Object reference analyzer. More...

#include <CeresEngine/Material/ShaderCompiler/AST/Visitor/ReferenceAnalyzer.hpp>

Inheritance diagram for CeresEngine::ShaderCompiler::ReferenceAnalyzer:

Public Member Functions
void	markReferencesFromEntryPoint (Program &program, const ShaderTarget shaderTarget)

Private Member Functions
bool	reachable (AST *ast)

void	visitStatementList (const Vector< StatementPtr > &statements)

void	markLValueExpression (const Expression *expression)

void	markLValueExpressionObject (const ObjectExpression *objectExpression)

void	visitCodeBlock (CodeBlock ast, void args) override

void	visitSwitchCase (SwitchCase ast, void args) override

void	visitTypeSpecifier (TypeSpecifier ast, void args) override

void	visitVarDeclaration (VarDeclaration ast, void args) override

void	visitStructDeclaration (StructDeclaration ast, void args) override

void	visitBufferDeclaration (BufferDeclaration ast, void args) override

void	visitSamplerDeclaration (SamplerDeclaration ast, void args) override

void	visitFunctionDeclaration (FunctionDeclaration ast, void args) override

void	visitUniformBufferDeclaration (UniformBufferDeclaration ast, void args) override

void	visitBufferDeclarationStatement (BufferDeclarationStatement ast, void args) override

void	visitSamplerDeclarationStatement (SamplerDeclarationStatement ast, void args) override

void	visitVarDeclarationStatement (VarDeclarationStatement ast, void args) override

void	visitUnaryExpression (UnaryExpression ast, void args) override

void	visitPostUnaryExpression (PostUnaryExpression ast, void args) override

void	visitCallExpression (CallExpression ast, void args) override

void	visitObjectExpression (ObjectExpression ast, void args) override

void	visitAssignExpression (AssignExpression ast, void args) override

Private Member Functions inherited from CeresEngine::ShaderCompiler::VisitorTracker
bool	isInsideGlobalScope () const

void	pushFunctionDeclaration (FunctionDeclaration *funcDeclaration)

void	popFunctionDeclaration ()

bool	isInsideFunctionDeclaration () const

bool	isInsideEntryPoint () const

bool	isInsideSecondaryEntryPoint () const

FunctionDeclaration *	getActiveFunctionDeclaration () const

StructDeclaration *	getActiveFunctionStructDeclaration () const

void	pushCallExpression (CallExpression *callExpression)

void	popCallExpression ()

CallExpression *	getActiveCallExpression () const

void	pushLValueExpression (Expression *expression)

void	popLValueExpression ()

Expression *	getActiveLValueExpression () const

void	pushStructDeclaration (StructDeclaration *structDeclaration)

void	popStructDeclaration ()

bool	isInsideStructDeclaration () const

StructDeclaration *	getActiveStructDeclaration () const

const Vector< StructDeclaration * > &	getStructDeclarationStack () const

void	pushUniformBufferDeclaration (UniformBufferDeclaration *uniformBufferDeclaration)

void	popUniformBufferDeclaration ()

bool	isInsideUniformBufferDeclaration () const

const Vector< UniformBufferDeclaration * > &	getUniformBufferDeclarationStack () const

void	pushVarDeclarationStatement (VarDeclarationStatement *varDeclarationStatement)

void	popVarDeclarationStatement ()

bool	isInsideVarDeclarationStatement () const

VarDeclarationStatement *	getActiveVarDeclarationStatement () const

Private Member Functions inherited from CeresEngine::ShaderCompiler::Visitor
virtual	~Visitor ()=default

virtual void	visitProgram (Program ast, void args)

virtual void	visitAttribute (Attribute ast, void args)

virtual void	visitSamplerValue (SamplerValue ast, void args)

virtual void	visitRegister (Register ast, void args)

virtual void	visitPackOffset (PackOffset ast, void args)

virtual void	visitArrayDimension (ArrayDimension ast, void args)

virtual void	visitAliasDeclaration (AliasDeclaration ast, void args)

virtual void	visitAliasDeclarationStatement (AliasDeclarationStatement ast, void args)

virtual void	visitBasicDeclarationStatement (BasicDeclarationStatement ast, void args)

virtual void	visitNullStatement (NullStatement ast, void args)

virtual void	visitCodeBlockStatement (CodeBlockStatement ast, void args)

virtual void	visitForLoopStatement (ForLoopStatement ast, void args)

virtual void	visitWhileLoopStatement (WhileLoopStatement ast, void args)

virtual void	visitDoWhileLoopStatement (DoWhileLoopStatement ast, void args)

virtual void	visitIfStatement (IfStatement ast, void args)

virtual void	visitElseStatement (ElseStatement ast, void args)

virtual void	visitSwitchStatement (SwitchStatement ast, void args)

virtual void	visitExpressionStatement (ExpressionStatement ast, void args)

virtual void	visitReturnStatement (ReturnStatement ast, void args)

virtual void	visitCtrlTransferStatement (CtrlTransferStatement ast, void args)

virtual void	visitLayoutStatement (LayoutStatement ast, void args)

