1HEADmaster

1 files changed, 1566 insertions, 0 deletions

diff --git a/game/server/cstrike/cs_vehicle_jeep.cpp b/game/server/cstrike/cs_vehicle_jeep.cpp
new file mode 100644
index 0000000..11a378f
--- /dev/null
+++ b/game/server/cstrike/cs_vehicle_jeep.cpp
@@ -0,0 +1,1566 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "cbase.h"
+#include "vehicle_base.h"
+#include "engine/IEngineSound.h"
+#include "in_buttons.h"
+#include "ammodef.h"
+#include "IEffects.h"
+#include "beam_shared.h"
+#include "soundenvelope.h"
+#include "decals.h"
+#include "soundent.h"
+#include "te_effect_dispatch.h"
+#include "ndebugoverlay.h"
+#include "movevars_shared.h"
+#include "bone_setup.h"
+#include "ai_basenpc.h"
+#include "ai_hint.h"
+#include "globalstate.h"
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+#define	VEHICLE_HITBOX_DRIVER		1
+#define LOCK_SPEED					10
+#define JEEP_GUN_YAW				"vehicle_weapon_yaw"
+#define JEEP_GUN_PITCH				"vehicle_weapon_pitch"
+#define JEEP_GUN_SPIN				"gun_spin"
+#define	JEEP_GUN_SPIN_RATE			20
+
+#define CANNON_MAX_UP_PITCH			20
+#define CANNON_MAX_DOWN_PITCH		20
+#define CANNON_MAX_LEFT_YAW			90
+#define CANNON_MAX_RIGHT_YAW		90
+
+#define OVERTURNED_EXIT_WAITTIME	2.0f
+
+#define JEEP_AMMOCRATE_HITGROUP		5
+#define JEEP_WHEEL_COUNT			4
+
+#define	JEEP_AMMO_CRATE_CLOSE_DELAY	2.0f
+
+#define JEEP_DELTA_LENGTH_MAX	12.0f			// 1 foot
+#define JEEP_FRAMETIME_MIN		1e-6
+
+ConVar	hud_jeephint_numentries( "hud_jeephint_numentries", "10", FCVAR_NONE );
+ConVar	g_jeepexitspeed( "g_jeepexitspeed", "100", FCVAR_CHEAT );
+
+//=============================================================================
+//
+// Jeep water data.
+//
+struct JeepWaterData_t
+{
+	bool		m_bWheelInWater[JEEP_WHEEL_COUNT];
+	bool		m_bWheelWasInWater[JEEP_WHEEL_COUNT];
+	Vector		m_vecWheelContactPoints[JEEP_WHEEL_COUNT];
+	float		m_flNextRippleTime[JEEP_WHEEL_COUNT];
+	bool		m_bBodyInWater;
+	bool		m_bBodyWasInWater;
+
+	DECLARE_SIMPLE_DATADESC();
+};
+
+BEGIN_SIMPLE_DATADESC( JeepWaterData_t )
+	DEFINE_ARRAY( m_bWheelInWater,			FIELD_BOOLEAN,	JEEP_WHEEL_COUNT ),
+	DEFINE_ARRAY( m_bWheelWasInWater,			FIELD_BOOLEAN,	JEEP_WHEEL_COUNT ),
+	DEFINE_ARRAY( m_vecWheelContactPoints,	FIELD_VECTOR,	JEEP_WHEEL_COUNT ),
+	DEFINE_ARRAY( m_flNextRippleTime,			FIELD_TIME,		JEEP_WHEEL_COUNT ),
+	DEFINE_FIELD( m_bBodyInWater,				FIELD_BOOLEAN ),
+	DEFINE_FIELD( m_bBodyWasInWater,			FIELD_BOOLEAN ),
+END_DATADESC()	
+
+//-----------------------------------------------------------------------------
+// Purpose: Four wheel physics vehicle server vehicle with weaponry
+//-----------------------------------------------------------------------------
+class CJeepFourWheelServerVehicle : public CFourWheelServerVehicle
+{
+	typedef CFourWheelServerVehicle BaseClass;
+// IServerVehicle
+public:
+	bool		NPC_HasPrimaryWeapon( void ) { return true; }
+	void		NPC_AimPrimaryWeapon( Vector vecTarget );
+	int			GetExitAnimToUse( Vector &vecEyeExitEndpoint, bool &bAllPointsBlocked );
+};
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+class CPropJeep : public CPropVehicleDriveable
+{
+	DECLARE_CLASS( CPropJeep, CPropVehicleDriveable );
+
+public:
+
+	DECLARE_SERVERCLASS();
+	DECLARE_DATADESC();
+
+	CPropJeep( void );
+
+	// CPropVehicle
+	virtual void	OnRestore( void );
+	virtual void	ProcessMovement( CBasePlayer *pPlayer, CMoveData *pMoveData );
+	virtual void	DriveVehicle( float flFrameTime, CUserCmd *ucmd, int iButtonsDown, int iButtonsReleased );
+	virtual void	SetupMove( CBasePlayer *player, CUserCmd *ucmd, IMoveHelper *pHelper, CMoveData *move );
+	virtual void	Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value );
+	virtual void	DampenEyePosition( Vector &vecVehicleEyePos, QAngle &vecVehicleEyeAngles );
+	virtual bool	AllowBlockedExit( CBasePlayer *pPlayer, int nRole ) { return false; }
+	virtual bool	CanExitVehicle( CBaseEntity *pEntity );
+	virtual bool	IsVehicleBodyInWater() { return m_WaterData.m_bBodyInWater; }
+
+	// CBaseEntity
+	void			Think(void);
+	void			Precache( void );
+	void			Spawn( void ); 
+
+	virtual void	CreateServerVehicle( void );
+	virtual Vector	BodyTarget( const Vector &posSrc, bool bNoisy = true );
+	virtual void	TraceAttack( const CTakeDamageInfo &info, const Vector &vecDir, trace_t *ptr, CDmgAccumulator *pAccumulator );
+	virtual int		OnTakeDamage( const CTakeDamageInfo &info );
+	virtual void	EnterVehicle( CBasePlayer *pPlayer );
+	virtual void	ExitVehicle( int nRole );
+
+	void			AimGunAt( Vector *endPos, float flInterval );
+	bool			TauCannonHasBeenCutOff( void ) { return m_bGunHasBeenCutOff; }
+
+	// NPC Driving
+	bool			NPC_HasPrimaryWeapon( void ) { return true; }
+	void			NPC_AimPrimaryWeapon( Vector vecTarget );
+
+	const char		*GetTracerType( void ) { return "AR2Tracer"; }
+	void			DoImpactEffect( trace_t &tr, int nDamageType );
+
+	bool HeadlightIsOn( void ) { return m_bHeadlightIsOn; }
+	void HeadlightTurnOn( void ) { m_bHeadlightIsOn = true; }
+	void HeadlightTurnOff( void ) { m_bHeadlightIsOn = false; }
+
+private:
+
+	void		FireCannon( void );
+	void		ChargeCannon( void );
