def create_uas_logs(self, user, entries):
"""Create a list of uas telemetry logs.
Args:
user: User to create logs for.
entries: List of (lat, lon, alt) tuples for each entry.
Returns:
List of UasTelemetry objects
"""
ret = []
for (lat, lon, alt) in entries:
pos = GpsPosition()
pos.latitude = lat
pos.longitude = lon
pos.save()
apos = AerialPosition()
apos.altitude_msl = alt
apos.gps_position = pos
apos.save()
log = UasTelemetry()
log.user = user
log.uas_position = apos
log.uas_heading = 0
log.save()
ret.append(log)
return ret
def test_satisfied_waypoints(self):
"""Tests the evaluation of waypoints method."""
data = TESTDATA_MISSIONCONFIG_EVALWAYPOINTS
(waypoint_details, uas_log_details, exp_satisfied) = data
# Create mission config
gpos = GpsPosition()
gpos.latitude = 10
gpos.longitude = 10
gpos.save()
config = MissionConfig()
config.home_pos = gpos
config.emergent_last_known_pos = gpos
config.off_axis_target_pos = gpos
config.sric_pos = gpos
config.air_drop_pos = gpos
config.server_info = self.info
config.save()
# Create waypoints for config
for wpt_id in xrange(len(waypoint_details)):
(lat, lon, alt) = waypoint_details[wpt_id]
pos = GpsPosition()
pos.latitude = lat
pos.longitude = lon
pos.save()
apos = AerialPosition()
apos.altitude_msl = alt
apos.gps_position = pos
apos.save()
wpt = Waypoint()
wpt.position = apos
wpt.order = wpt_id
wpt.save()
config.mission_waypoints.add(wpt)
config.save()
# Create UAS telemetry logs
uas_logs = []
user = User.objects.create_user('testuser', '*****@*****.**',
'testpass')
for (lat, lon, alt) in uas_log_details:
pos = GpsPosition()
pos.latitude = lat
pos.longitude = lon
pos.save()
apos = AerialPosition()
apos.altitude_msl = alt
apos.gps_position = pos
apos.save()
log = UasTelemetry()
log.user = user
log.uas_position = apos
log.uas_heading = 0
log.save()
uas_logs.append(log)
# Assert correct satisfied waypoints
wpts_satisfied = config.satisfied_waypoints(uas_logs)
self.assertEqual(wpts_satisfied, exp_satisfied)
def create_uas_logs(self, user, entries):
"""Create a list of uas telemetry logs.
Args:
user: User to create logs for.
entries: List of (lat, lon, alt) tuples for each entry.
Returns:
List of UasTelemetry objects
"""
ret = []
for (lat, lon, alt) in entries:
pos = GpsPosition()
pos.latitude = lat
pos.longitude = lon
pos.save()
apos = AerialPosition()
apos.altitude_msl = alt
apos.gps_position = pos
apos.save()
log = UasTelemetry()
log.user = user
log.uas_position = apos
log.uas_heading = 0
log.save()
ret.append(log)
return ret
def test_satisfied_waypoints(self):
"""Tests the evaluation of waypoints method."""
data = TESTDATA_MISSIONCONFIG_EVALWAYPOINTS
(waypoint_details, uas_log_details, exp_satisfied) = data
# Create mission config
gpos = GpsPosition()
gpos.latitude = 10
gpos.longitude = 10
gpos.save()
config = MissionConfig()
config.home_pos = gpos
config.emergent_last_known_pos = gpos
config.off_axis_target_pos = gpos
config.sric_pos = gpos
config.air_drop_pos = gpos
config.server_info = self.info
config.save()
# Create waypoints for config
for wpt_id in xrange(len(waypoint_details)):
(lat, lon, alt) = waypoint_details[wpt_id]
pos = GpsPosition()
pos.latitude = lat
pos.longitude = lon
pos.save()
apos = AerialPosition()
apos.altitude_msl = alt
apos.gps_position = pos
apos.save()
wpt = Waypoint()
wpt.position = apos
wpt.order = wpt_id
wpt.save()
config.mission_waypoints.add(wpt)
config.save()
# Create UAS telemetry logs
uas_logs = []
user = User.objects.create_user('testuser', '*****@*****.**',
'testpass')
for (lat, lon, alt) in uas_log_details:
pos = GpsPosition()
pos.latitude = lat
pos.longitude = lon
pos.save()
apos = AerialPosition()
apos.altitude_msl = alt
apos.gps_position = pos
apos.save()
log = UasTelemetry()
log.user = user
log.uas_position = apos
log.uas_heading = 0
log.save()
uas_logs.append(log)
# Assert correct satisfied waypoints
wpts_satisfied = config.satisfied_waypoints(uas_logs)
self.assertEqual(wpts_satisfied, exp_satisfied)
def postUasPosition(request):
"""Posts the UAS position with a POST request.
User must send a POST request with the following paramters:
latitude: A latitude in decimal degrees.
longitude: A logitude in decimal degrees.
altitude_msl: An MSL altitude in decimal feet.
uas_heading: The UAS heading in decimal degrees. (0=north, 90=east)
"""
# Validate user is logged in to make request
if not request.user.is_authenticated():
return HttpResponseBadRequest('User not logged in. Login required.')
