_t>(DescriptorType::CBV);
binding.count = 1;
DescriptorSetLayoutDesc layoutDesc = {};
layoutDesc.bindings = &binding;
layoutDesc.bindingCount = 1;
RHIDescriptorSet* set = pool->AllocateSet(layoutDesc);
ASSERT_NE(set, nullptr);
auto* vulkanSet = static_cast<VulkanDescriptorSet*>(set);
EXPECT_FALSE(vulkanSet->IsConstantDirty());
EXPECT_EQ(vulkanSet->GetConstantBufferData(), nullptr);
EXPECT_EQ(vulkanSet->GetConstantBufferSize(), 0u);
const float constants[4] = { 1.0f, 2.0f, 3.0f, 4.0f };
vulkanSet->WriteConstant(0, constants, sizeof(constants));
EXPECT_TRUE(vulkanSet->IsConstantDirty());
ASSERT_NE(vulkanSet->GetConstantBufferData(), nullptr);
ASSERT_EQ(vulkanSet->GetConstantBufferSize(), sizeof(constants));
auto* storedConstants = static_cast<const float*>(vulkanSet->GetConstantBufferData());
EXPECT_FLOAT_EQ(storedConstants[0], 1.0f);
EXPECT_FLOAT_EQ(storedConstants[1], 2.0f);
EXPECT_FLOAT_EQ(storedConstants[2], 3.0f);
EXPECT_FLOAT_EQ(storedConstants[3], 4.0f);
vulkanSet->MarkConstantClean();
EXPECT_FALSE(vulkanSet->IsConstantDirty());
set->Shutdown();
delete set;
pool->Shutdown();
delete pool;
}
} // namespace
#endif