"Christopher James Huff" <chr### [at] maccom> wrote in message
news:chr### [at] netplexaussieorg...

> The trace() function only traces against the shape you give it. By
> declaring it and then using "object{MySphere translate <3,3,3>}" you are
> putting a copy of it into the scene and translating the copy...trace()
> knows nothing about this and only tests the version you passed to it.
> If you want to test multiple objects, you need to put them in a union
> and pass that union to the trace() function.

Ah, thank you all.  This makes much more sense.  And, of course, it works
beautifully.

- How

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