class Main():
def __init__(self, serial = None):
parser = argparse.ArgumentParser(description='BraidsTag gun logic.')
parser.add_argument('-s', '--serial', type=str, help='serial device to which the arduino is connected')
self.args = parser.parse_args()
self.player = None
self.logic = StandardGameLogic()
self.gameState = GameState()
self.serverConnection = Client(self)
self._sendToServer(proto.HELLO.create())
if serial:
self.serial = serial
self.responsiveSerial = True
else:
if not self.args.serial:
raise ArgumentError("You must specify -s if you do not start in fakeGun mode")
try:
import serial
self.serial = serial.Serial(self.args.serial, 115200)
self.responsiveSerial = True
except ImportError:
#We'll have to open this as a file
print("WARNING: No serial module, assuming the serial argument is a normal file for testing")
self.serial = open(self.args.serial)
self.responsiveSerial = False
except serial.serialutil.SerialException:
#Try just opening this as a file
self.serial = open(self.args.serial)
self.responsiveSerial = False
self.connectToArduino()
def setPlayer(self, player):
self.player = player
def serialWrite(self, line):
if (self.responsiveSerial):
self.serial.write(line + "\n")
print("-a>", repr(line + "\n"))
sys.stdout.flush()
def eventLoop(self):
for line in self.serial:
line = line.rstrip()
print("<a-", repr(line))
sys.stdout.flush()
h = proto.MessageHandler()
@h.handles(proto.HIT)
def hit(sentTeam, sentPlayer, damage): # pylint: disable=W0612
self.logic.hit(self.gameState, self.player, Player(sentTeam, sentPlayer), damage)
return True
@h.handles(proto.FULL_AMMO)
def fullAmmo(): # pylint: disable=W0612
self.logic.fullAmmo(self.gameState, self.player)
return True
@h.handles(proto.TRIGGER)
def trigger(): # pylint: disable=W0612
if (self.player and self.logic.trigger(self.gameState, self.player)):
self.serialWrite(proto.FIRE.create(self.player.teamID, self.player.playerID, self.player.gunDamage))
return True
#TODO be more discerning about unparseable input here.
h.handle(line)
if (self.player):
msg = proto.RECV.create(self.player.teamID, self.player.playerID, line)
else:
msg = proto.RECV.create(0, 0, line)
self._sendToServer(msg)
def _sendToServer(self, msg):
"queue this packet to be sent to the server"
self.serverConnection.queueMessage(msg)
def connectToArduino(self):
self.serialWrite(proto.CLIENTCONNECT.create())
line = self.serial.readline()
print("<a-", repr(line))
sys.stdout.flush()
if not proto.CLIENT_CONNECTED.parse(line):
raise RuntimeError("incorrect ack to ClientConnect(): %s" % (line))
def shutdown(self):
#TODO: is this the right message for this?
self.serialWrite(proto.CLIENTCONNECT.create())
class ServerMsgHandler():
"""A class to handle messages from clients to the server. There should only be one instance of this class"""
def __init__(self, listeningThread, gameState):
self.listeningThread = listeningThread
self.logic = StandardGameLogic()
self.gameState = gameState
#so we don't try to process messages from 2 clients at once.
eventLock = Lock()
def handleMsg(self, fullLine, connection):
with self.eventLock:
if mainWindow: # This should only be None in tests.
