Nieminen Juha wrote:
> 
> Jason Dinger <jas### [at] hotmailcom> wrote:

>   Think about it. Each time the #while-loop is parsed, a copy of all that is
> between the #while and the #end is created.

>   Obviously you don't want 10 separated blob statements, but one single
> blob statement with 10 spheres inside it. Thus we have to create the
> blob statement just once:

  I think the confusion here is understandable. One would naturaly
conclude that a blob is an object. However it is only the spheres
in the blob statement that are a true object while the blob itself
is a function wrapper much like a CSG operation would be when used
with while loops.

-- 
Ken Tyler

See my 1000+ Povray and 3D Rendering and Raytracing Links at:
http://home.pacbell.net/tylereng/index.html

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