mirror of https://github.com/ArduPilot/ardupilot
69 lines
1.7 KiB
C++
69 lines
1.7 KiB
C++
#include "Rover.h"
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// set ahrs home to current location from inertial-nav location
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bool Rover::set_home_to_current_location(bool lock)
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{
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Location temp_loc;
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if (ahrs.have_inertial_nav() && ahrs.get_location(temp_loc)) {
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if (!set_home(temp_loc, lock)) {
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return false;
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}
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// we have successfully set AHRS home, set it for SmartRTL
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g2.smart_rtl.set_home(true);
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return true;
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}
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return false;
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}
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// sets ahrs home to specified location
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// returns true if home location set successfully
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bool Rover::set_home(const Location& loc, bool lock)
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{
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// set ahrs home
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if (!ahrs.set_home(loc)) {
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return false;
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}
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// lock home position
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if (lock) {
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ahrs.lock_home();
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}
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// Save Home to EEPROM
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mode_auto.mission.write_home_to_storage();
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// send text of home position to ground stations
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gcs().send_text(MAV_SEVERITY_INFO, "Set HOME to %.6f %.6f at %.2fm",
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static_cast<double>(loc.lat * 1.0e-7f),
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static_cast<double>(loc.lng * 1.0e-7f),
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static_cast<double>(loc.alt * 0.01f));
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// return success
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return true;
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}
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// called periodically while disarmed to update our home position to
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// our current location
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void Rover::update_home()
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{
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if (ahrs.home_is_locked()) {
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// we've been explicitly told our home location
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return;
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}
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Location loc{};
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if (!ahrs.get_location(loc)) {
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return;
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}
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barometer.update_calibration();
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if (ahrs.home_is_set() &&
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loc.get_distance(ahrs.get_home()) < DISTANCE_HOME_MINCHANGE) {
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// insufficiently moved from current home - don't change it
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return;
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}
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IGNORE_RETURN(ahrs.set_home(loc));
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}
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