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This commit is contained in:
Jesse Schell 2000-10-31 16:05:42 +00:00
parent 40ae72cd2e
commit c534bcaa87
10 changed files with 135 additions and 78 deletions
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10
direct/src/distributed/ClientDistClass.py
View File

@ -13,6 +13,7 @@ class ClientDistClass:
self.allCDU = self.createAllCDU(self.allFields)
self.number2CDU = self.createNumber2CDUDict(self.allCDU)
self.name2CDU = self.createName2CDUDict(self.allCDU)
self.allRequiredCDU = self.listRequiredCDU(self.allCDU)
return None
def parseFields(self, dcClass):
@ -39,6 +40,15 @@ class ClientDistClass:
dict[i.name] = i
return dict
def listRequiredCDU(self, allCDU):
requiredCDU = []
for i in allCDU:
atom = i.field.asAtomicField()
if atom:
if atom.isRequired():
requiredCDU.append(i)
return requiredCDU
def updateField(self, do, di):
# Get the update field id
fieldId = di.getArg(ST_uint8)

12
direct/src/distributed/ClientDistUpdate.py
View File

@ -1,11 +1,14 @@
"""ClientDistUpdate module: contains the ClientDistUpdate class"""
import DirectNotifyGlobal
import Avatar
import DistributedToon
class ClientDistUpdate:
notify = DirectNotifyGlobal.directNotify.newCategory("ClientDistUpdate")
def __init__(self, dcField):
self.field = dcField
self.number = dcField.getNumber()
self.name = dcField.getName()
self.types = []
@ -32,10 +35,11 @@ class ClientDistUpdate:
def updateField(self, cdc, do, di):
# Look up the class
aClass = eval(cdc.name)
#aClass = eval(cdc.name + "." + cdc.name)
# Look up the function
assert(aClass.__dict__.has_key(self.name))
func = aClass.__dict__[self.name]
#assert(aClass.__dict__.has_key(self.name))
#func = aClass.__dict__[self.name]
func = eval(cdc.name + "." + cdc.name + "." + self.name)
# Get the arguments into a list
args = self.extractArgs(di)
# Apply the function to the object with the arguments
@ -45,7 +49,7 @@ class ClientDistUpdate:
def extractArgs(self, di):
args = []
for i in self.types:
args.append(di.getArgs(i))
args.append(di.getArg(i))
return args
def addArgs(self, datagram, args):

62
direct/src/distributed/ClientRepository.py
View File

@ -8,9 +8,10 @@ import DirectNotifyGlobal
import ClientDistClass
# The repository must import all known types of Distributed Objects
import DistributedObject
import DistributedToon
import DirectObject
class ClientRepository:
defaultServerPort = 5150
class ClientRepository(DirectObject.DirectObject):
notify = DirectNotifyGlobal.directNotify.newCategory("ClientRepository")
def __init__(self, dcFileName, AIClientFlag=0):
@ -38,8 +39,7 @@ class ClientRepository:
self.name2cdc[dcClass.getName()]=clientDistClass
return None
def connect(self, serverName="localhost",
serverPort=defaultServerPort):
def connect(self, serverName, serverPort):
self.qcm=QueuedConnectionManager()
self.tcpConn = self.qcm.openTCPClientConnection(
serverName, serverPort, 1000)
@ -71,38 +71,26 @@ class ClientRepository:
return availGetVal
def handleDatagram(self, datagram):
di = DatagramIterator(datagram)
msgType = di.getArg(STUint16)
if msgType == LOGIN_RESPONSE:
self.handleLoginResponse(di)
elif msgType == ALL_OBJECT_GENERATE_WITH_REQUIRED:
self.handleGenerateWithRequired(di)
elif msgType == ALL_OBJECT_UPDATE_FIELD:
self.handleUpdateField(di)
else:
ClientRepository.notify.warning("We don't handle type: "
+ str(msgType))
return None
def handleLoginResponse(self, di):
# Pull the security byte
secByte = di.getUint8()
# Print the byte
print ("Got login with security: " + chr(secByte))
# This class is meant to be pure virtual, and any classes that
# inherit from it need to make their own handleDatagram method
pass
def handleGenerateWithRequired(self, di):
# Get the class Id
classId = di.getArg(STUint8);
classId = di.getArg(STUint16);
# Get the DO Id
doId = di.getArg(STUint32)
# Look up the cdc
cdc = self.number2cdc[classId]
# Create a new distributed object, and put it in the dictionary
distObj = self.generateWithRequiredFields(cdc, doId, di)
distObj = self.generateWithRequiredFields(cdc,
eval(cdc.name + \
"." + \
cdc.name),
doId, di)
return None
def generateWithRequiredFields(self, cdc, doId, di):
def generateWithRequiredFields(self, cdc, constructor, doId, di):
# Someday, this function will look in a cache of old distributed
# objects to see if this object is in there, and pull it
# out if necessary. For now, we'll just check to see if
@ -114,10 +102,15 @@ class ClientRepository:
ClientRepository.notify.warning("doId: " +
str(doId) +
" was generated again")
distObj = self.doId2do(doId)
distObj = self.doId2do[doId]
distObj.updateRequiredFields(cdc, di)
else:
# Construct a new one
distObj = eval(cdc.name + "." + cdc.name)(doId, di)
distObj = constructor()
# Assign it an Id
distObj.doId = doId
# Update the required fields
distObj.updateRequiredFields(cdc, di)
# Put the new do in both dictionaries
self.doId2do[doId] = distObj
self.doId2cdc[doId] = cdc
@ -136,19 +129,6 @@ class ClientRepository:
# Let the cdc finish the job
cdc.updateField(do, di)
def sendLoginMsg(self):
datagram = Datagram()
# Add message type
datagram.addUint16(1)
# Add swid
datagram.addString("1234567890123456789012345678901234")
# Add IP Address
datagram.addUint32(0)
# Add UDP port
datagram.addUint16(5150)
# Send the message
self.cw.send(datagram, self.tcpConn)
def sendUpdate(self, do, fieldName, args):
# Get the DO id
doId = do.doId

