def test_dest(start):
dest = 'EHAM'
if start:
stack.stack("CRE KLM10 B747 52 4 000 FL100 250")
stack.stack("KLM10 DEST %s"%dest)
else:
return traf.ap.dest[0] == dest
def drawapprwy(apt,rwy,rwylat,rwylon,rwyhdg):
# Draw approach ILS arrow
Lapp = 7. # [nm] length of approach path drawn
phi = 5. # [deg] angle of half the arrow
# Calculate arrow (T = Threshold runway):
# /------------- L (left)
# /-----------/ /
# T -------------------------------------- A (approach)
# \-----------\ \
# \--------------R (right)
#
applat,applon = kwikpos(rwylat,rwylon,(rwyhdg+180)%360.,Lapp)
rightlat,rightlon = kwikpos(rwylat,rwylon,(rwyhdg+180-phi)%360,Lapp*1.1)
leftlat,leftlon = kwikpos(rwylat,rwylon,(rwyhdg+180+phi)%360,Lapp*1.1)
# Make arguments for POLYLINE command
T = str(rwylat)+","+str(rwylon)
A = str(applat)+","+str(applon)
L = str(leftlat)+","+str(leftlon)
R = str(rightlat)+","+str(rightlon)
stack.stack("POLYLINE "+apt+rwy+"-A,"+",".join([T,A,L,T,R,A]))
return apt+rwy+"-A"
def test_orig(start):
orig = 'EHAM'
if start:
stack.stack("CRE KLM10 B747 52 4 000 FL100 250")
stack.stack("KLM10 ORIG %s"%orig)
else:
return traf.ap.orig[0] == orig
def event(self, eventname, eventdata, sender_rte):
#print('Node {} received {} data from {}'.format(self.node_id, eventname, sender_id))
print('SIM EVT: {0} {1}'.format(eventname, eventdata))
# Keep track of event processing
event_processed = False
if eventname == b'STACKCMD':
# We received a single stack command. Add it to the existing stack
stack.stack(eventdata, sender_rte)
event_processed = True
elif eventname == b'BATCH':
# We are in a batch simulation, and received an entire scenario. Assign it to the stack.
self.reset()
stack.set_scendata(eventdata['scentime'], eventdata['scencmd'])
self.op()
event_processed = True
elif eventname == b'QUIT':
# BlueSky is quitting
self.quit()
elif eventname == b'GETSIMSTATE':
# Send list of stack functions available in this sim to gui at start
stackdict = {cmd: val[0][len(cmd) + 1:] for cmd, val in stack.cmddict.items()}
shapes = [shape.raw for shape in areafilter.areas.values()]
simstate = dict(pan=bs.scr.def_pan, zoom=bs.scr.def_zoom, stackcmds=stackdict, shapes=shapes)
self.send_event(b'SIMSTATE', simstate, target=sender_rte)
else:
# This is either an unknown event or a gui event.
event_processed = bs.scr.event(eventname, eventdata, sender_rte)
return event_processed
def update():
global commandnames, fnumber, teststart, timer
if fnumber < len(commandnames):
# form function name
func = "test_"+ commandnames[fnumber].lower()
timer = sim.simt
# if function exists
if func in globals().keys():
# run the test and get result
result = globals()[func](teststart)
teststart = False
if result != None:
stack.stack("ECHO "+commandnames[fnumber]+" DOES %sWORK" % ("" if result else "NOT ") )
# Prepare for next test function
fnumber += 1
teststart = True
# reset traffic to get rid of unnecessary crap
traf.reset()
else:
# if function does not exist - keep looping
fnumber += 1
#stack.stack("ECHO "+func+" DOES NOT EXIST")
else:
stack.stack("RESET")
stack.stack("PAUSE")
stack.stack("ECHO FINISHED PERFORMING STACKCHECK")
stack.stack("PLUGIN REMOVE STACKCHECK")
def drawdeprwy(apt,rwy,rwylat,rwylon,rwyhdg):
# Draw approach ILS arrow
Ldep = 5. # [nm] length of approach path drawn
phi = 3. # [deg] angle of half the arrow
# Calculate arrow (T = Threshold runway):
# L (left)
# /
# D ------------------------------------- T (approach)
# \
# R (right)
#
deplat,deplon = kwikpos(rwylat,rwylon,rwyhdg%360.,Ldep*1.1)
rightlat,rightlon = kwikpos(rwylat,rwylon,(rwyhdg+phi)%360,Ldep)
leftlat,leftlon = kwikpos(rwylat,rwylon,(rwyhdg-phi)%360,Ldep)
