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// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
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// use this to prevent recursion during sensor init
static bool in_mavlink_delay;
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// this costs us 51 bytes, but means that low priority
// messages don't block the CPU
static mavlink_statustext_t pending_status;
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// true when we have received at least 1 MAVLink packet
static bool mavlink_active;
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// true if we are out of time in our event timeslice
static bool gcs_out_of_time;
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// check if a message will fit in the payload space available
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#define CHECK_PAYLOAD_SIZE(id) if (payload_space < MAVLINK_MSG_ID_ ## id ## _LEN) return false
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// prototype this for use inside the GCS class
static void gcs_send_text_fmt(const prog_char_t *fmt, ...);
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static void gcs_send_heartbeat(void)
{
gcs_send_message(MSG_HEARTBEAT);
}
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static void gcs_send_deferred(void)
{
gcs_send_message(MSG_RETRY_DEFERRED);
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}
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/*
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* !!NOTE!!
*
* the use of NOINLINE separate functions for each message type avoids
* a compiler bug in gcc that would cause it to use far more stack
* space than is needed. Without the NOINLINE we use the sum of the
* stack needed for each message type. Please be careful to follow the
* pattern below when adding any new messages
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*/
static NOINLINE void send_heartbeat(mavlink_channel_t chan)
{
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uint8_t base_mode = MAV_MODE_FLAG_CUSTOM_MODE_ENABLED;
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uint8_t system_status = ap.land_complete ? MAV_STATE_STANDBY : MAV_STATE_ACTIVE;
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uint32_t custom_mode = control_mode;
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if (ap.failsafe_radio == true) {
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system_status = MAV_STATE_CRITICAL;
}
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// work out the base_mode. This value is not very useful
// for APM, but we calculate it as best we can so a generic
// MAVLink enabled ground station can work out something about
// what the MAV is up to. The actual bit values are highly
// ambiguous for most of the APM flight modes. In practice, you
// only get useful information from the custom_mode, which maps to
// the APM flight mode and has a well defined meaning in the
// ArduPlane documentation
base_mode = MAV_MODE_FLAG_STABILIZE_ENABLED;
switch (control_mode) {
case AUTO:
case RTL:
case LOITER:
case GUIDED:
case CIRCLE:
base_mode |= MAV_MODE_FLAG_GUIDED_ENABLED;
// note that MAV_MODE_FLAG_AUTO_ENABLED does not match what
// APM does in any mode, as that is defined as "system finds its own goal
// positions", which APM does not currently do
break;
}
// all modes except INITIALISING have some form of manual
// override if stick mixing is enabled
base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED;
#if HIL_MODE != HIL_MODE_DISABLED
base_mode |= MAV_MODE_FLAG_HIL_ENABLED;
#endif
// we are armed if we are not initialising
if (motors.armed()) {
base_mode |= MAV_MODE_FLAG_SAFETY_ARMED;
}
// indicate we have set a custom mode
base_mode |= MAV_MODE_FLAG_CUSTOM_MODE_ENABLED;
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mavlink_msg_heartbeat_send(
chan,
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MAV_TYPE_QUADROTOR,
MAV_AUTOPILOT_ARDUPILOTMEGA,
base_mode,
custom_mode,
system_status);
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}
static NOINLINE void send_attitude(mavlink_channel_t chan)
{
mavlink_msg_attitude_send(
chan,
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millis(),
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ahrs.roll,
ahrs.pitch,
ahrs.yaw,
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omega.x,
omega.y,
omega.z);
}
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#if AC_FENCE == ENABLED
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static NOINLINE void send_limits_status(mavlink_channel_t chan)
{
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fence_send_mavlink_status(chan);
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}
#endif
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static NOINLINE void send_extended_status1(mavlink_channel_t chan, uint16_t packet_drops)
{
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uint32_t control_sensors_present = 0;
uint32_t control_sensors_enabled;
uint32_t control_sensors_health;
// first what sensors/controllers we have
control_sensors_present |= (1<<0); // 3D gyro present
control_sensors_present |= (1<<1); // 3D accelerometer present
if (g.compass_enabled) {
control_sensors_present |= (1<<2); // compass present
}
control_sensors_present |= (1<<3); // absolute pressure sensor present
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if (g_gps != NULL && g_gps->status() > GPS::NO_GPS) {
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control_sensors_present |= (1<<5); // GPS present
}
control_sensors_present |= (1<<10); // 3D angular rate control
control_sensors_present |= (1<<11); // attitude stabilisation
control_sensors_present |= (1<<12); // yaw position
control_sensors_present |= (1<<13); // altitude control
control_sensors_present |= (1<<14); // X/Y position control
control_sensors_present |= (1<<15); // motor control
// now what sensors/controllers are enabled
// first the sensors
control_sensors_enabled = control_sensors_present & 0x1FF;
// now the controllers
control_sensors_enabled = control_sensors_present & 0x1FF;
control_sensors_enabled |= (1<<10); // 3D angular rate control
control_sensors_enabled |= (1<<11); // attitude stabilisation
control_sensors_enabled |= (1<<13); // altitude control
control_sensors_enabled |= (1<<15); // motor control
switch (control_mode) {
case AUTO:
case RTL:
case LOITER:
case GUIDED:
case CIRCLE:
case POSITION:
control_sensors_enabled |= (1<<12); // yaw position
control_sensors_enabled |= (1<<14); // X/Y position control
break;
}
// at the moment all sensors/controllers are assumed healthy
control_sensors_health = control_sensors_present;
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if (!compass.healthy) {
control_sensors_health &= ~(1<<2); // compass
}
if (!compass.use_for_yaw()) {
control_sensors_enabled &= ~(1<<2); // compass
}
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uint16_t battery_current = -1;
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uint8_t battery_remaining = -1;
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if (current_total1 != 0 && g.pack_capacity != 0) {
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battery_remaining = (100.0f * (g.pack_capacity - current_total1) / g.pack_capacity);
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}
if (current_total1 != 0) {
battery_current = current_amps1 * 100;
}
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if (g.battery_monitoring == BATT_MONITOR_VOLTAGE_ONLY) {
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/*setting a out-of-range value.
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* It informs to external devices that
* it cannot be calculated properly just by voltage*/
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battery_remaining = 150;
}
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mavlink_msg_sys_status_send(
chan,
control_sensors_present,
control_sensors_enabled,
control_sensors_health,
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(uint16_t)(scheduler.load_average(10000) * 1000),
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battery_voltage1 * 1000, // mV
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battery_current, // in 10mA units
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battery_remaining, // in %
0, // comm drops %,
0, // comm drops in pkts,
0, 0, 0, 0);
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}
static void NOINLINE send_meminfo(mavlink_channel_t chan)
{
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#if CONFIG_HAL_BOARD == HAL_BOARD_APM1 || CONFIG_HAL_BOARD == HAL_BOARD_APM2
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extern unsigned __brkval;
mavlink_msg_meminfo_send(chan, __brkval, memcheck_available_memory());
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#endif
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}
static void NOINLINE send_location(mavlink_channel_t chan)
{
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uint32_t fix_time;
// if we have a GPS fix, take the time as the last fix time. That
// allows us to correctly calculate velocities and extrapolate
// positions.
// If we don't have a GPS fix then we are dead reckoning, and will
// use the current boot time as the fix time.
