Point Cloud Library (PCL)  1.9.1-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 ///////////////////// Inline implementations of DeviceMemory ////////////////////////////////////////////
41 
42 template<class T> inline T* pcl::gpu::DeviceMemory::ptr() { return ( T*)data_; }
43 template<class T> inline const T* pcl::gpu::DeviceMemory::ptr() const { return (const T*)data_; }
44 
45 template <class U> inline pcl::gpu::DeviceMemory::operator pcl::gpu::PtrSz<U>() const
46 {
47  PtrSz<U> result;
48  result.data = (U*)ptr<U>();
49  result.size = sizeBytes_/sizeof(U);
50  return result;
51 }
52 
53 ///////////////////// Inline implementations of DeviceMemory2D ////////////////////////////////////////////
54 
55 template<class T> T* pcl::gpu::DeviceMemory2D::ptr(int y_arg) { return ( T*)(( char*)data_ + y_arg * step_); }
56 template<class T> const T* pcl::gpu::DeviceMemory2D::ptr(int y_arg) const { return (const T*)((const char*)data_ + y_arg * step_); }
57 
58 template <class U> pcl::gpu::DeviceMemory2D::operator pcl::gpu::PtrStep<U>() const
59 {
60  PtrStep<U> result;
61  result.data = (U*)ptr<U>();
62  result.step = step_;
63  return result;
64 }
65 
66 template <class U> pcl::gpu::DeviceMemory2D::operator pcl::gpu::PtrStepSz<U>() const
67 {
68  PtrStepSz<U> result;
69  result.data = (U*)ptr<U>();
70  result.step = step_;
71  result.cols = colsBytes_/sizeof(U);
72  result.rows = rows_;
73  return result;
74 }
75 
76 #endif /* PCL_GPU_CONTAINER_DEVICE_MEMORY_IMPL_HPP_ */
77 
T * ptr()
Returns pointer for internal buffer in GPU memory.
T * ptr(int y_arg=0)
Returns pointer to given row in internal buffer.
std::size_t step
stride between two consecutive rows in bytes.