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annotate light8/dmxclient.py @ 187:867863cc2ab0

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new candle dimmer
author dmcc
date Mon, 14 Jul 2003 02:26:48 +0000
parents 79bc84310e80
children 238eede02bf9
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1 """ module for clients to use for easy talking to the dmx
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2 server. sending levels is now a simple call to
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3 dmxclient.outputlevels(..)
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4
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5 client id is formed from sys.argv[0] and the PID. """
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6
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7 import xmlrpclib,os,sys,socket,time
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8 _dmx=None
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10 _id="%s-%s" % (sys.argv[0].replace('.py','').replace('./',''),os.getpid())
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11
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12 def outputlevels(levellist):
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13 """present a list of dmx channel levels, each scaled from
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14 0..1. list can be any length- it will apply to the first len() dmx
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15 channels.
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16
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17 if the server is not found, outputlevels will block for a
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18 second."""
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19
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20 global _dmx,_id
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21
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22 if _dmx is None:
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23 host = os.getenv('DMXHOST', 'localhost')
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24 _dmx=xmlrpclib.Server("http://%s:8030" % host)
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25
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26 try:
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27 _dmx.outputlevels(_id,levellist)
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28 except socket.error,e:
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29 print "dmx server error %s, waiting"%e
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30 time.sleep(1)
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31 except xmlrpclib.Fault,e:
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32 print "outputlevels had xml fault: %s" % e
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33 time.sleep(1)
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34
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35 dummy = os.getenv('DMXDUMMY')
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36 if dummy:
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37 print "dmxclient: DMX is in dummy mode."
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38 def bogus(*args):
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39 pass
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40 outputlevels = bogus