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/*=========================================================================
*
* Copyright UMC Utrecht and contributors
*
* 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
*
* http://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.
*
*=========================================================================*/
#ifndef elxPowell_h
#define elxPowell_h
#include "elxIncludes.h" // include first to avoid MSVS warning
#include "itkPowellOptimizer.h"
namespace elastix
{
/**
* \class Powell
* \brief An optimizer based on Powell...
*
* This optimizer is a wrap around the itk::PowellOptimizer.
* This wrap-around class takes care of setting parameters, and printing progress
* information.
* For detailed information about the optimisation method, please read the
* documentation of the itkPowellOptimizer (in the ITK-manual).
* \sa ImprovedPowellOptimizer
* \ingroup Optimizers
*/
template <class TElastix>
class ITK_TEMPLATE_EXPORT Powell
: public itk::PowellOptimizer
, public OptimizerBase<TElastix>
{
public:
ITK_DISALLOW_COPY_AND_MOVE(Powell);
/** Standard ITK.*/
using Self = Powell;
using Superclass1 = PowellOptimizer;
using Superclass2 = OptimizerBase<TElastix>;
using Pointer = itk::SmartPointer<Self>;
using ConstPointer = itk::SmartPointer<const Self>;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(Powell, PowellOptimizer);
/** Name of this class.
* Use this name in the parameter file to select this specific optimizer. \n
* example: <tt>(Optimizer "Powell")</tt>\n
*/
elxClassNameMacro("Powell");
/** Typedef's inherited from Superclass1.*/
using Superclass1::CostFunctionType;
using Superclass1::CostFunctionPointer;
/** Typedef's inherited from Elastix.*/
using typename Superclass2::ElastixType;
using typename Superclass2::RegistrationType;
using ITKBaseType = typename Superclass2::ITKBaseType;
/** Typedef for the ParametersType. */
using typename Superclass1::ParametersType;
/** Methods invoked by elastix, in which parameters can be set and
* progress information can be printed. */
void
BeforeRegistration() override;
void
BeforeEachResolution() override;
void
AfterEachResolution() override;
void
AfterEachIteration() override;
void
AfterRegistration() override;
/** Override the SetInitialPosition.
* Override the implementation in itkOptimizer.h, to
* ensure that the scales array and the parameters
* array have the same size. */
void
SetInitialPosition(const ParametersType & param) override;
protected:
Powell() = default;
~Powell() override = default;
private:
elxOverrideGetSelfMacro;
};
} // end namespace elastix
#ifndef ITK_MANUAL_INSTANTIATION
# include "elxPowell.hxx"
#endif
#endif // end #ifndef elxPowell_h
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