DCL:GRPH2:UWPACK: Grid Point Information Handling Routines: Explanation of Subroutines
Inquires whether or not grid points are defined.
CALL UWQGXZ(LSETX)
CALL UWQGYZ(LSETY)
LSETX, LSETY (L) Inquires whether or nor grid points are defined. A logical variable. If defined, then returns .TRUE., if not defined, .FALSE..
CALL UWSGXZ(.FALSE.)and the grid points are considered to be not defined.
CALL UWSGYZ(.FALSE.)