ARCore Line Trace

Traces a ray from the user's device in the direction of the given location in the camera view. Intersections with detected scene geometry are returned sorted by distance from the device; the nearest intersection is returned first.

Target is Google ARCore Frame Function Library

ARCore Line Trace
Screen Position
Trace Channels
None
Out Hit Results
Return Value

Inputs

In
Exec
Screen Position
Vector 2D Structure (by ref)
The position on the screen to cast the ray from.
Trace Channels
Set of EGoogleARCoreLineTraceChannel Enums
A set of EGoogleARCoreLineTraceChannel indicate which type of line trace it should perform.

Outputs

Out
Exec
Out Hit Results
Array of ARTrace Result Structures
The list of hit results sorted by distance.
Return Value
Boolean
True if there is a hit detected.

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