Setting Up Data for Viewing
In some instances, you may need to set up your data for viewing before rendering. Several routines that set up viewing are:
 CENTER_VIEW
CENTER_VIEW—This procedure sets system viewing parameters to display data in the center of the current window.
 SET_VIEW3D
SET_VIEW3D—This procedure generates a three-dimensional view given a view position and a view direction. 
 VIEWER
VIEWER—This procedure lets you interactively define a three-dimensional view, a slicing plane, and multiple cut-away volumes. 
 T3D
T3D—This is a Standard PV‑WAVE library procedure. Refer to the PV‑WAVE 
Reference. This procedure is used by 
sphere_demo3, vec_demo1, 
vec_demo2, and 
vol_demo1. These demonstration programs are located in:
(UNIX)  	<wavedir>/demo/arl
(WIN)  	<wavedir>\demo\arl
This procedure is also used by the gen_ demonstration programs in:
(UNIX)  	<wavedir>/demo/render
(WIN)  	<wavedir>\demo\render
Where <wavedir> is the main PV‑WAVE directory.
Version 2017.0
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