cmtkXformListEntry.h

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/*
//
//  Copyright 1997-2009 Torsten Rohlfing
//
//  Copyright 2004-2010 SRI International
//
//  This file is part of the Computational Morphometry Toolkit.
//
//  http://www.nitrc.org/projects/cmtk/
//
//  The Computational Morphometry Toolkit is free software: you can
//  redistribute it and/or modify it under the terms of the GNU General Public
//  License as published by the Free Software Foundation, either version 3 of
//  the License, or (at your option) any later version.
//
//  The Computational Morphometry Toolkit is distributed in the hope that it
//  will be useful, but WITHOUT ANY WARRANTY; without even the implied
//  warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License along
//  with the Computational Morphometry Toolkit.  If not, see
//  <http://www.gnu.org/licenses/>.
//
//  $Revision: 2242 $
//
//  $LastChangedDate: 2010-08-18 11:08:59 -0700 (Wed, 18 Aug 2010) $
//
//  $LastChangedBy: torstenrohlfing $
//
*/

#ifndef __cmtkXformListEntry_h_included_
#define __cmtkXformListEntry_h_included_

#include <cmtkconfig.h>

#include <Base/cmtkXform.h>
#include <Base/cmtkAffineXform.h>
#include <Base/cmtkWarpXform.h>

#include <System/cmtkSmartPtr.h>

namespace
cmtk
{


class XformListEntry 
{
public:
  typedef XformListEntry Self;

  typedef SmartPointer<Self> SmartPtr;

  typedef SmartConstPointer<Self> SmartConstPtr;

  XformListEntry( const Xform::SmartConstPtr& xform = Xform::SmartConstPtr::Null, const bool inverse = false, const Types::Coordinate globalScale = 1.0 );
  
  ~XformListEntry();
  
  const Xform::SmartConstPtr m_Xform;
  
  const AffineXform* InverseAffineXform;
  
  const WarpXform* m_WarpXform;
  
  bool Inverse;
  
  Types::Coordinate GlobalScale;

  bool IsAffine() const
  {
    return (this->m_WarpXform == NULL);
  }

  Self::SmartPtr CopyAsAffine() const;
};


} // namespace cmtk

#endif // #ifndef __cmtkXformListEntry_h_included_