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

2.7.5 SGSPMS

1.

Function

Sets the size of a marker drawn by SGPMU, SGPMV, and SGPMR.

2.

Call

CALL SGSPMS(RSIZE)

3.

Explanation of Parameters

RSIZE

(R)

Specifies the marker size in units in VC. (Initial value is 0.01.)

4.

Notes

(a)

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

(b)

The validity of RSIZE is not checked in this routine. It is checked when SGPMU, SGPMV, or SGPMR is called.

(c)

The current marker size can be inquired by

CALL SGQPMS(RSIZE).