mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-12-25 04:32:33 -06:00
685 lines
26 KiB
Python
685 lines
26 KiB
Python
"""ClusterClient: Master for mutli-piping or PC clusters. """
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from pandac.PandaModules import *
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from ClusterMsgs import *
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from ClusterConfig import *
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from direct.directnotify import DirectNotifyGlobal
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from direct.showbase import DirectObject
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from direct.task import Task
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import os
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class ClusterClient(DirectObject.DirectObject):
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notify = DirectNotifyGlobal.directNotify.newCategory("ClusterClient")
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MGR_NUM = 1000000
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def __init__(self, configList, clusterSyncFlag):
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# Set name so cluster __call__ function can be used in Intervals
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self.__name__ = 'cluster'
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# First start up servers using direct daemon
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# What is the name of the client machine?
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clusterClientDaemonHost = base.config.GetString(
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'cluster-client-daemon', 'None')
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if clusterClientDaemonHost == 'None':
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clusterClientDaemonHost = os.popen('uname -n').read()
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clusterClientDaemonHost = clusterClientDaemonHost.replace('\n', '')
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# What daemon port are we using to communicate between client/servers
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clusterClientDaemonPort = base.config.GetInt(
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'cluster-client-daemon-port', CLUSTER_DAEMON_PORT)
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# Create a daemon
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self.daemon = DirectD()
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# Start listening for the response
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self.daemon.listenTo(clusterClientDaemonPort)
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# Contact server daemons and start up remote server application
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for serverConfig in configList:
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# First kill existing application
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self.daemon.tellServer(serverConfig.serverName,
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serverConfig.serverDaemonPort,
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'ka')
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# Now start up new application
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serverCommand = (SERVER_STARTUP_STRING %
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(serverConfig.serverMsgPort,
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clusterSyncFlag,
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clusterClientDaemonHost,
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clusterClientDaemonPort))
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self.daemon.tellServer(serverConfig.serverName,
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serverConfig.serverDaemonPort,
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serverCommand)
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print 'Begin waitForServers'
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if not self.daemon.waitForServers(len(configList)):
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print 'Cluster Client, no response from servers'
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print 'End waitForServers'
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self.qcm=QueuedConnectionManager()
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self.serverList = []
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self.serverQueues = []
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self.msgHandler = ClusterMsgHandler(ClusterClient.MGR_NUM, self.notify)
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# A dictionary of objects that can be accessed by name
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self.objectMappings = {}
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self.objectHasColor = {}
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# a dictionary of name objects and the corresponding names of
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# objects they are to control on the server side
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self.controlMappings = {}
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self.controlOffsets = {}
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self.taggedObjects = {}
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self.controlPriorities = {}
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self.sortedControlMappings = []
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for serverConfig in configList:
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server = DisplayConnection(
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self.qcm, serverConfig.serverName,
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serverConfig.serverMsgPort, self.msgHandler)
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if server == None:
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self.notify.error('Could not open %s on %s port %d' %
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(serverConfig.serverConfigName,
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serverConfig.serverName,
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serverConfig.serverMsgPort))
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else:
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self.notify.debug('send cam pos')
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#server.sendMoveCam(Point3(0), Vec3(0))
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self.notify.debug('send cam offset')
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server.sendCamOffset(serverConfig.xyz, serverConfig.hpr)
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if serverConfig.fFrustum:
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self.notify.debug('send cam frustum')
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server.sendCamFrustum(serverConfig.focalLength,
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serverConfig.filmSize,
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serverConfig.filmOffset)
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self.serverList.append(server)
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self.serverQueues.append([])
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self.notify.debug('pre startTimeTask')
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self.startSynchronizeTimeTask()
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self.notify.debug('pre startMoveCam')
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self.startMoveCamTask()
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self.notify.debug('post startMoveCam')
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self.startMoveSelectedTask()
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def startReaderPollTask(self):
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""" Task to handle datagrams from server """
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# Run this task just after the listener poll task
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taskMgr.add(self._readerPollTask, "clientReaderPollTask", -39)
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def _readerPollTask(self, state):
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""" Non blocking task to read all available datagrams """
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for i in range(len(self.serverList)):
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server = self.serverList[i]
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datagrams = server.poll()
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for data in datagrams:
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self.handleDatagram(data[0],data[1],i)
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return Task.cont
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def startControlObjectTask(self):
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self.notify.debug("moving control objects")
