It depends on the order in which the matrix was built.
You can use atan2() and asin() on 2 elements of the matrix
and back out the angle used, but you have to know
how the matrix was built in order to pick the right elements.
> ----------
> From: Andreea Francu[SMTP:[EMAIL PROTECTED]]
> Reply To: Discussion list for Java 3D API
> Sent: Thursday, March 23, 2000 10:48 AM
> To: [EMAIL PROTECTED]
> Subject: [JAVA3D] rotational component
>
> I have a Matrix3f object and I need to retrive the rotational component
> around the z axis. Any idea how to do that?
>
> Thanks,
>
> Andreea
>
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