16 files changed, 284 insertions, 224 deletions

diff --git a/src/vehicles/Automobile.cpp b/src/vehicles/Automobile.cpp
index 83fe44d5..eb1bad97 100644
--- a/src/vehicles/Automobile.cpp
+++ b/src/vehicles/Automobile.cpp
@@ -67,7 +67,7 @@ CAutomobile::CAutomobile(int32 id, uint8 CreatedBy)
 
 	CVehicleModelInfo *mi = (CVehicleModelInfo*)CModelInfo::GetModelInfo(id);
 	m_fFireBlowUpTimer = 0.0f;
-	field_4E0 = 0;
+	m_auto_unk1 = 0;
 	bTaxiLight = m_sAllTaxiLights;
 	bFixedColour = false;
 	bBigWheels = false;
@@ -77,8 +77,8 @@ CAutomobile::CAutomobile(int32 id, uint8 CreatedBy)
 
 	pHandling = mod_HandlingManager.GetHandlingData((eHandlingId)mi->m_handlingId);
 
-	field_49C = 20.0f;
-	field_4D8 = 0;
+	m_auto_unused1 = 20.0f;
+	m_auto_unused2 = 0;
 
 	mi->ChooseVehicleColour(m_currentColour1, m_currentColour2);
 
@@ -145,8 +145,7 @@ CAutomobile::CAutomobile(int32 id, uint8 CreatedBy)
 	for(i = 0; i < 4; i++){
 		m_aGroundPhysical[i] = nil;
 		m_aGroundOffset[i] = CVector(0.0f, 0.0f, 0.0f);
-		m_aSuspensionSpringRatio[i] = 1.0f;
-		m_aSuspensionSpringRatioPrev[i] = m_aSuspensionSpringRatio[i];
+		m_aSuspensionSpringRatioPrev[i] = m_aSuspensionSpringRatio[i] = 1.0f;
 		m_aWheelTimer[i] = 0.0f;
 		m_aWheelRotation[i] = 0.0f;
 		m_aWheelSpeed[i] = 0.0f;
@@ -175,7 +174,7 @@ CAutomobile::CAutomobile(int32 id, uint8 CreatedBy)
 	m_nNumPassengers = 0;
 
 	m_bombType = CARBOMB_NONE;
-	bHadDriver = false;
+	bDriverLastFrame = false;
 	m_pBombRigger = nil;
 
 	if(m_nDoorLock == CARLOCK_UNLOCKED &&
@@ -221,6 +220,7 @@ void
 CAutomobile::ProcessControl(void)
 {
 	int i;
+	float wheelRot;
 	CColModel *colModel;
 
 	if(bUsingSpecialColModel)
@@ -236,23 +236,16 @@ CAutomobile::ProcessControl(void)
 	// Improve grip of vehicles in certain cases
 	bool strongGrip1 = false;
 	bool strongGrip2 = false;
-	if(FindPlayerVehicle() && this != FindPlayerVehicle()){
-		switch(AutoPilot.m_nCarMission){
-		case MISSION_RAMPLAYER_FARAWAY:
-		case MISSION_RAMPLAYER_CLOSE:
-		case MISSION_BLOCKPLAYER_FARAWAY:
-		case MISSION_BLOCKPLAYER_CLOSE:
-			if(FindPlayerSpeed().Magnitude() > 0.3f){
-				strongGrip1 = true;
-				if(FindPlayerSpeed().Magnitude() > 0.4f){
-					if(m_vecMoveSpeed.Magnitude() < 0.3f)
-						strongGrip2 = true;
-				}else{
-					if((GetPosition() - FindPlayerCoors()).Magnitude() > 50.0f)
-						strongGrip2 = true;
-				}
-			}
-		default: break;
+	if(FindPlayerVehicle() && this != FindPlayerVehicle() &&
+	   (AutoPilot.m_nCarMission == MISSION_RAMPLAYER_FARAWAY || AutoPilot.m_nCarMission == MISSION_RAMPLAYER_CLOSE ||
+	    AutoPilot.m_nCarMission == MISSION_BLOCKPLAYER_FARAWAY || AutoPilot.m_nCarMission == MISSION_BLOCKPLAYER_CLOSE)){
+		if(FindPlayerSpeed().Magnitude() > 0.3f){
+			strongGrip1 = true;
+			if(FindPlayerSpeed().Magnitude() > 0.4f &&
+			   m_vecMoveSpeed.Magnitude() < 0.3f)
+				strongGrip2 = true;
+			else if((GetPosition() - FindPlayerCoors()).Magnitude() > 50.0f)
+				strongGrip2 = true;
 		}
 	}
 
