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> Unreal Engine API Reference > Runtime > HeadMountedDisplay > UMotionTrackedDeviceFunctionLibrary > UMotionTrackedDeviceFunctionLibrary::GetMotionTrackingEnabledControllerCount

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UMotionTrackedDeviceFunctionLibrary::GetMotionTrackingEnabledControllerCount

Get the number of controllers for which tracking is enabled.

Windows

MacOS

Linux

References

Module	HeadMountedDisplay
Header	/Engine/Source/Runtime/HeadMountedDisplay/Public/MotionTrackedDeviceFunctionLibrary.h
Include	#include "MotionTrackedDeviceFunctionLibrary.h"
Source	/Engine/Source/Runtime/HeadMountedDisplay/Private/MotionTrackedDeviceFunctionLibrary.cpp

Syntax

static int32 GetMotionTrackingEnabledControllerCount()

Remarks

Get the number of controllers for which tracking is enabled.

Returns

(int) number of controllers tracked now, or -1 if this query is unsupported (IsMotionTrackedDeviceCountManagementNecessary() should return false).

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