mainWindow.lineReceived(fullLine)
event = proto.parseEvent(fullLine)
self.__handleEvent(event, self.gameState, connection)
#TODO be more discerning
return True
def __handleEvent(self, event, gameState, connection):
"""handle an event, you must be holding self.eventLock before calling this"""
msgStr = event.msgStr
h1 = proto.MessageHandler()
@h1.handles(proto.RECV)
def recv(recvTeamStr, recvPlayerStr, line):
recvTeam = int(recvTeamStr)
recvPlayer = int(recvPlayerStr)
h2 = proto.MessageHandler()
@h2.handles(proto.HIT)
def hit(sentTeamStr, sentPlayerStr, damage):
sentTeam = int(sentTeamStr)
sentPlayer = int(sentPlayerStr)
#TODO: add some sanity checks in here. The shooting player shouldn't be dead at this point
player = gameState.getOrCreatePlayer(recvTeam, recvPlayer)
self.logic.hit(gameState, player, sentTeam, sentPlayer, damage)
gameState.playerUpdated.emit(recvTeam, recvPlayer)
return True
@h2.handles(proto.TRIGGER)
def trigger():
player = gameState.getOrCreatePlayer(recvTeam, recvPlayer)
if (self.logic.trigger(gameState, player)):
gameState.playerUpdated.emit(recvTeam, recvPlayer)
return True
@h2.handles(proto.FULL_AMMO)
def fullAmmo():
player = gameState.getOrCreatePlayer(recvTeam, recvPlayer)
if (self.logic.fullAmmo(gameState, player)):
gameState.playerUpdated.emit(recvTeam, recvPlayer)
return True
return h2.handle(line)
@h1.handles(proto.HELLO)
def hello():
clientId = event.id
existingIds = self.listeningThread.isConnected(clientId)
if existingIds:
#TODO maintain the state of this client by sending it an update (taking our send queu into account).
#For now, simply remove the ghost player from the game.
self.gameState.deletePlayer(existingIds[0], existingIds[1])
player = gameState.createNewPlayer()
connection.queueMessage(proto.TEAMPLAYER.create(player.teamID, player.playerID))
self.listeningThread.establishConnection(connection, player, clientId)
if self.gameState.isGameStarted():
connection.queueMessage(proto.STARTGAME.create(self.gameState.gameTimeRemaining()))
return True
return h1.handle(msgStr)
class Main():
def __init__(self):
parser = argparse.ArgumentParser(description='BraidsTag gun logic.')
parser.add_argument(
'-s',
'--serial',
type=str,
help='serial device to which the arduino is connected',
required=True)
#parser.add_argument('-p', '--playerID', type=self._stringToPlayerID, help='player id', default=1)
#parser.add_argument('-t', '--teamID', type=int, choices=xrange(1, 8), help='team id', default=1)
self.args = parser.parse_args()
self.serverConnection = Client(self)
self._sendToServer(proto.HELLO.create(-1, -1))
try:
self.serial = serial.Serial(self.args.serial, 115200)
self.properSerial = True
except serial.serialutil.SerialException:
#Try just opening this as a file
self.serial = open(self.args.serial)
self.properSerial = False
def playerDead():
print "Out of lives!"
self.logic = StandardGameLogic()
self.logic.playerDead.connect(playerDead)
self.gameState = GameState()
self.connectToArduino()
def serialWrite(self, line):
if (self.properSerial):
self.serial.write(line + "\n")
print "-a>", repr(line)
sys.stdout.flush()
def eventLoop(self):
for line in self.serial:
line = line.rstrip()
print "<a-", repr(line)
sys.stdout.flush()
try:
(sentTeam, sentPlayer, damage) = proto.HIT.parse(line)
self.logic.hit(self.gameState, self.player, sentTeam,
sentPlayer, damage)
except proto.MessageParseException:
pass
try:
proto.FULL_AMMO.parse(line)
self.logic.fullAmmo(self.gameState, self.player)
except proto.MessageParseException:
pass
try:
proto.TRIGGER.parse(line)
if (self.logic.trigger(self.gameState, self.player)):
self.serialWrite(
proto.FIRE.create(self.player.teamID,
self.player.playerID,
self.player.gunDamage))
except proto.MessageParseException:
pass
msg = proto.RECV.create(self.player.teamID, self.player.playerID,
line)
self._sendToServer(msg)
def _stringToPlayerID(self, inp):
out = int(inp)
if out < 1 or out > 32:
raise argparse.ArgumentTypeError(
"playerId must be between 1 and 32.")
