mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-12-26 05:02:31 -06:00
119 lines
3.9 KiB
Python
119 lines
3.9 KiB
Python
"""DistributedSmoothNodeBase module: contains the DistributedSmoothNodeBase class"""
|
|
|
|
from ClockDelta import *
|
|
from direct.task import Task
|
|
from direct.showbase.PythonUtil import randFloat, Enum
|
|
|
|
class DummyTaskClass:
|
|
def setDelay(self, blah):
|
|
pass
|
|
|
|
DummyTask = DummyTaskClass()
|
|
|
|
class DistributedSmoothNodeBase:
|
|
"""common base class for DistributedSmoothNode and DistributedSmoothNodeAI
|
|
"""
|
|
BroadcastTypes = Enum('FULL, XYH, XY')
|
|
|
|
def __init__(self):
|
|
self.__broadcastPeriod = None
|
|
|
|
def generate(self):
|
|
self.cnode = CDistributedSmoothNodeBase()
|
|
self.cnode.setClockDelta(globalClockDelta)
|
|
self.d_broadcastPosHpr = None
|
|
|
|
def disable(self):
|
|
del self.cnode
|
|
# make sure our task is gone
|
|
self.stopPosHprBroadcast()
|
|
|
|
def delete(self):
|
|
pass
|
|
|
|
def b_clearSmoothing(self):
|
|
self.d_clearSmoothing()
|
|
self.clearSmoothing()
|
|
def d_clearSmoothing(self):
|
|
self.sendUpdate("clearSmoothing", [0])
|
|
|
|
### posHprBroadcast ###
|
|
|
|
def getPosHprBroadcastTaskName(self):
|
|
# presumably, we have a doId at this point
|
|
return "sendPosHpr-%s" % self.doId
|
|
|
|
def setPosHprBroadcastPeriod(self, period):
|
|
# call this at any time to change the delay between broadcasts
|
|
self.__broadcastPeriod = period
|
|
|
|
def getPosHprBroadcastPeriod(self):
|
|
# query the current delay between broadcasts
|
|
return self.__broadcastPeriod
|
|
|
|
def stopPosHprBroadcast(self):
|
|
taskMgr.remove(self.getPosHprBroadcastTaskName())
|
|
# Delete this callback because it maintains a reference to self
|
|
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):
|
|
if self.cnode == None:
|
|
self.initializeCnode()
|
|
|
|
BT = DistributedSmoothNodeBase.BroadcastTypes
|
|
if type is None:
|
|
type = BT.FULL
|
|
# set the broadcast type
|
|
self.broadcastType = type
|
|
|
|
broadcastFuncs = {
|
|
BT.FULL: self.cnode.broadcastPosHprFull,
|
|
BT.XYH: self.cnode.broadcastPosHprXyh,
|
|
BT.XY: self.cnode.broadcastPosHprXy,
|
|
}
|
|
# this comment is here so it will show up in a grep for 'def d_broadcastPosHpr'
|
|
self.d_broadcastPosHpr = broadcastFuncs[self.broadcastType]
|
|
|
|
# Set stagger to non-zero to randomly delay the initial task execution
|
|
# over 'period' seconds, to spread out task processing over time
|
|
# when a large number of SmoothNodes are created simultaneously.
|
|
taskName = self.getPosHprBroadcastTaskName()
|
|
|
|
# Set up telemetry optimization variables
|
|
self.cnode.initialize(self, self.dclass, self.doId)
|
|
|
|
self.setPosHprBroadcastPeriod(period)
|
|
# Broadcast our initial position
|
|
self.b_clearSmoothing()
|
|
self.cnode.sendEverything()
|
|
|
|
# remove any old tasks
|
|
taskMgr.remove(taskName)
|
|
# spawn the new task
|
|
delay = 0.
|
|
if stagger:
|
|
delay = randFloat(period)
|
|
if self.wantSmoothPosBroadcastTask():
|
|
taskMgr.doMethodLater(self.__broadcastPeriod + delay,
|
|
self._posHprBroadcast, taskName)
|
|
|
|
def _posHprBroadcast(self, task=DummyTask):
|
|
# TODO: we explicitly stagger the initial task timing in
|
|
# startPosHprBroadcast; we should at least make an effort to keep
|
|
# this task accurately aligned with its period and starting time.
|
|
self.d_broadcastPosHpr()
|
|
task.setDelay(self.__broadcastPeriod)
|
|
return Task.again
|
|
|
|
def sendCurrentPosition(self):
|
|
# if we're not currently broadcasting, make sure things are set up
|
|
if self.d_broadcastPosHpr is None:
|
|
self.cnode.initialize(self, self.dclass, self.doId)
|
|
self.cnode.sendEverything()
|
|
|