10
direct/src/distributed/DistributedActor.py
View File

@ -1,8 +1,14 @@
"""DistributedActor module: contains the DistributedActor class"""
from DistributedNode import *
import DistributedNode
import Actor
class DistributedActor(DistributedNode, Actor.Actor):
class DistributedActor(DistributedNode.DistributedNode, Actor.Actor):
"""Distributed Actor class:"""
def __init__(self):
pass
def generateInit(self, di):
DistributedNode.DistributedNode.generateInit(self, di)

24
direct/src/distributed/DistributedNode.py
View File

@ -1,7 +1,27 @@
"""DistributedNode module: contains the DistributedNode class"""
from DistributedObject import *
import NodePath
import DistributedObject
class DistributedNode(DistributedObject, NodePath):
class DistributedNode(DistributedObject.DistributedObject, NodePath.NodePath):
"""Distributed Node class:"""
def __init__(self):
pass
def generateInit(self, di):
DistributedObject.DistributedObject.generateInit(self, di)
def d_setPos(self, x, y, z):
self.sendUpdate("setPos", [x, y, z])
def d_setHpr(self, h, p, r):
self.sendUpdate("setHpr", [h, p, r])
def d_setPosHpr(self):
self.d_setPos_Hpr(self.getX(), self.getY(), self.getZ(),
self.getH(), self.getP(), self.getR())
def d_setPosHpr(self, x, y, z, h, p, r):
self.sendUpdate("setPosHpr", [x, y, z, h, p, r])

22
direct/src/distributed/DistributedObject.py
View File

@ -4,10 +4,24 @@ from PandaObject import *
class DistributedObject(PandaObject):
"""Distributed Object class:"""
def __init__(self, doId, di):
self.doId=doId
self.zone=di.getUint32()
assert(di.getRemainingSize() == 0)
def __init__(self):
pass
def getDoId(self):
"""getDoId(self)
Return the distributed object id
"""
return self.__doId
def updateRequiredFields(self, cdc, di):
for i in cdc.allRequiredCDU:
i.updateField(cdc, self, di)
def sendUpdate(self, fieldName, args):
cr.sendupdate(self, fieldName, args)
def taskName(self, taskString):
return (taskString + "-" + str(self.getDoId))

8
direct/src/distributed/MsgTypes.py Normal file
View File

@ -0,0 +1,8 @@
"""MsgTypes module: contains distributed object message types"""
CLIENT_OBJECT_UPDATE_FIELD = 24
CLIENT_OBJECT_UPDATE_FIELD_RESP = 24
CLIENT_OBJECT_DISABLE_RESP = 25
CLIENT_OBJECT_DELETE_RESP = 27
CLIENT_CREATE_OBJECT_REQUIRED = 34
CLIENT_CREATE_OBJECT_REQUIRED_OTHER = 35

