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> Unreal Engine API Reference > Runtime > AugmentedReality > EARLineTraceChannels

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EARLineTraceChannels

Channels that let users select which kind of tracked geometry to trace against.

Windows

MacOS

Linux

References

Module	AugmentedReality
Header	/Engine/Source/Runtime/AugmentedReality/Public/ARTypes.h
Include	#include "ARTypes.h"

Syntax

enum EARLineTraceChannels
{
    None                         = 0,
    FeaturePoint                 = 1,
    GroundPlane                  = 2,
    PlaneUsingExtent             = 4,
    PlaneUsingBoundaryPolygon    = 8,
}

Values

Name	Description
None
FeaturePoint	Trace against points that the AR system considers significant .
GroundPlane	Trace against estimated plane that does not have an associated tracked geometry.
PlaneUsingExtent	Trace against any plane tracked geometries using Center and Extent.
PlaneUsingBoundaryPolygon	Trace against any plane tracked geometries using the boundary polygon.

Remarks

Channels that let users select which kind of tracked geometry to trace against.

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