ardupilot/Rover/AP_ExternalControl_Rover.cpp

44 lines
1.2 KiB
C++

/*
external control library for rover
*/
#include "AP_ExternalControl_Rover.h"
#if AP_EXTERNAL_CONTROL_ENABLED
#include "Rover.h"
/*
set linear velocity and yaw rate. Pass NaN for yaw_rate_rads to not control yaw
velocity is in earth frame, NED, m/s
*/
bool AP_ExternalControl_Rover::set_linear_velocity_and_yaw_rate(const Vector3f &linear_velocity, float yaw_rate_rads)
{
if (!ready_for_external_control()) {
return false;
}
// rover is commanded in body-frame using FRD convention
auto &ahrs = AP::ahrs();
Vector3f linear_velocity_body = ahrs.earth_to_body(linear_velocity);
const float target_speed = linear_velocity_body.x;
const float turn_rate_cds = isnan(yaw_rate_rads)? 0: degrees(yaw_rate_rads)*100;
rover.mode_guided.set_desired_turn_rate_and_speed(turn_rate_cds, target_speed);
return true;
}
bool AP_ExternalControl_Rover::set_global_position(const Location& loc)
{
// set_target_location only checks if the rover is in guided mode or not
return rover.set_target_location(loc);
}
bool AP_ExternalControl_Rover::ready_for_external_control()
{
return rover.control_mode->in_guided_mode() && rover.arming.is_armed();
}
#endif // AP_EXTERNAL_CONTROL_ENABLED