true
if the target/property is being tracked, false
if not.
[static] Allows you to discern whether the velocity of a particular target or one of its properties is being tracked (typically initiated using the track() method).
The target object
(default = null
) — the name of the property to check, like
"x"
or "y"
.
true
if the target/property is being tracked, false
if not.
Allows you to discern whether the velocity of a particular target or one of its properties is being tracked (typically initiated using the track()
method).