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API > API/Runtime > API/Runtime/AugmentedReality > API/Runtime/AugmentedReality/UARBlueprintLibrary
References
| Module | AugmentedReality |
| Header | /Engine/Source/Runtime/AugmentedReality/Public/ARBlueprintLibrary.h |
| Include | #include "ARBlueprintLibrary.h" |
| Source | /Engine/Source/Runtime/AugmentedReality/Private/ARBlueprintLibrary.cpp |
UFUNCTION (BlueprintCallable, Category="AR AugmentedReality|Face Tracking")
static int32 GetNumberOfTrackedFacesSupported()
the max number of faces can be tracked at the same time