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diff --git a/game/server/vehicle_baseserver.h b/game/server/vehicle_baseserver.h
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+++ b/game/server/vehicle_baseserver.h
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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#ifndef VEHICLE_BASESERVER_H
+#define VEHICLE_BASESERVER_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "vehicle_sounds.h"
+#include "entityblocker.h"
+
+class CSoundPatch;
+
+struct vbs_sound_update_t
+{
+	float	flFrameTime;
+	float	flCurrentSpeedFraction;
+	float	flWorldSpaceSpeed;
+	bool	bThrottleDown;
+	bool	bReverse;
+	bool	bTurbo;
+	bool	bVehicleInWater;
+	bool	bExitVehicle;
+
+	void Defaults()
+	{
+		flFrameTime = gpGlobals->frametime;
+		flCurrentSpeedFraction = 0;
+		flWorldSpaceSpeed = 0;
+		bThrottleDown = false;
+		bReverse = false;
+		bTurbo = false;
+		bVehicleInWater = false;
+		bExitVehicle = false;
+	}
+};
+
+// -----------------------------------------
+//  Information about the passenger in the car 
+// -----------------------------------------
+class CPassengerInfo
+{
+public:
+	CPassengerInfo( void ) : m_nRole( -1 ), m_nSeat( -1 ), m_strRoleName( NULL_STRING ), m_strSeatName( NULL_STRING ) {}
+
+	DECLARE_SIMPLE_DATADESC();
+
+	int GetSeat( void ) const { return m_nSeat; }
+	int	GetRole( void ) const { return m_nRole; }
+	CBaseCombatCharacter *GetPassenger( void ) const { return m_hPassenger; }
+
+private:
+	int									m_nRole;		// Role (by index)
+	int									m_nSeat;		// Seat (by index)
+	string_t							m_strRoleName;	// Used in restoration for fix-up
+	string_t							m_strSeatName;	// Used in restoration for fix-up
+	CHandle<CBaseCombatCharacter>		m_hPassenger;	// Actual passenger
+
+	friend class CBaseServerVehicle;
+};
+
+// -----------------------------------------
+//  Seat transition information (animation and priority)
+// -----------------------------------------
+
+class CPassengerSeatTransition
+{
+public:
+	CPassengerSeatTransition( void ) : m_strAnimationName( NULL_STRING ), m_nPriority( -1 ) {};
+
+	string_t GetAnimationName( void ) const { return m_strAnimationName; }
+	int		 GetPriority( void ) const { return m_nPriority; }
+
+private:
+	string_t	m_strAnimationName;	// Name of animation to play
+	int			m_nPriority;		// Priority of the transition
+
+	friend class CBaseServerVehicle;
+};
+
+// -----------------------------------------
+//  Seat in a vehicle (attachment and a collection of animations to reach it)
+// -----------------------------------------
+class CPassengerSeat
+{
+public:
+	CPassengerSeat( void ) : m_nAttachmentID( -1 ) {};
+	int GetAttachmentID( void ) const { return m_nAttachmentID; }
+
+private:
+	string_t								m_strSeatName;			// Used for save/load fixup
+	int										m_nAttachmentID;		// Goal attachment
+	CUtlVector<CPassengerSeatTransition>	m_EntryTransitions;		// Entry information
+	CUtlVector<CPassengerSeatTransition>	m_ExitTransitions;		// Exit information
+
+	friend class CBaseServerVehicle;
+};
+
+// -----------------------------------------
+//  Passenger role information
+// -----------------------------------------
+class CPassengerRole
+{
+public:
+	CPassengerRole( void ) : m_strName( NULL_STRING ) {};
+	string_t GetName( void ) const { return m_strName; }
+
+private:
+	string_t						m_strName;			// Name of the set
+	CUtlVector<CPassengerSeat>		m_PassengerSeats;	// Passenger info
+
+	friend class CBaseServerVehicle;
+};
+
+//-----------------------------------------------------------------------------
+// Purpose: Base class for drivable vehicle handling. Contain it in your 
+//			drivable vehicle.