+	void		FireChargedCannon( void );
+
+	void		DrawBeam( const Vector &startPos, const Vector &endPos, float width );
+	void		StopChargeSound( void );
+	void		GetCannonAim( Vector *resultDir );
+
+	void		InitWaterData( void );
+	void		HandleWater( void );
+	bool		CheckWater( void );
+	void		CheckWaterLevel( void );
+	void		CreateSplash( const Vector &vecPosition );
+	void		CreateRipple( const Vector &vecPosition );
+
+	void		UpdateSteeringAngle( void );
+	void		CreateDangerSounds( void );
+
+	void		ComputePDControllerCoefficients( float *pCoefficientsOut, float flFrequency, float flDampening, float flDeltaTime );
+	void		DampenForwardMotion( Vector &vecVehicleEyePos, QAngle &vecVehicleEyeAngles, float flFrameTime );
+	void		DampenUpMotion( Vector &vecVehicleEyePos, QAngle &vecVehicleEyeAngles, float flFrameTime );
+
+	void		InputStartRemoveTauCannon( inputdata_t &inputdata );
+	void		InputFinishRemoveTauCannon( inputdata_t &inputdata );
+
+private:
+
+	bool			m_bGunHasBeenCutOff;
+	float			m_flDangerSoundTime;
+	int				m_nBulletType;
+	bool			m_bCannonCharging;
+	float			m_flCannonTime;
+	float			m_flCannonChargeStartTime;
+	Vector			m_vecGunOrigin;
+	CSoundPatch		*m_sndCannonCharge;
+	int				m_nSpinPos;
+	float			m_aimYaw;
+	float			m_aimPitch;
+	float			m_throttleDisableTime;
+	float			m_flAmmoCrateCloseTime;
+
+	// handbrake after the fact to keep vehicles from rolling
+	float			m_flHandbrakeTime;
+	bool			m_bInitialHandbrake;
+	
+	float			m_flOverturnedTime;
+
+	Vector			m_vecLastEyePos;
+	Vector			m_vecLastEyeTarget;
+	Vector			m_vecEyeSpeed;
+	Vector			m_vecTargetSpeed;
+
+	JeepWaterData_t	m_WaterData;
+
+	int				m_iNumberOfEntries;
+	int				m_nAmmoType;
+
+	// Seagull perching
+	float			m_flPlayerExitedTime;	// Time at which the player last left this vehicle
+	float			m_flLastSawPlayerAt;	// Time at which we last saw the player
+	EHANDLE			m_hLastPlayerInVehicle;
+	bool			m_bHasPoop;
+
+	CNetworkVar( bool, m_bHeadlightIsOn );
+};
+
+BEGIN_DATADESC( CPropJeep )
+	DEFINE_FIELD( m_bGunHasBeenCutOff, FIELD_BOOLEAN ),
+	DEFINE_FIELD( m_flDangerSoundTime, FIELD_TIME ),
+	DEFINE_FIELD( m_nBulletType, FIELD_INTEGER ),
+	DEFINE_FIELD( m_bCannonCharging, FIELD_BOOLEAN ),
+	DEFINE_FIELD( m_flCannonTime, FIELD_TIME ),
+	DEFINE_FIELD( m_flCannonChargeStartTime, FIELD_TIME ),
+	DEFINE_FIELD( m_vecGunOrigin, FIELD_POSITION_VECTOR ),
+	DEFINE_SOUNDPATCH( m_sndCannonCharge ),
+	DEFINE_FIELD( m_nSpinPos, FIELD_INTEGER ),
+	DEFINE_FIELD( m_aimYaw, FIELD_FLOAT ),
+	DEFINE_FIELD( m_aimPitch, FIELD_FLOAT ),
+	DEFINE_FIELD( m_throttleDisableTime, FIELD_TIME ),
+	DEFINE_FIELD( m_flHandbrakeTime, FIELD_TIME ),
+	DEFINE_FIELD( m_bInitialHandbrake, FIELD_BOOLEAN ),
+	DEFINE_FIELD( m_flOverturnedTime, FIELD_TIME ),
+	DEFINE_FIELD( m_flAmmoCrateCloseTime, FIELD_FLOAT ),
+	DEFINE_FIELD( m_vecLastEyePos, FIELD_POSITION_VECTOR ),
+	DEFINE_FIELD( m_vecLastEyeTarget, FIELD_POSITION_VECTOR ),
+	DEFINE_FIELD( m_vecEyeSpeed, FIELD_POSITION_VECTOR ),
+	DEFINE_FIELD( m_vecTargetSpeed, FIELD_POSITION_VECTOR ),
+	DEFINE_FIELD( m_bHeadlightIsOn, FIELD_BOOLEAN ),
+	DEFINE_EMBEDDED( m_WaterData ),
+
+	DEFINE_FIELD( m_iNumberOfEntries, FIELD_INTEGER ),
+	DEFINE_FIELD( m_nAmmoType, FIELD_INTEGER ),
+
+	DEFINE_FIELD( m_flPlayerExitedTime, FIELD_TIME ),
+	DEFINE_FIELD( m_flLastSawPlayerAt, FIELD_TIME ),
+	DEFINE_FIELD( m_hLastPlayerInVehicle, FIELD_EHANDLE ),
+	DEFINE_FIELD( m_bHasPoop, FIELD_BOOLEAN ),
+
+	DEFINE_INPUTFUNC( FIELD_VOID, "StartRemoveTauCannon", InputStartRemoveTauCannon ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "FinishRemoveTauCannon", InputFinishRemoveTauCannon ),
+
+END_DATADESC()
+
+IMPLEMENT_SERVERCLASS_ST( CPropJeep, DT_PropJeep )
+	SendPropBool( SENDINFO( m_bHeadlightIsOn ) ),
+END_SEND_TABLE();
+
+//LINK_ENTITY_TO_CLASS( prop_vehicle_jeep, CPropJeep );
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CPropJeep::CPropJeep( void )
+{
+	m_bHasGun = true;
+	m_bGunHasBeenCutOff = false;
+	m_bCannonCharging = false;
+	m_flCannonChargeStartTime = 0;
+	m_flCannonTime = 0;
+	m_nBulletType = -1;
+	m_flOverturnedTime = 0.0f;
+	m_iNumberOfEntries = 0;
+
+	m_vecEyeSpeed.Init();
+
+	InitWaterData();
+
+	m_bUnableToFire = true;
+	m_flAmmoCrateCloseTime = 0;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::CreateServerVehicle( void )
+{
+	// Create our armed server vehicle
+	m_pServerVehicle = new CJeepFourWheelServerVehicle();
+	m_pServerVehicle->SetVehicle( this );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::Precache( void )
+{
+	UTIL_PrecacheOther( "npc_seagull" );
+
+	PrecacheScriptSound( "PropJeep.AmmoClose" );
+	PrecacheScriptSound( "PropJeep.FireCannon" );
+	PrecacheScriptSound( "PropJeep.FireChargedCannon" );
+	PrecacheScriptSound( "PropJeep.AmmoOpen" );
+
+	PrecacheScriptSound( "Jeep.GaussCharge" );
+
+//	PrecacheModel( GAUSS_BEAM_SPRITE );
+
+	BaseClass::Precache();
+}
+
+//------------------------------------------------
+// Spawn
+//------------------------------------------------
+void CPropJeep::Spawn( void )
+{
+	// Setup vehicle as a real-wheels car.
