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AC_PosControl: run velocity controller z-axis at 400hz

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This commit is contained in:
Randy Mackay 2015-11-17 15:48:40 +09:00
parent 54cc2d884c
commit a69dbcfae7
1 changed files with 10 additions and 7 deletions
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17
libraries/AC_AttitudeControl/AC_PosControl.cpp
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@ -693,10 +693,12 @@ void AC_PosControl::update_vel_controller_xyz(float ekfNavVelGainScaler)
{
// capture time since last iteration
uint32_t now = hal.scheduler->millis();
float dt = (now - _last_update_xy_ms) / 1000.0f;
float dt = (now - _last_update_xy_ms)*0.001f;
// sanity check dt - expect to be called faster than ~5hz
if (dt >= POSCONTROL_ACTIVE_TIMEOUT_MS*1.0e-3f) {
// call xy controller
if (dt >= get_dt_xy()) {
// sanity check dt
if (dt >= 0.2f) {
dt = 0.0f;
}
@ -715,14 +717,15 @@ void AC_PosControl::update_vel_controller_xyz(float ekfNavVelGainScaler)
// run acceleration to lean angle step
accel_to_lean_angles(dt, ekfNavVelGainScaler);
// update xy update time
_last_update_xy_ms = now;
}
// update altitude target
set_alt_target_from_climb_rate_ff(_vel_desired.z, dt, false);
set_alt_target_from_climb_rate_ff(_vel_desired.z, _dt, false);
// run z-axis position controller
update_z_controller();
// record update time
_last_update_xy_ms = now;
}
///