+//-----------------------------------------------------------------------------
+class CBaseServerVehicle : public IServerVehicle
+{
+public:
+	DECLARE_SIMPLE_DATADESC();
+	DECLARE_CLASS_NOBASE( CBaseServerVehicle );
+
+	CBaseServerVehicle( void );
+	~CBaseServerVehicle( void );
+
+	virtual void			Precache( void );
+
+// IVehicle
+public:
+	virtual CBaseCombatCharacter *GetPassenger( int nRole = VEHICLE_ROLE_DRIVER );
+
+	virtual int				GetPassengerRole( CBaseCombatCharacter *pPassenger );
+	virtual void			GetVehicleViewPosition( int nRole, Vector *pOrigin, QAngle *pAngles, float *pFOV = NULL );
+	virtual bool			IsPassengerUsingStandardWeapons( int nRole = VEHICLE_ROLE_DRIVER ) { return false; }
+	virtual void			SetupMove( CBasePlayer *player, CUserCmd *ucmd, IMoveHelper *pHelper, CMoveData *move );
+	virtual void			ProcessMovement( CBasePlayer *pPlayer, CMoveData *pMoveData );
+	virtual void			FinishMove( CBasePlayer *player, CUserCmd *ucmd, CMoveData *move );
+	virtual void			ItemPostFrame( CBasePlayer *pPlayer );
+
+// IServerVehicle
+public:
+	virtual CBaseEntity		*GetVehicleEnt( void ) { return m_pVehicle; }
+	virtual void			SetPassenger( int nRole, CBaseCombatCharacter *pPassenger );
+	virtual bool			IsPassengerVisible( int nRole = VEHICLE_ROLE_DRIVER ) { return false; }
+	virtual bool			IsPassengerDamagable( int nRole  = VEHICLE_ROLE_DRIVER ) { return true; }
+	virtual bool			PassengerShouldReceiveDamage( CTakeDamageInfo &info );
+
+	virtual bool			IsVehicleUpright( void ) { return true; }
+	virtual bool			IsPassengerEntering( void ) { Assert( 0 ); return false; }
+	virtual bool			IsPassengerExiting( void ) { Assert( 0 ); return false; }
+	
+	virtual void			HandlePassengerEntry( CBaseCombatCharacter *pPassenger, bool bAllowEntryOutsideZone = false );
+	virtual bool			HandlePassengerExit( CBaseCombatCharacter *pPassenger );
+
+	virtual void			GetPassengerSeatPoint( int nRole, Vector *pPoint, QAngle *pAngles );
+	virtual bool			GetPassengerExitPoint( int nRole, Vector *pPoint, QAngle *pAngles );
+	virtual Class_T			ClassifyPassenger( CBaseCombatCharacter *pPassenger, Class_T defaultClassification ) { return defaultClassification; }
+	virtual float			PassengerDamageModifier( const CTakeDamageInfo &info ) { return 1.0; }
+	virtual const vehicleparams_t	*GetVehicleParams( void ) { return NULL; }
+	virtual bool			IsVehicleBodyInWater( void ) { return false; }
+	virtual IPhysicsVehicleController *GetVehicleController() { return NULL; }
+
+	// NPC Driving
+	virtual bool			NPC_CanDrive( void ) { return true; }
+	virtual void			NPC_SetDriver( CNPC_VehicleDriver *pDriver ) { return; }
+	virtual void			NPC_DriveVehicle( void ) { return; }
+	virtual void			NPC_ThrottleCenter( void );
+	virtual void			NPC_ThrottleReverse( void );
+	virtual void			NPC_ThrottleForward( void );
+	virtual void			NPC_Brake( void );
+	virtual void			NPC_TurnLeft( float flDegrees );
+	virtual void			NPC_TurnRight( float flDegrees );
+	virtual void			NPC_TurnCenter( void );
+	virtual void			NPC_PrimaryFire( void );
+	virtual void			NPC_SecondaryFire( void );
+	virtual bool			NPC_HasPrimaryWeapon( void ) { return false; }
