"Halbert" <hal### [at] gmailcom> wrote in message 
news:492443a1$1@news.povray.org...
>I think all that was for the ascii halftoning. The code is indeed actually 
>calculating the M set. I wonder what kind of performance impact it would 
>have if I ran this on our SQL server.... I guess it would be best to run it 
>on development :-P
>

I just ran it on my local SQL Express.  It took a few seconds.

But looking at the source, it's amazing how little I really know about TSQL. 
:-/

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