light9 Changeset - 9ddea0c614ee

Changeset - 9ddea0c614ee

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drewp - 22 years ago 2003-06-13 06:15:28

much prettier stdout, including a clock (so you can tell the server's running)
much prettier stdout, including a clock (so you can tell the server's running)
and channel updates only when the levels change, and throttled to every 100 updates
even then.

1 file changed with 25 insertions and 10 deletions:

light8/dmxserver.py

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light8/dmxserver.py

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 #!/usr/bin/python
 """
 this is the only process to talk to the dmx hardware. other clients
@@ @@ -16,18 +17,23 @@ clients shall connect to the xmlrpc serv @@
 server is port 8030; xmlrpc method is called outputlevels(pid,levellist).
 todo:
   save dmx on quit and restore on restart
   if parport fails, run in dummy mode (and make an option for that too)
 """
 from __future__ import division
 from twisted.internet import reactor
 from twisted.web import xmlrpc, server
 import sys
 sys.path.append("../light8")
 import sys,time
 from io import ParportDMX
 class XMLRPCServe(xmlrpc.XMLRPC):
     def __init__(self):
         xmlrpc.XMLRPC.__init__(self)
         self.clientlevels={} # clientPID : list of levels
         self.combinedlevels=[] # list of levels, after max'ing the clients
         self.clientschanged=1 # have clients sent anything since the last send?
@@ @@ -37,13 +43,15 @@ class XMLRPCServe(xmlrpc.XMLRPC): @@
         self.parportdmx.golive()
         # start the loop
-        self.numupdates=0
+        self.num_unshown_updates=None
         self.sendlevels()
     def sendlevels(self):
         reactor.callLater(.02,self.sendlevels)
         if self.clientschanged:
             # recalc levels
             oldlevels=self.combinedlevels[:]
             self.combinedlevels=[]
             for chan in range(0,self.parportdmx.dimmers):
                 x=0
@@ @@ -52,12 +60,19 @@ class XMLRPCServe(xmlrpc.XMLRPC): @@
                         x=max(x,clientlist[chan])
                 self.combinedlevels.append(x)
         self.numupdates=self.numupdates+1
         if (self.numupdates%200)==0:
             print self.combinedlevels
             if self.num_unshown_updates is None or (self.combinedlevels!=oldlevels and
                                                     self.num_unshown_updates>10):
                 self.num_unshown_updates=0
                 print "Levels:","".join(["% 2d "%x for x in self.combinedlevels])
             else:
                 self.num_unshown_updates+=1
         if (self.num_unshown_updates-1)%100==0:
             sys.stdout.write("dmxserver up at %s   \r"%time.strftime("%H:%M:%S"))
             sys.stdout.flush()
         # now send combinedlevels (they'll get divided by 100)
         self.parportdmx.sendlevels([l*100 for l in self.combinedlevels])
         if self.parportdmx:
             self.parportdmx.sendlevels([l*100 for l in self.combinedlevels])
     def xmlrpc_echo(self,x):
         return x
@@ @@ -67,7 +82,7 @@ class XMLRPCServe(xmlrpc.XMLRPC): @@
         self.clientschanged=1
         return "ok"
 print "starting server on 8030"
+print "starting xmlrpc server on port 8030"
 reactor.listenTCP(8030,server.Site(XMLRPCServe()))
 reactor.run()

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