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							85 lines
						
					
					
						
							3.0 KiB
						
					
					
				
			
		
		
	
	
							85 lines
						
					
					
						
							3.0 KiB
						
					
					
				import os
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import copy
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import json
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from typing import List, Optional
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from cereal import car, log
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from common.basedir import BASEDIR
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from common.params import Params
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from common.realtime import DT_CTRL
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from selfdrive.controls.lib.events import Alert
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from selfdrive.swaglog import cloudlog
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with open(os.path.join(BASEDIR, "selfdrive/controls/lib/alerts_offroad.json")) as f:
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  OFFROAD_ALERTS = json.load(f)
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def set_offroad_alert(alert: str, show_alert: bool, extra_text: Optional[str] = None) -> None:
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  if show_alert:
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    a = OFFROAD_ALERTS[alert]
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    if extra_text is not None:
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      a = copy.copy(OFFROAD_ALERTS[alert])
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      a['text'] += extra_text
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    Params().put(alert, json.dumps(a))
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  else:
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    Params().delete(alert)
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class AlertManager:
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  def __init__(self):
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    self.activealerts: List[Alert] = []
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    self.clear_current_alert()
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  def clear_current_alert(self) -> None:
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    self.alert_type: str = ""
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    self.alert_text_1: str = ""
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    self.alert_text_2: str = ""
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    self.alert_status = log.ControlsState.AlertStatus.normal
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    self.alert_size = log.ControlsState.AlertSize.none
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    self.visual_alert = car.CarControl.HUDControl.VisualAlert.none
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    self.audible_alert = car.CarControl.HUDControl.AudibleAlert.none
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    self.alert_rate: float = 0.
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  def add_many(self, frame: int, alerts: List[Alert], enabled: bool = True) -> None:
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    for alert in alerts:
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      added_alert = copy.copy(alert)
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      added_alert.start_time = frame * DT_CTRL
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      # if new alert is higher priority, log it
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      if not len(self.activealerts) or added_alert.alert_priority > self.activealerts[0].alert_priority:
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        cloudlog.event('alert_add', alert_type=added_alert.alert_type, enabled=enabled)
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      self.activealerts.append(added_alert)
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  def process_alerts(self, frame: int, clear_event_type=None) -> None:
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    cur_time = frame * DT_CTRL
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    # first get rid of all the expired alerts
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    self.activealerts = [a for a in self.activealerts if a.event_type != clear_event_type and
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                         a.start_time + max(a.duration_sound, a.duration_hud_alert, a.duration_text) > cur_time]
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    # sort by priority first and then by start_time
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    self.activealerts.sort(key=lambda k: (k.alert_priority, k.start_time), reverse=True)
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    # start with assuming no alerts
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    self.clear_current_alert()
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    if len(self.activealerts):
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      current_alert = self.activealerts[0]
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      self.alert_type = current_alert.alert_type
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      if current_alert.start_time + current_alert.duration_sound > cur_time:
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        self.audible_alert = current_alert.audible_alert
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      if current_alert.start_time + current_alert.duration_hud_alert > cur_time:
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        self.visual_alert = current_alert.visual_alert
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      if current_alert.start_time + current_alert.duration_text > cur_time:
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        self.alert_text_1 = current_alert.alert_text_1
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        self.alert_text_2 = current_alert.alert_text_2
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        self.alert_status = current_alert.alert_status
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        self.alert_size = current_alert.alert_size
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        self.alert_rate = current_alert.alert_rate
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