@@ -263,7 +256,7 @@ CAutomobile::ProcessControl(void)
 
 	// Scan if this car sees the player committing any crimes
 	if(GetStatus() != STATUS_ABANDONED && GetStatus() != STATUS_WRECKED &&
-		GetStatus() != STATUS_PLAYER && GetStatus() != STATUS_PLAYER_REMOTE && GetStatus() != STATUS_PLAYER_DISABLED){
+	   GetStatus() != STATUS_PLAYER && GetStatus() != STATUS_PLAYER_REMOTE && GetStatus() != STATUS_PLAYER_DISABLED){
 		switch(GetModelIndex())
 		case MI_FBICAR:
 		case MI_POLICE:
@@ -276,7 +269,7 @@ CAutomobile::ProcessControl(void)
 
 	// Process driver
 	if(pDriver){
-		if(!bHadDriver && m_bombType == CARBOMB_ONIGNITIONACTIVE){
+		if(!bDriverLastFrame && m_bombType == CARBOMB_ONIGNITIONACTIVE){
 			// If someone enters the car and there is a bomb, detonate
 			m_nBombTimer = 1000;
 			m_pBlowUpEntity = m_pBombRigger;
@@ -284,7 +277,7 @@ CAutomobile::ProcessControl(void)
 				m_pBlowUpEntity->RegisterReference((CEntity**)&m_pBlowUpEntity);
 			DMAudio.PlayOneShot(m_audioEntityId, SOUND_BOMB_TICK, 1.0f);
 		}
-		bHadDriver = true;
+		bDriverLastFrame = true;
 
 		if(IsUpsideDown() && CanPedEnterCar()){
 			if(!pDriver->IsPlayer() &&
@@ -293,7 +286,7 @@ CAutomobile::ProcessControl(void)
 				pDriver->SetObjective(OBJECTIVE_LEAVE_VEHICLE, this);
 		}
 	}else
-		bHadDriver = false;
+		bDriverLastFrame = false;
 
 	// Process passengers
 	if(m_nNumPassengers != 0 && IsUpsideDown() && CanPedEnterCar()){
@@ -380,11 +373,9 @@ CAutomobile::ProcessControl(void)
 
 		pHandling->Transmission.CalculateGearForSimpleCar(AutoPilot.m_fMaxTrafficSpeed/50.0f, m_nCurrentGear);
 
-		{
-		float wheelRot = ProcessWheelRotation(WHEEL_STATE_NORMAL, GetForward(), m_vecMoveSpeed, 0.35f);
+		wheelRot = ProcessWheelRotation(WHEEL_STATE_NORMAL, GetForward(), m_vecMoveSpeed, 0.35f);
 		for(i = 0; i < 4; i++)
 			m_aWheelRotation[i] += wheelRot;
-		}
 
 		PlayHornIfNecessary();
 		ReduceHornCounter();
@@ -596,7 +587,7 @@ CAutomobile::ProcessControl(void)
 			m_aSuspensionSpringRatio[i] = (m_aSuspensionSpringRatio[i]-wheelRadius)/(1.0f-wheelRadius);
 		}
 
-		float fwdSpeed = DotProduct(m_vecMoveSpeed, GetForward());
+		float fwdSpeed = Abs(DotProduct(m_vecMoveSpeed, GetForward()));
 		CVector contactPoints[4];	// relative to model
 		CVector contactSpeeds[4];	// speed at contact points
 		CVector springDirections[4];	// normalized, in model space
@@ -626,7 +617,7 @@ CAutomobile::ProcessControl(void)
 		for(i = 0; i < 4; i++){
 			if(m_aSuspensionSpringRatio[i] < 1.0f){
 				float bias = pHandling->fSuspensionBias;
-				if(i == 1 || i == 3)	// rear
+				if(i == CARWHEEL_REAR_LEFT || i == CARWHEEL_REAR_RIGHT)
 					bias = 1.0f - bias;
 
