--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/light8/dmxclient.py	Wed Jul 03 09:37:57 2002 +0000
@@ -0,0 +1,53 @@
+""" module for clients to use for easy talking to the dmx
+server. sending levels is now a simple call to
+dmxclient.outputlevels(..)
+
+client id is formed from sys.argv[0] and the PID.  """
+
+import xmlrpclib,os,sys,socket,time
+from twisted.web.xmlrpc import Proxy
+_dmx=None
+
+_id="%s-%s" % (sys.argv[0].replace('.py','').replace('./',''),os.getpid())
+
+def outputlevels(levellist,twisted=0):
+    """present a list of dmx channel levels, each scaled from
+    0..1. list can be any length- it will apply to the first len() dmx
+    channels.
+
+    if the server is not found, outputlevels will block for a
+    second."""
+
+    global _dmx,_id
+
+    if _dmx is None:
+        host = os.getenv('DMXHOST', 'localhost')
+        url = "http://%s:8030" % host
+        if not twisted:
+            _dmx=xmlrpclib.Server(url)
+        else:
+            _dmx = Proxy(url)
+
+    if not twisted:
+        try:
+            _dmx.outputlevels(_id,levellist)
+        except socket.error,e:
+            print "dmx server error %s, waiting"%e
+            time.sleep(1)
+        except xmlrpclib.Fault,e:
+            print "outputlevels had xml fault: %s" % e
+            time.sleep(1)
+    else:
+        def err(error):
+            print "dmx server error",error
+            time.sleep(1)
+        d = _dmx.callRemote('outputlevels',_id,levellist)
+        d.addErrback(err)
+
+    
+dummy = os.getenv('DMXDUMMY')
+if dummy:
+    print "dmxclient: DMX is in dummy mode."
+    def bogus(*args):
+        pass
+    outputlevels = bogus