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hid_wiimote.py
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hid_wiimote.py
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import time
import random
import datetime
import struct
from USBIP import BaseStucture, USBDevice, InterfaceDescriptor, DeviceConfigurations, EndPoint, USBContainer
import cwiid
from bitarray import bitarray
from bitstring import Bits
# Hey StackOverflow !
class bcolors:
HEADER = '\033[95m'
OKBLUE = '\033[94m'
OKGREEN = '\033[92m'
WARNING = '\033[93m'
FAIL = '\033[91m'
ENDC = '\033[0m'
BOLD = '\033[1m'
UNDERLINE = '\033[4m'
class HIDClass(BaseStucture):
_fields_ = [
('bLength', 'B', 9),
('bDescriptorType', 'B', 0x21), # HID
('bcdHID', 'H'),
('bCountryCode', 'B'),
('bNumDescriptors', 'B'),
('bDescriptorType2', 'B'),
('wDescriptionLength', 'H'),
]
hid_class = HIDClass(bcdHID=0x0100, # keyboard
bCountryCode=0x0,
bNumDescriptors=0x1,
bDescriptorType2=0x22, # Report
wDescriptionLength=0x3400) # Little endian
interface_d = InterfaceDescriptor(bAlternateSetting=0,
bNumEndpoints=1,
bInterfaceClass=0x03, # class HID
bInterfaceSubClass=0,
bInterfaceProtocol=0, #joystick
iInterface=0)
end_point = EndPoint(bEndpointAddress=0x81,
bmAttributes=0x3,
wMaxPacketSize=0x0800, # Little endian
bInterval=0xA) # interval to report
configuration = DeviceConfigurations(wTotalLength=0x2200,
bNumInterfaces=0x1,
bConfigurationValue=0x1,
iConfiguration=0x0, # No string
bmAttributes=0x80, # valid self powered
bMaxPower=50) # 100 mah current
interface_d.descriptions = [hid_class] # Supports only one description
interface_d.endpoints = [end_point] # Supports only one endpoint
configuration.interfaces = [interface_d] # Supports only one interface
class WiimoteContainer(USBContainer):
def remove_usb_device(self, usb_device):
USBContainer.remove_usb_device(self, usb_device)
wiimoteNumber = usb_device.wiimote_number
for busid, dev in self.usb_devices.iteritems():
if (dev.wiimote_number > wiimoteNumber):
dev.updateWiimoteNumber(dev.wiimote_number - 1)
def detach_all(self):
for busid, dev in self.usb_devices.iteritems():
dev.wiimote.close()
USBContainer.detach_all(self)
class WiimoteHID(USBDevice):
vendorID = 0x0079
productID = 0x0006
bcdDevice = 0x0
bcdUSB = 0x0
bNumConfigurations = 0x1
bNumInterfaces = 0x1
bConfigurationValue = 0x1
configurations = []
bDeviceClass = 0x0
bDeviceSubClass = 0x0
bDeviceProtocol = 0x0
configurations = [configuration] # Supports only one configuration
wiimote = None
sent = False
wiimote_number = 0
finalX = 0
finalY = 0
menu_option = -1
nunchuk_acc = False
is_in_menu_mode = False
mk_mode = False
def setWiimote(self, wm, number):
self.wiimote = wm
self.wiimote_number = number
def updateWiimoteNumber(self, number):
self.wiimote_number = number
self.wiimote.led = eval('cwiid.LED' + str(number) + '_ON')
def __init__(self, container):
USBDevice.__init__(self, container)
self.data = bitarray(48, endian='little')
self.data.setall(False)
self.start_time = datetime.datetime.now()
self.isNunchukCalibrated = False
self.center_x = 1
self.x_neg_range = 1
self.x_pos_range = 1
self.center_y = 1
self.y_neg_range = 1
self.y_pos_range = 1
self.previousAccX = 0
self.previousAccY = 0
def generate_hid_report(self):
arr = [
0x05, 0x01, # USAGE_PAGE (Generic Desktop)
0x09, 0x04, # USAGE (Joystick)
0xa1, 0x01, # COLLECTION (Application)
