def inputInit(self): self.peds = [] self.responses = [] self.lock = thread.allocate_lock() #TODO: refactor to LockingInput self.sensors = [] self.initPedestrians(self['NumPeds'], self['Velocity'], self['MaxX']) self.initSensors() self.dirPeds = SynchDirPeds({}) self.sensNetLoc = SynchSenseNetLoc({'SensorSpacing':45})
def inputInit(self): HOST = '' # Symbolic name meaning all available interfaces PORT = self.argDict['Port'] # Arbitrary non-privileged port self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) self.sock.bind((HOST, PORT)) self.dirPeds = SynchDirPeds({}) self.sensNetLoc = SynchSenseNetLoc({ 'SensorSpacing': 45, 'Mode': 'SensorNetwork', 'IPIndexTable': self['IPIndexTable'] })
class UDPInputWithDirPeds(Input): """UDPInput is a barebones UDP Input class. It takes any data it receives and adds it to the 'data' element of the response dict. It also notes the 'address'. Specify: <Port> -- the Port to listen on. <Mode> -- [Raw] or JSON -- if the mode is set to JSON, packets will be parsed as JSON""" def inputInit(self): HOST = '' # Symbolic name meaning all available interfaces PORT = self.argDict['Port'] # Arbitrary non-privileged port self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) self.sock.bind((HOST, PORT)) self.dirPeds = SynchDirPeds({}) self.sensNetLoc = SynchSenseNetLoc({'SensorSpacing':45, 'Mode':'SensorNetwork', 'IPIndexTable':self['IPIndexTable']}) def socketLoop(self): (data,address) = self.sock.recvfrom(1024) while data: if not self['Mode'] or self['Mode'] == 'Raw': dataDict = {'data':data, 'address':address} else: dataDict = json.loads(data) dataDict['Address'] = address pedData = self.processPed(dataDict) self.respond(pedData) #print 'data' (data, address) = self.sock.recvfrom(1024) def processPed(self, data): data = self.sensNetLoc.processInput(data) data = self.dirPeds.processInput(data) return data def run(self): self.socketLoop()
def inputInit(self): HOST = '' # Symbolic name meaning all available interfaces PORT = self.argDict['Port'] # Arbitrary non-privileged port self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) self.sock.bind((HOST, PORT)) self.dirPeds = SynchDirPeds({}) self.sensNetLoc = SynchSenseNetLoc({'SensorSpacing':45, 'Mode':'SensorNetwork', 'IPIndexTable':self['IPIndexTable']})
class UDPInputWithDirPeds(Input): """UDPInput is a barebones UDP Input class. It takes any data it receives and adds it to the 'data' element of the response dict. It also notes the 'address'. Specify: <Port> -- the Port to listen on. <Mode> -- [Raw] or JSON -- if the mode is set to JSON, packets will be parsed as JSON""" def inputInit(self): HOST = '' # Symbolic name meaning all available interfaces PORT = self.argDict['Port'] # Arbitrary non-privileged port self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) self.sock.bind((HOST, PORT)) self.dirPeds = SynchDirPeds({}) self.sensNetLoc = SynchSenseNetLoc({ 'SensorSpacing': 45, 'Mode': 'SensorNetwork', 'IPIndexTable': self['IPIndexTable'] }) def socketLoop(self): (data, address) = self.sock.recvfrom(1024) while data: if not self['Mode'] or self['Mode'] == 'Raw': dataDict = {'data': data, 'address': address} else: dataDict = json.loads(data) dataDict['Address'] = address pedData = self.processPed(dataDict) self.respond(pedData) #print 'data' (data, address) = self.sock.recvfrom(1024) def processPed(self, data): data = self.sensNetLoc.processInput(data) data = self.dirPeds.processInput(data) return data def run(self): self.socketLoop()
class PedestrianSimulator(Input): """Simulates pedestrians inputing to simulated motion sensors. Params: MaxX Velocity NumSensors SensorSpacing NumPeds """ def inputInit(self): self.peds = [] self.responses = [] self.lock = thread.allocate_lock() #TODO: refactor to LockingInput self.sensors = [] self.initPedestrians(self['NumPeds'], self['Velocity'], self['MaxX']) self.initSensors() self.dirPeds = SynchDirPeds({}) self.sensNetLoc = SynchSenseNetLoc({'SensorSpacing':45}) #TODO: homogenize def initSensors(self): x = 0 for i in range(self['NumSensors']): sensor = MotionSensorSimulator({'Id':str(i), 'parentScope':self,'DataHook':self, 'RefreshInterval':500, 'Location':x}) x += self['SensorSpacing'] self.sensors.append(sensor) print 'max sensor x', x print 'maxx', self['MaxX'] def initPedestrians(self,numPeds, vel, maxX): for i in xrange(numPeds): if random.random() > .5: vel *= -1 self.peds.append({'Loc':random.randint(0, maxX), 'Vel':vel}) def getLocs(self): return [ped['Loc'] for ped in self.peds] def addPedestrian(self, loc, vel): self.peds.append({'Loc':loc,'Vel':vel+random.randint(-5,5)}) def evaluateSensors(self): for s in self.sensors: s.sensingLoop() def sensingLoop(self): self.evaluateSensors() self.movePedestrians(self['RefreshInterval']) if self.responses: pedData = self.processPed(self.responses) self.respond(pedData) self.responses = [] def processPed(self, data): data = self.sensNetLoc.processInput(data) data = self.dirPeds.processInput(data) return data def processResponse(self, sensorInput): """Queue up response""" self.responses.append(sensorInput) def movePedestrians(self, dt): for ped in self.peds: ped['Vel'] += random.randint(-5,5) #random velocity changes ped['Loc'] += ped['Vel'] * dt/1000 #Bounce pedestrians that turn if ped['Loc'] < 0: ped['Vel'] = -ped['Vel'] ped['Loc'] = 0 if ped['Loc'] > self['MaxX']: ped['Vel'] = -ped['Vel'] ped['Loc'] = self['MaxX']