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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

NumRu::DCL.udgclb(z,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.