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| ==ShapedNeighborhoodIterator.cxx== | | {{warning|1=The media wiki content on this page is no longer maintained.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"
| |
| #include "itkShapedNeighborhoodIterator.h"
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| #include "itkImageRegionConstIterator.h"
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| #include "itkNeighborhoodAlgorithm.h"
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| #include "itkBinaryBallStructuringElement.h"
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| #include "itkBinaryCrossStructuringElement.h"
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|
| |
|
| typedef itk::Image<int, 2> ImageType;
| | [https://itk.org/ITKExamples[ITK Sphinx Examples]] |
| typedef ImageType::PixelType PixelType;
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|
| |
| static void CreateImage(ImageType::Pointer image);
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|
| |
| int main(int, char*[])
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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::BinaryBallStructuringElement<PixelType, 2>
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| StructuringElementType;
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| StructuringElementType::RadiusType elementRadius;
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| elementRadius.Fill(2);
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|
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| StructuringElementType structuringElement;
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| structuringElement.SetRadius(elementRadius);
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| structuringElement.CreateStructuringElement();
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| | |
| typedef itk::ShapedNeighborhoodIterator<ImageType> IteratorType;
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| IteratorType siterator(structuringElement.GetRadius(),
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| image,
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| image->GetLargestPossibleRegion());
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|
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| siterator.CreateActiveListFromNeighborhood(structuringElement);
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| siterator.NeedToUseBoundaryConditionOff();
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| | |
| IteratorType::IndexType location;
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| location[0] = 4;
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| location[1] = 5;
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| siterator.SetLocation(location);
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| IteratorType::Iterator i;
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| for (i = siterator.Begin(); !i.IsAtEnd(); ++i)
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| {
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| i.Set(1);
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| }
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|
| |
| // Now show the results
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| typedef itk::ImageRegionConstIterator<ImageType> ImageIteratorType;
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| ImageIteratorType imit(image, image->GetLargestPossibleRegion());
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| imit.GoToBegin();
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| unsigned int col = 0;
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| while( !imit.IsAtEnd() )
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| {
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| PixelType value = imit.Get();
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| ++imit;
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| ++col;
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| std::cout << value << " ";
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| if ((col % 10) == 0)
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| {
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| std::cout << std::endl;
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| }
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| }
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| | |
| return EXIT_SUCCESS;
| |
| }
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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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|
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| ImageType::SizeType size;
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| size.Fill(10);
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|
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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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| }
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| </source>
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| | |
| {{ITKCMakeLists|ShapedNeighborhoodIterator}}
| |
