itkSingleMultiThreader.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.
 *
 *=========================================================================*/
#ifndef itkSingleMultiThreader_h
#define itkSingleMultiThreader_h
 
#include "itkMultiThreaderBase.h"
 
namespace itk
{
 
class ITKCommon_EXPORT SingleMultiThreader : public MultiThreaderBase
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(SingleMultiThreader);

  using Self = SingleMultiThreader;
  using Superclass = MultiThreaderBase;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(SingleMultiThreader);

  void
  SingleMethodExecute() override;

  void
  SetSingleMethod(ThreadFunctionType, void * data) override;

  void
  ParallelizeArray(SizeValueType             firstIndex,
                   SizeValueType             lastIndexPlus1,
                   ArrayThreadingFunctorType aFunc,
                   ProcessObject *           filter) override;

  void
  ParallelizeImageRegion(unsigned int         dimension,
                         const IndexValueType index[],
                         const SizeValueType  size[],
                         ThreadingFunctorType funcP,
                         ProcessObject *      filter) override;

  void
  SetMaximumNumberOfThreads(ThreadIdType numberOfThreads) override;

  void
  SetNumberOfWorkUnits(ThreadIdType numberOfWorkUnits) override;
 
protected:
  SingleMultiThreader();
  ~SingleMultiThreader() override;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;

  friend class ProcessObject;
};
} // end namespace itk
#endif // itkSingleMultiThreader_h