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taskMgr.add(self.controlObjectTask,"controlObjectTask",50)
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def startSynchronizeTimeTask(self):
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self.notify.debug('broadcasting frame time')
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taskMgr.add(self.synchronizeTimeTask, "synchronizeTimeTask", -40)
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def synchronizeTimeTask(self, task):
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frameCount = globalClock.getFrameCount()
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frameTime = globalClock.getFrameTime()
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dt = globalClock.getDt()
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for server in self.serverList:
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server.sendTimeData(frameCount, frameTime, dt)
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return Task.cont
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def startMoveCamTask(self):
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self.notify.debug('adding move cam')
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taskMgr.add(self.moveCameraTask, "moveCamTask", 49)
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def controlObjectTask(self, task):
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for pair in self.sortedControlMappings:
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object = pair[1]
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name = self.controlMappings[object][0]
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serverList = self.controlMappings[object][1]
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if (object in self.objectMappings):
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self.moveObject(self.objectMappings[object],name,serverList,
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self.controlOffsets[object], self.objectHasColor[object])
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self.sendNamedMovementDone()
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return Task.cont
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def sendNamedMovementDone(self, serverList = None):
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if (serverList == None):
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serverList = range(len(self.serverList))
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for server in serverList:
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self.serverList[server].sendNamedMovementDone()
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def redoSortedPriorities(self):
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self.sortedControlMappings = []
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for key in self.controlMappings:
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self.sortedControlMappings.append([self.controlPriorities[key],
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key])
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self.sortedControlMappings.sort()
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def moveObject(self, nodePath, object, serverList, offset, hasColor = True):
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self.notify.debug('moving object '+object)
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xyz = nodePath.getPos(render) + offset
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hpr = nodePath.getHpr(render)
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scale = nodePath.getScale(render)
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hidden = nodePath.isHidden()
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if (hasColor):
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color = nodePath.getColor()
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else:
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color = [1,1,1,1]
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for server in serverList:
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self.serverList[server].sendMoveNamedObject(xyz,hpr,scale,color,hidden,object)
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def moveCameraTask(self, task):
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self.moveCamera(
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base.camera.getPos(render),
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base.camera.getHpr(render))
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return Task.cont
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def moveCamera(self, xyz, hpr):
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self.notify.debug('moving unsynced camera')
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for server in self.serverList:
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server.sendMoveCam(xyz, hpr)
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def startMoveSelectedTask(self):
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taskMgr.add(self.moveSelectedTask, "moveSelectedTask", 48)
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def moveSelectedTask(self, state):
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# Update cluster if current display is a cluster client
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if (last is not None):
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self.notify.debug('moving selected node path')
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xyz = Point3(0)
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hpr = VBase3(0)
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scale = VBase3(1)
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decomposeMatrix(last.getMat(), scale, hpr, xyz)
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for server in self.serverList:
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server.sendMoveSelected(xyz, hpr, scale)
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return Task.cont
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def addNamedObjectMapping(self,object,name,hasColor = True):
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if (name not in self.objectMappings):
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self.objectMappings[name] = object
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self.objectHasColor[name] = hasColor
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else:
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self.notify.debug('attempt to add duplicate named object: '+name)
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def removeObjectMapping(self,name):
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if (name in self.objectMappings):
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self.objectMappings.pop(name)
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def addControlMapping(self,objectName,controlledName, serverList = None,
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offset = None, priority = 0):
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if (objectName not in self.controlMappings):
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if (serverList == None):
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serverList = range(len(self.serverList))
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if (offset == None):
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offset = Vec3(0,0,0)
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self.controlMappings[objectName] = [controlledName,serverList]
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self.controlOffsets[objectName] = offset
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self.controlPriorities[objectName] = priority
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else:
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oldList = self.controlMappings[objectName]
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mergedList = []
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for item in oldList:
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mergedList.append(item)
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for item in serverList:
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if (item not in mergedList):
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mergedList.append(item)
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self.redoSortedPriorities()
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#self.notify.debug('attempt to add duplicate controlled object: '+name)
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def setControlMappingOffset(self,objectName,offset):
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if (objectName in self.controlMappings):
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self.controlOffsets[objectName] = offset
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def removeControlMapping(self,name, serverList = None):
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if (name in self.controlMappings):