29
direct/src/showbase/FSM.py
View File

@ -32,7 +32,8 @@ class FSM(DirectObject):
self.setFinalState(finalStateName)
#enter the initial state
# Enter the initial state.
# It is assumed that the initial state takes no arguments.
self.__currentState = self.__initialState
self.__enter(self.__initialState)
@ -41,7 +42,7 @@ class FSM(DirectObject):
return "FSM: name = %s \n states = %s \n initial = %s \n final = %s \n current = %s" % (self.__name, self.__states, self.__initialState, self.__finalState, self.__currentState)
#setters and getters
# setters and getters
def getName(self):
"""getName(self)"""
@ -88,45 +89,47 @@ class FSM(DirectObject):
for state in self.__states:
if (state.getName() == stateName):
return state
FSM.notify.warning("getStateNamed: no such state")
FSM.notify.warning("getStateNamed: " + str(stateName) + " no such state")
# basic FSM functionality
def __exitCurrent(self):
def __exitCurrent(self, argList):
"""__exitCurrent(self)
Exit the current state"""
FSM.notify.info("exiting %s" % self.__currentState.getName())
self.__currentState.exit(argList)
messenger.send(self.getName() + '_' +
self.__currentState.getName() + '_exited')
self.__currentState.exit()
self.__currentState = None
def __enter(self, aState):
def __enter(self, aState, argList=[]):
"""__enter(self, State)
Enter a given state, if it exists"""
if (aState in self.__states):
self.__currentState = aState
aState.enter()
aState.enter(argList)
messenger.send(self.getName() + '_' +
aState.getName() + '_entered')
FSM.notify.info("entering %s" % aState.getName())
else:
FSM.notify.error("enter: no such state")
def __transition(self, aState):
"""__transition(self, State)
def __transition(self, aState, enterArgList=[], exitArgList=[]):
"""__transition(self, State, enterArgList, exitArgList)
Exit currentState and enter given one"""
self.__exitCurrent()
self.__enter(aState)
self.__exitCurrent(exitArgList)
self.__enter(aState, enterArgList)
def request(self, aStateName):
def request(self, aStateName, enterArgList=[], exitArgList=[]):
"""request(self, string)
Attempt transition from currentState to given one.
Return true is transition exists to given state,
false otherwise"""
if (aStateName in self.__currentState.getTransitions()):
self.__transition(self.getStateNamed(aStateName))
self.__transition(self.getStateNamed(aStateName),
enterArgList,
exitArgList)
return 1
else:
FSM.notify.info("no transition exists to %s" % aStateName)

20
direct/src/showbase/State.py
View File

@ -89,15 +89,15 @@ class State(DirectObject):
Return true if state has child FSMs"""
return(self.__FSMList != None)
def __enterChildren(self):
"""__enterChildren(self)
def __enterChildren(self, argList):
"""__enterChildren(self, argList)
Enter all child FSMs"""
if self.hasChildren():
for fsm in self.__FSMList:
fsm.request((fsm.getInitialState()).getName())
def __exitChildren(self):
"""__exitChildren(self)
def __exitChildren(self, argList):
"""__exitChildren(self, argList)
Exit all child FSMs"""
if self.hasChildren():
for fsm in self.__FSMList:
@ -106,24 +106,24 @@ class State(DirectObject):
# basic State functionality
def enter(self):
def enter(self, argList=[]):
"""enter(self)
Call the enter function for this state"""
if (self.__enterFunc != None):
apply(self.__enterFunc)
apply(self.__enterFunc, argList)
#enter child FSMs
self.__enterChildren()
self.__enterChildren(argList)
def exit(self):
def exit(self, argList=[]):
"""exit(self)
Call the exit function for this state"""
#first exit child FSMs
self.__exitChildren()
self.__exitChildren(argList)
#call exit function if it exists
if (self.__exitFunc != None):
apply(self.__exitFunc)
apply(self.__exitFunc, argList)
def __str__(self):
"""__str__(self)"""

12
direct/src/tkpanels/FSMInspector.py
View File

@ -459,6 +459,17 @@ def enterState():
def exitState():
print 'exitState'
<<<<<<< FSMInspector.py
fsm = FSM.FSM('stopLight',
[ State.State('red', enterState, exitState, ['green']),
State.State('yellow', enterState, exitState, ['red']),
State.State('green', enterState, exitState, ['yellow']) ],
'red',
'red')
import FSMInspector
inspector = FSMInspector.FSMInspector(FSM = fsm, title = fsm.getName())
=======
# Note, the inspectorPos argument is optional, the inspector will
# automagically position states on startup
@ -526,5 +537,6 @@ from ShowBaseGlobal import *
import FSMInspector
inspector = FSMInspector.FSMInspector(fsm, title = fsm.getName())
>>>>>>> 1.7
"""