+	SetVehicleType( VEHICLE_TYPE_CAR_WHEELS );
+
+	BaseClass::Spawn();
+	m_flHandbrakeTime = gpGlobals->curtime + 0.1;
+	m_bInitialHandbrake = false;
+
+	m_VehiclePhysics.SetHasBrakePedal( false );
+
+	m_flMinimumSpeedToEnterExit = LOCK_SPEED;
+
+	m_nBulletType = GetAmmoDef()->Index("GaussEnergy");
+
+	if ( m_bHasGun )
+	{
+		SetBodygroup( 1, true );
+	}
+	else
+	{
+		SetBodygroup( 1, false );
+	}
+
+	// Initialize pose parameters
+	SetPoseParameter( JEEP_GUN_YAW, 0 );
+	SetPoseParameter( JEEP_GUN_PITCH, 0 );
+	m_nSpinPos = 0;
+	SetPoseParameter( JEEP_GUN_SPIN, m_nSpinPos );
+	m_aimYaw = 0;
+	m_aimPitch = 0;
+
+	AddSolidFlags( FSOLID_NOT_STANDABLE );
+
+	CAmmoDef *pAmmoDef = GetAmmoDef();
+	m_nAmmoType = pAmmoDef->Index("GaussEnergy");
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : &tr - 
+//			nDamageType - 
+//-----------------------------------------------------------------------------
+void CPropJeep::DoImpactEffect( trace_t &tr, int nDamageType )
+{
+	//Draw our beam
+	DrawBeam( tr.startpos, tr.endpos, 2.4 );
+
+	if ( (tr.surface.flags & SURF_SKY) == false )
+	{
+		CPVSFilter filter( tr.endpos );
+		te->GaussExplosion( filter, 0.0f, tr.endpos, tr.plane.normal, 0 );
+
+		UTIL_ImpactTrace( &tr, m_nBulletType );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::TraceAttack( const CTakeDamageInfo &inputInfo, const Vector &vecDir, trace_t *ptr, CDmgAccumulator *pAccumulator )
+{
+	CTakeDamageInfo info = inputInfo;
+	if ( ptr->hitbox != VEHICLE_HITBOX_DRIVER )
+	{
+		if ( inputInfo.GetDamageType() & DMG_BULLET )
+		{
+			info.ScaleDamage( 0.0001 );
+		}
+	}
+
+	BaseClass::TraceAttack( info, vecDir, ptr, pAccumulator );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+int CPropJeep::OnTakeDamage( const CTakeDamageInfo &inputInfo )
+{
+	//Do scaled up physics damage to the car
+	CTakeDamageInfo info = inputInfo;
+	info.ScaleDamage( 25 );
+	
+	// HACKHACK: Scale up grenades until we get a better explosion/pressure damage system
+	if ( inputInfo.GetDamageType() & DMG_BLAST )
+	{
+		info.SetDamageForce( inputInfo.GetDamageForce() * 10 );
+	}
+	VPhysicsTakeDamage( info );
+
+	// reset the damage
+	info.SetDamage( inputInfo.GetDamage() );
+
+	// small amounts of shock damage disrupt the car, but aren't transferred to the player
+	if ( info.GetDamageType() == DMG_SHOCK )
+	{
+		if ( info.GetDamage() <= 10 )
+		{
+			// take 10% damage and make the engine stall
+			info.ScaleDamage( 0.1 );
+			m_throttleDisableTime = gpGlobals->curtime + 2;
+		}
+	}
+
+	//Check to do damage to driver
+	if ( GetDriver() )
+	{
+		//Take no damage from physics damages
+		if ( info.GetDamageType() & DMG_CRUSH )
+			return 0;
+
+		// Take the damage (strip out the DMG_BLAST)
+		info.SetDamageType( info.GetDamageType() & (~DMG_BLAST) );
+		GetDriver()->TakeDamage( info );
+	}
+
+	return 0;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+Vector CPropJeep::BodyTarget( const Vector &posSrc, bool bNoisy )
+{
+	Vector	shotPos;
+	matrix3x4_t	matrix;
+
+	int eyeAttachmentIndex = LookupAttachment("vehicle_driver_eyes");
+	GetAttachment( eyeAttachmentIndex, matrix );
+	MatrixGetColumn( matrix, 3, shotPos );
+
+	if ( bNoisy )
+	{
+		shotPos[0] += random->RandomFloat( -8.0f, 8.0f );
+		shotPos[1] += random->RandomFloat( -8.0f, 8.0f );
+		shotPos[2] += random->RandomFloat( -8.0f, 8.0f );
+	}
+
+	return shotPos;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Aim Gun at a target
+//-----------------------------------------------------------------------------
+void CPropJeep::AimGunAt( Vector *endPos, float flInterval )
+{
+	Vector	aimPos = *endPos;
+
+	// See if the gun should be allowed to aim
+	if ( IsOverturned() || m_bEngineLocked )
+	{
+		SetPoseParameter( JEEP_GUN_YAW, 0 );
+		SetPoseParameter( JEEP_GUN_PITCH, 0 );
+		SetPoseParameter( JEEP_GUN_SPIN, 0 );
+		return;
+
+		// Make the gun go limp and look "down"
+		Vector	v_forward, v_up;
+		AngleVectors( GetLocalAngles(), NULL, &v_forward, &v_up );
+		aimPos = WorldSpaceCenter() + ( v_forward * -32.0f ) - Vector( 0, 0, 128.0f );
+	}
+
+	matrix3x4_t gunMatrix;
+	GetAttachment( LookupAttachment("gun_ref"), gunMatrix );
+
+	// transform the enemy into gun space
+	Vector localEnemyPosition;
+	VectorITransform( aimPos, gunMatrix, localEnemyPosition );
+
+	// do a look at in gun space (essentially a delta-lookat)
+	QAngle localEnemyAngles;
+	VectorAngles( localEnemyPosition, localEnemyAngles );
+	
+	// convert to +/- 180 degrees
+	localEnemyAngles.x = UTIL_AngleDiff( localEnemyAngles.x, 0 );	
+	localEnemyAngles.y = UTIL_AngleDiff( localEnemyAngles.y, 0 );
+
+	float targetYaw = m_aimYaw + localEnemyAngles.y;
+	float targetPitch = m_aimPitch + localEnemyAngles.x;
+	
+	// Constrain our angles
+	float newTargetYaw	= clamp( targetYaw, -CANNON_MAX_LEFT_YAW, CANNON_MAX_RIGHT_YAW );
+	float newTargetPitch = clamp( targetPitch, -CANNON_MAX_DOWN_PITCH, CANNON_MAX_UP_PITCH );
+
+	// If the angles have been clamped, we're looking outside of our valid range
+	if ( fabs(newTargetYaw-targetYaw) > 1e-4 || fabs(newTargetPitch-targetPitch) > 1e-4 )
+	{
+		m_bUnableToFire = true;
+	}
+
+	targetYaw = newTargetYaw;
+	targetPitch = newTargetPitch;
+
+	// Exponentially approach the target
+	float yawSpeed = 8;
+	float pitchSpeed = 8;
+
+	m_aimYaw = UTIL_Approach( targetYaw, m_aimYaw, yawSpeed );
+	m_aimPitch = UTIL_Approach( targetPitch, m_aimPitch, pitchSpeed );
+
+	SetPoseParameter( JEEP_GUN_YAW, -m_aimYaw);
+	SetPoseParameter( JEEP_GUN_PITCH, -m_aimPitch );
+
+	InvalidateBoneCache();
+
+	// read back to avoid drift when hitting limits
+	// as long as the velocity is less than the delta between the limit and 180, this is fine.
+	m_aimPitch = -GetPoseParameter( JEEP_GUN_PITCH );
+	m_aimYaw = -GetPoseParameter( JEEP_GUN_YAW );
+
+	// Now draw crosshair for actual aiming point
+	Vector	vecMuzzle, vecMuzzleDir;
+	QAngle	vecMuzzleAng;
+
+	GetAttachment( "Muzzle", vecMuzzle, vecMuzzleAng );
+	AngleVectors( vecMuzzleAng, &vecMuzzleDir );
+
+	trace_t	tr;
+	UTIL_TraceLine( vecMuzzle, vecMuzzle + (vecMuzzleDir * MAX_TRACE_LENGTH), MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );
+
+		// see if we hit something, if so, adjust endPos to hit location
+	if ( tr.fraction < 1.0 )
+	{
+		m_vecGunCrosshair = vecMuzzle + ( vecMuzzleDir * MAX_TRACE_LENGTH * tr.fraction );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::InitWaterData( void )
+{
+	m_WaterData.m_bBodyInWater = false;
+	m_WaterData.m_bBodyWasInWater = false;
+
+	for ( int iWheel = 0; iWheel < JEEP_WHEEL_COUNT; ++iWheel )
+	{
+		m_WaterData.m_bWheelInWater[iWheel] = false;
+		m_WaterData.m_bWheelWasInWater[iWheel] = false;
+		m_WaterData.m_vecWheelContactPoints[iWheel].Init();
+		m_WaterData.m_flNextRippleTime[iWheel] = 0;
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::HandleWater( void )
+{
+	// Only check the wheels and engine in water if we have a driver (player).