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if (g_gps->status() >= GPS::GPS_OK_FIX_2D) {
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fix_time = g_gps->last_fix_time;
} else {
fix_time = millis();
}
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mavlink_msg_global_position_int_send(
chan,
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fix_time,
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current_loc.lat, // in 1E7 degrees
current_loc.lng, // in 1E7 degrees
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g_gps->altitude_cm * 10, // millimeters above sea level
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(current_loc.alt - home.alt) * 10, // millimeters above ground
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g_gps->velocity_north() * 100, // X speed cm/s (+ve North)
g_gps->velocity_east() * 100, // Y speed cm/s (+ve East)
g_gps->velocity_down() * -100, // Z speed cm/s (+ve up)
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g_gps->ground_course_cd); // course in 1/100 degree
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}
static void NOINLINE send_nav_controller_output(mavlink_channel_t chan)
{
mavlink_msg_nav_controller_output_send(
chan,
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nav_roll / 1.0e2f,
nav_pitch / 1.0e2f,
wp_bearing / 1.0e2f,
wp_bearing / 1.0e2f,
wp_distance / 1.0e2f,
altitude_error / 1.0e2f,
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0,
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0);
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}
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static void NOINLINE send_ahrs(mavlink_channel_t chan)
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{
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Vector3f omega_I = ahrs.get_gyro_drift();
mavlink_msg_ahrs_send(
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chan,
omega_I.x,
omega_I.y,
omega_I.z,
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1,
0,
ahrs.get_error_rp(),
ahrs.get_error_yaw());
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}
// report simulator state
static void NOINLINE send_simstate(mavlink_channel_t chan)
{
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#if CONFIG_HAL_BOARD == HAL_BOARD_AVR_SITL
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sitl.simstate_send(chan);
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#endif
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}
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static void NOINLINE send_hwstatus(mavlink_channel_t chan)
{
mavlink_msg_hwstatus_send(
chan,
board_voltage(),
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hal.i2c->lockup_count());
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}
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static void NOINLINE send_gps_raw(mavlink_channel_t chan)
{
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mavlink_msg_gps_raw_int_send(
chan,
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g_gps->last_fix_time*(uint64_t)1000,
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g_gps->status(),
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g_gps->latitude, // in 1E7 degrees
g_gps->longitude, // in 1E7 degrees
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g_gps->altitude_cm * 10, // in mm
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g_gps->hdop,
65535,
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g_gps->ground_speed_cm, // cm/s
g_gps->ground_course_cd, // 1/100 degrees,
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g_gps->num_sats);
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}
static void NOINLINE send_servo_out(mavlink_channel_t chan)
{
// normalized values scaled to -10000 to 10000
// This is used for HIL. Do not change without discussing with HIL maintainers
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#if FRAME_CONFIG == HELI_FRAME
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mavlink_msg_rc_channels_scaled_send(
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chan,
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millis(),
0, // port 0
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g.rc_1.servo_out,
g.rc_2.servo_out,
g.rc_3.radio_out,
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g.rc_4.servo_out,
0,
0,
0,
0,
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receiver_rssi);
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#else
#if X_PLANE == ENABLED
/* update by JLN for X-Plane HIL */
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if(motors.armed() && ap.auto_armed) {
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mavlink_msg_rc_channels_scaled_send(
chan,
millis(),
0, // port 0
g.rc_1.servo_out,
g.rc_2.servo_out,
10000 * g.rc_3.norm_output(),
g.rc_4.servo_out,
10000 * g.rc_1.norm_output(),
10000 * g.rc_2.norm_output(),
10000 * g.rc_3.norm_output(),
10000 * g.rc_4.norm_output(),
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receiver_rssi);
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}else{
mavlink_msg_rc_channels_scaled_send(
chan,
millis(),
0, // port 0
0,
0,
-10000,
0,
10000 * g.rc_1.norm_output(),
10000 * g.rc_2.norm_output(),
10000 * g.rc_3.norm_output(),
10000 * g.rc_4.norm_output(),
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receiver_rssi);
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}
#else
mavlink_msg_rc_channels_scaled_send(
chan,
millis(),
0, // port 0
g.rc_1.servo_out,
g.rc_2.servo_out,
g.rc_3.radio_out,
g.rc_4.servo_out,
10000 * g.rc_1.norm_output(),
10000 * g.rc_2.norm_output(),
10000 * g.rc_3.norm_output(),
10000 * g.rc_4.norm_output(),
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receiver_rssi);
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#endif
#endif
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}
static void NOINLINE send_radio_in(mavlink_channel_t chan)
{
mavlink_msg_rc_channels_raw_send(
chan,
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millis(),
0, // port
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g.rc_1.radio_in,
g.rc_2.radio_in,
g.rc_3.radio_in,
g.rc_4.radio_in,
g.rc_5.radio_in,
g.rc_6.radio_in,
g.rc_7.radio_in,
g.rc_8.radio_in,
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receiver_rssi);
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}
static void NOINLINE send_radio_out(mavlink_channel_t chan)
{
mavlink_msg_servo_output_raw_send(
chan,
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micros(),
0, // port
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motors.motor_out[AP_MOTORS_MOT_1],
motors.motor_out[AP_MOTORS_MOT_2],
motors.motor_out[AP_MOTORS_MOT_3],
motors.motor_out[AP_MOTORS_MOT_4],
motors.motor_out[AP_MOTORS_MOT_5],
motors.motor_out[AP_MOTORS_MOT_6],
motors.motor_out[AP_MOTORS_MOT_7],
motors.motor_out[AP_MOTORS_MOT_8]);
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}
static void NOINLINE send_vfr_hud(mavlink_channel_t chan)
{
mavlink_msg_vfr_hud_send(
chan,
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(float)g_gps->ground_speed_cm / 100.0f,
(float)g_gps->ground_speed_cm / 100.0f,
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(ahrs.yaw_sensor / 100) % 360,
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g.rc_3.servo_out/10,
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current_loc.alt / 100.0f,
climb_rate / 100.0f);
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}
static void NOINLINE send_raw_imu1(mavlink_channel_t chan)
{
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Vector3f accel = ins.get_accel();
Vector3f gyro = ins.get_gyro();
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mavlink_msg_raw_imu_send(
chan,
micros(),
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accel.x * 1000.0f / GRAVITY_MSS,
accel.y * 1000.0f / GRAVITY_MSS,
accel.z * 1000.0f / GRAVITY_MSS,
gyro.x * 1000.0f,
gyro.y * 1000.0f,
gyro.z * 1000.0f,
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compass.mag_x,
compass.mag_y,
compass.mag_z);
}
static void NOINLINE send_raw_imu2(mavlink_channel_t chan)
{
mavlink_msg_scaled_pressure_send(
chan,
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millis(),
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(float)barometer.get_pressure()/100.0f,
(float)(barometer.get_pressure() - barometer.get_ground_pressure())/100.0f,
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(int)(barometer.get_temperature()*10));
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}
static void NOINLINE send_raw_imu3(mavlink_channel_t chan)
{
Vector3f mag_offsets = compass.get_offsets();
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Vector3f accel_offsets = ins.get_accel_offsets();
Vector3f gyro_offsets = ins.get_gyro_offsets();
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mavlink_msg_sensor_offsets_send(chan,
mag_offsets.x,
mag_offsets.y,
mag_offsets.z,
compass.get_declination(),
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barometer.get_raw_pressure(),
barometer.get_raw_temp(),
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gyro_offsets.x,
gyro_offsets.y,
gyro_offsets.z,
accel_offsets.x,
accel_offsets.y,
accel_offsets.z);
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}
static void NOINLINE send_current_waypoint(mavlink_channel_t chan)
{
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mavlink_msg_mission_current_send(
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chan,
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(uint16_t)g.command_index);
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}
static void NOINLINE send_statustext(mavlink_channel_t chan)
{
mavlink_msg_statustext_send(
chan,
pending_status.severity,
pending_status.text);
}
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// are we still delaying telemetry to try to avoid Xbee bricking?
static bool telemetry_delayed(mavlink_channel_t chan)
{
uint32_t tnow = millis() >> 10;
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if (tnow > (uint8_t)g.telem_delay) {
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return false;
}
#if USB_MUX_PIN > 0
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if (chan == MAVLINK_COMM_0 && ap_system.usb_connected) {
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// this is an APM2 with USB telemetry
return false;
}
// we're either on the 2nd UART, or no USB cable is connected
// we need to delay telemetry
return true;
#else
if (chan == MAVLINK_COMM_0) {
// we're on the USB port
return false;
}
// don't send telemetry yet
return true;
#endif
}
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// try to send a message, return false if it won't fit in the serial tx buffer
static bool mavlink_try_send_message(mavlink_channel_t chan, enum ap_message id, uint16_t packet_drops)
{
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int16_t payload_space = comm_get_txspace(chan) - MAVLINK_NUM_NON_PAYLOAD_BYTES;
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if (telemetry_delayed(chan)) {
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return false;
}
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// if we don't have at least 1ms remaining before the main loop
// wants to fire then don't send a mavlink message. We want to
// prioritise the main flight control loop over communications
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if (scheduler.time_available_usec() < 800 && motors.armed()) {
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gcs_out_of_time = true;
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return false;
}
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switch(id) {
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case MSG_HEARTBEAT:
CHECK_PAYLOAD_SIZE(HEARTBEAT);
send_heartbeat(chan);
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break;
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case MSG_EXTENDED_STATUS1:
CHECK_PAYLOAD_SIZE(SYS_STATUS);
send_extended_status1(chan, packet_drops);
break;
case MSG_EXTENDED_STATUS2:
CHECK_PAYLOAD_SIZE(MEMINFO);
send_meminfo(chan);
break;
case MSG_ATTITUDE:
CHECK_PAYLOAD_SIZE(ATTITUDE);
send_attitude(chan);
break;
case MSG_LOCATION:
CHECK_PAYLOAD_SIZE(GLOBAL_POSITION_INT);
send_location(chan);
break;
case MSG_NAV_CONTROLLER_OUTPUT:
CHECK_PAYLOAD_SIZE(NAV_CONTROLLER_OUTPUT);
send_nav_controller_output(chan);
break;
case MSG_GPS_RAW:
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CHECK_PAYLOAD_SIZE(GPS_RAW_INT);
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send_gps_raw(chan);
break;
case MSG_SERVO_OUT:
CHECK_PAYLOAD_SIZE(RC_CHANNELS_SCALED);
send_servo_out(chan);
break;
case MSG_RADIO_IN:
CHECK_PAYLOAD_SIZE(RC_CHANNELS_RAW);
send_radio_in(chan);
break;
case MSG_RADIO_OUT:
CHECK_PAYLOAD_SIZE(SERVO_OUTPUT_RAW);
