POV-Ray : Newsgroups : povray.general : Re: what seems to be a general povray-unix bug (math?) : Re: what seems to be a general povray-unix bug (math?) Server Time
28 Jul 2024 22:32:03 EDT (-0400)
  Re: what seems to be a general povray-unix bug (math?)  
From: Ron Parker
Date: 14 Jan 2001 22:25:21
Message: <slrn964rd5.d1d.ron.parker@fwi.com>
On 14 Jan 2001 22:16:33 -0500, Ron Parker wrote:
>On Sun, 14 Jan 2001 17:33:22 -0800, dan wrote:
>>awsome, thanks!
>>
>>and sorry for posting it in the wrong place... chris young suggested it :-)
>>this leads me to a question: Why does it not detect the NAN and drop out of
>>the parse???
>
>The question should be "why does the parser let me do things that return NaN
>and not print a warning about it?"

By the way, this specific problem (domain errors in asin/acos) will be fixed
in version 3.5.  Specifically, the asin and acos functions will clip their
input to the -1..1 range and print a warning each time a domain error occurs.

-- 
Ron Parker   http://www2.fwi.com/~parkerr/traces.html
My opinions.  Mine.  Not anyone else's.


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