[ITK-users] Rotating image results in last slices being half empty

[Matias]

Thanks Dzenan. I actually use OrigenX and OrigenY to assign it to the DCM
tags. Just curious, how did you compile to use with Slicer?

El jue., 13 de abr. de 2017 a la(s) 12:14, Dženan Zukić [via ITK - Users] <
ml-node+s7n38116h65 at n7.nabble.com> escribió:

> Hi Matias,
>
> you are not using origenX or origenY after they are defined. But your
> program (with modifications to make it compile) works for me:
> [image: Inline image 1]
>
> Regards,
> Dženan Zukić, PhD, Senior R&D Engineer, Kitware (Carrboro, N.C.)
>
> On Sat, Apr 8, 2017 at 6:08 PM, Matias <[hidden email]
> <http:///user/SendEmail.jtp?type=node&node=38116&i=0>> wrote:
>
>> Hi, I'm rotating a volume (Using the Euler3DTransform) and the final set
>> of slices are half black or empty. here's an example when rotating a volume
>> of 10 slices: Am I missing something such as changing the origin or maybe
>> computing the center incorrectly? (The center is passed as parameter from
>> another program) And here's the code I'm using: typedef
>> itk::ResampleImageFilter<ImageType, ImageType> FilterType;
>> FilterType::Pointer FiltroResample = FilterType::New();
>> FiltroResample->SetInput(reader->GetOutput()); typedef
>> itk::LinearInterpolateImageFunction<ImageType, double > InterpolatorType;
>> InterpolatorType::Pointer interpolator = InterpolatorType::New();
>> FiltroResample->SetInterpolator(interpolator);
>> FiltroResample->SetOutputDirection(inputImage->GetDirection());
>> FiltroResample->SetOutputOrigin(inputImage->GetOrigin());
>> ImageType::SizeType inputSize =
>> inputImage->GetLargestPossibleRegion().GetSize();
>> FiltroResample->SetSize(inputSize); const ImageType::SpacingType&
>> inputSpacing = inputImage->GetSpacing();
>> FiltroResample->SetOutputSpacing(inputSpacing);
>> FiltroResample->SetDefaultPixelValue(-1000); typedef itk::Euler3DTransform<
>> double > TransformType; //Transform TransformType::Pointer transform =
>> TransformType::New(); double alfa, beta, gamma, centro_rotacion_X,
>> centro_rotacion_Y, centro_rotacion_Z, origenX,origenY; gamma =
>> atof(argv[2]); beta = atof(argv[3]); alfa = atof(argv[4]);
>> centro_rotacion_X = atof(argv[5]); centro_rotacion_Y = atof(argv[6]);
>> centro_rotacion_Z = atof(argv[7]); origenX = atof(argv[8]); origenY =
>> atof(argv[9]); transform->SetRotation(gamma, beta, alfa); double centro[3]
>> = { centro_rotacion_X, centro_rotacion_Y, centro_rotacion_Z };
>> transform->SetCenter(centro); FiltroResample->SetTransform(transform);
>> FiltroResample->Update();
>> ------------------------------
>> View this message in context: Rotating image results in last slices
>> being half empty
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-- 
Matias




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