def _scheduleNextProfile(self):
self._profileCounter += 1
self._timeElapsed = self._profileCounter * self._period
#assert isInteger(self._timeElapsed)
time = self._startTime + self._timeElapsed
# vary the actual delay between profiles by a random amount to prevent interaction
# with periodic events
jitter = self._jitter
if jitter is None:
jitter = normalDistrib(-self._jitterMagnitude,
self._jitterMagnitude)
time += jitter
else:
time -= jitter
jitter = None
self._jitter = jitter
sessionId = serialNum()
session = taskMgr.getProfileSession('FrameProfile-%s' % sessionId)
self._id2session[sessionId] = session
taskMgr.profileFrames(num=1,
session=session,
callback=Functor(self._analyzeResults,
sessionId))
# schedule the next profile
delay = max(time - globalClock.getFrameTime(), 0.)
self._task = taskMgr.doMethodLater(delay,
self._scheduleNextProfileDoLater,
'FrameProfiler-%s' % serialNum())
def leakTask(task = None, leakTaskName = leakTaskName):
base = getBase()
taskMgr.add(nullTask, uniqueName(leakTaskName))
taskMgr.doMethodLater(1 << 31, nullDoLater, uniqueName(leakDoLaterName))
taskMgr.doMethodLater(10, leakTask, 'doLeakTask-%s' % serialNum())
if task:
return task.done
def _setEnabled(self, enabled):
if enabled:
self.notify.info('frame profiler started')
self._startTime = globalClock.getFrameTime()
self._profileCounter = 0
self._jitter = None
self._period2aggregateProfile = {}
self._id2session = {}
self._id2task = {}
# don't profile process startup
self._task = taskMgr.doMethodLater(
self._period, self._scheduleNextProfileDoLater,
'FrameProfilerStart-%s' % serialNum())
else:
self._task.remove()
del self._task
for session in self._period2aggregateProfile.values():
session.release()
del self._period2aggregateProfile
for task in self._id2task.values():
task.remove()
del self._id2task
for session in self._id2session.values():
session.release()
del self._id2session
self.notify.info('frame profiler stopped')
def __init__(self, name, firstCheckDelay = None):
Job.__init__(self, name)
self._serialNum = serialNum()
self._findContainersJob = None
self._checkContainersJob = None
self._pruneContainersJob = None
if firstCheckDelay is None:
firstCheckDelay = 60.0 * 15.0
self._nextCheckDelay = firstCheckDelay / 2.0
self._checkDelayScale = config.GetFloat('leak-detector-check-delay-scale', 1.5)
self._pruneTaskPeriod = config.GetFloat('leak-detector-prune-period', 60.0 * 30.0)
self._id2ref = { }
self._index2containerId2len = { }
self._index2delay = { }
if config.GetBool('leak-container', 0):
_createContainerLeak()
if config.GetBool('leak-tasks', 0):
_createTaskLeak()
ContainerLeakDetector.addPrivateObj(ContainerLeakDetector.PrivateIds)
ContainerLeakDetector.addPrivateObj(self.__dict__)
self.setPriority(Job.Priorities.Min)
jobMgr.add(self)
def __init__(self, name, firstCheckDelay = None):
Job.__init__(self, name)
self._serialNum = serialNum()
self._findContainersJob = None
self._checkContainersJob = None
self._pruneContainersJob = None
if firstCheckDelay is None:
firstCheckDelay = 60. * 15.
# divide by two, since the first check just takes length measurements and
# doesn't check for leaks
self._nextCheckDelay = firstCheckDelay/2.
self._checkDelayScale = config.GetFloat('leak-detector-check-delay-scale', 1.5)
self._pruneTaskPeriod = config.GetFloat('leak-detector-prune-period', 60. * 30.)
# main dict of id(container)->containerRef
self._id2ref = {}
# storage for results of check-container job
self._index2containerId2len = {}
self._index2delay = {}
if config.GetBool('leak-container', 0):
_createContainerLeak()
if config.GetBool('leak-tasks', 0):
_createTaskLeak()
# don't check our own tables for leaks
ContainerLeakDetector.addPrivateObj(ContainerLeakDetector.PrivateIds)
ContainerLeakDetector.addPrivateObj(self.__dict__)
self.setPriority(Job.Priorities.Min)
jobMgr.add(self)
def __init__(self, name, firstCheckDelay = None):
Job.__init__(self, name)
self._serialNum = serialNum()
self._findContainersJob = None
self._checkContainersJob = None
self._pruneContainersJob = None
if firstCheckDelay is None:
firstCheckDelay = 60. * 15.
