42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
// Copyright (C) 2017 Jérôme Leclercq
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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_UBER_SHADER_HPP
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#define NAZARA_UBER_SHADER_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Core/Bitset.hpp>
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#include <Nazara/Graphics/Config.hpp>
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#include <Nazara/Shader/Ast/Nodes.hpp>
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#include <unordered_map>
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namespace Nz
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{
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class ShaderModule;
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class NAZARA_GRAPHICS_API UberShader
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{
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public:
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UberShader(ShaderStageType shaderStage, const ShaderAst::StatementPtr& shaderAst);
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~UberShader() = default;
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UInt64 GetOptionFlagByName(const std::string& optionName) const;
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const std::shared_ptr<ShaderModule>& Get(UInt64 combination);
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private:
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std::unordered_map<UInt64 /*combination*/, std::shared_ptr<ShaderModule>> m_combinations;
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std::unordered_map<std::string, std::size_t> m_optionIndexByName;
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ShaderAst::StatementPtr m_shaderAst;
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ShaderStageType m_shaderStage;
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UInt64 m_combinationMask;
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};
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}
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#include <Nazara/Graphics/UberShader.inl>
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#endif // NAZARA_UBER_SHADER_HPP
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