+	if ( !GetDriver() )
+		return;
+
+	// Check to see if we are in water.
+	if ( CheckWater() )
+	{
+		for ( int iWheel = 0; iWheel < JEEP_WHEEL_COUNT; ++iWheel )
+		{
+			// Create an entry/exit splash!
+			if ( m_WaterData.m_bWheelInWater[iWheel] != m_WaterData.m_bWheelWasInWater[iWheel] )
+			{
+				CreateSplash( m_WaterData.m_vecWheelContactPoints[iWheel] );
+				CreateRipple( m_WaterData.m_vecWheelContactPoints[iWheel] );
+			}
+			
+			// Create ripples.
+			if ( m_WaterData.m_bWheelInWater[iWheel] && m_WaterData.m_bWheelWasInWater[iWheel] )
+			{
+				if ( m_WaterData.m_flNextRippleTime[iWheel] < gpGlobals->curtime )
+				{
+					// Stagger ripple times
+					m_WaterData.m_flNextRippleTime[iWheel] = gpGlobals->curtime + RandomFloat( 0.1, 0.3 );
+					CreateRipple( m_WaterData.m_vecWheelContactPoints[iWheel] );
+				}
+			}
+		}
+	}
+
+	// Save of data from last think.
+	for ( int iWheel = 0; iWheel < JEEP_WHEEL_COUNT; ++iWheel )
+	{
+		m_WaterData.m_bWheelWasInWater[iWheel] = m_WaterData.m_bWheelInWater[iWheel];
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+bool CPropJeep::CheckWater( void )
+{
+	bool bInWater = false;
+
+	// Check all four wheels.
+	for ( int iWheel = 0; iWheel < JEEP_WHEEL_COUNT; ++iWheel )
+	{
+		// Get the current wheel and get its contact point.
+		IPhysicsObject *pWheel = m_VehiclePhysics.GetWheel( iWheel );
+		if ( !pWheel )
+			continue;
+
+		// Check to see if we hit water.
+		if ( pWheel->GetContactPoint( &m_WaterData.m_vecWheelContactPoints[iWheel], NULL ) )
+		{
+			m_WaterData.m_bWheelInWater[iWheel] = ( UTIL_PointContents( m_WaterData.m_vecWheelContactPoints[iWheel] ) & MASK_WATER ) ? true : false;
+			if ( m_WaterData.m_bWheelInWater[iWheel] )
+			{
+				bInWater = true;
+			}
+		}
+	}
+
+	// Check the body and the BONNET.
+	int iEngine = LookupAttachment( "vehicle_engine" );
+	Vector vecEnginePoint;
+	QAngle vecEngineAngles;
+	GetAttachment( iEngine, vecEnginePoint, vecEngineAngles );
+
+	m_WaterData.m_bBodyInWater = ( UTIL_PointContents( vecEnginePoint ) & MASK_WATER ) ? true : false;
+	if ( m_WaterData.m_bBodyInWater )
+	{
+		if ( m_bHasPoop )
+		{
+			RemoveAllDecals();
+			m_bHasPoop = false;
+		}
+
+		if ( !m_VehiclePhysics.IsEngineDisabled() )
+		{
+			m_VehiclePhysics.SetDisableEngine( true );
+		}
+	}
+	else
+	{
+		if ( m_VehiclePhysics.IsEngineDisabled() )
+		{
+			m_VehiclePhysics.SetDisableEngine( false );
+		}
+	}
+
+	if ( bInWater )
+	{
+		// Check the player's water level.
+		CheckWaterLevel();
+	}
+
+	return bInWater;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::CheckWaterLevel( void )
+{
+	CBaseEntity *pEntity = GetDriver();
+	if ( pEntity && pEntity->IsPlayer() )
+	{
+		CBasePlayer *pPlayer = static_cast<CBasePlayer*>( pEntity );
+		
+		Vector vecAttachPoint;
+		QAngle vecAttachAngles;
+		
+		// Check eyes. (vehicle_driver_eyes point)
+		int iAttachment = LookupAttachment( "vehicle_driver_eyes" );
+		GetAttachment( iAttachment, vecAttachPoint, vecAttachAngles );
+
+		// Add the jeep's Z view offset
+		Vector vecUp;
+		AngleVectors( vecAttachAngles, NULL, NULL, &vecUp );
+		vecUp.z = clamp( vecUp.z, 0.0f, vecUp.z );
+		vecAttachPoint.z += r_JeepViewZHeight.GetFloat() * vecUp.z;
+
+		bool bEyes = ( UTIL_PointContents( vecAttachPoint ) & MASK_WATER ) ? true : false;
+		if ( bEyes )
+		{
+			pPlayer->SetWaterLevel( WL_Eyes );
+			return;
+		}
+
+		// Check waist.  (vehicle_engine point -- see parent function).
+		if ( m_WaterData.m_bBodyInWater )
+		{
+			pPlayer->SetWaterLevel( WL_Waist );
+			return;
+		}
+
+		// Check feet. (vehicle_feet_passenger0 point)
+		iAttachment = LookupAttachment( "vehicle_feet_passenger0" );
+		GetAttachment( iAttachment, vecAttachPoint, vecAttachAngles );
+		bool bFeet = ( UTIL_PointContents( vecAttachPoint ) & MASK_WATER ) ? true : false;
+		if ( bFeet )
+		{
+			pPlayer->SetWaterLevel( WL_Feet );
+			return;
+		}
+
+		// Not in water.
+		pPlayer->SetWaterLevel( WL_NotInWater );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::CreateSplash( const Vector &vecPosition )
+{
+	// Splash data.
+	CEffectData	data;
+	data.m_fFlags = 0;
+	data.m_vOrigin = vecPosition;
+	data.m_vNormal.Init( 0.0f, 0.0f, 1.0f );
+	VectorAngles( data.m_vNormal, data.m_vAngles );
+	data.m_flScale = 10.0f + random->RandomFloat( 0, 2 );
+
+	// Create the splash..
+	DispatchEffect( "watersplash", data );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::CreateRipple( const Vector &vecPosition )
+{
+	// Ripple data.
+	CEffectData	data;
+	data.m_fFlags = 0;
+	data.m_vOrigin = vecPosition;
+	data.m_vNormal.Init( 0.0f, 0.0f, 1.0f );
+	VectorAngles( data.m_vNormal, data.m_vAngles );
+	data.m_flScale = 10.0f + random->RandomFloat( 0, 2 );
+	if ( GetWaterType() & CONTENTS_SLIME )
+	{
+		data.m_fFlags |= FX_WATER_IN_SLIME;
+	}
+
+	// Create the ripple.
+	DispatchEffect( "waterripple", data );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::Think(void)
+{
+	BaseClass::Think();
+
+/*
+	CBasePlayer	*pPlayer = UTIL_GetLocalPlayer();
+
+	if ( m_bEngineLocked )
+	{
+		m_bUnableToFire = true;
+		
+		if ( pPlayer != NULL )
+		{
+			pPlayer->m_Local.m_iHideHUD |= HIDEHUD_VEHICLE_CROSSHAIR;
+		}
+	}
+	else
+	{
+		// Start this as false and update it again each frame
+		m_bUnableToFire = false;
+
+		if ( pPlayer != NULL )
+		{
+			pPlayer->m_Local.m_iHideHUD &= ~HIDEHUD_VEHICLE_CROSSHAIR;
+		}
+	}
+*/
+
+	// Water!?
