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DCL:GRPH2:UDPACK: Contour Routines: Explanation of Subroutines

8.2.4 UDGCLB

1.

Function

Sets the value of the contour level used by UDCNTR (or UDCNTZ) with an array giving the grid-point values and the step size or the approximate number of levels.

2.

Call

CALL UDGCLB(Z,MX,NX,NY,DX)

3.

Explanation of Parameters

Z, MX, NX, NY	See UDCNTR (Section 8.2.1).
DX	See UDGCLA (Section 8.2.3)

4.

Notes

(a)

This routine checks the minimum and maximum values of the grid-point values for array Z, and calls UDGCLA internally.