 				ApplySpringCollision(pHandling->fSuspensionForceLevel,
@@ -634,7 +625,7 @@ CAutomobile::ProcessControl(void)
 					m_aSuspensionSpringRatio[i], bias);
 				m_aWheelSkidmarkMuddy[i] =
 					m_aWheelColPoints[i].surfaceB == SURFACE_GRASS ||
-					m_aWheelColPoints[i].surfaceB == SURFACE_DIRTTRACK ||
+					m_aWheelColPoints[i].surfaceB == SURFACE_MUD_DRY ||
 					m_aWheelColPoints[i].surfaceB == SURFACE_SAND;
 			}else{
 				contactPoints[i] = Multiply3x3(GetMatrix(), colModel->lines[i].p1);
@@ -689,7 +680,7 @@ CAutomobile::ProcessControl(void)
 		float brakeBiasFront = neutralHandling ? 1.0f : 2.0f*pHandling->fBrakeBias;
 		float brakeBiasRear  = neutralHandling ? 1.0f : 2.0f*(1.0f-pHandling->fBrakeBias);
 		float tractionBiasFront = neutralHandling ? 1.0f : 2.0f*pHandling->fTractionBias;
-		float tractionBiasRear  = neutralHandling ? 1.0f : 2.0f*(1.0f-pHandling->fTractionBias);
+		float tractionBiasRear  = neutralHandling ? 1.0f : 2.0f-tractionBiasFront;
 
 		// Count how many wheels are touching the ground
 
@@ -771,7 +762,7 @@ CAutomobile::ProcessControl(void)
 				else
 					fThrust = acceleration;
 
-				m_aWheelColPoints[CARWHEEL_FRONT_LEFT].surfaceA = SURFACE_RUBBER29;
+				m_aWheelColPoints[CARWHEEL_FRONT_LEFT].surfaceA = SURFACE_WHEELBASE;
 				float adhesion = CSurfaceTable::GetAdhesiveLimit(m_aWheelColPoints[CARWHEEL_FRONT_LEFT])*traction;
 				if(GetStatus() == STATUS_PLAYER)
 					adhesion *= CSurfaceTable::GetWetMultiplier(m_aWheelColPoints[CARWHEEL_FRONT_LEFT].surfaceB);
@@ -805,7 +796,7 @@ CAutomobile::ProcessControl(void)
 				else
 					fThrust = acceleration;
 
-				m_aWheelColPoints[CARWHEEL_FRONT_RIGHT].surfaceA = SURFACE_RUBBER29;
+				m_aWheelColPoints[CARWHEEL_FRONT_RIGHT].surfaceA = SURFACE_WHEELBASE;
 				float adhesion = CSurfaceTable::GetAdhesiveLimit(m_aWheelColPoints[CARWHEEL_FRONT_RIGHT])*traction;
 				if(GetStatus() == STATUS_PLAYER)
 					adhesion *= CSurfaceTable::GetWetMultiplier(m_aWheelColPoints[CARWHEEL_FRONT_RIGHT].surfaceB);
@@ -871,8 +862,14 @@ CAutomobile::ProcessControl(void)
 			CVector wheelFwd = GetForward();
 			CVector wheelRight = GetRight();
 
+#ifdef FIX_BUGS
+			// Not sure if this is needed, but brake usually has timestep as a factor
+			if(bIsHandbrakeOn)
+				brake = 20000.0f * CTimer::GetTimeStepFix();
+#else
 			if(bIsHandbrakeOn)
 				brake = 20000.0f;
+#endif
 
 			if(m_aWheelTimer[CARWHEEL_REAR_LEFT] > 0.0f){
 				if(mod_HandlingManager.HasFrontWheelDrive(pHandling->nIdentifier))
@@ -880,7 +877,7 @@ CAutomobile::ProcessControl(void)
 				else
 					fThrust = acceleration;
 
-				m_aWheelColPoints[CARWHEEL_REAR_LEFT].surfaceA = SURFACE_RUBBER29;
+				m_aWheelColPoints[CARWHEEL_REAR_LEFT].surfaceA = SURFACE_WHEELBASE;
 				float adhesion = CSurfaceTable::GetAdhesiveLimit(m_aWheelColPoints[CARWHEEL_REAR_LEFT])*traction;
 				if(GetStatus() == STATUS_PLAYER)
 					adhesion *= CSurfaceTable::GetWetMultiplier(m_aWheelColPoints[CARWHEEL_REAR_LEFT].surfaceB);
@@ -914,7 +911,7 @@ CAutomobile::ProcessControl(void)
 				else
 					fThrust = acceleration;
 
