Mark Weyer <nomail@nomail> wrote:
> If you make the surface transparent and fill the interior with a uniformly
> emitting medium, then the sum over the pixels of an orthographic rendering
> should give you a reasonable approximation of the volume.

  How can a 2-dimensional projection of a 3-dimensional object give you
the volume of the object?

-- 
                                                          - Warp

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