def startRFID(self):
#Create an rfid object
self.rfid = RFID()
# setup handlers
self.rfid.setOnAttachHandler(self.rfidAttached)
self.rfid.setOnDetachHandler(self.rfidDetached)
self.rfid.setOnErrorhandler(self.rfidError)
self.rfid.setOnOutputChangeHandler(self.rfidOutputChanged)
self.rfid.setOnTagHandler(self.rfidTagGained)
self.rfid.setOnTagLostHandler(self.rfidTagLost)
# look for the interface
self.rfid.openPhidget() #(RFID_SERIAL)
self.rfid.waitForAttach(10000)
class Phidget(DirectObject):
def __init__(self):
self.afterSetup = False
# start the LED Controller
self.startLED()
# start the interface
self.startInterface()
# start the RFID
self.startRFID()
# accepts
self.accept( "o", self.allLEDsOff)
time.sleep(5)
self.afterSetup = True
###################### INTERFACING ###########################################
###################### DO NOT TOUCH THIS #####################################
def inferfaceKitAttached(self,e):
attached = e.device
print "PM - InterfaceKit %i Attached!" % (attached.getSerialNum())
return 0
def interfaceKitDetached(self,e):
detached = e.device
print "PM - InterfaceKit %i Detached!" % (detached.getSerialNum())
return 0
def interfaceKitError(self,e):
print "PM - Phidget Error %i: %s" % (e.eCode, e.description)
return 0
def interfaceKitInputChanged(self,e):
print "PM - Device %i Input %i: %s" % (e.device, e.index, e.state)
# which starterKit is this
kit = DEVICE_SERIALS.index(e.device)
# find the device
if INPUTS[kit][e.index] == "button":
self.handleButton(e.index, e.state, kit)
return 0
def interfaceKitSensorChanged(self,e):
## print "PM - Device %i Sensor %i: %i" % (e.device, e.index, e.value)
# which starterKit is this
kit = DEVICE_SERIALS.index(e.device)
# find the device
if SENSORS[kit][e.index] == "touch":
self.handleTouch(e.index, e.value, kit)
elif SENSORS[kit][e.index] == "motion":
self.handleMotion(e.index, e.value, kit)
elif SENSORS[kit][e.index] == "IRref":
self.handleIRref(e.index, e.value, kit)
return 0
def interfaceKitOutputChanged(self,e):
## print "PM - Output %i: %s" % (e.index, e.state)
return 0
def startInterface(self):
self.interfaceKit = [None] * NUM_INTERFACES
for i in range(NUM_INTERFACES):
#Create an interfacekit object
self.interfaceKit[i] = InterfaceKit()
# setup handlers
self.interfaceKit[i].setOnAttachHandler(self.inferfaceKitAttached)
self.interfaceKit[i].setOnDetachHandler(self.interfaceKitDetached)
self.interfaceKit[i].setOnErrorhandler(self.interfaceKitError)
self.interfaceKit[i].setOnInputChangeHandler(self.interfaceKitInputChanged)
self.interfaceKit[i].setOnOutputChangeHandler(self.interfaceKitOutputChanged)
## self.interfaceKit[i].setOnSensorChangeHandler(self.interfaceKitSensorChanged)
# look for the interface
self.interfaceKit[i].openPhidget(DEVICE_SERIALS[i])
self.interfaceKit[i].waitForAttach(10000)
###################### RFID CONTROLLER #######################################
###################### DO NOT TOUCH THIS #####################################
#Event Handler Callback Functions
def rfidAttached(self,e):
attached = e.device
print "PM - RFID %i Attached!" % (attached.getSerialNum())
print e
return 0
def rfidDetached(self,e):
detached = e.device
print "PM - RFID %i Detached!" % (detached.getSerialNum())
return 0
def rfidError(self,e):
## source = e.device
print "PM - RFID: Phidget Error %i: %s" % (e.eCode, e.description)
return 0
def rfidOutputChanged(self,e):
print "PM - RFID: Output %i State: %s" % (e.index, e.state)
def rfidTagGained(self,e):
## rfid.setLEDOn(1)
print("PM - RFID: Tag Read: %s" % (e.tag))
self.handleRFIDtag(e.tag, "got")
def rfidTagLost(self,e):
## rfid.setLEDOn(0)
print("PM - RFID: Tag Lost: %s" % (e.tag))
self.handleRFIDtag(e.tag, "lost")
def startRFID(self):
#Create an rfid object
self.rfid = RFID()
# setup handlers
self.rfid.setOnAttachHandler(self.rfidAttached)
self.rfid.setOnDetachHandler(self.rfidDetached)
self.rfid.setOnErrorhandler(self.rfidError)
self.rfid.setOnOutputChangeHandler(self.rfidOutputChanged)
self.rfid.setOnTagHandler(self.rfidTagGained)
self.rfid.setOnTagLostHandler(self.rfidTagLost)
# look for the interface
self.rfid.openPhidget() #(RFID_SERIAL)
self.rfid.waitForAttach(10000)
###################### LED CONTROLLER ########################################
###################### DO NOT TOUCH THIS #####################################
#Event Handler Callback Functions
def ledAttached(self,e):
attached = e.device
print "PM - LED %i Attached!" % (attached.getSerialNum())
return 0
def ledDetached(self,e):
detached = e.device
print "PM - LED %i Detached!" % (detached.getSerialNum())