+	virtual bool			NPC_HasSecondaryWeapon( void ) { return false; }
+	virtual void			NPC_AimPrimaryWeapon( Vector vecTarget ) { return; }
+	virtual void			NPC_AimSecondaryWeapon( Vector vecTarget ) { return; }
+
+	// Weapon handling
+	virtual void			Weapon_PrimaryRanges( float *flMinRange, float *flMaxRange );
+	virtual void			Weapon_SecondaryRanges( float *flMinRange, float *flMaxRange );	
+	virtual float			Weapon_PrimaryCanFireAt( void );		// Return the time at which this vehicle's primary weapon can fire again
+	virtual float			Weapon_SecondaryCanFireAt( void );		// Return the time at which this vehicle's secondary weapon can fire again
+
+	// ----------------------------------------------------------------------------
+	// NPC passenger data
+
+public:
+
+	bool			NPC_AddPassenger( CBaseCombatCharacter *pPassenger, string_t strRoleName, int nSeat );
+	bool			NPC_RemovePassenger( CBaseCombatCharacter *pPassenger );
+	virtual bool	NPC_GetPassengerSeatPosition( CBaseCombatCharacter *pPassenger, Vector *vecResultPos, QAngle *vecResultAngle );
+	virtual bool	NPC_GetPassengerSeatPositionLocal( CBaseCombatCharacter *pPassenger, Vector *vecResultPos, QAngle *vecResultAngles );
+	virtual int		NPC_GetPassengerSeatAttachment( CBaseCombatCharacter *pPassenger );
+	virtual int		NPC_GetAvailableSeat( CBaseCombatCharacter *pPassenger, string_t strRoleName, VehicleSeatQuery_e nQueryType );
+	bool			NPC_HasAvailableSeat( string_t strRoleName );
+
+
+	virtual const PassengerSeatAnims_t	*NPC_GetPassengerSeatAnims( CBaseCombatCharacter *pPassenger, PassengerSeatAnimType_t nType );
+	virtual CBaseCombatCharacter		*NPC_GetPassengerInSeat( int nRoleID, int nSeatID );
+
+	Vector	GetSavedViewOffset( void ) { return m_savedViewOffset; }
+
+private:
+
+	// Vehicle entering/exiting
+	void	ParseNPCRoles( KeyValues *pModelKeyValues );
+	void	ParseNPCPassengerSeat( KeyValues *pSetKeyValues, CPassengerSeat *pSeat );
+	void	ParseNPCSeatTransition( KeyValues *pTransitionKeyValues, CPassengerSeatTransition *pTransition );
+
+protected:
+	
+	int		FindRoleIndexByName( string_t strRoleName );
+	int		FindSeatIndexByName( int nRoleIndex, string_t strSeatName );
+	int		NPC_GetAvailableSeat_Any( CBaseCombatCharacter *pPassenger, int nRoleID );
+	int		NPC_GetAvailableSeat_Nearest( CBaseCombatCharacter *pPassenger, int nRoleID );
+
+	CPassengerRole *FindOrCreatePassengerRole( string_t strName, int *nIndex = NULL );
+
+	CUtlVector< CPassengerInfo >	m_PassengerInfo;
+	CUtlVector< CPassengerRole >	m_PassengerRoles;	// Not save/restored
+
+	// ----------------------------------------------------------------------------
+	void	ReloadScript();	// debug/tuning
+public:
+
+	void					UseLegacyExitChecks( bool bState ) { m_bUseLegacyExitChecks = bState; }
+	void					RestorePassengerInfo( void );
+
+	virtual CBaseEntity		*GetDriver( void );	// Player Driving
+	virtual void			ParseEntryExitAnims( void );
+	void					ParseExitAnim( KeyValues *pkvExitList, bool bEscapeExit );
+	virtual bool			CheckExitPoint( float yaw, int distance, Vector *pEndPoint );
+	virtual int				GetEntryAnimForPoint( const Vector &vecPoint );
+	virtual int				GetExitAnimToUse( Vector &vecEyeExitEndpoint, bool &bAllPointsBlocked );