# Make arguments for POLYLINE command
T = str(rwylat)+","+str(rwylon)
D = str(deplat)+","+str(deplon)
L = str(leftlat)+","+str(leftlon)
R = str(rightlat)+","+str(rightlon)
stack.stack("POLYLINE " + apt + rwy + "-D," + ",".join([R,D,L,D,T]))
return apt + rwy + "-D"
def drawrwy(aptname,cmdargs,aptlat,aptlon,drawfunction):
rwnames = []
for rwy in cmdargs:
if rwy[0] == "R":
success, rwyposobj = txt2pos(aptname + "/" + rwy, aptlat, aptlon)
else:
success, rwyposobj = txt2pos(aptname + "/RW" + rwy, aptlat, aptlon)
if not success:
success,rwyposobj = txt2pos(aptname,aptlat,aptlon)
if success:
rwydigits = rwy.lstrip("RWY").lstrip("RW")
# Look up runwayhdg
try:
rwyhdg = navdb.rwythresholds[aptname][rwydigits][2]
except:
try:
rwyhdg = navdb.rwythresholds[aptname][rwydigits.lstrip("0")][2]
except:
rwyhdg = 10.*int(rwydigits.rstrip("LCR").lstrip("0"))
rwnames.append(drawfunction(aptname, rwy, rwyposobj.lat, rwyposobj.lon, rwyhdg))
else:
# Use airport lat,lon en given heading
stack.stack("ECHO TARFGEN RUNWAY "+aptname+"/"+rwy+" NOT FOUND")
return rwnames
def toggle(self, flag=None):
if flag:
self.connected = True
stack.stack('OP')
return True, 'Connecting to OpenSky'
else:
self.connected = False
return True, 'Stopping the requests'
def setspd(self,cmdargs):
if len(cmdargs)==1:
spd = txt2spd(cmdargs[0])
self.startspdmin = spd
self.startapdmax = spd
elif len(cmdargs)>1:
spd0,spd1 = txt2spd(cmdargs[0]),txt2spd(cmdargs[1])
self.startspdmin = min(spd0,spd1)
self.startspdmax = max(spd0,spd1)
else:
stack.stack("ECHO "+self.name+" SPD "+str(self.startaltmin)+" "+str(self.startaltmax))
def setalt(self,cmdargs):
if len(cmdargs)==1:
alt = txt2alt(cmdargs[0])
self.startaltmin = alt
self.startaltmax = alt
elif len(cmdargs)>1:
alt0,alt1 = txt2alt(cmdargs[0]),txt2alt(cmdargs[1])
self.startaltmin = min(alt0,alt1)
self.startaltmax = max(alt0,alt1)
else:
stack.stack("ECHO "+self.name+" ALT "+str(self.startaltmin)+" "+str(self.startaltmax))
def test_spd(start):
global starttime, timer
timelimit = 60.
if start:
stack.stack("CRE KLM10 B747 52 4 000 59 250")
stack.stack("KLM10 SPD 300")
starttime = timer
else:
closeenough = 295 *kts <= traf.cas[0] < 305*kts
if timer-starttime > timelimit or closeenough:
return closeenough
def remove_outdated_ac(self):
"""House keeping, remove old entries (offline > 100s)"""
for addr, ac in list(self.acpool.items()):
if 'ts' in ac:
# threshold, remove ac after 90 seconds of no-seen
if (int(time.time()) - ac['ts']) > 100:
del self.acpool[addr]
# remove from sim traffic
if 'callsign' in ac:
stack.stack('DEL %s' % ac['callsign'])
return
def test_alt(start):
global starttime, timer
timelimit = 60.
fl = 100
if start:
stack.stack("CRE KLM10 B747 52 4 000 FL99 250")
stack.stack("KLM10 ALT FL%s" %fl)
starttime = timer
else:
closeenough = (fl*100 - 10) * ft <= traf.alt[0] < (fl*100 + 10) * ft
if (timer - starttime) > timelimit or closeenough:
return closeenough
def test_hdg(start):
global starttime, timer
timelimit = 70. # seconds
new_heading = 170
if start:
stack.stack("CRE KLM10 B747 52 4 000 FL100 250")
stack.stack("KLM10 HDG %s"%new_heading)
starttime = timer
else:
closeenough = (new_heading - 1) <= traf.hdg[0] < (new_heading + 1)
if (timer - starttime) > timelimit or closeenough:
return closeenough
def create(self, *args):
if len(args) == 0:
pass
if len(args) == 4:
self.lat0, self.lon0, self.lat1, self.lon1 = args
self.year, self.month, self.day = bs.sim.utc.year, bs.sim.utc.month, bs.sim.utc.day
self.hour = bs.sim.utc.hour
elif len(args) == 8:
self.lat0, self.lon0, self.lat1, self.lon1, \
self.year, self.month, self.day, self.hour = args
# round hour to 3 hours, check if it is a +3h prediction
self.hour = round(self.hour / 3) * 3
