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      1 /*M///////////////////////////////////////////////////////////////////////////////////////
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     43 
     44 #pragma once
     45 
     46 #ifndef __OPENCV_CUDEV_PTR2D_TRAITS_HPP__
     47 #define __OPENCV_CUDEV_PTR2D_TRAITS_HPP__
     48 
     49 #include "../common.hpp"
     50 
     51 namespace cv { namespace cudev {
     52 
     53 //! @addtogroup cudev
     54 //! @{
     55 
     56 template <class Ptr2DSz, class Ptr2D> struct PtrTraitsBase
     57 {
     58     typedef Ptr2DSz ptr_sz_type;
     59     typedef Ptr2D   ptr_type;
     60 
     61     typedef typename Ptr2D::value_type value_type;
     62     typedef typename Ptr2D::index_type index_type;
     63 
     64     __host__ static Ptr2D shrinkPtr(const Ptr2DSz& ptr)
     65     {
     66         return ptr;
     67     }
     68 
     69     __host__ static int getRows(const Ptr2DSz& ptr)
     70     {
     71         return ptr.rows;
     72     }
     73 
     74     __host__ static int getCols(const Ptr2DSz& ptr)
     75     {
     76         return ptr.cols;
     77     }
     78 };
     79 
     80 template <class Ptr2DSz> struct PtrTraits : PtrTraitsBase<Ptr2DSz, Ptr2DSz>
     81 {
     82 };
     83 
     84 template <class Ptr2DSz>
     85 __host__ typename PtrTraits<Ptr2DSz>::ptr_type shrinkPtr(const Ptr2DSz& ptr)
     86 {
     87     return PtrTraits<Ptr2DSz>::shrinkPtr(ptr);
     88 }
     89 
     90 template <class Ptr2DSz>
     91 __host__ int getRows(const Ptr2DSz& ptr)
     92 {
     93     return PtrTraits<Ptr2DSz>::getRows(ptr);
     94 }
     95 
     96 template <class Ptr2DSz>
     97 __host__ int getCols(const Ptr2DSz& ptr)
     98 {
     99     return PtrTraits<Ptr2DSz>::getCols(ptr);
    100 }
    101 
    102 //! @}
    103 
    104 }}
    105 
    106 #endif
    107