[ITK-users] [ITK] PolarTransform To affine cartesian

[Dan Mueller]

Hi Pedro,

You might be interested in itk::RThetaToCartesianTransform here:
http://www.insight-journal.org/browse/publication/722

HTH

Cheers, Dan

On 22 May 2014 17:52, Nicolas Gallego <nicgallego at gmail.com> wrote:
> Hi Pedro,
> Interesting question, just to make sure it is clear,
> If you want an affine 2D transform, then your matrix will be 3x3 instead of
> 4x4 isn't it?
> Take a look at the inheritance diagram of the itkTransform class, (doxygen
> documentation) and on the Affine branch you will find
> itkCenteredAffineTransformation.
> I was also looking or a Polar to Cartesian conversion but didn't find
> anything, there is the Versor Transform, but appearently is rigid.
> Hope that helps
>
> Nicolás Gallego-Ortiz
> Université catholique de Louvain, Belgium
>
>
> 2014-05-21 18:15 GMT+02:00 Pedro Morais <pedromorais-17 at hotmail.com>:
>>
>> Hi all,
>>
>> I'm working in a method for conversion of the polar affine transform to
>> the common 4x4 cartesian affine transform (2D approach).
>> I found an interesting itk solution based on
>> itk::AzimuthElevationToCartesianTransform. Although this method uses
>> spherical coordinates, do you think that could be adapted for a 2D
>> coordinates problem?
>> At the same time, do you have any idea about some itk method useful for
>> this task?
>>
>> Thanks for the help.
>>
>> Regards,
>> Pedro
>>
>>
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