return 0
def ledError(self,e):
print "PM - Phidget Error %i: %s" % (e.eCode, e.description)
return 0
def startLED(self):
#Create an led object
self.led = LED()
# setup handlers
self.led.setOnAttachHandler(self.ledAttached)
self.led.setOnDetachHandler(self.ledDetached)
self.led.setOnErrorhandler(self.ledError)
# look for the interface
self.led.openPhidget(LED_SERIAL)
self.led.waitForAttach(10000)
###################### HANDLERS ##############################################
def handleTouch(self,index,value,kit):
for i in range(4):
if kit == TOUCH[i][0] and index == TOUCH[i][1]:
func = i
# if value < 500 then the sensor has been touched
if value < 500:
## print "PM - Got touch sensor:", kit, index
# send a message to let the main program know
messenger.send("touchRec", [T_FUNC[func]])
# give feedback
self.handleLED(BUT_LEDS[func][BUT_COL],BUT_LEDS_ON[BUT_COL])
else:
# give feedback
self.handleLED(BUT_LEDS[func][BUT_COL],LED_OFF)
def handleMotion(self,index,value,kit):
if value < 400 or value > 600: # something moved
## print "PM - Got motion sensor"
# send a message to let the main program know
messenger.send("motionRec", ["got"])
else: # no movement
## print "PM - Lost motion sensor"
messenger.send("motionRec", ["lost"])
def handleIRref(self,index,value,kit):
for i in range(4):
if kit == IRREF[i][0] and index == IRREF[i][1]:
if value < 940:
v = IR_LEDS_ON # turn the LEDs on
# send a message to let the main program know
messenger.send("irRec", [IR_FUNC[i]])
else:
v = LED_OFF # turn the LEDs off
for j in range(4):
self.handleLED(IR_LEDS[i][j],v)
## print "PM - Light LED:", i,j,v
def handleButton(self,index,state,kit):
if kit == 0:
if index == 0: # pressure plate button
if state: # on
## print "PM - Got Pressure Plate"
for i in range(5):
self.handleLED(BUT_LEDS[i][1],BUT_LEDS_ON[1])
# send a message to let the main program know
messenger.send("pressureRec", ["got"])
else: # off
## print "PM - Lost Pressure Plate"
for i in range(5):
self.handleLED(BUT_LEDS[i][1],LED_OFF)
# send a message to let the main program know
messenger.send("pressureRec", ["lost"])
def handleRFIDtag(self, tag, state):
# pass the tag along
messenger.send("RFIDtagRec", [tag, state])
# give feedback
if state == "got":
v = RFID_LEDS_ON # turn the LEDs on
else:
v = LED_OFF # turn the LEDs off
for i in range(4):
self.handleLED(RFID_LEDS[i],v)
###################### Interfacing Functions #################################
def startPolling(self):
# start the polling task
taskMgr.doMethodLater(.1, self.poll, 'Poll Task')
def stopPolling(self):
# stop the polling task
taskMgr.remove('Poll Task')
def poll(self,task):
# check all the sensor values on the interface kits
for kit in range(NUM_INTERFACES):
for index in range(8):
if not SENSORS[kit][index] == None:
val = self.getSensor(index,kit)
# find the device
if SENSORS[kit][index] == "touch":
self.handleTouch(index, val, kit)
elif SENSORS[kit][index] == "motion":
self.handleMotion(index, val, kit)
elif SENSORS[kit][index] == "IRref":
self.handleIRref(index, val, kit)
return task.again
def handleLED(self,index,value):
# turn on/off a single led (or set with the top leds)
self.led.setDiscreteLED(index, value)
def allLEDsOff(self):
# turn off every led on the console
# it is important to run this at the start and end of the game
for i in range(4):
for j in range(2):
self.handleLED(BUT_LEDS[i][j],LED_OFF)
for i in range(4):
for j in range(4):
self.handleLED(IR_LEDS[i][j],LED_OFF)
def getLED(self,index):
# returns the current value of an led at index in a range from 0-100
v = self.led.getDiscreteLED(index)
if TEST: print "get channel", index, "=", v
return v
def getInput(self,index,kit):
# returns the current value of an input on an interface
s = self.interfaceKit[kit].getInputState(index)
if TEST: print "get input for kit", kit, "index", index, "value:", s
return s
def getOutput(self,index,kit):
# returns the current value of an output on an interface
s = self.interfaceKit[kit].getOutputState(index)
if TEST: print "get output for kit", kit, "index", index, "value:", s
return s
def setOutput(self,index,state,kit):
# sets the value of an output on an interface
if not self.interfaceKit[kit] == None:
self.interfaceKit[kit].setOutputState(index,state) # timing issue
if TEST: print "set output for kit", kit, "index", index, "state", state
def getSensor(self,index,kit):
# for device kit, return the value of sensor index
val = -1
if not self.interfaceKit[kit] == None:
val = self.interfaceKit[kit].getSensorValue(index)
## print "PM - sensor value obtained:", kit, index, val
return val
