/usr/include/ITK-4.5/itkSparseFieldLayer.hxx is in libinsighttoolkit4-dev 4.5.0-3.
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 __itkSparseFieldLayer_hxx
#define __itkSparseFieldLayer_hxx
#include "itkSparseFieldLayer.h"
#include <cmath>
#include "vcl_cmath.h"
namespace itk
{
template< typename TNodeType >
SparseFieldLayer< TNodeType >
::SparseFieldLayer()
{
m_HeadNode = new NodeType;
m_HeadNode->Next = m_HeadNode;
m_HeadNode->Previous = m_HeadNode;
m_Size = 0;
}
template< typename TNodeType >
SparseFieldLayer< TNodeType >
::~SparseFieldLayer()
{
delete m_HeadNode;
}
template< typename TNodeType >
void
SparseFieldLayer< TNodeType >
::PrintSelf(std::ostream & os, Indent indent) const
{
Superclass::PrintSelf(os, indent);
os << indent << "m_HeadNode: " << m_HeadNode << std::endl;
os << indent << "Empty? : " << this->Empty() << std::endl;
}
template< typename TNodeType >
unsigned int
SparseFieldLayer< TNodeType >
::Size() const
{
return m_Size;
}
template< typename TNodeType >
typename SparseFieldLayer< TNodeType >::RegionListType
SparseFieldLayer< TNodeType >
::SplitRegions(int num) const
{
std::vector< RegionType > regionlist;
unsigned int size, regionsize;
size = Size();
regionsize = static_cast< unsigned int >(
vcl_ceil( static_cast< float >( size ) / static_cast< float >( num ) ) );
ConstIterator position = Begin();
ConstIterator last = End();
for ( int i = 0; i < num; i++ )
{
unsigned int j = 0;
RegionType region;
region.first = position;
while ( ( j < regionsize ) && ( position != last ) )
{
j++;
++position;
}
region.last = position;
regionlist.push_back(region);
}
return regionlist;
}
} // end namespace itk
#endif
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