/usr/include/InsightToolkit/Common/itkArray.txx is in libinsighttoolkit3-dev 3.20.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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Program: Insight Segmentation & Registration Toolkit
Module: itkArray.txx
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.
=========================================================================*/
#ifndef __itkArray_txx
#define __itkArray_txx
#include "itkArray.h"
namespace itk
{
/** Default constructor */
template < typename TValueType >
Array<TValueType >
::Array():vnl_vector<TValueType>()
{
m_LetArrayManageMemory = true;
}
/** Constructor with size */
template < typename TValueType >
Array<TValueType >
::Array(unsigned int dimension):vnl_vector<TValueType>(dimension)
{
m_LetArrayManageMemory = true;
}
/** Constructor with user specified data */
template < typename TValueType >
Array<TValueType >
::Array( ValueType *datain, unsigned int sz, bool LetArrayManageMemory)
{
vnl_vector<TValueType>::data = datain;
vnl_vector<TValueType>::num_elmts = sz;
m_LetArrayManageMemory = LetArrayManageMemory;
}
/** Constructor with user specified data */
template < typename TValueType >
Array<TValueType >
::Array( const ValueType *datain, unsigned int sz, bool LetArrayManageMemory)
{
vnl_vector<TValueType>::data = const_cast< TValueType * >( datain );
// Argh!! Discard constness WRONG.!!
vnl_vector<TValueType>::num_elmts = sz;
m_LetArrayManageMemory = LetArrayManageMemory;
}
/** Destructor */
template < typename TValueType >
Array<TValueType >
::~Array()
{
if(!m_LetArrayManageMemory)
{
vnl_vector<TValueType>::data = 0;
}
}
/** Set the pointer from which the data is imported.
* If "LetArrayManageMemory" is false, then the application retains
* the responsibility of freeing the memory for this data. If
* "LetArrayManageMemory" is true, then this class will free the
* memory when this object is destroyed. */
template < typename TValueType >
void
Array<TValueType >
::SetData(TValueType* datain,bool LetArrayManageMemory)
{
if(m_LetArrayManageMemory)
{
vnl_vector<TValueType>::destroy();
}
vnl_vector<TValueType>::data = datain;
m_LetArrayManageMemory = LetArrayManageMemory;
}
/** Similar to the previous method. In the above method, the size must be
* seperately set prior to using user-supplied data. This introduces an
* unnecessary allocation step to be performed. This method avoids it
* and should be used to import data whereever possible to avoid this.
* Set the pointer from which the data is imported.
* If "LetArrayManageMemory" is false, then the application retains
* the responsibility of freeing the memory for this data. If
* "LetArrayManageMemory" is true, then this class will free the
* memory when this object is destroyed. */
template < typename TValueType >
void
Array<TValueType >
::SetData(TValueType* datain, unsigned int sz, bool LetArrayManageMemory)
{
if(m_LetArrayManageMemory)
{
vnl_vector<TValueType>::destroy();
}
vnl_vector<TValueType>::data = datain;
vnl_vector<TValueType>::num_elmts = sz;
m_LetArrayManageMemory = LetArrayManageMemory;
}
template < typename TValueType >
void Array<TValueType >
::SetSize(unsigned int sz)
{
if ( this->size() != sz )
{
// If the array doesn't own the data we do not want to erase it
// on a resize
if(!m_LetArrayManageMemory)
{
vnl_vector<TValueType>::data = 0;
}
// Call the superclass's set_size
this->set_size(sz);
// Size we have allocated new data we need to take
// responsibility for deleting it
m_LetArrayManageMemory = true;
}
}
template < typename TValueType >
const typename Array<TValueType>
::Self&
Array<TValueType>
::operator=( const Self& rhs )
{
if( this == &rhs ) { return *this; }
// Set the size the same as rhs.
// The SetSize method takes care of who is responsible
// for memory management
//
this->SetSize( rhs.GetSize() );
// Call the superclass implementation
this->VnlVectorType::operator=(rhs);
return *this;
}
template < typename TValueType >
const typename Array<TValueType>
::Self&
Array<TValueType>
::operator=( const VnlVectorType& rhs )
{
if( this == &rhs ) { return *this; }
// Set the size the same as rhs.
// The SetSize method takes care of who is responsible
// for memory management
//
this->SetSize( rhs.size() );
// Call the superclass implementation
this->VnlVectorType::operator=(rhs);
return *this;
}
} // namespace itk
#endif
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