def handle_new_payload_position(data):
_lat = data['lat']
_lon = data['lon']
_alt = data['alt']
_time_dt = data['time_dt']
_callsign = data['callsign']
_short_time = _time_dt.strftime("%H:%M:%S")
if _callsign not in current_payloads:
# New callsign! Create entries in data stores.
current_payload_tracks[_callsign] = GenericTrack()
current_payloads[_callsign] = {
'telem': {
'callsign': _callsign,
'position': [_lat, _lon, _alt],
'max_alt': 0.0,
'vel_v': 0.0,
'speed': 0.0,
'short_time': _short_time,
'time_to_landing': "",
'server_time': time.time()
},
'path': [],
'pred_path': [],
'pred_landing': [],
'burst': [],
'abort_path': [],
'abort_landing': [],
'max_alt': 0.0,
'snr': -255.0
}
# Add new data into the payload's track, and get the latest ascent rate.
current_payload_tracks[_callsign].add_telemetry({
'time': _time_dt,
'lat': _lat,
'lon': _lon,
'alt': _alt,
'comment': _callsign
})
_state = current_payload_tracks[_callsign].get_latest_state()
if _state != None:
_vel_v = _state['ascent_rate']
_speed = _state['speed']
# If this payload is in descent, calculate the time to landing.
# Use < -1.0, to avoid jitter when the payload is on the ground.
if _vel_v < -1.0:
# Try and get the altitude of the chase car - we use this as the expected 'ground' level.
_car_state = car_track.get_latest_state()
if _car_state != None:
_ground_asl = _car_state['alt']
else:
_ground_asl = 0.0
# Calculate
_ttl = time_to_landing(_alt, _vel_v, ground_asl=_ground_asl)
if _ttl is None:
_ttl = ""
elif _ttl == 0:
_ttl = "LANDED"
else:
_min = _ttl // 60
_sec = _ttl % 60
_ttl = "%02d:%02d" % (_min, _sec)
else:
_ttl = ""
else:
_vel_v = 0.0
_ttl = ""
# Now update the main telemetry store.
current_payloads[_callsign]['telem'] = {
'callsign': _callsign,
'position': [_lat, _lon, _alt],
'vel_v': _vel_v,
'speed': _speed,
'short_time': _short_time,
'time_to_landing': _ttl,
'server_time': time.time()
}
current_payloads[_callsign]['path'].append([_lat, _lon, _alt])
# Copy out any extra fields we may want to pass onto the GUI.
for _field in EXTRA_FIELDS:
if _field in data:
current_payloads[_callsign]['telem'][_field] = data[_field]
# Check if the current payload altitude is higher than our previous maximum altitude.
if _alt > current_payloads[_callsign]['max_alt']:
current_payloads[_callsign]['max_alt'] = _alt
# Add the payload maximum altitude into the telemetry snapshot dictionary.
current_payloads[_callsign]['telem']['max_alt'] = current_payloads[
_callsign]['max_alt']
# Update the web client.
flask_emit_event('telemetry_event', current_payloads[_callsign]['telem'])
# Add the position into the logger
chase_logger.add_balloon_telemetry(data)
def handle_new_payload_position(data, log_position=True):
_lat = data["lat"]
_lon = data["lon"]
_alt = data["alt"]
_time_dt = data["time_dt"]
_callsign = data["callsign"]
_short_time = _time_dt.strftime("%H:%M:%S")
if _callsign not in current_payloads:
# New callsign! Create entries in data stores.
current_payload_tracks[_callsign] = GenericTrack()
current_payloads[_callsign] = {
"telem": {
"callsign": _callsign,
"position": [_lat, _lon, _alt],
"max_alt": 0.0,
"vel_v": 0.0,
"speed": 0.0,
"short_time": _short_time,
"time_to_landing": "",
"server_time": time.time(),
},
"path": [],
"pred_path": [],
"pred_landing": [],
"burst": [],
"abort_path": [],
"abort_landing": [],
"max_alt": 0.0,
"snr": -255.0,
}
# Add new data into the payload's track, and get the latest ascent rate.
current_payload_tracks[_callsign].add_telemetry({
"time": _time_dt,
"lat": _lat,
"lon": _lon,
"alt": _alt,
"comment": _callsign
})
_state = current_payload_tracks[_callsign].get_latest_state()
if _state != None:
_vel_v = _state["ascent_rate"]
_speed = _state["speed"]
# If this payload is in descent, calculate the time to landing.
# Use < -1.0, to avoid jitter when the payload is on the ground.
if _vel_v < -1.0:
# Try and get the altitude of the chase car - we use this as the expected 'ground' level.
_car_state = car_track.get_latest_state()
if _car_state != None:
_ground_asl = _car_state["alt"]
else:
_ground_asl = 0.0
# Calculate
_ttl = time_to_landing(_alt, _vel_v, ground_asl=_ground_asl)
if _ttl is None:
_ttl = ""
elif _ttl == 0:
_ttl = "LANDED"
else:
_min = _ttl // 60
_sec = _ttl % 60
_ttl = "%02d:%02d" % (_min, _sec)
else:
_ttl = ""
else:
_vel_v = 0.0
_ttl = ""
# Now update the main telemetry store.
current_payloads[_callsign]["telem"] = {
"callsign": _callsign,
"position": [_lat, _lon, _alt],
"vel_v": _vel_v,
"speed": _speed,
"short_time": _short_time,
"time_to_landing": _ttl,
"server_time": time.time(),
}
current_payloads[_callsign]["path"].append([_lat, _lon, _alt])
# Copy out any extra fields we may want to pass onto the GUI.
for _field in EXTRA_FIELDS:
if _field in data:
current_payloads[_callsign]["telem"][_field] = data[_field]
# Check if the current payload altitude is higher than our previous maximum altitude.
if _alt > current_payloads[_callsign]["max_alt"]:
current_payloads[_callsign]["max_alt"] = _alt
# Add the payload maximum altitude into the telemetry snapshot dictionary.
current_payloads[_callsign]["telem"]["max_alt"] = current_payloads[
_callsign]["max_alt"]
# Update the web client.
flask_emit_event("telemetry_event", current_payloads[_callsign]["telem"])
# Add the position into the logger
if chase_logger and log_position:
chase_logger.add_balloon_telemetry(data)
else:
logging.debug("Point not logged.")