return out
def _sendToServer(self, msg):
"queue this packet to be sent to the server"
self.serverConnection.queueMessage(msg)
def connectToArduino(self):
self.serialWrite(proto.CLIENTCONNECT.create())
line = self.serial.readline()
print "<a-", repr(line)
sys.stdout.flush()
try:
proto.CLIENT_CONNECTED.parse(line)
except proto.MessageParseException:
raise RuntimeError("incorrect ack to ClientConnect(): %s" % (line))
class ServerMsgHandler():
"""A class to handle messages from clients to the server. There should only be one instance of this class"""
def __init__(self, listeningThread, gameState):
self.listeningThread = listeningThread
self.logic = StandardGameLogic()
self.gameState = gameState
#so we don't try to process messages from 2 clients at once.
eventLock = Lock()
def handleMsg(self, fullLine, connection):
with self.eventLock:
if mainWindow: # This should only be None in tests.
mainWindow.lineReceived(fullLine)
event = proto.parseEvent(fullLine)
self.__handleEvent(event, self.gameState, connection)
#TODO be more discerning
return True
def __handleEvent(self, event, gameState, connection):
"""handle an event, you must be holding self.eventLock before calling this"""
msgStr = event.msgStr
h1 = proto.MessageHandler()
@h1.handles(proto.RECV)
def recv(recvTeamStr, recvPlayerStr, line):
recvTeam = int(recvTeamStr)
recvPlayer = int(recvPlayerStr)
player = gameState.getOrCreatePlayer(recvTeam, recvPlayer)
player.lastContact = time.time()
h2 = proto.MessageHandler()
@h2.handles(proto.HIT)
def hit(sentTeamStr, sentPlayerStr, damage):
sentTeam = int(sentTeamStr)
sentPlayer = int(sentPlayerStr)
#TODO: add some sanity checks in here. The shooting player shouldn't be dead at this point
self.logic.hit(gameState, player, sentTeam, sentPlayer, damage)
gameState.playerUpdated.emit(recvTeam, recvPlayer)
return True
@h2.handles(proto.TRIGGER)
def trigger():
if (self.logic.trigger(gameState, player)):
gameState.playerUpdated.emit(recvTeam, recvPlayer)
return True
@h2.handles(proto.FULL_AMMO)
def fullAmmo():
if (self.logic.fullAmmo(gameState, player)):
gameState.playerUpdated.emit(recvTeam, recvPlayer)
return True
return h2.handle(line)
@h1.handles(proto.HELLO)
def hello():
clientId = event.id
existingIds = self.listeningThread.isConnected(clientId)
if existingIds:
#TODO maintain the state of this client by sending it an update (taking our send queu into account).
#For now, simply remove the ghost player from the game.
self.gameState.deletePlayer(existingIds[0], existingIds[1])
player = gameState.createNewPlayer()
connection.queueMessage(
proto.TEAMPLAYER.create(player.teamID, player.playerID))
self.listeningThread.establishConnection(connection, player,
clientId)
if self.gameState.isGameStarted():
connection.queueMessage(
proto.STARTGAME.create(self.gameState.gameTimeRemaining()))
return True
return h1.handle(msgStr)
class Main():
def __init__(self):
parser = argparse.ArgumentParser(description='BraidsTag gun logic.')
parser.add_argument('-s', '--serial', type=str, help='serial device to which the arduino is connected', required=True)
#parser.add_argument('-p', '--playerID', type=self._stringToPlayerID, help='player id', default=1)
#parser.add_argument('-t', '--teamID', type=int, choices=xrange(1, 8), help='team id', default=1)
self.args = parser.parse_args()
self.serverConnection = Client(self)
self._sendToServer(proto.HELLO.create())
try:
self.serial = serial.Serial(self.args.serial, 115200)
self.properSerial = True
except serial.serialutil.SerialException:
#Try just opening this as a file
self.serial = open(self.args.serial)
self.properSerial = False
def playerDead():
print "Out of lives!"