+	HandleWater();
+
+	SetSimulationTime( gpGlobals->curtime );
+	
+	SetNextThink( gpGlobals->curtime );
+	SetAnimatedEveryTick( true );
+
+    if ( !m_bInitialHandbrake )	// after initial timer expires, set the handbrake
+	{
+		m_bInitialHandbrake = true;
+		m_VehiclePhysics.SetHandbrake( true );
+		m_VehiclePhysics.Think();
+	}
+
+	// Check overturned status.
+	if ( !IsOverturned() )
+	{
+		m_flOverturnedTime = 0.0f;
+	}
+	else
+	{
+		m_flOverturnedTime += gpGlobals->frametime;
+	}
+
+	// spin gun if charging cannon
+	//FIXME: Don't bother for E3
+	if ( m_bCannonCharging )
+	{
+		m_nSpinPos += JEEP_GUN_SPIN_RATE;
+		SetPoseParameter( JEEP_GUN_SPIN, m_nSpinPos );
+	}
+
+	// Aim gun based on the player view direction.
+	if ( m_hPlayer && !m_bExitAnimOn && !m_bEnterAnimOn )
+	{
+		Vector vecEyeDir, vecEyePos;
+		m_hPlayer->EyePositionAndVectors( &vecEyePos, &vecEyeDir, NULL, NULL );
+
+		// Trace out from the player's eye point.
+		Vector	vecEndPos = vecEyePos + ( vecEyeDir * MAX_TRACE_LENGTH );
+		trace_t	trace;
+		UTIL_TraceLine( vecEyePos, vecEndPos, MASK_SHOT, this, COLLISION_GROUP_NONE, &trace );
+
+		// See if we hit something, if so, adjust end position to hit location.
+		if ( trace.fraction < 1.0 )
+		{
+   			vecEndPos = vecEyePos + ( vecEyeDir * MAX_TRACE_LENGTH * trace.fraction );
+		}
+
+		//m_vecLookCrosshair = vecEndPos;
+		AimGunAt( &vecEndPos, 0.1f );
+	}
+
+	StudioFrameAdvance();
+
+	// If the enter or exit animation has finished, tell the server vehicle
+	if ( IsSequenceFinished() && (m_bExitAnimOn || m_bEnterAnimOn) )
+	{
+		if ( m_bEnterAnimOn )
+		{
+			m_VehiclePhysics.ReleaseHandbrake();
+			StartEngine();
+
+			// HACKHACK: This forces the jeep to play a sound when it gets entered underwater
+			if ( m_VehiclePhysics.IsEngineDisabled() )
+			{
+				CBaseServerVehicle *pServerVehicle = dynamic_cast<CBaseServerVehicle *>(GetServerVehicle());
+				if ( pServerVehicle )
+				{
+					pServerVehicle->SoundStartDisabled();
+				}
+			}
+
+			// The first few time we get into the jeep, print the jeep help
+			if ( m_iNumberOfEntries < hud_jeephint_numentries.GetInt() )
+			{
+				UTIL_HudHintText( m_hPlayer, "#Valve_Hint_JeepKeys" );
+				m_iNumberOfEntries++;
+			}
+		}
+		
+		// If we're exiting and have had the tau cannon removed, we don't want to reset the animation
+		GetServerVehicle()->HandleEntryExitFinish( m_bExitAnimOn, !(m_bExitAnimOn && TauCannonHasBeenCutOff()) );
+	}
+
+	// See if the ammo crate needs to close
+	if ( ( m_flAmmoCrateCloseTime < gpGlobals->curtime ) && ( GetSequence() == LookupSequence( "ammo_open" ) ) )
+	{
+		m_flAnimTime = gpGlobals->curtime;
+		m_flPlaybackRate = 0.0;
+		SetCycle( 0 );
+		ResetSequence( LookupSequence( "ammo_close" ) );
+	}
+	else if ( ( GetSequence() == LookupSequence( "ammo_close" ) ) && IsSequenceFinished() )
+	{
+		m_flAnimTime = gpGlobals->curtime;
+		m_flPlaybackRate = 0.0;
+		SetCycle( 0 );
+		ResetSequence( LookupSequence( "idle" ) );
+
+		CPASAttenuationFilter sndFilter( this, "PropJeep.AmmoClose" );
+		EmitSound( sndFilter, entindex(), "PropJeep.AmmoClose" );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : &startPos - 
+//			&endPos - 
+//			width - 
+//			useMuzzle - 
+//-----------------------------------------------------------------------------
+void CPropJeep::DrawBeam( const Vector &startPos, const Vector &endPos, float width )
+{
+	/*
+	//Tracer down the middle
+	UTIL_Tracer( startPos, endPos, 0, TRACER_DONT_USE_ATTACHMENT, 6500, false, "GaussTracer" );
+
+	//Draw the main beam shaft
+	CBeam *pBeam = CBeam::BeamCreate( GAUSS_BEAM_SPRITE, 0.5 );
+	
+	pBeam->SetStartPos( startPos );
+	pBeam->PointEntInit( endPos, this );
+	pBeam->SetEndAttachment( LookupAttachment("Muzzle") );
+	pBeam->SetWidth( width );
+	pBeam->SetEndWidth( 0.05f );
+	pBeam->SetBrightness( 255 );
+	pBeam->SetColor( 255, 185+random->RandomInt( -16, 16 ), 40 );
+	pBeam->RelinkBeam();
+	pBeam->LiveForTime( 0.1f );
+
+	//Draw electric bolts along shaft
+	pBeam = CBeam::BeamCreate( GAUSS_BEAM_SPRITE, 3.0f );
+	
+	pBeam->SetStartPos( startPos );
+	pBeam->PointEntInit( endPos, this );
+	pBeam->SetEndAttachment( LookupAttachment("Muzzle") );
+
+	pBeam->SetBrightness( random->RandomInt( 64, 255 ) );
+	pBeam->SetColor( 255, 255, 150+random->RandomInt( 0, 64 ) );
+	pBeam->RelinkBeam();
+	pBeam->LiveForTime( 0.1f );
+	pBeam->SetNoise( 1.6f );
+	pBeam->SetEndWidth( 0.1f ); */
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::FireCannon( void )
+{
+	//Don't fire again if it's been too soon
+	if ( m_flCannonTime > gpGlobals->curtime )
+		return;
+
+	if ( m_bUnableToFire )
+		return;
+
+	m_flCannonTime = gpGlobals->curtime + 0.2f;
+	m_bCannonCharging = false;
+
+	//Find the direction the gun is pointing in
+	Vector aimDir;
+	GetCannonAim( &aimDir );
+
+	FireBulletsInfo_t	info( 1, m_vecGunOrigin, aimDir, VECTOR_CONE_1DEGREES, MAX_TRACE_LENGTH, m_nAmmoType );
+
+	info.m_nFlags = FIRE_BULLETS_ALLOW_WATER_SURFACE_IMPACTS;
+	info.m_pAttacker = m_hPlayer;
+
+	FireBullets( info );
+
+	// Register a muzzleflash for the AI
+	if ( m_hPlayer )
+	{
+		m_hPlayer->SetMuzzleFlashTime( gpGlobals->curtime + 0.5 );
+	}
+
+	CPASAttenuationFilter sndFilter( this, "PropJeep.FireCannon" );
+	EmitSound( sndFilter, entindex(), "PropJeep.FireCannon" );
+	
+	// make cylinders of gun spin a bit
+	m_nSpinPos += JEEP_GUN_SPIN_RATE;
+	//SetPoseParameter( JEEP_GUN_SPIN, m_nSpinPos );	//FIXME: Don't bother with this for E3, won't look right
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::FireChargedCannon( void )
+{
+/*	bool penetrated = false;
+
+	m_bCannonCharging	= false;
+	m_flCannonTime		= gpGlobals->curtime + 0.5f;
+
+	StopChargeSound();
+
+	CPASAttenuationFilter sndFilter( this, "PropJeep.FireChargedCannon" );
+	EmitSound( sndFilter, entindex(), "PropJeep.FireChargedCannon" );
+
+	//Find the direction the gun is pointing in
+	Vector aimDir;
+	GetCannonAim( &aimDir );
+
+	Vector endPos = m_vecGunOrigin + ( aimDir * MAX_TRACE_LENGTH );
+	
+	//Shoot a shot straight out
+	trace_t	tr;
+	UTIL_TraceLine( m_vecGunOrigin, endPos, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );
+	
+	ClearMultiDamage();
+
+	//Find how much damage to do
+	float flChargeAmount = ( gpGlobals->curtime - m_flCannonChargeStartTime ) / MAX_GAUSS_CHARGE_TIME;
+
+	//Clamp this
+	if ( flChargeAmount > 1.0f )
+	{
+		flChargeAmount = 1.0f;
+	}
+
+	//Determine the damage amount
+	//FIXME: Use ConVars!
