SAS wrote:
> Achill wrote:
> 
> 
>>>Let's say we have a unit cube between <0,0,0> and <1,1,1> and a sphere at
>>><0,0,0> with radius 1.  What is the 'vector sum' of these objects?
>>
>>As far as I understand the macro
>>"Round_Box_Union(PtA, PtB, EdgeRadius)",
>>it would be "Round_Box_Union(<0,0,0>, <1,1,1>, 1)".
> 
> 
> It would be Round_Box_Union(<-1,-1,-1>, <2,2,2>, 1), because the 
> Round_Box macros cut away from the specified box, rather than 
> adding to it.

So I did not understand the macro too far... :-)
Should have tried before mailing...

Achill

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