Point Cloud Library (PCL) 1.13.0
device_memory.hpp
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34 * Author: Anatoly Baskeheev, Itseez Ltd, (myname.mysurname@mycompany.com)
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36
37#ifndef PCL_GPU_CONTAINER_DEVICE_MEMORY_IMPL_HPP_
38#define PCL_GPU_CONTAINER_DEVICE_MEMORY_IMPL_HPP_
39
40namespace pcl {
41
42namespace gpu {
43
44//////////////////// Inline implementations of DeviceMemory //////////////////
45template <class T>
46inline T*
48{
49 return (T*)data_;
50}
51
52template <class T>
53inline const T*
55{
56 return (const T*)data_;
57}
58
59template <class U>
60inline 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 ////////////////
69template <class T>
70T*
72{
73 return (T*)((char*)data_ + y_arg * step_);
74}
75
76template <class T>
77const T*
78DeviceMemory2D::ptr(int y_arg) const
79{
80 return (const T*)((const char*)data_ + y_arg * step_);
81}
82
83template <class U>
84DeviceMemory2D::operator PtrStep<U>() const
85{
86 PtrStep<U> result;
87 result.data = (U*)ptr<U>();
88 result.step = step_;
89 return result;
90}
91
92template <class U>
93DeviceMemory2D::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.