if self.hour in [3, 9, 15, 21]:
self.hour = self.hour - 3
pred = 3
else:
pred = 0
txt = "Loading wind field for %s-%s-%s %s:00..." % (self.year, self.month, self.day, self.hour)
bs.scr.echo("%s" % txt)
grb = self.fetch_grb(self.year, self.month, self.day, self.hour, pred)
if grb is None:
return False, "Wind data not exist in area [%d, %d], [%d, %d]. " \
% (self.lat0, self.lat1, self.lon0, self.lon1) \
+ "time: %04d-%02d-%02d %02d:00" \
% (self.year, self.month, self.day, self.hour)
# first clear exisiting wind field
stack.stack('DEL wind')
# add new wind field
data = self.extract_wind(grb, self.lat0, self.lon0, self.lat1, self.lon1)
df = pd.DataFrame(data.T, columns=['lat','lon','alt','vx','vy'])
df['dir'] = np.degrees(np.arctan2(df.vx, df.vy))
df['spd'] = np.sqrt(df.vx**2 + df.vy**2)
for (lat, lon), d in df.groupby(['lat', 'lon']):
cmd = "WIND %d,%d," % (lat, lon)
for idx, r in d.iterrows():
cmd += "%d,%d,%d," % (r.alt, r.dir, r.spd)
stack.stack(cmd)
return True, "Wind field update in area [%d, %d], [%d, %d]. " \
% (self.lat0, self.lat1, self.lon0, self.lon1) \
+ "time: %04d-%02d-%02d %02d:00" \
% (self.year, self.month, self.day, self.hour)
def test_addwpt(start):
global starttime, timer
timelimit = 120
if start:
# Create a waypoint which does not lie on the aircraft path
stack.stack("CRE KLM10 B747 52 4 000 FL99 150")
stack.stack("KLM10 ADDWPT 52 4.1")
starttime = timer
else:
# When the aircraft reaches the waypoint, return success
_, d = geo.qdrdist(52,4.1,traf.lat[0],traf.lon[0])
closeenough = d < 0.2 # d is measured in nm
if timer-starttime>timelimit or closeenough:
return closeenough
def stack_all_commands(self):
"""create and stack command"""
params = ('lat', 'lon', 'alt', 'speed', 'heading', 'callsign')
for i, d in list(self.acpool.items()):
# check if all needed keys are in dict
if set(params).issubset(d):
acid = d['callsign']
# check is aircraft is already beening displayed
if(traf.id2idx(acid) < 0):
mdl = self.default_ac_mdl
v = aero.tas2cas(d['speed'], d['alt'] * aero.ft)
cmdstr = 'CRE %s, %s, %f, %f, %f, %d, %d' % \
(acid, mdl, d['lat'], d['lon'],
d['heading'], d['alt'], v)
stack.stack(cmdstr)
else:
cmdstr = 'MOVE %s, %f, %f, %d' % \
(acid, d['lat'], d['lon'], d['alt'])
stack.stack(cmdstr)
cmdstr = 'HDG %s, %f' % (acid, d['heading'])
stack.stack(cmdstr)
v_cas = aero.tas2cas(d['speed'], d['alt'] * aero.ft)
cmdstr = 'SPD %s, %f' % (acid, v_cas)
stack.stack(cmdstr)
return
def toggle(self, flag=None):
if flag is None:
if self.isConnected():
return True, 'Connected to %s on port %s' % (settings.modeS_host, settings.modeS_port)
else:
return True, 'Not connected'
elif flag:
self.connectToHost(settings.modeS_host, settings.modeS_port)
stack.stack('OP')
return True, 'Connecting to %s on port %s' % (settings.modeS_host, settings.modeS_port)
else:
self.disconnectFromHost()
return True
def sethdg(self,cmdargs):
if len(cmdargs)==1:
hdg = float(cmdargs[0])
self.starthdgmin = hdg
self.starthdgmax = hdg
elif len(cmdargs)>1:
hdg0,hdg1 = float(cmdargs[0]),float(cmdargs[1])
hdg0,hdg1 = min(hdg0,hdg1),max(hdg0,hdg1)
if hdg1-hdg0>180.:
hdg0,hdg1 = hdg1-360,hdg0
self.starthdgmin = hdg0
self.starthdgmax = hdg1
else:
stack.stack("ECHO "+self.name+" HDG "+str(self.starthdgmin)+" "+str(self.starthdgmax))
def stack_all_commands(self):
"""create and stack command"""
params = ('lat', 'lon', 'alt', 'speed', 'heading', 'callsign')
for i, d in self.acpool.items():
# check if all needed keys are in dict
if set(params).issubset(d):
acid = d['callsign']
# check is aircraft is already beening displayed
if(traf.id2idx(acid) < 0):
mdl = self.default_ac_mdl
v = aero.tas2cas(d['speed'], d['alt'] * aero.ft)