0x09, 0x04, # USAGE (Joystick)
0xa1, 0x00, # COLLECTION (Physical)
0x09, 0x30, # USAGE (X)
0x09, 0x31, # USAGE (Y)
0x09, 0x32, # USAGE (Z)
0x09, 0x33, # USAGE (Rx)
0x75, 0x08, # REPORT_SIZE (8)
0x95, 0x04, # REPORT_COUNT (4)
0x46, 0xff, 0x00, # PHYSICAL_MAXIMUM (255)
0x35, 0x00, # PHYSICAL_MINIMUM (0)
0x15, 0x00, # LOGICAL_MINIMUM (0)
0x26, 0xff, 0x00, # LOGICAL_MAXIMUM (255)
0x81, 0x02, # INPUT (Data,Var,Abs)
0x05, 0x09, # USAGE_PAGE (Button)
0x19, 0x01, # USAGE_MINIMUM (Button 1)
0x25, 0x01, # LOGICAL_MAXIMUM (1)
0x15, 0x00, # LOGICAL_MINIMUM (0)
0x29, 0x10, # USAGE_MAXIMUM (Button 16)
0x75, 0x01, # REPORT_SIZE (1)
0x95, 0x10, # REPORT_COUNT (16)
0x81, 0x02, # INPUT (Data,Var,Abs)
0xc0, # END_COLLECTION
0xc0 # END_COLLECTION
]
return_val = ''
for val in arr:
return_val+=chr(val)
return return_val
def comp(self,val):
if val >= 0:
return val
else:
return 256+val
def calibrateNunchuk(self):
buf = buffer(self.wiimote.read(cwiid.RW_REG | cwiid.RW_DECODE, 0xA40028, 6))
if (buf == 0): print '[' + bcolors.FAIL + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + '\'s nunchuk calibration failed'
self.center_x = int(buf[2].encode('hex'), 16)
self.x_neg_range = (self.center_x - 10) - int(buf[1].encode('hex'), 16)
self.x_pos_range = int(buf[0].encode('hex'), 16) - (self.center_x + 10)
self.center_y = int(buf[5].encode('hex'), 16)
self.y_pos_range = int(buf[3].encode('hex'), 16) - (self.center_y + 10);
self.y_neg_range = 0 - self.y_pos_range;
def exitMenuMode(self):
self.is_in_menu_mode = False
self.menu_option = -1
self.wiimote.rumble = True
time.sleep(.15)
self.wiimote.rumble = False
self.wiimote.led = eval('cwiid.LED' + str(self.wiimote_number) + '_ON')
print '[' + bcolors.OKGREEN + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + ' left menu mode'
def handleMenuMode(self, msg_list):
if (self.menu_option == -1):
print '[' + bcolors.OKGREEN + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + ' entered menu mode'
self.wiimote.rumble = True
led = cwiid.LED1_ON
self.wiimote.led = led
time.sleep(.05)
self.wiimote.rumble = False
time.sleep(.05)
self.wiimote.rumble = True
led = cwiid.LED2_ON
self.wiimote.led = led
time.sleep(.05)
self.wiimote.rumble = False
time.sleep(.05)
self.wiimote.rumble = True
led = cwiid.LED3_ON
self.wiimote.led = led
time.sleep(.05)
self.wiimote.rumble = False
time.sleep(.05)
self.wiimote.rumble = True
led = cwiid.LED4_ON
self.wiimote.led = led
time.sleep(.05)
self.wiimote.rumble = False
time.sleep(.05)
self.wiimote.rumble = True
led = cwiid.LED1_ON
self.wiimote.led = led
self.menu_option = 1
self.wiimote.rumble = False
for mesg in msg_list:
if mesg[0] == cwiid.MESG_BTN:
if mesg[1] & cwiid.BTN_HOME:
self.exitMenuMode()
break
if mesg[1] & cwiid.BTN_A:
if (self.menu_option == 1):
if (not self.isNunchukCalibrated and not self.nunchuk_acc):
self.wiimote.rumble = True
self.wiimote.led = cwiid.LED1_ON | cwiid.LED2_ON | cwiid.LED3_ON | cwiid.LED4_ON
time.sleep(.15)
self.wiimote.rumble = False
time.sleep(1)
self.wiimote.led = eval('cwiid.LED' + str(self.menu_option) + '_ON')
else:
self.nunchuk_acc ^= True
print '[' + bcolors.OKGREEN + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + ' changed nunchuk_acc to', self.nunchuk_acc
self.exitMenuMode()
break
if (self.menu_option == 2):
if (self.nunchuk_acc and self.isNunchukCalibrated):
self.wiimote.rumble = True