# Validate user made a POST request
if request.method != 'POST':
return HttpResponseBadRequest('Request must be POST request.')
try:
# Get the parameters
latitude = float(request.POST['latitude'])
longitude = float(request.POST['longitude'])
altitude_msl = float(request.POST['altitude_msl'])
uas_heading = float(request.POST['uas_heading'])
except KeyError:
# Failed to get POST parameters
return HttpResponseBadRequest(
'Posting UAS position must contain POST parameters "latitude", '
'"longitude", "altitude_msl", and "uas_heading".')
except ValueError:
# Failed to convert parameters
return HttpResponseBadRequest(
'Failed to convert provided POST parameters to correct form.')
else:
# Check the values make sense
if latitude < -90 or latitude > 90:
return HttpResponseBadRequest(
'Must provide latitude between -90 and 90 degrees.')
if longitude < -180 or longitude > 180:
return HttpResponseBadRequest(
'Must provide longitude between -180 and 180 degrees.')
if uas_heading < 0 or uas_heading > 360:
return HttpResponseBadRequest(
'Must provide heading between 0 and 360 degrees.')
# Store telemetry
gps_position = GpsPosition()
gps_position.latitude = latitude
gps_position.longitude = longitude
gps_position.save()
aerial_position = AerialPosition()
aerial_position.gps_position = gps_position
aerial_position.altitude_msl = altitude_msl
aerial_position.save()
uas_telemetry = UasTelemetry()
uas_telemetry.user = request.user
uas_telemetry.uas_position = aerial_position
uas_telemetry.uas_heading = uas_heading
uas_telemetry.save()
return HttpResponse('UAS Telemetry Successfully Posted.')
def test_evaluate_collision_with_uas(self):
"""Tests the collision with UAS method."""
# Get test data
user = User.objects.create_user('testuser', '*****@*****.**',
'testpass')
user.save()
testdata = TESTDATA_MOVOBST_EVALCOLLISION
(obst_rad, obst_speed, obst_pos, log_details) = testdata
# Create the obstacle
obst = MovingObstacle()
obst.speed_avg = obst_speed
obst.sphere_radius = obst_rad
obst.save()
for pos_id in xrange(len(obst_pos)):
(lat, lon, alt) = obst_pos[pos_id]
gpos = GpsPosition()
gpos.latitude = lat
gpos.longitude = lon
gpos.save()
apos = AerialPosition()
apos.gps_position = gpos
apos.altitude_msl = alt
apos.save()
wpt = Waypoint()
wpt.order = pos_id
wpt.position = apos
wpt.save()
obst.waypoints.add(wpt)
obst.save()
# Create sets of logs
epoch = timezone.now().replace(year=1970,
month=1,
day=1,
hour=0,
minute=0,
second=0,
microsecond=0)
inside_logs = []
outside_logs = []
for (time_sec, inside_pos, outside_pos) in log_details:
log_time = epoch + datetime.timedelta(seconds=time_sec)
logs_pos = [(inside_pos, inside_logs), (outside_pos, outside_logs)]
for (positions, log_list) in logs_pos:
for (lat, lon, alt) in positions:
gpos = GpsPosition()
gpos.latitude = lat
gpos.longitude = lon
gpos.save()
apos = AerialPosition()
apos.gps_position = gpos
apos.altitude_msl = alt
apos.save()
log = UasTelemetry()
log.user = user
log.uas_position = apos
log.uas_heading = 0
log.save()
log.timestamp = log_time
log.save()
log_list.append(log)
# Assert the obstacle correctly computes collisions
log_collisions = [(True, inside_logs), (False, outside_logs)]
for (inside, logs) in log_collisions:
self.assertEqual(obst.evaluate_collision_with_uas(logs), inside)
for log in logs:
self.assertEqual(obst.evaluate_collision_with_uas([log]),
inside)
def test_out_of_bounds(self):
"""Tests the UAS out of bounds method."""
