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XCEngine/engine/include/XCEngine/Rendering/Passes/BuiltinObjectIdPass.h

68 lines
2.2 KiB
C++

#pragma once
#include <XCEngine/Rendering/ObjectIdPass.h>
#include <XCEngine/Rendering/ObjectIdEncoding.h>
#include <XCEngine/Rendering/RenderMaterialUtility.h>
#include <XCEngine/Rendering/RenderResourceCache.h>
#include <XCEngine/Core/Asset/ResourceHandle.h>
#include <XCEngine/RHI/RHIPipelineState.h>
#include <XCEngine/Resources/Shader/Shader.h>
#include <unordered_map>
namespace XCEngine {
namespace Rendering {
namespace Passes {
class BuiltinObjectIdPass final : public ObjectIdPass {
public:
~BuiltinObjectIdPass() override;
static RHI::InputLayoutDesc BuildInputLayout();
bool Render(
const RenderContext& context,
const RenderSurface& surface,
const RenderSceneData& sceneData) override;
void Shutdown() override;
private:
struct PerObjectConstants {
Math::Matrix4x4 projection = Math::Matrix4x4::Identity();
Math::Matrix4x4 view = Math::Matrix4x4::Identity();
Math::Matrix4x4 model = Math::Matrix4x4::Identity();
Math::Vector4 objectIdColor = Math::Vector4::Zero();
};
struct OwnedDescriptorSet {
RHI::RHIDescriptorPool* pool = nullptr;
RHI::RHIDescriptorSet* set = nullptr;
};
bool EnsureInitialized(const RenderContext& context);
bool CreateResources(const RenderContext& context);
void DestroyResources();
RHI::RHIDescriptorSet* GetOrCreatePerObjectSet(uint64_t objectId);
void DestroyOwnedDescriptorSet(OwnedDescriptorSet& descriptorSet);
bool DrawVisibleItem(
const RenderContext& context,
const RenderSceneData& sceneData,
const VisibleRenderItem& visibleItem);
RHI::RHIDevice* m_device = nullptr;
RHI::RHIType m_backendType = RHI::RHIType::D3D12;
RHI::RHIPipelineLayout* m_pipelineLayout = nullptr;
RHI::RHIPipelineState* m_pipelineState = nullptr;
PassResourceBindingLocation m_perObjectBinding = {};
Core::uint32 m_firstDescriptorSet = 0;
Resources::ResourceHandle<Resources::Shader> m_builtinObjectIdShader;
RenderResourceCache m_resourceCache;
std::unordered_map<uint64_t, OwnedDescriptorSet> m_perObjectSets;
};
} // namespace Passes
} // namespace Rendering
} // namespace XCEngine