自学教程：C++ GetPassenger函数代码示例

void Vehicle::InstallAccessory (uint32 entry, int8 seatId, bool minion){    if (Unit *passenger = GetPassenger(seatId))    {        // already installed        if (passenger->GetEntry() == entry)        {            ASSERT(passenger->GetTypeId() == TYPEID_UNIT);            if (me->GetTypeId() == TYPEID_UNIT && me->ToCreature()->IsInEvadeMode() && passenger->ToCreature()->IsAIEnabled)                passenger->ToCreature()->AI()->EnterEvadeMode();            return;        }        passenger->ExitVehicle();          // this should not happen    }    if (Creature *accessory = me->SummonCreature(entry, *me, TEMPSUMMON_CORPSE_TIMED_DESPAWN, 30000))    {        if (minion)            accessory->AddUnitTypeMask(UNIT_MASK_ACCESSORY);        accessory->EnterVehicle(this, seatId);        if (GetBase()->GetTypeId() == TYPEID_UNIT)            sScriptMgr->OnInstallAccessory(this, accessory);    }}

void Vehicle::InstallAccessory(uint32 entry, int8 seatId){    if(Unit *passenger = GetPassenger(seatId))    {        // already installed        if(passenger->GetEntry() == entry)            return;        passenger->ExitVehicle(); // this should not happen    }    const CreatureInfo *cInfo = objmgr.GetCreatureTemplate(entry);    if(!cInfo)        return;    Creature *accessory;    if(cInfo->VehicleId)        accessory = SummonVehicle(entry, GetPositionX(), GetPositionY(), GetPositionZ());    else        accessory = SummonCreature(entry, GetPositionX(), GetPositionY(), GetPositionZ());    if(!accessory)        return;    accessory->EnterVehicle(this, seatId);    // This is not good, we have to send update twice    accessory->SendMovementFlagUpdate();}

//-----------------------------------------------------------------------------// Purpose: //-----------------------------------------------------------------------------bool CBaseTFVehicle::GetPassengerExitPoint( int nRole, Vector *pAbsPosition, QAngle *pAbsAngles ){	// FIXME: Clean this up	CBasePlayer *pPlayer = GetPassenger(nRole);	GetPassengerExitPoint( pPlayer, nRole, pAbsPosition, pAbsAngles );	return true;}

void Vehicle::InstallAccessory(uint32 entry, int8 seatId, bool minion){    if (Unit *passenger = GetPassenger(seatId))    {        // already installed        if (passenger->GetEntry() == entry)        {            assert(passenger->GetTypeId() == TYPEID_UNIT);            if (me->GetTypeId() == TYPEID_UNIT && me->ToCreature()->IsInEvadeMode() && passenger->ToCreature()->IsAIEnabled)                passenger->ToCreature()->AI()->EnterEvadeMode();            return;        }        passenger->ExitVehicle(); // this should not happen    }    //TODO: accessory should be minion    if (Creature *accessory = me->SummonCreature(entry, *me, TEMPSUMMON_CORPSE_TIMED_DESPAWN, 30000))    {        if (minion)            accessory->AddUnitTypeMask(UNIT_MASK_ACCESSORY);        accessory->EnterVehicle(this, seatId);        // This is not good, we have to send update twice        accessory->SendMovementFlagUpdate();    }}

