AP_GPS: added get_lag method to return expected lag from the GPS.

This commit is contained in:
rmackay9 2012-09-20 15:48:22 +09:00
parent 30aa104000
commit 50a97f3092
2 changed files with 4 additions and 0 deletions

View File

@ -35,6 +35,8 @@ public:
static const prog_char _ublox_set_binary[];
static const uint8_t _ublox_set_binary_size;
float get_lag() { return 0.5; } // ublox lag is lower than the default 1second
private:
// u-blox UBX protocol essentials
// XXX this is being ignored by the compiler #pragma pack(1)

View File

@ -135,6 +135,8 @@ public:
return _last_ground_speed_cm * 0.01;
}
// the expected lag (in seconds) in the position and velocity readings from the gps
virtual float get_lag() { return 1.0; }
// the time we got our last fix in system milliseconds
uint32_t last_fix_time;