[ITK-users] Calculate transformation matrix for two vectors

[Dženan Zukić]

Hi Swetha,

how are your vectors represented? 3 numbers or a pair of points?

There is an angle-axis rotation function, Rotate3D
<https://itk.org/Doxygen/html/classitk_1_1AffineTransform.html#a7b2c85cdc28135827da937db01d87dd9>
.

Regards,
Dženan Zukić, PhD, Senior R&D Engineer, Kitware (Carrboro, N.C.)

On Thu, Sep 14, 2017 at 6:41 AM, Swetha Sharma <swetha.bsharma at gmail.com>
wrote:

> Dear All,
>
>
>     I would like to calculate a transformation matrix between two vectors
> using Itk.  Right now I am manually calculating the translation  parameter
> between the vector and the angle between the two vectors. Is there any
> other easy way to find the transformation matrix given the vectors? If not,
> Is there a function to calculate the rotation matrix given the angle and
> the axis of rotation is arbitary axis.
>
> -swetha
>
>
>
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