str-var = Get_Trk_LPtr(track-ID)

Operands:

track-ID

The operand is a track-ID obtained by a prior Get_Trk_TrkID call.

Returns:

The answer returned is the Lptr for the requested ID.


Before using this macro, be sure you have reviewed the full description in "Tracking Screen Positions" 


The Return-code should be checked before using the return value, since the track-ID could be for a line which has been deleted.