cmdstr = 'CRE %s, %s, %f, %f, %f, %d, %d' % \
(acid, mdl, d['lat'], d['lon'],
d['heading'], d['alt'], v)
stack.stack(cmdstr)
else:
cmdstr = 'MOVE %s, %f, %f, %d' % \
(acid, d['lat'], d['lon'], d['alt'])
stack.stack(cmdstr)
cmdstr = 'HDG %s, %f' % (acid, d['heading'])
stack.stack(cmdstr)
v_cas = aero.tas2cas(d['speed'], d['alt'] * aero.ft)
cmdstr = 'SPD %s, %f' % (acid, v_cas)
stack.stack(cmdstr)
return
def toggle(self, flag=None):
if flag is None:
if self.isConnected():
return True, 'Connected to %s on port %s' % (settings.modeS_host, settings.modeS_port)
else:
return True, 'Not connected'
elif flag:
self.connectToHost(settings.modeS_host, settings.modeS_port)
stack.stack('OP')
return True, 'Connecting to %s on port %s' % (settings.modeS_host, settings.modeS_port)
else:
self.disconnectFromHost()
return True
def perform_action(self, i, action):
if action < 3:
traf_alt = int(traf.alt[i] / ft)
new_alt = int(round((traf_alt + ACTIONS[action])))
alt = max(CONSTRAINTS["alt"]["min"],
min(CONSTRAINTS["alt"]["max"], new_alt))
# print(traf_alt, alt)
stack.stack("{} alt {}".format(traf.id[i], alt))
elif action == 4:
traf_alt = traf.alt[i] / ft
new_alt = int(round((traf_alt)))
def sethdg(self,cmdargs):
if len(cmdargs)==1:
hdg = float(cmdargs[0])
self.starthdgmin = hdg
self.starthdgmax = hdg
elif len(cmdargs)>1:
hdg0,hdg1 = float(cmdargs[0]),float(cmdargs[1])
hdg0,hdg1 = min(hdg0,hdg1),max(hdg0,hdg1)
if hdg1-hdg0>180.:
hdg0,hdg1 = hdg1-360,hdg0
self.starthdgmin = hdg0
self.starthdgmax = hdg1
else:
stack.stack("ECHO "+self.name+" HDG "+str(self.starthdgmin)+" "+str(self.starthdgmax))
def test_wind(start):
global starttime, timer
timelimit = 20
if start:
# Create a very strong headwind
cas = 250
tas = vcas2tas(cas*kts,10000*ft)/kts
stack.stack("CRE KLM10 B747 52 4 000 FL100 "+str(int(cas)))
# Mind that wind is defined in the direction that it is coming from
stack.stack("WIND 52 4 FL100 000 "+str(int(tas)))
starttime = timer
elif timer-starttime>timelimit:
# If the aircraft did not move
_, d = geo.qdrdist(52,4,traf.lat[0],traf.lon[0])
return d < 0.1 # d is measured in nm
def initilise(self):
coords = None
string = f'POLY {self.name}'
origin = []
for i, point in enumerate(self.points):
if i == 0:
origin = [point["lat"], point["lon"]]
coords = []
string += f' {point["lat"]},{point["lon"]}'
coords = np.append(coords, [point["lat"], point["lon"]])
coords = np.append(coords, [origin])
# areafilter.defineArea(areaname=self.name,
# areatype='POLY', coordinates=np.array(coords))
stack(string)
def test_eng(start):
""" at a moment the engine change DOES result in performance coefficient change
in accordance with a new engine, but the engine id/type is not changed
"""
global starttime, timer
timelimit = 5. # seconds
if start:
stack.stack("CRE KLM10 B747 52 4 000 FL100 250")
starttime = timer
# elif timer - starttime < timelimit:
# print(traf.perf.engines)
# print("eng type before change", traf.perf.etype[0])
# stack.stack("ENG KLM10 RB211-22B")
# print("eng type after change", traf.perf.etype[0])
else:
return False
def _next(self):
self.ensembles = traf.wind.ens
if self.current_scn > len(self.ic)-1: # if end of scns?)
if self.current_ens < len(self.ensembles):
self.current_ens = self.current_ens + 1
print(self.current_ens)
stack.stack('load_wind {} {}'.format(self.current_ens, self.nc))
self.current_scn = 0
self._next()
else: # done, store data and go home
df = pd.DataFrame(columns=['id', 'time', 'fuel'], data=self.results_list)
pickle.dump(df, open('output/results.p', 'wb'))
else: # switch to the next scn file
stack.stack('IC batch/{}'.format(self.ic[self.current_scn]))
self.current_scn = self.current_scn + 1
self.takeoff = False
def act5(self):
