in news:40bc2a45@news.povray.org David Wallace wrote:

> Row 1: Radius 0, initial center
> Row 2: Radius r, initial center
> Row 3: Radius r, final center
> Row 4: Radius 0, final center
> 
> 

|------\
|_____  \
      |  \
      |   |
   +  |   |
      |   |
______|   /
|        /
|_______/

This is the kind of situation Rune is referring to, I think.


Ingo

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