(zone_details, uas_details) = TESTDATA_FLYZONE_EVALBOUNDS
# Create FlyZone objects
zones = []
for (alt_min, alt_max, wpts) in zone_details:
zone = FlyZone()
zone.altitude_msl_min = alt_min
zone.altitude_msl_max = alt_max
zone.save()
for wpt_id in xrange(len(wpts)):
(lat, lon) = wpts[wpt_id]
gpos = GpsPosition()
gpos.latitude = lat
gpos.longitude = lon
gpos.save()
apos = AerialPosition()
apos.gps_position = gpos
apos.altitude_msl = 0
apos.save()
wpt = Waypoint()
wpt.order = wpt_id
wpt.position = apos
wpt.save()
zone.boundary_pts.add(wpt)
zone.save()
zones.append(zone)
# For each user, validate time out of bounds
user_id = 0
epoch = timezone.now().replace(year=1970,
month=1,
day=1,
hour=0,
minute=0,
second=0,
microsecond=0)
for exp_out_of_bounds_time, uas_log_details in uas_details:
# Create the logs
user = User.objects.create_user('testuser%d' % user_id,
'*****@*****.**', 'testpass')
user_id += 1
uas_logs = []
for (lat, lon, alt, timestamp) in uas_log_details:
gpos = GpsPosition()
gpos.latitude = lat
gpos.longitude = lon
gpos.save()
apos = AerialPosition()
apos.gps_position = gpos
apos.altitude_msl = alt
apos.save()
log = UasTelemetry()
log.user = user
log.uas_position = apos
log.uas_heading = 0
log.save()
log.timestamp = epoch + datetime.timedelta(seconds=timestamp)
log.save()
uas_logs.append(log)
# Assert out of bounds time matches expected
out_of_bounds_time = FlyZone.out_of_bounds(zones, uas_logs)
self.assertAlmostEqual(out_of_bounds_time, exp_out_of_bounds_time)
def test_evaluate_collision_with_uas(self):
"""Tests the collision with UAS method."""
# Get test data
user = User.objects.create_user('testuser', '*****@*****.**',
'testpass')
user.save()
testdata = TESTDATA_MOVOBST_EVALCOLLISION
(obst_rad, obst_speed, obst_pos, log_details) = testdata
# Create the obstacle
obst = MovingObstacle()
obst.speed_avg = obst_speed
obst.sphere_radius = obst_rad
obst.save()
for pos_id in xrange(len(obst_pos)):
(lat, lon, alt) = obst_pos[pos_id]
gpos = GpsPosition()
gpos.latitude = lat
gpos.longitude = lon
gpos.save()
apos = AerialPosition()
apos.gps_position = gpos
apos.altitude_msl = alt
apos.save()
wpt = Waypoint()
wpt.order = pos_id
wpt.position = apos
wpt.save()
obst.waypoints.add(wpt)
obst.save()
# Create sets of logs
epoch = timezone.now().replace(year=1970,
month=1,
day=1,
hour=0,
minute=0,
second=0,
microsecond=0)
inside_logs = []
outside_logs = []
for (time_sec, inside_pos, outside_pos) in log_details:
log_time = epoch + datetime.timedelta(seconds=time_sec)
logs_pos = [(inside_pos, inside_logs), (outside_pos, outside_logs)]
for (positions, log_list) in logs_pos:
for (lat, lon, alt) in positions:
gpos = GpsPosition()
gpos.latitude = lat
gpos.longitude = lon
gpos.save()
apos = AerialPosition()
apos.gps_position = gpos
apos.altitude_msl = alt
apos.save()
log = UasTelemetry()
log.user = user
log.uas_position = apos
log.uas_heading = 0
log.save()
log.timestamp = log_time
log.save()
log_list.append(log)
# Assert the obstacle correctly computes collisions
log_collisions = [(True, inside_logs), (False, outside_logs)]
for (inside, logs) in log_collisions:
self.assertEqual(obst.evaluate_collision_with_uas(logs), inside)
for log in logs:
self.assertEqual(obst.evaluate_collision_with_uas([log]),
inside)
def test_out_of_bounds(self):
"""Tests the UAS out of bounds method."""
(zone_details, uas_details) = TESTDATA_FLYZONE_EVALBOUNDS
# Create FlyZone objects
zones = []
for (alt_min, alt_max, wpts) in zone_details:
zone = FlyZone()
zone.altitude_msl_min = alt_min
zone.altitude_msl_max = alt_max
zone.save()
for wpt_id in xrange(len(wpts)):
(lat, lon) = wpts[wpt_id]
gpos = GpsPosition()
gpos.latitude = lat
gpos.longitude = lon
gpos.save()
apos = AerialPosition()
apos.gps_position = gpos
apos.altitude_msl = 0
apos.save()
wpt = Waypoint()
wpt.order = wpt_id
wpt.position = apos
wpt.save()
zone.boundary_pts.add(wpt)
zone.save()
zones.append(zone)
# For each user, validate time out of bounds
user_id = 0
epoch = timezone.now().replace(
year=1970,
month=1,
day=1,
hour=0,
minute=0,
second=0,
microsecond=0)
for exp_out_of_bounds_time, uas_log_details in uas_details:
# Create the logs
user = User.objects.create_user('testuser%d' % user_id,
'*****@*****.**', 'testpass')
user_id += 1
uas_logs = []
for (lat, lon, alt, timestamp) in uas_log_details:
gpos = GpsPosition()
gpos.latitude = lat
gpos.longitude = lon
gpos.save()
apos = AerialPosition()
apos.gps_position = gpos
apos.altitude_msl = alt
apos.save()
log = UasTelemetry()
log.user = user
log.uas_position = apos
log.uas_heading = 0
log.save()
log.timestamp = epoch + datetime.timedelta(seconds=timestamp)
log.save()
uas_logs.append(log)
# Assert out of bounds time matches expected
out_of_bounds_time = FlyZone.out_of_bounds(zones, uas_logs)
self.assertAlmostEqual(out_of_bounds_time, exp_out_of_bounds_time)