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DCL:GRPH1:SCPACK: 3-D User Interface:Explanation of Subroutines: Polyline Primitives

3.4.3 SCSPLI

1.

Function

Sets the line index of a polyline drawn by SCPLU and SCPLV.

2.

Call

CALL SCSPLI(INDEX)

3.

Explanation of Parameters

INDEX

(I)

The line index of a polyline. (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 SCPLU or SCPLV is called.

(c)

The current line index can be inquired by

CALL SCQPLI(INDEX).