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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkChangeInformationImageFilterTest.cxx
Language: C++
Date: $Date$
Version: $Revision$
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 <iostream>
#include "itkChangeInformationImageFilter.h"
#include "itkImage.h"
const unsigned int ImageDimension = 3;
typedef itk::Image<float, ImageDimension> ImageType;
typedef ImageType::Pointer ImagePointer;
void PrintInformation(ImagePointer image1, ImagePointer image2)
{
unsigned int i, j;
std::cout << "Input " << " Output" << std::endl;
std::cout << "Origin" << " Origin" << std::endl;
for (i = 0; i < ImageDimension; i++)
{
std::cout << " " << image1->GetOrigin()[i] << " " << image2->GetOrigin()[i] << std::endl;
}
std::cout << "Spacing" << " Spacing" << std::endl;
for (i = 0; i < ImageDimension; i++)
{
std::cout << " " << image1->GetSpacing()[i] << " " << image2->GetSpacing()[i] << std::endl;
}
std::cout << "Direction" << " Direction" << std::endl;
for (i = 0; i < ImageDimension; i++)
{
std::cout << " ";
for (j = 0; j < ImageDimension; j++)
{
std::cout << image1->GetDirection()[i][j] << " ";
}
std::cout << " ";
for (j = 0; j < ImageDimension; j++)
{
std::cout << image2->GetDirection()[i][j] << " ";
}
std::cout << std::endl;
}
}
void PrintInformation3(ImagePointer image1, ImagePointer image2, ImagePointer image3)
{
unsigned int i, j;
std::cout << "Input " << " Output" << " Reference" << std::endl;
std::cout << "Origin" << " Origin" << " Origin" << std::endl;
for (i = 0; i < ImageDimension; i++)
{
std::cout << " " << image1->GetOrigin()[i] << " " << image2->GetOrigin()[i] << " " << image3->GetOrigin()[i] << std::endl;
}
std::cout << "Spacing" << " Spacing" << " Spacing" << std::endl;
for (i = 0; i < ImageDimension; i++)
{
std::cout << " " << image1->GetSpacing()[i] << " " << image2->GetSpacing()[i] << " " << image3->GetSpacing()[i] << std::endl;
}
std::cout << "Direction" << " Direction" << " Direction" << std::endl;
for (i = 0; i < ImageDimension; i++)
{
std::cout << " ";
for (j = 0; j < ImageDimension; j++)
{
std::cout << image1->GetDirection()[i][j] << " ";
}
std::cout << " ";
for (j = 0; j < ImageDimension; j++)
{
std::cout << image2->GetDirection()[i][j] << " ";
}
std::cout << " ";
for (j = 0; j < ImageDimension; j++)
{
std::cout << image3->GetDirection()[i][j] << " ";
}
std::cout << std::endl;
}
}
int itkChangeInformationImageFilterTest(int, char* [] )
{
typedef itk::Image<float, ImageDimension> ImageType;
typedef itk::ChangeInformationImageFilter<ImageType> FilterType;
typedef itk::FixedArray<double,ImageDimension> ArrayType;
ImageType::Pointer inputImage = ImageType::New();
ImageType::Pointer referenceImage = ImageType::New();
FilterType::Pointer filter = FilterType::New();
double spacing[ImageDimension] = {1, 2, 3};
double origin[ImageDimension] = {-100, -200, -300};
ImageType::DirectionType direction;
direction[0][0] = 1.0;
direction[1][0] = 0.0;
direction[2][0] = 0.0;
direction[0][1] = 0.0;
direction[1][1] = -1.0;
direction[2][1] = 0.0;
direction[0][2] = 0.0;
direction[1][2] = 0.0;
direction[2][2] = 1.0;
typedef itk::ImageRegion<ImageDimension> RegionType;
typedef itk::Size<ImageDimension> SizeType;
//typedef itk::ImageRegion<ImageDimension> RegionType;
SizeType size; size.Fill(20);
inputImage->SetRegions(size);
inputImage->Allocate();
ImageType::DirectionType referenceDirection;
referenceDirection[0][0] = 1.0;
referenceDirection[1][0] = 0.0;
referenceDirection[2][0] = 0.0;
referenceDirection[0][1] = 0.0;
referenceDirection[1][1] = -1.0;
referenceDirection[2][1] = 0.0;
referenceDirection[0][2] = 0.0;
referenceDirection[1][2] = 0.0;
referenceDirection[2][2] = 1.0;
double referenceOrigin[ImageDimension] = {-1000, -2000, -3000};
double referenceSpacing[ImageDimension] = {1000, 2000, 3000};
referenceImage->SetOrigin(referenceOrigin);
referenceImage->SetSpacing(referenceSpacing);
referenceImage->SetDirection(referenceDirection);
referenceImage->SetRegions(size);
referenceImage->Allocate();
inputImage->SetSpacing (spacing);
inputImage->SetOrigin (origin);
double newOrigin[ImageDimension] = {1000, 2000, 3000};
double newSpacing[ImageDimension] = {10, 20, 30};
long newOffset[ImageDimension] = {10, 20, 30};
ImageType::DirectionType newDirection;
newDirection[0][0] = 0.0;
newDirection[1][0] = 1.0;
newDirection[2][0] = 0.0;