# divide by two, since the first check just takes length measurements and
# doesn't check for leaks
self._nextCheckDelay = firstCheckDelay/2.
self._checkDelayScale = config.GetFloat('leak-detector-check-delay-scale', 1.5)
self._pruneTaskPeriod = config.GetFloat('leak-detector-prune-period', 60. * 30.)
# main dict of id(container)->containerRef
self._id2ref = {}
# storage for results of check-container job
self._index2containerId2len = {}
self._index2delay = {}
if config.GetBool('leak-container', 0):
_createContainerLeak()
if config.GetBool('leak-tasks', 0):
_createTaskLeak()
# don't check our own tables for leaks
ContainerLeakDetector.addPrivateObj(ContainerLeakDetector.PrivateIds)
ContainerLeakDetector.addPrivateObj(self.__dict__)
self.setPriority(Job.Priorities.Min)
jobMgr.add(self)
def leakTask(task=None, leakTaskName=leakTaskName):
base = getBase()
taskMgr.add(nullTask, uniqueName(leakTaskName))
taskMgr.doMethodLater(1 << 31, nullDoLater, uniqueName(leakDoLaterName))
taskMgr.doMethodLater(10, leakTask, 'doLeakTask-%s' % serialNum())
if task:
return task.done
def leakContainer(task = None):
base = getBase()
if not hasattr(base, 'leakContainer'):
base.leakContainer = { }
class LeakKey:
pass
base.leakContainer[(LeakKey(),)] = { }
if random.random() < 0.01:
key = random.choice(base.leakContainer.keys())
ContainerLeakDetector.notify.debug('removing reference to leakContainer key %s so it will be garbage-collected' % safeRepr(key))
del base.leakContainer[key]
taskMgr.doMethodLater(10, leakContainer, 'leakContainer-%s' % serialNum())
if task:
return task.done
def leakContainer(task=None):
base = getBase()
if not hasattr(base, 'leakContainer'):
base.leakContainer = {}
# use tuples as keys since they can't be weakref'd, and use an instance
# since it can't be repr/eval'd
# that will force the leak detector to hold a normal 'non-weak' reference
class LeakKey:
pass
base.leakContainer[(LeakKey(),)] = {}
# test the non-weakref object reference handling
if random.random() < .01:
key = random.choice(list(base.leakContainer.keys()))
ContainerLeakDetector.notify.debug(
'removing reference to leakContainer key %s so it will be garbage-collected' % safeRepr(key))
del base.leakContainer[key]
taskMgr.doMethodLater(10, leakContainer, 'leakContainer-%s' % serialNum())
if task:
return task.done
def leakContainer(task=None):
base = getBase()
if not hasattr(base, 'leakContainer'):
base.leakContainer = {}
# use tuples as keys since they can't be weakref'd, and use an instance
# since it can't be repr/eval'd
# that will force the leak detector to hold a normal 'non-weak' reference
class LeakKey:
pass
base.leakContainer[(LeakKey(),)] = {}
# test the non-weakref object reference handling
if random.random() < .01:
key = random.choice(base.leakContainer.keys())
ContainerLeakDetector.notify.debug(
'removing reference to leakContainer key %s so it will be garbage-collected' % safeRepr(key))
del base.leakContainer[key]
taskMgr.doMethodLater(10, leakContainer, 'leakContainer-%s' % serialNum())
if task:
return task.done
def _leakNode(self, task=None):
self._render.attachNewNode('leakNode-%s' % serialNum())
taskMgr.doMethodLater(10, self._leakNode, self._leakTaskName)
def __init__(self, render):
LeakDetector.__init__(self)
self._render = render
if ConfigVariableBool('leak-scene-graph', False):
self._leakTaskName = 'leakNodes-%s' % serialNum()
self._leakNode()
