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On 25 Dec 2000 11:11:23 -0500, Warp wrote:
> However, if the inversion of this matrix works as expected (that is, the
>translation is also inverted as it should), then putting the translation
>where it is now has a strong mathematical basis. Which is good, of course :)
It does. Essentially, as long as you put a '1' in the last row of the 4-d
vector, the translation gets added in to the transformation as you'd expect
it to. The last row should always be 0,0,0,1. Any other sort of 4-d matrix
doesn't have the same effect.
--
Ron Parker http://www2.fwi.com/~parkerr/traces.html
My opinions. Mine. Not anyone else's.
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