155 lines
5.1 KiB
C++
155 lines
5.1 KiB
C++
// Copyright (C) 2020 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Shader generator"
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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_SHADERSERIALIZER_HPP
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#define NAZARA_SHADERSERIALIZER_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Core/ByteArray.hpp>
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#include <Nazara/Core/ByteStream.hpp>
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#include <Nazara/Shader/Config.hpp>
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#include <Nazara/Shader/Ast/Nodes.hpp>
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namespace Nz::ShaderAst
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{
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class NAZARA_SHADER_API AstSerializerBase
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{
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public:
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AstSerializerBase() = default;
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AstSerializerBase(const AstSerializerBase&) = delete;
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AstSerializerBase(AstSerializerBase&&) = delete;
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~AstSerializerBase() = default;
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void Serialize(AccessIdentifierExpression& node);
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void Serialize(AccessIndexExpression& node);
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void Serialize(AssignExpression& node);
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void Serialize(BinaryExpression& node);
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void Serialize(CallFunctionExpression& node);
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void Serialize(CallMethodExpression& node);
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void Serialize(CastExpression& node);
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void Serialize(ConditionalExpression& node);
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void Serialize(ConstantExpression& node);
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void Serialize(IdentifierExpression& node);
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void Serialize(IntrinsicExpression& node);
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void Serialize(SelectOptionExpression& node);
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void Serialize(SwizzleExpression& node);
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void Serialize(VariableExpression& node);
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void Serialize(UnaryExpression& node);
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void Serialize(BranchStatement& node);
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void Serialize(ConditionalStatement& node);
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void Serialize(DeclareExternalStatement& node);
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void Serialize(DeclareFunctionStatement& node);
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void Serialize(DeclareOptionStatement& node);
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void Serialize(DeclareStructStatement& node);
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void Serialize(DeclareVariableStatement& node);
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void Serialize(DiscardStatement& node);
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void Serialize(ExpressionStatement& node);
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void Serialize(MultiStatement& node);
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void Serialize(NoOpStatement& node);
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void Serialize(ReturnStatement& node);
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protected:
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template<typename T> void Container(T& container);
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template<typename T> void Enum(T& enumVal);
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template<typename T> void OptEnum(std::optional<T>& optVal);
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template<typename T> void OptVal(std::optional<T>& optVal);
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virtual bool IsWriting() const = 0;
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virtual void Node(ExpressionPtr& node) = 0;
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virtual void Node(StatementPtr& node) = 0;
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virtual void Type(ExpressionType& type) = 0;
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virtual void Value(bool& val) = 0;
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virtual void Value(float& val) = 0;
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virtual void Value(std::string& val) = 0;
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virtual void Value(Int32& val) = 0;
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virtual void Value(Vector2f& val) = 0;
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virtual void Value(Vector3f& val) = 0;
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virtual void Value(Vector4f& val) = 0;
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virtual void Value(Vector2i32& val) = 0;
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virtual void Value(Vector3i32& val) = 0;
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virtual void Value(Vector4i32& val) = 0;
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virtual void Value(UInt8& val) = 0;
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virtual void Value(UInt16& val) = 0;
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virtual void Value(UInt32& val) = 0;
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virtual void Value(UInt64& val) = 0;
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inline void SizeT(std::size_t& val);
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};
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class NAZARA_SHADER_API ShaderAstSerializer final : public AstSerializerBase
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{
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public:
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inline ShaderAstSerializer(ByteStream& stream);
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~ShaderAstSerializer() = default;
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void Serialize(StatementPtr& shader);
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private:
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bool IsWriting() const override;
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void Node(ExpressionPtr& node) override;
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void Node(StatementPtr& node) override;
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void Type(ExpressionType& type) override;
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void Value(bool& val) override;
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void Value(float& val) override;
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void Value(std::string& val) override;
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void Value(Int32& val) override;
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void Value(Vector2f& val) override;
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void Value(Vector3f& val) override;
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void Value(Vector4f& val) override;
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void Value(Vector2i32& val) override;
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void Value(Vector3i32& val) override;
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void Value(Vector4i32& val) override;
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void Value(UInt8& val) override;
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void Value(UInt16& val) override;
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void Value(UInt32& val) override;
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void Value(UInt64& val) override;
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ByteStream& m_stream;
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};
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class NAZARA_SHADER_API ShaderAstUnserializer final : public AstSerializerBase
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{
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public:
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ShaderAstUnserializer(ByteStream& stream);
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~ShaderAstUnserializer() = default;
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StatementPtr Unserialize();
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private:
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bool IsWriting() const override;
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void Node(ExpressionPtr& node) override;
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void Node(StatementPtr& node) override;
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void Type(ExpressionType& type) override;
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void Value(bool& val) override;
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void Value(float& val) override;
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void Value(std::string& val) override;
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void Value(Int32& val) override;
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void Value(Vector2f& val) override;
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void Value(Vector3f& val) override;
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void Value(Vector4f& val) override;
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void Value(Vector2i32& val) override;
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void Value(Vector3i32& val) override;
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void Value(Vector4i32& val) override;
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void Value(UInt8& val) override;
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void Value(UInt16& val) override;
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void Value(UInt32& val) override;
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void Value(UInt64& val) override;
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ByteStream& m_stream;
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};
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NAZARA_SHADER_API ByteArray SerializeShader(StatementPtr& shader);
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inline StatementPtr UnserializeShader(const void* data, std::size_t size);
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NAZARA_SHADER_API StatementPtr UnserializeShader(ByteStream& stream);
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}
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#include <Nazara/Shader/Ast/AstSerializer.inl>
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#endif
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