ardupilot/libraries/AP_RangeFinder/AP_RangeFinder_MAVLink.h

34 lines
809 B
C++

// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
#pragma once
#include "RangeFinder.h"
#include "RangeFinder_Backend.h"
// Data timeout
#define AP_RANGEFINDER_MAVLINK_TIMEOUT_MS 500
class AP_RangeFinder_MAVLink : public AP_RangeFinder_Backend
{
public:
// constructor
AP_RangeFinder_MAVLink(RangeFinder &ranger, uint8_t instance, RangeFinder::RangeFinder_State &_state);
// static detection function
static bool detect(RangeFinder &ranger, uint8_t instance);
// update state
void update(void);
// Get update from mavlink
void handle_msg(mavlink_message_t *msg);
private:
uint16_t distance_cm;
uint32_t last_update_ms;
// start a reading
static bool start_reading(void);
static bool get_reading(uint16_t &reading_cm);
};