/usr/include/InsightToolkit/Common/itkVectorImage.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: itkVectorImage.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.
Portions of this code are covered under the VTK copyright.
See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.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 __itkVectorImage_txx
#define __itkVectorImage_txx
#include "itkVectorImage.h"
#include "itkProcessObject.h"
namespace itk
{
/**
*
*/
template<class TPixel, unsigned int VImageDimension>
VectorImage<TPixel, VImageDimension>
::VectorImage()
: m_VectorLength( 0 )
{
m_Buffer = PixelContainer::New();
}
//----------------------------------------------------------------------------
template<class TPixel, unsigned int VImageDimension>
void
VectorImage<TPixel, VImageDimension>
::Allocate()
{
if ( m_VectorLength == 0 )
{
itkExceptionMacro( << "Cannot allocate VectorImage with VectorLength = 0");
}
unsigned long num;
this->ComputeOffsetTable();
num = this->GetOffsetTable()[VImageDimension];
m_Buffer->Reserve(num * m_VectorLength);
}
template<class TPixel, unsigned int VImageDimension>
void
VectorImage<TPixel, VImageDimension>
::Initialize()
{
//
// We don't modify ourselves because the "ReleaseData" methods depend upon
// no modification when initialized.
//
// Call the superclass which should initialize the BufferedRegion ivar.
Superclass::Initialize();
// Replace the handle to the buffer. This is the safest thing to do,
// since the same container can be shared by multiple images (e.g.
// Grafted outputs and in place filters).
m_Buffer = PixelContainer::New();
}
template<class TPixel, unsigned int VImageDimension>
void
VectorImage<TPixel, VImageDimension>
::FillBuffer(const PixelType& value)
{
const unsigned long numberOfPixels =
this->GetBufferedRegion().GetNumberOfPixels();
unsigned long ctr = 0;
for(unsigned int i=0; i<numberOfPixels; i++)
{
for( VectorLengthType j=0; j<m_VectorLength; j++ )
{
(*m_Buffer)[ctr++] = value[j];
}
}
}
template<class TPixel, unsigned int VImageDimension>
void
VectorImage<TPixel, VImageDimension>
::SetPixelContainer(PixelContainer *container)
{
if (m_Buffer != container)
{
m_Buffer = container;
this->Modified();
}
}
//----------------------------------------------------------------------------
template<class TPixel, unsigned int VImageDimension>
void
VectorImage<TPixel, VImageDimension>
::Graft(const DataObject *data)
{
// call the superclass' implementation
Superclass::Graft( data );
if ( data )
{
// Attempt to cast data to an Image
const Self *imgData;
try
{
imgData = dynamic_cast< const Self *>( data );
}
catch( ... )
{
return;
}
// Copy from VectorImage< TPixel, dim >
if ( imgData )
{
// Now copy anything remaining that is needed
this->SetPixelContainer( const_cast< PixelContainer *>
(imgData->GetPixelContainer()) );
}
else
{
// pointer could not be cast back down
itkExceptionMacro( << "itk::VectorImage::Graft() cannot cast "
<< typeid(data).name() << " to "
<< typeid(const Self *).name() );
}
}
}
//----------------------------------------------------------------------------
template<class TPixel, unsigned int VImageDimension>
unsigned int
VectorImage<TPixel, VImageDimension>
::GetNumberOfComponentsPerPixel() const
{
return this->m_VectorLength;
}
//----------------------------------------------------------------------------
template<class TPixel, unsigned int VImageDimension>
void
VectorImage<TPixel, VImageDimension>
::SetNumberOfComponentsPerPixel( unsigned int n )
{
this->SetVectorLength( static_cast< VectorLengthType >(n) );
}
/**
*
*/
template<class TPixel, unsigned int VImageDimension>
void
VectorImage<TPixel, VImageDimension>
::PrintSelf(std::ostream& os, Indent indent) const
{
Superclass::PrintSelf(os,indent);
os << indent << "VectorLength: " << m_VectorLength << std::endl;
os << indent << "PixelContainer: " << std::endl;
m_Buffer->Print(os, indent.GetNextIndent());
// m_Origin and m_Spacing are printed in the Superclass
}
} // end namespace itk
#endif
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