| 83 | } |
| 84 | |
| 85 | void SpeedThrottle(void) |
| 86 | { |
| 87 | static uint64 ttime,ltime; |
| 88 | |
| 89 | waiter: |
| 90 | ttime=GetCurTime(); |
| 91 | |
| 92 | if( (ttime-ltime) < (tfreq/desiredfps) ) |
| 93 | { |
| 94 | usleep(1000); |
| 95 | goto waiter; |
| 96 | } |
| 97 | if( (ttime-ltime) >= (tfreq*4/desiredfps)) |
| 98 | ltime=ttime; |
| 99 | else |
| 100 | ltime+=tfreq/desiredfps; |
| 101 | } |
| 102 |