itkPasteImageFilter.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 itkPasteImageFilter_h
#define itkPasteImageFilter_h
 
#include "itkInPlaceImageFilter.h"
#include "itkSmartPointer.h"
#include "itkSimpleDataObjectDecorator.h"
#include <numeric>
 
namespace itk
{
 
 
template <typename TInputImage, typename TSourceImage = TInputImage, typename TOutputImage = TInputImage>
class ITK_TEMPLATE_EXPORT PasteImageFilter : public InPlaceImageFilter<TInputImage, TOutputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(PasteImageFilter);
 
  using Self = PasteImageFilter;
  using Superclass = InPlaceImageFilter<TInputImage, TOutputImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkOverrideGetNameOfClassMacro(PasteImageFilter);
 
  using typename Superclass::InputImagePointer;
  using typename Superclass::OutputImagePointer;
 
  using InputImageType = TInputImage;
  using OutputImageType = TOutputImage;
  using SourceImageType = TSourceImage;
  using OutputImageRegionType = typename OutputImageType::RegionType;
  using InputImageRegionType = typename InputImageType::RegionType;
  using SourceImageRegionType = typename SourceImageType::RegionType;
 
  using SourceImagePointer = typename SourceImageType::Pointer;
  using SourceImageConstPointer = typename SourceImageType::ConstPointer;
 
  using OutputImagePixelType = typename OutputImageType::PixelType;
  using InputImagePixelType = typename InputImageType::PixelType;
  using SourceImagePixelType = typename SourceImageType::PixelType;
 
  using OutputImageIndexType = typename OutputImageType::IndexType;
  using OutputImageSizeType = typename OutputImageType::SizeType;
  using InputImageIndexType = typename InputImageType::IndexType;
  using InputImageSizeType = typename InputImageType::SizeType;
  using SourceImageIndexType = typename SourceImageType::IndexType;
  using SourceImageSizeType = typename SourceImageType::SizeType;
  using DecoratedSourceImagePixelType = SimpleDataObjectDecorator<SourceImagePixelType>;
 
  using InputSkipAxesArrayType = FixedArray<bool, InputImageType::ImageDimension>;
 
 
  static constexpr unsigned int InputImageDimension = InputImageType::ImageDimension;
  static constexpr unsigned int OutputImageDimension = OutputImageType::ImageDimension;
  static constexpr unsigned int SourceImageDimension = SourceImageType::ImageDimension;
 
  itkSetMacro(DestinationIndex, InputImageIndexType);
  itkGetConstMacro(DestinationIndex, InputImageIndexType);
  itkSetMacro(DestinationSkipAxes, InputSkipAxesArrayType);
  itkGetConstMacro(DestinationSkipAxes, InputSkipAxesArrayType);
  itkSetMacro(SourceRegion, SourceImageRegionType);
  itkGetConstMacro(SourceRegion, SourceImageRegionType);
  itkSetInputMacro(DestinationImage, InputImageType);
  itkGetInputMacro(DestinationImage, InputImageType);
  itkSetInputMacro(SourceImage, SourceImageType);
  itkGetInputMacro(SourceImage, SourceImageType);
  itkSetDecoratedInputMacro(Constant, SourceImagePixelType);
  itkGetDecoratedInputMacro(Constant, SourceImagePixelType);
  void
  GenerateInputRequestedRegion() override;
 
 
  void
  VerifyInputInformation() ITKv5_CONST override
  {}
 
  void
  VerifyPreconditions() ITKv5_CONST override;
 
  bool
  CanRunInPlace() const override;
 
protected:
  PasteImageFilter();
  ~PasteImageFilter() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  InputImageSizeType
  GetPresumedDestinationSize() const;
 
 
  void
  DynamicThreadedGenerateData(const OutputImageRegionType & outputRegionForThread) override;
 
 
  SourceImageRegionType m_SourceRegion{};
 
  InputImageIndexType    m_DestinationIndex{};
  InputSkipAxesArrayType m_DestinationSkipAxes{};
 
  static_assert(InputImageDimension >= SourceImageDimension,
                "The source image dimension is greater than the input image.");
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkPasteImageFilter.hxx"
#endif
 
#endif