self.logic = StandardGameLogic()
self.logic.playerDead.connect(playerDead)
self.gameState = GameState()
self.connectToArduino()
def serialWrite(self, line):
if (self.properSerial):
self.serial.write(line + "\n")
print "-a>", repr(line)
sys.stdout.flush()
def eventLoop(self):
for line in self.serial:
line = line.rstrip()
print "<a-", repr(line)
sys.stdout.flush()
h = proto.MessageHandler()
@h.handles(proto.HIT)
def hit(sentTeam, sentPlayer, damage):
self.logic.hit(self.gameState, self.player, sentTeam, sentPlayer, damage)
return True
@h.handles(proto.FULL_AMMO)
def fullAmmo():
self.logic.fullAmmo(self.gameState, self.player)
return True
@h.handles(proto.TRIGGER)
def trigger():
if (self.logic.trigger(self.gameState, self.player)):
self.serialWrite(proto.FIRE.create(self.player.teamID, self.player.playerID, self.player.gunDamage))
return True
#TODO be more discerning about unparseable input here.
h.handle(line)
msg = proto.RECV.create(self.player.teamID, self.player.playerID, line)
self._sendToServer(msg)
def _stringToPlayerID(self, inp):
out = int(inp)
if out < 1 or out > 32:
raise argparse.ArgumentTypeError("playerId must be between 1 and 32.")
return out;
def _sendToServer(self, msg):
"queue this packet to be sent to the server"
self.serverConnection.queueMessage(msg)
def connectToArduino(self):
self.serialWrite(proto.CLIENTCONNECT.create())
line = self.serial.readline()
print "<a-", repr(line)
sys.stdout.flush()
if not proto.CLIENT_CONNECTED.parse(line):
raise RuntimeError("incorrect ack to ClientConnect(): %s" % (line))
class Main():
def __init__(self):
parser = argparse.ArgumentParser(description='BraidsTag gun logic.')
parser.add_argument(
'-s',
'--serial',
type=str,
help='serial device to which the arduino is connected')
#parser.add_argument('-p', '--playerID', type=self._stringToPlayerID, help='player id', default=1)
#parser.add_argument('-t', '--teamID', type=int, choices=xrange(1, 8), help='team id', default=1)
parser.add_argument('-d',
'--debugGun',
help='use the debuggin gun UI',
default=False,
action='store_true')
self.args = parser.parse_args()
self.player = None
self.serverConnection = Client(self)
self._sendToServer(proto.HELLO.create())
if self.args.debugGun:
import fakeGun
self.serial = fakeGun.showUI()
self.responsiveSerial = True
else:
if not self.args.serial:
raise ArgumentError(
"You must specify -s if you do not specify -d")
try:
import serial
self.serial = serial.Serial(self.args.serial, 115200)
self.responsiveSerial = True
except ImportError:
#We'll have to open this as a file
print "WARNING: No serial module, assuming the serial argument is a normal file for testing"
self.serial = open(self.args.serial)
self.responsiveSerial = False
except serial.serialutil.SerialException:
#Try just opening this as a file
self.serial = open(self.args.serial)
self.responsiveSerial = False
def playerDead():
print "Out of lives!"
self.logic = StandardGameLogic()
self.logic.playerDead.connect(playerDead)
self.gameState = GameState()
self.connectToArduino()
def serialWrite(self, line):
if (self.responsiveSerial):
self.serial.write(line + "\n")
print "-a>", repr(line + "\n")
sys.stdout.flush()
def eventLoop(self):
for line in self.serial:
line = line.rstrip()
print "<a-", repr(line)
sys.stdout.flush()
h = proto.MessageHandler()
@h.handles(proto.HIT)
def hit(sentTeam, sentPlayer, damage):
self.logic.hit(self.gameState, self.player, sentTeam,
sentPlayer, damage)
return True
@h.handles(proto.FULL_AMMO)
def fullAmmo():
self.logic.fullAmmo(self.gameState, self.player)
return True
@h.handles(proto.TRIGGER)
def trigger():
if (self.logic.trigger(self.gameState, self.player)):
self.serialWrite(
proto.FIRE.create(self.player.teamID,
self.player.playerID,
self.player.gunDamage))
return True
#TODO be more discerning about unparseable input here.
h.handle(line)
msg = proto.RECV.create(self.player.teamID, self.player.playerID,
line)
self._sendToServer(msg)
def _stringToPlayerID(self, inp):
out = int(inp)
if out < 1 or out > 32:
raise argparse.ArgumentTypeError(
"playerId must be between 1 and 32.")
