71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
// Copyright (C) 2020 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Renderer module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_OPENGLRENDERER_OPENGLRENDERPIPELINELAYOUT_HPP
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#define NAZARA_OPENGLRENDERER_OPENGLRENDERPIPELINELAYOUT_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Core/Bitset.hpp>
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#include <Nazara/Renderer/RenderPipelineLayout.hpp>
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#include <Nazara/OpenGLRenderer/Config.hpp>
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#include <Nazara/OpenGLRenderer/OpenGLShaderBinding.hpp>
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#include <Nazara/OpenGLRenderer/Wrapper/Device.hpp>
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#include <Nazara/OpenGLRenderer/Wrapper/DescriptorPool.hpp>
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#include <Nazara/OpenGLRenderer/Wrapper/DescriptorSet.hpp>
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#include <Nazara/OpenGLRenderer/Wrapper/DescriptorSetLayout.hpp>
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#include <Nazara/OpenGLRenderer/Wrapper/PipelineLayout.hpp>
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#include <memory>
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#include <type_traits>
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#include <vector>
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namespace Nz
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{
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class NAZARA_OPENGLRENDERER_API OpenGLRenderPipelineLayout : public RenderPipelineLayout
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{
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friend OpenGLShaderBinding;
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public:
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OpenGLRenderPipelineLayout() = default;
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~OpenGLRenderPipelineLayout();
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ShaderBindingPtr AllocateShaderBinding() override;
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bool Create(Vk::Device& device, RenderPipelineLayoutInfo layoutInfo);
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inline Vk::Device* GetDevice() const;
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inline const Vk::DescriptorSetLayout& GetDescriptorSetLayout() const;
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inline const Vk::PipelineLayout& GetPipelineLayout() const;
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private:
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struct DescriptorPool;
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DescriptorPool& AllocatePool();
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ShaderBindingPtr AllocateFromPool(std::size_t poolIndex);
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void Release(ShaderBinding& binding);
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inline void TryToShrink();
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struct DescriptorPool
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{
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using BindingStorage = std::aligned_storage_t<sizeof(OpenGLShaderBinding), alignof(OpenGLShaderBinding)>;
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Bitset<UInt64> freeBindings;
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Vk::DescriptorPool descriptorPool;
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std::unique_ptr<BindingStorage[]> storage;
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};
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MovablePtr<Vk::Device> m_device;
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std::vector<DescriptorPool> m_descriptorPools;
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Vk::DescriptorSetLayout m_descriptorSetLayout;
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Vk::PipelineLayout m_pipelineLayout;
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RenderPipelineLayoutInfo m_layoutInfo;
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};
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}
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#include <Nazara/OpenGLRenderer/OpenGLRenderPipelineLayout.inl>
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#endif // NAZARA_OPENGLRENDERER_OPENGLRENDERPIPELINE_HPP
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