duration.cpp
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34 
35 #include <math.h>
36 #include "ros/duration.h"
37 
38 namespace ros
39 {
40 void normalizeSecNSecSigned(int32_t &sec, int32_t &nsec)
41 {
42  int32_t nsec_part = nsec;
43  int32_t sec_part = sec;
44 
45  while (nsec_part > 1000000000L)
46  {
47  nsec_part -= 1000000000L;
48  ++sec_part;
49  }
50  while (nsec_part < 0)
51  {
52  nsec_part += 1000000000L;
53  --sec_part;
54  }
55  sec = sec_part;
56  nsec = nsec_part;
57 }
58 
59 Duration& Duration::operator+=(const Duration &rhs)
60 {
61  sec += rhs.sec;
62  nsec += rhs.nsec;
63  normalizeSecNSecSigned(sec, nsec);
64  return *this;
65 }
66 
67 Duration& Duration::operator-=(const Duration &rhs)
68 {
69  sec += -rhs.sec;
70  nsec += -rhs.nsec;
71  normalizeSecNSecSigned(sec, nsec);
72  return *this;
73 }
74 
75 Duration& Duration::operator*=(double scale)
76 {
77  sec *= scale;
78  nsec *= scale;
79  normalizeSecNSecSigned(sec, nsec);
80  return *this;
81 }
82 
83 }
ROSTIME_DECL void normalizeSecNSecSigned(int64_t &sec, int64_t &nsec)


rosserial_client
Author(s): Michael Ferguson, Adam Stambler
autogenerated on Fri Jun 7 2019 22:02:43