ardupilot/libraries/AP_Mount/AP_Mount_MAVLink.h

69 lines
2.2 KiB
C++

// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
/*
MAVLink enabled mount backend class
*/
#ifndef __AP_MOUNT_MAVLINK_H__
#define __AP_MOUNT_MAVLINK_H__
#include <AP_Math.h>
#include <AP_Common.h>
#include <AP_GPS.h>
#include <AP_AHRS.h>
#include <GCS_MAVLink.h>
#include <RC_Channel.h>
#include <AP_Mount_Backend.h>
#define AP_MOUNT_MAVLINK_COMPID 10 // Use hard-coded component id to communicate with gimbal, sysid is taken from globally defined mavlink_system.sysid
class AP_Mount_MAVLink : public AP_Mount_Backend
{
public:
// Constructor
AP_Mount_MAVLink(AP_Mount &frontend, uint8_t instance) :
AP_Mount_Backend(frontend, instance),
_enabled(false),
_chan(MAVLINK_COMM_0)
{}
// init - performs any required initialisation for this instance
virtual void init();
// update mount position - should be called periodically
virtual void update();
// has_pan_control - returns true if this mount can control it's pan (required for multicopters)
virtual bool has_pan_control() const;
// set_mode - sets mount's mode
virtual void set_mode(enum MAV_MOUNT_MODE mode);
// set_roi_target - sets target location that mount should attempt to point towards
virtual void set_roi_target(const struct Location &target_loc);
// configure_msg - process MOUNT_CONFIGURE messages received from GCS
virtual void configure_msg(mavlink_message_t* msg);
// control_msg - process MOUNT_CONTROL messages received from GCS
virtual void control_msg(mavlink_message_t* msg);
// status_msg - called to allow mounts to send their status to GCS using the MOUNT_STATUS message
virtual void status_msg(mavlink_channel_t chan);
private:
// find_mount - search for MAVLink enabled mount
void find_mount();
// send_angle_target - send earth-frame angle targets (in degrees) to mount
void send_angle_target(const Vector3f& target_deg);
// internal variables
bool _enabled; // gimbal becomes enabled once the mount has been discovered
mavlink_channel_t _chan; // telemetry channel used to communicate with mount
};
#endif // __AP_MOUNT_MAVLINK_H__