return out
def _sendToServer(self, msg):
"queue this packet to be sent to the server"
self.serverConnection.queueMessage(msg)
def connectToArduino(self):
self.serialWrite(proto.CLIENTCONNECT.create())
line = self.serial.readline()
print "<a-", repr(line)
sys.stdout.flush()
if not proto.CLIENT_CONNECTED.parse(line):
raise RuntimeError("incorrect ack to ClientConnect(): %s" % (line))
class ServerMsgHandler():
"""A class to handle messages from clients to the server. There should only be one instance of this class"""
def __init__(self, listeningThread, gameState):
self.listeningThread = listeningThread
self.logic = StandardGameLogic()
self.gameState = gameState
#map from id to timestamp
self.playerLastSeen = {}
self.confidencePointGameState = gameState
self.eventsSinceConfidencePoint = [
] # a sorted list of (timestamp, event)
self.confidencePoint = 0
self.confidencePointMinimumInterval = 10 # Only update the cache at most once this many seconds.
#so we don't try to process messages from 2 clients at once.
eventLock = Lock()
def handleMsg(self, fullLine):
with self.eventLock:
if mainWindow: # This should only be None in tests.
mainWindow.lineReceived(fullLine)
event = proto.parseEvent(fullLine)
self.playerLastSeen[event.id] = event.time
#Check if we need to update the confidence point. If so, we will do so after we have parsed/handled this message.
newConfidencePoint = min(self.playerLastSeen.values())
updateConfidencePoint = newConfidencePoint > self.confidencePoint + self.confidencePointMinimumInterval
#insert this event in the correct order (just because it was recieved last, doesn't mean it happened last!)
insort(self.eventsSinceConfidencePoint, (event.time, event))
#loop over all events since confidence point, creating a new best-guess gameState.
self.gameState = self.confidencePointGameState #TODO clone/copy this
#print("Processing", self.eventsSinceConfidencePoint)
for currEvent in self.eventsSinceConfidencePoint:
self.__handleEvent(currEvent[1], self.gameState)
if updateConfidencePoint:
self.confidencePointGameState = self.gameState
self.eventsSinceConfidencePoint = []
self.confidencePoint = newConfidencePoint
return "Ack()\n"
def __handleEvent(self, event, gameState):
"""handle an event, you must be holding self.eventLock before calling this"""
alreadyHandled = event.handled
event.handled = True
msgStr = event.msgStr
try:
(recvTeam, recvPlayer, line) = proto.RECV.parse(msgStr)
try:
(sentTeam, sentPlayer, damage) = proto.HIT.parse(line)
#TODO: add some sanity checks in here. The shooting player shouldn't be dead at this point
#(although if they are, it could be because we have incomplete data)
player = gameState.getOrCreatePlayer(recvTeam, recvPlayer)
self.logic.hit(gameState, player, sentTeam, sentPlayer, damage)
gameState.playerUpdated.emit(recvTeam, recvPlayer)
except proto.MessageParseException:
pass
try:
proto.TRIGGER.parse(line)
player = gameState.getOrCreatePlayer(recvTeam, recvPlayer)
if (self.logic.trigger(gameState, player)):
gameState.playerUpdated.emit(recvTeam, recvPlayer)
except proto.MessageParseException:
pass
try:
proto.FULL_AMMO.parse(line)
player = gameState.getOrCreatePlayer(recvTeam, recvPlayer)
if (self.logic.fullAmmo(gameState, player)):
gameState.playerUpdated.emit(recvTeam, recvPlayer)
except proto.MessageParseException:
pass
except proto.MessageParseException:
pass
#TODO: I need to work out what I do with a Hello in the new world of clients having ids and handleEvent being called more than once per event.
