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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkConstNeighborhoodIteratorTest.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 "itkNeighborhoodIteratorTestCommon.txx"
#include "itkConstNeighborhoodIterator.h"
int itkConstNeighborhoodIteratorTest(int, char* [] )
{
TestImageType::Pointer img = GetTestImage(10, 10, 5, 3);
itk::ConstNeighborhoodIterator<TestImageType>::IndexType loc;
loc[0] = 4; loc[1] = 4; loc[2] = 2; loc[3] = 1;
itk::ConstNeighborhoodIterator<TestImageType>::RadiusType radius;
radius[0] = radius[1] = radius[2] = radius[3] = 1;
itk::ConstNeighborhoodIterator<TestImageType>::RegionType reg;
itk::ConstNeighborhoodIterator<TestImageType>::SizeType sz;
itk::ConstNeighborhoodIterator<TestImageType>::IndexType idx;
idx[0] = idx[1] = idx[2] = 0; idx[3] = 1;
sz[0] = sz[1] = 10; sz[2] = 5; sz[3] = 1;
reg.SetIndex(idx); reg.SetSize(sz);
println("Creating ConstNeighborhoodIterator");
itk::ConstNeighborhoodIterator<TestImageType>
it(radius, img, reg);
println("Moving iterator using SetLocation()");
it.SetLocation(loc);
it.Print(std::cout);
println("Testing GoToBegin()");
it.GoToBegin();
it.Print(std::cout);
println("Testing IsAtBegin()");
std::cout << it.IsAtBegin() << std::endl;
println("Testing GoToEnd()");
it.GoToEnd();
it.Print(std::cout);
println("Testing IsAtEnd()");
std::cout << it.IsAtEnd() << std::endl;
println("Testing forward iteration");
it.GoToBegin();
while (! it.IsAtEnd())
{
printnb<itk::ConstNeighborhoodIterator<TestImageType> >(it, false);
++it;
}
println("Testing reverse iteration");
it.GoToEnd();
while (! it.IsAtBegin())
{
--it;
printnb<itk::ConstNeighborhoodIterator<TestImageType> >(it, false);
}
println("Moving iterator using SetLocation()");
it.SetLocation(loc);
it.Print(std::cout);
println("Testing GetNeighborhood()");
it.GetNeighborhood().Print(std::cout);
println("Printing neighborhood using GetPixel(i), GetPixel(offset) and GetIndex(i), and GetIndex(offset).");
for (unsigned int j = 0; j < it.Size(); ++j)
{
std::cout << "GetOffset(" << j << ")=" << it.GetOffset(j);
std::cout << " GetPixel(" << j << ")=" << it.GetPixel(j);
std::cout << " GetPixel(" << it.GetOffset(j) << ")=" << it.GetPixel(it.GetOffset(j));
std::cout << " GetIndex(" << j << ")=" << it.GetIndex(j) ;
std::cout << " GetIndex(" << it.GetOffset(j) << ")=" << it.GetIndex(it.GetOffset(j));
std::cout << std::endl;
}
println("Testing GetCenterPixel()");
std::cout << it.GetCenterPixel() << std::endl;
println("Testing GetCenterPointer()");
std::cout << it.GetCenterPointer() << " = "
<< *(it.GetCenterPointer()) << std::endl;
println("Testing GetIndex()");
std::cout << it.GetIndex() << std::endl;
println("Testing GetNext(3)");
std::cout << it.GetNext(3) << std::endl;
println("Testing GetNext(2)");
std::cout << it.GetNext(2) << std::endl;
println("Testing GetNext(1)");
std::cout << it.GetNext(1) << std::endl;
println("Testing GetNext(0) = GetNext(0,1)");
std::cout << it.GetNext(0) << "=" << it.GetNext(0,1) << std::endl;
println("Testing GetNext(0, 1)");
std::cout << it.GetNext(0,1) << std::endl;
println("Testing GetNext(1, 1)");
std::cout << it.GetNext(1,1) << std::endl;
println("Testing GetPrevious(3)");
std::cout << it.GetPrevious(3) << std::endl;
println("Testing GetPrevious(2)");
std::cout << it.GetPrevious(2) << std::endl;
println("Testing GetPrevious(1)");
std::cout << it.GetPrevious(1) << std::endl;
println("Testing GetPrevious(0) = GetPrevious(0,1)");
std::cout << it.GetPrevious(0) << "=" << it.GetPrevious(0,1) << std::endl;
println("Testing GetPrevious(0, 1)");
std::cout << it.GetPrevious(0,1) << std::endl;
println("Testing GetPrevious(1, 1)");
std::cout << it.GetPrevious(1,1) << std::endl;
println("Testing GetBoundingBoxAsImageRegion");
std::cout << it.GetBoundingBoxAsImageRegion() << std::endl;
println("Testing random access iteration");
TestImageType::Pointer ra_img = GetTestImage(10, 10, 5, 3);
loc[0] = 4; loc[1] = 4; loc[2] = 2; loc[3] = 1;
radius[0] = radius[1] = radius[2] = radius[3] = 1;
println("Creating ConstNeighborhoodIterator");
itk::ConstNeighborhoodIterator<TestImageType>
ra_it(radius, ra_img, ra_img->GetRequestedRegion());
println("Testing random access");
ra_it.Begin();
printnb<itk::ConstNeighborhoodIterator<TestImageType> >(ra_it, false);
println("Adding [1, 1, 1, 1]");
OffsetType a_off;
a_off.Fill(1);
ra_it += a_off;
printnb<itk::ConstNeighborhoodIterator<TestImageType> >(ra_it, false);
println("Subtracting [1, 1, 1, 1]");
ra_it -= a_off;
printnb<itk::ConstNeighborhoodIterator<TestImageType> >(ra_it, false);
println("Adding [0 0 0 2]");
a_off.Fill(0);
a_off[3] = 2;
ra_it += a_off;
printnb<itk::ConstNeighborhoodIterator<TestImageType> >(ra_it, false);
println("Adding [0 8 0 0]");
a_off.Fill(0);
a_off[1] = 8;
ra_it += a_off;
printnb<itk::ConstNeighborhoodIterator<TestImageType> >(ra_it, false);
println("Adding [5 -3 2 -1]");
a_off[0] = 5;
a_off[1] = -3;
a_off[2] = 2;
a_off[3] = -1;
ra_it += a_off;
printnb<itk::ConstNeighborhoodIterator<TestImageType> >(ra_it, false);
return EXIT_SUCCESS;
}
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