Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!ucbvax!decwrl!sgi!tarolli@riva.esd.sgi.com
From: tarolli@riva.esd.sgi.com (Gary Tarolli)
Newsgroups: comp.sys.sgi
Subject: Re: shademodel
Summary: call winopen first
Keywords: GL
Message-ID: <50750@sgi.sgi.com>
Date: 14 Feb 90 22:30:09 GMT
References: <2548@fs1.cam.nist.gov>
Sender: tarolli@riva.esd.sgi.com
Organization: Silicon Graphics, Inc., Mountain View, CA
Lines: 18

In article <2548@fs1.cam.nist.gov>, blue@cam.nist.gov (Jim Blue) writes:
> I just got my Personal Iris and was trying to run the examples in the
> Graphics Library Programming Guide. The very first example bombed with
> Segmentation Error. The offending line is
> 	shademodel(FLAT);
> If I take out this line, it works. Doing 
> 	shademodel((long)FLAT);
> doesn't help.
> 
> Does shademodel work for others?

The usual explanation for this is that you called shademodel() before winopen.
Only a few of the window hints are legal to call before winopen.  The others
require that there be a current window. From your description I cannot tell
if this is what you did, but it sure sounds like it.

--
						Gary Tarolli