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| ==Atan2ImageFilter.cxx== | | {{warning|1=The media wiki content on this page is no longer maintained.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 "itkAtan2ImageFilter.h"
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| #include "itkImage.h"
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|
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| typedef itk::Image<float, 2> FloatImageType;
| | [https://itk.org/ITKExamples[ITK Sphinx Examples]] |
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| static void CreateImage1(FloatImageType::Pointer image);
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| static void CreateImage2(FloatImageType::Pointer image);
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| | |
| int main(int, char *[])
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| {
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| FloatImageType::Pointer image1 = FloatImageType::New();
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| CreateImage1(image1);
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| FloatImageType::Pointer image2 = FloatImageType::New();
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| CreateImage2(image2);
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| // Compute the atan of each pixel
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| typedef itk::Atan2ImageFilter <FloatImageType, FloatImageType, FloatImageType>
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| Atan2ImageFilterType;
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| Atan2ImageFilterType::Pointer atan2ImageFilter
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| = Atan2ImageFilterType::New ();
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| atan2ImageFilter->SetInput1(image1);
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| atan2ImageFilter->SetInput2(image2);
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| atan2ImageFilter->Update();
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| return EXIT_SUCCESS;
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| }
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| | |
| void CreateImage1(FloatImageType::Pointer image)
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| {
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| FloatImageType::IndexType start;
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| start.Fill(0);
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| FloatImageType::SizeType size;
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| size.Fill(10);
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| FloatImageType::RegionType region(start,size);
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| image->SetRegions(region);
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| image->Allocate();
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| itk::ImageRegionIterator<FloatImageType> imageIterator(image,region);
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| while(!imageIterator.IsAtEnd())
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| {
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| imageIterator.Set(imageIterator.GetIndex()[0] - imageIterator.GetIndex()[1]);
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| ++imageIterator;
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| }
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| }
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| void CreateImage2(FloatImageType::Pointer image)
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| {
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| FloatImageType::IndexType start;
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| start.Fill(0);
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| FloatImageType::SizeType size;
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| size.Fill(10);
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| FloatImageType::RegionType region(start,size);
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| image->SetRegions(region);
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| image->Allocate();
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| itk::ImageRegionIterator<FloatImageType> imageIterator(image,region);
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| while(!imageIterator.IsAtEnd())
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| {
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| imageIterator.Set(imageIterator.GetIndex()[0] - imageIterator.GetIndex()[1]);
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| ++imageIterator;
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| }
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| }
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| </source>
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| {{ITKCMakeLists|{{SUBPAGENAME}}}}
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