itkspatialfunctiontest.cxx

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkSpatialFunctionTest.cxx,v $
  Language:  C++
  Date:      $Date: 2003-09-10 14:30:10 $
  Version:   $Revision: 1.12 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/
#if defined(_MSC_VER)
#pragma warning ( disable : 4786 )
#endif

#include <stdio.h>

// Spatial function stuff
#include "itkSphereSpatialFunction.h"

int itkSpatialFunctionTest(int, char* [] )
{
  // Change this parameter (and the positions, below) to work in higher or lower dimensions
  const unsigned int dim = 3;

  //---------Create and initialize a spatial function-----------

  typedef itk::SphereSpatialFunction<dim> TFunctionType;
  typedef TFunctionType::InputType TFunctionPositionType;

  // Create and initialize a new sphere function

  TFunctionType::Pointer spatialFunc = TFunctionType::New();
  spatialFunc->SetRadius( 5 );

  TFunctionPositionType center;
  center[0]=10;
  center[1]=10;
  center[2]=10;
  spatialFunc->SetCenter(center);
  
  // Test the Get macros as well
  spatialFunc->GetCenter();
  spatialFunc->GetRadius();

  std::cout << "Sphere spatial function created\n";

  //----------------Test evaluation of funtion------------------

  // We're going to evaluate it at the center of the sphere (10,10,10)
  bool funcVal = spatialFunc->Evaluate(center);
  printf("Sphere function value is %i\n", funcVal);

  // The function should have returned a value of 1, since the center is inside
  // the sphere
  if(funcVal == 1)
    return EXIT_SUCCESS;
  else
    return EXIT_FAILURE;
}