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API > API/Plugins > API/Plugins/PCG > API/Plugins/PCG/IPCGGraphExecutionState
Description
Returns the subsystem associated with this source. By default, it will return the UPCGSubsystem if the source has a world, otherwise, the EditorSubsystem (in editor only, obviously).
| Name | GetSubsystem |
| Type | function |
| Header File | /Engine/Plugins/PCG/Source/PCG/Public/PCGGraphExecutionStateInterface.h |
| Include Path | #include "PCGGraphExecutionStateInterface.h" |
| Source | /Engine/Plugins/PCG/Source/PCG/Private/PCGGraphExecutionStateInterface.cpp |
virtual IPCGBaseSubsystem * GetSubsystem() const