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     uint32_t nsec_part= nsec % 1000000000UL;
00041     uint32_t sec_part = nsec / 1000000000UL;
00042     sec += sec_part;
00043     nsec = nsec_part;
00044   }
00045 
00046   Time& Time::fromNSec(int32_t t)
00047   {
00048     sec = t / 1000000000;
00049     nsec = t % 1000000000;
00050     normalizeSecNSec(sec, nsec);
00051     return *this;
00052   }
00053 
00054   Time& Time::operator +=(const Duration &rhs)
00055   {
00056     sec += rhs.sec;
00057     nsec += rhs.nsec;
00058     normalizeSecNSec(sec, nsec);
00059     return *this;
00060   }
00061 
00062   Time& Time::operator -=(const Duration &rhs){
00063     sec += -rhs.sec;
00064     nsec += -rhs.nsec;
00065     normalizeSecNSec(sec, nsec);
00066     return *this;
00067   }
00068 }