+	float flDamage = 15 + ( ( 250 - 15 ) * flChargeAmount );
+
+	CBaseEntity *pHit = tr.m_pEnt;
+	
+	//Look for wall penetration
+	if ( tr.DidHitWorld() && !(tr.surface.flags & SURF_SKY) )
+	{
+		//Try wall penetration
+		UTIL_ImpactTrace( &tr, m_nBulletType, "ImpactJeep" );
+		UTIL_DecalTrace( &tr, "RedGlowFade" );
+
+		CPVSFilter filter( tr.endpos );
+		te->GaussExplosion( filter, 0.0f, tr.endpos, tr.plane.normal, 0 );
+		
+		Vector	testPos = tr.endpos + ( aimDir * 48.0f );
+
+		UTIL_TraceLine( testPos, tr.endpos, MASK_SHOT, GetDriver(), COLLISION_GROUP_NONE, &tr );
+			
+		if ( tr.allsolid == false )
+		{
+			UTIL_DecalTrace( &tr, "RedGlowFade" );
+
+			penetrated = true;
+		}
+	}
+	else if ( pHit != NULL )
+	{
+		CTakeDamageInfo dmgInfo( this, GetDriver(), flDamage, DMG_SHOCK );
+		CalculateBulletDamageForce( &dmgInfo, GetAmmoDef()->Index("GaussEnergy"), aimDir, tr.endpos, 1.0f + flChargeAmount * 4.0f );
+
+		//Do direct damage to anything in our path
+		pHit->DispatchTraceAttack( dmgInfo, aimDir, &tr );
+	}
+
+	ApplyMultiDamage();
+
+	//Kick up an effect
+	if ( !(tr.surface.flags & SURF_SKY) )
+	{
+  		UTIL_ImpactTrace( &tr, m_nBulletType, "ImpactJeep" );
+
+		//Do a gauss explosion
+		CPVSFilter filter( tr.endpos );
+		te->GaussExplosion( filter, 0.0f, tr.endpos, tr.plane.normal, 0 );
+	}
+
+	//Show the effect
+	DrawBeam( m_vecGunOrigin, tr.endpos, 9.6 );
+
+	// Register a muzzleflash for the AI
+	if ( m_hPlayer )
+	{
+		m_hPlayer->SetMuzzleFlashTime( gpGlobals->curtime + 0.5f );
+	}
+
+	//Rock the car
+	IPhysicsObject *pObj = VPhysicsGetObject();
+
+	if ( pObj != NULL )
+	{
+		Vector	shoveDir = aimDir * -( flDamage * 500.0f );
+
+		pObj->ApplyForceOffset( shoveDir, m_vecGunOrigin );
+	}
+
+	//Do radius damage if we didn't penetrate the wall
+	if ( penetrated == true )
+	{
+		RadiusDamage( CTakeDamageInfo( this, this, flDamage, DMG_SHOCK ), tr.endpos, 200.0f, CLASS_NONE, NULL );
+	} */
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::ChargeCannon( void )
+{
+	//Don't fire again if it's been too soon
+	if ( m_flCannonTime > gpGlobals->curtime )
+		return;
+
+	//See if we're starting a charge
+	if ( m_bCannonCharging == false )
+	{
+		m_flCannonChargeStartTime = gpGlobals->curtime;
+		m_bCannonCharging = true;
+
+		//Start charging sound
+		CPASAttenuationFilter filter( this );
+		m_sndCannonCharge = (CSoundEnvelopeController::GetController()).SoundCreate( filter, entindex(), CHAN_STATIC, "Jeep.GaussCharge", ATTN_NORM );
+
+		assert(m_sndCannonCharge!=NULL);
+		if ( m_sndCannonCharge != NULL )
+		{
+			(CSoundEnvelopeController::GetController()).Play( m_sndCannonCharge, 1.0f, 50 );
+			(CSoundEnvelopeController::GetController()).SoundChangePitch( m_sndCannonCharge, 250, 3.0f );
+		}
+
+		return;
+	}
+
+	//TODO: Add muzzle effect?
+
+	//TODO: Check for overcharge and have the weapon simply fire or instead "decharge"?
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::StopChargeSound( void )
+{
+	if ( m_sndCannonCharge != NULL )
+	{
+		(CSoundEnvelopeController::GetController()).SoundFadeOut( m_sndCannonCharge, 0.1f );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Finds the true aiming position of the gun (looks at what player 
+//			is looking at and adjusts)
+// Input  : &resultDir - direction to be calculated
+//-----------------------------------------------------------------------------
+void CPropJeep::GetCannonAim( Vector *resultDir )
+{
+	Vector	muzzleOrigin;
+	QAngle	muzzleAngles;
+
+	GetAttachment( LookupAttachment("gun_ref"), muzzleOrigin, muzzleAngles );
+
+	AngleVectors( muzzleAngles, resultDir );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: If the player uses the jeep while at the back, he gets ammo from the crate instead
+//-----------------------------------------------------------------------------
+void CPropJeep::Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value )
+{
+	CBasePlayer *pPlayer = ToBasePlayer( pActivator );
+	
+	if ( pPlayer == NULL)
+		return;
+
+	// Find out if the player's looking at our ammocrate hitbox 
+	Vector vecForward;
+	pPlayer->EyeVectors( &vecForward, NULL, NULL );
+
+	trace_t tr;
+	Vector vecStart = pPlayer->EyePosition();
+	UTIL_TraceLine( vecStart, vecStart + vecForward * 1024, MASK_SOLID | CONTENTS_DEBRIS | CONTENTS_HITBOX, pPlayer, COLLISION_GROUP_NONE, &tr );
+	
+	if ( tr.m_pEnt == this && tr.hitgroup == JEEP_AMMOCRATE_HITGROUP )
+	{
+		// Player's using the crate.
+		// Fill up his SMG ammo.