void VehicleKit::InstallAccessory(VehicleAccessory const* accessory){    if (Unit *passenger = GetPassenger(accessory->uiSeat))    {        // already installed        if (passenger->GetEntry() == accessory->uiAccessory)            return;        passenger->ExitVehicle();    }    if (Creature* summoned = m_pBase->SummonCreature(accessory->uiAccessory,        m_pBase->GetPositionX() + accessory->m_offsetX, m_pBase->GetPositionY() + accessory->m_offsetY, m_pBase->GetPositionZ() + accessory->m_offsetZ, m_pBase->GetOrientation() + accessory->m_offsetX,        TEMPSUMMON_CORPSE_TIMED_DESPAWN, 30000))    {        SetDestination(accessory->m_offsetX,accessory->m_offsetY,accessory->m_offsetZ,accessory->m_offsetO,0.0f,0.0f);        summoned->SetCreatorGuid(ObjectGuid());        summoned->SetFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_DISABLE_MOVE);        summoned->EnterVehicle(m_pBase, accessory->uiSeat);        SetDestination();        if (summoned->GetVehicle())            DEBUG_LOG("Vehicle::InstallAccessory %s accessory added, seat %u of %s",summoned->GetObjectGuid().GetString().c_str(), accessory->uiSeat, m_pBase->GetObjectGuid().GetString().c_str());        else        {            sLog.outError("Vehicle::InstallAccessory cannot install %s to seat %u of %s",summoned->GetObjectGuid().GetString().c_str(), accessory->uiSeat, m_pBase->GetObjectGuid().GetString().c_str());            summoned->ForcedDespawn();        }    }    else        sLog.outError("Vehicle::InstallAccessory cannot summon creature id %u (seat %u of %s)",accessory->uiAccessory, accessory->uiSeat,m_pBase->GetObjectGuid().GetString().c_str());}

CClientPlayer * CClientVehicle::GetOccupant(BYTE byteSeatId){	if(byteSeatId == 0)		return GetDriver();	return GetPassenger(byteSeatId - 1);}

void VehicleKit::InstallAccessory(VehicleAccessory const* accessory){    if (Unit* passenger = GetPassenger(accessory->seatId))    {        // already installed        if (passenger->GetEntry() == accessory->passengerEntry)            return;        GetBase()->RemoveSpellsCausingAura(SPELL_AURA_CONTROL_VEHICLE, passenger->GetObjectGuid());    }    if (Creature* summoned = GetBase()->SummonCreature(accessory->passengerEntry,        GetBase()->GetPositionX() + accessory->m_offsetX, GetBase()->GetPositionY() + accessory->m_offsetY, GetBase()->GetPositionZ() + accessory->m_offsetZ, GetBase()->GetOrientation() + accessory->m_offsetX,        TEMPSUMMON_CORPSE_TIMED_DESPAWN, 30000))    {        summoned->SetCreatorGuid(ObjectGuid());        summoned->SetFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_DISABLE_MOVE);        int32 seatId = accessory->seatId + 1;        SetDestination(accessory->m_offsetX,accessory->m_offsetY,accessory->m_offsetZ,accessory->m_offsetO,0.0f,0.0f);        summoned->CastCustomSpell(GetBase(), SPELL_RIDE_VEHICLE_HARDCODED, &seatId, &seatId, NULL, true);        SetDestination();        if (summoned->GetVehicle())            DEBUG_LOG("Vehicle::InstallAccessory %s accessory added, seat %i (real %i) of %s",summoned->GetObjectGuid().GetString().c_str(), accessory->seatId, GetSeatId(summoned), GetBase()->GetObjectGuid().GetString().c_str());        else        {            sLog.outError("Vehicle::InstallAccessory cannot install %s to seat %u of %s",summoned->GetObjectGuid().GetString().c_str(), accessory->seatId, GetBase()->GetObjectGuid().GetString().c_str());            summoned->ForcedDespawn();        }    }    else        sLog.outError("Vehicle::InstallAccessory cannot summon creature id %u (seat %u of %s)",accessory->passengerEntry, accessory->seatId,GetBase()->GetObjectGuid().GetString().c_str());}

void Vehicle::InstallAccessory(uint32 entry, int8 seatId, bool isVehicle, bool minion){    if(Unit *passenger = GetPassenger(seatId))    {        // already installed        if(passenger->GetEntry() == entry)        {            assert(passenger->GetTypeId() == TYPEID_UNIT);            return;        }        passenger->ExitVehicle(); // this should not happen    }    //TODO: accessory should be minion    if(isVehicle)    {        if(Vehicle *accessory = SummonVehicle(entry, 0, 0, 0, 0))        {            accessory->EnterVehicle(this, seatId, true);            // This is not good, we have to send update twice            accessory->BuildVehicleInfo(accessory);        }    }else{        if(Creature *accessory = SummonCreature(entry, 0, 0, 0, 0, TEMPSUMMON_CORPSE_TIMED_DESPAWN, 30000))        {            accessory->EnterVehicle(this, seatId);            // This is not good, we have to send update twice            WorldPacket data;            accessory->BuildHeartBeatMsg(&data);            accessory->SendMessageToSet(&data, false);        }    }}

