humotion / src / timestamp.cpp @ 32327f15
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| 1 | 32327f15 | Simon Schulz | #include "timestamp.h" |
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| 2 | |||
| 3 | using namespace std; |
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| 4 | using namespace humotion; |
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| 5 | |||
| 6 | Timestamp::Timestamp(void){
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| 7 | //init of an empty timestamp will be assigned to the current system time
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| 8 | struct timespec tp;
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| 9 | clock_gettime(CLOCK_REALTIME, &tp); |
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| 10 | sec = tp.tv_sec; |
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| 11 | nsec = tp.tv_nsec; |
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| 12 | } |
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| 13 | |||
| 14 | Timestamp::Timestamp(int32_t _sec, int32_t _nsec){
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| 15 | set(_sec, _nsec); |
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| 16 | } |
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| 17 | |||
| 18 | void Timestamp::set(int32_t _sec, int32_t _nsec){
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| 19 | sec = _sec; |
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| 20 | nsec = _nsec; |
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| 21 | } |
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| 22 | |||
| 23 | double Timestamp::to_seconds(void){ |
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| 24 | return sec + ((double)nsec)/1000000000.0; |
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| 25 | } |
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| 26 | |||
| 27 | bool Timestamp::operator<= (Timestamp &cmp){ |
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| 28 | if (sec < cmp.sec){
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| 29 | return true; |
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| 30 | }else if (sec > cmp.sec){ |
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| 31 | return false; |
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| 32 | }else{ //(a.sec == b.sec) |
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| 33 | //seconds are equal, check nsec:
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| 34 | return (nsec <= cmp.nsec);
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| 35 | } |
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| 36 | } |
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| 37 | |||
| 38 | bool Timestamp::operator< (Timestamp &cmp){ |
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| 39 | if (sec < cmp.sec){
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| 40 | return true; |
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| 41 | }else if (sec > cmp.sec){ |
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| 42 | return false; |
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| 43 | }else{ //(a.sec == b.sec) |
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| 44 | //seconds are equal, check nsec:
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| 45 | return (nsec < cmp.nsec);
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| 46 | } |
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| 47 | } |
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| 48 | |||
| 49 | bool Timestamp::operator>= (Timestamp &cmp){ |
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| 50 | if (sec > cmp.sec){
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| 51 | return true; |
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| 52 | }else if (sec < cmp.sec){ |
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| 53 | return false; |
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| 54 | }else{ //(a.sec == b.sec) |
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| 55 | //seconds are equal, check nsec:
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| 56 | return (nsec >= cmp.nsec);
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| 57 | } |
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| 58 | } |
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| 59 | |||
| 60 | bool Timestamp::operator> (Timestamp &cmp){ |
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| 61 | if (sec > cmp.sec){
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| 62 | return true; |
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| 63 | }else if (sec < cmp.sec){ |
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| 64 | return false; |
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| 65 | }else{ //(a.sec == b.sec) |
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| 66 | //seconds are equal, check nsec:
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| 67 | return (nsec > cmp.nsec);
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| 68 | } |
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| 69 | } |
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| 70 | |||
| 71 | bool Timestamp::operator== (Timestamp &cmp){ |
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| 72 | return (sec == cmp.sec) && (nsec == cmp.nsec);
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| 73 | } |
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| 74 | |||
| 75 | bool Timestamp::operator!= (Timestamp &cmp){ |
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| 76 | return !(*this == cmp); |
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| 77 | } |