self.wiimote.led = cwiid.LED1_ON | cwiid.LED2_ON | cwiid.LED3_ON | cwiid.LED4_ON
time.sleep(.15)
self.wiimote.rumble = False
time.sleep(1)
else:
self.mk_mode ^= True
print '[' + bcolors.OKGREEN + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + ' changed mk_mode to', self.mk_mode
self.exitMenuMode()
break
if (self.menu_option == 3):
self.wiimote.led = cwiid.LED1_ON | cwiid.LED2_ON | cwiid.LED3_ON | cwiid.LED4_ON
print '[' + bcolors.WARNING + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + ' asked for a wiimote search'
time.sleep(2)
try:
wiimote = cwiid.Wiimote()
pass
except:
print '[' + bcolors.FAIL + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + '\'s wiimote search failed'
self.wiimote.rumble = True
self.wiimote.led = 0
time.sleep(.1)
self.wiimote.led = cwiid.LED1_ON | cwiid.LED2_ON | cwiid.LED3_ON | cwiid.LED4_ON
time.sleep(.05)
self.wiimote.rumble = False
time.sleep(1)
else:
print '[' + bcolors.OKGREEN + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + '\'s wiimote search found a wiimote, assigning number #' + str(self.usb_container.devices_count+1)
wiimote.led = eval('cwiid.LED' + str(self.usb_container.devices_count+1) + '_ON')
wiimote.rpt_mode = cwiid.RPT_EXT | cwiid.RPT_BTN | cwiid.RPT_STATUS | cwiid.RPT_ACC
wiimote.enable(cwiid.FLAG_MESG_IFC);
wiimote.rumble = True
time.sleep(.15)
wiimote.rumble = False
device = WiimoteHID(self.usb_container)
wiimote.mesg_callback = device.wiimotecallback
device.setWiimote(wiimote, self.usb_container.devices_count+1)
self.usb_container.add_usb_device(device)
self.wiimote.led = cwiid.LED3_ON
time.sleep(.05)
self.wiimote.led = 0
time.sleep(.05)
self.wiimote.led = cwiid.LED3_ON
time.sleep(.05)
self.wiimote.led = 0
time.sleep(.05)
self.wiimote.led = cwiid.LED3_ON
self.exitMenuMode()
break
if (self.menu_option == 4):
self.exitMenuMode()
print '[' + bcolors.WARNING + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + ' initiated disconnect'
self.usb_container.remove_usb_device(self)
self.wiimote.close()
print '[' + bcolors.WARNING + bcolors.BOLD + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + ' disconnected'
if mesg[1] & cwiid.BTN_PLUS:
self.menu_option += 1
if self.menu_option >4: self.menu_option = 4
self.wiimote.led = eval('cwiid.LED' + str(self.menu_option) + '_ON')
if mesg[1] & cwiid.BTN_MINUS:
self.menu_option -= 1
if self.menu_option < 0: self.menu_option = 0
self.wiimote.led = eval('cwiid.LED' + str(self.menu_option) + '_ON')
def wiimotecallback(self, msg_list, id):
stablePos = Bits(uintle=128,length=8)
#Define buttons
btn_A = 0
btn_B = 1
btn_PLUS = 2
btn_MINUS = 3
btn_1 = 4
btn_UP = 5
btn_DOWN = 6
btn_LEFT = 7
btn_RIGHT = 8
btn_2 = 9
btn_nunC = 10
btn_nunZ = 11
if (self.mk_mode):
btn_A = 9
btn_B = 1
btn_1 = 10
btn_UP = 5
btn_DOWN = 6
btn_LEFT = 7
btn_RIGHT = 8
btn_2 = 0
if (self.sent):
self.sent = False
#Reset Nunchuk in case there is none plugged in
for i in range(8):
self.data[i] = stablePos[7-i]
self.data[8+i] = stablePos[7-i]
if (self.is_in_menu_mode):
self.handleMenuMode(msg_list)
else:
self.finalY = 0
self.finalX = 0
btn_offset = 32
for mesg in msg_list:
if mesg[0] == cwiid.MESG_STATUS:
if (not self.isNunchukCalibrated) and mesg[1]['ext_type'] == cwiid.EXT_NUNCHUK:
print '[' + bcolors.OKGREEN + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + '\'s nunchuk was plugged, calibrating...'
