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support for manual or task-driven position broadcasts

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This commit is contained in:
Darren Ranalli 2007-11-28 19:33:00 +00:00
parent ac8ca1fe1b
commit 334cf9f8e8
1 changed files with 13 additions and 4 deletions
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15
direct/src/distributed/DistributedSmoothNodeBase.py
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@ -4,6 +4,8 @@ from ClockDelta import *
from direct.task import Task from direct.task import Task
from direct.showbase.PythonUtil import randFloat, Enum from direct.showbase.PythonUtil import randFloat, Enum
DummyTask = ScratchPad()
class DistributedSmoothNodeBase: class DistributedSmoothNodeBase:
"""common base class for DistributedSmoothNode and DistributedSmoothNodeAI """common base class for DistributedSmoothNode and DistributedSmoothNodeAI
""" """
@ -46,6 +48,12 @@ class DistributedSmoothNodeBase:
# Delete this callback because it maintains a reference to self # Delete this callback because it maintains a reference to self
self.d_broadcastPosHpr = None self.d_broadcastPosHpr = None
def posHprBroadcastStarted(self):
return self.d_broadcastPosHpr != None
def wantSmoothPosBroadcastTask(self):
return True
def startPosHprBroadcast(self, period=.2, stagger=0, type=None): def startPosHprBroadcast(self, period=.2, stagger=0, type=None):
if self.cnode == None: if self.cnode == None:
self.initializeCnode() self.initializeCnode()
@ -83,10 +91,11 @@ class DistributedSmoothNodeBase:
delay = 0. delay = 0.
if stagger: if stagger:
delay = randFloat(period) delay = randFloat(period)
taskMgr.doMethodLater(self.__broadcastPeriod + delay, if self.wantSmoothPosBroadcastTask():
self._posHprBroadcast, taskName) taskMgr.doMethodLater(self.__broadcastPeriod + delay,
self._posHprBroadcast, taskName)
def _posHprBroadcast(self, task): def _posHprBroadcast(self, task=DummyTask):
# TODO: we explicitly stagger the initial task timing in # TODO: we explicitly stagger the initial task timing in
# startPosHprBroadcast; we should at least make an effort to keep # startPosHprBroadcast; we should at least make an effort to keep
# this task accurately aligned with its period and starting time. # this task accurately aligned with its period and starting time.