Thanks Joe,
it looks like that worked.
Desiree
oooooooooooooooooooooooooooooooooooooooooooooooo
Desiree Hilbring
Institut fuer Photogrammetrie und Fernerkundung
Universitaet Karlsruhe, Germany
email: [EMAIL PROTECTED]
# 0721 6083676
oooooooooooooooooooooooooooooooooooooooooooooooo
On Fri, 7 Sep 2001, Joe Boccanfuso wrote:
> I believe Transform3D.transform( Vector4d ) will do what you are looking
> for.
>
> Hope this helps.
>
> Ciao,
>
> Joe
>
> -----Original Message-----
> From: Desiree Hilbring [mailto:[EMAIL PROTECTED]]
> Sent: Friday, September 07, 2001 11:35 AM
> To: [EMAIL PROTECTED]
> Subject: [JAVA3D] Math
>
>
> Hi,
>
> I created a model clipping plane parallel to y-Axis at the origin:
>
> Vector4d: (0.0, 0.0, 1.0, 0.0)
>
> Then I rotated and translated this plane.
>
> The Transform3D looks like that for example:
>
> -0.33915486098382286, 0.0, 0.9407305566797773, -102.0
> 0.0, 1.0, 0.0, -102.0
> -0.9407305566797773, 0.0, -0.33915486098382286, -102.0
> 0.0, 0.0, 0.0, 1.0
>
> How do I get the new normal vector of the plane?
>
> Can I just multiply the vector with the matrix
>
> (4,4)*(4,1)= new normal vector (4,1)?
>
> I searched in the Api but I did not found any possibility to multiply a
> vector with a matrix.
>
> Do I have to multiply the components and will this give me the normal
> vector?
>
> Thanks for your help in advance.
>
> Desiree
>
>
>
>
> oooooooooooooooooooooooooooooooooooooooooooooooo
> Desiree Hilbring
>
> Institut fuer Photogrammetrie und Fernerkundung
> Universitaet Karlsruhe, Germany
> email: [EMAIL PROTECTED]
> # 0721 6083676
> oooooooooooooooooooooooooooooooooooooooooooooooo
>
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