-				m_aWheelColPoints[CARWHEEL_REAR_RIGHT].surfaceA = SURFACE_RUBBER29;
+				m_aWheelColPoints[CARWHEEL_REAR_RIGHT].surfaceA = SURFACE_WHEELBASE;
 				float adhesion = CSurfaceTable::GetAdhesiveLimit(m_aWheelColPoints[CARWHEEL_REAR_RIGHT])*traction;
 				if(GetStatus() == STATUS_PLAYER)
 					adhesion *= CSurfaceTable::GetWetMultiplier(m_aWheelColPoints[CARWHEEL_REAR_RIGHT].surfaceB);
@@ -1129,10 +1126,10 @@ CAutomobile::ProcessControl(void)
 		}
 
 		uint8 surf = m_aWheelColPoints[i].surfaceB;
-		if(surf == SURFACE_DIRT || surf == SURFACE_PUDDLE || surf == SURFACE_HEDGE){
+		if(surf == SURFACE_GRAVEL || surf == SURFACE_WATER || surf == SURFACE_HEDGE){
 			if(surfShake < 0.2f)
 				surfShake = 0.3f;
-		}else if(surf == SURFACE_DIRTTRACK || surf == SURFACE_SAND){
+		}else if(surf == SURFACE_MUD_DRY || surf == SURFACE_SAND){
 			if(surfShake < 0.1f)
 				surfShake = 0.2f;
 		}else if(surf == SURFACE_GRASS){
@@ -1154,7 +1151,7 @@ CAutomobile::ProcessControl(void)
 				uint8 freq = Min(200.0f*suspShake*speed*2000.0f/m_fMass + 100.0f, 250.0f);
 				CPad::GetPad(0)->StartShake(20000.0f*CTimer::GetTimeStep()/freq, freq);
 			}else{
-				uint8 freq = Min(200.0f*surfShake*speed*2000.0f/m_fMass + 40.0f, 145.0f);
+				uint8 freq = Min(200.0f*surfShake*speed*2000.0f/m_fMass + 40.0f, 150.0f);
 				CPad::GetPad(0)->StartShake(5000.0f*CTimer::GetTimeStep()/freq, freq);
 			}
 		}
@@ -1296,7 +1293,7 @@ CAutomobile::PreRender(void)
 
 		int drawParticles = Abs(fwdSpeed) < 90.0f;
 		if(GetStatus() == STATUS_SIMPLE || GetStatus() == STATUS_PHYSICS ||
-			GetStatus() == STATUS_PLAYER || GetStatus() == STATUS_PLAYER_PLAYBACKFROMBUFFER){
+		   GetStatus() == STATUS_PLAYER || GetStatus() == STATUS_PLAYER_PLAYBACKFROMBUFFER){
 			bool rearSkidding = false;
 			if(m_aWheelState[CARWHEEL_REAR_LEFT] == WHEEL_STATE_SKIDDING ||
 			   m_aWheelState[CARWHEEL_REAR_RIGHT] == WHEEL_STATE_SKIDDING)
@@ -1428,7 +1425,7 @@ CAutomobile::PreRender(void)
 			n = 6.0f*CWeather::Rain;
 			for(j = 0; j <= n; j++)
 				CParticle::AddParticle(PARTICLE_RAIN_SPLASHUP,
-					c + CVector(CGeneral::GetRandomNumberInRange(-.04f, 0.4f), CGeneral::GetRandomNumberInRange(-.04f, 0.4f), 0.0f),
+					c + CVector(CGeneral::GetRandomNumberInRange(-0.4f, 0.4f), CGeneral::GetRandomNumberInRange(-0.4f, 0.4f), 0.0f),
 					CVector(0.0f, 0.0f, 0.0f),
 					nil, 0.0f, 0, 0, CGeneral::GetRandomNumber() & 1);
 		}
@@ -1616,11 +1613,9 @@ CAutomobile::PreRender(void)
 		break;
 	}
 
-	if(GetModelIndex() == MI_RCBANDIT || GetModelIndex() == MI_DODO ||
-	   GetModelIndex() == MI_RHINO) {
-		CShadows::StoreShadowForCar(this);
-		return;
-	}
+	if(GetModelIndex() != MI_RCBANDIT && GetModelIndex() != MI_DODO &&
+	   GetModelIndex() != MI_RHINO) {
+	// Process lights
 
