duration.cpp
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00034  #include <ros/duration.h>
00035 #include <ros/impl/duration.h>
00036 
00037 namespace ros {
00038 
00039   Duration::Duration(const Rate& rate)
00040     : DurationBase<Duration>(rate.expectedCycleTime().sec, rate.expectedCycleTime().nsec)
00041   { }
00042 
00043   WallDuration::WallDuration(const Rate& rate)
00044     : DurationBase<WallDuration>(rate.expectedCycleTime().sec, rate.expectedCycleTime().nsec)
00045   { }
00046 
00047   void normalizeSecNSecSigned(int64_t& sec, int64_t& nsec)
00048   {
00049     int64_t nsec_part = nsec % 1000000000L;
00050     int64_t sec_part = sec + nsec / 1000000000L;
00051     if (nsec_part < 0)
00052       {
00053         nsec_part += 1000000000L;
00054         --sec_part;
00055       }
00056 
00057     if (sec_part < INT_MIN || sec_part > INT_MAX)
00058       throw std::runtime_error("Duration is out of dual 32-bit range");
00059 
00060     sec = sec_part;
00061     nsec = nsec_part;
00062   }
00063 
00064   void normalizeSecNSecSigned(int32_t& sec, int32_t& nsec)
00065   {
00066     int64_t sec64 = sec;
00067     int64_t nsec64 = nsec;
00068 
00069     normalizeSecNSecSigned(sec64, nsec64);
00070 
00071     sec = (int32_t)sec64;
00072     nsec = (int32_t)nsec64;
00073   }
00074 
00075   template class DurationBase<Duration>;
00076   template class DurationBase<WallDuration>;
00077 }
00078 


rostime
Author(s): Josh Faust
autogenerated on Wed Mar 8 2017 03:55:05