POV-Ray: Newsgroups: povray.newusers: determining location of an object that has been transformed and rotated: Re: determining location of an object that has been transformed and rotated

POV-Ray : Newsgroups : povray.newusers : determining location of an object that has been transformed and rotated : Re: determining location of an object that has been transformed and rotated		Server Time 30 Jul 2024 04:16:14 EDT (-0400)

From: Mike Williams
Date: 15 Sep 2004 18:30:21
Message: <G7bShDAbHMSBFwNd@econym.demon.co.uk>

Wasn't it Jeremiah Isaacs who wrote:
>Where is the center of the sphere after the transformations in <x,y,z>
>coordinates?

Since it's spherically symmetrical, you can always ask POV where its
centre is. 

#declare MySphere = 
sphere {0,1
  translate z*10
  rotate SomeVector
} 

#declare Centre = (max_extent(MySphere) + min_extent(MySphere))/2;

-- 
Mike Williams
Gentleman of Leisure

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