 	// Turn lights on/off
 	bool shouldLightsBeOn = 
@@ -1867,14 +1862,9 @@ CAutomobile::PreRender(void)
 						CPointLights::FOG_NONE, false);
 			}
 		}
-	}else{
+	}else if(GetStatus() != STATUS_ABANDONED && GetStatus() != STATUS_WRECKED){
 		// Lights off
 
-		if(GetStatus() == STATUS_ABANDONED || GetStatus() == STATUS_WRECKED) {
-			CShadows::StoreShadowForCar(this);
-			return;
-		}
-
 		CVector lightPos = mi->m_positions[CAR_POS_TAILLIGHTS];
 		CVector lightR = GetMatrix() * lightPos;
 		CVector lightL = lightR;
@@ -1931,6 +1921,8 @@ CAutomobile::PreRender(void)
 				CCoronas::UpdateCoronaCoors((uintptr)this + 3, lightR, 50.0f*TheCamera.LODDistMultiplier, 0.0f);
 		}
 	}
+	// end of lights
+	}
 
 	CShadows::StoreShadowForCar(this);
 }
@@ -2247,22 +2239,22 @@ CAutomobile::ProcessControlInputs(uint8 pad)
 	// Steer left/right
 	if(CCamera::m_bUseMouse3rdPerson && !CVehicle::m_bDisableMouseSteering){
 		if(CPad::GetPad(pad)->GetMouseX() != 0.0f){
-			m_fSteerRatio += fMouseSteerSens*CPad::GetPad(pad)->GetMouseX();
+			m_fSteerInput += fMouseSteerSens*CPad::GetPad(pad)->GetMouseX();
 			nLastControlInput = 2;
-			if(Abs(m_fSteerRatio) < fMouseCentreRange)
-				m_fSteerRatio *= Pow(fMouseCentreMult, CTimer::GetTimeStep());
+			if(Abs(m_fSteerInput) < fMouseCentreRange)
+				m_fSteerInput *= Pow(fMouseCentreMult, CTimer::GetTimeStep());
 		}else if(CPad::GetPad(pad)->GetSteeringLeftRight() || nLastControlInput != 2){
 			// mouse hasn't move, steer with pad like below
-			m_fSteerRatio += (-CPad::GetPad(pad)->GetSteeringLeftRight()/128.0f - m_fSteerRatio)*
+			m_fSteerInput += (-CPad::GetPad(pad)->GetSteeringLeftRight()/128.0f - m_fSteerInput)*
 				0.2f*CTimer::GetTimeStep();
 			nLastControlInput = 0;
 		}
 	}else{
-		m_fSteerRatio += (-CPad::GetPad(pad)->GetSteeringLeftRight()/128.0f - m_fSteerRatio)*
+		m_fSteerInput += (-CPad::GetPad(pad)->GetSteeringLeftRight()/128.0f - m_fSteerInput)*
 			0.2f*CTimer::GetTimeStep();
 		nLastControlInput = 0;
 	}
-	m_fSteerRatio = clamp(m_fSteerRatio, -1.0f, 1.0f);
+	m_fSteerInput = clamp(m_fSteerInput, -1.0f, 1.0f);
 
 	// Accelerate/Brake
 	float acceleration = (CPad::GetPad(pad)->GetAccelerate() - CPad::GetPad(pad)->GetBrake())/255.0f;
@@ -2313,13 +2305,24 @@ CAutomobile::ProcessControlInputs(uint8 pad)
 
 	// Actually turn wheels
 	static float fValue;	// why static?
-	if(m_fSteerRatio < 0.0f)
-		fValue = -sq(m_fSteerRatio);
+	if(m_fSteerInput < 0.0f)
+		fValue = -sq(m_fSteerInput);
 	else
-		fValue = sq(m_fSteerRatio);
+		fValue = sq(m_fSteerInput);
 	m_fSteerAngle = DEGTORAD(pHandling->fSteeringLock) * fValue;
 