void Vehicle::RegeneratePower(Powers power){    uint32 curValue = GetPower(power);    uint32 maxValue = GetMaxPower(power);    if (curValue >= maxValue)        return;    float addvalue = 0.0f;    // hack: needs more research of power type from the dbc.     // It must contains some info about vehicles like Salvaged Chopper.    if(m_vehicleInfo->m_powerType == POWER_TYPE_PYRITE)        return;    addvalue = 10.0f;    ModifyPower(power, (int32)addvalue);    for(int i =0; i != MAX_SEAT; i++)    {        if(Unit *pPassanger = GetPassenger(i))        {            if(pPassanger->GetTypeId() == TYPEID_PLAYER)                SendCreateUpdateToPlayer((Player*)pPassanger);        }    }}

void Vehicle::Relocate(Position pos){    sLog->outDebug(LOG_FILTER_VEHICLES, "Vehicle::Relocate %u", _me->GetEntry());    std::set<Unit*> vehiclePlayers;    for (int8 i = 0; i < 8; i++)        vehiclePlayers.insert(GetPassenger(i));    // passengers should be removed or they will have movement stuck    RemoveAllPassengers();    for (std::set<Unit*>::const_iterator itr = vehiclePlayers.begin(); itr != vehiclePlayers.end(); ++itr)    {        if (Unit* plr = (*itr))        {            // relocate/setposition doesn't work for player            plr->NearTeleportTo(pos.GetPositionX(), pos.GetPositionY(), pos.GetPositionZ(), pos.GetOrientation());            //plr->TeleportTo(pPlayer->GetMapId(), triggerPos.GetPositionX(), triggerPos.GetPositionY(), triggerPos.GetPositionZ(), triggerPos.GetOrientation(), TELE_TO_NOT_LEAVE_COMBAT);        }    }    _me->UpdatePosition(pos, true);    // problems, and impossible to do delayed enter    //pPlayer->EnterVehicle(veh);}

void Vehicle::InstallAllAccessories(){    if(!GetMap())       return;    CreatureDataAddon const *cainfo = GetCreatureAddon();    if(!cainfo || !cainfo->passengers)        return;    for (CreatureDataAddonPassengers const* cPassanger = cainfo->passengers; cPassanger->seat_idx != -1; ++cPassanger)    {        // Continue if seat already taken        if(GetPassenger(cPassanger->seat_idx))            continue;        uint32 guid = 0;        bool isVehicle = false;        // Set guid and check whatever it is        if(cPassanger->guid != 0)            guid = cPassanger->guid;        else        {            CreatureDataAddon const* passAddon;            passAddon = ObjectMgr::GetCreatureTemplateAddon(cPassanger->entry);            if(passAddon && passAddon->vehicle_id != 0)                isVehicle = true;            else                guid = sObjectMgr.GenerateLowGuid(HIGHGUID_UNIT);        }        // Create it        Creature *pPassenger = new Creature;        if(!isVehicle)        {            uint32 entry = cPassanger->entry;            if(entry == 0)            {                CreatureData const* data = sObjectMgr.GetCreatureData(guid);                if(!data)                    continue;                entry = data->id;            }                             if(!pPassenger->Create(guid, GetMap(), GetPhaseMask(), entry, 0))                continue;            pPassenger->LoadFromDB(guid, GetMap());            pPassenger->Relocate(GetPositionX(), GetPositionY(), GetPositionZ());            GetMap()->Add(pPassenger);            pPassenger->AIM_Initialize();        }        else            pPassenger = (Creature*)SummonVehicle(cPassanger->entry, GetPositionX(), GetPositionY(), GetPositionZ(), 0);        // Enter vehicle...        pPassenger->EnterVehicle(this, cPassanger->seat_idx, true);        // ...and send update. Without this, client wont show this new creature/vehicle...        WorldPacket data;        pPassenger->BuildHeartBeatMsg(&data);        pPassenger->SendMessageToSet(&data, false);    }}

