> Off course the macro is not physically correct, only geometrically...
> Anyway you can always set a lower maximum angle to avoid these situations
> (or play with the random seed, as you suggested).

  Hmmm.... "trace()" must help to do it more physically correct... still
don't know how, but I must try it (because my entry also must have
shelves with books...;)

-- 
Jaime Vives Piqueres

La Persistencia de la Ignorancia
http://www.ignorancia.org/

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