time.cpp

00001 /*
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00034 
00035 #include "ros/time.h"
00036 
00037 namespace ros
00038 {
00039 void normalizeSecNSec(uint32_t& sec, uint32_t& nsec)
00040 {
00041   uint32_t nsec_part = nsec % 1000000000UL;
00042   uint32_t sec_part = nsec / 1000000000UL;
00043   sec += sec_part;
00044   nsec = nsec_part;
00045 }
00046 
00047 Time& Time::fromNSec(int32_t t)
00048 {
00049   sec = t / 1000000000;
00050   nsec = t % 1000000000;
00051   normalizeSecNSec(sec, nsec);
00052   return *this;
00053 }
00054 
00055 Time& Time::operator +=(const Duration &rhs)
00056 {
00057   sec += rhs.sec;
00058   nsec += rhs.nsec;
00059   normalizeSecNSec(sec, nsec);
00060   return *this;
00061 }
00062 
00063 Time& Time::operator -=(const Duration &rhs)
00064 {
00065   sec += -rhs.sec;
00066   nsec += -rhs.nsec;
00067   normalizeSecNSec(sec, nsec);
00068   return *this;
00069 }
00070 }