Re: transformations to MatrixTransform?

Colin Dooley ([email protected])
Sun, 22 Oct 1995 09:43:59 GMT

> just implement it as doing matrix multiplications
>
> s1 0 0 0 0 0 0 t1
> 0 s2 0 0 0 0 0 t2
> 0 0 s3 0 0 0 0 t3
> 0 0 0 1 for scale 0 0 0 1 for translations , little bit
>
> harder for rotations, hope i got all these right from my hsad...

Hard to say, how do you write your transformations.....

MxV or VxM (v = position vector, M = transformation)

>
> just make sure you get the order of the matrices correct when you're
> multiplying tmem!!!
>

...and just what is tme "correct" order. We were arguing tmis a couple of
weeks ago, with nothing concrete being decided....

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Colin Dooley,

Medit Productions, Medit makes 3D modelling fun!
Plaza Jose Maria Orense 12-5
46022 Valencia, SPAIN

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