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Split shader generation to a new module

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This commit is contained in:
Jérôme Leclercq
2020-08-11 00:00:36 +02:00
parent 0313f2d0a6
commit 837a6585a1
86 changed files with 564 additions and 312 deletions
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74
include/Nazara/Shader/ShaderAstCloner.hpp Normal file
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// Copyright (C) 2020 Jérôme Leclercq
// This file is part of the "Nazara Engine - Shader generator"
// For conditions of distribution and use, see copyright notice in Config.hpp
#pragma once
#ifndef NAZARA_SHADERASTCLONER_HPP
#define NAZARA_SHADERASTCLONER_HPP
#include <Nazara/Prerequisites.hpp>
#include <Nazara/Shader/Config.hpp>
#include <Nazara/Shader/ShaderAstVisitor.hpp>
#include <Nazara/Shader/ShaderVarVisitor.hpp>
#include <vector>
namespace Nz
{
class NAZARA_SHADER_API ShaderAstCloner : public ShaderAstVisitor, public ShaderVarVisitor
{
public:
ShaderAstCloner() = default;
ShaderAstCloner(const ShaderAstCloner&) = default;
ShaderAstCloner(ShaderAstCloner&&) = default;
~ShaderAstCloner() = default;
ShaderNodes::StatementPtr Clone(const ShaderNodes::StatementPtr& statement);
ShaderAstCloner& operator=(const ShaderAstCloner&) = default;
ShaderAstCloner& operator=(ShaderAstCloner&&) = default;
protected:
ShaderNodes::ExpressionPtr CloneExpression(const ShaderNodes::ExpressionPtr& expr);
ShaderNodes::StatementPtr CloneStatement(const ShaderNodes::StatementPtr& statement);
ShaderNodes::VariablePtr CloneVariable(const ShaderNodes::VariablePtr& statement);
void Visit(ShaderNodes::AccessMember& node) override;
void Visit(ShaderNodes::AssignOp& node) override;
void Visit(ShaderNodes::BinaryOp& node) override;
void Visit(ShaderNodes::Branch& node) override;
void Visit(ShaderNodes::Cast& node) override;
void Visit(ShaderNodes::Constant& node) override;
void Visit(ShaderNodes::DeclareVariable& node) override;
void Visit(ShaderNodes::ExpressionStatement& node) override;
void Visit(ShaderNodes::Identifier& node) override;
void Visit(ShaderNodes::IntrinsicCall& node) override;
void Visit(ShaderNodes::Sample2D& node) override;
void Visit(ShaderNodes::StatementBlock& node) override;
void Visit(ShaderNodes::SwizzleOp& node) override;
void Visit(ShaderNodes::BuiltinVariable& var) override;
void Visit(ShaderNodes::InputVariable& var) override;
void Visit(ShaderNodes::LocalVariable& var) override;
void Visit(ShaderNodes::OutputVariable& var) override;
void Visit(ShaderNodes::ParameterVariable& var) override;
void Visit(ShaderNodes::UniformVariable& var) override;
void PushExpression(ShaderNodes::ExpressionPtr expression);
void PushStatement(ShaderNodes::StatementPtr statement);
void PushVariable(ShaderNodes::VariablePtr variable);
ShaderNodes::ExpressionPtr PopExpression();
ShaderNodes::StatementPtr PopStatement();
ShaderNodes::VariablePtr PopVariable();
private:
std::vector<ShaderNodes::ExpressionPtr> m_expressionStack;
std::vector<ShaderNodes::StatementPtr> m_statementStack;
std::vector<ShaderNodes::VariablePtr> m_variableStack;
};
}
#include <Nazara/Shader/ShaderAstCloner.inl>
#endif