ardupilot/ArduCopter/mode_stabilize_heli.cpp

75 lines
2.8 KiB
C++

#include "Copter.h"
#if FRAME_CONFIG == HELI_FRAME
/*
* Init and run calls for stabilize flight mode for trad heli
*/
// stabilize_init - initialise stabilize controller
bool Copter::ModeStabilize_Heli::init(bool ignore_checks)
{
// set stab collective true to use stabilize scaled collective pitch range
copter.input_manager.set_use_stab_col(true);
return true;
}
// stabilize_run - runs the main stabilize controller
// should be called at 100hz or more
void Copter::ModeStabilize_Heli::run()
{
float target_roll, target_pitch;
float target_yaw_rate;
float pilot_throttle_scaled;
// apply SIMPLE mode transform to pilot inputs
update_simple_mode();
// convert pilot input to lean angles
get_pilot_desired_lean_angles(target_roll, target_pitch, copter.aparm.angle_max, copter.aparm.angle_max);
// get pilot's desired yaw rate
target_yaw_rate = get_pilot_desired_yaw_rate(channel_yaw->get_control_in());
// get pilot's desired throttle
pilot_throttle_scaled = copter.input_manager.get_pilot_desired_collective(channel_throttle->get_control_in());
// Tradheli should not reset roll, pitch, yaw targets when motors are not runup while flying, because
// we may be in autorotation flight. This is so that the servos move in a realistic fashion while disarmed
// for operational checks. Also, unlike multicopters we do not set throttle (i.e. collective pitch) to zero
// so the swash servos move.
if (!motors->armed()) {
// Motors should be Stopped
motors->set_desired_spool_state(AP_Motors::DESIRED_SHUT_DOWN);
} else {
// heli will not let the spool state progress to THROTTLE_UNLIMITED until motor interlock is enabled
motors->set_desired_spool_state(AP_Motors::DESIRED_THROTTLE_UNLIMITED);
}
if (motors->get_spool_mode() == AP_Motors::SHUT_DOWN) {
// Motors Stopped
attitude_control->set_yaw_target_to_current_heading();
attitude_control->reset_rate_controller_I_terms();
} else if (motors->get_spool_mode() == AP_Motors::GROUND_IDLE) {
// Landed
if (motors->init_targets_on_arming()) {
attitude_control->set_yaw_target_to_current_heading();
attitude_control->reset_rate_controller_I_terms();
}
} else if (motors->get_spool_mode() == AP_Motors::THROTTLE_UNLIMITED) {
// clear landing flag above zero throttle
if (!motors->limit.throttle_lower) {
set_land_complete(false);
}
}
// call attitude controller
attitude_control->input_euler_angle_roll_pitch_euler_rate_yaw(target_roll, target_pitch, target_yaw_rate);
// output pilot's throttle - note that TradHeli does not used angle-boost
attitude_control->set_throttle_out(pilot_throttle_scaled, false, g.throttle_filt);
}
#endif //HELI_FRAME