Subject:
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Re: DirectX and .dat
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Newsgroups:
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lugnet.cad.dev
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Date:
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Wed, 27 Feb 2002 17:41:14 GMT
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Viewed:
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597 times
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In lugnet.cad.dev, Chuck Sommerville writes:
> In lugnet.cad.dev, Roland Melkert writes:
> > Is there someone here who can direct me to some information about this
> > translation problem or exemples.
>
> It sounds like you need help finding the normal vector so that Direct X will
> prperly shade the triangle. you can find the normal vector for the vertex
> by calculating the cross product of two vectors taken from two sides of the
> triangle. I found some more information here:
>
> http://members.tripod.com/~Paul_Kirby/vector/Vcrossproduct.html
>
> -Chuck
Of course you will have to convert this to a unit vector, by dividing each
of the conponents by the length of the resulting vector.
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Message is in Reply To:
 | | Re: DirectX and .dat
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| (...) It sounds like you need help finding the normal vector so that Direct X will prperly shade the triangle. you can find the normal vector for the vertex by calculating the cross product of two vectors taken from two sides of the triangle. I (...) (23 years ago, 27-Feb-02, to lugnet.cad.dev)
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