//-----------------------------------------------------------------------------// Purpose: Modify the player view/camera while in a vehicle//-----------------------------------------------------------------------------void CFourWheelServerVehicle::GetVehicleViewPosition( int nRole, Vector *pAbsOrigin, QAngle *pAbsAngles ){	Assert( nRole == VEHICLE_DRIVER );	CBasePlayer *pPlayer = GetPassenger( VEHICLE_DRIVER );	Assert( pPlayer );	*pAbsAngles = pPlayer->EyeAngles(); // yuck. this is an in/out parameter.	GetFourWheelVehiclePhysics()->GetVehicleViewPosition( "vehicle_driver_eyes", 1.0f, pAbsOrigin, pAbsAngles );}

int CBaseTFVehicle::LocateEntryPoint( CBaseTFPlayer *pPlayer, float* fBest2dDistanceSqr ){	// Get the players origin and compare it to all the entry points on the	// vehicle.	Vector vecPlayerPos = pPlayer->GetAbsOrigin();	Vector vecEntryPos;	QAngle vecEntryAngle;	int   iMinEntry = -1;	float flMinDistance2 = INITIAL_MAX_DISTANCE;	// Is the player the owner of the vehicle?	bool bOwner = ( pPlayer == GetOwner() );	char szPassengerEyes[32];	for( int iEntryPoint = 0; iEntryPoint < m_nMaxPassengers; ++iEntryPoint )	{		// If not the owner, check to see if the entry point is available.  The		// entry point is always available for the owner.		bool bOccupied = ( GetPassenger( iEntryPoint ) != NULL );		// Also check for child vehicles...		if ( bOccupied && !bOwner )			continue;			// FIXME: Cache off the entry point		Q_snprintf( szPassengerEyes, sizeof( szPassengerEyes ), "vehicle_feet_passenger%d", iEntryPoint );		int nAttachmentIndex = LookupAttachment( szPassengerEyes );		float flDistance2;		if (nAttachmentIndex > 0)		{			GetAttachment( nAttachmentIndex, vecEntryPos, vecEntryAngle );			Vector vecDelta = vecEntryPos - vecPlayerPos;			flDistance2 = vecDelta.AsVector2D().LengthSqr();		}		else		{			// No attachment? Choose it if we must as a last resort			flDistance2 = INITIAL_MAX_DISTANCE - 1;		}		if ( flDistance2 < flMinDistance2 )		{			flMinDistance2 = flDistance2;			iMinEntry = iEntryPoint;		}	}	if( fBest2dDistanceSqr )	{		*fBest2dDistanceSqr = flMinDistance2;	}	return iMinEntry;}

void CAPC2FourWheelServerVehicle::GetVehicleViewPosition( int nRole, Vector *pAbsOrigin, QAngle *pAbsAngles ){	//FixMe, wtf?	#ifndef DEBUG	Assert( nRole == VEHICLE_DRIVER );	#endif	CBaseCombatCharacter *pPlayer = GetPassenger( VEHICLE_ROLE_DRIVER );	Assert( pPlayer );	float flPitchFactor=1.0;	*pAbsAngles = pPlayer->EyeAngles();	matrix3x4_t vehicleEyePosToWorld;	Vector vehicleEyeOrigin;	QAngle vehicleEyeAngles;	GetAPC()->GetAttachment( "cannon_muzzle", vehicleEyeOrigin, vehicleEyeAngles );	Vector up,forward;	GetAPC()->GetVectors(NULL,&forward,&up);	vehicleEyeOrigin+=(forward*37)+(up*35);	AngleMatrix( vehicleEyeAngles, vehicleEyePosToWorld );//#ifdef HL2_DLL//	// View dampening.//	if ( r_VehicleViewDampen.GetInt() )//	{//		GetAPC()->DampenEyePosition( vehicleEyeOrigin, vehicleEyeAngles );//	}//#endif	// Compute the relative rotation between the unperterbed eye attachment + the eye angles	matrix3x4_t cameraToWorld;	AngleMatrix( *pAbsAngles, cameraToWorld );	matrix3x4_t worldToEyePos;	MatrixInvert( vehicleEyePosToWorld, worldToEyePos );	matrix3x4_t vehicleCameraToEyePos;	ConcatTransforms( worldToEyePos, cameraToWorld, vehicleCameraToEyePos );	// Now perterb the attachment point	vehicleEyeAngles.x = RemapAngleRange( PITCH_CURVE_ZERO * flPitchFactor, PITCH_CURVE_LINEAR, vehicleEyeAngles.x );	vehicleEyeAngles.z = RemapAngleRange( ROLL_CURVE_ZERO * flPitchFactor, ROLL_CURVE_LINEAR, vehicleEyeAngles.z );	AngleMatrix( vehicleEyeAngles, vehicleEyeOrigin, vehicleEyePosToWorld );	// Now treat the relative eye angles as being relative to this new, perterbed view position...	matrix3x4_t newCameraToWorld;	ConcatTransforms( vehicleEyePosToWorld, vehicleCameraToEyePos, newCameraToWorld );	// output new view abs angles	MatrixAngles( newCameraToWorld, *pAbsAngles );	// UNDONE: *pOrigin would already be correct in single player if the HandleView() on the server ran after vphysics	MatrixGetColumn( newCameraToWorld, 3, *pAbsOrigin );}