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if (serverList == None):
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self.controlMappings.pop(name)
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self.controlPriorities.pop(name)
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else:
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list = self.controlMappings[key][1]
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newList = []
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for server in list:
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if (server not in serverList):
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newList.append(server)
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self.controlMappings[key][1] = newList
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if (len(newList) == 0):
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self.controlMappings.pop(name)
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self.controlPriorities.pop(name)
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self.redoSortedPriorities()
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def getNodePathFindCmd(self, nodePath):
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import string
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pathString = repr(nodePath)
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index = string.find(pathString, '/')
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if index != -1:
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rootName = pathString[:index]
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searchString = pathString[index+1:]
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return rootName + ('.find("%s")' % searchString)
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else:
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return rootName
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def getNodePathName(self, nodePath):
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import string
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pathString = repr(nodePath)
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index = string.find(pathString, '/')
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if index != -1:
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name = pathString[index+1:]
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return name
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else:
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return pathString
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def addObjectTag(self,object,selectFunction,deselectFunction,selectArgs,deselectArgs):
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newTag = {}
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newTag["selectFunction"] = selectFunction
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newTag["selectArgs"] = selectArgs
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newTag["deselectFunction"] = deselectFunction
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newTag["deselectArgs"] = deselectArgs
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self.taggedObjects[object] = newTag
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def removeObjectTag(self,object):
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self.taggedObjects.pop(object)
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def selectNodePath(self, nodePath):
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name = self.getNodePathName(nodePath)
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if name in self.taggedObjects:
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taskMgr.remove("moveSelectedTask")
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tag = self.taggedObjects[name]
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function = tag["selectFunction"]
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args = tag["selectArgs"]
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if (function != None):
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function(*args)
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else:
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self(self.getNodePathFindCmd(nodePath) + '.select()', 0)
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def deselectNodePath(self, nodePath):
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name = self.getNodePathName(nodePath)
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if name in self.taggedObjects:
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tag = self.taggedObjects[name]
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function = tag["deselectFunction"]
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args = tag["deselectArgs"]
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if (function != None):
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function(*args)
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self.startMoveSelectedTask()
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self(self.getNodePathFindCmd(nodePath) + '.deselect()', 0)
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def sendCamFrustum(self, focalLength, filmSize, filmOffset, indexList=[]):
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if indexList:
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serverList = [self.serverList[i] for i in indexList]
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else:
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serverList = self.serverList
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for server in serverList:
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self.notify.debug('updating camera frustum')
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server.sendCamFrustum(focalLength, filmSize, filmOffset)
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def loadModel(self, nodePath):
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pass
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def __call__(self, commandString, fLocally = 1, serverList = []):
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# Execute remotely
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if serverList:
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# Passed in list of servers
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for serverNum in serverList:
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self.serverList[serverNum].sendCommandString(commandString)
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else:
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# All servers
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for server in self.serverList:
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server.sendCommandString(commandString)
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if fLocally:
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# Execute locally
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exec(commandString, __builtins__)
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def handleDatagram(self,dgi,type,server):
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if (type == CLUSTER_NONE):
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pass
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elif (type == CLUSTER_NAMED_OBJECT_MOVEMENT):
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self.serverQueues[server].append(self.msgHandler.parseNamedMovementDatagram(dgi))
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#self.handleNamedMovement(dgi)
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# when we recieve a 'named movement done' packet from a server we handle
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# all of its messages
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elif (type == CLUSTER_NAMED_MOVEMENT_DONE):
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self.handleMessageQueue(server)
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else:
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self.notify.warning("Received unsupported packet type:" % type)
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return type
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def handleMessageQueue(self,server):
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list = self.serverQueues[server]
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# handle all messages in the queue
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for data in list:
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#print dgi
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self.handleNamedMovement(data)
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# clear the queue
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self.serverQueues[server] = []
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def handleNamedMovement(self, data):
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""" Update cameraJig position to reflect latest position """
