Subject:
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Re: HELP: transformation of primitive causes BFC to stop working
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Newsgroups:
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lugnet.cad.dev
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Date:
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Wed, 18 Dec 2002 17:24:34 GMT
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Viewed:
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794 times
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"Orion Pobursky" <bilthefish@IHATESPAMyahoo.com> wrote in message
news:H7Bq38.4Lx@lugnet.com...
> In lugnet.cad.dev, Lance Hopenwasser writes:
> > Yep, that did the trick. Now that you gave me the coordinates, I can see
> > that I wanted the original y vector (0,1,0) to go to -z (0, 0, -1), • instead
> > of staying y like I had it. This rotating and scaling stuff can be kind • of
> > tricky to visualize, can't it? And it has been a LONG LONG time since I
> > have had to do any linear algebra, so I feel very rusty.
> >
> > Thanks for such a fast response.
> > --Lance--
> >
> > > I think this line is what you want:
> > >
> > > 1 16 10 10 2 0 0 8 -8 0 0 0 -1 0 2-4ndis.dat
> > >
> > > Let me know if I'm right.
> > >
> > > -Orion
>
> Actually, I cheated. I hate doing the math and still don't understand the
> matrix tranforms well enough to look at a matrix and know what it's doing,
> so I use MLCad to rotate things for me.
>
> -Orion
Hey, I'm all for a good cheat if it makes things easier. Now why didn't I
think of that? I guess I keep thinking MLCad is for complete models, but
there's no reason I can't work with primitives, is there?
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