RTK  1.4.0
Reconstruction Toolkit
rtkCudaFFTProjectionsConvolutionImageFilter.h
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18 
19 #ifndef rtkCudaFFTProjectionsConvolutionImageFilter_h
20 #define rtkCudaFFTProjectionsConvolutionImageFilter_h
21 
22 #include "rtkConfiguration.h"
23 //Conditional definition of the class to pass ITKHeaderTest
24 #ifdef RTK_USE_CUDA
25 
26 #include <itkCudaImage.h>
27 #include <itkCudaImageToImageFilter.h>
28 
29 namespace rtk
30 {
31 
48 template< class TParentImageFilter >
49 class CudaFFTProjectionsConvolutionImageFilter:
50  public itk::CudaImageToImageFilter< itk::CudaImage<float,3>,
51  itk::CudaImage<float,3>,
52  TParentImageFilter >
53 {
54 public:
56  typedef CudaFFTProjectionsConvolutionImageFilter Self;
57  typedef TParentImageFilter Superclass;
58  typedef itk::SmartPointer<Self> Pointer;
59  typedef itk::SmartPointer<const Self> ConstPointer;
60 
62  typedef typename TParentImageFilter::RegionType RegionType;
63  typedef typename TParentImageFilter::FFTInputImagePointer FFTInputImagePointer;
64  typedef itk::CudaImage<float,3> CudaImageType;
65  typedef itk::CudaImage< std::complex<float>, 3 > CudaFFTOutputImageType;
66  typedef CudaFFTOutputImageType::Pointer CudaFFTOutputImagePointer;
67 
69  itkTypeMacro(CudaFFTProjectionsConvolutionImageFilter, TParentImageFilter);
70 
71 protected:
72  CudaFFTProjectionsConvolutionImageFilter();
73  ~CudaFFTProjectionsConvolutionImageFilter(){}
74 
75  virtual void GPUGenerateData();
76 
77  virtual FFTInputImagePointer PadInputImageRegion(const RegionType &inputRegion);
78 
79 private:
80  CudaFFTProjectionsConvolutionImageFilter(const Self&); // purposely not implemented
81  void operator=(const Self&); // purposely not implemented
82 
83  CudaFFTOutputImagePointer m_KernelFFTCUDA;
84 }; // end of class
85 
86 } // end namespace rtk
87 
88 #ifndef ITK_MANUAL_INSTANTIATION
89 #include "rtkCudaFFTProjectionsConvolutionImageFilter.hxx"
90 #endif
91 
92 #endif //end conditional definition of the class
93 
94 #endif
ImageBaseType::RegionType RegionType