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authorLorenz Meier <lm@inf.ethz.ch>2014-08-24 11:53:33 +0200
committerLorenz Meier <lm@inf.ethz.ch>2014-08-24 11:53:33 +0200
commita40790985dfdea9386c3b8d9ee29629ec56a7bb7 (patch)
treea2579ef2e2fab15f31626948b9dfddd9211433fe /src
parentccbd5c09316d9f07eeda3c3f6bc07c729dab6c82 (diff)
parent3a029926b432d531f8e85ff73c0578750c171d75 (diff)
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Merge pull request #1309 from PX4/vfrhudbaroalt
vfr_hud mavlink msg: use baro alt
Diffstat (limited to 'src')
-rw-r--r--src/modules/mavlink/mavlink_messages.cpp11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/modules/mavlink/mavlink_messages.cpp b/src/modules/mavlink/mavlink_messages.cpp
index af4d46a36..5a92004a6 100644
--- a/src/modules/mavlink/mavlink_messages.cpp
+++ b/src/modules/mavlink/mavlink_messages.cpp
@@ -774,6 +774,9 @@ private:
MavlinkOrbSubscription *_airspeed_sub;
uint64_t _airspeed_time;
+ MavlinkOrbSubscription *_sensor_combined_sub;
+ uint64_t _sensor_combined_time;
+
/* do not allow top copying this class */
MavlinkStreamVFRHUD(MavlinkStreamVFRHUD &);
MavlinkStreamVFRHUD& operator = (const MavlinkStreamVFRHUD &);
@@ -789,7 +792,9 @@ protected:
_act_sub(_mavlink->add_orb_subscription(ORB_ID(actuator_controls_0))),
_act_time(0),
_airspeed_sub(_mavlink->add_orb_subscription(ORB_ID(airspeed))),
- _airspeed_time(0)
+ _airspeed_time(0),
+ _sensor_combined_sub(_mavlink->add_orb_subscription(ORB_ID(sensor_combined))),
+ _sensor_combined_time(0)
{}
void send(const hrt_abstime t)
@@ -799,12 +804,14 @@ protected:
struct actuator_armed_s armed;
struct actuator_controls_s act;
struct airspeed_s airspeed;
+ struct sensor_combined_s sensor_combined;
bool updated = _att_sub->update(&_att_time, &att);
updated |= _pos_sub->update(&_pos_time, &pos);
updated |= _armed_sub->update(&_armed_time, &armed);
updated |= _act_sub->update(&_act_time, &act);
updated |= _airspeed_sub->update(&_airspeed_time, &airspeed);
+ updated |= _sensor_combined_sub->update(&_sensor_combined_time, &sensor_combined);
if (updated) {
mavlink_vfr_hud_t msg;
@@ -813,7 +820,7 @@ protected:
msg.groundspeed = sqrtf(pos.vel_n * pos.vel_n + pos.vel_e * pos.vel_e);
msg.heading = _wrap_2pi(att.yaw) * M_RAD_TO_DEG_F;
msg.throttle = armed.armed ? act.control[3] * 100.0f : 0.0f;
- msg.alt = pos.alt;
+ msg.alt = sensor_combined.baro_alt_meter;
msg.climb = -pos.vel_d;
_mavlink->send_message(MAVLINK_MSG_ID_VFR_HUD, &msg);