Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!samsung!uunet!munnari.oz.au!bruce!goanna!minyos.xx.rmit.oz.au!rcssjh
From: rcssjh@minyos.xx.rmit.oz.au (Steven Hayes)
Newsgroups: comp.sources.wanted
Subject: Re: Ray-tracing
Message-ID: <1991Jun26.033850.14871@minyos.xx.rmit.oz.au>
Date: 26 Jun 91 03:38:50 GMT
References: <382@bibsyst.UUCP> <84569@bu.edu>
Organization: RMIT Computer Centre, Melbourne Australia.
Lines: 22

krazykid@bass.bu.edu (Ernest Kim) writes:

>In article <382@bibsyst.UUCP> ingar@bibsyst.UUCP (ingar) writes:
>>
>> I have tried to program a ray tracing program, but now when 
>>i almost have finished I have discovered that my lines isn't lines,
>>they are curves! Can anybody help me??
>>If you have some source I would be glad.

>I am not sure of this, but someone told me that gamma correction is used to
>compensate for the curve of a monitor, so maybe your gamma correction is off
>for your monitor.  Someone please correct me if I am wrong.

>Ernie
>krazykid@bu-pub.bu.edu


I thought gamma correction was to allow for the differences in phosphor
intensities on a particular monitor. When I change the gamma value on the
SGI PI I sometimes use, the intensities of the colours change!

-Steve