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(name,x, y, z, h, p, r, sx, sy, sz,red,g,b,a, hidden) = data
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#print "name"
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#if (name == "camNode"):
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# print x,y,z,h,p,r, sx, sy, sz,red,g,b,a, hidden
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if (name in self.objectMappings):
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self.objectMappings[name].setPosHpr(render, x, y, z, h, p, r)
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self.objectMappings[name].setScale(render,sx,sy,sz)
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if (self.objectHasColor[name]):
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self.objectMappings[name].setColor(red,g,b,a)
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if (hidden):
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self.objectMappings[name].hide()
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else:
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self.objectMappings[name].show()
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else:
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self.notify.debug("recieved unknown named object command: "+name)
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def exit(self):
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# Execute remotely
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for server in self.serverList:
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server.sendExit()
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# Execute locally
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import sys
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sys.exit()
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class ClusterClientSync(ClusterClient):
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def __init__(self, configList, clusterSyncFlag):
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ClusterClient.__init__(self, configList, clusterSyncFlag)
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#I probably don't need this
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self.waitForSwap = 0
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self.ready = 0
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print "creating synced client"
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self.startSwapCoordinatorTask()
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def startSwapCoordinatorTask(self):
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taskMgr.add(self.swapCoordinator, "clientSwapCoordinator", 51)
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def swapCoordinator(self, task):
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self.ready = 1
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if self.waitForSwap:
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self.waitForSwap=0
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self.notify.debug(
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"START get swaps----------------------------------")
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for server in self.serverList:
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server.getSwapReady()
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self.notify.debug(
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"----------------START swap now--------------------")
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for server in self.serverList:
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server.sendSwapNow()
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self.notify.debug(
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"------------------------------START swap----------")
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base.graphicsEngine.flipFrame()
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self.notify.debug(
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"------------------------------------------END swap")
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#print "syncing"
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return Task.cont
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def moveCamera(self, xyz, hpr):
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if self.ready:
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self.notify.debug('moving synced camera')
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ClusterClient.moveCamera(self, xyz, hpr)
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self.waitForSwap=1
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class DisplayConnection:
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def __init__(self, qcm, serverName, port, msgHandler):
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self.msgHandler = msgHandler
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gameServerTimeoutMs = base.config.GetInt(
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"cluster-server-timeout-ms", 300000)
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# A giant 300 second timeout.
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self.tcpConn = qcm.openTCPClientConnection(
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serverName, port, gameServerTimeoutMs)
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# Test for bad connection
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if self.tcpConn == None:
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return None
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else:
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self.tcpConn.setNoDelay(1)
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self.qcr=QueuedConnectionReader(qcm, 0)
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self.qcr.addConnection(self.tcpConn)
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self.cw=ConnectionWriter(qcm, 0)
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def poll(self):
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""" Non blocking task to read all available datagrams """
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dataGrams = []
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while 1:
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(datagram, dgi, type) = self.msgHandler.nonBlockingRead(self.qcr)
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# Queue is empty, done for now
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if type is CLUSTER_NONE:
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break
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else:
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# Got a datagram, add it to the list
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dataGrams.append([dgi, type, datagram])
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return dataGrams
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def sendCamOffset(self, xyz, hpr):
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ClusterClient.notify.debug("send cam offset...")
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ClusterClient.notify.debug(("packet %d xyz, hpr=%f %f %f %f %f %f" %
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(self.msgHandler.packetNumber, xyz[0], xyz[1], xyz[2],
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hpr[0], hpr[1], hpr[2])))
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datagram = self.msgHandler.makeCamOffsetDatagram(xyz, hpr)
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self.cw.send(datagram, self.tcpConn)
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def sendCamFrustum(self, focalLength, filmSize, filmOffset):
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ClusterClient.notify.info("send cam frustum...")
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ClusterClient.notify.info(
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(("packet %d" % self.msgHandler.packetNumber) +
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(" fl, fs, fo=%0.3f, (%0.3f, %0.3f), (%0.3f, %0.3f)" %
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(focalLength, filmSize[0], filmSize[1],
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filmOffset[0], filmOffset[1])))
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)
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datagram = self.msgHandler.makeCamFrustumDatagram(
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focalLength, filmSize, filmOffset)
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self.cw.send(datagram, self.tcpConn)
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def sendNamedMovementDone(self):
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datagram = self.msgHandler.makeNamedMovementDone()
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self.cw.send(datagram, self.tcpConn)
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def sendMoveNamedObject(self, xyz, hpr, scale, color, hidden, name):
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ClusterClient.notify.debug("send named object move...")
