public bool Process()
        {
            ExistingVehicles = 0;
            foreach (Vehicle v in LivelyWorld.AllVehicles)
            {
                if (v.Model == SourceVehicle)
                {
                    ExistingVehicles++;
                }
            }

            if (ExistingVehicles > 4)
            {
                if (LivelyWorld.DebugOutput)
                {
                    File.AppendAllText(@"scripts\LivelyWorldDebug.txt", "\n" + DateTime.Now + " - Too many vehicles of " + SourceVehicle + " already exist, spawn attempt aborted");
                }
                return(false);
            }
            if (Terrain == TerrainType.Water && !LivelyWorld.IsPlayerNearWater(200f))
            {
                return(false);
            }
            if (!LivelyWorld.CanWeUse(veh))
            {
                if (Cooldown < Game.GameTime)
                {
                    Vector3 PlayerPos = Game.Player.Character.Position;
                    if (AreaOrZone == "all" || LivelyWorld.IsInNamedArea(Game.Player.Character, AreaOrZone))
                    {
                        if (Time == "all" || (LivelyWorld.IsNightTime() && Time == "night") || (!LivelyWorld.IsNightTime() && Time == "day"))
                        {
                            if (LivelyWorld.RandomInt(0, 100) > Prob)
                            {
                                Cooldown = Game.GameTime + CooldownTime;
                                if (LivelyWorld.DebugOutput)
                                {
                                    File.AppendAllText(@"scripts\LivelyWorldDebug.txt", "\n" + DateTime.Now + " - Probability check for " + SourceVehicle + " too low, resetting cooldown without spawning.");
                                }
                                return(false);
                            }
                            else
                            {
                                if (LivelyWorld.DebugOutput)
                                {
                                    File.AppendAllText(@"scripts\LivelyWorldDebug.txt", "\n" + DateTime.Now + " - Spawning a " + SourceVehicle + "");
                                }
                            }

                            Vector3 spawnpos = Vector3.Zero;
                            int     patience = 0;
                            if (patience < 3) //  while (Game.GameTime > patience+3000 && (spawnpos==Vector3.Zero || LivelyWorld.WouldPlayerNoticeChangesHere(spawnpos))) //WOULD_ENTITY_BE_OCCLUDED(Hash entityModelHash, float x, float y, float z, BOOL p4)
                            {
                                patience++;
                                switch (Terrain)
                                {
                                case TerrainType.Road:
                                {
                                    int p = 1;

                                    spawnpos = Vector3.Zero;

                                    while (p < 50 && (spawnpos == Vector3.Zero || LivelyWorld.WouldPlayerNoticeChangesHere(spawnpos)))
                                    {
                                        p++;
                                        spawnpos = LivelyWorld.GenerateSpawnPos(Game.Player.Character.Position.Around(100 + (p * 10)), LivelyWorld.Nodetype.Road, false);
                                        Script.Yield();
                                    }
                                    break;
                                }

                                case TerrainType.Offroad:
                                {
                                    int p = 1;

                                    while (p < 50 && (spawnpos == Vector3.Zero || LivelyWorld.WouldPlayerNoticeChangesHere(spawnpos)))
                                    {
                                        p++;
                                        spawnpos = LivelyWorld.GenerateSpawnPos(Game.Player.Character.Position.Around(100 + (p * 10)), LivelyWorld.Nodetype.Offroad, false);
                                        Script.Yield();
                                    }
                                    break;
                                }

                                case TerrainType.Air:
                                {
                                    int traffic = 0;
                                    foreach (Vehicle v in LivelyWorld.AllVehicles)
                                    {
                                        if (v.HeightAboveGround > 20 && (v.Model.IsHelicopter || v.Model.IsPlane))
                                        {
                                            traffic++;
                                        }
                                    }
                                    if (traffic > 10)
                                    {
                                        if (LivelyWorld.DebugOutput)
                                        {
                                            File.AppendAllText(@"scripts\LivelyWorldDebug.txt", "\n" + DateTime.Now + " - too much air traffic (>5) to spawn more.");
                                        }
                                        return(false);
                                    }
                                    if (new Model(SourceVehicle).IsHelicopter)
                                    {
                                        spawnpos = Game.Player.Character.Position.Around(LivelyWorld.RandomInt(300, 600));
                                    }
                                    else
                                    {
                                        spawnpos = Game.Player.Character.Position.Around(LivelyWorld.RandomInt(500, 800));
                                    }
                                    spawnpos = spawnpos + new Vector3(0, 0, LivelyWorld.RandomInt(50, 100));
                                    break;
                                }

