[Insight-users] Rigid3DTransform make error

[Sara Rolfe]

I've discovered that this was probably related to a problem in ITK  
3.18.  I just switched to a machine with ITK 3.20 and it compiled with  
no errors.

Thanks,
Sara


On Jan 6, 2012, at 3:18 PM, David Doria wrote:

> On Fri, Jan 6, 2012 at 5:47 PM, Sara Rolfe  
> <smrolfe at u.washington.edu> wrote:
>> Hello,
>>
>> I'd like to use the Rigid3DTransform but I'm getting an error when  
>> I try to
>> create a new instance.  I commented out all the lines of my code  
>> expect for:
>>
>> typedef itk::Rigid3DTransform<double> TransformType;
>> TransformType::Pointer  transform = TransformType::New();
>>
>> The second line results in the following error:
>>
>> /Users/smrolfe/build/LandmarkRegistration.cxx:132: error:  
>> conversion from
>> ‘itk::SmartPointer<itk::MatrixOffsetTransformBase<double, 3u, 3u>  
>> >’ to
>> non-scalar type ‘itk::SmartPointer<itk::Rigid3DTransform<double> >’
>> requested
>>
>> It seems strange that just declaring a new instance of the filter  
>> would
>> cause this error.  I've tried substituting in the Rigid2DTransform  
>> and that
>> works just fine.  Please let me know if you have any ideas.
>>
>> Thanks,
>> Sara
>
> I looked in
> Modules/Core/Transform/test/itkRigid3DTransformTest.cxx
>
> and saw Rigid3DTransformSurrogate defined and then used.
>
> I don't know why that is necessary, but maybe it'll get you going?
>
> If someone knows why this is necessary, it might be nice to add a
> comment in the test near the Surrogate definition.
>
> David