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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkMIRegistrationFunctionTest.cxx,v $
Language: C++
Date: $Date: 2003-09-10 14:30:03 $
Version: $Revision: 1.2 $
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 "itkImage.h"
#include "itkMIRegistrationFunction.h"
#include "itkGaussianImageSource.h"
#include <iostream>
/**
* This test uses two 2D-Gaussians (standard deviation RegionSize/2)
* One is shifted by 5 pixels from the other.
*
* This test exercises the MIRegistrationFunction
*
*/
int itkMIRegistrationFunctionTest(int, char* [] )
{
//------------------------------------------------------------
// Create two simple images
//------------------------------------------------------------
const unsigned int ImageDimension = 2;
typedef double PixelType;
typedef itk::Vector<double,ImageDimension> DeformationPixelType;
typedef double CoordinateRepresentationType;
//Allocate Images
typedef itk::Image<PixelType,ImageDimension> MovingImageType;
typedef itk::Image<PixelType,ImageDimension> FixedImageType;
typedef itk::Image<DeformationPixelType,
ImageDimension> DeformationFieldType;
// Declare Gaussian Sources
typedef itk::GaussianImageSource< MovingImageType > MovingImageSourceType;
typedef itk::GaussianImageSource< FixedImageType > FixedImageSourceType;
typedef MovingImageSourceType::Pointer MovingImageSourcePointer;
typedef FixedImageSourceType::Pointer FixedImageSourcePointer;
// Note: the following declarations are classical arrays
unsigned long fixedImageSize[] = { 100, 100 };
unsigned long movingImageSize[] = { 100, 100 };
float fixedImageSpacing[] = { 1.0f, 1.0f };
float movingImageSpacing[] = { 1.0f, 1.0f };
float fixedImageOrigin[] = { 0.0f, 0.0f };
float movingImageOrigin[] = { 0.0f, 0.0f };
MovingImageSourceType::Pointer movingImageSource = MovingImageSourceType::New();
FixedImageSourceType::Pointer fixedImageSource = FixedImageSourceType::New();
fixedImageSource->SetSize( fixedImageSize );
fixedImageSource->SetOrigin( fixedImageOrigin );
fixedImageSource->SetSpacing( fixedImageSpacing );
fixedImageSource->SetNormalized( false );
fixedImageSource->SetScale( 250.0f );
movingImageSource->SetSize( movingImageSize );
movingImageSource->SetOrigin( movingImageOrigin );
movingImageSource->SetSpacing( movingImageSpacing );
movingImageSource->SetNormalized( false );
movingImageSource->SetScale( 250.0f );
movingImageSource->Update(); // Force the filter to run
fixedImageSource->Update(); // Force the filter to run
MovingImageType::Pointer movingImage = movingImageSource->GetOutput();
FixedImageType::Pointer fixedImage = fixedImageSource->GetOutput();
//-----------------------------------------------------------
// Set up the Metric
//-----------------------------------------------------------
typedef itk::MIRegistrationFunction<
FixedImageType,
MovingImageType,
DeformationFieldType >
MetricFunctionType;
MetricFunctionType::Pointer metricFunction = MetricFunctionType::New();
//-----------------------------------------------------------
// Plug the Images into the metricFunction
//-----------------------------------------------------------
metricFunction->SetFixedImage( fixedImage );
metricFunction->SetMovingImage( movingImage );
std::cout << metricFunction << std::endl;
return EXIT_SUCCESS;
}
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