graPHIGS Programming Interface: Subroutine Reference

The graPHIGS Programming Interface : Subroutine Reference

GPWSX2 - Set Workstation Transformation 2

GPWSX2 ( wsid, window, viewpt)

Purpose

Use GPWSX2 to set the requested two-dimensional workstation transformation for the specified workstation.

The x component and y component of the current workstation window and viewport are set to the requested values when the workstation is updated. The Zmin of the window is set to zero; the Zmax of the window is set to the smaller of Xmax - Xmin and the Ymax - Ymin. The Zmin of the viewport is set to zero; the Zmax of the viewport is set to the larger of Xmax - Xmin and Ymax - Ymin.

Parameters

wsid -- specified by user, fullword integer

Workstation identifier.

window -- specified by user, 4 short floating-point numbers (NPC)

Workstation window (Xmin, Xmax, Ymin, Ymax)

viewpt -- specified by user, 4 short floating-point numbers (DC)

Workstation viewport (Xmin, Xmax, Ymin, Ymax)

Error Codes

25: SPECIFIED WORKSTATION DOES NOT EXIST
44: INVALID WINDOW DEFINITION
330: INVALID VIEWPORT

Related Subroutines

GPQWSX: Inquire Workstation Transformation

RCP code

201330180 ( X'0C000E04')