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> Unreal Engine API Reference > Developer > RigVMDeveloper > RigVMCompiler > FRigVMBranchExprAST

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FRigVMBranchExprAST

An abstract syntax tree branch expression represents a branch point for two blocks.

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Inheritance Hierarchy

FRigVMExprAST

FRigVMBlockExprAST

FRigVMNodeExprAST

FRigVMBranchExprAST

References

Module	RigVMDeveloper
Header	/Engine/Source/Developer/RigVMDeveloper/Public/RigVMCompiler/RigVMAST.h
Include	#include "RigVMCompiler/RigVMAST.h"

Syntax

class FRigVMBranchExprAST : public FRigVMNodeExprAST

Remarks

An abstract syntax tree branch expression represents a branch point for two blocks. In C++ the branch is is the definition: if(bCondition){a();}else{b();}

Constructors

	Name	Description
	FRigVMBranchExprAST ( const FRigVMEntryExprAST& )	Disable copy constructor
	FRigVMBranchExprAST ( UObject* InSubject )	Default constructor (protected so that only parser can access it)

Destructors

	Name	Description
	~FRigVMBranchExprAST()	Virtual destructor

Functions

		Name	Description
	const FRigVM...	GetConditionExpr()
	const FRigVM...	GetFalseExpr()
	const FRigVM...	GetTrueExpr()
	bool	IsAlwaysFalse()
	bool	IsAlwaysTrue()

Overridden from FRigVMExprAST

		Name	Description
	bool	IsA ( EType InType )	Overload of the type checking mechanism
	bool	IsConstant()	Returns true if this expressions is constant (non varying)

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