itkFastMarchingThresholdStoppingCriterion.h

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 *  Copyright Insight Software Consortium
 *
 *  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
 *
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 *  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
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#ifndef itkFastMarchingThresholdStoppingCriterion_h
#define itkFastMarchingThresholdStoppingCriterion_h

#include "itkFastMarchingStoppingCriterionBase.h"
#include "itkObjectFactory.h"

namespace itk
{
template< typename TInput, typename TOutput >
class FastMarchingThresholdStoppingCriterion :
public FastMarchingStoppingCriterionBase< TInput, TOutput >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(FastMarchingThresholdStoppingCriterion);

  using Self = FastMarchingThresholdStoppingCriterion;
  using Superclass = FastMarchingStoppingCriterionBase< TInput, TOutput >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  itkTypeMacro(FastMarchingThresholdStoppingCriterion,
                FastMarchingStoppingCriterionBase );

  using OutputPixelType = typename Superclass::OutputPixelType;
  using NodeType = typename Superclass::NodeType;

  itkSetMacro( Threshold, OutputPixelType );
  itkGetMacro( Threshold, OutputPixelType );

  bool IsSatisfied() const override
  {
    return ( this->m_CurrentValue >= this->m_Threshold );
  }

  std::string GetDescription() const override
  {
    return "Current Value >= Threshold";
  }

protected:
  FastMarchingThresholdStoppingCriterion() : Superclass(),
    m_Threshold( NumericTraits< OutputPixelType >::ZeroValue() )
  {}

  ~FastMarchingThresholdStoppingCriterion() override = default;

  OutputPixelType m_Threshold;

  void SetCurrentNode( const NodeType& ) override {}

  void Reset() override {}
};

}
#endif // itkFastMarchingThresholdStoppingCriterion_h