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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 itkLevelSetEvolutionUpdateLevelSetsThreader_h
#define itkLevelSetEvolutionUpdateLevelSetsThreader_h
#include "itkCompensatedSummation.h"
#include "itkDomainThreader.h"
#include "itkLevelSetDenseImage.h"
#include "itkThreadedImageRegionPartitioner.h"
namespace itk
{
/**
* \class LevelSetEvolutionUpdateLevelSetsThreader
* \brief Thread the UpdateLevelSets method.
*
* Thread the \c UpdateLevelSets method of the LevelSetEvolution class.
*
* \ingroup ITKLevelSetsv4
*/
template <typename TLevelSet, typename TDomainPartitioner, typename TLevelSetEvolution>
class ITK_TEMPLATE_EXPORT LevelSetEvolutionUpdateLevelSetsThreader
{};
// For dense image level set.
template <typename TImage, typename TLevelSetEvolution>
class ITK_TEMPLATE_EXPORT
LevelSetEvolutionUpdateLevelSetsThreader<LevelSetDenseImage<TImage>,
ThreadedImageRegionPartitioner<TImage::ImageDimension>,
TLevelSetEvolution>
: public DomainThreader<ThreadedImageRegionPartitioner<TImage::ImageDimension>, TLevelSetEvolution>
{
public:
ITK_DISALLOW_COPY_AND_MOVE(LevelSetEvolutionUpdateLevelSetsThreader);
/** Standard class type aliases. */
using Self = LevelSetEvolutionUpdateLevelSetsThreader;
using Superclass = DomainThreader<ThreadedImageRegionPartitioner<TImage::ImageDimension>, TLevelSetEvolution>;
using Pointer = SmartPointer<Self>;
using ConstPointer = SmartPointer<const Self>;
/** \see LightObject::GetNameOfClass() */
itkOverrideGetNameOfClassMacro(LevelSetEvolutionUpdateLevelSetsThreader);
/** Standard New macro. */
itkNewMacro(Self);
/** Superclass types. */
using typename Superclass::DomainType;
using typename Superclass::AssociateType;
/** Types of the associate class. */
using LevelSetEvolutionType = TLevelSetEvolution;
using LevelSetContainerType = typename LevelSetEvolutionType::LevelSetContainerType;
using LevelSetType = typename LevelSetEvolutionType::LevelSetType;
using LevelSetImageType = typename LevelSetEvolutionType::LevelSetImageType;
using LevelSetOutputRealType = typename LevelSetEvolutionType::LevelSetOutputRealType;
protected:
LevelSetEvolutionUpdateLevelSetsThreader() = default;
void
BeforeThreadedExecution() override;
void
ThreadedExecution(const DomainType & imageSubRegion, const ThreadIdType threadId) override;
void
AfterThreadedExecution() override;
using RMSChangeAccumulatorType = CompensatedSummation<LevelSetOutputRealType>;
using RMSChangeAccumulatorPerThreadType = std::vector<RMSChangeAccumulatorType>;
RMSChangeAccumulatorPerThreadType m_RMSChangeAccumulatorPerThread{};
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
# include "itkLevelSetEvolutionUpdateLevelSetsThreader.hxx"
#endif
#endif
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