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| ==ContourMeanDistanceImageFilter.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| | {{warning|1=The media wiki content on this page is no longer maintained.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">
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| #include "itkImage.h"
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| #include "itkRescaleIntensityImageFilter.h"
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| #include "itkVnlFFTRealToComplexConjugateImageFilter.h"
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| #include "itkComplexToRealImageFilter.h"
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| #include "itkComplexToImaginaryImageFilter.h"
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| #include "itkComplexToModulusImageFilter.h"
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| #include "itkImageFileReader.h"
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| #include "itkCastImageFilter.h"
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| #include "itkPasteImageFilter.h"
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| #include "itkContourMeanDistanceImageFilter.h"
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| #include <itksys/SystemTools.hxx>
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| #include "vnl/vnl_sample.h"
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| #include <math.h>
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| #include <itkImageToVTKImageFilter.h>
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| #include "QuickView.h"
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| typedef itk::Image<unsigned char, 2> ImageType;
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| static void CreateImage1(ImageType::Pointer);
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| static void CreateImage2(ImageType::Pointer);
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| int main(int argc, char*argv[])
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| { | |
| ImageType::Pointer image1 = ImageType::New();
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| CreateImage1(image1);
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| ImageType::Pointer image2 = ImageType::New();
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| CreateImage2(image2);
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|
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| typedef itk::ContourMeanDistanceImageFilter <ImageType, ImageType >
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| ContourMeanDistanceImageFilterType;
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|
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| ContourMeanDistanceImageFilterType::Pointer contourMeanDistanceImageFilter =
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| ContourMeanDistanceImageFilterType::New();
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| contourMeanDistanceImageFilter->SetInput1(image1);
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| contourMeanDistanceImageFilter->SetInput2(image2);
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| contourMeanDistanceImageFilter->Update();
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| std::cout << "Mean distance: " << contourMeanDistanceImageFilter->GetMeanDistance() << std::endl;
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|
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| QuickView viewer;
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| viewer.AddImage(image1.GetPointer());
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| viewer.AddImage(image2.GetPointer());
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| viewer.Visualize();
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| return EXIT_SUCCESS;
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| }
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| void CreateImage1(ImageType::Pointer image)
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| {
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| // Create an image bigger than the input image and that has dimensions which are powers of two
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| itk::Index<2> start;
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| start.Fill(0);
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| itk::Size<2> size;
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| size.Fill(20);
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| itk::ImageRegion<2> region(start, size);
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| image->SetRegions(region);
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| image->Allocate();
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| for(unsigned int i = 0; i < 20; i++)
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| {
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| for(unsigned int j = 0; j < 20; j++)
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| {
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| if(i == j) // y = x
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| {
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| itk::Index<2> pixel;
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| pixel[0] = i;
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| pixel[1] = j;
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| image->SetPixel(pixel, 255);
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| }
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| }
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| }
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| }
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| void CreateImage2(ImageType::Pointer image)
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| {
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| // Create an image bigger than the input image and that has dimensions which are powers of two
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| itk::Index<2> start;
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| start.Fill(0);
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| itk::Size<2> size;
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| size.Fill(20);
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| itk::ImageRegion<2> region(start, size); | |
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| image->SetRegions(region);
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| image->Allocate();
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| for(unsigned int i = 0; i < 20; i++)
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| {
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| for(unsigned int j = 0; j < 20; j++)
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| {
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| if(i == 10)
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| {
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| itk::Index<2> pixel;
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| pixel[0] = i;
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| pixel[1] = j;
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| image->SetPixel(pixel, 255);
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| }
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| }
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| }
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| }
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| </source>
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| {{ITKVTKCMakeLists|ContourMeanDistanceImageFilter|}}
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