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import struct
VERSION = 0x0001
MAGIC = 0x4adc0104
MOREMAGIC = 0xdeadbeef
DEEPMAGIC = 0xc001d00d
MAGICHASH = 0x69000420
PORTOUT = 0x0108
UNI = 0
kinetDict = {'flags': 0, 'startcode': 0, 'pad':0}
def composePixelStripData(pixelStrip):
packet = bytearray()
for light in pixelStrip:
color = light.state()
for channel in color: #skip the last value, its an
#alpha value
packet.append(struct.pack('B', channel))
return packet
# packet = [0]*len(pixelStrip.pixels)*3 #preallocate for speed
# for i in range(len(pixelStrip.pixels)):
#color = pixelStrip.pixels[i].state()
#packet[i:i+2] = color
# return bytearray(packet)
def composePixelStripPacket(pixelStrip,port):
packet = bytearray()
data = composePixelStripData(pixelStrip)
subDict = dict(kinetDict)
subDict['len'] = 38000 #I have no idea why this works.
subDict['port'] = port
#pdb.set_trace()
packet.extend(kinetPortOutPacket(subDict))
packet.append(0x0)
packet.extend(data)
return packet
def kinetHeader():
header = bytearray()
header.extend(struct.pack('L', MAGIC))
header.extend(struct.pack('H', VERSION))
header.extend(struct.pack('H', PORTOUT))
header.extend(struct.pack('L', 0))
return header
def kinetPortOut():
header = kinetHeader()
header.extend(struct.pack('L', UNI))
return header
def kinetPortOutPayload(argDict):
payload = bytearray()
payload.extend(struct.pack('B', argDict['port']))
#payload.append(0x00) #somepadding? lolwtf.
payload.extend(struct.pack('H', argDict['flags']))
#payload.append(0x00) #somepadding? lolwtf.
payload.extend(struct.pack('H', argDict['len']))
payload.extend(struct.pack('H', argDict['startcode']))
#pdb.set_trace()
return payload
def kinetPortOutPacket(payloadArgs):
packet = bytearray()
packet.extend(kinetPortOut())
packet.extend(kinetPortOutPayload(payloadArgs))
return packet
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