121 lines
3.9 KiB
C++
121 lines
3.9 KiB
C++
// Copyright (C) 2021 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Graphics 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_GRAPHICS_MATERIALSETTINGS_HPP
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#define NAZARA_GRAPHICS_MATERIALSETTINGS_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Graphics/Enums.hpp>
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#include <Nazara/Graphics/UberShader.hpp>
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#include <Nazara/Renderer/RenderPipelineLayout.hpp>
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#include <Nazara/Renderer/ShaderModule.hpp>
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#include <Nazara/Utility/Enums.hpp>
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#include <array>
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#include <limits>
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#include <string>
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#include <vector>
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namespace Nz
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{
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class MaterialSettings
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{
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public:
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struct Builder;
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struct Option;
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struct SharedUniformBlock;
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struct Texture;
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struct UniformBlock;
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using PredefinedBinding = std::array<std::size_t, PredefinedShaderBindingCount>;
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inline MaterialSettings();
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inline MaterialSettings(Builder builder);
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MaterialSettings(const MaterialSettings&) = default;
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MaterialSettings(MaterialSettings&&) = delete;
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~MaterialSettings() = default;
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inline const Builder& GetBuilderData() const;
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inline const std::vector<Option>& GetOptions() const;
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inline std::size_t GetOptionIndex(const std::string_view& name) const;
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inline std::size_t GetPredefinedBinding(PredefinedShaderBinding shaderBinding) const;
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inline const std::shared_ptr<RenderPipelineLayout>& GetRenderPipelineLayout() const;
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inline const std::shared_ptr<UberShader>& GetShader(ShaderStageType stage) const;
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inline const std::vector<std::shared_ptr<UberShader>>& GetShaders() const;
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inline const std::vector<SharedUniformBlock>& GetSharedUniformBlocks() const;
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inline std::size_t GetSharedUniformBlockIndex(const std::string_view& name) const;
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inline std::size_t GetSharedUniformBlockVariableOffset(std::size_t uniformBlockIndex, const std::string_view& name) const;
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inline const std::vector<Texture>& GetTextures() const;
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inline std::size_t GetTextureIndex(const std::string_view& name) const;
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inline const std::vector<UniformBlock>& GetUniformBlocks() const;
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inline std::size_t GetUniformBlockIndex(const std::string_view& name) const;
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inline std::size_t GetUniformBlockVariableOffset(std::size_t uniformBlockIndex, const std::string_view& name) const;
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MaterialSettings& operator=(const MaterialSettings&) = delete;
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MaterialSettings& operator=(MaterialSettings&&) = delete;
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static constexpr std::size_t InvalidIndex = std::numeric_limits<std::size_t>::max();
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static inline void BuildOption(std::vector<Option>& options, const std::vector<std::shared_ptr<UberShader>>& uberShaders, std::string optionName, const std::string& shaderOptionName);
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struct Builder
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{
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inline Builder();
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std::vector<std::shared_ptr<UberShader>> shaders;
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std::vector<Option> options;
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std::vector<Texture> textures;
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std::vector<UniformBlock> uniformBlocks;
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std::vector<SharedUniformBlock> sharedUniformBlocks;
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PredefinedBinding predefinedBindings;
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};
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struct Option
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{
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std::string name;
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std::vector<std::optional<std::size_t>> optionIndexByShader;
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};
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struct UniformVariable
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{
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std::string name;
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std::size_t offset;
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};
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struct SharedUniformBlock
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{
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UInt32 bindingIndex;
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std::string name;
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std::vector<UniformVariable> uniforms;
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ShaderStageTypeFlags shaderStages = ShaderStageType_All;
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};
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struct Texture
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{
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UInt32 bindingIndex;
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std::string name;
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ImageType type;
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ShaderStageTypeFlags shaderStages = ShaderStageType_All;
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};
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struct UniformBlock
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{
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UInt32 bindingIndex;
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std::string name;
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std::size_t blockSize;
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std::vector<UniformVariable> uniforms;
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std::vector<UInt8> defaultValues;
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ShaderStageTypeFlags shaderStages = ShaderStageType_All;
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};
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private:
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std::shared_ptr<RenderPipelineLayout> m_pipelineLayout;
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Builder m_data;
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};
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}
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#include <Nazara/Graphics/MaterialSettings.inl>
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#endif // NAZARA_GRAPHICS_MATERIALSETTINGS_HPP
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