newDirection[0][1] = -1.0;
newDirection[1][1] = 0.0;
newDirection[2][1] = 0.0;
newDirection[0][2] = 0.0;
newDirection[1][2] = 0.0;
newDirection[2][2] = -1.0;
filter->SetInput (inputImage);
filter->SetOutputSpacing (newSpacing);
filter->SetOutputOrigin (newOrigin);
filter->SetOutputOffset (newOffset);
filter->SetOutputDirection (newDirection);
filter->SetReferenceImage (referenceImage);
// Test GetObjectMacro
ImageType * referenceImage2 = filter->GetReferenceImage();
std::cout << "filter->GetReferenceImage(): " << referenceImage2 << std::endl;
// Test GetMacros
bool useReferenceImage = filter->GetUseReferenceImage();
std::cout << "filter->GetUseReferenceImage(): " << useReferenceImage << std::endl;
const ArrayType outputSpacing = filter->GetOutputSpacing();
std::cout << "filter->GetOutputSpacing(): " << outputSpacing << std::endl;
const ArrayType outputOrigin = filter->GetOutputOrigin();
std::cout << "filter->GetOutputOrigin(): " << outputOrigin << std::endl;
const ImageType::DirectionType outputDirection = filter->GetOutputDirection();
std::cout << "filter->GetOutputDirection(): "
<< std::endl
<< outputDirection << std::endl;
bool changeSpacing = filter->GetChangeSpacing();
std::cout << "filter->GetChangeSpacing(): " << changeSpacing << std::endl;
bool changeOrigin = filter->GetChangeOrigin();
std::cout << "filter->GetChangeOrigin(): " << changeOrigin << std::endl;
bool changeDirection = filter->GetChangeDirection();
std::cout << "filter->GetChangeDirection(): " << changeDirection << std::endl;
bool changeRegion = filter->GetChangeRegion();
std::cout << "filter->GetChangeRegion(): " << changeRegion << std::endl;
bool centerImage = filter->GetCenterImage();
std::cout << "filter->GetCenterImage(): " << centerImage << std::endl;
// Test GetVectorMacro
const long * outputOffset = filter->GetOutputOffset();
std::cout << "filter->GetOutputOffset(): " << outputOffset << std::endl;
// Catch any exceptions
try
{
std::cout << "-----------filter: " << filter << std::endl;
filter->Update();
std::cout << "-----------Default behavior: "<< std::endl;;
PrintInformation (inputImage, filter->GetOutput());
filter->ChangeAll();
filter->ChangeRegionOff();
filter->Update();
std::cout << "-----------ChangeAll(), ChangeRegionOff(): " << std::endl;;
PrintInformation (inputImage, filter->GetOutput());
filter->CenterImageOn();
filter->Update();
std::cout << "-----------CenterImageOn(): " << std::endl;;
PrintInformation (inputImage, filter->GetOutput());
filter->CenterImageOn();
filter->ChangeSpacingOff();
filter->Update();
std::cout << "-----------CenterImageOn(), ChangeSpacingOff(): " << std::endl;;
PrintInformation (inputImage, filter->GetOutput());
filter->CenterImageOn();
filter->ChangeSpacingOn();
filter->ChangeOriginOff();
filter->Update();
std::cout << "-----------CenterImageOn(), ChangeOriginOff(): " << std::endl;;
PrintInformation (inputImage, filter->GetOutput());
filter->CenterImageOff();
filter->ChangeNone();
filter->Update();
std::cout << "-----------ChangeNone(): " << std::endl;;
PrintInformation (inputImage, filter->GetOutput());
filter->CenterImageOff();
filter->UseReferenceImageOn();
filter->Update();
std::cout << "-----------ChangeNone(), UseReferenceOn(): " << std::endl;;
PrintInformation3 (inputImage, filter->GetOutput(), referenceImage);
filter->ChangeOriginOn();
filter->Update();
std::cout << "-----------ChangeOriginOn(), UseReferenceOn(): " << std::endl;;
PrintInformation3 (inputImage, filter->GetOutput(), referenceImage);
filter->ChangeOriginOff();
filter->ChangeSpacingOn();
filter->Update();
std::cout << "-----------ChangeSpacingOn(), UseReferenceOn(): " << std::endl;;
PrintInformation3 (inputImage, filter->GetOutput(), referenceImage);
filter->ChangeOriginOff();
filter->ChangeSpacingOff();
filter->ChangeDirectionOn();
filter->Update();
std::cout << "-----------ChangeDirectionOn(), UseReferenceOn(): " << std::endl;;
PrintInformation3 (inputImage, filter->GetOutput(), referenceImage);
filter->ChangeAll();
filter->UpdateLargestPossibleRegion();
std::cout << "-----------ChangeAll(), UseReferenceOn(): " << std::endl;;
PrintInformation3 (inputImage, filter->GetOutput(), referenceImage);
}
catch (itk::ExceptionObject& e)
{
std::cerr << "Exception detected: " << e;
return -1;
}
return EXIT_SUCCESS;
}
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