Anton Sherwood wrote:
> I have in mind some designs to be printed on cylinders,
> so that an eye at the center of the cylinder sees a realistic scene.
> 
> camera { cylinder 1 angle 360 }
> seems to be what I want, but the documentation is thin.
> How do I adjust the aspect ratio?  What else do I need to know?
> Is there a decent tutorial somewhere?
> 
Your right the documentation is thin there.
When doubt try some experiments there fun!
There is nothing like the kick you get when you find out something on 
your own.
I use { right x*image_width/image_height } in the camera on most all my 
pictures.

Have Fun!

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