itkImageToVectorContainerFilter.h

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/*=========================================================================
 *
 *  Copyright UMC Utrecht and contributors
 *
 *  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 itkImageToVectorContainerFilter_h
#define itkImageToVectorContainerFilter_h
 
#include "itkVectorContainerSource.h"
#include "itkPlatformMultiThreader.h"
 
namespace itk
{
 
template <class TInputImage, class TOutputVectorContainer>
class ITK_TEMPLATE_EXPORT ImageToVectorContainerFilter : public VectorContainerSource<TOutputVectorContainer>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(ImageToVectorContainerFilter);
 
  using Self = ImageToVectorContainerFilter;
  using Superclass = VectorContainerSource<TOutputVectorContainer>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkTypeMacro(ImageToVectorContainerFilter, VectorContainerSource);
 
  using typename Superclass::DataObjectPointer;
  using typename Superclass::OutputVectorContainerType;
  using typename Superclass::OutputVectorContainerPointer;
 
  using InputImageType = TInputImage;
  using InputImagePointer = typename InputImageType::Pointer;
  using InputImageConstPointer = typename InputImageType::ConstPointer;
  using InputImageRegionType = typename InputImageType::RegionType;
  using InputImagePixelType = typename InputImageType::PixelType;
 
  DataObject::Pointer
  MakeOutput(unsigned int idx) override;
 
  void
  SetInput(unsigned int idx, const InputImageType * input);
 
  void
  SetInput(const InputImageType * input);
 
  const InputImageType *
  GetInput();
 
  const InputImageType *
  GetInput(unsigned int idx);
 
  OutputVectorContainerType *
  GetOutput();
 
  // virtual void GenerateOutputInformation();
 
  void
  GenerateData() override;
 
  virtual void
  ThreadedGenerateData(const InputImageRegionType & inputRegionForThread, ThreadIdType threadId);
 
  virtual void
  BeforeThreadedGenerateData()
  {}
 
  virtual void
  AfterThreadedGenerateData()
  {}
 
  virtual unsigned int
  SplitRequestedRegion(const ThreadIdType &   threadId,
                       const ThreadIdType &   numberOfSplits,
                       InputImageRegionType & splitRegion);
 
  static ITK_THREAD_RETURN_FUNCTION_CALL_CONVENTION
  ThreaderCallback(void * arg);
 
  struct ThreadStruct //?
  {
    Pointer Filter;
  };
 
protected:
  ImageToVectorContainerFilter();
  ~ImageToVectorContainerFilter() override = default;
 
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
};
 
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkImageToVectorContainerFilter.hxx"
#endif
 
#endif // end #ifndef itkImageToVectorContainerFilter_h