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https://github.com/panda3d/panda3d.git
synced 2025-10-03 10:22:45 -04:00
added tasks run same frame now
This commit is contained in:
Joe Shochet
parent
8413388055
commit
84291066be
@ -268,7 +268,8 @@ class TaskManager:
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self.running = 0
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self.stepping = 0
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self.taskList = []
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self.newTasks = []
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# Dictionary of priority to newTaskLists
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self.pendingTaskDict = {}
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self.doLaterList = []
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self.currentTime, self.currentFrame = self.__getTimeFrame()
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if (TaskManager.notify == None):
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@ -300,6 +301,7 @@ class TaskManager:
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signal.signal(signal.SIGINT, signal.default_int_handler)
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def hasTaskNamed(self, taskName):
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# TODO: check pending task list
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# Get the tasks with this name
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tasks = self.nameDict.get(taskName)
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# If we found some, see if any of them are still active (not removed)
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@ -311,6 +313,7 @@ class TaskManager:
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return 0
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def getTasksNamed(self, taskName):
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# TODO: check pending tasks
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# Get the tasks with this name
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tasks = self.nameDict.get(taskName, [])
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# Filter out the tasks that have been removed
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@ -335,9 +338,9 @@ class TaskManager:
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break
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else:
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removedTasks.append(dl)
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dl.setStartTimeFrame(self.currentTime, self.currentFrame)
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self.newTasks.append(dl)
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self.__spawnTaskNamed(dl, dl.name)
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continue
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# Get the tasks we spawned this frame off the doLaterList
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if removedTasks:
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self.doLaterList = unique(self.doLaterList, removedTasks)
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return cont
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@ -367,6 +370,8 @@ class TaskManager:
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return task
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def doLater(self, delayTime, task, taskName):
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if TaskManager.notify.getDebug():
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TaskManager.notify.debug('doLater: %s' % (taskName))
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task.delayTime = delayTime
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task.name = taskName
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return self.__spawnDoLater(task)
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@ -380,13 +385,15 @@ class TaskManager:
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Add a new task to the taskMgr.
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You can add a Task object or a method that takes one argument.
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"""
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if TaskManager.notify.getDebug():
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TaskManager.notify.debug('add: %s' % (name))
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if isinstance(funcOrTask, Task):
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funcOrTask.setPriority(priority)
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return self.__spawnTaskNamed(funcOrTask, name)
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elif callable(funcOrTask):
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return self.__spawnMethodNamed(funcOrTask, name, priority)
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else:
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self.notify.error('Tried to add a task that was not a Task or a func')
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self.notify.error('add: Tried to add a task that was not a Task or a func')
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def __spawnMethodNamed(self, func, name, priority=0):
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task = Task(func, priority)
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@ -394,14 +401,21 @@ class TaskManager:
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def __spawnTaskNamed(self, task, name):
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if TaskManager.notify.getDebug():
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TaskManager.notify.debug('spawning task named: ' + name)
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TaskManager.notify.debug('__spawnTaskNamed: %s' % (name))
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# Init params
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task.name = name
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task.setStartTimeFrame(self.currentTime, self.currentFrame)
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nameList = ifAbsentPut(self.nameDict, name, [])
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nameList.append(task)
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# Put it on the list for the end of this frame
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self.newTasks.append(task)
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self.__addPendingTask(task)
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def __addPendingTask(self, task):
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if TaskManager.notify.getDebug():
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TaskManager.notify.debug('__addPendingTask: %s' % (task.name))
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pri = task.getPriority()
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taskPriList = ifAbsentPut(self.pendingTaskDict, pri, TaskPriorityList(pri))
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taskPriList.add(task)
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def __addNewTask(self, task):
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# The taskList is really an ordered list of TaskPriorityLists
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@ -447,12 +461,9 @@ class TaskManager:
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if hyphen >= 0:
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name = name[0:hyphen]
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task.setupPStats(name)
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if self.fVerbose:
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# Alert the world, a new task is born!
