/usr/include/ITK-4.9/itkImageConstIteratorWithOnlyIndex.hxx is in libinsighttoolkit4-dev 4.9.0-4ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* 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.
*
*=========================================================================*/
#ifndef itkImageConstIteratorWithOnlyIndex_hxx
#define itkImageConstIteratorWithOnlyIndex_hxx
#include "itkImageConstIteratorWithOnlyIndex.h"
namespace itk
{
//----------------------------------------------------------------------
// Constructor
//----------------------------------------------------------------------
template< typename TImage >
ImageConstIteratorWithOnlyIndex< TImage >
::ImageConstIteratorWithOnlyIndex()
{
m_Remaining = false;
}
//----------------------------------------------------------------------
// Constructor
//----------------------------------------------------------------------
template< typename TImage >
ImageConstIteratorWithOnlyIndex< TImage >
::ImageConstIteratorWithOnlyIndex(const Self & it)
{
m_Image = it.m_Image; // copy the smart pointer
m_PositionIndex = it.m_PositionIndex;
m_BeginIndex = it.m_BeginIndex;
m_EndIndex = it.m_EndIndex;
m_Region = it.m_Region;
std::copy(it.m_OffsetTable,
it.m_OffsetTable+ImageDimension + 1,
m_OffsetTable);
m_Remaining = it.m_Remaining;
}
//----------------------------------------------------------------------
// Constructor
//----------------------------------------------------------------------
template< typename TImage >
ImageConstIteratorWithOnlyIndex< TImage >
::ImageConstIteratorWithOnlyIndex(const TImage *ptr, const RegionType & region)
{
m_Image = ptr;
m_BeginIndex = region.GetIndex();
m_PositionIndex = m_BeginIndex;
m_Region = region;
std::copy(m_Image->GetOffsetTable(),
m_Image->GetOffsetTable()+ImageDimension + 1,
m_OffsetTable);
// Compute the end offset
m_Remaining = false;
for ( unsigned int i = 0; i < ImageDimension; ++i )
{
SizeValueType size = region.GetSize()[i];
if ( size > 0 )
{
m_Remaining = true;
}
m_EndIndex[i] = m_BeginIndex[i] + static_cast< OffsetValueType >( size );
}
GoToBegin();
}
//----------------------------------------------------------------------
// Assignment Operator
//----------------------------------------------------------------------
template< typename TImage >
ImageConstIteratorWithOnlyIndex< TImage > &
ImageConstIteratorWithOnlyIndex< TImage >
::operator=(const Self & it)
{
if(this != *it)
{
m_Image = it.m_Image; // copy the smart pointer
m_BeginIndex = it.m_BeginIndex;
m_EndIndex = it.m_EndIndex;
m_PositionIndex = it.m_PositionIndex;
m_Region = it.m_Region;
std::copy(it.m_OffsetTable,
it.m_OffsetTable+ImageDimension + 1,
m_OffsetTable);
m_Remaining = it.m_Remaining;
}
return *this;
}
//----------------------------------------------------------------------------
// GoToBegin() is the first pixel in the region.
//----------------------------------------------------------------------------
template< typename TImage >
void
ImageConstIteratorWithOnlyIndex< TImage >
::GoToBegin()
{
// Set the position at begin
m_PositionIndex = m_BeginIndex;
if ( m_Region.GetNumberOfPixels() > 0 )
{
m_Remaining = true;
}
else
{
m_Remaining = false;
}
}
//----------------------------------------------------------------------------
// GoToReverseBegin() is the last pixel in the region.
//----------------------------------------------------------------------------
template< typename TImage >
void
ImageConstIteratorWithOnlyIndex< TImage >
::GoToReverseBegin()
{
for ( unsigned int i = 0; i < ImageDimension; ++i )
{
m_PositionIndex[i] = m_EndIndex[i] - 1;
}
if ( m_Region.GetNumberOfPixels() > 0 )
{
m_Remaining = true;
}
else
{
m_Remaining = false;
}
}
#if !defined(ITK_LEGACY_REMOVE)
//----------------------------------------------------------------------------
// Begin() is the first pixel in the region.
//----------------------------------------------------------------------------
template< typename TImage >
ImageConstIteratorWithOnlyIndex< TImage >
ImageConstIteratorWithOnlyIndex< TImage >
::Begin() const
{
Self it(*this);
it.GoToBegin();
return it;
}
//----------------------------------------------------------------------------
// End() is the last pixel in the region. DEPRECATED
//----------------------------------------------------------------------------
template< typename TImage >
ImageConstIteratorWithOnlyIndex< TImage >
ImageConstIteratorWithOnlyIndex< TImage >
::End() const
{
Self it(*this);
it.GoToReverseBegin();
return it;
}
#endif
} // end namespace itk
#endif
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