277 lines
11 KiB
C++
277 lines
11 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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#include <Nazara/Shader/ShaderBuilder.hpp>
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#include <Nazara/Shader/Debug.hpp>
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namespace Nz::ShaderBuilder
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{
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inline std::unique_ptr<ShaderAst::AccessIdentifierExpression> Impl::AccessMember::operator()(ShaderAst::ExpressionPtr expr, std::vector<std::string> memberIdentifiers) const
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{
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auto accessMemberNode = std::make_unique<ShaderAst::AccessIdentifierExpression>();
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accessMemberNode->expr = std::move(expr);
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accessMemberNode->memberIdentifiers = std::move(memberIdentifiers);
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return accessMemberNode;
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}
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inline std::unique_ptr<ShaderAst::AccessIndexExpression> Impl::AccessIndex::operator()(ShaderAst::ExpressionPtr expr, std::vector<std::size_t> memberIndices) const
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{
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auto accessMemberNode = std::make_unique<ShaderAst::AccessIndexExpression>();
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accessMemberNode->expr = std::move(expr);
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accessMemberNode->memberIndices = std::move(memberIndices);
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return accessMemberNode;
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}
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inline std::unique_ptr<ShaderAst::AssignExpression> Impl::Assign::operator()(ShaderAst::AssignType op, ShaderAst::ExpressionPtr left, ShaderAst::ExpressionPtr right) const
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{
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auto assignNode = std::make_unique<ShaderAst::AssignExpression>();
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assignNode->op = op;
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assignNode->left = std::move(left);
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assignNode->right = std::move(right);
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return assignNode;
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}
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inline std::unique_ptr<ShaderAst::BinaryExpression> Impl::Binary::operator()(ShaderAst::BinaryType op, ShaderAst::ExpressionPtr left, ShaderAst::ExpressionPtr right) const
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{
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auto binaryNode = std::make_unique<ShaderAst::BinaryExpression>();
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binaryNode->op = op;
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binaryNode->left = std::move(left);
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binaryNode->right = std::move(right);
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return binaryNode;
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}
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inline std::unique_ptr<ShaderAst::BranchStatement> Impl::Branch::operator()(ShaderAst::ExpressionPtr condition, ShaderAst::StatementPtr truePath, ShaderAst::StatementPtr falsePath) const
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{
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auto branchNode = std::make_unique<ShaderAst::BranchStatement>();
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auto& condStatement = branchNode->condStatements.emplace_back();
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condStatement.condition = std::move(condition);
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condStatement.statement = std::move(truePath);
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branchNode->elseStatement = std::move(falsePath);
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return branchNode;
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}
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inline std::unique_ptr<ShaderAst::BranchStatement> Impl::Branch::operator()(std::vector<ShaderAst::BranchStatement::ConditionalStatement> condStatements, ShaderAst::StatementPtr elseStatement) const
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{
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auto branchNode = std::make_unique<ShaderAst::BranchStatement>();
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branchNode->condStatements = std::move(condStatements);
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branchNode->elseStatement = std::move(elseStatement);
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return branchNode;
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}
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inline std::unique_ptr<ShaderAst::CallFunctionExpression> Impl::CallFunction::operator()(std::string functionName, std::vector<ShaderAst::ExpressionPtr> parameters) const
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{
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auto callFunctionExpression = std::make_unique<ShaderAst::CallFunctionExpression>();
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callFunctionExpression->targetFunction = std::move(functionName);
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callFunctionExpression->parameters = std::move(parameters);
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return callFunctionExpression;
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}
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inline std::unique_ptr<ShaderAst::CastExpression> Impl::Cast::operator()(ShaderAst::ExpressionType targetType, std::array<ShaderAst::ExpressionPtr, 4> expressions) const
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{
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auto castNode = std::make_unique<ShaderAst::CastExpression>();
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castNode->expressions = std::move(expressions);
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castNode->targetType = std::move(targetType);
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return castNode;
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}
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inline std::unique_ptr<ShaderAst::CastExpression> Impl::Cast::operator()(ShaderAst::ExpressionType targetType, std::vector<ShaderAst::ExpressionPtr> expressions) const
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{
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auto castNode = std::make_unique<ShaderAst::CastExpression>();
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castNode->targetType = std::move(targetType);
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assert(expressions.size() <= castNode->expressions.size());
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for (std::size_t i = 0; i < expressions.size(); ++i)