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messenger.send('TaskManager-spawnTask',
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sentArgs = [task, task.name, index])
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messenger.send('TaskManager-spawnTask', sentArgs = [task, task.name, index])
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return task
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def remove(self, taskOrName):
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@ -479,22 +490,22 @@ class TaskManager:
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return num
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def __removeTasksEqual(self, task):
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if TaskManager.notify.getDebug():
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TaskManager.notify.debug('__removeTasksEqual: removing task: %s' % (task))
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taskName = task.name
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# Remove this task from the nameDict (should be a short list)
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self.__removeTaskFromNameDict(task)
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# Flag the task for removal from the real list
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task.remove()
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# Cleanup stuff
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task.finishTask(self.fVerbose)
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return 1
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if self.__removeTaskFromNameDict(task):
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TaskManager.notify.debug('__removeTasksEqual: removing task: %s' % (task))
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# Flag the task for removal from the real list
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task.remove()
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# Cleanup stuff
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task.finishTask(self.fVerbose)
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return 1
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else:
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return 0
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def __removeTasksNamed(self, taskName):
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if TaskManager.notify.getDebug():
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TaskManager.notify.debug('__removeTasksNamed: removing tasks named: %s' % (taskName))
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if not self.nameDict.has_key(taskName):
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return 0
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if TaskManager.notify.getDebug():
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TaskManager.notify.debug('__removeTasksNamed: removing tasks named: %s' % (taskName))
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for task in self.nameDict[taskName]:
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# Flag for removal
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task.remove()
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@ -514,9 +525,11 @@ class TaskManager:
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tasksWithName.remove(task)
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if len(tasksWithName) == 0:
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del self.nameDict[taskName]
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return 1
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return 0
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def __executeTask(self, task, currentTime, currentFrame):
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task.setCurrentTimeFrame(currentTime, currentFrame)
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def __executeTask(self, task):
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task.setCurrentTimeFrame(self.currentTime, self.currentFrame)
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if not self.taskTimerVerbose:
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# don't record timing info
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ret = task(task)
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@ -546,9 +559,45 @@ class TaskManager:
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task.avgDt = 0
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return ret
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def __stepThroughList(self, taskPriList):
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# Traverse the taskPriList with an iterator
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i = 0
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while (i < len(taskPriList)):
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task = taskPriList[i]
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# See if we are at the end of the real tasks
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if task is None:
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break
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# See if this task has been removed in show code
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if task.isRemoved():
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TaskManager.notify.debug('__stepThroughList: task is flagged for removal %s' % (task))
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task.finishTask(self.fVerbose)
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taskPriList.remove(i)
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# Do not increment the iterator
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continue
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# Now actually execute the task
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ret = self.__executeTask(task)
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# See if the task is done
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if (ret == cont):
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# Leave it for next frame, its not done yet
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pass
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elif ((ret == done) or (ret == exit)):
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TaskManager.notify.debug('__stepThroughList: task is finished %s' % (task))
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# Remove the task
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if not task.isRemoved():
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task.remove()
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task.finishTask(self.fVerbose)
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self.__removeTaskFromNameDict(task)
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taskPriList.remove(i)
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# Do not increment the iterator
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continue
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else:
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raise StandardError, "Task named %s did not return cont, exit, or done" % task.name
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# Move to the next element
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i += 1
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def step(self):
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if TaskManager.notify.getDebug():
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TaskManager.notify.debug('step')
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TaskManager.notify.debug('step: begin')
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self.currentTime, self.currentFrame = self.__getTimeFrame()
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# Replace keyboard interrupt handler during task list processing
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# so we catch the keyboard interrupt but don't handle it until
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@ -559,49 +608,36 @@ class TaskManager:
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# Traverse the task list in order because it is in priority order
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for taskPriList in self.taskList:
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# Traverse the taskPriList with an iterator
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i = 0
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while (i < len(taskPriList)):
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task = taskPriList[i]
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# See if we are at the end of the real tasks
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if task is None:
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TaskManager.notify.debug('step: end of priList %s' % (taskPriList.getPriority()))
