Naming conventions...
2 #ifndef HUGO_TIME_MEASURE_H
3 #define HUGO_TIME_MEASURE_H
13 // double currTime() {
16 // gettimeofday(&tv, 0);
17 // return double(tv.tv_sec)+double(tv.tv_usec)/1000000.0;
27 tms &getTms() {return ts;}
28 const tms &getTms() const {return ts;}
29 double getRealTime() const {return real_time;}
34 gettimeofday(&tv, 0);real_time=tv.tv_sec+double(tv.tv_usec)/1e6;
38 { ts.tms_utime=ts.tms_stime=ts.tms_cutime=ts.tms_cstime=0; real_time=0;}
40 TimeStamp(void *) { stamp();}
42 TimeStamp &operator+=(const TimeStamp &b)
44 ts.tms_utime+=b.ts.tms_utime;
45 ts.tms_stime+=b.ts.tms_stime;
46 ts.tms_cutime+=b.ts.tms_cutime;
47 ts.tms_cstime+=b.ts.tms_cstime;
48 real_time+=b.real_time;
51 TimeStamp operator+(const TimeStamp &b) const
56 TimeStamp &operator-=(const TimeStamp &b)
58 ts.tms_utime-=b.ts.tms_utime;
59 ts.tms_stime-=b.ts.tms_stime;
60 ts.tms_cutime-=b.ts.tms_cutime;
61 ts.tms_cstime-=b.ts.tms_cstime;
62 real_time-=b.real_time;
65 TimeStamp operator-(const TimeStamp &b) const
71 TimeStamp ellapsed() const
77 friend std::ostream& operator<<(std::ostream& os,const TimeStamp &t);
79 double getUserTime() const
81 return double(ts.tms_utime)/sysconf(_SC_CLK_TCK);
83 double getSystemTime() const
85 return double(ts.tms_stime)/sysconf(_SC_CLK_TCK);
87 double getCUserTime() const
89 return double(ts.tms_cutime)/sysconf(_SC_CLK_TCK);
91 double getCSystemTime() const
93 return double(ts.tms_cstime)/sysconf(_SC_CLK_TCK);
101 void _reset() {start_time.stamp();}
106 operator TimeStamp ()
115 TimeStamp t(start_time);
121 inline std::ostream& operator<<(std::ostream& os,const TimeStamp &t)
123 long cls = sysconf(_SC_CLK_TCK);
124 os << "u: " << double(t.getTms().tms_utime)/cls <<
125 "s, s: " << double(t.getTms().tms_stime)/cls <<
126 "s, cu: " << double(t.getTms().tms_cutime)/cls <<
127 "s, cs: " << double(t.getTms().tms_cstime)/cls <<
128 "s, real: " << t.getRealTime() << "s";
134 #endif //HUGO_TIME_MEASURE_H