SphinxExamples/src/Core/Common/IsPixelInsideRegion/Code.cxx

/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/

#include "itkImageRegion.h"
#include "itkIndex.h"
#include "itkSize.h"

int main(int, char *[])
{
  constexpr unsigned int Dimension = 2;

  using RegionType = itk::ImageRegion< Dimension >;
  using SizeType = RegionType::SizeType;
  using IndexType = RegionType::IndexType;

  SizeType size;
  size.Fill(3);

  IndexType start;
  start.Fill(0);

  RegionType region(start,size);

  IndexType testPixel1;
  testPixel1[0] = 1;
  testPixel1[1] = 1;

  IndexType testPixel2;
  testPixel2[0] = 6;
  testPixel2[1] = 6;

  std::cout << testPixel1 << " ";

  if( region.IsInside(testPixel1) )
    {
    std::cout << "Inside";
    }
  else
    {
    std::cout << "Outside";
    return EXIT_FAILURE;
    }
  std::cout << std::endl;

  std::cout << testPixel2 << " ";
  if( region.IsInside(testPixel2) )
    {
    std::cout << "Inside";
    return EXIT_FAILURE;
    }
  else
    {
    std::cout << "Outside";
    }
  std::cout << std::endl;

  return EXIT_SUCCESS;
}