send_radio_out(chan);
break;
case MSG_VFR_HUD:
CHECK_PAYLOAD_SIZE(VFR_HUD);
send_vfr_hud(chan);
break;
case MSG_RAW_IMU1:
CHECK_PAYLOAD_SIZE(RAW_IMU);
send_raw_imu1(chan);
break;
case MSG_RAW_IMU2:
CHECK_PAYLOAD_SIZE(SCALED_PRESSURE);
send_raw_imu2(chan);
break;
case MSG_RAW_IMU3:
CHECK_PAYLOAD_SIZE(SENSOR_OFFSETS);
send_raw_imu3(chan);
break;
case MSG_CURRENT_WAYPOINT:
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CHECK_PAYLOAD_SIZE(MISSION_CURRENT);
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send_current_waypoint(chan);
break;
case MSG_NEXT_PARAM:
CHECK_PAYLOAD_SIZE(PARAM_VALUE);
if (chan == MAVLINK_COMM_0) {
gcs0.queued_param_send();
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} else if (gcs3.initialised) {
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gcs3.queued_param_send();
}
break;
case MSG_NEXT_WAYPOINT:
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CHECK_PAYLOAD_SIZE(MISSION_REQUEST);
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if (chan == MAVLINK_COMM_0) {
gcs0.queued_waypoint_send();
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} else if (gcs3.initialised) {
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gcs3.queued_waypoint_send();
}
break;
case MSG_STATUSTEXT:
CHECK_PAYLOAD_SIZE(STATUSTEXT);
send_statustext(chan);
break;
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#if AC_FENCE == ENABLED
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case MSG_LIMITS_STATUS:
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CHECK_PAYLOAD_SIZE(LIMITS_STATUS);
send_limits_status(chan);
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break;
#endif
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case MSG_AHRS:
CHECK_PAYLOAD_SIZE(AHRS);
send_ahrs(chan);
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break;
case MSG_SIMSTATE:
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#if CONFIG_HAL_BOARD == HAL_BOARD_AVR_SITL
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CHECK_PAYLOAD_SIZE(SIMSTATE);
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send_simstate(chan);
#endif
break;
case MSG_HWSTATUS:
CHECK_PAYLOAD_SIZE(HWSTATUS);
send_hwstatus(chan);
break;
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case MSG_RETRY_DEFERRED:
break; // just here to prevent a warning
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}
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return true;
}
#define MAX_DEFERRED_MESSAGES MSG_RETRY_DEFERRED
static struct mavlink_queue {
enum ap_message deferred_messages[MAX_DEFERRED_MESSAGES];
uint8_t next_deferred_message;
uint8_t num_deferred_messages;
} mavlink_queue[2];
// send a message using mavlink
static void mavlink_send_message(mavlink_channel_t chan, enum ap_message id, uint16_t packet_drops)
{
uint8_t i, nextid;
struct mavlink_queue *q = &mavlink_queue[(uint8_t)chan];
// see if we can send the deferred messages, if any
while (q->num_deferred_messages != 0) {
if (!mavlink_try_send_message(chan,
q->deferred_messages[q->next_deferred_message],
packet_drops)) {
break;
}
q->next_deferred_message++;
if (q->next_deferred_message == MAX_DEFERRED_MESSAGES) {
q->next_deferred_message = 0;
}
q->num_deferred_messages--;
}
if (id == MSG_RETRY_DEFERRED) {
return;
}
// this message id might already be deferred
for (i=0, nextid = q->next_deferred_message; i < q->num_deferred_messages; i++) {
if (q->deferred_messages[nextid] == id) {
// its already deferred, discard
return;
}
nextid++;
if (nextid == MAX_DEFERRED_MESSAGES) {
nextid = 0;
}
}
if (q->num_deferred_messages != 0 ||
!mavlink_try_send_message(chan, id, packet_drops)) {
// can't send it now, so defer it
if (q->num_deferred_messages == MAX_DEFERRED_MESSAGES) {
// the defer buffer is full, discard
return;
}
nextid = q->next_deferred_message + q->num_deferred_messages;
if (nextid >= MAX_DEFERRED_MESSAGES) {
nextid -= MAX_DEFERRED_MESSAGES;
}
q->deferred_messages[nextid] = id;
q->num_deferred_messages++;
}
}
void mavlink_send_text(mavlink_channel_t chan, gcs_severity severity, const char *str)
{
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if (telemetry_delayed(chan)) {
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return;
}
if (severity == SEVERITY_LOW) {
// send via the deferred queuing system
pending_status.severity = (uint8_t)severity;
strncpy((char *)pending_status.text, str, sizeof(pending_status.text));
mavlink_send_message(chan, MSG_STATUSTEXT, 0);
} else {
// send immediately
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mavlink_msg_statustext_send(
chan,
severity,
str);
}
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}
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const AP_Param::GroupInfo GCS_MAVLINK::var_info[] PROGMEM = {
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// @Param: RAW_SENS
// @DisplayName: Raw sensor stream rate
// @Description: Raw sensor stream rate to ground station
// @Units: Hz
// @Range: 0 10
// @Increment: 1
// @User: Advanced
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AP_GROUPINFO("RAW_SENS", 0, GCS_MAVLINK, streamRateRawSensors, 0),
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// @Param: EXT_STAT
// @DisplayName: Extended status stream rate to ground station
// @Description: Extended status stream rate to ground station
// @Units: Hz
// @Range: 0 10
// @Increment: 1
// @User: Advanced
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AP_GROUPINFO("EXT_STAT", 1, GCS_MAVLINK, streamRateExtendedStatus, 0),
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// @Param: RC_CHAN
// @DisplayName: RC Channel stream rate to ground station
// @Description: RC Channel stream rate to ground station
// @Units: Hz
// @Range: 0 10
// @Increment: 1
// @User: Advanced
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AP_GROUPINFO("RC_CHAN", 2, GCS_MAVLINK, streamRateRCChannels, 0),
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// @Param: RAW_CTRL
// @DisplayName: Raw Control stream rate to ground station
// @Description: Raw Control stream rate to ground station
// @Units: Hz
// @Range: 0 10
// @Increment: 1
// @User: Advanced
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AP_GROUPINFO("RAW_CTRL", 3, GCS_MAVLINK, streamRateRawController, 0),
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// @Param: POSITION
// @DisplayName: Position stream rate to ground station
// @Description: Position stream rate to ground station
// @Units: Hz
// @Range: 0 10
// @Increment: 1
// @User: Advanced
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AP_GROUPINFO("POSITION", 4, GCS_MAVLINK, streamRatePosition, 0),
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// @Param: EXTRA1
// @DisplayName: Extra data type 1 stream rate to ground station
// @Description: Extra data type 1 stream rate to ground station
// @Units: Hz
// @Range: 0 10
// @Increment: 1
// @User: Advanced
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AP_GROUPINFO("EXTRA1", 5, GCS_MAVLINK, streamRateExtra1, 0),
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// @Param: EXTRA2
// @DisplayName: Extra data type 2 stream rate to ground station
// @Description: Extra data type 2 stream rate to ground station
// @Units: Hz
// @Range: 0 10
// @Increment: 1
// @User: Advanced
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AP_GROUPINFO("EXTRA2", 6, GCS_MAVLINK, streamRateExtra2, 0),
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// @Param: EXTRA3
// @DisplayName: Extra data type 3 stream rate to ground station
// @Description: Extra data type 3 stream rate to ground station
// @Units: Hz
// @Range: 0 10
// @Increment: 1
// @User: Advanced
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AP_GROUPINFO("EXTRA3", 7, GCS_MAVLINK, streamRateExtra3, 0),
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// @Param: PARAMS
// @DisplayName: Parameter stream rate to ground station
// @Description: Parameter stream rate to ground station
// @Units: Hz
// @Range: 0 10
// @Increment: 1
// @User: Advanced
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AP_GROUPINFO("PARAMS", 8, GCS_MAVLINK, streamRateParams, 0),
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AP_GROUPEND
};
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GCS_MAVLINK::GCS_MAVLINK() :
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packet_drops(0),
waypoint_send_timeout(1000), // 1 second
waypoint_receive_timeout(1000) // 1 second
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{
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AP_Param::setup_object_defaults(this, var_info);
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}
void
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GCS_MAVLINK::init(AP_HAL::UARTDriver* port)
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{
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GCS_Class::init(port);
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if (port == hal.uartA) {
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mavlink_comm_0_port = port;
chan = MAVLINK_COMM_0;
}else{
mavlink_comm_1_port = port;
chan = MAVLINK_COMM_1;
}
_queued_parameter = NULL;
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reset_cli_timeout();
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}
void
GCS_MAVLINK::update(void)
{
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// receive new packets
mavlink_message_t msg;
mavlink_status_t status;
status.packet_rx_drop_count = 0;
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// process received bytes
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uint16_t nbytes = comm_get_available(chan);
for (uint16_t i=0; i<nbytes; i++) {
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uint8_t c = comm_receive_ch(chan);
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#if CLI_ENABLED == ENABLED
/* allow CLI to be started by hitting enter 3 times, if no
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* heartbeat packets have been received */
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if (mavlink_active == 0 && (millis() - _cli_timeout) < 20000 &&
!motors.armed() && comm_is_idle(chan)) {
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if (c == '\n' || c == '\r') {
crlf_count++;
} else {
crlf_count = 0;
}
if (crlf_count == 3) {
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run_cli(_port);
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}
}
#endif
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// Try to get a new message
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if (mavlink_parse_char(chan, c, &msg, &status)) {
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// we exclude radio packets to make it possible to use the
// CLI over the radio
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if (msg.msgid != MAVLINK_MSG_ID_RADIO && msg.msgid != MAVLINK_MSG_ID_RADIO_STATUS) {
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mavlink_active = true;
}
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handleMessage(&msg);
}
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}
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// Update packet drops counter
packet_drops += status.packet_rx_drop_count;
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if (!waypoint_receiving && !waypoint_sending) {
return;
}
uint32_t tnow = millis();
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if (waypoint_receiving &&
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waypoint_request_i <= waypoint_request_last &&
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tnow > waypoint_timelast_request + 500 + (stream_slowdown*20)) {
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waypoint_timelast_request = tnow;
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send_message(MSG_NEXT_WAYPOINT);
}
// stop waypoint sending if timeout
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if (waypoint_sending && (tnow - waypoint_timelast_send) > waypoint_send_timeout) {
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waypoint_sending = false;
}
// stop waypoint receiving if timeout
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if (waypoint_receiving && (tnow - waypoint_timelast_receive) > waypoint_receive_timeout) {
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waypoint_receiving = false;
}
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}
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// see if we should send a stream now. Called at 50Hz
bool GCS_MAVLINK::stream_trigger(enum streams stream_num)
{
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uint8_t rate;
switch (stream_num) {
case STREAM_RAW_SENSORS:
rate = streamRateRawSensors.get();
break;
case STREAM_EXTENDED_STATUS:
rate = streamRateExtendedStatus.get();
break;
case STREAM_RC_CHANNELS:
rate = streamRateRCChannels.get();
