POV-Ray : Newsgroups : povray.general : Inverting Normals : Re: Inverting Normals Server Time
11 Aug 2024 07:20:23 EDT (-0400)
  Re: Inverting Normals  
From: Ron Parker
Date: 23 Aug 1999 11:24:40
Message: <37c167b8@news.povray.org>
On Sat, 21 Aug 1999 19:15:33 +0300, Margus Ramst wrote:
>Normals can point into the object when "difference" is used. Instead of
>difference, use intersection, and use "inverse" with the cutting object (torus
>in this case).

But there is no difference between those two methods within POV: it 
internally converts a difference to an intersection at parse time.


Post a reply to this message

Copyright 2003-2023 Persistence of Vision Raytracer Pty. Ltd.