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castNode->expressions[i] = std::move(expressions[i]);
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return castNode;
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}
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inline std::unique_ptr<ShaderAst::ConditionalExpression> Impl::ConditionalExpression::operator()(std::size_t optionIndex, ShaderAst::ExpressionPtr truePath, ShaderAst::ExpressionPtr falsePath) const
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{
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auto condExprNode = std::make_unique<ShaderAst::ConditionalExpression>();
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condExprNode->optionIndex = optionIndex;
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condExprNode->falsePath = std::move(falsePath);
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condExprNode->truePath = std::move(truePath);
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return condExprNode;
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}
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inline std::unique_ptr<ShaderAst::ConditionalStatement> Impl::ConditionalStatement::operator()(std::size_t optionIndex, ShaderAst::StatementPtr statement) const
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{
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auto condStatementNode = std::make_unique<ShaderAst::ConditionalStatement>();
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condStatementNode->optionIndex = optionIndex;
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condStatementNode->statement = std::move(statement);
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return condStatementNode;
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}
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inline std::unique_ptr<ShaderAst::ConstantExpression> Impl::Constant::operator()(ShaderAst::ConstantValue value) const
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{
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auto constantNode = std::make_unique<ShaderAst::ConstantExpression>();
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constantNode->value = std::move(value);
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return constantNode;
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}
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inline std::unique_ptr<ShaderAst::DeclareFunctionStatement> Impl::DeclareFunction::operator()(std::string name, ShaderAst::StatementPtr statement) const
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{
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auto declareFunctionNode = std::make_unique<ShaderAst::DeclareFunctionStatement>();
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declareFunctionNode->name = std::move(name);
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declareFunctionNode->statements.push_back(std::move(statement));
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return declareFunctionNode;
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}
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inline std::unique_ptr<ShaderAst::DeclareFunctionStatement> Impl::DeclareFunction::operator()(std::string name, std::vector<ShaderAst::DeclareFunctionStatement::Parameter> parameters, std::vector<ShaderAst::StatementPtr> statements, ShaderAst::ExpressionType returnType) const
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{
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auto declareFunctionNode = std::make_unique<ShaderAst::DeclareFunctionStatement>();
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declareFunctionNode->name = std::move(name);
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declareFunctionNode->parameters = std::move(parameters);
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declareFunctionNode->returnType = std::move(returnType);
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declareFunctionNode->statements = std::move(statements);
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return declareFunctionNode;
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}
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inline std::unique_ptr<ShaderAst::DeclareFunctionStatement> Impl::DeclareFunction::operator()(std::optional<ShaderStageType> entryStage, std::string name, std::vector<ShaderAst::DeclareFunctionStatement::Parameter> parameters, std::vector<ShaderAst::StatementPtr> statements, ShaderAst::ExpressionType returnType) const
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{
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auto declareFunctionNode = std::make_unique<ShaderAst::DeclareFunctionStatement>();
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declareFunctionNode->entryStage = entryStage;
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declareFunctionNode->name = std::move(name);
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declareFunctionNode->parameters = std::move(parameters);
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declareFunctionNode->returnType = std::move(returnType);
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declareFunctionNode->statements = std::move(statements);
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return declareFunctionNode;
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}
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inline std::unique_ptr<ShaderAst::DeclareOptionStatement> Impl::DeclareOption::operator()(std::string name, ShaderAst::ExpressionType type, ShaderAst::ExpressionPtr initialValue) const
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{
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auto declareOptionNode = std::make_unique<ShaderAst::DeclareOptionStatement>();
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declareOptionNode->optName = std::move(name);
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declareOptionNode->optType = std::move(type);
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declareOptionNode->initialValue = std::move(initialValue);
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return declareOptionNode;
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}
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inline std::unique_ptr<ShaderAst::DeclareStructStatement> Impl::DeclareStruct::operator()(ShaderAst::StructDescription description) const
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{
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auto declareStructNode = std::make_unique<ShaderAst::DeclareStructStatement>();
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declareStructNode->description = std::move(description);
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return declareStructNode;
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}
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inline std::unique_ptr<ShaderAst::DeclareVariableStatement> Impl::DeclareVariable::operator()(std::string name, ShaderAst::ExpressionPtr initialValue) const
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{
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auto declareVariableNode = std::make_unique<ShaderAst::DeclareVariableStatement>();
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declareVariableNode->varName = std::move(name);