break;
case STREAM_RAW_CONTROLLER:
rate = streamRateRawController.get();
break;
case STREAM_POSITION:
rate = streamRatePosition.get();
break;
case STREAM_EXTRA1:
rate = streamRateExtra1.get();
break;
case STREAM_EXTRA2:
rate = streamRateExtra2.get();
break;
case STREAM_EXTRA3:
rate = streamRateExtra3.get();
break;
case STREAM_PARAMS:
rate = streamRateParams.get();
break;
default:
rate = 0;
}
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if (rate == 0) {
return false;
}
if (stream_ticks[stream_num] == 0) {
// we're triggering now, setup the next trigger point
if (rate > 50) {
rate = 50;
}
stream_ticks[stream_num] = (50 / rate) + stream_slowdown;
return true;
}
// count down at 50Hz
stream_ticks[stream_num]--;
return false;
}
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void
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GCS_MAVLINK::data_stream_send(void)
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{
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if (waypoint_receiving || waypoint_sending) {
// don't interfere with mission transfer
return;
}
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gcs_out_of_time = false;
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if (_queued_parameter != NULL) {
if (streamRateParams.get() <= 0) {
streamRateParams.set(50);
}
if (stream_trigger(STREAM_PARAMS)) {
send_message(MSG_NEXT_PARAM);
}
// don't send anything else at the same time as parameters
return;
}
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if (gcs_out_of_time) return;
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if (in_mavlink_delay) {
// don't send any other stream types while in the delay callback
return;
}
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if (stream_trigger(STREAM_RAW_SENSORS)) {
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send_message(MSG_RAW_IMU1);
send_message(MSG_RAW_IMU2);
send_message(MSG_RAW_IMU3);
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//cliSerial->printf("mav1 %d\n", (int)streamRateRawSensors.get());
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}
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if (gcs_out_of_time) return;
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if (stream_trigger(STREAM_EXTENDED_STATUS)) {
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send_message(MSG_EXTENDED_STATUS1);
send_message(MSG_EXTENDED_STATUS2);
send_message(MSG_CURRENT_WAYPOINT);
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send_message(MSG_GPS_RAW);
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send_message(MSG_NAV_CONTROLLER_OUTPUT);
send_message(MSG_LIMITS_STATUS);
}
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if (gcs_out_of_time) return;
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if (stream_trigger(STREAM_POSITION)) {
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send_message(MSG_LOCATION);
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}
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if (gcs_out_of_time) return;
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if (stream_trigger(STREAM_RAW_CONTROLLER)) {
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send_message(MSG_SERVO_OUT);
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//cliSerial->printf("mav4 %d\n", (int)streamRateRawController.get());
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}
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if (gcs_out_of_time) return;
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if (stream_trigger(STREAM_RC_CHANNELS)) {
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send_message(MSG_RADIO_OUT);
send_message(MSG_RADIO_IN);
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//cliSerial->printf("mav5 %d\n", (int)streamRateRCChannels.get());
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}
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if (gcs_out_of_time) return;
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if (stream_trigger(STREAM_EXTRA1)) {
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send_message(MSG_ATTITUDE);
send_message(MSG_SIMSTATE);
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//cliSerial->printf("mav6 %d\n", (int)streamRateExtra1.get());
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}
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if (gcs_out_of_time) return;
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if (stream_trigger(STREAM_EXTRA2)) {
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send_message(MSG_VFR_HUD);
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//cliSerial->printf("mav7 %d\n", (int)streamRateExtra2.get());
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}
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if (gcs_out_of_time) return;
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if (stream_trigger(STREAM_EXTRA3)) {
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send_message(MSG_AHRS);
send_message(MSG_HWSTATUS);
}
}
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void
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GCS_MAVLINK::send_message(enum ap_message id)
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{
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mavlink_send_message(chan,id, packet_drops);
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}
void
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GCS_MAVLINK::send_text_P(gcs_severity severity, const prog_char_t *str)
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{
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mavlink_statustext_t m;
uint8_t i;
for (i=0; i<sizeof(m.text); i++) {
m.text[i] = pgm_read_byte((const prog_char *)(str++));
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if (m.text[i] == '\0') {
break;
}
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}
if (i < sizeof(m.text)) m.text[i] = 0;
mavlink_send_text(chan, severity, (const char *)m.text);
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}
void GCS_MAVLINK::handleMessage(mavlink_message_t* msg)
{
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struct Location tell_command = {}; // command for telemetry
switch (msg->msgid) {
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case MAVLINK_MSG_ID_REQUEST_DATA_STREAM: //66
{
// decode
mavlink_request_data_stream_t packet;
mavlink_msg_request_data_stream_decode(msg, &packet);
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if (mavlink_check_target(packet.target_system, packet.target_component))
break;
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int16_t freq = 0; // packet frequency
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if (packet.start_stop == 0)
freq = 0; // stop sending
else if (packet.start_stop == 1)
freq = packet.req_message_rate; // start sending
else
break;
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switch(packet.req_stream_id) {
case MAV_DATA_STREAM_ALL:
streamRateRawSensors = freq;
streamRateExtendedStatus = freq;
streamRateRCChannels = freq;
streamRateRawController = freq;
streamRatePosition = freq;
streamRateExtra1 = freq;
streamRateExtra2 = freq;
//streamRateExtra3.set_and_save(freq); // We just do set and save on the last as it takes care of the whole group.
streamRateExtra3 = freq; // Don't save!!
break;
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case MAV_DATA_STREAM_RAW_SENSORS:
streamRateRawSensors = freq; // We do not set and save this one so that if HIL is shut down incorrectly
// we will not continue to broadcast raw sensor data at 50Hz.
break;
case MAV_DATA_STREAM_EXTENDED_STATUS:
//streamRateExtendedStatus.set_and_save(freq);
streamRateExtendedStatus = freq;
break;
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case MAV_DATA_STREAM_RC_CHANNELS:
streamRateRCChannels = freq;
break;
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case MAV_DATA_STREAM_RAW_CONTROLLER:
streamRateRawController = freq;
break;
2012-04-24 06:53:24 -03:00
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//case MAV_DATA_STREAM_RAW_SENSOR_FUSION:
// streamRateRawSensorFusion.set_and_save(freq);
// break;
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case MAV_DATA_STREAM_POSITION:
streamRatePosition = freq;
break;
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case MAV_DATA_STREAM_EXTRA1:
streamRateExtra1 = freq;
break;
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case MAV_DATA_STREAM_EXTRA2:
streamRateExtra2 = freq;
break;
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case MAV_DATA_STREAM_EXTRA3:
streamRateExtra3 = freq;
break;
default:
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break;
}
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break;
}
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case MAVLINK_MSG_ID_COMMAND_LONG:
{
// decode
mavlink_command_long_t packet;
mavlink_msg_command_long_decode(msg, &packet);
if (mavlink_check_target(packet.target_system, packet.target_component)) break;
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uint8_t result = MAV_RESULT_UNSUPPORTED;
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// do command
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send_text_P(SEVERITY_LOW,PSTR("command received: "));
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switch(packet.command) {
case MAV_CMD_NAV_LOITER_UNLIM:
set_mode(LOITER);
result = MAV_RESULT_ACCEPTED;
break;
case MAV_CMD_NAV_RETURN_TO_LAUNCH:
set_mode(RTL);
result = MAV_RESULT_ACCEPTED;
break;
case MAV_CMD_NAV_LAND:
set_mode(LAND);
result = MAV_RESULT_ACCEPTED;
break;
case MAV_CMD_MISSION_START:
set_mode(AUTO);
result = MAV_RESULT_ACCEPTED;
break;
case MAV_CMD_PREFLIGHT_CALIBRATION:
if (packet.param1 == 1 ||
packet.param2 == 1 ||
packet.param3 == 1) {
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ins.init_accel(flash_leds);
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ahrs.set_trim(Vector3f(0,0,0)); // clear out saved trim
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}
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if (packet.param4 == 1) {
trim_radio();
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}
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if (packet.param5 == 1) {
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float trim_roll, trim_pitch;
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// this blocks
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AP_InertialSensor_UserInteract_MAVLink interact(chan);
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if(ins.calibrate_accel(flash_leds, &interact, trim_roll, trim_pitch)) {
// reset ahrs's trim to suggested values from calibration routine
ahrs.set_trim(Vector3f(trim_roll, trim_pitch, 0));
}
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}
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result = MAV_RESULT_ACCEPTED;
break;
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case MAV_CMD_COMPONENT_ARM_DISARM:
if (packet.target_component == MAV_COMP_ID_SYSTEM_CONTROL) {
if (packet.param1 == 1.0f) {
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// run pre_arm_checks and arm_checks and display failures
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pre_arm_checks(true);
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if(ap.pre_arm_check && arm_checks(true)) {
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init_arm_motors();
}
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result = MAV_RESULT_ACCEPTED;
} else if (packet.param1 == 0.0f) {
init_disarm_motors();
result = MAV_RESULT_ACCEPTED;
} else {
result = MAV_RESULT_UNSUPPORTED;
}
} else {
result = MAV_RESULT_UNSUPPORTED;
}
break;
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case MAV_CMD_PREFLIGHT_REBOOT_SHUTDOWN:
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if (packet.param1 == 1 || packet.param1 == 3) {
// when packet.param1 == 3 we reboot to hold in bootloader
hal.scheduler->reboot(packet.param1 == 3);
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result = MAV_RESULT_ACCEPTED;
}
break;
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default:
result = MAV_RESULT_UNSUPPORTED;
2012-04-24 06:53:24 -03:00
break;
2012-08-16 21:50:03 -03:00
}
2011-06-26 03:38:11 -03:00
2012-08-16 21:50:03 -03:00
mavlink_msg_command_ack_send(
chan,
packet.command,
result);
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2012-08-16 21:50:03 -03:00
break;
}
2012-08-15 21:14:46 -03:00
2012-08-16 21:50:03 -03:00
case MAVLINK_MSG_ID_SET_MODE: //11
{
// decode
mavlink_set_mode_t packet;
mavlink_msg_set_mode_decode(msg, &packet);
if (!(packet.base_mode & MAV_MODE_FLAG_CUSTOM_MODE_ENABLED)) {
// we ignore base_mode as there is no sane way to map
// from that bitmap to a APM flight mode. We rely on
// custom_mode instead.
