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

2.5.1 SGSVPT

1.

Function

Sets the viewport for normalization transformation.

2.

Call

CALL SGSVPT(VXMIN,VXMAX,VYMIN,VYMAX)

3.

Explanation of Parameters

VXMIN,VXMAX,VYMIN,VYMAX

(R)

The viewport. See Section 1.4

4.

Notes

(a)

The current viewport can be inquired with

CALL SGQVPT(VXMIN,VXMAX,VYMIN,VYMAX).

(b)

This parameter becomes effective when SGSTRF is called.