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declareVariableNode->initialExpression = std::move(initialValue);
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return declareVariableNode;
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}
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inline std::unique_ptr<ShaderAst::DeclareVariableStatement> Impl::DeclareVariable::operator()(std::string name, ShaderAst::ExpressionType type, ShaderAst::ExpressionPtr initialValue) const
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{
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auto declareVariableNode = std::make_unique<ShaderAst::DeclareVariableStatement>();
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declareVariableNode->varName = std::move(name);
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declareVariableNode->varType = std::move(type);
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declareVariableNode->initialExpression = std::move(initialValue);
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return declareVariableNode;
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}
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inline std::unique_ptr<ShaderAst::ExpressionStatement> Impl::ExpressionStatement::operator()(ShaderAst::ExpressionPtr expression) const
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{
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auto expressionStatementNode = std::make_unique<ShaderAst::ExpressionStatement>();
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expressionStatementNode->expression = std::move(expression);
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return expressionStatementNode;
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}
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inline std::unique_ptr<ShaderAst::IdentifierExpression> Impl::Identifier::operator()(std::string name) const
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{
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auto identifierNode = std::make_unique<ShaderAst::IdentifierExpression>();
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identifierNode->identifier = std::move(name);
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return identifierNode;
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}
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inline std::unique_ptr<ShaderAst::IntrinsicExpression> Impl::Intrinsic::operator()(ShaderAst::IntrinsicType intrinsicType, std::vector<ShaderAst::ExpressionPtr> parameters) const
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{
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auto intrinsicExpression = std::make_unique<ShaderAst::IntrinsicExpression>();
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intrinsicExpression->intrinsic = intrinsicType;
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intrinsicExpression->parameters = std::move(parameters);
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return intrinsicExpression;
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}
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inline std::unique_ptr<ShaderAst::MultiStatement> Impl::Multi::operator()(std::vector<ShaderAst::StatementPtr> statements) const
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{
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auto multiStatement = std::make_unique<ShaderAst::MultiStatement>();
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multiStatement->statements = std::move(statements);
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return multiStatement;
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}
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template<typename T>
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std::unique_ptr<T> Impl::NoParam<T>::operator()() const
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{
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return std::make_unique<T>();
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}
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inline std::unique_ptr<ShaderAst::ReturnStatement> Impl::Return::operator()(ShaderAst::ExpressionPtr expr) const
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{
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auto returnNode = std::make_unique<ShaderAst::ReturnStatement>();
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returnNode->returnExpr = std::move(expr);
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return returnNode;
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}
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inline std::unique_ptr<ShaderAst::SelectOptionExpression> Impl::SelectOption::operator()(std::string optionName, ShaderAst::ExpressionPtr truePath, ShaderAst::ExpressionPtr falsePath) const
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{
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auto selectOptNode = std::make_unique<ShaderAst::SelectOptionExpression>();
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selectOptNode->optionName = std::move(optionName);
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selectOptNode->falsePath = std::move(falsePath);
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selectOptNode->truePath = std::move(truePath);
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return selectOptNode;
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}
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inline std::unique_ptr<ShaderAst::SwizzleExpression> Impl::Swizzle::operator()(ShaderAst::ExpressionPtr expression, std::vector<ShaderAst::SwizzleComponent> swizzleComponents) const
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{
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auto swizzleNode = std::make_unique<ShaderAst::SwizzleExpression>();
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swizzleNode->expression = std::move(expression);
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assert(swizzleComponents.size() <= swizzleNode->components.size());
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swizzleNode->componentCount = swizzleComponents.size();
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for (std::size_t i = 0; i < swizzleNode->componentCount; ++i)
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swizzleNode->components[i] = swizzleComponents[i];
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return swizzleNode;
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}
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inline std::unique_ptr<ShaderAst::UnaryExpression> Impl::Unary::operator()(ShaderAst::UnaryType op, ShaderAst::ExpressionPtr expression) const
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{
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auto unaryNode = std::make_unique<ShaderAst::UnaryExpression>();
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unaryNode->expression = std::move(expression);
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unaryNode->op = op;
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return unaryNode;
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}
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}
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#include <Nazara/Shader/DebugOff.hpp>
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