break;
}
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set_mode(packet.custom_mode);
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break;
}
/*case MAVLINK_MSG_ID_SET_NAV_MODE:
* {
* // decode
* mavlink_set_nav_mode_t packet;
* mavlink_msg_set_nav_mode_decode(msg, &packet);
* // To set some flight modes we must first receive a "set nav mode" message and then a "set mode" message
* mav_nav = packet.nav_mode;
* break;
* }
*/
case MAVLINK_MSG_ID_MISSION_REQUEST_LIST: //43
{
//send_text_P(SEVERITY_LOW,PSTR("waypoint request list"));
// decode
mavlink_mission_request_list_t packet;
mavlink_msg_mission_request_list_decode(msg, &packet);
if (mavlink_check_target(packet.target_system, packet.target_component))
break;
// Start sending waypoints
mavlink_msg_mission_count_send(
chan,msg->sysid,
msg->compid,
g.command_total); // includes home
waypoint_timelast_send = millis();
waypoint_sending = true;
waypoint_receiving = false;
waypoint_dest_sysid = msg->sysid;
waypoint_dest_compid = msg->compid;
break;
}
// XXX read a WP from EEPROM and send it to the GCS
case MAVLINK_MSG_ID_MISSION_REQUEST: // 40
{
//send_text_P(SEVERITY_LOW,PSTR("waypoint request"));
// Check if sending waypiont
//if (!waypoint_sending) break;
// 5/10/11 - We are trying out relaxing the requirement that we be in waypoint sending mode to respond to a waypoint request. DEW
// decode
mavlink_mission_request_t packet;
mavlink_msg_mission_request_decode(msg, &packet);
if (mavlink_check_target(packet.target_system, packet.target_component))
break;
// send waypoint
tell_command = get_cmd_with_index(packet.seq);
// set frame of waypoint
uint8_t frame;
if (tell_command.options & MASK_OPTIONS_RELATIVE_ALT) {
frame = MAV_FRAME_GLOBAL_RELATIVE_ALT; // reference frame
} else {
frame = MAV_FRAME_GLOBAL; // reference frame
}
float param1 = 0, param2 = 0, param3 = 0, param4 = 0;
// time that the mav should loiter in milliseconds
uint8_t current = 0; // 1 (true), 0 (false)
if (packet.seq == (uint16_t)g.command_index)
current = 1;
uint8_t autocontinue = 1; // 1 (true), 0 (false)
float x = 0, y = 0, z = 0;
if (tell_command.id < MAV_CMD_NAV_LAST) {
// command needs scaling
2013-01-10 14:42:24 -04:00
x = tell_command.lat/1.0e7f; // local (x), global (latitude)
y = tell_command.lng/1.0e7f; // local (y), global (longitude)
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// ACM is processing alt inside each command. so we save and load raw values. - this is diffrent to APM
2013-01-10 14:42:24 -04:00
z = tell_command.alt/1.0e2f; // local (z), global/relative (altitude)
2012-08-16 21:50:03 -03:00
}
// Switch to map APM command fields into MAVLink command fields
switch (tell_command.id) {
case MAV_CMD_NAV_LOITER_TURNS:
case MAV_CMD_CONDITION_CHANGE_ALT:
case MAV_CMD_DO_SET_HOME:
param1 = tell_command.p1;
break;
case MAV_CMD_NAV_ROI:
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case MAV_CMD_DO_SET_ROI:
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param1 = tell_command.p1; // MAV_ROI (aka roi mode) is held in wp's parameter but we actually do nothing with it because we only support pointing at a specific location provided by x,y and z parameters
break;
case MAV_CMD_CONDITION_YAW:
param3 = tell_command.p1;
param1 = tell_command.alt;
param2 = tell_command.lat;
param4 = tell_command.lng;
break;
case MAV_CMD_NAV_TAKEOFF:
param1 = 0;
break;
case MAV_CMD_NAV_LOITER_TIME:
param1 = tell_command.p1; // ACM loiter time is in 1 second increments
break;
case MAV_CMD_CONDITION_DELAY:
case MAV_CMD_CONDITION_DISTANCE:
param1 = tell_command.lat;
break;
case MAV_CMD_DO_JUMP:
param2 = tell_command.lat;
param1 = tell_command.p1;
break;
case MAV_CMD_DO_REPEAT_SERVO:
param4 = tell_command.lng;
case MAV_CMD_DO_REPEAT_RELAY:
case MAV_CMD_DO_CHANGE_SPEED:
param3 = tell_command.lat;
param2 = tell_command.alt;
param1 = tell_command.p1;
break;
case MAV_CMD_NAV_WAYPOINT:
param1 = tell_command.p1;
break;
case MAV_CMD_DO_SET_PARAMETER:
case MAV_CMD_DO_SET_RELAY:
case MAV_CMD_DO_SET_SERVO:
param2 = tell_command.alt;
param1 = tell_command.p1;
break;
}
mavlink_msg_mission_item_send(chan,msg->sysid,
msg->compid,
packet.seq,
frame,
tell_command.id,
current,
autocontinue,
param1,
param2,
param3,
param4,
x,
y,
z);
// update last waypoint comm stamp
waypoint_timelast_send = millis();
break;
}
case MAVLINK_MSG_ID_MISSION_ACK: //47
{
//send_text_P(SEVERITY_LOW,PSTR("waypoint ack"));
// decode
mavlink_mission_ack_t packet;
mavlink_msg_mission_ack_decode(msg, &packet);
if (mavlink_check_target(packet.target_system,packet.target_component)) break;
// turn off waypoint send
waypoint_sending = false;
break;
}
case MAVLINK_MSG_ID_PARAM_REQUEST_LIST: // 21
{
// gcs_send_text_P(SEVERITY_LOW,PSTR("param request list"));
// decode
mavlink_param_request_list_t packet;
mavlink_msg_param_request_list_decode(msg, &packet);
if (mavlink_check_target(packet.target_system,packet.target_component)) break;
// Start sending parameters - next call to ::update will kick the first one out
_queued_parameter = AP_Param::first(&_queued_parameter_token, &_queued_parameter_type);
_queued_parameter_index = 0;
_queued_parameter_count = _count_parameters();
break;
}
case MAVLINK_MSG_ID_PARAM_REQUEST_READ:
{
// decode
mavlink_param_request_read_t packet;
mavlink_msg_param_request_read_decode(msg, &packet);
if (mavlink_check_target(packet.target_system,packet.target_component)) break;
enum ap_var_type p_type;
2012-11-21 09:09:33 -04:00
AP_Param *vp;
2013-01-21 01:52:01 -04:00
char param_name[AP_MAX_NAME_SIZE+1];
2012-11-21 09:09:33 -04:00
if (packet.param_index != -1) {
2013-01-08 18:46:13 -04:00
AP_Param::ParamToken token;
vp = AP_Param::find_by_index(packet.param_index, &p_type, &token);
2012-11-21 09:09:33 -04:00
if (vp == NULL) {
gcs_send_text_fmt(PSTR("Unknown parameter index %d"), packet.param_index);
break;
}
2013-04-19 04:54:31 -03:00
vp->copy_name_token(token, param_name, AP_MAX_NAME_SIZE, true);
2013-01-21 01:52:01 -04:00
param_name[AP_MAX_NAME_SIZE] = 0;
2012-11-21 09:09:33 -04:00
} else {
2013-01-21 01:52:01 -04:00
strncpy(param_name, packet.param_id, AP_MAX_NAME_SIZE);
param_name[AP_MAX_NAME_SIZE] = 0;
vp = AP_Param::find(param_name, &p_type);
2012-11-21 09:09:33 -04:00
if (vp == NULL) {
gcs_send_text_fmt(PSTR("Unknown parameter %.16s"), packet.param_id);
break;
}
2012-08-16 21:50:03 -03:00
}
float value = vp->cast_to_float(p_type);
mavlink_msg_param_value_send(
chan,
param_name,
value,
mav_var_type(p_type),
2012-11-21 09:09:33 -04:00
_count_parameters(),
packet.param_index);
2012-08-16 21:50:03 -03:00
break;
}
case MAVLINK_MSG_ID_MISSION_CLEAR_ALL: // 45
{
//send_text_P(SEVERITY_LOW,PSTR("waypoint clear all"));
// decode
mavlink_mission_clear_all_t packet;
mavlink_msg_mission_clear_all_decode(msg, &packet);
if (mavlink_check_target(packet.target_system, packet.target_component)) break;
// clear all waypoints
uint8_t type = 0; // ok (0), error(1)
g.command_total.set_and_save(1);
// send acknowledgement 3 times to makes sure it is received
for (int16_t i=0; i<3; i++)
mavlink_msg_mission_ack_send(chan, msg->sysid, msg->compid, type);
break;
}
case MAVLINK_MSG_ID_MISSION_SET_CURRENT: // 41
{
//send_text_P(SEVERITY_LOW,PSTR("waypoint set current"));
// decode
mavlink_mission_set_current_t packet;
mavlink_msg_mission_set_current_decode(msg, &packet);
if (mavlink_check_target(packet.target_system,packet.target_component)) break;
// set current command
change_command(packet.seq);
mavlink_msg_mission_current_send(chan, g.command_index);
break;
}
case MAVLINK_MSG_ID_MISSION_COUNT: // 44
{
//send_text_P(SEVERITY_LOW,PSTR("waypoint count"));
// decode
mavlink_mission_count_t packet;
mavlink_msg_mission_count_decode(msg, &packet);
if (mavlink_check_target(packet.target_system,packet.target_component)) break;
// start waypoint receiving
if (packet.count > MAX_WAYPOINTS) {
packet.count = MAX_WAYPOINTS;
}
g.command_total.set_and_save(packet.count);
waypoint_timelast_receive = millis();
waypoint_receiving = true;
waypoint_sending = false;
waypoint_request_i = 0;
2013-05-29 08:44:08 -03:00
// note that ArduCopter sets waypoint_request_last to
// command_total-1, whereas plane and rover use
// command_total. This is because the copter code assumes
// command_total includes home
waypoint_request_last= g.command_total - 1;
2012-08-16 21:50:03 -03:00
waypoint_timelast_request = 0;
break;
}
2011-02-21 02:36:05 -04:00
2013-05-29 03:25:05 -03:00
case MAVLINK_MSG_ID_MISSION_WRITE_PARTIAL_LIST:
{
// decode
mavlink_mission_write_partial_list_t packet;
mavlink_msg_mission_write_partial_list_decode(msg, &packet);
if (mavlink_check_target(packet.target_system,packet.target_component)) break;
// start waypoint receiving
if (packet.start_index > g.command_total ||
packet.end_index > g.command_total ||
packet.end_index < packet.start_index) {
send_text_P(SEVERITY_LOW,PSTR("flight plan update rejected"));
break;
}
waypoint_timelast_receive = millis();
waypoint_timelast_request = 0;
waypoint_receiving = true;
waypoint_request_i = packet.start_index;
waypoint_request_last= packet.end_index;
break;
}
2011-10-11 06:12:37 -03:00
#ifdef MAVLINK_MSG_ID_SET_MAG_OFFSETS
case MAVLINK_MSG_ID_SET_MAG_OFFSETS:
{
mavlink_set_mag_offsets_t packet;
mavlink_msg_set_mag_offsets_decode(msg, &packet);
if (mavlink_check_target(packet.target_system,packet.target_component)) break;
compass.set_offsets(Vector3f(packet.mag_ofs_x, packet.mag_ofs_y, packet.mag_ofs_z));
break;
}
#endif
2012-08-16 21:50:03 -03:00
// XXX receive a WP from GCS and store in EEPROM
case MAVLINK_MSG_ID_MISSION_ITEM: //39
{
// decode
2013-05-29 03:25:05 -03:00
uint8_t result = MAV_MISSION_ACCEPTED;
2012-08-16 21:50:03 -03:00
mavlink_mission_item_t packet;
mavlink_msg_mission_item_decode(msg, &packet);
if (mavlink_check_target(packet.target_system,packet.target_component)) break;
// defaults
tell_command.id = packet.command;
/*
* switch (packet.frame){
*
* case MAV_FRAME_MISSION:
* case MAV_FRAME_GLOBAL:
* {
* tell_command.lat = 1.0e7*packet.x; // in as DD converted to * t7
* tell_command.lng = 1.0e7*packet.y; // in as DD converted to * t7
* tell_command.alt = packet.z*1.0e2; // in as m converted to cm
* tell_command.options = 0; // absolute altitude
* break;
* }
*
* case MAV_FRAME_LOCAL: // local (relative to home position)
* {
* tell_command.lat = 1.0e7*ToDeg(packet.x/
2013-01-10 14:42:24 -04:00
* (radius_of_earth*cosf(ToRad(home.lat/1.0e7)))) + home.lat;
2012-08-16 21:50:03 -03:00
* tell_command.lng = 1.0e7*ToDeg(packet.y/radius_of_earth) + home.lng;
* tell_command.alt = packet.z*1.0e2;
* tell_command.options = MASK_OPTIONS_RELATIVE_ALT;
* break;
* }
* //case MAV_FRAME_GLOBAL_RELATIVE_ALT: // absolute lat/lng, relative altitude
* default:
* {
* tell_command.lat = 1.0e7 * packet.x; // in as DD converted to * t7
* tell_command.lng = 1.0e7 * packet.y; // in as DD converted to * t7
* tell_command.alt = packet.z * 1.0e2;
* tell_command.options = MASK_OPTIONS_RELATIVE_ALT; // store altitude relative!! Always!!
