Shay wrote:
> I'm trying to create as large a mesh as possible with my available
> memory. I have questions about what may help.
> 
> I know that making copies of a mesh will help. Will it also help to
> separate meshes by texture, giving each mesh a single texture rather
> than using texture lists and indices?
> 
> I'm pretty sure that this should help, but I'd like to make sure anyway.
> I need the back faces of my objects to be present for shadowing, but I
> assume that making the back faces out of all flat triangles will also
> save some memory.

Why not try it out?

> Basically, what I'm not sure about is whether POV-Ray stores all of this
> information whether it is defined or not. Does POV-Ray have a dummy
> uv-vector, normal-vector, etc. stored for each vertex?

You have to bear in mind that you can't at the same time maximize speed 
and minimize memory use.  For example you can save quite some memory by 
not generating a bounding tree for example ('hierarchy off') but it will 
become very slow.

Christoph

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