+		pPlayer->GiveAmmo( 300, "SMG1");
+		
+		if ( ( GetSequence() != LookupSequence( "ammo_open" ) ) && ( GetSequence() != LookupSequence( "ammo_close" ) ) )
+		{
+			// Open the crate
+			m_flAnimTime = gpGlobals->curtime;
+			m_flPlaybackRate = 0.0;
+			SetCycle( 0 );
+			ResetSequence( LookupSequence( "ammo_open" ) );
+			
+			CPASAttenuationFilter sndFilter( this, "PropJeep.AmmoOpen" );
+			EmitSound( sndFilter, entindex(), "PropJeep.AmmoOpen" );
+		}
+
+		m_flAmmoCrateCloseTime = gpGlobals->curtime + JEEP_AMMO_CRATE_CLOSE_DELAY;
+		return;
+	}
+
+	// Fall back and get in the vehicle instead
+	BaseClass::Use( pActivator, pCaller, useType, value );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+bool CPropJeep::CanExitVehicle( CBaseEntity *pEntity )
+{
+	return ( !m_bEnterAnimOn && !m_bExitAnimOn && !m_bLocked && (m_nSpeed <= g_jeepexitspeed.GetFloat() ) );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::DampenEyePosition( Vector &vecVehicleEyePos, QAngle &vecVehicleEyeAngles )
+{
+	// Get the frametime. (Check to see if enough time has passed to warrent dampening).
+	float flFrameTime = gpGlobals->frametime;
+	if ( flFrameTime < JEEP_FRAMETIME_MIN )
+	{
+		vecVehicleEyePos = m_vecLastEyePos;
+		DampenUpMotion( vecVehicleEyePos, vecVehicleEyeAngles, 0.0f );
+		return;
+	}
+
+	// Keep static the sideways motion.
+
+	// Dampen forward/backward motion.
+	DampenForwardMotion( vecVehicleEyePos, vecVehicleEyeAngles, flFrameTime );
+
+	// Blend up/down motion.
+	DampenUpMotion( vecVehicleEyePos, vecVehicleEyeAngles, flFrameTime );
+}
+
+//-----------------------------------------------------------------------------
+// Use the controller as follows:
+// speed += ( pCoefficientsOut[0] * ( targetPos - currentPos ) + pCoefficientsOut[1] * ( targetSpeed - currentSpeed ) ) * flDeltaTime;
+//-----------------------------------------------------------------------------
+void CPropJeep::ComputePDControllerCoefficients( float *pCoefficientsOut,
+												  float flFrequency, float flDampening,
+												  float flDeltaTime )
+{
+	float flKs = 9.0f * flFrequency * flFrequency;
+	float flKd = 4.5f * flFrequency * flDampening;
+
+	float flScale = 1.0f / ( 1.0f + flKd * flDeltaTime + flKs * flDeltaTime * flDeltaTime );
+
+	pCoefficientsOut[0] = flKs * flScale;
+	pCoefficientsOut[1] = ( flKd + flKs * flDeltaTime ) * flScale;
+}
+ 
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CPropJeep::DampenForwardMotion( Vector &vecVehicleEyePos, QAngle &vecVehicleEyeAngles, float flFrameTime )
+{
+	// Get forward vector.
+	Vector vecForward;
+	AngleVectors( vecVehicleEyeAngles, &vecForward);
+
+	// Simulate the eye position forward based on the data from last frame
+	// (assumes no acceleration - it will get that from the "spring").
+	Vector vecCurrentEyePos = m_vecLastEyePos + m_vecEyeSpeed * flFrameTime;
+
+	// Calculate target speed based on the current vehicle eye position and the last vehicle eye position and frametime.
+	Vector vecVehicleEyeSpeed = ( vecVehicleEyePos - m_vecLastEyeTarget ) / flFrameTime;
+	m_vecLastEyeTarget = vecVehicleEyePos;	
+
+	// Calculate the speed and position deltas.
+	Vector vecDeltaSpeed = vecVehicleEyeSpeed - m_vecEyeSpeed;
+	Vector vecDeltaPos = vecVehicleEyePos - vecCurrentEyePos;
+
+	// Clamp.
+	if ( vecDeltaPos.Length() > JEEP_DELTA_LENGTH_MAX )
+	{
+		float flSign = vecForward.Dot( vecVehicleEyeSpeed ) >= 0.0f ? -1.0f : 1.0f;
+		vecVehicleEyePos += flSign * ( vecForward * JEEP_DELTA_LENGTH_MAX );
+		m_vecLastEyePos = vecVehicleEyePos;
+		m_vecEyeSpeed = vecVehicleEyeSpeed;
+		return;
+	}
+
+	// Generate an updated (dampening) speed for use in next frames position extrapolation.
+	float flCoefficients[2];
+	ComputePDControllerCoefficients( flCoefficients, r_JeepViewDampenFreq.GetFloat(), r_JeepViewDampenDamp.GetFloat(), flFrameTime );
+	m_vecEyeSpeed += ( ( flCoefficients[0] * vecDeltaPos + flCoefficients[1] * vecDeltaSpeed ) * flFrameTime );
+
+	// Save off data for next frame.
+	m_vecLastEyePos = vecCurrentEyePos;
+
+	// Move eye forward/backward.
+	Vector vecForwardOffset = vecForward * ( vecForward.Dot( vecDeltaPos ) );
+	vecVehicleEyePos -= vecForwardOffset;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CPropJeep::DampenUpMotion( Vector &vecVehicleEyePos, QAngle &vecVehicleEyeAngles, float flFrameTime )
+{
+	// Get up vector.
+	Vector vecUp;
+	AngleVectors( vecVehicleEyeAngles, NULL, NULL, &vecUp );
+	vecUp.z = clamp( vecUp.z, 0.0f, vecUp.z );
+	vecVehicleEyePos.z += r_JeepViewZHeight.GetFloat() * vecUp.z;
+
+	// NOTE: Should probably use some damped equation here.
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::SetupMove( CBasePlayer *player, CUserCmd *ucmd, IMoveHelper *pHelper, CMoveData *move )
+{
+	// If we are overturned and hit any key - leave the vehicle (IN_USE is already handled!).
+	if ( m_flOverturnedTime > OVERTURNED_EXIT_WAITTIME )
+	{
+		if ( (ucmd->buttons & (IN_FORWARD|IN_BACK|IN_MOVELEFT|IN_MOVERIGHT|IN_SPEED|IN_JUMP|IN_ATTACK|IN_ATTACK2) ) && !m_bExitAnimOn )
+		{
+			// Can't exit yet? We're probably still moving. Swallow the keys.
+			if ( !CanExitVehicle(player) )
+				return;
+
+			if ( !GetServerVehicle()->HandlePassengerExit( m_hPlayer ) && ( m_hPlayer != NULL ) )
+			{
+				m_hPlayer->PlayUseDenySound();
+			}
+			return;
+		}
+	}
+
+	// If the throttle is disabled or we're upside-down, don't allow throttling (including turbo)
+	CUserCmd tmp;
+	if ( ( m_throttleDisableTime > gpGlobals->curtime ) || ( IsOverturned() ) )
+	{
+		m_bUnableToFire = true;
+		
+		tmp = (*ucmd);
+		tmp.buttons &= ~(IN_FORWARD|IN_BACK|IN_SPEED);
+		ucmd = &tmp;
+	}
+	
+	BaseClass::SetupMove( player, ucmd, pHelper, move );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::DriveVehicle( float flFrameTime, CUserCmd *ucmd, int iButtonsDown, int iButtonsReleased )
+{
+	int iButtons = ucmd->buttons;
+
+	//Adrian: No headlights on Superfly.
