In article <38AC138C.A5645660@linux.itam.cas.cz>, Disnel 
<Dis### [at] linuxitamcascz> wrote:

> #macro dist(v1, v2)
>   #local dx=v2.x-v1.x;
>   #local dy=v2.y-v1.y;
>   #local dz=v2.z-v1.z;
>   ( sqrt(dx*dx + dy*dy +dz*dz) )
> #end

This would be more clearly written as:
#macro dist(v1, v2)
   vlength(v1-v2)
#end

-- 
Chris Huff
e-mail: chr### [at] yahoocom
Web page: http://chrishuff.dhs.org/

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