                                case TerrainType.Water:
                                {
                                    int traffic = 0;
                                    foreach (Vehicle v in LivelyWorld.AllVehicles)
                                    {
                                        if (v.Model.IsBoat)
                                        {
                                            traffic++;
                                        }
                                    }
                                    if (traffic > 10)
                                    {
                                        if (LivelyWorld.DebugOutput)
                                        {
                                            File.AppendAllText(@"scripts\LivelyWorldDebug.txt", "\n" + DateTime.Now + " - too much boat traffic (> 5) to spawn more.");
                                        }
                                        return(false);
                                    }
                                    if (World.GetZoneNameLabel(Game.Player.Character.Position) == "OCEANA")
                                    {
                                        foreach (Vector3 v in LivelyWorld.OceanSpawns)
                                        {
                                            if (Game.Player.Character.IsInRangeOf(v, despawnRange - 100f) && !LivelyWorld.AnyVehicleNear(v, 100f) && !LivelyWorld.WouldPlayerNoticeChangesHere(v))
                                            {
                                                spawnpos = v;
                                                break;
                                            }
                                        }
                                    }
                                    else
                                    {
                                        spawnpos = LivelyWorld.GenerateSpawnPos(Game.Player.Character.Position.Around(200), LivelyWorld.Nodetype.Water, false);
                                    }
                                    break;
                                }
                                }
                            }

                            if (spawnpos == Vector3.Zero)
                            {
                                if (LivelyWorld.DebugOutput)
                                {
                                    File.AppendAllText(@"scripts\LivelyWorldDebug.txt", "\n" + DateTime.Now + " - adequate spawn position not found, aborting traffic spawn.");
                                }
                                return(false);
                            }

                            float angle = LivelyWorld.AngleBetweenVectors(Game.Player.Character.Position, spawnpos);
                            if (Terrain != TerrainType.Road)
                            {
                                angle = +LivelyWorld.RandomInt(-90, 90);
                            }
                            veh = World.CreateVehicle(SourceVehicle, spawnpos, angle);
                            if (LivelyWorld.CanWeUse(veh))
                            {
                                veh.Position = veh.Position + (veh.RightVector * 2); //Make sure it spawns on the right side of the road, not the left (oncoming)
                                string model = null;
                                if (model == null || new Model(model).IsValid == false)
                                {
                                    ped = veh.CreateRandomPedOnSeat(VehicleSeat.Driver);
                                }
                                else
                                {
                                    ped = World.CreatePed(model, veh.Position.Around(5));
                                    ped.SetIntoVehicle(veh, VehicleSeat.Driver);
                                }

                                if (veh.Model.IsHelicopter || veh.Model.Hash == Game.GenerateHash("osprey"))
                                {
                                    veh.Position = veh.Position + new Vector3(0, 0, LivelyWorld.RandomInt(50, 100));

                                    foreach (Vector3 takeoff in LivelyWorld.AmbientHeliLanding)
                                    {
                                        if (Game.Player.Character.IsInRangeOf(takeoff, 1000f))
                                        {
                                            veh.Position = takeoff;
                                            break;
                                        }
                                    }
                                    Function.Call(Hash.SET_HELI_BLADES_FULL_SPEED, veh);
                                    Function.Call(Hash.SET_VEHICLE_FORWARD_SPEED, veh, 30f);
                                    veh.LandingGear = VehicleLandingGear.Retracted;
                                }
                                else if (veh.Model.IsPlane)
                                {
                                    veh.Position = LivelyWorld.LerpByDistance(Game.Player.Character.Position, veh.Position, 500);
                                    if (veh.Model.GetDimensions().Y > 20f)
                                    {
                                        veh.Position = veh.Position + new Vector3(0, 0, 200);
                                    }
                                    if (veh.Model.GetDimensions().Y > 40f)
                                    {
                                        veh.Position = veh.Position + new Vector3(0, 0, 200);
                                        despawnRange = 2000f;
                                    }
                                    veh.LandingGear = VehicleLandingGear.Retracted;

