ardupilot/APMrover2/commands.cpp

89 lines
2.2 KiB
C++

// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
#include "Rover.h"
/* Functions in this file:
void set_next_WP(const AP_Mission::Mission_Command& cmd)
void set_guided_WP(void)
void init_home()
void restart_nav()
************************************************************
*/
/*
* set_next_WP - sets the target location the vehicle should fly to
*/
void Rover::set_next_WP(const struct Location& loc)
{
// copy the current WP into the OldWP slot
// ---------------------------------------
prev_WP = next_WP;
// Load the next_WP slot
// ---------------------
next_WP = loc;
// are we already past the waypoint? This happens when we jump
// waypoints, and it can cause us to skip a waypoint. If we are
// past the waypoint when we start on a leg, then use the current
// location as the previous waypoint, to prevent immediately
// considering the waypoint complete
if (location_passed_point(current_loc, prev_WP, next_WP)) {
gcs_send_text_P(SEVERITY_LOW, PSTR("Resetting prev_WP"));
prev_WP = current_loc;
}
// this is handy for the groundstation
wp_totalDistance = get_distance(current_loc, next_WP);
wp_distance = wp_totalDistance;
}
void Rover::set_guided_WP(void)
{
// copy the current location into the OldWP slot
// ---------------------------------------
prev_WP = current_loc;
// Load the next_WP slot
// ---------------------
next_WP = guided_WP;
// this is handy for the groundstation
wp_totalDistance = get_distance(current_loc, next_WP);
wp_distance = wp_totalDistance;
}
// run this at setup on the ground
// -------------------------------
void Rover::init_home()
{
if (!have_position) {
// we need position information
return;
}
gcs_send_text_P(SEVERITY_LOW, PSTR("init home"));
ahrs.set_home(gps.location());
home_is_set = true;
// Save Home to EEPROM
mission.write_home_to_storage();
// Save prev loc
// -------------
next_WP = prev_WP = home;
// Load home for a default guided_WP
// -------------
guided_WP = home;
}
void Rover::restart_nav()
{
g.pidSpeedThrottle.reset_I();
prev_WP = current_loc;
mission.start_or_resume();
}