itkMultipleValuedNonLinearVnlOptimizer.h

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 *
 *  Copyright NumFOCUS
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         https://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
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 *=========================================================================*/
#ifndef itkMultipleValuedNonLinearVnlOptimizer_h
#define itkMultipleValuedNonLinearVnlOptimizer_h
 
#include "itkMultipleValuedNonLinearOptimizer.h"
#include "itkMultipleValuedVnlCostFunctionAdaptor.h"
#include "itkCommand.h"
#include "ITKOptimizersExport.h"
 
namespace itk
{
class ITKOptimizers_EXPORT MultipleValuedNonLinearVnlOptimizer : public MultipleValuedNonLinearOptimizer
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(MultipleValuedNonLinearVnlOptimizer);
 
  using Self = MultipleValuedNonLinearVnlOptimizer;
  using Superclass = MultipleValuedNonLinearOptimizer;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkOverrideGetNameOfClassMacro(MultipleValuedNonLinearVnlOptimizer);
 
  using ParametersType = Superclass::ParametersType;
 
  void
  SetCostFunction(MultipleValuedCostFunction * costFunction) override = 0;
 
  void
  SetUseCostFunctionGradient(bool);
 
  void
  UseCostFunctionGradientOn()
  {
    this->SetUseCostFunctionGradient(true);
  }
 
  void
  UseCostFunctionGradientOff()
  {
    this->SetUseCostFunctionGradient(false);
  }
 
  bool
  GetUseCostFunctionGradient() const;
 
  itkGetConstReferenceMacro(CachedValue, MeasureType);
  itkGetConstReferenceMacro(CachedDerivative, DerivativeType);
  itkGetConstReferenceMacro(CachedCurrentPosition, ParametersType);
protected:
  MultipleValuedNonLinearVnlOptimizer();
  ~MultipleValuedNonLinearVnlOptimizer() override;
 
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  using CostFunctionAdaptorType = MultipleValuedVnlCostFunctionAdaptor;
 
  void
  SetCostFunctionAdaptor(CostFunctionAdaptorType * adaptor);
 
  const CostFunctionAdaptorType *
  GetCostFunctionAdaptor() const;
 
  CostFunctionAdaptorType *
  GetCostFunctionAdaptor();
 
  CostFunctionAdaptorType *
  GetNonConstCostFunctionAdaptor() const;
 
  using CommandType = ReceptorMemberCommand<Self>;
 
private:
  void
  IterationReport(const EventObject & event);
 
  CostFunctionAdaptorType * m_CostFunctionAdaptor{};
  bool                      m_UseGradient{};
 
  CommandType::Pointer m_Command{};
 
  mutable ParametersType m_CachedCurrentPosition{};
  mutable MeasureType    m_CachedValue{};
  mutable DerivativeType m_CachedDerivative{};
};
} // end namespace itk
 
#endif