Method updateScene

limsim/simModel/fixedScene/localScene.py:213–243

(self, dataBase: str, timeStep: int)

        return edges, juncs

    def updateScene(self, dataBase: str, timeStep: int):
        NowTLs = {}
        conn = sqlite3.connect(dataBase)
        cur = conn.cursor()
        cur.execute(
            """SELECT * FROM trafficLightStates WHERE frame=%i;""" % timeStep
        )
        tlsINFO = cur.fetchall()
        if tlsINFO:
            for tls in tlsINFO:
                frame, tlid, currPhase, nextPhase, switchTime = tls
                NowTLs[tlid] = (currPhase, nextPhase, switchTime)

        cur.close()
        conn.close()

        if NowTLs:
            for jid in self.junctions:
                junc = self.netInfo.getJunction(jid)
                if junc:
                    for jlid in junc.JunctionLanes:
                        jl = self.netInfo.getJunctionLane(jlid)
                        tlid = jl.tlLogic
                        if tlid:
                            try:
                                currPhase, nextPhase, switchTime = NowTLs[tlid]
                            except KeyError:
                                continue
                            jl.currTlState = currPhase[jl.tlsIndex]
                            jl.nexttTlState = nextPhase[jl.tlsIndex]
                            jl.switchTime = switchTime

    def updateSurroundVeh(self):
        for vid in self.outOfRange: