From cfbbe60291028c60a5dd0a8f2b8bad265a7ee839 Mon Sep 17 00:00:00 2001 From: Thomas Gubler Date: Sat, 23 Aug 2014 12:41:48 +0200 Subject: fw pos control: launchdetection logic cleanup --- .../fw_pos_control_l1/fw_pos_control_l1_main.cpp | 44 +++++++++------------- 1 file changed, 18 insertions(+), 26 deletions(-) (limited to 'src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp') diff --git a/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp b/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp index 9cbe5483b..da81b0dba 100644 --- a/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp +++ b/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp @@ -174,7 +174,6 @@ private: /* takeoff/launch states */ LaunchDetectionResult launch_detection_state; - bool usePreTakeoffThrust; bool last_manual; ///< true if the last iteration was in manual mode (used to determine when a reset is needed) @@ -441,7 +440,6 @@ FixedwingPositionControl::FixedwingPositionControl() : land_motor_lim(false), land_onslope(false), launch_detection_state(LAUNCHDETECTION_RES_NONE), - usePreTakeoffThrust(false), last_manual(false), landingslope(), flare_curve_alt_rel_last(0.0f), @@ -1092,37 +1090,24 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi /* update our copy of the laucn detection state */ launch_detection_state = launchDetector.getLaunchDetected(); - - /* Depending on launch detection state set control flags */ - if(launch_detection_state == LAUNCHDETECTION_RES_NONE) { - /* Tell the attitude controller to stop integrating while we are waiting - * for the launch */ - _att_sp.roll_reset_integral = true; - _att_sp.pitch_reset_integral = true; - _att_sp.yaw_reset_integral = true; - - usePreTakeoffThrust = true; - } else if (launch_detection_state == LAUNCHDETECTION_RES_DETECTED_ENABLECONTROL) { - usePreTakeoffThrust = true; - } else { - usePreTakeoffThrust = false; - } } else { /* no takeoff detection --> fly */ - usePreTakeoffThrust = false; - launch_detection_state = LAUNCHDETECTION_RES_DETECTED_ENABLECONTROL; + launch_detection_state = LAUNCHDETECTION_RES_DETECTED_ENABLEMOTORS; } + /* Set control values depending on the detection state */ if (launch_detection_state != LAUNCHDETECTION_RES_NONE) { - /* Launch has been detected, hence we have to control the plane. The usePreTakeoffThrust - * flag determines how much thrust we apply */ + /* Launch has been detected, hence we have to control the plane. */ _l1_control.navigate_waypoints(prev_wp, curr_wp, current_position, ground_speed_2d); _att_sp.roll_body = _l1_control.nav_roll(); _att_sp.yaw_body = _l1_control.nav_bearing(); - float takeoff_throttle = usePreTakeoffThrust ? launchDetector.getThrottlePreTakeoff() : - _parameters.throttle_max; + /* Select throttle: only in LAUNCHDETECTION_RES_DETECTED_ENABLEMOTORS we want to use + * full throttle, otherwise we use the preTakeOff Throttle */ + float takeoff_throttle = launch_detection_state != + LAUNCHDETECTION_RES_DETECTED_ENABLEMOTORS ? + launchDetector.getThrottlePreTakeoff() : _parameters.throttle_max; /* apply minimum pitch and limit roll if target altitude is not within 10 meters */ if (_parameters.climbout_diff > 0.001f && altitude_error > _parameters.climbout_diff) { @@ -1161,6 +1146,12 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi ground_speed); } } else { + /* Tell the attitude controller to stop integrating while we are waiting + * for the launch */ + _att_sp.roll_reset_integral = true; + _att_sp.pitch_reset_integral = true; + _att_sp.yaw_reset_integral = true; + /* Set default roll and pitch setpoints during detection phase */ _att_sp.roll_body = 0.0f; _att_sp.pitch_body = math::max(math::radians(pos_sp_triplet.current.pitch_min), @@ -1200,8 +1191,10 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi } } - /* making sure again that the correct thrust is used, without depending on library calls */ - if (usePreTakeoffThrust) { + /* Copy thrust and pitch values from tecs + * making sure again that the correct thrust is used, without depending on library calls */ + if (pos_sp_triplet.current.type == SETPOINT_TYPE_TAKEOFF && + launch_detection_state != LAUNCHDETECTION_RES_DETECTED_ENABLEMOTORS) { _att_sp.thrust = launchDetector.getThrottlePreTakeoff(); } else { @@ -1362,7 +1355,6 @@ FixedwingPositionControl::task_main() void FixedwingPositionControl::reset_takeoff_state() { launch_detection_state = LAUNCHDETECTION_RES_NONE; - usePreTakeoffThrust = false; launchDetector.reset(); } -- cgit v1.2.3