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On Tue, 21 Jul 1998 06:01:53 -0500, Dan Connelly <djc### [at] flash net> wrote:
>Many enhancements could be made to blobs, but another option
>might be a second-order version of matrix... it would
>require 4^2 * 3 = 48 components, and would allow transformations
>of the type
>
>x -> (1 - ay ) x
>z -> (1 - ay ) z
>
>... among many others.
>
>The normal calculations of thus-transformed objects may
>be a bit tricky, however...
The transformation itself would be tricky, never mind the normals. See
povray.programming, where this topic has been discussed in detail in the past
few weeks.
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