"Warp" <war### [at] tagpovrayorg> wrote in message
news:39c9b0e1@news.povray.org...
| Bob Hughes <per### [at] aolcom?subject=pov-news:> wrote:
| : I still use sphere instead of sky_sphere so much it's second nature to
add
| : hollow to that anyway.
|
|   Ever considered using 'inverse' instead?
|
|   If you don't inverse your sky sphere you will be looking at its surface
| from the inside and thus the normal vectors will be pointing at the wrong
| side producing a possibly unwanted result.

Sage advice, thanks Warp.  I'll certainly try that.

Bob

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