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DCL:GRPH1:SGPACK: User Interface:Explanation of Subroutines

2.10.3 sgslni

1.

Function

Sets the line index for a line drawn by sglnu, sglnv, and sglnzr.

2.

Call

NumRu::DCL.sgslni(index)

3.

Explanation of Parameters

index

(I)

The line index of a line segment (See Section 1.7. Initial value is  1.)

4.

Notes

(a)

INDEX must be larger than 1. When index is 0, a message is printed, and no other steps are taken.

(b)

The validity of INDEX is not checked in this routine. It is checked when sglnu, sglnv, or sglnris called.

(c)

The current line index can be inquired with

index = NumRu::DCL.sgqlni().