itkTestingComparisonImageFilter.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
 *
 *         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 itkTestingComparisonImageFilter_h
#define itkTestingComparisonImageFilter_h
 
#include "itkArray.h"
#include "itkNumericTraits.h"
#include "itkImageToImageFilter.h"
 
namespace itk
{
namespace Testing
{
template <typename TInputImage, typename TOutputImage>
class ITK_TEMPLATE_EXPORT ComparisonImageFilter : public ImageToImageFilter<TInputImage, TOutputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(ComparisonImageFilter);
 
  using Self = ComparisonImageFilter;
  using Superclass = ImageToImageFilter<TInputImage, TOutputImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkTypeMacro(ComparisonImageFilter, ImageToImageFilter);
 
  using InputImageType = TInputImage;
  using InputPixelType = typename InputImageType::PixelType;
  using OutputImageType = TOutputImage;
  using OutputPixelType = typename OutputImageType::PixelType;
  using OutputImageRegionType = typename OutputImageType::RegionType;
  using RealType = typename NumericTraits<OutputPixelType>::RealType;
  using AccumulateType = typename NumericTraits<RealType>::AccumulateType;
 
  itkSetInputMacro(ValidInput, InputImageType);
 
  itkSetInputMacro(TestInput, InputImageType);
 
  itkSetMacro(VerifyInputInformation, bool);
  itkGetConstMacro(VerifyInputInformation, bool);
  itkBooleanMacro(VerifyInputInformation);
 
  itkSetMacro(ToleranceRadius, int);
  itkGetConstMacro(ToleranceRadius, int);
 
  itkSetMacro(DifferenceThreshold, OutputPixelType);
  itkGetConstMacro(DifferenceThreshold, OutputPixelType);
 
  itkSetMacro(IgnoreBoundaryPixels, bool);
  itkGetConstMacro(IgnoreBoundaryPixels, bool);
 
  itkGetConstMacro(MinimumDifference, OutputPixelType);
  itkGetConstMacro(MaximumDifference, OutputPixelType);
  itkGetConstMacro(MeanDifference, RealType);
  itkGetConstMacro(TotalDifference, AccumulateType);
  itkGetConstMacro(NumberOfPixelsWithDifferences, SizeValueType);
 
protected:
  ComparisonImageFilter();
  ~ComparisonImageFilter() override = default;
 
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  void
  ThreadedGenerateData(const OutputImageRegionType & threadRegion, ThreadIdType threadId) override;
 
  void
  DynamicThreadedGenerateData(const OutputImageRegionType &) override
  {
    itkExceptionMacro("This class requires threadId so it must use classic multi-threading model");
  }
 
  void
  BeforeThreadedGenerateData() override;
 
  void
  AfterThreadedGenerateData() override;
 
  void
  VerifyInputInformation() ITKv5_CONST override;
 
  OutputPixelType m_DifferenceThreshold;
 
  RealType        m_MeanDifference;
  OutputPixelType m_MinimumDifference;
  OutputPixelType m_MaximumDifference;
  bool            m_VerifyInputInformation;
 
  AccumulateType m_TotalDifference;
 
  SizeValueType m_NumberOfPixelsWithDifferences;
 
  int m_ToleranceRadius;
 
  Array<AccumulateType> m_ThreadDifferenceSum;
  Array<SizeValueType>  m_ThreadNumberOfPixels;
 
  Array<OutputPixelType> m_ThreadMinimumDifference;
  Array<OutputPixelType> m_ThreadMaximumDifference;
 
private:
  bool m_IgnoreBoundaryPixels;
};
} // end namespace Testing
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkTestingComparisonImageFilter.hxx"
#endif
 
 
#endif