diff options
Diffstat (limited to 'src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp')
-rw-r--r-- | src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp | 25 |
1 files changed, 13 insertions, 12 deletions
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 3ef1871a8..45fdaa355 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 @@ -236,7 +236,7 @@ private: float land_slope_length; float land_H1_virt; float land_flare_alt_relative; - float land_thrust_lim_horizontal_distance; + float land_thrust_lim_alt_relative; float land_heading_hold_horizontal_distance; } _parameters; /**< local copies of interesting parameters */ @@ -281,7 +281,7 @@ private: param_t land_slope_length; param_t land_H1_virt; param_t land_flare_alt_relative; - param_t land_thrust_lim_horizontal_distance; + param_t land_thrust_lim_alt_relative; param_t land_heading_hold_horizontal_distance; } _parameter_handles; /**< handles for interesting parameters */ @@ -434,7 +434,7 @@ FixedwingPositionControl::FixedwingPositionControl() : _parameter_handles.land_slope_length = param_find("FW_LND_SLLR"); _parameter_handles.land_H1_virt = param_find("FW_LND_HVIRT"); _parameter_handles.land_flare_alt_relative = param_find("FW_LND_FLALT"); - _parameter_handles.land_thrust_lim_horizontal_distance = param_find("FW_LND_TLDIST"); + _parameter_handles.land_thrust_lim_alt_relative = param_find("FW_LND_TLALT"); _parameter_handles.land_heading_hold_horizontal_distance = param_find("FW_LND_HHDIST"); _parameter_handles.time_const = param_find("FW_T_TIME_CONST"); @@ -523,7 +523,7 @@ FixedwingPositionControl::parameters_update() param_get(_parameter_handles.land_slope_length, &(_parameters.land_slope_length)); param_get(_parameter_handles.land_H1_virt, &(_parameters.land_H1_virt)); param_get(_parameter_handles.land_flare_alt_relative, &(_parameters.land_flare_alt_relative)); - param_get(_parameter_handles.land_thrust_lim_horizontal_distance, &(_parameters.land_thrust_lim_horizontal_distance)); + param_get(_parameter_handles.land_thrust_lim_alt_relative, &(_parameters.land_thrust_lim_alt_relative)); param_get(_parameter_handles.land_heading_hold_horizontal_distance, &(_parameters.land_heading_hold_horizontal_distance)); _l1_control.set_l1_damping(_parameters.l1_damping); @@ -558,7 +558,7 @@ FixedwingPositionControl::parameters_update() } /* Update the landing slope */ - landingslope.update(math::radians(_parameters.land_slope_angle), _parameters.land_flare_alt_relative, _parameters.land_thrust_lim_horizontal_distance, _parameters.land_H1_virt); + landingslope.update(math::radians(_parameters.land_slope_angle), _parameters.land_flare_alt_relative, _parameters.land_thrust_lim_alt_relative, _parameters.land_H1_virt); /* Update and publish the navigation capabilities */ _nav_capabilities.landing_slope_angle_rad = landingslope.landing_slope_angle_rad(); @@ -836,6 +836,8 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi } else if (pos_sp_triplet.current.type == SETPOINT_TYPE_LAND) { + float bearing_lastwp_currwp = get_bearing_to_next_waypoint(prev_wp(0), prev_wp(1), curr_wp(0), curr_wp(1)); + /* Horizontal landing control */ /* switch to heading hold for the last meters, continue heading hold after */ float wp_distance = get_distance_to_next_waypoint(current_position(0), current_position(1), curr_wp(0), curr_wp(1)); @@ -846,7 +848,7 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi if (!land_noreturn_horizontal) {//set target_bearing in first occurrence if (pos_sp_triplet.previous.valid) { - target_bearing = get_bearing_to_next_waypoint(prev_wp(0), prev_wp(1), curr_wp(0), curr_wp(1)); + target_bearing = bearing_lastwp_currwp; } else { target_bearing = _att.yaw; } @@ -888,10 +890,9 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi float airspeed_approach = 1.3f * _parameters.airspeed_min; float L_wp_distance = get_distance_to_next_waypoint(prev_wp(0), prev_wp(1), curr_wp(0), curr_wp(1)) * _parameters.land_slope_length; - float L_altitude = landingslope.getLandingSlopeAbsoluteAltitude(L_wp_distance, _pos_sp_triplet.current.alt);//getLandingSlopeAbsoluteAltitude(L_wp_distance, _pos_sp_triplet.current.alt, landing_slope_angle_rad, horizontal_slope_displacement); - float landing_slope_alt_desired = landingslope.getLandingSlopeAbsoluteAltitude(wp_distance, _pos_sp_triplet.current.alt);//getLandingSlopeAbsoluteAltitude(wp_distance, _pos_sp_triplet.current.alt, landing_slope_angle_rad, horizontal_slope_displacement); - - + float L_altitude = landingslope.getLandingSlopeAbsoluteAltitude(L_wp_distance, _pos_sp_triplet.current.alt); + float bearing_airplane_currwp = get_bearing_to_next_waypoint(current_position(0), current_position(1), curr_wp(0), curr_wp(1)); + float landing_slope_alt_desired = landingslope.getLandingSlopeAbsoluteAltitudeSave(wp_distance, bearing_lastwp_currwp, bearing_airplane_currwp, _pos_sp_triplet.current.alt); if ( (_global_pos.alt < _pos_sp_triplet.current.alt + landingslope.flare_relative_alt()) || land_noreturn_vertical) { //checking for land_noreturn to avoid unwanted climb out @@ -903,7 +904,7 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi /* kill the throttle if param requests it */ throttle_max = _parameters.throttle_max; - if (wp_distance < landingslope.motor_lim_horizontal_distance() || land_motor_lim) { + if (_global_pos.alt < _pos_sp_triplet.current.alt + landingslope.motor_lim_relative_alt() || land_motor_lim) { throttle_max = math::min(throttle_max, _parameters.throttle_land_max); if (!land_motor_lim) { land_motor_lim = true; @@ -912,7 +913,7 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi } - float flare_curve_alt = landingslope.getFlareCurveAltitude(wp_distance, _pos_sp_triplet.current.alt); + float flare_curve_alt = landingslope.getFlareCurveAltitudeSave(wp_distance, bearing_lastwp_currwp, bearing_airplane_currwp, _pos_sp_triplet.current.alt); /* avoid climbout */ if (flare_curve_alt_last < flare_curve_alt && land_noreturn_vertical || land_stayonground) |