On 18-3-2012 10:08, Norbert Kern wrote:
> I will add a simple demonstration file to povray.binaries.scene-files, where the
> several steps are shown.
> As you can see, saving a mesh saves a lot of render time, but there is a
> disatvantage too - sharp leaf texture changes can happen within one leaf.

It is not such a disadvantage I believe as one can see sometimes those 
kind of texture changes in nature as well.

>
> Of course this trick can be useful for several kinds of slow textures applied to
> a mesh...

Sure. Now we just need that old Poseray version again... or an addition 
to the latest version. My old versions have all been deleted ages ago. :-)

Thomas

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