itkVectorResampleImageFilter.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
 *
 *  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 itkVectorResampleImageFilter_h
#define itkVectorResampleImageFilter_h

#include "itkTransform.h"
#include "itkImageRegionIterator.h"
#include "itkImageToImageFilter.h"
#include "itkVectorInterpolateImageFunction.h"
#include "itkSize.h"

namespace itk
{
template< typename TInputImage, typename TOutputImage, typename TInterpolatorPrecisionType = double >
class ITK_TEMPLATE_EXPORT VectorResampleImageFilter:
  public ImageToImageFilter< TInputImage, TOutputImage >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(VectorResampleImageFilter);

  using Self = VectorResampleImageFilter;
  using Superclass = ImageToImageFilter< TInputImage, TOutputImage >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  using InputImageType = TInputImage;
  using OutputImageType = TOutputImage;
  using InputImagePointer = typename InputImageType::Pointer;
  using InputImageConstPointer = typename InputImageType::ConstPointer;
  using OutputImagePointer = typename OutputImageType::Pointer;
  using InputImageRegionType = typename InputImageType::RegionType;

  itkNewMacro(Self);

  itkTypeMacro(VectorResampleImageFilter, ImageToImageFilter);

  static constexpr unsigned int ImageDimension = TOutputImage::ImageDimension;

  using TransformType = Transform< TInterpolatorPrecisionType, Self::ImageDimension,
                     Self::ImageDimension >;
  using TransformPointerType = typename TransformType::ConstPointer;

  using InterpolatorType = VectorInterpolateImageFunction< InputImageType, TInterpolatorPrecisionType >;
  using InterpolatorPointerType = typename InterpolatorType::Pointer;

  using SizeType = Size< Self::ImageDimension >;

  using IndexType = typename TOutputImage::IndexType;

  using PointType = typename InterpolatorType::PointType;

  using PixelType = typename TOutputImage::PixelType;
  using PixelComponentType = typename PixelType::ValueType;

  using OutputImageRegionType = typename TOutputImage::RegionType;

  using SpacingType = typename TOutputImage::SpacingType;
  using OriginPointType = typename TOutputImage::PointType;
  using DirectionType = typename TOutputImage::DirectionType;

  itkSetConstObjectMacro(Transform, TransformType);
  itkGetConstObjectMacro(Transform, TransformType);

  itkSetObjectMacro(Interpolator, InterpolatorType);

  itkGetModifiableObjectMacro(Interpolator, InterpolatorType);

  itkSetMacro(Size, SizeType);

  itkGetConstReferenceMacro(Size, SizeType);

  itkSetMacro(DefaultPixelValue, PixelType);

  itkGetConstMacro(DefaultPixelValue, PixelType);

  itkSetMacro(OutputSpacing, SpacingType);
  virtual void SetOutputSpacing(const double *values);

  itkGetConstReferenceMacro(OutputSpacing, SpacingType);

  itkSetMacro(OutputOrigin, OriginPointType);
  virtual void SetOutputOrigin(const double *values);

  itkGetConstReferenceMacro(OutputOrigin, OriginPointType);

  itkSetMacro(OutputDirection, DirectionType);
  itkGetConstReferenceMacro(OutputDirection, DirectionType);

  itkSetMacro(OutputStartIndex, IndexType);

  itkGetConstReferenceMacro(OutputStartIndex, IndexType);

  void GenerateOutputInformation() override;

  void GenerateInputRequestedRegion() override;

  void BeforeThreadedGenerateData() override;

  void AfterThreadedGenerateData() override;

  ModifiedTimeType GetMTime() const override;

#ifdef ITK_USE_CONCEPT_CHECKING
  // Begin concept checking
  itkConceptMacro( InputHasNumericTraitsCheck,
                   ( Concept::HasNumericTraits< typename TInputImage::PixelType::ValueType > ) );
  itkConceptMacro( OutputHasNumericTraitsCheck,
                   ( Concept::HasNumericTraits< PixelComponentType > ) );
  // End concept checking
#endif

protected:
  VectorResampleImageFilter();
  ~VectorResampleImageFilter() override = default;
  void PrintSelf(std::ostream & os, Indent indent) const override;

  void DynamicThreadedGenerateData(const OutputImageRegionType & outputRegionForThread) override;


private:
  SizeType                m_Size;
  TransformPointerType    m_Transform;
  InterpolatorPointerType m_Interpolator;
  PixelType               m_DefaultPixelValue;
  SpacingType             m_OutputSpacing;
  OriginPointType         m_OutputOrigin;
  DirectionType           m_OutputDirection;
  IndexType               m_OutputStartIndex;
};
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkVectorResampleImageFilter.hxx"
#endif

#endif