void Vehicle::TeleportVehicle(float x, float y, float z, float ang){    vehiclePlayers.clear();    for (int8 i = 0; i < 8; i++)        if (Unit* player = GetPassenger(i))            vehiclePlayers.insert(player->GetGUID());    RemoveAllPassengers(); // this can unlink Guns from Siege Engines    _me->NearTeleportTo(x, y, z, ang);    for (GuidSet::const_iterator itr = vehiclePlayers.begin(); itr != vehiclePlayers.end(); ++itr)        if (Unit* player = sObjectAccessor->FindUnit(*itr))                player->NearTeleportTo(x, y, z, ang);}

void VehicleKit::InstallAccessory(VehicleAccessory const* accessory){    if (Unit* passenger = GetPassenger(accessory->seatId))    {        // already installed        if (passenger->GetEntry() == accessory->passengerEntry)            return;        GetBase()->RemoveSpellsCausingAura(SPELL_AURA_CONTROL_VEHICLE, passenger->GetObjectGuid());    }    if (Creature* summoned = GetBase()->SummonCreature(accessory->passengerEntry,        GetBase()->GetPositionX() + accessory->m_offsetX, GetBase()->GetPositionY() + accessory->m_offsetY, GetBase()->GetPositionZ() + accessory->m_offsetZ, GetBase()->GetOrientation() + accessory->m_offsetO,        TEMPSUMMON_DEAD_DESPAWN, 0))    {        summoned->SetCreatorGuid(ObjectGuid());        summoned->SetFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_DISABLE_MOVE);        bool hideAccessory = false;        SeatMap::const_iterator seat = m_Seats.find(accessory->seatId);        if (seat != m_Seats.end())        {            if (seat->second.seatInfo->m_flags & SEAT_FLAG_HIDE_PASSENGER)  // coommon case                hideAccessory = true;        }        if (!hideAccessory && (accessory->m_flags & ACCESSORY_FLAG_HIDE))            hideAccessory = true;        if (hideAccessory)            summoned->SetDisplayId(DEFAULT_HIDDEN_MODEL_ID); // set to empty model        SetDestination(accessory->m_offsetX, accessory->m_offsetY, accessory->m_offsetZ, accessory->m_offsetO, 0.0f, 0.0f);        int32 seatId = accessory->seatId + 1;        summoned->SetPhaseMask(GetBase()->GetPhaseMask(), true);        summoned->CastCustomSpell(GetBase(), SPELL_RIDE_VEHICLE_HARDCODED, &seatId, &seatId, NULL, true);        SetDestination();        if (summoned->GetVehicle())            DEBUG_LOG("Vehicle::InstallAccessory %s accessory added, seat %i (real %i) of %s", summoned->GetGuidStr().c_str(), accessory->seatId, GetSeatId(summoned), GetBase()->GetGuidStr().c_str());        else        {            sLog.outError("Vehicle::InstallAccessory cannot install %s to seat %u of %s", summoned->GetGuidStr().c_str(), accessory->seatId, GetBase()->GetGuidStr().c_str());            summoned->ForcedDespawn();        }    }    else        sLog.outError("Vehicle::InstallAccessory cannot summon creature id %u (seat %u of %s)", accessory->passengerEntry, accessory->seatId, GetBase()->GetGuidStr().c_str());}

