cmtkInverseInterpolationVolumeReconstructionBase.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: 2398 $
//
//  $LastChangedDate: 2010-10-05 14:54:37 -0700 (Tue, 05 Oct 2010) $
//
//  $LastChangedBy: torstenrohlfing $
//
*/

#ifndef __cmtkInverseInterpolationVolumeReconstructionBase_h_included_
#define __cmtkInverseInterpolationVolumeReconstructionBase_h_included_

#include <cmtkconfig.h>

#include <Recon/cmtkVolumeInjectionReconstruction.h>

#include <Registration/cmtkAffineRegistration.h>

#include <Base/cmtkAffineXform.h>
#include <Base/cmtkUniformVolume.h>

#include "Numerics/ap.h"
#include "Numerics/lbfgsb.h"

#include <vector>

namespace
cmtk
{


class InverseInterpolationVolumeReconstructionBase :
  public VolumeInjectionReconstruction
{
public:
  typedef InverseInterpolationVolumeReconstructionBase Self;

  typedef VolumeInjectionReconstruction Superclass;

  InverseInterpolationVolumeReconstructionBase( const UniformVolume* originalImage, const int numberOfPasses, const int interleaveAxis );

  InverseInterpolationVolumeReconstructionBase( const UniformVolume* reconstructionGrid, std::vector<UniformVolume::SmartPtr>& images );

  virtual ~InverseInterpolationVolumeReconstructionBase() {}

  double ComputeApproximationError();
  
  UniformVolume::SmartPtr& GetLowestMaxErrorImage()
  {
    return this->m_LowestMaxErrorImage;
  }
  
  void SetUseRegionalIntensityTruncation( const bool flag = true )
  {
    this->m_RegionalIntensityTruncation = flag;
  }

  void SetUseFourthOrderError( const bool flag = true )
  {
    this->m_FourthOrderError = flag;
  }

  void SetConstraintWeightLNorm( const double weight )
  {
    this->m_ConstraintWeightLNorm = weight;
  }

  void Optimize( const int numberOfIterations );

  double GetMeanSquaredError() const
  {
    return this->m_MeanSquaredError;
  }

  double GetMaximumError() const
  {
    return this->m_MaximumError;
  }

protected:
  bool m_RegionalIntensityTruncation;

  UniformVolume::SmartPtr m_LowestMaxErrorImage;

  double m_LowestMaxError;
  
  std::vector<UniformVolume::SmartPtr> m_InterpolatedPassImages;
  
  std::vector<UniformVolume::SmartPtr> m_DifferencePassImages;

  bool m_FourthOrderError;

  double m_ConstraintWeightLNorm;

  double m_MeanSquaredError;

  double m_MaximumError;

  ap::FunctionAndGradient* m_FunctionAndGradient;
};


} // namespace cmtk

#endif // #ifndef __cmtkInverseInterpolationVolumeReconstructionBase_h_included_