lib/cpExtensions/Algorithms/ParallelImageMean.h

   1 // -------------------------------------------------------------------------
   2 // @author Leonardo Florez-Valencia (florez-l@javeriana.edu.co)
   3 // -------------------------------------------------------------------------
   4
   5 #ifndef __CPEXTENSIONS__ALGORITHMS__PARALLELIMAGEMEAN__H__
   6 #define __CPEXTENSIONS__ALGORITHMS__PARALLELIMAGEMEAN__H__
   7
   8 #include <itkDomainThreader.h>
   9 #include <itkThreadedImageRegionPartitioner.h>
  10 #include <itkArray.h>
  11 #include <itkNumericTraits.h>
  12
  13 namespace cpExtensions
  14 {
  15   namespace Algorithms
  16   {
  17     /**
  18      */
  19     template< class I >
  20     class ParallelImageMean
  21       : public itk::DomainThreader< itk::ThreadedImageRegionPartitioner< I::ImageDimension >, I >
  22     {
  23     public:
  24       // Standard ITK typedefs.
  25       typedef itk::DomainThreader< itk::ThreadedImageRegionPartitioner< I::ImageDimension >, I > Superclass;
  26       typedef ParallelImageMean               Self;
  27       typedef itk::SmartPointer< Self >       Pointer;
  28       typedef itk::SmartPointer< const Self > ConstPointer;
  29
  30       typedef typename Superclass::DomainType DomainType;
  31
  32       typedef itk::Array< double > TMean;
  33
  34     protected:
  35       typedef itk::NumericTraits< typename I::PixelType > _TPixelTraits;
  36
  37
  38     public:
  39       itkNewMacro( Self );
  40       itkTypeMacro( ParallelImageMean, itkDomainThreader );
  41
  42       itkGetConstMacro( Mean, TMean );
  43
  44     protected:
  45       ParallelImageMean( );
  46       virtual ~ParallelImageMean( );
  47
  48     private:
  49       virtual void BeforeThreadedExecution( );
  50       virtual void ThreadedExecution(
  51         const DomainType& region, const itk::ThreadIdType id
  52         );
  53       virtual void AfterThreadedExecution( );
  54
  55     protected:
  56       itk::Array< double > m_Mean;
  57       unsigned long m_N;
  58     };
  59
  60   } // ecapseman
  61
  62 } // ecapseman
  63
  64 #ifndef ITK_MANUAL_INSTANTIATION
  65 #include <cpExtensions/Algorithms/ParallelImageMean.hxx>
  66 #endif // ITK_MANUAL_INSTANTIATION
  67
  68 #endif // __CPEXTENSIONS__ALGORITHMS__PARALLELIMAGEMEAN__H__
  69
  70 // eof - $RCSfile$