Point Cloud Library (PCL)  1.12.1-dev
io_operators.h
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39 
40 #pragma once
41 
42 #include <istream>
43 #include <limits>
44 #include <ostream>
45 
46 namespace pcl
47 {
48  namespace io
49  {
50  namespace ply
51  {
52  /** \file io_operators.h
53  * defines output operators for int8 and uint8
54  * \author Ares Lagae as part of libply, Nizar Sallem
55  * \ingroup io
56  */
57  namespace io_operators
58  {
59 
60  inline std::istream& operator>> (std::istream& istream, int8 &value)
61  {
62  int16 tmp;
63  if (istream >> tmp)
64  {
65  if (tmp <= std::numeric_limits<int8>::max ())
66  value = static_cast<int8> (tmp);
67  else
68  istream.setstate (std::ios_base::failbit);
69  }
70  return (istream);
71  }
72 
73  inline std::istream& operator>> (std::istream& istream, uint8 &value)
74  {
75  uint16 tmp;
76  if (istream >> tmp)
77  {
78  if (tmp <= std::numeric_limits<uint8>::max ())
79  value = static_cast<uint8> (tmp);
80  else
81  istream.setstate (std::ios_base::failbit);
82  }
83  return (istream);
84  }
85 
86  inline std::ostream& operator<<(std::ostream& ostream, int8 value)
87  {
88  return (ostream << static_cast<int16> (value));
89  }
90 
91  inline std::ostream& operator<<(std::ostream& ostream, uint8 value)
92  {
93  return (ostream << static_cast<uint16> (value));
94  }
95 
96  } // namespace io_operators
97  } // namespace ply
98  } // namespace io
99 } // namespace pcl
pcl::io::ply::int8
std::int8_t int8
Definition: ply.h:58
pcl
Definition: convolution.h:46
pcl::io::ply::int16
std::int16_t int16
Definition: ply.h:59
pcl::io::ply::uint8
std::uint8_t uint8
Definition: ply.h:61
pcl::io::ply::io_operators::operator<<
std::ostream & operator<<(std::ostream &ostream, int8 value)
Definition: io_operators.h:86
pcl::io::ply::io_operators::operator>>
std::istream & operator>>(std::istream &istream, int8 &value)
Definition: io_operators.h:60
pcl::io::ply::uint16
std::uint16_t uint16
Definition: ply.h:62