* break;
* }
* }
*/
// we only are supporting Abs position, relative Alt
2013-01-10 14:42:24 -04:00
tell_command.lat = 1.0e7f * packet.x; // in as DD converted to * t7
tell_command.lng = 1.0e7f * packet.y; // in as DD converted to * t7
tell_command.alt = packet.z * 1.0e2f;
2012-08-16 21:50:03 -03:00
tell_command.options = 1; // store altitude relative to home alt!! Always!!
switch (tell_command.id) { // Switch to map APM command fields into MAVLink command fields
case MAV_CMD_NAV_LOITER_TURNS:
case MAV_CMD_DO_SET_HOME:
tell_command.p1 = packet.param1;
break;
case MAV_CMD_NAV_ROI:
2013-07-14 05:36:27 -03:00
case MAV_CMD_DO_SET_ROI:
2012-08-16 21:50:03 -03:00
tell_command.p1 = packet.param1; // MAV_ROI (aka roi mode) is held in wp's parameter but we actually do nothing with it because we only support pointing at a specific location provided by x,y and z parameters
break;
case MAV_CMD_CONDITION_YAW:
tell_command.p1 = packet.param3;
tell_command.alt = packet.param1;
tell_command.lat = packet.param2;
tell_command.lng = packet.param4;
break;
case MAV_CMD_NAV_TAKEOFF:
tell_command.p1 = 0;
break;
case MAV_CMD_CONDITION_CHANGE_ALT:
tell_command.p1 = packet.param1 * 100;
break;
case MAV_CMD_NAV_LOITER_TIME:
tell_command.p1 = packet.param1; // APM loiter time is in ten second increments
break;
case MAV_CMD_CONDITION_DELAY:
case MAV_CMD_CONDITION_DISTANCE:
tell_command.lat = packet.param1;
break;
case MAV_CMD_DO_JUMP:
tell_command.lat = packet.param2;
tell_command.p1 = packet.param1;
break;
case MAV_CMD_DO_REPEAT_SERVO:
tell_command.lng = packet.param4;
case MAV_CMD_DO_REPEAT_RELAY:
case MAV_CMD_DO_CHANGE_SPEED:
tell_command.lat = packet.param3;
tell_command.alt = packet.param2;
tell_command.p1 = packet.param1;
break;
case MAV_CMD_NAV_WAYPOINT:
tell_command.p1 = packet.param1;
break;
case MAV_CMD_DO_SET_PARAMETER:
case MAV_CMD_DO_SET_RELAY:
case MAV_CMD_DO_SET_SERVO:
tell_command.alt = packet.param2;
tell_command.p1 = packet.param1;
break;
}
if(packet.current == 2) { //current = 2 is a flag to tell us this is a "guided mode" waypoint and not for the mission
2013-06-01 23:25:35 -03:00
// initiate guided mode
do_guided(&tell_command);
2012-08-16 21:50:03 -03:00
// verify we recevied the command
mavlink_msg_mission_ack_send(
chan,
msg->sysid,
msg->compid,
0);
2012-09-29 20:29:33 -03:00
} else if(packet.current == 3) { //current = 3 is a flag to tell us this is a alt change only
// add home alt if needed
if (tell_command.options & MASK_OPTIONS_RELATIVE_ALT) {
tell_command.alt += home.alt;
}
2013-04-08 23:58:01 -03:00
// To-Do: update target altitude for loiter or waypoint controller depending upon nav mode
// similar to how do_change_alt works
wp_nav.set_desired_alt(tell_command.alt);
2012-09-29 20:29:33 -03:00
// verify we recevied the command
mavlink_msg_mission_ack_send(
chan,
msg->sysid,
msg->compid,
0);
2012-08-16 21:50:03 -03:00
} else {
// Check if receiving waypoints (mission upload expected)
2013-05-29 03:25:05 -03:00
if (!waypoint_receiving) {
result = MAV_MISSION_ERROR;
goto mission_failed;
}
2012-08-16 21:50:03 -03:00
// check if this is the requested waypoint
2013-05-29 03:25:05 -03:00
if (packet.seq != waypoint_request_i) {
result = MAV_MISSION_INVALID_SEQUENCE;
goto mission_failed;
}
2012-08-16 21:50:03 -03:00
set_cmd_with_index(tell_command, packet.seq);
// update waypoint receiving state machine
waypoint_timelast_receive = millis();
waypoint_timelast_request = 0;
waypoint_request_i++;
2013-05-29 03:25:05 -03:00
if (waypoint_request_i > waypoint_request_last) {
2012-08-16 21:50:03 -03:00
mavlink_msg_mission_ack_send(
chan,
msg->sysid,
msg->compid,
2013-05-29 03:25:05 -03:00
result);
2012-08-16 21:50:03 -03:00
2012-12-18 06:15:11 -04:00
send_text_P(SEVERITY_LOW,PSTR("flight plan received"));
2012-08-16 21:50:03 -03:00
waypoint_receiving = false;
// XXX ignores waypoint radius for individual waypoints, can
// only set WP_RADIUS parameter
}
}
break;
2013-05-29 03:25:05 -03:00
mission_failed:
// we are rejecting the mission/waypoint
mavlink_msg_mission_ack_send(
chan,
msg->sysid,
msg->compid,
result);
break;
2012-08-16 21:50:03 -03:00
}
case MAVLINK_MSG_ID_PARAM_SET: // 23
{
AP_Param *vp;
enum ap_var_type var_type;
// decode
mavlink_param_set_t packet;
mavlink_msg_param_set_decode(msg, &packet);
if (mavlink_check_target(packet.target_system, packet.target_component))
break;
// set parameter
2012-11-20 06:38:58 -04:00
char key[AP_MAX_NAME_SIZE+1];
strncpy(key, (char *)packet.param_id, AP_MAX_NAME_SIZE);
key[AP_MAX_NAME_SIZE] = 0;
2012-08-16 21:50:03 -03:00
// find the requested parameter
vp = AP_Param::find(key, &var_type);
if ((NULL != vp) && // exists
!isnan(packet.param_value) && // not nan
!isinf(packet.param_value)) { // not inf
// add a small amount before casting parameter values
// from float to integer to avoid truncating to the
// next lower integer value.
float rounding_addition = 0.01;
// handle variables with standard type IDs
if (var_type == AP_PARAM_FLOAT) {
((AP_Float *)vp)->set_and_save(packet.param_value);
} else if (var_type == AP_PARAM_INT32) {
2011-11-20 04:49:56 -04:00
#if LOGGING_ENABLED == ENABLED
2013-01-12 11:15:34 -04:00
if (g.log_bitmask != 0) {
Log_Write_Data(DATA_MAVLINK_FLOAT, ((AP_Int32 *)vp)->get());
}
2011-11-20 04:49:56 -04:00
#endif
2012-08-16 21:50:03 -03:00
if (packet.param_value < 0) rounding_addition = -rounding_addition;
float v = packet.param_value+rounding_addition;
2013-05-01 21:26:49 -03:00
v = constrain_float(v, -2147483648.0, 2147483647.0);
2012-08-16 21:50:03 -03:00
((AP_Int32 *)vp)->set_and_save(v);
} else if (var_type == AP_PARAM_INT16) {
2011-11-20 04:49:56 -04:00
#if LOGGING_ENABLED == ENABLED
2013-01-12 11:15:34 -04:00
if (g.log_bitmask != 0) {
Log_Write_Data(DATA_MAVLINK_INT16, (int16_t)((AP_Int16 *)vp)->get());
}
2011-11-20 04:49:56 -04:00
#endif
2012-08-16 21:50:03 -03:00
if (packet.param_value < 0) rounding_addition = -rounding_addition;
float v = packet.param_value+rounding_addition;
2013-05-01 21:26:49 -03:00
v = constrain_float(v, -32768, 32767);
2012-08-16 21:50:03 -03:00
((AP_Int16 *)vp)->set_and_save(v);
} else if (var_type == AP_PARAM_INT8) {
2011-11-20 04:49:56 -04:00
#if LOGGING_ENABLED == ENABLED
2013-01-12 11:15:34 -04:00
if (g.log_bitmask != 0) {
Log_Write_Data(DATA_MAVLINK_INT8, (int8_t)((AP_Int8 *)vp)->get());
}
2011-11-20 04:49:56 -04:00
#endif
2012-08-16 21:50:03 -03:00
if (packet.param_value < 0) rounding_addition = -rounding_addition;
float v = packet.param_value+rounding_addition;
2013-05-01 21:26:49 -03:00
v = constrain_float(v, -128, 127);
2012-08-16 21:50:03 -03:00
((AP_Int8 *)vp)->set_and_save(v);
} else {
// we don't support mavlink set on this parameter
break;
}
// Report back the new value if we accepted the change
// we send the value we actually set, which could be
// different from the value sent, in case someone sent
// a fractional value to an integer type
mavlink_msg_param_value_send(
chan,
key,
vp->cast_to_float(var_type),
mav_var_type(var_type),
_count_parameters(),
-1); // XXX we don't actually know what its index is...
