Wasn't it Eric James who wrote:
>>
>> It's not easy. What you have to do is this:
>>
>
>Wow, you're not kidding. ;)  That does look complicated, but definitely
>workable.    I can't wait to try that out first thing Monday.
>
>I have only one remaining question, how can I bring mesh vertex alphas or
>mesh vertex colors into the equations, such that I can use them as the
>blending parameters, such that the equation would be something like:
>final_color = (img1_color * vert_alpha) + (img2_color * (1.0 - vert_alpha));

I don't think that question means anything in POV. What are you trying
to do with the mesh vertices that's different from other points on the
surface? Where would you be getting the vertex colours from when you've
not created the pigment yet? 

-- 
Mike Williams
Gentleman of Leisure

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