Point Cloud Library (PCL)  1.12.1-dev
device_memory.hpp
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36 
37 #ifndef PCL_GPU_CONTAINER_DEVICE_MEMORY_IMPL_HPP_
38 #define PCL_GPU_CONTAINER_DEVICE_MEMORY_IMPL_HPP_
39 
40 namespace pcl {
41 
42 namespace gpu {
43 
44 //////////////////// Inline implementations of DeviceMemory //////////////////
45 template <class T>
46 inline T*
48 {
49  return (T*)data_;
50 }
51 
52 template <class T>
53 inline const T*
55 {
56  return (const T*)data_;
57 }
58 
59 template <class U>
60 inline DeviceMemory::operator PtrSz<U>() const
61 {
62  PtrSz<U> result;
63  result.data = (U*)ptr<U>();
64  result.size = sizeBytes_ / sizeof(U);
65  return result;
66 }
67 
68 //////////////////// Inline implementations of DeviceMemory2D ////////////////
69 template <class T>
70 T*
72 {
73  return (T*)((char*)data_ + y_arg * step_);
74 }
75 
76 template <class T>
77 const T*
78 DeviceMemory2D::ptr(int y_arg) const
79 {
80  return (const T*)((const char*)data_ + y_arg * step_);
81 }
82 
83 template <class U>
84 DeviceMemory2D::operator PtrStep<U>() const
85 {
86  PtrStep<U> result;
87  result.data = (U*)ptr<U>();
88  result.step = step_;
89  return result;
90 }
91 
92 template <class U>
93 DeviceMemory2D::operator PtrStepSz<U>() const
94 {
95  PtrStepSz<U> result;
96  result.data = (U*)ptr<U>();
97  result.step = step_;
98  result.cols = colsBytes_ / sizeof(U);
99  result.rows = rows_;
100  return result;
101 }
102 
103 } // namespace gpu
104 } // namespace pcl
105 
106 #endif /* PCL_GPU_CONTAINER_DEVICE_MEMORY_IMPL_HPP_ */
T * ptr(int y_arg=0)
Returns pointer to given row in internal buffer.
T * ptr()
Returns pointer for internal buffer in GPU memory.
std::size_t step
stride between two consecutive rows in bytes.