 	if(bComedyControls){
+#if 0	// old comedy controls from PS2 - same as bike's
+		if(((CTimer::GetTimeInMilliseconds() >> 10) & 0xF) < 12)
+			m_fGasPedal = 1.0f;
+		if((((CTimer::GetTimeInMilliseconds() >> 10)+6) & 0xF) < 12)
+			m_fBrakePedal = 0.0f;
+		bIsHandbrakeOn = false;
+		if(CTimer::GetTimeInMilliseconds() & 0x800)
+			m_fSteerAngle += 0.08f;
+		else
+			m_fSteerAngle -= 0.03f;
+#else
 		int rnd = CGeneral::GetRandomNumber() % 10;
 		switch(m_comedyControlState){
 		case 0:
@@ -2339,8 +2342,10 @@ CAutomobile::ProcessControlInputs(uint8 pad)
 				m_comedyControlState = 0;
 			break;
 		}
-	}else
+	}else{
 		m_comedyControlState = 0;
+#endif
+	}
 
 	// Brake if player isn't in control
 	// BUG: game always uses pad 0 here
@@ -2501,7 +2506,7 @@ CAutomobile::TankControl(void)
 			float f = i/15.0f;
 			CParticle::AddParticle(PARTICLE_GUNSMOKE2, point1,
 				shotDir*CGeneral::GetRandomNumberInRange(0.3f, 1.0f)*f,
-				nil, CGeneral::GetRandomNumberInRange(0.5f, 1.0f)*f, black);
+				nil, CGeneral::GetRandomNumberInRange(0.5f, 1.5f)*f, black);
 		}
 
 		// And some gun flashes near the gun
@@ -2533,6 +2538,9 @@ CAutomobile::TankControl(void)
 	}
 }
 
+#define HYDRAULIC_UPPER_EXT (-0.12f)
+#define HYDRAULIC_LOWER_EXT (0.14f)
+
 void
 CAutomobile::HydraulicControl(void)
 {
@@ -2595,8 +2603,8 @@ CAutomobile::HydraulicControl(void)
 			m_hydraulicState = 20;
 		else{
 			m_hydraulicState = 0;
-			normalUpperLimit += -0.12f;
-			normalSpringLength = normalUpperLimit - (normalLowerLimit+0.14f);
+			normalUpperLimit += HYDRAULIC_UPPER_EXT;
+			normalSpringLength = normalUpperLimit - (normalLowerLimit+HYDRAULIC_LOWER_EXT);
 			DMAudio.PlayOneShot(m_audioEntityId, SOUND_CAR_HYDRAULIC_2, 0.0f);
 		}
 
@@ -2629,7 +2637,7 @@ CAutomobile::HydraulicControl(void)
 		float radius = Max(specialColModel->boundingBox.min.Magnitude(), specialColModel->boundingBox.max.Magnitude());
 		if(specialColModel->boundingSphere.radius < radius)
 			specialColModel->boundingSphere.radius = radius;
-
+		return;
 	}
 
 	if(playerInfo->m_WBState != WBSTATE_PLAYING)
@@ -2668,8 +2676,8 @@ CAutomobile::HydraulicControl(void)
 
 		if(m_hydraulicState < 100){
 			if(m_hydraulicState == 0){
-				normalUpperLimit += -0.12f;
-				normalLowerLimit += 0.14f;
+				normalUpperLimit += HYDRAULIC_UPPER_EXT;
+				normalLowerLimit += HYDRAULIC_LOWER_EXT;
 				normalSpringLength = normalUpperLimit - normalLowerLimit;
 			}
 
@@ -2734,8 +2742,8 @@ CAutomobile::HydraulicControl(void)
 			// Lowered, move wheels up
 
 			if(m_hydraulicState == 0){
-				normalUpperLimit += -0.12f;
-				normalLowerLimit += 0.14f;
+				normalUpperLimit += HYDRAULIC_UPPER_EXT;
+				normalLowerLimit += HYDRAULIC_LOWER_EXT;
 				normalSpringLength = normalUpperLimit - normalLowerLimit;
 			}
 
@@ -2776,8 +2784,8 @@ CAutomobile::HydraulicControl(void)
 			}
 
 			if(m_fVelocityChangeForAudio < 0.1f){
-				normalUpperLimit += -0.12f;
-				normalLowerLimit += 0.14f;
+				normalUpperLimit += HYDRAULIC_UPPER_EXT;
+				normalLowerLimit += HYDRAULIC_LOWER_EXT;
 				normalSpringLength = normalUpperLimit - normalLowerLimit;
 			}
 
