Mercurial > code > home > repos > light9
comparison light8/dmxclient.py @ 0:45b12307c695
Initial revision
| author | drewp |
|---|---|
| date | Wed, 03 Jul 2002 09:37:57 +0000 |
| parents | |
| children | b75bfbcf5979 |
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| -1:000000000000 | 0:45b12307c695 |
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| 1 """ module for clients to use for easy talking to the dmx | |
| 2 server. sending levels is now a simple call to | |
| 3 dmxclient.outputlevels(..) | |
| 4 | |
| 5 client id is formed from sys.argv[0] and the PID. """ | |
| 6 | |
| 7 import xmlrpclib,os,sys,socket,time | |
| 8 from twisted.web.xmlrpc import Proxy | |
| 9 _dmx=None | |
| 10 | |
| 11 _id="%s-%s" % (sys.argv[0].replace('.py','').replace('./',''),os.getpid()) | |
| 12 | |
| 13 def outputlevels(levellist,twisted=0): | |
| 14 """present a list of dmx channel levels, each scaled from | |
| 15 0..1. list can be any length- it will apply to the first len() dmx | |
| 16 channels. | |
| 17 | |
| 18 if the server is not found, outputlevels will block for a | |
| 19 second.""" | |
| 20 | |
| 21 global _dmx,_id | |
| 22 | |
| 23 if _dmx is None: | |
| 24 host = os.getenv('DMXHOST', 'localhost') | |
| 25 url = "http://%s:8030" % host | |
| 26 if not twisted: | |
| 27 _dmx=xmlrpclib.Server(url) | |
| 28 else: | |
| 29 _dmx = Proxy(url) | |
| 30 | |
| 31 if not twisted: | |
| 32 try: | |
| 33 _dmx.outputlevels(_id,levellist) | |
| 34 except socket.error,e: | |
| 35 print "dmx server error %s, waiting"%e | |
| 36 time.sleep(1) | |
| 37 except xmlrpclib.Fault,e: | |
| 38 print "outputlevels had xml fault: %s" % e | |
| 39 time.sleep(1) | |
| 40 else: | |
| 41 def err(error): | |
| 42 print "dmx server error",error | |
| 43 time.sleep(1) | |
| 44 d = _dmx.callRemote('outputlevels',_id,levellist) | |
| 45 d.addErrback(err) | |
| 46 | |
| 47 | |
| 48 dummy = os.getenv('DMXDUMMY') | |
| 49 if dummy: | |
| 50 print "dmxclient: DMX is in dummy mode." | |
| 51 def bogus(*args): | |
| 52 pass | |
| 53 outputlevels = bogus |