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ClusterClient.notify.debug(("packet %d xyz, hpr=%f %f %f %f %f %f" %
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(self.msgHandler.packetNumber, xyz[0], xyz[1], xyz[2],
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hpr[0], hpr[1], hpr[2])))
|
|
datagram = self.msgHandler.makeNamedObjectMovementDatagram(xyz,hpr,scale,
|
|
color,hidden,
|
|
name)
|
|
self.cw.send(datagram, self.tcpConn)
|
|
|
|
def sendMoveCam(self, xyz, hpr):
|
|
ClusterClient.notify.debug("send cam move...")
|
|
ClusterClient.notify.debug(("packet %d xyz, hpr=%f %f %f %f %f %f" %
|
|
(self.msgHandler.packetNumber, xyz[0], xyz[1], xyz[2],
|
|
hpr[0], hpr[1], hpr[2])))
|
|
datagram = self.msgHandler.makeCamMovementDatagram(xyz, hpr)
|
|
self.cw.send(datagram, self.tcpConn)
|
|
|
|
def sendMoveSelected(self, xyz, hpr, scale):
|
|
ClusterClient.notify.debug("send move selected...")
|
|
ClusterClient.notify.debug(
|
|
"packet %d xyz, hpr=%f %f %f %f %f %f %f %f %f" %
|
|
(self.msgHandler.packetNumber,
|
|
xyz[0], xyz[1], xyz[2],
|
|
hpr[0], hpr[1], hpr[2],
|
|
scale[0], scale[1], scale[2]))
|
|
datagram = self.msgHandler.makeSelectedMovementDatagram(xyz, hpr, scale)
|
|
self.cw.send(datagram, self.tcpConn)
|
|
|
|
# the following should only be called by a synchronized cluster manger
|
|
def getSwapReady(self):
|
|
while 1:
|
|
(datagram, dgi, type) = self.msgHandler.blockingRead(self.qcr)
|
|
if type == CLUSTER_SWAP_READY:
|
|
break
|
|
else:
|
|
self.notify.warning('was expecting SWAP_READY, got %d' % type)
|
|
|
|
# the following should only be called by a synchronized cluster manger
|
|
def sendSwapNow(self):
|
|
ClusterClient.notify.debug(
|
|
"display connect send swap now, packet %d" %
|
|
self.msgHandler.packetNumber)
|
|
datagram = self.msgHandler.makeSwapNowDatagram()
|
|
self.cw.send(datagram, self.tcpConn)
|
|
|
|
def sendCommandString(self, commandString):
|
|
ClusterClient.notify.debug("send command string: %s" % commandString)
|
|
datagram = self.msgHandler.makeCommandStringDatagram(commandString)
|
|
self.cw.send(datagram, self.tcpConn)
|
|
|
|
def sendExit(self):
|
|
ClusterClient.notify.debug(
|
|
"display connect send exit, packet %d" %
|
|
self.msgHandler.packetNumber)
|
|
datagram = self.msgHandler.makeExitDatagram()
|
|
self.cw.send(datagram, self.tcpConn)
|
|
|
|
def sendTimeData(self, frameCount, frameTime, dt):
|
|
ClusterClient.notify.debug("send time data...")
|
|
datagram = self.msgHandler.makeTimeDataDatagram(
|
|
frameCount, frameTime, dt)
|
|
self.cw.send(datagram, self.tcpConn)
|
|
|
|
class ClusterConfigItem:
|
|
def __init__(self, serverConfigName, serverName,
|
|
serverDaemonPort, serverMsgPort):
|
|
self.serverConfigName = serverConfigName
|
|
self.serverName = serverName
|
|
self.serverDaemonPort = serverDaemonPort
|
|
self.serverMsgPort = serverMsgPort
|
|
# Camera Offset
|
|
self.xyz = Vec3(0)
|
|
self.hpr = Vec3(0)
|
|
# Camera Frustum Data
|
|
self.fFrustum = 0
|
|
self.focalLength = None
|
|
self.filmSize = None
|
|
self.filmOffset = None
|
|
def setCamOffset(self, xyz, hpr):
|
|
self.xyz = xyz
|
|
self.hpr = hpr
|
|
def setCamFrustum(self, focalLength, filmSize, filmOffset):
|
|
self.fFrustum = 1
|
|
self.focalLength = focalLength
|
|
self.filmSize = filmSize
|
|
self.filmOffset = filmOffset
|
|
|
|
|
|
def createClusterClient():
|
|
# setup camera offsets based on cluster-config
|
|
clusterConfig = base.config.GetString('cluster-config', 'single-server')
