'superellipsoid' can slow when used in some CSG but that may be the
best way anyhow.  If a need for speed going with alternative two, as
Xplo suggests, would be my advice.
For nearly square "super L's" use low numbers like <0.1,0.1>

Bob

Xplo Eristotle <inq### [at] unforgettablecom> wrote in message
news:37D### [at] unforgettablecom...
> John M. Dlugosz wrote:
> >
> > I'm thinking of a "bin" that is sort of like an open-top box, but
one side
> > is lower and tipped forward, so
> > it's easy to grab stuff if it's sitting on a shelf.
> >
> > I don't want sharp angles like it's made of 5 flat slabs.  A real
plastic
> > bin has rounded edges.  Since one of the faces is at an angle, how
might I
> > do that?
>
> Hmm, what are those things called that look like rounded-off cubes?
> Super-something?
>
> Well, anyway, if you can use those in CSG, then your problem is
solved:
> Add a tilted one to a straight one, cut off the top at an angle, and
> subtract a smaller version from it to make it hollow inside.
>
> Alternatively, you can get the same effect using boxes, cylinders,
and
> spheres. Your CSG code will be a bit more complex, though.
>
> -Xplo

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