# Compute 15 degree turn left waypoint.
# Use current speed to compute waypoint.
dqdr = 15
latA = traf.lat[self.acidx]
lonA = traf.lon[self.acidx]
turnrad = traf.tas[self.acidx]**2 / (np.maximum(0.01, np.tan(traf.bank[self.acidx])) * g0) # [m]
#Turn right so add bearing
# qdr = traf.qdr[self.acidx] + 90
latR, lonR = qdrpos(latA, lonA, traf.hdg[self.acidx] - 90, turnrad/nm) # [deg, deg]
# Rotate vector
latB, lonB = qdrpos(latR, lonR, traf.hdg[self.acidx] + 90 - dqdr, turnrad/nm) # [deg, deg]
cmd = "{} BEFORE {} ADDWPT '{},{}'".format(traf.id[self.acidx], traf.ap.route[0].wpname[-2], latB, lonB)
stack.stack(cmd)
def wrapcreate(acid=None,
actype=None,
aclat=None,
aclon=None,
achdg=None,
acalt=None,
acspd=None):
stack.stack("CRE " + ",".join([
acid, actype,
str(aclat),
str(aclon),
str(achdg),
str(acalt / ft),
str(acspd / kts)
]))
return
def resolve():
# Assign reward for previous state-action
if buffer.REWARD_PENDING:
buffer.assign_reward(get_reward_for_action())
# Choose action for current time-step
state = get_state()
q_values = atc_net.forward(state)
action = get_action(q_values)
# Store S, A in buffer (R will be observed later)
buffer.add_state_action(state, action)
# Execute action
new_heading = traf.hdg[traf.id2idx('SELF')] + float(actions_enum[action])
stack.stack(f"HDG SELF {new_heading}")
def action_command(self, action):
for i in range(len(self.idx)):
stack.stack('HDG {} {}'.format(self.idx[i], action[i]))
if len(self.idx)!=0:
obs = self.observation[0] if type(self.observation) == list else self.observation
if (len(obs.shape)==2):
obs = np.expand_dims(obs, axis=0)
# dist = obs[0][:, :, 4]*self.dist_scale
dist = np.asarray(self.dist) #(obs[:,:,4]+1)/2 * self.dist_scale
dist_lim = 10
# print(np.where(np.abs(dist-dist_lim/2)<dist_lim/2))
dist_idx = np.where(np.abs(dist-dist_lim/2)<dist_lim/2)[0]
for idx in dist_idx:
stack.stack('SPD {} 200'.format(self.idx[idx]))
def test_move(start):
# set new values for a MOVE command
new_lat, new_lon = 52, 8
new_alt = 200 # FL
new_hdg = 180 # degrees
new_spd = 300 # CAS in knots
if start:
stack.stack("CRE KLM10 B747 52 4 000 FL100 250")
stack.stack("MOVE KLM10 52 8 FL200 180 300")
else:
# check whether variables are within the reasonable ranges from the set values
close_enough_lat = new_lat - 0.1 <= traf.lat[0] <= new_lat + 0.1
close_enough_lon = new_lon - 0.1 <= traf.lon[0] <= new_lon + 0.1
close_enough_hdg = new_hdg - 1 <= traf.hdg[0] <= new_hdg + 1
close_enough_alt = new_alt * 100 * ft - 10 <= traf.alt[0] <= new_alt * 100 * ft + 10
close_enough_spd = new_spd * kts - 5 <= traf.cas[0] <= new_spd * kts + 5
return close_enough_lat and close_enough_lon and close_enough_hdg and close_enough_alt and close_enough_spd
def test_del(start):
global starttime, timer
if start:
stack.stack("CRE KLM10 B747 52 4 000 59 250")
stack.stack("CRE KLM11 B747 53 4 000 59 250")
stack.stack("CRE KLM12 B747 54 4 000 59 250")
starttime = timer
elif traf.ntraf==3 and timer-starttime<5:
stack.stack("DEL KLM10")
else:
return traf.ntraf==2
def event(self, eventname, eventdata, sender_rte):
print(f'# Sim event: {eventname}')
# Keep track of event processing
event_processed = False
if eventname == b'STACKCMD':
# We received a single stack command. Add it to the existing stack
stack.stack(eventdata, sender_rte)
event_processed = True
elif eventname == b'STEP':
# Step 1 DTMULT's worth of time steps
self.op()
for i in range(int(self.dtmult / self.simdt)):
self.step(True)
self.pause()
self.send_event(b'STEP', data=b'Ok')
elif eventname == b'BATCH':
# We are in a batch simulation, and received an entire scenario. Assign it to the stack.
self.reset()
stack.set_scendata(eventdata['scentime'], eventdata['scencmd'])
self.op()
event_processed = True
elif eventname == b'QUIT':
# BlueSky is quitting
self.quit()
elif eventname == b'GETSIMSTATE':
# Send list of stack functions available in this sim to gui at start
stackdict = {cmd: val[0][len(cmd) + 1:] for cmd, val in stack.cmddict.items()}
shapes = [shape.raw for shape in areafilter.areas.values()]
simstate = dict(pan=bs.scr.def_pan, zoom=bs.scr.def_zoom, stackcmds=stackdict, shapes=shapes)
self.send_event(b'SIMSTATE', simstate, target=sender_rte)
else:
