def __init__(self,racingLine,tiManager,scene,carname,drivername,
racingLinePointInf,racingLinePointSup,
lap=0,dist_lap=0.0,next_interface_idx=0,dist_next_interface=0.0):
self.racingLine = racingLine
self.tiManager = tiManager
self.scene = scene
self.carname = carname
self.drivername = drivername
self.racingLinePointInf = racingLinePointInf
self.racingLinePointSup = racingLinePointSup
self.dist_lap = dist_lap
self.next_interface_idx = next_interface_idx
self.dist_next_interface = dist_next_interface
self.bgeGuide = BGEGuide(scene,self.getGuideName())
self.bgeCarPositionHandler = BGECarPositionHandler(self)
self.start_race = True
class BGECar:
def __init__(self,racingLine,tiManager,scene,carname,drivername,
racingLinePointInf,racingLinePointSup,
lap=0,dist_lap=0.0,next_interface_idx=0,dist_next_interface=0.0):
self.racingLine = racingLine
self.tiManager = tiManager
self.scene = scene
self.carname = carname
self.drivername = drivername
self.racingLinePointInf = racingLinePointInf
self.racingLinePointSup = racingLinePointSup
self.dist_lap = dist_lap
self.next_interface_idx = next_interface_idx
self.dist_next_interface = dist_next_interface
self.bgeGuide = BGEGuide(scene,self.getGuideName())
self.bgeCarPositionHandler = BGECarPositionHandler(self)
self.start_race = True
def __repr__(self):
return ('BGECar - ' + self.carname
+ ' - RLInf/Sup: ' + str(self.racingLinePointInf)
+ '/' + str(self.racingLinePointSup)
+ ' - dist_lap: ' + str(self.dist_lap)
+ ' - nxt_intrf_idx: ' + str(self.next_interface_idx)
+ ' - dist_nxt_intrf: ' + str(self.dist_next_interface)
+ ' - ' + str(self.bgeGuide)
+ ' - dist_guide: ' + str(self.getDistToGuide()))
#observer pattern - need to register each car to race manager
def registerRaceManager(self,raceManager):
self.raceManager = raceManager
#notify race manager of end of lap event
def notifyEndOfLap(self):
self.raceManager.notifyEndOfLap(self)
def getLinearVelocity(self):
return self.scene.objects[self.carname].getLinearVelocity(True)
def getVelocity(self):
return self.scene.objects[self.carname].getVelocity()
def getSpeed(self):
return self.getLinearVelocity().y
def getPosition(self):
return self.scene.objects[self.carname].position
#get guide name from car name
def getGuideName(self):
return self.carname + '_Guide'
#distance to guide - usefull for debug
def getDistToGuide(self):
return (self.getPosition() - self.bgeGuide.getPosition()).length
#project AI guide forward on the spline
#at a distance computed as a product of velocity
def projectGuide(self):
self.bgeGuide.setPosition(self.racingLine.projectPosition(self))
#update car own variables - this method is called by AIController all the time
#delegate the update to a BGECarHandler object
def update(self):
self.bgeCarPositionHandler.update()
#compute car position projected orthogonally on the racing line
def getOrthPosition(self):
return tools3d.projectOrth(self.getPosition(),
self.racingLine.getCoord(self.racingLinePointInf),
self.racingLine.getCoord(self.racingLinePointSup))