void VehicleKit::InstallAccessory( uint32 entry, int8 seatId, bool minion /*= true*/ ){    if (Unit *passenger = GetPassenger(seatId))    {        // already installed        if (passenger->GetEntry() == entry)            return;        passenger->ExitVehicle();    }    if (Creature *accessory = m_pBase->SummonCreature(entry, m_pBase->GetPositionX(), m_pBase->GetPositionY(), m_pBase->GetPositionZ(), 0.0f, TEMPSUMMON_CORPSE_TIMED_DESPAWN, 30000))        accessory->EnterVehicle(this, seatId);}

void Vehicle::InstallAccessory(uint32 entry, int8 seatId, bool minion, uint8 type, uint32 summonTime){    if (Unit *passenger = GetPassenger(seatId))    {        // already installed        if (passenger->GetEntry() == entry)        {            ASSERT(passenger->GetTypeId() == TYPEID_UNIT);            if (me->GetTypeId() == TYPEID_UNIT)            {                if (me->ToCreature()->IsInEvadeMode() && passenger->ToCreature()->IsAIEnabled)                {                    passenger->ToCreature()->AI()->EnterEvadeMode();                    return;                }                else if (passenger->ToTempSummon()->GetSummonType() == TEMPSUMMON_MANUAL_DESPAWN)                {                    passenger->ExitVehicle();                    passenger->ToTempSummon()->DespawnOrUnsummon();                    ASSERT(!GetPassenger(seatId))                }            }        }

void Vehicle::Relocate(Position pos){    std::set<Unit*> vehiclePlayers;    for(int8 i = 0; i < 8; i++)        vehiclePlayers.insert(GetPassenger(i));    // passengers should be removed or they will have movement stuck    RemoveAllPassengers();    for(std::set<Unit*>::const_iterator itr = vehiclePlayers.begin(); itr != vehiclePlayers.end(); ++itr)    {        if(Unit* plr = (*itr))            plr->NearTeleportTo(pos.GetPositionX(), pos.GetPositionY(), pos.GetPositionZ(), pos.GetOrientation());    }    _me->SetPosition(pos, true);}

void CWalkerMiniStrider::StartFiringLargeGun(){	CBasePlayer *pPlayer = GetPassenger( VEHICLE_DRIVER );	Assert( pPlayer );	if ( !pPlayer )		return;	// Figure out what we're shooting at.	Vector vSrc = GetLargeGunShootOrigin();		Vector vEyePos = pPlayer->EyePosition();	Vector vEyeForward;	AngleVectors( pPlayer->LocalEyeAngles(), &vEyeForward );	trace_t trace;	UTIL_TraceLine( vEyePos, vEyePos + vEyeForward * 2000, MASK_SOLID, this, COLLISION_GROUP_NONE, &trace );	if ( trace.fraction < 1 )	{		m_vLargeGunForward = trace.endpos - vSrc;		VectorNormalize( m_vLargeGunForward );		trace_t trace;		UTIL_TraceLine( vSrc, vSrc + m_vLargeGunForward * 2000, MASK_SOLID, this, COLLISION_GROUP_NONE, &trace );		if ( trace.fraction < 1 )		{			EnableWalkMode( false );			m_vLargeGunTargetPos = trace.endpos;			m_flLargeGunCountdown = LARGE_GUN_FIRE_TIME;			m_bFiringLargeGun = true;						// Show an energy beam until we actually shoot.			m_pEnergyBeam = CBeam::BeamCreate( "sprites/physbeam.vmt", 25 );			m_pEnergyBeam->SetColor( 255, 0, 0 ); 			m_pEnergyBeam->SetBrightness( 100 );			m_pEnergyBeam->SetNoise( 4 );			m_pEnergyBeam->PointsInit( vSrc, m_vLargeGunTargetPos );			m_pEnergyBeam->LiveForTime( LARGE_GUN_FIRE_TIME );			// Play a charge-up sound.			CPASAttenuationFilter filter( this, "Skirmisher.GunChargeSound" );			EmitSound( filter, 0, "Skirmisher.GunChargeSound", &vSrc );		}	}}