# This is either an unknown event or a gui event.
event_processed = bs.scr.event(eventname, eventdata, sender_rte)
return event_processed
def reset(self):
self.done = np.array([False])
self.los_pairs = []
self.done = []
self.episode += 1
self.prev_traf = 0
self.observation = np.zeros((1,self.state_size))
self.done = np.array([False])
self.idx = []
self.los_pairs = []
self.step_num = 0
if not CONF.train_bool:
scenarios = list(os.walk('./scenario/Bart/test/'))
if (self.episode - int(CONF.load_ep)) == len(scenarios[0][-1]):
exit()
self.scn = scenarios[0][-1][self.episode-int(CONF.load_ep)]
print('episode', self.episode-int(CONF.load_ep))
stack.stack('open ./scenario/Bart/test/{}'.format(self.scn))
# if env.episode<100:
# scenarios = list(os.walk('./scenario/Bart/multi/easy/'))
# self.scn = random.choice(scenarios[0][-1])
# stack.stack('open ./scenario/Bart/multi/easy/{}'.format(self.scn))
#
# elif env.episode<250:
# scenarios = list(os.walk('./scenario/Bart/multi/medium/'))
# self.scn = random.choice(scenarios[0][-1])
# stack.stack('open ./scenario/Bart/multi/medium/{}'.format(self.scn))
#
# else:
# scenarios = list(os.walk('./scenario/Bart/multi/hard/'))
# self.scn = random.choice(scenarios[0][-1])
# stack.stack('open ./scenario/Bart/multi/hard/{}'.format(self.scn))
else:
scenarios = list(os.walk('./scenario/Bart/formations/'))
self.scn = random.choice(scenarios[0][-1])
stack.stack('open ./scenario/Bart/formations/{}'.format(self.scn))
def init_plugin():
global fnumber, commandnames, teststart
# Run the time
stack.stack("OP")
stack.stack("FF")
# Reset the traffic simulation
traf.reset()
commandnames = list(stack.cmddict.keys())
# Make a list of testing functions
fnumber = 0
teststart = True
# Configuration parameters
config = {
# The name of your plugin
'plugin_name': 'STACKCHECK',
# The type of this plugin. For now, only simulation plugins are possible.
'plugin_type': 'sim',
'update': update,
'preupdate': preupdate
}
stackfunctions = {
# The command name for your function
'MYFUN': [
# A short usage string. This will be printed if you type HELP <name> in the BlueSky console
'MYFUN ON/OFF',
# A list of the argument types your function accepts. For a description of this, see ...
'[onoff]',
# The name of your function in this plugin
myfun,
# a longer help text of your function.
'Print something to the bluesky console based on the flag passed to MYFUN.']
}
# init_plugin() should always return these two dicts.
return config, stackfunctions
def step(self):
self.step_num += 1
self.prev_observation = self.observation
self.observation = self.generate_observation()
# Check termination conditions
# self.los_pairs = detect_los(traf, traf, traf.asas.R, traf.asas.dh)
# Add in 9999999 for vertical protection zone to ignore vertical separation
self.los_pairs = detect_los(traf, traf, traf.asas.R, 9999999)
self.check_reached()
self.generate_reward()
# print('rew', self.reward)
done = True if self.done.all() == True else False
done_idx = np.where(self.done == True)[0]
for idx in done_idx:
stack.stack("DEL {}".format(traf.id[idx]))
# There is a mismatch between the aircraft size in the observation returned for the replay memory and the
# observation required to select actions when an aircraft is deleted. Therefore two separate observations must
# be used.
replay_observation = self.observation
if type(self.observation)==list:
self.observation[0] = np.delete(self.observation[0], done_idx, 0)
if self.observation[0].shape[0]==0:
self.observation[1] = np.delete(self.observation[1], np.arange(self.observation[1].shape[0]), 0)
else:
mask = np.ones(self.observation[1].shape, dtype=np.bool)
for idx in done_idx:
mask[idx, :, :] = 0
if idx == 0 and mask.shape[1]==0:
mask[:,:,:] = 0
else:
mask[:, idx, :] = 0
self.observation[1] = self.observation[1][mask].reshape((traf.ntraf - len(done_idx), traf.ntraf - len(done_idx), self.shared_state_size))
else:
self.observation = np.delete(self.observation, done_idx, 0)
self.dist = np.delete(self.dist, done_idx)
self.qdr = np.delete(self.qdr, done_idx)
self.idx = np.delete(traf.id, done_idx)
return self.prev_observation, self.reward, replay_observation, done
def test_mcre(start):
ac_type = 'B747'
alt = 100 # FL
spd = 250 # CAS in knots
ades = 'EHAM' # airport of destination is not checked yet
if start:
stack.stack("MCRE 11")
elif traf.ntraf == 11:
traf.reset()
stack.stack("MCRE 5 %s FL%s %s %s" % (ac_type, alt, spd, ades))
else:
close_enough_alt = np.logical_and(traf.alt <= (alt * 100 * ft + 10),
traf.alt >= (alt * 100 * ft - 10))
close_enough_spd = np.logical_and(traf.cas <= (spd * kts + 10),
traf.cas >= (spd * kts - 10))
return (traf.ntraf == 5 and len(traf.type)==5 and
np.all(close_enough_alt) and np.all(close_enough_spd))
def speed(self, ac_id, ac_target_speed):
# Check whether Vmax is exceeded, if so replace it with Vmax
# print(ac_id)
# print(traf.id[ac_id])
# index = self.idx2id(ac_id)
# print(index)
# This is the target altitude of the next waypoint
# print(traf.ap.route[ac_id].wpalt[traf.ap.route[ac_id].iactwp])
# This is the ac type
# print(traf.type[ac_id])
# Now find the maximum velocity of the ac type corresponding at that altitude
# print(traf.perf.vmo)
# print('The maximum operating mach number is: ', traf.perf.mmo)
# print(traf.tas)
# print('Vmax is: ', traf.perf.asas.vmax)
# Either pick the speed which is put in or the max operating speed
ac_speed = min(traf.perf.mmo[ac_id], ac_target_speed)
# print('\nThe target speed is: ', ac_target_speed)
# print('The max speed is: ', traf.perf.mmo[ac_id])
# print('The selected speed is: ', ac_speed)
stack.stack(f'SPD {traf.id[ac_id]} {ac_speed}')
def geofence(name: 'txt', top: float, bottom: float, *coordinates: float):
''' Create a new geofence from the stack.
