[vtkusers] Re: [Insight-users] rotate a serie of 2D slices

[David Gobbi]

No problem.

Maybe one day I should write a vtkImageRotate, since image-rotation 
questions are so common :)


Mathieu Malaterre wrote:

> There is only 3 subclasses of vtkImageReslice, I knew it wasn't 
> vtkImageResample... :-P
>
> thanks
> Mathieu
>
> David Gobbi wrote:
>
>> Hi Isabelle,
>>
>> I think that Mathieu _meant_ to refer you to vtkImagePermute...
>>
>> Whether to adjust the data or or the camera is a matter of 
>> preference.  I have used both methods.
>>
>> - David
>>
>>
>> Mathieu Malaterre wrote:
>>
>>> Isabelle,
>>>
>>>     I believe you are looking for a subclass of vtkImageReslice:
>>>
>>> http://www.vtk.org/doc/nightly/html/classvtkImageFlip.html
>>>
>>> This should do exactly what you want.
>>>
>>> HTH
>>> Mathieu
>>>
>>> Renaud Isabelle wrote:
>>>
>>>> Hi,
>>>>  
>>>> I'm working with a 3D data (a series in time of 2D images of 
>>>> carotid) using ITK and VTK.
>>>>  
>>>> Everything works fine, for the moment, except that my boss wanna 
>>>> see displayed images with inversion of x and y axes, because 
>>>> clinicians are more familiar with this kind of view.
>>>>  
>>>> *So, now, I have to rotate my 3D data with a 90 degree angle of Z 
>>>> (time) axis*.
>>>>  
>>>> I was wondering:
>>>>  
>>>> -- do I have to compute a transformation with *vtkImageReslice* or, 
>>>> since I am already using camera's setting up, changing from 
>>>> camera->SetViewUp(0,1, 0) to camera->SetViewUp(-1, 0, 0) would be 
>>>> enough?
>>>>  
>>>> Thanks for replying,
>>>> Isabelle
>>>>
>>>> ------------------------------------------------------------------------ 
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>>>>
>>>>
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>>>>
>>>>
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>>>
>>>
>>>
>>>
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>>
>>
>
>