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| ==TranslationTransform.cxx== | | {{warning|1=The media wiki content on this page is no longer maintained. The examples presented on the https://itk.org/Wiki/* pages likely require ITK version 4.13 or earlier releases. In many cases, the examples on this page no longer conform to the best practices for modern ITK versions. |
| <source lang="cpp">
| | }} |
| #include "itkImage.h"
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| #include "itkTranslationTransform.h"
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| #include "itkImageFileReader.h"
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| #include "itkNormalizeImageFilter.h"
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| #include "itkResampleImageFilter.h"
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| #include "itkImageFileWriter.h"
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|
| |
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| #include "QuickView.h"
| | [https://itk.org/ITKExamples[ITK Sphinx Examples]] |
| | |
| typedef itk::Image<unsigned char, 2> ImageType;
| |
| | |
| static void CreateImage(ImageType::Pointer image);
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| | |
| int main(int argc, char *argv[])
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| {
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| ImageType::Pointer image = ImageType::New();
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| CreateImage(image);
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| | |
| typedef itk::TranslationTransform<double,2> TranslationTransformType;
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| TranslationTransformType::Pointer transform =
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| TranslationTransformType::New();
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| TranslationTransformType::OutputVectorType translation;
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| translation[0] = 10;
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| translation[1] = 20;
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| transform->Translate(translation);
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| | |
| typedef itk::ResampleImageFilter<ImageType, ImageType> ResampleImageFilterType;
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| ResampleImageFilterType::Pointer resampleFilter = ResampleImageFilterType::New();
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| resampleFilter->SetTransform(transform.GetPointer());
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| resampleFilter->SetInput(image);
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| | |
| /*
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| // These are the defaults
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| double spacing[ 2 ];
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| spacing[0] = 1.0;
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| spacing[1] = 1.0;
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| resampleFilter->SetOutputSpacing( spacing );
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| | |
| double origin[ 2 ];
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| origin[0] = 0.0;
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| origin[1] = 0.0;
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| resampleFilter->SetOutputOrigin( origin );
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| */
| |
| | |
| // Without this, the program crashes
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| ImageType::SizeType size = image->GetLargestPossibleRegion().GetSize();
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| resampleFilter->SetSize( size );
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|
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| resampleFilter->Update();
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| | |
| QuickView viewer;
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| viewer.AddImage(image.GetPointer());
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| viewer.AddImage(resampleFilter->GetOutput());
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| viewer.Visualize();
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|
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|
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| return EXIT_SUCCESS;
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| }
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| | |
| void CreateImage(ImageType::Pointer image)
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| {
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| ImageType::IndexType start;
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| start.Fill(0);
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| | |
| ImageType::SizeType size;
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| size.Fill(100);
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| | |
| ImageType::RegionType region(start, size);
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| image->SetRegions(region);
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| image->Allocate();
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| image->FillBuffer(0);
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| | |
| // Make a square
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| for(unsigned int r = 40; r < 60; r++)
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| {
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| for(unsigned int c = 40; c < 60; c++)
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| {
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| ImageType::IndexType pixelIndex;
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| pixelIndex[0] = r;
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| pixelIndex[1] = c;
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| | |
| image->SetPixel(pixelIndex, 255);
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| }
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| }
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| }
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| </source>
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| | |
| {{ITKVTKCMakeLists|TranslationTransform|}}
| |