self.isNunchukCalibrated = True
self.calibrateNunchuk()
print '[' + bcolors.OKGREEN + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + '\'s nunchuk was calibrated'
if self.isNunchukCalibrated and mesg[1]['ext_type'] == cwiid.EXT_NONE:
print '[' + bcolors.OKGREEN + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + '\'s nunchuk was uunplugged'
self.isNunchukCalibrated = False
if mesg[0] == cwiid.MESG_BTN:
if mesg[1] & cwiid.BTN_A:
self.data[btn_offset + btn_A] = True
else:
self.data[btn_offset + btn_A] = False
if mesg[1] & cwiid.BTN_B:
self.data[btn_offset + btn_B] = True
else:
self.data[btn_offset + btn_B] = False
if mesg[1] & cwiid.BTN_PLUS:
self.data[btn_offset + btn_PLUS] = True
else:
self.data[btn_offset + btn_PLUS] = False
if mesg[1] & cwiid.BTN_MINUS:
self.data[btn_offset + btn_MINUS] = True
else:
self.data[btn_offset + btn_MINUS] = False
if mesg[1] & cwiid.BTN_1:
self.data[btn_offset + btn_1] = True
else:
self.data[btn_offset + btn_1] = False
if mesg[1] & cwiid.BTN_UP:
self.data[btn_offset + btn_UP] = True
else:
self.data[btn_offset + btn_UP] = False
if mesg[1] & cwiid.BTN_DOWN:
self.data[btn_offset + btn_DOWN] = True
else:
self.data[btn_offset + btn_DOWN] = False
if mesg[1] & cwiid.BTN_LEFT:
self.data[btn_offset + btn_LEFT] = True
else:
self.data[btn_offset + btn_LEFT] = False
if mesg[1] & cwiid.BTN_RIGHT:
self.data[btn_offset + btn_RIGHT] = True
else:
self.data[btn_offset + btn_RIGHT] = False
if mesg[1] & cwiid.BTN_2:
self.data[btn_offset + btn_2] = True
else:
self.data[btn_offset + btn_2] = False
#Handle disconnect
if mesg[1] & cwiid.BTN_HOME:
self.is_in_menu_mode = True
break
if mesg[0] == cwiid.MESG_NUNCHUK:
if mesg[1]['buttons'] & cwiid.NUNCHUK_BTN_C:
self.data[btn_offset + btn_nunC] = True
else:
self.data[btn_offset + btn_nunC] = False
if mesg[1]['buttons'] & cwiid.NUNCHUK_BTN_Z:
self.data[btn_offset + btn_nunZ] = True
else:
self.data[btn_offset + btn_nunZ] = False
stx = mesg[1]['stick'][0];
sty = mesg[1]['stick'][1];
# d(x|y)(n|p): "delta x, direction=negative", etc.
dxn = (self.center_x - 10) - stx;
dxp = stx - (self.center_x + 10);
dyn = (self.center_y - 10) - sty;
dyp = sty - (self.center_y + 10);
# TODO: with -REL_Y, we go down slower than we go up.
# += (vs =): to accumulate the result of multiple events.
if (dxn >= 0):
self.finalX = -(dxn * 12 / self.x_neg_range)
else:
if (dxp >= 0):
self.finalX = (dxp * 12 / self.x_pos_range)
else:
self.finalX = 0
if (dyn >= 0):
self.finalY = -(dyn * 12 / self.y_neg_range)
else:
if (dyp >= 0):
self.finalY = -(dyp * 12 / self.y_pos_range)
else:
self.finalY = 0
x = self.finalX*10 + 128
y = self.finalY*10 + 128
if (x > 255): x = 255
if (y > 255): y = 255
if (x < 0): x = 0
if (y < 0): y = 0
xBits = Bits(uintle=x,length=8)
yBits = Bits(uintle=y,length=8)
for i in range(8):
self.data[i] = xBits[7-i]
if self.nunchuk_acc: self.data[24+i] = xBits[7-i]
self.data[8+i] = yBits[7-i]
if mesg[0] == cwiid.MESG_ACC and not (self.nunchuk_acc and self.isNunchukCalibrated):
x = mesg[1][cwiid.X]
y = mesg[1][cwiid.Y]
y = ((y-96)*255)/49 + 3
if (x > 255): x = 255
if (y > 255): y = 255
if (x < 0): x = 0
if (y < 0): y = 0
if (abs(self.previousAccX - x) >= 12):
yBits = Bits(uintle=255-y,length=8)
for i in range(8):
self.data[24+i] = yBits[7-i]
else:
yBits = Bits(uintle=self.previousAccY,length=8)
for i in range(8):
self.data[24+i] = stablePos[7-i]
self.previousAccY = y
for i in range(8):
self.data[16+i] = stablePos[7-i]
def handle_data(self, usb_req):
self.sent = True
return_val = self.data.tobytes()
self.send_usb_req(usb_req, return_val, len(return_val))
time.sleep(0.05)
def tohex(self, val, nbits):
return hex((val + (1 << nbits)) % (1 << nbits))
def handle_unknown_control(self, control_req, usb_req):
if control_req.bmRequestType == 0x81:
if control_req.bRequest == 0x6: # Get Descriptor
if control_req.wValue == 0x22: # send initial report
#print 'send initial report'
print '[' + bcolors.OKGREEN + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + ' sending HID descriptor'
ret=self.generate_hid_report()
self.send_usb_req(usb_req, ret, len(ret))
if control_req.bmRequestType == 0x21: # Host Request
if control_req.bRequest == 0x0a: # set idle
#print '[' + bcolors.OKGREEN + 'WiimoteHID' + bcolors.ENDC + '] #' + str(self.wiimote_number) + ' HID idle'
# Idle
self.send_usb_req(usb_req, '', 0,0)
pass
if control_req.bRequest == 0x09: # set report
#print 'set report'
data = usb_container.usb_devices[0].connection.recv(control_req.wLength)
#use data ?
self.send_usb_req(usb_req, '', 0,0)
pass