59 lines
1.7 KiB
C++
59 lines
1.7 KiB
C++
// Copyright (C) 2021 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Vulkan renderer"
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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_VULKANRENDERER_VULKANDESCRIPTORSETLAYOUTCACHE_HPP
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#define NAZARA_VULKANRENDERER_VULKANDESCRIPTORSETLAYOUTCACHE_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Core/Algorithm.hpp>
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#include <Nazara/VulkanRenderer/Wrapper/DescriptorSetLayout.hpp>
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#include <unordered_map>
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namespace Nz
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{
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namespace Vk
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{
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class Device;
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}
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struct VulkanDescriptorSetLayoutInfo
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{
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VkDescriptorSetLayoutCreateFlags createFlags = 0;
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std::vector<VkDescriptorSetLayoutBinding> bindings;
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};
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struct VulkanDescriptorSetLayoutBindingHasher
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{
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inline std::size_t operator()(const VulkanDescriptorSetLayoutInfo& layoutInfo) const;
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};
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struct VulkanDescriptorSetLayoutBindingEqual
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{
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inline bool operator()(const VulkanDescriptorSetLayoutInfo& lhs, const VulkanDescriptorSetLayoutInfo& rhs) const;
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};
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class VulkanDescriptorSetLayoutCache
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{
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public:
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inline VulkanDescriptorSetLayoutCache(Vk::Device& device);
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~VulkanDescriptorSetLayoutCache() = default;
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inline void Clear();
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inline const Vk::DescriptorSetLayout& Get(const VulkanDescriptorSetLayoutInfo& layoutInfo) const;
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private:
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using Cache = std::unordered_map<VulkanDescriptorSetLayoutInfo, Vk::DescriptorSetLayout, VulkanDescriptorSetLayoutBindingHasher, VulkanDescriptorSetLayoutBindingEqual>;
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mutable Cache m_cache;
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Vk::Device& m_device;
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};
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}
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#include <Nazara/VulkanRenderer/VulkanDescriptorSetLayoutCache.inl>
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#endif // NAZARA_VULKANRENDERER_VULKANDESCRIPTORSETLAYOUTCACHE_HPP
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