2013-04-19 20:51:09 -03:00
DataFlash.Log_Write_Parameter(key, vp->cast_to_float(var_type));
2012-08-16 21:50:03 -03:00
}
break;
} // end case
2011-07-17 07:33:42 -03:00
2011-11-27 23:11:44 -04:00
case MAVLINK_MSG_ID_RC_CHANNELS_OVERRIDE: //70
2012-08-16 21:50:03 -03:00
{
// allow override of RC channel values for HIL
// or for complete GCS control of switch position
// and RC PWM values.
if(msg->sysid != g.sysid_my_gcs) break; // Only accept control from our gcs
mavlink_rc_channels_override_t packet;
int16_t v[8];
mavlink_msg_rc_channels_override_decode(msg, &packet);
if (mavlink_check_target(packet.target_system,packet.target_component))
2011-07-17 07:33:42 -03:00
break;
2012-08-16 21:50:03 -03:00
v[0] = packet.chan1_raw;
v[1] = packet.chan2_raw;
v[2] = packet.chan3_raw;
v[3] = packet.chan4_raw;
v[4] = packet.chan5_raw;
v[5] = packet.chan6_raw;
v[6] = packet.chan7_raw;
v[7] = packet.chan8_raw;
2012-12-12 21:25:09 -04:00
hal.rcin->set_overrides(v, 8);
2013-04-29 09:30:22 -03:00
// record that rc are overwritten so we can trigger a failsafe if we lose contact with groundstation
ap.rc_override_active = true;
// a RC override message is consiered to be a 'heartbeat' from the ground station for failsafe purposes
last_heartbeat_ms = millis();
2012-08-16 21:50:03 -03:00
break;
}
2012-06-26 02:19:51 -03:00
2011-07-17 07:33:42 -03:00
2012-07-04 21:55:58 -03:00
#if HIL_MODE != HIL_MODE_DISABLED
2012-08-16 21:50:03 -03:00
case MAVLINK_MSG_ID_HIL_STATE:
{
mavlink_hil_state_t packet;
mavlink_msg_hil_state_decode(msg, &packet);
2012-06-26 02:19:51 -03:00
2012-12-20 00:16:18 -04:00
float vel = pythagorous2(packet.vx, packet.vy);
2013-03-28 23:14:31 -03:00
float cog = wrap_360_cd(ToDeg(atan2f(packet.vx, packet.vy)) * 100);
2012-06-26 02:19:51 -03:00
2012-08-16 21:50:03 -03:00
// set gps hil sensor
g_gps->setHIL(packet.time_usec/1000,
packet.lat*1.0e-7, packet.lon*1.0e-7, packet.alt*1.0e-3,
vel*1.0e-2, cog*1.0e-2, 0, 10);
2012-06-26 02:19:51 -03:00
2012-08-16 21:50:03 -03:00
if (gps_base_alt == 0) {
2013-07-10 01:02:48 -03:00
gps_base_alt = g_gps->altitude_cm;
2013-03-31 05:42:16 -03:00
current_loc.alt = 0;
2012-08-16 21:50:03 -03:00
}
2013-03-31 06:14:54 -03:00
2012-11-10 01:55:51 -04:00
if (!ap.home_is_set) {
2012-08-16 21:50:03 -03:00
init_home();
}
2012-06-26 02:19:51 -03:00
2012-08-16 21:50:03 -03:00
// rad/sec
Vector3f gyros;
gyros.x = packet.rollspeed;
gyros.y = packet.pitchspeed;
gyros.z = packet.yawspeed;
2013-03-19 03:07:15 -03:00
2012-08-16 21:50:03 -03:00
// m/s/s
Vector3f accels;
2013-03-19 03:07:15 -03:00
accels.x = packet.xacc * (GRAVITY_MSS/1000.0);
accels.y = packet.yacc * (GRAVITY_MSS/1000.0);
accels.z = packet.zacc * (GRAVITY_MSS/1000.0);
2012-06-04 05:24:08 -03:00
2013-03-18 23:32:43 -03:00
ins.set_gyro(gyros);
2012-06-04 05:24:08 -03:00
2013-03-18 23:32:43 -03:00
ins.set_accel(accels);
2012-06-26 02:19:51 -03:00
2013-05-02 02:26:54 -03:00
barometer.setHIL(packet.alt*0.001f);
2013-05-02 02:00:07 -03:00
compass.setHIL(packet.roll, packet.pitch, packet.yaw);
2012-06-04 05:24:08 -03:00
2013-03-18 01:40:43 -03:00
#if HIL_MODE == HIL_MODE_ATTITUDE
2012-08-16 21:50:03 -03:00
// set AHRS hil sensor
ahrs.setHil(packet.roll,packet.pitch,packet.yaw,packet.rollspeed,
packet.pitchspeed,packet.yawspeed);
2013-03-18 01:40:43 -03:00
#endif
2012-06-04 05:24:08 -03:00
2012-08-16 21:50:03 -03:00
break;
}
2012-07-04 21:55:58 -03:00
#endif // HIL_MODE != HIL_MODE_DISABLED
2012-06-26 02:19:51 -03:00
2013-04-29 09:30:22 -03:00
case MAVLINK_MSG_ID_HEARTBEAT:
{
// We keep track of the last time we received a heartbeat from our GCS for failsafe purposes
if(msg->sysid != g.sysid_my_gcs) break;
last_heartbeat_ms = millis();
pmTest1++;
break;
}
2012-04-01 22:18:42 -03:00
2012-07-24 23:02:54 -03:00
#if CAMERA == ENABLED
case MAVLINK_MSG_ID_DIGICAM_CONFIGURE:
2012-08-16 21:50:03 -03:00
{
2012-12-22 04:26:27 -04:00
camera.configure_msg(msg);
2012-08-16 21:50:03 -03:00
break;
}
2012-07-24 23:02:54 -03:00
case MAVLINK_MSG_ID_DIGICAM_CONTROL:
2012-08-16 21:50:03 -03:00
{
2012-12-22 04:26:27 -04:00
camera.control_msg(msg);
2012-08-16 21:50:03 -03:00
break;
}
2012-07-24 23:02:54 -03:00
#endif // CAMERA == ENABLED
#if MOUNT == ENABLED
case MAVLINK_MSG_ID_MOUNT_CONFIGURE:
2012-08-16 21:50:03 -03:00
{
camera_mount.configure_msg(msg);
break;
}
2012-07-24 23:02:54 -03:00
case MAVLINK_MSG_ID_MOUNT_CONTROL:
2012-08-16 21:50:03 -03:00
{
camera_mount.control_msg(msg);
break;
}
2012-07-24 23:02:54 -03:00
case MAVLINK_MSG_ID_MOUNT_STATUS:
2012-08-16 21:50:03 -03:00
{
camera_mount.status_msg(msg);
break;
}
2012-07-24 23:02:54 -03:00
#endif // MOUNT == ENABLED
2012-04-01 22:18:42 -03:00
case MAVLINK_MSG_ID_RADIO:
2013-08-24 04:58:52 -03:00
case MAVLINK_MSG_ID_RADIO_STATUS:
2012-08-16 21:50:03 -03:00
{
mavlink_radio_t packet;
mavlink_msg_radio_decode(msg, &packet);
// use the state of the transmit buffer in the radio to
// control the stream rate, giving us adaptive software
// flow control
if (packet.txbuf < 20 && stream_slowdown < 100) {
// we are very low on space - slow down a lot
stream_slowdown += 3;
} else if (packet.txbuf < 50 && stream_slowdown < 100) {
// we are a bit low on space, slow down slightly
stream_slowdown += 1;
} else if (packet.txbuf > 95 && stream_slowdown > 10) {
// the buffer has plenty of space, speed up a lot
stream_slowdown -= 2;
} else if (packet.txbuf > 90 && stream_slowdown != 0) {
// the buffer has enough space, speed up a bit
stream_slowdown--;
2012-04-01 22:18:42 -03:00
}
2012-08-16 21:50:03 -03:00
break;
}
2012-04-01 22:18:42 -03:00
2013-04-26 06:51:07 -03:00
/* To-Do: add back support for polygon type fence
#if AC_FENCE == ENABLED
2012-08-16 21:50:03 -03:00
// receive an AP_Limits fence point from GCS and store in EEPROM
// receive a fence point from GCS and store in EEPROM
case MAVLINK_MSG_ID_FENCE_POINT: {
mavlink_fence_point_t packet;
mavlink_msg_fence_point_decode(msg, &packet);
if (packet.count != geofence_limit.fence_total()) {
2012-12-18 06:15:11 -04:00
send_text_P(SEVERITY_LOW,PSTR("bad fence point"));
2012-08-16 21:50:03 -03:00
} else {
Vector2l point;
2013-01-10 14:42:24 -04:00
point.x = packet.lat*1.0e7f;
point.y = packet.lng*1.0e7f;
2012-08-16 21:50:03 -03:00
geofence_limit.set_fence_point_with_index(point, packet.idx);
2012-07-14 23:26:17 -03:00
}
2012-08-16 21:50:03 -03:00
break;
}
// send a fence point to GCS
case MAVLINK_MSG_ID_FENCE_FETCH_POINT: {
mavlink_fence_fetch_point_t packet;
mavlink_msg_fence_fetch_point_decode(msg, &packet);
if (mavlink_check_target(packet.target_system, packet.target_component))
break;
if (packet.idx >= geofence_limit.fence_total()) {
2012-12-18 06:15:11 -04:00
send_text_P(SEVERITY_LOW,PSTR("bad fence point"));
2012-08-16 21:50:03 -03:00
} else {
2012-07-14 23:26:17 -03:00
Vector2l point = geofence_limit.get_fence_point_with_index(packet.idx);
2012-08-16 21:50:03 -03:00
mavlink_msg_fence_point_send(chan, 0, 0, packet.idx, geofence_limit.fence_total(),
2013-01-10 14:42:24 -04:00
point.x*1.0e-7f, point.y*1.0e-7f);
2012-08-16 21:50:03 -03:00
}
break;
}
2013-04-26 06:51:07 -03:00
#endif // AC_FENCE ENABLED
*/
2012-07-14 23:26:17 -03:00
2012-08-16 21:50:03 -03:00
} // end switch
2011-02-21 02:36:05 -04:00
} // end handle mavlink
uint16_t
GCS_MAVLINK::_count_parameters()
{
2012-08-16 21:50:03 -03:00
// if we haven't cached the parameter count yet...