Arguments:
- name: The name of the new geofence
- top: The top of the geofence in feet.
- bottom: The bottom of the geofence in feet.
- coordinates: three or more lat/lon coordinates in degrees.
'''
# Add first coordinate to list of coordinates to close border
n = len(coordinates)
if (coordinates[0], coordinates[1]) is not (coordinates[n - 2],
coordinates[n - 1]):
coordinates += (coordinates[0], coordinates[1])
# Create geofence and plot in map
Geofence.geofences[name] = Geofence(name, coordinates, top, bottom)
stack.stack(
f"POLY {name},{','.join([str(coord) for coord in coordinates])}")
return True, f'Created geofence {name}'
def drawrwy(aptname,cmdargs,aptlat,aptlon,drawfunction):
rwnames = []
for rwy in cmdargs:
if rwy[0] == "R":
success, rwyposobj = txt2pos(aptname + "/" + rwy, aptlat, aptlon)
else:
success, rwyposobj = txt2pos(aptname + "/RW" + rwy, aptlat, aptlon)
if success:
rwydigits = rwy.lstrip("RWY").lstrip("RW")
# Look up threshold position
try:
rwyhdg = navdb.rwythresholds[aptname][rwydigits][2]
except:
stack.stack("ECHO TRAFGEN RWY ERROR " + aptname + "/" + rwy + " NOT FOUND")
rwnames.append(drawfunction(aptname, rwy, rwyposobj.lat, rwyposobj.lon, rwyhdg))
else:
stack.stack("ECHO TRAFGEN RWY ERROR " + aptname + "/" + rwy + " NOT FOUND")
return rwnames
def draw_routes(self):
for x in self.departure:
ap = self.departure[x]
for connection in ap["connection"]:
node = self.nodes[connection]
stack(
f'LINE {ap["id"]}{node["id"]} {ap["lat"]},{ap["lon"]} {node["lat"]},{node["lon"]}'
)
for x in self.nodes:
nd = self.nodes[x]
for connection in nd["connection"]:
try:
node = self.nodes[connection]
stack(
f'LINE {nd["id"]}{node["id"]} {nd["lat"]},{nd["lon"]} {node["lat"]},{node["lon"]}'
)
except:
print(f"No node: {connection}")
for x in self.arrival:
nd = self.arrival[x]
for connection in nd["connection"]:
try:
node = self.nodes[connection]
stack(
f'LINE {nd["id"]}{node["id"]} {nd["lat"]},{nd["lon"]} {node["lat"]},{node["lon"]}'
)
except:
print(f"No node: {connection}")
def getnextwp(self):
"""Go to next waypoint and return data"""
if self.flag_landed_runway:
# when landing, LNAV is switched off
lnavon = False
# no further waypoint
nextqdr = -999.
# and the aircraft just needs a fixed heading to
# remain on the runway
# syntax: HDG acid,hdg (deg,True)
name = self.wpname[self.iactwp]
if "RWY" in name:
rwykey = name[8:]
# if it is only RW
else:
rwykey = name[7:]
wphdg = bs.navdb.rwythresholds[name[:4]][rwykey][2]
# keep constant runway heading
stack.stack("HDG " + str(bs.traf.id[self.iac]) + " " + str(wphdg))
# start decelerating
stack.stack("DELAY " + "10 " + "SPD " + str(bs.traf.id[self.iac]) + " " + "10")
# delete aircraft
stack.stack("DELAY " + "42 " + "DEL " + str(bs.traf.id[self.iac]))
return self.wplat[self.iactwp],self.wplon[self.iactwp], \
self.wpalt[self.iactwp],self.wpspd[self.iactwp], \
self.wpxtoalt[self.iactwp],self.wptoalt[self.iactwp],\
lnavon,self.wpflyby[self.iactwp], nextqdr
lnavon = self.iactwp +1 < self.nwp
if lnavon:
self.iactwp += 1
nextqdr = self.getnextqdr()
# in case that there is a runway, the aircraft should remain on it
# instead of deviating to the airport centre
# When there is a destination: current = runway, next = Dest
# Else: current = runway and this is also the last waypoint
if (self.wptype[self.iactwp] == 5 and
self.wpname[self.iactwp] == self.wpname[-1]) or \
(self.wptype[self.iactwp] == 5 and
self.wptype[self.iactwp + 1] == 3):
self.flag_landed_runway = True
# print ("getnextwp:",self.wpname[self.iactwp])
return self.wplat[self.iactwp],self.wplon[self.iactwp], \
self.wpalt[self.iactwp],self.wpspd[self.iactwp], \
self.wpxtoalt[self.iactwp],self.wptoalt[self.iactwp],\
lnavon,self.wpflyby[self.iactwp], nextqdr
def event(self, eventname, eventdata, sender_rte):
#print('Node {} received {} data from {}'.format(self.node_id, eventname, sender_id))
print('SIM EVT: {0} {1}'.format(eventname, eventdata))
# Keep track of event processing
event_processed = False
if eventname == b'STACKCMD':
# We received a single stack command. Add it to the existing stack
stack.stack(eventdata, sender_rte)
event_processed = True
elif eventname == b'BATCH':