                                    Function.Call(Hash.SET_VEHICLE_FORWARD_SPEED, veh, 30f);
                                }
                                else if (!veh.Model.IsBoat)
                                {
                                    LivelyWorld.MoveEntitytoNearestRoad(veh, true, true);
                                }



                                if (LivelyWorld.DebugBlips)
                                {
                                    veh.AddBlip();

                                    if (veh.Model.IsPlane)
                                    {
                                        veh.CurrentBlip.Sprite = BlipSprite.Plane;
                                    }
                                    if (veh.Model.IsBike)
                                    {
                                        veh.CurrentBlip.Sprite = BlipSprite.PersonalVehicleBike;
                                    }
                                    if (veh.Model.IsBoat)
                                    {
                                        veh.CurrentBlip.Sprite = BlipSprite.Boat;
                                    }
                                    if (veh.Model.IsCar)
                                    {
                                        veh.CurrentBlip.Sprite = BlipSprite.PersonalVehicleCar;
                                    }
                                    if (veh.Model.IsHelicopter)
                                    {
                                        veh.CurrentBlip.Sprite = BlipSprite.Helicopter;
                                    }

                                    veh.CurrentBlip.Color        = BlipColor.White;
                                    veh.CurrentBlip.IsShortRange = true;
                                    veh.CurrentBlip.Name         = veh.FriendlyName;
                                }
                                AmbientDrive();
                                veh.Alpha        = 0;
                                veh.Driver.Alpha = 0;
                                LivelyWorld.FadeIn.Add(veh);
                                LivelyWorld.FadeIn.Add(veh.Driver);
                                if (LivelyWorld.CarrierVehicles.Contains(veh.Model))
                                {
                                    Model   vehicle = LivelyWorld.RandomNormalVehicle();
                                    Vehicle cargo   = World.CreateVehicle(vehicle, veh.Position + (veh.UpVector * 5f));

                                    if (LivelyWorld.CanWeUse(cargo))
                                    {
                                        LivelyWorld.Attach(veh, cargo);
                                    }
                                    LivelyWorld.TemporalPersistence.Add(cargo);
                                }
                                if (LivelyWorld.Debug >= DebugLevel.EventsAndScenarios)
                                {
                                    UI.Notify("~o~" + SourceVehicle + " spawned (and entered cooldown)");                                                    // if(LivelyWorld.Debug >= DebugLevel.EventsAndScenarios)
                                }
                                if (!veh.SirenActive)
                                {
                                    veh.Driver.IsPersistent = false;
                                    veh.IsPersistent        = false;
                                }
                            }
                            else
                            {
                                return(false);
                            }

                            return(true);
                        }
                    }
                }
                //else if (LivelyWorld.Debug >= DebugLevel.EventsAndScenarios) UI.Notify("~o~Spawner - " + SourceVehicle + " - " + AreaOrZone + " - " + Time + " is on cooldown");
            }
            else if (LivelyWorld.CanWeUse(veh))
            {
                if (!veh.IsInRangeOf(Game.Player.Character.Position, despawnRange) && !LivelyWorld.WouldPlayerNoticeChangesHere(veh.Position))
                {
                    if (veh.CurrentBlip.Exists())
                    {
                        veh.CurrentBlip.Color = BlipColor.White;
                    }
                    veh.MarkAsNoLongerNeeded();
                    veh = null;
                    if (LivelyWorld.CanWeUse(ped))
                    {
                        ped.MarkAsNoLongerNeeded();
                        ped = null;
                    }
                    if (Cooldown < Game.GameTime)
                    {
                        Cooldown = Game.GameTime + CooldownTime;
                    }
                }
                else
                {
                    if (veh.Speed < 3f && LivelyWorld.CanWeUse(ped))
                    {
                        //  AmbientDrive();
                    }
                }
                if (Cooldown < Game.GameTime)
                {
                    Cooldown = Game.GameTime + 40000;
                }
            }
            return(false);
        }