+/*	if ( ucmd->impulse == 100 )
+	{
+		if (HeadlightIsOn())
+		{
+			HeadlightTurnOff();
+		}
+        else 
+		{
+			HeadlightTurnOn();
+		}
+	}*/
+		
+	// If we're holding down an attack button, update our state
+	if ( IsOverturned() == false )
+	{
+		if ( iButtons & IN_ATTACK )
+		{
+			if ( m_bCannonCharging )
+			{
+				FireChargedCannon();
+			}
+			else
+			{
+				FireCannon();
+			}
+		}
+		else if ( iButtons & IN_ATTACK2 )
+		{
+			ChargeCannon();
+		}
+	}
+
+	// If we've released our secondary button, fire off our cannon
+	if ( ( iButtonsReleased & IN_ATTACK2 ) && ( m_bCannonCharging ) )
+	{
+		FireChargedCannon();
+	}
+
+	BaseClass::DriveVehicle( flFrameTime, ucmd, iButtonsDown, iButtonsReleased );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : *pPlayer - 
+//			*pMoveData - 
+//-----------------------------------------------------------------------------
+void CPropJeep::ProcessMovement( CBasePlayer *pPlayer, CMoveData *pMoveData )
+{
+	BaseClass::ProcessMovement( pPlayer, pMoveData );
+
+	// Create dangers sounds in front of the vehicle.
+	CreateDangerSounds();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Create danger sounds in front of the vehicle.
+//-----------------------------------------------------------------------------
+void CPropJeep::CreateDangerSounds( void )
+{
+	QAngle dummy;
+	GetAttachment( "Muzzle", m_vecGunOrigin, dummy );
+
+	if ( m_flDangerSoundTime > gpGlobals->curtime )
+		return;
+
+	QAngle vehicleAngles = GetLocalAngles();
+	Vector vecStart = GetAbsOrigin();
+	Vector vecDir, vecRight;
+
+	GetVectors( &vecDir, &vecRight, NULL );
+
+	const float soundDuration = 0.25;
+	float speed = m_VehiclePhysics.GetHLSpeed();
+	// Make danger sounds ahead of the jeep
+	if ( fabs(speed) > 120 )
+	{
+		Vector	vecSpot;
+
+		float steering = m_VehiclePhysics.GetSteering();
+		if ( steering != 0 )
+		{
+			if ( speed > 0 )
+			{
+				vecDir += vecRight * steering * 0.5;
+			}
+			else
+			{
+				vecDir -= vecRight * steering * 0.5;
+			}
+			VectorNormalize(vecDir);
+		}
+		const float radius = speed * 0.4;
+		// 0.3 seconds ahead of the jeep
+		vecSpot = vecStart + vecDir * (speed * 0.3f);
+		CSoundEnt::InsertSound( SOUND_DANGER, vecSpot, radius, soundDuration, this, 0 );
+		CSoundEnt::InsertSound( SOUND_PHYSICS_DANGER, vecSpot, radius, soundDuration, this, 1 );
+		//NDebugOverlay::Box(vecSpot, Vector(-radius,-radius,-radius),Vector(radius,radius,radius), 255, 0, 255, 0, soundDuration);
+
+#if 0
+		trace_t	tr;
+		// put sounds a bit to left and right but slightly closer to Jeep to make a "cone" of sound 
+		// in front of it
+		vecSpot = vecStart + vecDir * (speed * 0.5f) - vecRight * speed * 0.5;
+		UTIL_TraceLine( vecStart, vecSpot, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );
+		CSoundEnt::InsertSound( SOUND_DANGER, vecSpot, 400, soundDuration, this, 1 );
+
+		vecSpot = vecStart + vecDir * (speed * 0.5f) + vecRight * speed * 0.5;
+		UTIL_TraceLine( vecStart, vecSpot, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );
+		CSoundEnt::InsertSound( SOUND_DANGER, vecSpot, 400, soundDuration, this, 2);
+#endif
+	}
+
+	m_flDangerSoundTime = gpGlobals->curtime + 0.1;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::EnterVehicle( CBasePlayer *pPlayer )
+{
+	if ( !pPlayer )
+		return;
+
+	CheckWater();
+	BaseClass::EnterVehicle( pPlayer );
+
+	// Start looking for seagulls to land
+	m_hLastPlayerInVehicle = m_hPlayer;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::ExitVehicle( int nRole )
+{
+	HeadlightTurnOff();
+
+	BaseClass::ExitVehicle( nRole );
+
+	//If the player has exited, stop charging
+	StopChargeSound();
+	m_bCannonCharging = false;
+
+	// Remember when we last saw the player
+	m_flPlayerExitedTime = gpGlobals->curtime;
+	m_flLastSawPlayerAt = gpGlobals->curtime;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::InputStartRemoveTauCannon( inputdata_t &inputdata )
+{
+	// Start the gun removal animation
+	m_flAnimTime = gpGlobals->curtime;
+	m_flPlaybackRate = 0.0;
+	SetCycle( 0 );
+	ResetSequence( LookupSequence( "tau_levitate" ) );
+
+	m_bGunHasBeenCutOff = true;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::InputFinishRemoveTauCannon( inputdata_t &inputdata )
+{
+	// Remove & hide the gun
+	SetBodygroup( 1, false );
+	m_bHasGun = false;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CPropJeep::OnRestore( void )
+{
+	IServerVehicle *pServerVehicle = GetServerVehicle();
+	if ( pServerVehicle != NULL )
+	{
+		// Restore the passenger information we're holding on to
+		pServerVehicle->RestorePassengerInfo();
+	}
+}
+
+//========================================================================================================================================
+// JEEP FOUR WHEEL PHYSICS VEHICLE SERVER VEHICLE
+//========================================================================================================================================
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CJeepFourWheelServerVehicle::NPC_AimPrimaryWeapon( Vector vecTarget )
+{
+	((CPropJeep*)m_pVehicle)->AimGunAt( &vecTarget, 0.1f );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : &vecEyeExitEndpoint - 
+// Output : int
+//-----------------------------------------------------------------------------
+int CJeepFourWheelServerVehicle::GetExitAnimToUse( Vector &vecEyeExitEndpoint, bool &bAllPointsBlocked )
+{
+	bAllPointsBlocked = false;
+
+	if ( !m_bParsedAnimations )
+	{
+		// Load the entry/exit animations from the vehicle
+		ParseEntryExitAnims();
+		m_bParsedAnimations = true;
+	}
+
+	CBaseAnimating *pAnimating = dynamic_cast<CBaseAnimating *>(m_pVehicle);
+	// If we don't have the gun anymore, we want to get out using the "gun-less" animation
+	if ( pAnimating && ((CPropJeep*)m_pVehicle)->TauCannonHasBeenCutOff() )
+	{
+		// HACK: We know the tau-cannon removed exit anim uses the first upright anim's exit details
+		trace_t tr;
+
+		// Convert our offset points to worldspace ones
+		Vector vehicleExitOrigin = m_ExitAnimations[0].vecExitPointLocal;
+		QAngle vehicleExitAngles = m_ExitAnimations[0].vecExitAnglesLocal;
+		UTIL_ParentToWorldSpace( pAnimating, vehicleExitOrigin, vehicleExitAngles );
+
+		// Ensure the endpoint is clear by dropping a point down from above
+		vehicleExitOrigin -= VEC_VIEW;
+		Vector vecMove = Vector(0,0,64);
+		Vector vecStart = vehicleExitOrigin + vecMove;
+		Vector vecEnd = vehicleExitOrigin - vecMove;
+  		UTIL_TraceHull( vecStart, vecEnd, VEC_HULL_MIN, VEC_HULL_MAX, MASK_SOLID, NULL, COLLISION_GROUP_NONE, &tr );
+
+		Assert( !tr.startsolid && tr.fraction < 1.0 );
+		m_vecCurrentExitEndPoint = vecStart + ((vecEnd - vecStart) * tr.fraction);
+		vecEyeExitEndpoint = m_vecCurrentExitEndPoint + VEC_VIEW;
+		m_iCurrentExitAnim = 0;
+		return pAnimating->LookupSequence( "exit_tauremoved" );
+	}
+
+	return BaseClass::GetExitAnimToUse( vecEyeExitEndpoint, bAllPointsBlocked );
+}