ITK/Examples/Inspection/CheckerBoardImageFilter

CheckerBoardImageFilter.cxx

<source lang="cpp">

1. include "itkImage.h"
2. include "itkCheckerBoardImageFilter.h"
3. include "itkImageRegionIterator.h"

1. include "QuickView.h"

typedef itk::Image<unsigned char, 2> ImageType;

void CreateImage(ImageType::Pointer image, unsigned char color);

int main(int argc, char *argv[]) {

 ImageType::Pointer image1 = ImageType::New();
 CreateImage(image1, 0);
 ImageType::Pointer image2 = ImageType::New();
 CreateImage(image2, 255);
 
 typedef itk::CheckerBoardImageFilter< ImageType > CheckerBoardFilterType;
 CheckerBoardFilterType::Pointer checkerBoardFilter = CheckerBoardFilterType::New();
 checkerBoardFilter->SetInput1(image1);
 checkerBoardFilter->SetInput2(image2);
 checkerBoardFilter->Update();
 
 QuickView viewer;
 viewer.AddImage<ImageType>(image1);
 viewer.AddImage<ImageType>(image2);
 viewer.AddImage<ImageType>(checkerBoardFilter->GetOutput());
 viewer.Visualize();

 return EXIT_SUCCESS;

}

void CreateImage(ImageType::Pointer image, unsigned char color) {

 // Create an image with all pixels set to 'color'
 
 ImageType::IndexType start;
 start.Fill(0);
 
 ImageType::SizeType size;
 size.Fill(100);

 ImageType::RegionType region;
 region.SetSize(size);
 region.SetIndex(start);

 image->SetRegions(region);
 image->Allocate();
 
 itk::ImageRegionIterator<ImageType> imageIterator(image,region);

 while(!imageIterator.IsAtEnd())
   {
   imageIterator.Set(color);

   ++imageIterator;
   }

} </source>

CMakeLists.txt

<source lang="cmake"> cmake_minimum_required(VERSION 2.6)

PROJECT(CheckerBoardImageFilter)

include_directories(/home/doriad/src/ITK/Wrapping/WrapITK/ExternalProjects/ItkVtkGlue/src/)

FIND_PACKAGE(VTK REQUIRED) INCLUDE(${VTK_USE_FILE})

FIND_PACKAGE(ITK REQUIRED) INCLUDE(${ITK_USE_FILE})

ADD_EXECUTABLE(CheckerBoardImageFilter CheckerBoardImageFilter.cxx) TARGET_LINK_LIBRARIES(CheckerBoardImageFilter vtkHybrid ITKIO ITKBasicFilters ITKCommon ) </source>