ITK/Examples/Iterators/LineConstIterator: Difference between revisions

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(CreateImage must be static.)
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==LineConstIterator.cxx==
{{warning|1=The media wiki content on this page is no longer maintainedThe examples presented on the https://itk.org/Wiki/* pages likely require ITK version 4.13 or earlier releasesIn 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 "itkImageFileReader.h"
#include "itkImageRegionIterator.h"
#include "itkLineConstIterator.h"
 
typedef itk::Image<unsigned char, 2> ImageType;
 
static void CreateImage(ImageType::Pointer image);
 
int main(int, char*[])
{
  ImageType::Pointer image = ImageType::New();
  CreateImage(image);
 
  ImageType::RegionType region = image->GetLargestPossibleRegion();
  ImageType::IndexType corner1 = region.GetIndex();
  ImageType::IndexType corner2;
  corner2[0] = corner1[0] + region.GetSize()[0] - 1;
  corner2[1] = corner1[1] + region.GetSize()[1] - 1;
 
  itk::LineConstIterator<ImageType> it(image, corner1, corner2);
  it.GoToBegin();
  while (!it.IsAtEnd())
    {
    std::cout << (int)it.Get() << std::endl;
    ++it;
    }
   
  return EXIT_SUCCESS;
}
 
void CreateImage(ImageType::Pointer image)
{
  ImageType::SizeType regionSize;
  regionSize.Fill(3);
 
  ImageType::IndexType regionIndex;
  regionIndex.Fill(0);
 
   ImageType::RegionType region;
  region.SetSize(regionSize);
  region.SetIndex(regionIndex);
 
  image->SetRegions(region);
  image->Allocate();
 
  itk::ImageRegionIterator<ImageType> imageIterator(image,image->GetLargestPossibleRegion());
 
  while(!imageIterator.IsAtEnd())
    {
    imageIterator.Set(255);
    ++imageIterator;
    }
}
</source>
 
==CMakeLists.txt==
<source lang="cmake">
cmake_minimum_required(VERSION 2.6)
 
PROJECT(LineIterator)
 
FIND_PACKAGE(ITK REQUIRED)
INCLUDE(${ITK_USE_FILE})
 
ADD_EXECUTABLE(LineIterator LineIterator.cxx)
TARGET_LINK_LIBRARIES(LineIterator
ITKNumerics ITKBasicFilters ITKCommon ITKIO)
 
</source>

Latest revision as of 14:33, 6 June 2019

Warning: The media wiki content on this page is no longer maintained.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.