void Vehicle::InstallAccessory(uint32 entry, int8 seatId, bool minion, uint8 type, uint32 summonTime){    /// @Prevent adding accessories when vehicle is uninstalling. (Bad script in OnUninstall/OnRemovePassenger/PassengerBoarded hook.)    if (_status == STATUS_UNINSTALLING)    {        sLog->outError("Vehicle GuidLow: %u, Entry: %u attempts to install accessory Entry: %u on seat %d with STATUS_UNINSTALLING! "            "Check Uninstall/PassengerBoarded script hooks for errors.", _me->GetGUIDLow(), _me->GetEntry(), entry, (int32)seatId);        return;    }#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)    sLog->outDebug(LOG_FILTER_VEHICLES, "Vehicle: Installing accessory entry %u on vehicle entry %u (seat:%i)", entry, GetCreatureEntry(), seatId);#endif    if (Unit* passenger = GetPassenger(seatId))    {        // already installed        if (passenger->GetEntry() == entry)        {            ASSERT(passenger->GetTypeId() == TYPEID_UNIT);            if (_me->GetTypeId() == TYPEID_UNIT)            {                if (_me->ToCreature()->IsInEvadeMode() && passenger->ToCreature()->IsAIEnabled)                    passenger->ToCreature()->AI()->EnterEvadeMode();                return;            }        }        else            passenger->ExitVehicle(); // this should not happen    }    if (TempSummon* accessory = _me->SummonCreature(entry, *_me, TempSummonType(type), summonTime))    {        if (minion)            accessory->AddUnitTypeMask(UNIT_MASK_ACCESSORY);        if (!_me->HandleSpellClick(accessory, seatId))        {            accessory->UnSummon();            return;        }        if (GetBase()->GetTypeId() == TYPEID_UNIT)            sScriptMgr->OnInstallAccessory(this, accessory);    }}

void Vehicle::InstallAccessory(uint32 entry, int8 seatId, bool minion, uint8 type, uint32 summonTime){    if (Unit *passenger = GetPassenger(seatId))    {        // already installed        if (passenger->GetEntry() == entry)        {            ASSERT(passenger->GetTypeId() == TYPEID_UNIT);            if (me->GetTypeId() == TYPEID_UNIT)            {                if (me->ToCreature()->IsInEvadeMode() && passenger->ToCreature()->IsAIEnabled)                    passenger->ToCreature()->AI()->EnterEvadeMode();                return;            }        }        else            passenger->ExitVehicle(); // this should not happen    }    if (Creature *accessory = me->SummonCreature(entry, *me, TempSummonType(type), summonTime))    {        if (minion)            accessory->AddUnitTypeMask(UNIT_MASK_ACCESSORY);        if (!me->HandleSpellClick(accessory, seatId))        {            accessory->AddObjectToRemoveList();            return;        }        if (!accessory->IsOnVehicle(me))        {            accessory->AddObjectToRemoveList();            return;         // Something went wrong in the spellsystem        }        // This is not good, we have to send update twice        accessory->SendMovementFlagUpdate();        if (GetBase()->GetTypeId() == TYPEID_UNIT)            sScriptMgr->OnInstallAccessory(this, accessory);    }}

