FrameMarkerTarget Class
An opaque reference to a FrameMarker Vision Target
Constructor
FrameMarkerTarget
()
Item Index
Methods
addTrackedObject
-
arObject
adds a TrackedObject to the target. The transforms of TrackedObjects added using this method are automatically updated whenever the TrackingTarget receives new data.
Parameters:
-
arObjectTrackedObjecta TrackedObject instance
onUpdateTransform
-
inTransform
callback executed in response to the trackables transform being updated
Parameters:
-
inTransformTransform3Dthe new transform
removeTrackedObject
-
arObject
removes a TrackedObject from this TrackingTarget. Once this method is called, the TrackedObject will no longer be updated.
Parameters:
-
arObjectTrackedObjecta TrackedObject instance
setTrackableId
-
trackableId
sets the trackable id associated with this target
Parameters:
-
trackableIdStringa string used to uniquely identify the target
updateTrackedObjects
()
private
Updates all TrackedObjects associated with this TrackingTarget.
Properties
_lastVisible
Boolean
private
Private flag indicating whether the TrackedObject was visible during the last frame
_numFramesNotVisible
Number
private
Internal state variable to keep track of the number of frames the TrackedObjects target is not visible
_visible
Boolean
private
Private flag indicating whether the TrackedObject is visible during the current frame
markerSize
NUmber
Size of the marker in millimeters.