itkFastMarchingNumberOfElementsStoppingCriterion.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
 *
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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
 *  limitations under the License.
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#ifndef itkFastMarchingNumberOfElementsStoppingCriterion_h
#define itkFastMarchingNumberOfElementsStoppingCriterion_h
 
#include "itkFastMarchingStoppingCriterionBase.h"
#include "itkObjectFactory.h"
 
namespace itk
{
template <typename TInput, typename TOutput>
class ITK_TEMPLATE_EXPORT FastMarchingNumberOfElementsStoppingCriterion
  : public FastMarchingStoppingCriterionBase<TInput, TOutput>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(FastMarchingNumberOfElementsStoppingCriterion);
 
  using Self = FastMarchingNumberOfElementsStoppingCriterion;
  using Superclass = FastMarchingStoppingCriterionBase<TInput, TOutput>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkOverrideGetNameOfClassMacro(FastMarchingNumberOfElementsStoppingCriterion);
 
  using typename Superclass::OutputPixelType;
  using typename Superclass::NodeType;
 
  itkSetMacro(TargetNumberOfElements, IdentifierType);
  itkGetMacro(TargetNumberOfElements, IdentifierType);
  bool
  IsSatisfied() const override
  {
    return (this->m_CurrentNumberOfElements >= this->m_TargetNumberOfElements);
  }
 
  std::string
  GetDescription() const override
  {
    return "Current Number of Elements >= Target Number of Elements";
  }
 
protected:
  FastMarchingNumberOfElementsStoppingCriterion()
    : Superclass()
    , m_CurrentNumberOfElements(IdentifierType{})
    , m_TargetNumberOfElements(IdentifierType{})
  {}
 
  ~FastMarchingNumberOfElementsStoppingCriterion() override = default;
 
  IdentifierType m_CurrentNumberOfElements{};
  IdentifierType m_TargetNumberOfElements{};
 
  void
  SetCurrentNode(const NodeType &) override
  {
    ++this->m_CurrentNumberOfElements;
  }
 
  void
  Reset() override
  {
    this->m_CurrentNumberOfElements = IdentifierType{};
  }
};
 
} // namespace itk
#endif // itkFastMarchingNumberOfElementsStoppingCriterion_h