diff options
Diffstat (limited to 'util/PacketComposition.py')
| -rw-r--r-- | util/PacketComposition.py | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/util/PacketComposition.py b/util/PacketComposition.py index 7b4fe95..75ef917 100644 --- a/util/PacketComposition.py +++ b/util/PacketComposition.py @@ -5,7 +5,7 @@ PORTOUT = 0x0108 UNI = 0 import pdb import util.TimeOps as timeops -argDict = {'flags': 0, 'startcode': 0, 'pad':0} +argDict = {'flags': 0, 'startcode': 0x0fff, 'pad':0} def composePixelStripData(pixelStrip,currentTime=timeops.time()): packet = bytearray() @@ -33,10 +33,10 @@ def memoize(f): def cachePacketHeader(port): packet = bytearray() subDict = dict(argDict) - subDict['len'] = 38500 #I have no idea why this works. + subDict['len'] = 150 #I have no idea why this works. subDict['port'] = port packet.extend(portOutPacket(subDict)) - packet.append(0x0) +# packet.append(0x0) return packet def composePixelStripPacket(pixelStrip,port, currentTime): @@ -61,10 +61,19 @@ def portOut(): def portOutPayload(argDict): payload = bytearray() payload.extend(struct.pack('B', argDict['port'])) + payload.extend(struct.pack('B',0)) payload.extend(struct.pack('H', argDict['flags'])) payload.extend(struct.pack('H', argDict['len'])) payload.extend(struct.pack('H', argDict['startcode'])) return payload +def composeSynchPacket(): + header = bytearray() + header.extend(struct.pack('L', MAGIC)) + header.extend(struct.pack('H', VERSION)) + header.extend(struct.pack('H', 0x0109)) + header.extend(struct.pack('L', 0)) + header.extend(struct.pack('L', 0)) + return header def portOutPacket(payloadArgs): packet = bytearray() |