# We are in a batch simulation, and received an entire scenario. Assign it to the stack.
self.reset()
stack.set_scendata(eventdata['scentime'], eventdata['scencmd'])
self.op()
event_processed = True
elif eventname == b'QUIT':
# BlueSky is quitting
self.quit()
elif eventname == b'GETSIMSTATE':
# Send list of stack functions available in this sim to gui at start
stackdict = {
cmd: val[0][len(cmd) + 1:]
for cmd, val in stack.cmddict.items()
}
shapes = [shape.raw for shape in areafilter.areas.values()]
simstate = dict(pan=bs.scr.def_pan,
zoom=bs.scr.def_zoom,
stackcmds=stackdict,
shapes=shapes)
self.send_event(b'SIMSTATE', simstate, target=sender_rte)
else:
# This is either an unknown event or a gui event.
event_processed = bs.scr.event(eventname, eventdata,
sender_rte)
return event_processed
def reset():
# Contest global variables
global ctrlat,ctrlon,radius,dtsegment,drains,sources,rwsdep,rwsarr
# Set default parameters for spawning circle
swcircle = False
ctrlat = 52.6 # [deg]
ctrlon = 5.4 # [deg]
radius = 230.0 # [nm]
# Draw circle
stack.stack("CIRCLE SPAWN," + str(ctrlat) + "," + str(ctrlon) + "," + str(radius))
# Average generation interval in [s] per segment
dtsegment = 12 * [1.0]
# drains: dictionary of drains
sources = dict([])
drains = dict([])
return
def event(self, event):
# Keep track of event processing
event_processed = False
if event.type() == StackTextEventType:
# We received a single stack command. Add it to the existing stack
stack.stack(event.cmdtext, event.sender_id)
event_processed = True
elif event.type() == BatchEventType:
# We are in a batch simulation, and received an entire scenario. Assign it to the stack.
self.reset()
stack.set_scendata(event.scentime, event.scencmd)
self.start()
event_processed = True
elif event.type() == SimQuitEventType:
# BlueSky is quitting
self.quit()
else:
# This is either an unknown event or a gui event.
event_processed = bs.scr.event(event)
return event_processed
def create_ac(self, path):
callsign = self.iata + str(self.total)
self.routes.update({callsign: path[:]})
node = path.pop(0)
node_coord = self.network.get_coords(node)
ac_type = random.choice(self.types)
s_lat, s_lon = node_coord[0], node_coord[1]
hdg = self.network.get_heading(
node_coord, self.network.get_coords(path[0]))
alt = np.random.randint(self.min_alt, self.max_alt)
spd = np.random.randint(self.min_spd, self.max_spd)
stack("CRE {} {} {},{} {} {} {}".format(
callsign, ac_type, s_lat, s_lon, hdg, alt, spd))
while path:
node = path.pop(0)
node_coord = self.network.get_coords(node)
stack("ADDWPT {} {},{}".format(
callsign, node_coord[0], node_coord[1]))
self.active += 1
self.total += 1
def test_after(start):
global starttime, timer
timelimit = 240
lowertimelimit = 120
if start:
# Create a waypoint which does not lie on the aircraft path
# And create a next waypoint to reach after that
stack.stack("CRE KLM10 B747 52 4 000 FL99 150")
stack.stack("DEFWPT TESTWP 52 4.1")
stack.stack("KLM10 ADDWPT TESTWP")
stack.stack("KLM10 AFTER TESTWP ADDWPT 51.9 4.1")
starttime = timer
else:
# When the aircraft reaches the waypoint, return success
_, d = geo.qdrdist(51.9,4.1,traf.lat[0],traf.lon[0])
closeenough = d < 0.2 # d is measured in nm
if timer-starttime>timelimit or closeenough:
return closeenough and timer-starttime>lowertimelimit
def test_vs(start):
global starttime, timer
timelimit = 10. # seconds
new_vs = 2000 # fpm
init_alt, new_alt = 100, 200
if start:
# Create an aircraft that should perform a vertical manoever
stack.stack("CRE KLM10 B747 52 4 000 FL%s 250"%init_alt)
stack.stack("KLM10 ALT FL%s"%new_alt)
stack.stack("KLM10 VS %s" % new_vs)
starttime = timer
else:
# Check if the aircraft adopted the new vs
closeenough = (new_vs * fpm - 10) <= traf.vs[0] < (new_vs * fpm + 10)
if (timer - starttime) > timelimit or closeenough:
return closeenough