Description Identifies if a given event is associated with the parent ray.
Syntax isParent = PathEventIsParent ( path, event )
Parameters isParent (Boolean) Set to True if the event is a parent ray event, i.e. the event does not generate a child ray. False otherwise.
path As Long The identifier of the path.
event As Long The identifier of the event. Path events can be indexed forward or backwards. For example, an event ID of 0 indicates the first event along the path, 1 indexes the second event, etc. When using negative event indexing, -1 indicates the last event along the path, -2 is the second to last event, etc.
Remarks This function identifies if a given event is associated with the parent ray. If there is a problem the function sets an error and returns False.
See Also
Examples
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