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/*========================================================================= |
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Program: Insight Segmentation & Registration Toolkit |
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Module: $RCSfile: itkImage.txx.html,v $ |
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Language: C++ |
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Date: $Date: 2006/01/17 19:15:36 $ |
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Version: $Revision: 1.4 $ |
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Copyright (c) Insight Software Consortium. All rights reserved. |
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See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details. |
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Portions of this code are covered under the VTK copyright. |
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See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.htm for details. |
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This software is distributed WITHOUT ANY WARRANTY; without even |
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR |
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*****PURPOSE. See the above copyright notices for more information. |
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=========================================================================*/ |
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#ifndef _itkImage_txx |
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#define _itkImage_txx |
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#include "itkImage.h" |
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#include "itkProcessObject.h" |
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namespace itk |
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{ |
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/** |
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* |
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*/ |
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template<class TPixel, unsigned int VImageDimension> |
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Image<TPixel, VImageDimension> |
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::Image() |
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{ |
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m_Buffer = PixelContainer::New(); |
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} |
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//---------------------------------------------------------------------------- |
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template<class TPixel, unsigned int VImageDimension> |
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void |
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Image<TPixel, VImageDimension> |
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::Allocate() |
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{ |
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unsigned long num; |
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this->ComputeOffsetTable(); |
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num = this->GetOffsetTable()[VImageDimension]; |
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m_Buffer->Reserve(num); |
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} |
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template<class TPixel, unsigned int VImageDimension> |
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void |
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Image<TPixel, VImageDimension> |
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::Initialize() |
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{ |
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// |
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// We don't modify ourselves because the "ReleaseData" methods depend upon |
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// no modification when initialized. |
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// |
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// Call the superclass which should initialize the BufferedRegion ivar. |
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Superclass::Initialize(); |
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// Replace the handle to the buffer. This is the safest thing to do, |
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// since the same container can be shared by multiple images (e.g. |
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// Grafted outputs and in place filters). |
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m_Buffer = PixelContainer::New(); |
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} |
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template<class TPixel, unsigned int VImageDimension> |
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void |
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Image<TPixel, VImageDimension> |
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::FillBuffer (const TPixel& value) |
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{ |
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const unsigned long numberOfPixels = |
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****this->GetBufferedRegion().GetNumberOfPixels(); |
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for(unsigned int i=0; i<numberOfPixels; i++) |
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{ |
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(*m_Buffer)[i] = value; |
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} |
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} |
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template<class TPixel, unsigned int VImageDimension> |
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void |
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Image<TPixel, VImageDimension> |
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::SetPixelContainer(PixelContainer *container) |
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{ |
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if (m_Buffer != container) |
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{ |
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m_Buffer = container; |
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this->Modified(); |
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} |
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} |
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//---------------------------------------------------------------------------- |
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template<class TPixel, unsigned int VImageDimension> |
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void |
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Image<TPixel, VImageDimension> |
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::Graft(const DataObject *data) |
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{ |
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// call the superclass' implementation |
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Superclass::Graft( data ); |
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if ( data ) |
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{ |
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// Attempt to cast data to an Image |
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const Self * imgData; |
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try |
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{ |
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imgData = dynamic_cast<const Self *>( data ); |
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} |
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catch( ... ) |
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{ |
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return; |
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} |
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if ( imgData ) |
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{ |
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// Now copy anything remaining that is needed |
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this->SetPixelContainer( const_cast< PixelContainer * > |
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(imgData->GetPixelContainer()) ); |
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} |
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else |
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{ |
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// pointer could not be cast back down |
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itkExceptionMacro( << "itk::Image::Graft() cannot cast " |
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<< typeid(data).name() << " to " |
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<< typeid(const Self *).name() ); |
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} |
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} |
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} |
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/** |
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* |
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*/ |
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template<class TPixel, unsigned int VImageDimension> |
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void |
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Image<TPixel, VImageDimension> |
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::PrintSelf(std::ostream& os, Indent indent) const |
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{ |
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Superclass::PrintSelf(os,indent); |
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os << indent << "PixelContainer: " << std::endl; |
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m_Buffer->Print(os, indent.GetNextIndent()); |
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// m_Origin and m_Spacing are printed in the Superclass |
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} |
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} // end namespace itk |
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#endif |
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