simple GL question

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#161

From: Sundar Narasimhan
Date: Thu, 28 Jan 1993 17:55

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What is the name of the function that is sort of the inverse
of the map* functions? I want to take a 3-d point and find out
the 2-d point on the screen it would project onto. Is the only
solution to get the transformation matrix and do the conversion
myself?

-Thanks.

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From: sundar@fiber-one.ai.mit.edu (Sundar Narasimhan)
Newsgroups: comp.sys.sgi.graphics
Subject: simple GL question
Date: 28 Jan 1993 17:55:01 GMT
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