+	virtual void			HandleEntryExitFinish( bool bExitAnimOn, bool bResetAnim );
+
+	virtual void			SetVehicle( CBaseEntity *pVehicle );
+	IDrivableVehicle 		*GetDrivableVehicle( void );
+
+	// Sound handling
+	bool					Initialize( const char *pScriptName );
+	virtual void			SoundStart();
+	virtual void			SoundStartDisabled();
+	virtual void			SoundShutdown( float flFadeTime = 0.0 );
+	virtual void			SoundUpdate( vbs_sound_update_t &params );
+	virtual void			PlaySound( vehiclesound iSound );
+	virtual void			StopSound( vehiclesound iSound );
+	virtual void 			RecalculateSoundGear( vbs_sound_update_t &params );
+	void					SetVehicleVolume( float flVolume ) { m_flVehicleVolume = clamp( flVolume, 0.0f, 1.0f ); }
+
+	// Rumble
+	virtual void			StartEngineRumble();
+	virtual void			StopEngineRumble();
+
+public:
+	CBaseEntity			*m_pVehicle;
+	IDrivableVehicle 	*m_pDrivableVehicle;
+
+	// NPC Driving
+	int								m_nNPCButtons;
+	int								m_nPrevNPCButtons;
+	float							m_flTurnDegrees;
+
+	// Entry / Exit anims
+	struct entryanim_t
+	{
+		int		iHitboxGroup;
+		char	szAnimName[128];
+	};
+	CUtlVector< entryanim_t >		m_EntryAnimations;
+
+	struct exitanim_t
+	{
+		bool	bUpright;
+		bool	bEscapeExit;
+		char	szAnimName[128];
+		Vector	vecExitPointLocal;		// Point the animation leaves the player at when finished
+		QAngle	vecExitAnglesLocal;
+	};
+
+	CUtlVector< exitanim_t >		m_ExitAnimations;
+	bool							m_bParsedAnimations;
+	bool							m_bUseLegacyExitChecks;	// HACK: Choreo vehicles use non-sensical setups to move the player, we need to poll their attachment point positions
+	int								m_iCurrentExitAnim;
+	Vector							m_vecCurrentExitEndPoint;
+	Vector							m_savedViewOffset;
+	CHandle<CEntityBlocker>			m_hExitBlocker;				// Entity to prevent other entities blocking the player's exit point during the exit animation
+
+	char							m_chPreviousTextureType;
+
+// sound state
+	vehiclesounds_t					m_vehicleSounds;
+private:
+	float							m_flVehicleVolume;
+	int								m_iSoundGear;			// The sound "gear" that we're currently in
+	float							m_flSpeedPercentage;
+
+	CSoundPatch						*m_pStateSound;
+	CSoundPatch						*m_pStateSoundFade;
+	sound_states					m_soundState;
+	float							m_soundStateStartTime;
+	float							m_lastSpeed;
+	
+	void	SoundState_OnNewState( sound_states lastState );
+	void	SoundState_Update( vbs_sound_update_t &params );
+	sound_states SoundState_ChooseState( vbs_sound_update_t &params );
+	void	PlaySound( const char *pSound );
+	void	StopLoopingSound( float fadeTime = 0.25f );
+	void	PlayLoopingSound( const char *pSoundName );
+	bool	PlayCrashSound( float speed );
+	bool	CheckCrash( vbs_sound_update_t &params );
+	const char *StateSoundName( sound_states state );
+	void	InitSoundParams( vbs_sound_update_t &params );
+	void	CacheEntryExitPoints( void );
+	bool	GetLocalAttachmentAtTime( int nQuerySequence, int nAttachmentIndex, float flCyclePoint, Vector *vecOriginOut, QAngle *vecAnglesOut );
+	bool	GetLocalAttachmentAtTime( const char *lpszAnimName, int nAttachmentIndex, float flCyclePoint, Vector *vecOriginOut, QAngle *vecAnglesOut );
+};
+
+#endif // VEHICLE_BASESERVER_H