|
|
# No cluster config specified!
|
|
if clusterConfig not in ClientConfigs:
|
|
base.notify.warning(
|
|
'createClusterClient: %s cluster-config is undefined.' %
|
|
clusterConfig)
|
|
return None
|
|
# Get display config for each server in the cluster
|
|
displayConfigs = []
|
|
configList = ClientConfigs[clusterConfig]
|
|
numConfigs = len(configList)
|
|
for i in range(numConfigs):
|
|
configData = configList[i]
|
|
displayName = configData.get('display name', ('display%d' % i))
|
|
displayMode = configData.get('display mode', 'server')
|
|
# Init Cam Offset
|
|
pos = configData.get('pos', Vec3(0))
|
|
hpr = configData.get('hpr', Vec3(0))
|
|
# Init Frustum if specified
|
|
fl = configData.get('focal length', None)
|
|
fs = configData.get('film size', None)
|
|
fo = configData.get('film offset', None)
|
|
if displayMode == 'client':
|
|
#lens.setInterocularDistance(pos[0])
|
|
base.cam.setPos(pos)
|
|
lens = base.cam.node().getLens()
|
|
lens.setViewHpr(hpr)
|
|
if fl is not None:
|
|
lens.setFocalLength(fl)
|
|
if fs is not None:
|
|
lens.setFilmSize(fs[0], fs[1])
|
|
if fo is not None:
|
|
lens.setFilmOffset(fo[0], fo[1])
|
|
else:
|
|
serverConfigName = 'cluster-server-%s' % displayName
|
|
serverName = base.config.GetString(serverConfigName, '')
|
|
if serverName == '':
|
|
base.notify.warning(
|
|
'%s undefined in Configrc: expected by %s display client.'%
|
|
(serverConfigName, clusterConfig))
|
|
base.notify.warning('%s will not be used.' % serverConfigName)
|
|
else:
|
|
# Daemon port
|
|
serverDaemonPortConfigName = (
|
|
'cluster-server-daemon-port-%s' % displayName)
|
|
serverDaemonPort = base.config.GetInt(
|
|
serverDaemonPortConfigName,
|
|
CLUSTER_DAEMON_PORT)
|
|
# TCP Server port
|
|
serverMsgPortConfigName = (
|
|
'cluster-server-msg-port-%s' % displayName)
|
|
serverMsgPort = base.config.GetInt(serverMsgPortConfigName,
|
|
CLUSTER_SERVER_PORT)
|
|
cci = ClusterConfigItem(
|
|
serverConfigName,
|
|
serverName,
|
|
serverDaemonPort,
|
|
serverMsgPort)
|
|
# Init cam offset
|
|
cci.setCamOffset(pos, hpr)
|
|
# Init frustum if specified
|
|
if fl and fs and fo:
|
|
cci.setCamFrustum(fl, fs, fo)
|
|
displayConfigs.append(cci)
|
|
# Create Cluster Managers (opening connections to servers)
|
|
# Are the servers going to be synced?
|
|
if base.clusterSyncFlag:
|
|
base.notify.warning('autoflip')
|
|
base.graphicsEngine.setAutoFlip(0)
|
|
base.notify.warning('ClusterClientSync')
|
|
return ClusterClientSync(displayConfigs, base.clusterSyncFlag)
|
|
else:
|
|
return ClusterClient(displayConfigs, base.clusterSyncFlag)
|
|
|
|
|
|
class DummyClusterClient(DirectObject.DirectObject):
|
|
""" Dummy class to handle command strings when not in cluster mode """
|
|
notify = DirectNotifyGlobal.directNotify.newCategory("DummyClusterClient")
|
|
def __init__(self):
|
|
pass
|
|
|
|
def __call__(self, commandString, fLocally = 1, serverList = None):
|
|
if fLocally:
|
|
# Execute locally
|
|
exec(commandString, __builtins__)
|
|
|
|
|