[ITK-users] Rotating image results in last slices being half empty
Matias
matimontg at gmail.com
Sat Apr 8 18:08:22 EDT 2017
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) <http://itk-users.7.n7.nabble.com/file/n38081/capture.jpg>
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();
--
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