FEmitter::IsInvalid

Returns whether the emitter is in a non-clean state (pending dependency or error).

API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/FEmitter

Description

Returns whether the emitter is in a non-clean state (pending dependency or error). You can also use UE_MIR_CHECKPOINT() in your code to check this and automatically return if a state is invalid and expression Build() execution should abort.

   
Name IsInvalid
Type function
Header File /Engine/Source/Runtime/Engine/Public/Materials/MaterialIREmitter.h
Include Path #include "Materials/MaterialIREmitter.h" 
bool IsInvalid() const

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