Chris wrote:
> Is there any way to set the rendered image width and height (in pixels) from
> inside a .pov file?

Not that I know of :-(

> Failing that, can one access in a read-only way the image width and height (set
> by Wxxx, +Hxxx at the command line) in the .pov file?
> 

Do you mean the image_height and image_width keywords? You can use those
for just about anything. e.g.
#if (image_height>600)
do something
#else
do something different
#end

John
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