void CWalkerMiniStrider::UpdateLargeGun(){	float dt = GetTimeDelta();	if ( !m_bFiringLargeGun )		return;	m_flLargeGunCountdown -= dt;	if ( m_flLargeGunCountdown <= 0 )	{		// Fire!		Vector vSrc = GetLargeGunShootOrigin();		trace_t trace;		UTIL_TraceLine( vSrc, vSrc + m_vLargeGunForward * 2000, MASK_SOLID, this, COLLISION_GROUP_NONE, &trace );		if ( trace.fraction < 1 )		{			CBasePlayer *pDriver = GetPassenger( VEHICLE_DRIVER );			if ( pDriver )			{				UTIL_ImpactTrace( &trace, DMG_ENERGYBEAM, "Strider" );				Vector vHitPos = trace.endpos;				float flDamageRadius = 100;				float flDamage = 100;				CPASFilter filter( vHitPos );				te->Explosion( filter, 0.0,					&vHitPos, 					g_sModelIndexFireball,					2.0, 					15,					TE_EXPLFLAG_NONE,					flDamageRadius,					flDamage );				UTIL_ScreenShake( vHitPos, 10.0, 150.0, 1.0, 100, SHAKE_START );				RadiusDamage( CTakeDamageInfo( this, pDriver, flDamage, DMG_BLAST ), vHitPos, flDamageRadius, CLASS_NONE );			}		}		StopFiringLargeGun();	}}

void Vehicle::Relocate (Position pos){    sLog->outDebug(LOG_FILTER_VEHICLES, "Vehicle::Relocate %u", me->GetEntry());    std::set<Unit*> vehiclePlayers;    for (int8 i = 0; i < 8; i++)        vehiclePlayers.insert(GetPassenger(i));    // passengers should be removed or they will have movement stuck    RemoveAllPassengers();    for (std::set<Unit*>::const_iterator itr = vehiclePlayers.begin(); itr != vehiclePlayers.end(); ++itr)    {        if (Unit* player = (*itr))        {            // relocate/setposition doesn't work for player            player->NearTeleportTo(pos.GetPositionX(), pos.GetPositionY(), pos.GetPositionZ(), pos.GetOrientation());        }    }    me->UpdatePosition(pos, true);}

void VehicleKit::InstallAccessory(VehicleAccessory const* accessory){    if (Unit *passenger = GetPassenger(accessory->uiSeat))    {        // already installed        if (passenger->GetEntry() == accessory->uiAccessory)            return;        passenger->ExitVehicle();    }    if (Creature* summoned = m_pBase->SummonCreature(accessory->uiAccessory,        m_pBase->GetPositionX() + accessory->m_offsetX, m_pBase->GetPositionY() + accessory->m_offsetY, m_pBase->GetPositionZ() + accessory->m_offsetZ, m_pBase->GetOrientation() + accessory->m_offsetX,        TEMPSUMMON_CORPSE_TIMED_DESPAWN, 30000))    {        SetDestination(accessory->m_offsetX,accessory->m_offsetY,accessory->m_offsetZ,accessory->m_offsetO,0.0f,0.0f);        summoned->SetCreatorGuid(ObjectGuid());        summoned->SetFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_DISABLE_MOVE);        summoned->EnterVehicle(this, accessory->uiSeat);        SetDestination();    }}

//-----------------------------------------------------------------------------// Purpose: Try to board the vehicle//-----------------------------------------------------------------------------void CBaseTFVehicle::AttemptToBoardVehicle( CBaseTFPlayer *pPlayer ){	if ( !CanGetInVehicle( pPlayer ) )		return;	// Locate the entry point.	int nRole = LocateEntryPoint( pPlayer );	if ( nRole != -1 )	{		// Set the owner flag.		bool bOwner = ( pPlayer == GetOwner() );		if ( bOwner )		{			// Check to see if a player exists at this location (role).			CBaseTFPlayer *pExistingPlayer = static_cast<CBaseTFPlayer*>( GetPassenger( nRole ) );			if ( pExistingPlayer )			{				pExistingPlayer->LeaveVehicle();				// Get in the vehicle.				pPlayer->GetInVehicle( this, nRole );				// Then see if we can move the other player to another slot in this vehicle				int nEmptyRole = GetEmptyRole();				if ( nEmptyRole != -1 )				{					pExistingPlayer->GetInVehicle( this, nEmptyRole );				}				return;			}		}		// Get in the vehicle.		pPlayer->GetInVehicle( this, nRole );	}}