if not alreadyHandled:
try:
(teamID, playerID) = proto.HELLO.parse(msgStr)
if int(teamID) == -1:
player = gameState.createNewPlayer()
self.queueMessage(
proto.TEAMPLAYER.create(player.teamID,
player.playerID))
else:
player = gameState.getOrCreatePlayer(teamID, playerID)
self.queueMessage("Ack()\n")
#TODO: we need to preserve the sendQueue when we do this
self.listeningThread.moveConnection(self, player)
if self.gameState.isGameStarted():
self.queueMessage(
proto.STARTGAME.create(
self.gameState.gameTimeRemaining()))
except proto.MessageParseException:
pass
class ServerMsgHandler:
"""A class to handle messages from clients to the server. There should only be one instance of this class"""
def __init__(self, listeningThread, gameState):
self.listeningThread = listeningThread
self.logic = StandardGameLogic()
self.gameState = gameState
# map from id to timestamp
self.playerLastSeen = {}
self.confidencePointGameState = gameState
self.eventsSinceConfidencePoint = [] # a sorted list of (timestamp, event)
self.confidencePoint = 0
self.confidencePointMinimumInterval = 10 # Only update the cache at most once this many seconds.
# so we don't try to process messages from 2 clients at once.
eventLock = Lock()
def handleMsg(self, fullLine):
with self.eventLock:
if mainWindow: # This should only be None in tests.
mainWindow.lineReceived(fullLine)
event = proto.parseEvent(fullLine)
self.playerLastSeen[event.id] = event.time
# Check if we need to update the confidence point. If so, we will do so after we have parsed/handled this message.
newConfidencePoint = min(self.playerLastSeen.values())
updateConfidencePoint = newConfidencePoint > self.confidencePoint + self.confidencePointMinimumInterval
# insert this event in the correct order (just because it was recieved last, doesn't mean it happened last!)
insort(self.eventsSinceConfidencePoint, (event.time, event))
# loop over all events since confidence point, creating a new best-guess gameState.
self.gameState = self.confidencePointGameState # TODO clone/copy this
# print("Processing", self.eventsSinceConfidencePoint)
for currEvent in self.eventsSinceConfidencePoint:
self.__handleEvent(currEvent[1], self.gameState)
if updateConfidencePoint:
self.confidencePointGameState = self.gameState
self.eventsSinceConfidencePoint = []
self.confidencePoint = newConfidencePoint
return "Ack()\n"
def __handleEvent(self, event, gameState):
"""handle an event, you must be holding self.eventLock before calling this"""
alreadyHandled = event.handled
event.handled = True
msgStr = event.msgStr
try:
(recvTeam, recvPlayer, line) = proto.RECV.parse(msgStr)
try:
(sentTeam, sentPlayer, damage) = proto.HIT.parse(line)
# TODO: add some sanity checks in here. The shooting player shouldn't be dead at this point
# (although if they are, it could be because we have incomplete data)
player = gameState.getOrCreatePlayer(recvTeam, recvPlayer)
self.logic.hit(gameState, player, sentTeam, sentPlayer, damage)
gameState.playerUpdated.emit(recvTeam, recvPlayer)
except proto.MessageParseException:
pass
try:
proto.TRIGGER.parse(line)
player = gameState.getOrCreatePlayer(recvTeam, recvPlayer)
if self.logic.trigger(gameState, player):
gameState.playerUpdated.emit(recvTeam, recvPlayer)
except proto.MessageParseException:
pass
try:
proto.FULL_AMMO.parse(line)
player = gameState.getOrCreatePlayer(recvTeam, recvPlayer)
if self.logic.fullAmmo(gameState, player):
gameState.playerUpdated.emit(recvTeam, recvPlayer)
except proto.MessageParseException:
pass
except proto.MessageParseException:
pass
# TODO: I need to work out what I do with a Hello in the new world of clients having ids and handleEvent being called more than once per event.
if not alreadyHandled:
try:
(teamID, playerID) = proto.HELLO.parse(msgStr)
if int(teamID) == -1:
player = gameState.createNewPlayer()
self.queueMessage(proto.TEAMPLAYER.create(player.teamID, player.playerID))
else:
player = gameState.getOrCreatePlayer(teamID, playerID)
self.queueMessage("Ack()\n")
# TODO: we need to preserve the sendQueue when we do this
self.listeningThread.moveConnection(self, player)
if self.gameState.isGameStarted():
self.queueMessage(proto.STARTGAME.create(self.gameState.gameTimeRemaining()))
except proto.MessageParseException:
pass