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break
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# See if this task has been removed in show code
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if task.isRemoved():
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TaskManager.notify.debug('step: task is flagged for removal %s' % (task))
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task.finishTask(self.fVerbose)
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taskPriList.remove(i)
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# Do not increment the iterator
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continue
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# Now actually execute the task
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ret = self.__executeTask(task, self.currentTime, self.currentFrame)
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# See if the task is done
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if (ret == cont):
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# Leave it for next frame, its not done yet
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pass
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elif ((ret == done) or (ret == exit)):
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TaskManager.notify.debug('step: task is finished %s' % (task))
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# Remove the task
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if not task.isRemoved():
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task.remove()
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task.finishTask(self.fVerbose)
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self.__removeTaskFromNameDict(task)
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taskPriList.remove(i)
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# Do not increment the iterator
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continue
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else:
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raise StandardError, "Task named %s did not return cont, exit, or done" % task.name
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# Move to the next element
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i += 1
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# Add all the new tasks now
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for task in self.newTasks:
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TaskManager.notify.debug('step: adding new task to list %s' % (task))
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self.__addNewTask(task)
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# Reset for next frame
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self.newTasks = []
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pri = taskPriList.getPriority()
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TaskManager.notify.debug('step: running through taskList at pri: %s' % (pri))
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self.__stepThroughList(taskPriList)
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# Now see if that generated any pending tasks for this taskPriList
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pendingTasks = self.pendingTaskDict.get(pri, [])
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while pendingTasks:
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TaskManager.notify.debug('step: running through pending tasks at pri: %s' % (pri))
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# Remove them from the pendingTaskDict
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del self.pendingTaskDict[pri]
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# Execute them
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self.__stepThroughList(pendingTasks)
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# Add these to the real taskList
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for task in pendingTasks:
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if (task and not task.isRemoved()):
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TaskManager.notify.debug('step: moving %s from pending to taskList' % (task.name))
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self.__addNewTask(task)
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# See if we generated any more for this pri level
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pendingTasks = self.pendingTaskDict.get(pri, [])
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# Now that we are all done, add any left over pendingTasks generated in
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# priority levels lower than where we were when we iterated
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for taskList in self.pendingTaskDict.values():
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for task in taskList:
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if (task and not task.isRemoved()):
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if TaskManager.notify.getDebug():
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TaskManager.notify.debug('step: moving %s from pending to taskList' % (task.name))
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self.__addNewTask(task)
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self.pendingTaskDict.clear()
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# Restore default interrupt handler
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signal.signal(signal.SIGINT, signal.default_int_handler)
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if self.fKeyboardInterrupt:
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@ -704,6 +740,19 @@ class TaskManager:
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+ priority.rjust(priorityWidth)
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+ '\n')
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str = str + '---------------------------------------------------------------\n'
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str = str + ' pendingTasks\n'
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str = str + '---------------------------------------------------------------\n'
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for pri, taskList in self.pendingTaskDict.items():
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for task in taskList:
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remainingTime = ((task.starttime + task.delayTime) - self.currentTime)
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if task.isRemoved():
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taskName = '(PR)' + task.name
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else:
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taskName = '(P)' + task.name
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str = str + (' ' + taskName.ljust(taskNameWidth-2)
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+ fpformat.fix(pri, 2).rjust(dtWidth)
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+ '\n')
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str = str + '---------------------------------------------------------------\n'
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str = str + ' doLaterList\n'
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str = str + '---------------------------------------------------------------\n'
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for task in self.doLaterList:
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@ -747,3 +796,24 @@ class TaskManager:
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# Ask for the time last frame
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return globalClock.getFrameTime(), globalClock.getFrameCount()
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"""
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import Task
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def goo(task):
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print 'goo'
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return Task.done
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def bar(task):
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print 'bar'
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taskMgr.add(goo, 'goo')
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return Task.done
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def foo(task):
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print 'foo'
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taskMgr.add(bar, 'bar')
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return Task.done
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taskMgr.add(foo, 'foo')
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"""
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