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from synergine.lib.process.processmanager import KeepedAliveProcessManager |
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from synergine.core.cycle.PipePackage import PipePackage |
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from synergine.core.simulation.EventManager import EventManager |
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from synergine.core.Signals import Signals |
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from synergine.synergy.event.exception.ActionAborted import ActionAborted |
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class CycleCalculator(): |
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""" |
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Run cycles of simulation |
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""" |
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ACTION_RUNNED = 'signal.action_runned' |
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def __init__(self, context, synergy_manager, config, force_main_process=False): |
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self._context = context |
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self._synergy_manager = synergy_manager |
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self._event_manager = EventManager(self._synergy_manager) |
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self._event_manager.refresh() |
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self._force_main_process = force_main_process |
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self._config = config |
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# TODO: Recuprer le nb de process depuis l'os |
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self._process_manager = KeepedAliveProcessManager(nb_process=self._config.get('engine.processes', 2), |
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target=self._process_compute) |
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self._cycle = 0 |
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self._current_cycle_actions_done = [] |
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def get_cycle(self): |
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return self._cycle |
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def compute(self): |
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self._cycle += 1 |
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#print('cycle: ', self._cycle) |
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self._current_cycle_actions_done = [] |
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self._compute_events() |
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self._compute_simulations_end_cycle() |
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return self._current_cycle_actions_done |
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def _compute_events(self): |
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for step_key, mechanisms in enumerate(self._event_manager.get_mechanisms_steps()): |
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actions = self._get_computeds_objects(step_key) |
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self._apply_cycle_actions(actions) |
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self._apply_actions(actions) |
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def _get_computeds_objects(self, step_key): |
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pipe_package = self._get_pipe_package_for_collection(step_key) |
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if not self._force_main_process: |
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computeds_objects = self._process_manager.get_their_work(pipe_package) |
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else: |
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pipe_package.setCountProcess(1) |
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pipe_package.setCurrentProcessId(0) |
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computeds_objects = self._process_compute(pipe_package) |
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return computeds_objects |
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def _get_pipe_package_for_collection(self, step_key): |
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pipe_package = PipePackage() |
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pipe_package.set_step_key(step_key) |
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self._context.set_cycle(self._cycle) |
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# TODO: 1: Seule les metas ont besoin d'etre trimbale |
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# TODO: 2: Transporter le differentiel des metas pour le calculs a traver le reseau |
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pipe_package.set_context(self._context) |
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# TODO: Le paquet de retour contient les actions instancies. On peu alleger le paquet en retournant qqch comme ca: |
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# {action_id: ((obj_id, obj_id, ...), parameters)} |
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# import sys |
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# import pickle |
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# size = sys.getsizeof(pickle.dumps(pipe_package)) |
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# print(size) |
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return pipe_package |
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def _process_compute(self, pipe_package): |
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""" |
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Since here, we are in process mode: you only have to use metas (objects_ids, states) |
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:param pipe_package: |
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:return: |
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""" |
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context = pipe_package.get_context() |
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step_key = pipe_package.get_step_key() |
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actions = [] |
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for mechanism in self._event_manager.get_mechanisms_steps()[step_key]: |
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mechanism_actions = mechanism.run(context) |
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for mechanism_action in mechanism_actions: |
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actions.append(mechanism_action) |
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return actions |
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def _apply_cycle_actions(self, actions): |
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""" |
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Execute actions cycle run. |
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:param actions: |
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:return: |
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""" |
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executed_cycle_classes = [] |
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for action in actions: |
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if type(action) not in executed_cycle_classes: |
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action.cycle_pre_run(self._context, self._synergy_manager) |
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executed_cycle_classes.append(type(action)) |
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def _apply_actions(self, actions): |
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""" |
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Execute all actions run. |
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:param actions: list of actions |
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:return: |
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""" |
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for action in actions: |
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obj = self._synergy_manager.get_map().get_object(action.get_object_id()) |
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try: |
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action.run(obj, self._context, self._synergy_manager) |
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Signals.signal(action.__class__).send(obj=obj, context=self._context) |
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self._current_cycle_actions_done.append(action) |
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except ActionAborted: |
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pass |
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def _compute_simulations_end_cycle(self): |
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for simulation in self._synergy_manager.get_simulations(): |
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simulation.end_cycle(self._context) |
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def end(self): |
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self._process_manager.stop() |
buxx /
synergine
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