if (0 == _parameter_count) {
2012-02-12 07:27:03 -04:00
AP_Param *vp;
2012-02-19 01:58:08 -04:00
AP_Param::ParamToken token;
2011-06-26 03:38:11 -03:00
2012-02-12 07:27:03 -04:00
vp = AP_Param::first(&token, NULL);
2012-08-16 21:50:03 -03:00
do {
_parameter_count++;
2012-02-12 07:27:03 -04:00
} while (NULL != (vp = AP_Param::next_scalar(&token, NULL)));
2012-08-16 21:50:03 -03:00
}
return _parameter_count;
2011-02-21 02:36:05 -04:00
}
/**
2013-01-02 11:34:10 -04:00
* queued_param_send - Send the next pending parameter, called from deferred message
2012-08-16 21:50:03 -03:00
* handling code
*/
2011-02-21 02:36:05 -04:00
void
2011-10-11 06:12:37 -03:00
GCS_MAVLINK::queued_param_send()
2011-02-21 02:36:05 -04:00
{
2011-10-11 06:12:37 -03:00
// Check to see if we are sending parameters
if (NULL == _queued_parameter) return;
2012-02-12 07:27:03 -04:00
AP_Param *vp;
2012-08-16 21:50:03 -03:00
float value;
2011-10-11 06:12:37 -03:00
// copy the current parameter and prepare to move to the next
vp = _queued_parameter;
// if the parameter can be cast to float, report it here and break out of the loop
2012-02-12 07:27:03 -04:00
value = vp->cast_to_float(_queued_parameter_type);
2012-11-20 06:38:58 -04:00
char param_name[AP_MAX_NAME_SIZE];
2013-04-19 04:54:31 -03:00
vp->copy_name_token(_queued_parameter_token, param_name, sizeof(param_name), true);
2011-10-11 06:12:37 -03:00
2012-02-23 23:19:00 -04:00
mavlink_msg_param_value_send(
chan,
2012-04-24 06:53:24 -03:00
param_name,
2012-02-23 23:19:00 -04:00
value,
2012-04-24 06:53:24 -03:00
mav_var_type(_queued_parameter_type),
2012-02-23 23:19:00 -04:00
_queued_parameter_count,
_queued_parameter_index);
2011-10-11 06:12:37 -03:00
2012-02-12 07:27:03 -04:00
_queued_parameter = AP_Param::next_scalar(&_queued_parameter_token, &_queued_parameter_type);
2012-02-23 23:19:00 -04:00
_queued_parameter_index++;
}
2011-02-21 02:36:05 -04:00
2011-10-11 06:12:37 -03:00
/**
2013-01-02 11:34:10 -04:00
* queued_waypoint_send - Send the next pending waypoint, called from deferred message
2012-08-16 21:50:03 -03:00
* handling code
*/
2011-10-11 06:12:37 -03:00
void
GCS_MAVLINK::queued_waypoint_send()
{
if (waypoint_receiving &&
2013-05-29 03:25:05 -03:00
waypoint_request_i <= waypoint_request_last) {
2012-08-08 23:22:46 -03:00
mavlink_msg_mission_request_send(
2011-10-11 06:12:37 -03:00
chan,
waypoint_dest_sysid,
waypoint_dest_compid,
waypoint_request_i);
}
2011-08-01 05:08:52 -03:00
}
2011-04-25 02:12:59 -03:00
2013-03-20 23:54:04 -03:00
void GCS_MAVLINK::reset_cli_timeout() {
_cli_timeout = millis();
}
2011-08-01 05:08:52 -03:00
/*
2012-08-16 21:50:03 -03:00
* a delay() callback that processes MAVLink packets. We set this as the
* callback in long running library initialisation routines to allow
* MAVLink to process packets while waiting for the initialisation to
* complete
*/
2012-12-12 21:25:09 -04:00
static void mavlink_delay_cb()
2011-08-01 05:08:52 -03:00
{
2012-05-22 03:08:46 -03:00
static uint32_t last_1hz, last_50hz, last_5s;
2011-09-04 21:15:36 -03:00
2012-12-12 21:25:09 -04:00
if (!gcs0.initialised) return;
2011-09-04 21:15:36 -03:00
2012-08-16 21:50:03 -03:00
in_mavlink_delay = true;
2011-08-01 05:08:52 -03:00
2012-12-12 21:25:09 -04:00
uint32_t tnow = millis();
if (tnow - last_1hz > 1000) {
last_1hz = tnow;
2013-01-08 01:45:12 -04:00
gcs_send_heartbeat();
2012-12-12 21:25:09 -04:00
gcs_send_message(MSG_EXTENDED_STATUS1);
}
if (tnow - last_50hz > 20) {
last_50hz = tnow;
2013-01-08 01:45:12 -04:00
gcs_check_input();
2012-12-12 21:25:09 -04:00
gcs_data_stream_send();
2013-01-08 01:45:12 -04:00
gcs_send_deferred();
2013-08-29 00:14:07 -03:00
notify.update();
2012-12-12 21:25:09 -04:00
}
if (tnow - last_5s > 5000) {
last_5s = tnow;
gcs_send_text_P(SEVERITY_LOW, PSTR("Initialising APM..."));
}
2012-08-16 21:50:03 -03:00
#if USB_MUX_PIN > 0
2012-12-12 21:25:09 -04:00
check_usb_mux();
2012-08-16 21:50:03 -03:00
#endif
2011-09-04 21:15:36 -03:00
2012-08-16 21:50:03 -03:00
in_mavlink_delay = false;
2011-08-23 03:16:37 -03:00
}
2011-10-11 06:12:37 -03:00
/*
2012-08-16 21:50:03 -03:00
* send a message on both GCS links
2011-10-11 06:12:37 -03:00
*/
static void gcs_send_message(enum ap_message id)
{
gcs0.send_message(id);
2011-11-20 05:42:51 -04:00
if (gcs3.initialised) {
2012-05-22 03:08:46 -03:00
gcs3.send_message(id);
}
2011-11-20 05:42:51 -04:00
}
2011-10-11 06:12:37 -03:00
/*
2012-08-16 21:50:03 -03:00
* send data streams in the given rate range on both links
2011-10-11 06:12:37 -03:00
*/
2012-04-01 22:18:42 -03:00
static void gcs_data_stream_send(void)
2011-10-11 06:12:37 -03:00
{
2012-04-01 22:18:42 -03:00
gcs0.data_stream_send();
2011-11-20 05:42:51 -04:00
if (gcs3.initialised) {
2012-04-01 22:18:42 -03:00
gcs3.data_stream_send();
}
2011-11-20 05:42:51 -04:00
}
2011-10-11 06:12:37 -03:00
/*
2012-08-16 21:50:03 -03:00
* look for incoming commands on the GCS links
2011-10-11 06:12:37 -03:00
*/
2013-01-08 01:45:12 -04:00
static void gcs_check_input(void)
2011-10-11 06:12:37 -03:00
{
2012-08-16 21:50:03 -03:00
gcs0.update();
2011-11-20 05:42:51 -04:00
if (gcs3.initialised) {
2012-05-22 03:08:46 -03:00
gcs3.update();
}
2011-11-20 05:42:51 -04:00
}
2011-10-11 06:12:37 -03:00
static void gcs_send_text_P(gcs_severity severity, const prog_char_t *str)
{
2012-12-18 06:15:11 -04:00
gcs0.send_text_P(severity, str);
2011-11-20 05:42:51 -04:00
if (gcs3.initialised) {
2012-12-18 06:15:11 -04:00
gcs3.send_text_P(severity, str);
2012-05-22 03:08:46 -03:00
}
2011-11-20 05:42:51 -04:00
}
2011-10-11 06:12:37 -03:00
/*
2012-08-16 21:50:03 -03:00
* send a low priority formatted message to the GCS
* only one fits in the queue, so if you send more than one before the
* last one gets into the serial buffer then the old one will be lost
2011-10-11 06:12:37 -03:00
*/
static void gcs_send_text_fmt(const prog_char_t *fmt, ...)
{
2012-11-12 00:30:04 -04:00
va_list arg_list;
2011-10-11 06:12:37 -03:00
pending_status.severity = (uint8_t)SEVERITY_LOW;
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va_start(arg_list, fmt);
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hal.util->vsnprintf_P((char *)pending_status.text,
sizeof(pending_status.text), fmt, arg_list);
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va_end(arg_list);
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mavlink_send_message(MAVLINK_COMM_0, MSG_STATUSTEXT, 0);
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if (gcs3.initialised) {
mavlink_send_message(MAVLINK_COMM_1, MSG_STATUSTEXT, 0);
}
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}
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