virtual void	visitNullExpression (NullExpression ast, void args)

virtual void	visitSequenceExpression (SequenceExpression ast, void args)

virtual void	visitLiteralExpression (LiteralExpression ast, void args)

virtual void	visitTypeSpecifierExpression (TypeSpecifierExpression ast, void args)

virtual void	visitTernaryExpression (TernaryExpression ast, void args)

virtual void	visitBinaryExpression (BinaryExpression ast, void args)

virtual void	visitBracketExpression (BracketExpression ast, void args)

virtual void	visitArrayExpression (ArrayExpression ast, void args)

virtual void	visitCastExpression (CastExpression ast, void args)

virtual void	visitInitializerExpression (InitializerExpression ast, void args)

template<typename T >
void	visit (const T &ast, void *args=nullptr)

template<typename T >
void	visit (const Vector< T > &astList, void *args=nullptr)

Private Attributes
Program *	mProgram = nullptr

ShaderTarget	mShaderTarget = ShaderTarget::VertexShader

Vector< CallExpression * >	mCallExpressionStack

Detailed Description

Object reference analyzer.

This helper class for the context analyzer marks all functions which are used (or rather referenced) from the beginning of the shader entry point. All other functions will be ignored by the code generator.

Member Function Documentation

◆ markLValueExpression()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::markLValueExpression ( const Expression * expression )

private

◆ markLValueExpressionObject()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::markLValueExpressionObject ( const ObjectExpression * objectExpression )

private

◆ markReferencesFromEntryPoint()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::markReferencesFromEntryPoint	(	Program &	program,
		const ShaderTarget	shaderTarget
	)

◆ reachable()

bool CeresEngine::ShaderCompiler::ReferenceAnalyzer::reachable ( AST * ast )

private

◆ visitAssignExpression()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitAssignExpression	(	AssignExpression *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitBufferDeclaration()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitBufferDeclaration	(	BufferDeclaration *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitBufferDeclarationStatement()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitBufferDeclarationStatement	(	BufferDeclarationStatement *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitCallExpression()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitCallExpression	(	CallExpression *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitCodeBlock()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitCodeBlock	(	CodeBlock *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitFunctionDeclaration()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitFunctionDeclaration	(	FunctionDeclaration *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitObjectExpression()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitObjectExpression	(	ObjectExpression *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitPostUnaryExpression()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitPostUnaryExpression	(	PostUnaryExpression *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitSamplerDeclaration()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitSamplerDeclaration	(	SamplerDeclaration *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitSamplerDeclarationStatement()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitSamplerDeclarationStatement	(	SamplerDeclarationStatement *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitStatementList()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitStatementList ( const Vector< StatementPtr > & statements )

private

◆ visitStructDeclaration()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitStructDeclaration	(	StructDeclaration *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitSwitchCase()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitSwitchCase	(	SwitchCase *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitTypeSpecifier()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitTypeSpecifier	(	TypeSpecifier *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitUnaryExpression()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitUnaryExpression	(	UnaryExpression *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitUniformBufferDeclaration()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitUniformBufferDeclaration	(	UniformBufferDeclaration *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitVarDeclaration()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitVarDeclaration	(	VarDeclaration *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

◆ visitVarDeclarationStatement()

void CeresEngine::ShaderCompiler::ReferenceAnalyzer::visitVarDeclarationStatement	(	VarDeclarationStatement *	ast,
		void *	args
	)

overrideprivatevirtual

Reimplemented from CeresEngine::ShaderCompiler::Visitor.

Member Data Documentation

◆ mCallExpressionStack

Vector<CallExpression*> CeresEngine::ShaderCompiler::ReferenceAnalyzer::mCallExpressionStack

private

◆ mProgram

Program* CeresEngine::ShaderCompiler::ReferenceAnalyzer::mProgram = nullptr

private

◆ mShaderTarget

ShaderTarget CeresEngine::ShaderCompiler::ReferenceAnalyzer::mShaderTarget = ShaderTarget::VertexShader

private

The documentation for this class was generated from the following file:

/Users/Rogiel/Developer/CeresEngine/Engine/Sources/CeresEngine/Material/ShaderCompiler/AST/Visitor/ReferenceAnalyzer.hpp

Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Member Function Documentation

◆ markLValueExpression()

◆ markLValueExpressionObject()

◆ markReferencesFromEntryPoint()

◆ reachable()

◆ visitAssignExpression()

◆ visitBufferDeclaration()

◆ visitBufferDeclarationStatement()

◆ visitCallExpression()

◆ visitCodeBlock()

◆ visitFunctionDeclaration()

◆ visitObjectExpression()

◆ visitPostUnaryExpression()

◆ visitSamplerDeclaration()

◆ visitSamplerDeclarationStatement()

◆ visitStatementList()

◆ visitStructDeclaration()

◆ visitSwitchCase()

◆ visitTypeSpecifier()

◆ visitUnaryExpression()

◆ visitUniformBufferDeclaration()

◆ visitVarDeclaration()

◆ visitVarDeclarationStatement()

Member Data Documentation

◆ mCallExpressionStack

◆ mProgram

◆ mShaderTarget