itkGPUInterpolatorCopier.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 itkGPUInterpolatorCopier_h
#define itkGPUInterpolatorCopier_h
 
#include "itkInterpolateImageFunction.h"
#include "itkGPUImage.h"
 
namespace itk
{
template <typename TTypeList, typename NDimensions, typename TInterpolator, typename TOutputCoordRep>
class ITK_TEMPLATE_EXPORT GPUInterpolatorCopier : public Object
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(GPUInterpolatorCopier);
 
  using Self = GPUInterpolatorCopier;
  using Superclass = Object;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkTypeMacro(GPUInterpolatorCopier, Object);
 
  using CPUInterpolatorType = TInterpolator;
  using CPUInterpolatorConstPointer = typename CPUInterpolatorType::ConstPointer;
  using CPUInputImageType = typename CPUInterpolatorType::InputImageType;
  using CPUCoordRepType = typename CPUInterpolatorType::CoordRepType;
  using GPUCoordRepType = TOutputCoordRep;
 
  using GPUInterpolatorType = InterpolateImageFunction<CPUInputImageType, GPUCoordRepType>;
  using GPUInterpolatorPointer = typename GPUInterpolatorType::Pointer;
  using GPUInterpolatorConstPointer = typename GPUInterpolatorType::ConstPointer;
 
  using CPUInputImagePixelType = typename CPUInputImageType::PixelType;
  using GPUInputImageType = itk::GPUImage<CPUInputImagePixelType, CPUInputImageType::ImageDimension>;
  using GPUExplicitInterpolatorType = InterpolateImageFunction<GPUInputImageType, GPUCoordRepType>;
  using GPUExplicitInterpolatorPointer = typename GPUExplicitInterpolatorType::Pointer;
  using GPUExplicitInterpolatorConstPointer = typename GPUExplicitInterpolatorType::ConstPointer;
 
  itkSetConstObjectMacro(InputInterpolator, CPUInterpolatorType);
 
  itkGetModifiableObjectMacro(Output, GPUInterpolatorType);
 
  itkGetModifiableObjectMacro(ExplicitOutput, GPUExplicitInterpolatorType);
 
  itkGetConstMacro(ExplicitMode, bool);
  itkSetMacro(ExplicitMode, bool);
 
  void
  Update();
 
#ifdef ITK_USE_CONCEPT_CHECKING
  // Begin concept checking
  itkConceptMacro(OutputCoordRepIsFloatingPointCheck, (Concept::IsFloatingPoint<TOutputCoordRep>));
  // End concept checking
#endif
 
protected:
  GPUInterpolatorCopier();
  ~GPUInterpolatorCopier() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
private:
  CPUInterpolatorConstPointer    m_InputInterpolator{};
  GPUInterpolatorPointer         m_Output{};
  GPUExplicitInterpolatorPointer m_ExplicitOutput{};
  ModifiedTimeType               m_InternalTransformTime{};
  bool                           m_ExplicitMode{};
};
 
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkGPUInterpolatorCopier.hxx"
#endif
 
#endif /* itkGPUInterpolatorCopier_h */