cmtkEntropyMinimizationIntensityCorrectionFunctionalDevice.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 __cmtkEntropyMinimizationIntensityCorrectionFunctionalDevice_h_included_
#define __cmtkEntropyMinimizationIntensityCorrectionFunctionalDevice_h_included_

#include <cmtkconfig.h>

#include <Segmentation/cmtkEntropyMinimizationIntensityCorrectionFunctional.h>

#include "cmtkDeviceMemory.h"
#include "cmtkDeviceHistogram.h"
#include "cmtkDeviceUniformVolume.h"

namespace
cmtk
{


template<unsigned int NOrderAdd,unsigned int NOrderMul>
class EntropyMinimizationIntensityCorrectionFunctionalDevice
  : public EntropyMinimizationIntensityCorrectionFunctional<NOrderAdd,NOrderMul>
{
public:
  typedef EntropyMinimizationIntensityCorrectionFunctionalDevice<NOrderAdd,NOrderMul> Self;

  typedef SmartPointer<Self> SmartPtr;

  typedef EntropyMinimizationIntensityCorrectionFunctional<NOrderAdd,NOrderMul> Superclass;

  typedef typename Superclass::ReturnType ReturnType;

  virtual ~EntropyMinimizationIntensityCorrectionFunctionalDevice() {}

  virtual void SetInputImage( UniformVolume::SmartConstPtr& inputImage );

  virtual void SetForegroundMask( const UniformVolume& foregroundMask );

  virtual typename Self::ReturnType EvaluateAt( CoordinateVector& v )
  {
    this->SetParamVector( v );
    this->UpdateOutputImageDevice();
    return this->EvaluateDevice();
  }

  virtual typename Self::ReturnType EvaluateWithGradient( CoordinateVector& v, CoordinateVector& g, const Types::Coordinate step );

protected:
  size_t m_NumberOfPixels;

  DeviceUniformVolume::SmartPtr m_InputImageDevice;

  DeviceMemory<int>::SmartPtr m_ForegroundMaskDevice;

  DeviceMemory<float>::SmartPtr m_OutputDataDevice;

  DeviceHistogram::SmartPtr m_HistogramDevice;

  void UpdateOutputImageDevice();

  typename Self::ReturnType EvaluateDevice();
};

template<unsigned int NDegreeMul>
EntropyMinimizationIntensityCorrectionFunctionalBase::SmartPtr
CreateEntropyMinimizationIntensityCorrectionFunctionalDevice
( const unsigned int polynomialDegreeAdd );

EntropyMinimizationIntensityCorrectionFunctionalBase::SmartPtr
CreateEntropyMinimizationIntensityCorrectionFunctionalDevice
( const unsigned int polynomialDegreeAdd, const unsigned int polynomialDegreeMul );

EntropyMinimizationIntensityCorrectionFunctionalBase::SmartPtr
CreateEntropyMinimizationIntensityCorrectionFunctionalDevice
( const unsigned int polynomialDegreeAdd, const unsigned int polynomialDegreeMul,
  EntropyMinimizationIntensityCorrectionFunctionalBase::SmartPtr oldFunctional );


} // namespace cmtk

#include "cmtkEntropyMinimizationIntensityCorrectionFunctionalDevice.txx"

#endif // #ifndef __cmtkEntropyMinimizationIntensityCorrectionFunctionalDevice_h_included_