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DCL:GRPH2:UWPACK: Grid Point Information Handling Routines: Explanation of Subroutines

11.2.3 uwqgxz/uwqgyz

1.

Function

Inquires whether or not grid points are defined.

2.

Call

lsetx = NumRu::DCL.uwqgxz()
lsety = NumRu::DCL.uwqgyz()

3.

Explanation of Parameters

lsetx, lsety

(L)

Inquires whether or nor grid points are defined. A logical variable. If defined, then returns .true., if not defined, .false..

4.

Notes

(a)

To make the current grid point ineffective, 

NumRu::DCL.uwsgxz(lsetx)
NumRu::DCL.uwsgyz(lsety)

and the grid points are considered to be not defined.