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11 // For Open Source Computer Vision Library
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42 //M*/
43
44 #pragma once
45
46 #ifndef __OPENCV_CUDEV_PTR2D_CONSTANT_HPP__
47 #define __OPENCV_CUDEV_PTR2D_CONSTANT_HPP__
48
49 #include "../common.hpp"
50 #include "traits.hpp"
51
52 namespace cv { namespace cudev {
53
54 //! @addtogroup cudev
55 //! @{
56
57 template <typename T> struct ConstantPtr
58 {
59 typedef T value_type;
60 typedef int index_type;
61
62 T value;
63
operator ()cv::cudev::ConstantPtr64 __device__ __forceinline__ T operator ()(int, int) const { return value; }
65 };
66
67 template <typename T> struct ConstantPtrSz : ConstantPtr<T>
68 {
69 int rows, cols;
70 };
71
72 template <typename T>
constantPtr(T value)73 __host__ ConstantPtr<T> constantPtr(T value)
74 {
75 ConstantPtr<T> p;
76 p.value = value;
77 return p;
78 }
79
80 template <typename T> ConstantPtrSz<T>
constantPtr(T value,int rows,int cols)81 __host__ constantPtr(T value, int rows, int cols)
82 {
83 ConstantPtrSz<T> p;
84 p.value = value;
85 p.rows = rows;
86 p.cols = cols;
87 return p;
88 }
89
90 template <typename T> struct PtrTraits< ConstantPtrSz<T> > : PtrTraitsBase< ConstantPtrSz<T>, ConstantPtr<T> >
91 {
92 };
93
94 //! @}
95
96 }}
97
98 #endif
99