@@ -2914,7 +2922,7 @@ CAutomobile::ProcessBuoyancy(void)
 			DMAudio.PlayOneShot(m_audioEntityId, SOUND_WATER_FALL, 0.0f);
 		}
 
-		if(nGenerateWaterCircles > 0 && nGenerateWaterCircles < CTimer::GetTimeInMilliseconds()){
+		if(nGenerateWaterCircles > 0 && nGenerateWaterCircles <= CTimer::GetTimeInMilliseconds()){
 			CVector pos = GetPosition();
 			float waterLevel = 0.0f;
 			if(CWaterLevel::GetWaterLevel(pos.x, pos.y, pos.z, &waterLevel, false))
@@ -2934,7 +2942,7 @@ CAutomobile::ProcessBuoyancy(void)
 			}
 		}
 
-		if(nGenerateRaindrops > 0 && nGenerateRaindrops < CTimer::GetTimeInMilliseconds()){
+		if(nGenerateRaindrops > 0 && nGenerateRaindrops <= CTimer::GetTimeInMilliseconds()){
 			CVector pos = GetPosition();
 			float waterLevel = 0.0f;
 			if(CWaterLevel::GetWaterLevel(pos.x, pos.y, pos.z, &waterLevel, false))
@@ -2955,7 +2963,7 @@ CAutomobile::ProcessBuoyancy(void)
 		static RwRGBA smokeCol = {255, 255, 255, 255};
 
 		for(i = 0; i < 4; i++){
-			if(m_aSuspensionSpringRatio[i] < 1.0f && m_aWheelColPoints[i].surfaceB == SURFACE_PUDDLE){
+			if(m_aSuspensionSpringRatio[i] < 1.0f && m_aWheelColPoints[i].surfaceB == SURFACE_WATER){
 				CVector pos = m_aWheelColPoints[i].point + 0.3f*GetUp() - GetPosition();
 				CVector vSpeed = GetSpeed(pos);
 				vSpeed.z = 0.0f;
@@ -3226,7 +3234,7 @@ CAutomobile::VehicleDamage(float impulse, uint16 damagedPiece)
 	if(impulse > 25.0f && GetStatus() != STATUS_WRECKED){
 		if(bIsLawEnforcer &&
 		   FindPlayerVehicle() && FindPlayerVehicle() == m_pDamageEntity &&
-			GetStatus() != STATUS_ABANDONED &&
+		   GetStatus() != STATUS_ABANDONED &&
 		   FindPlayerVehicle()->m_vecMoveSpeed.Magnitude() >= m_vecMoveSpeed.Magnitude() &&
 		   FindPlayerVehicle()->m_vecMoveSpeed.Magnitude() > 0.1f)
 			FindPlayerPed()->SetWantedLevelNoDrop(1);
@@ -3270,6 +3278,7 @@ CAutomobile::VehicleDamage(float impulse, uint16 damagedPiece)
 			case CAR_PIECE_BONNET:
 					GetComponentWorldPosition(CAR_BONNET, pos);
 					dmgDrawCarCollidingParticles(pos, impulse);
+					if(GetModelIndex() != MI_DODO)
 					if(Damage.ApplyDamage(COMPONENT_DOOR_BONNET, impulse*impulseMult, pHandling->fCollisionDamageMultiplier)){
 						SetDoorDamage(CAR_BONNET, DOOR_BONNET);
 						doubleMoney = true;
@@ -3280,7 +3289,7 @@ CAutomobile::VehicleDamage(float impulse, uint16 damagedPiece)
 			case CAR_PIECE_BUMP_REAR:
 				GetComponentWorldPosition(CAR_BUMP_REAR, pos);
 				dmgDrawCarCollidingParticles(pos, impulse);
-				if(Damage.ApplyDamage(COMPONENT_BUMPER_FRONT, impulse*impulseMult, pHandling->fCollisionDamageMultiplier)){
+				if(Damage.ApplyDamage(COMPONENT_BUMPER_REAR, impulse*impulseMult, pHandling->fCollisionDamageMultiplier)){
 					SetBumperDamage(CAR_BUMP_REAR, VEHBUMPER_REAR);
 					doubleMoney = true;
 				}
@@ -3536,8 +3545,8 @@ CAutomobile::AddWheelDirtAndWater(CColPoint *colpoint, uint32 belowEffectSpeed)
 	int i;
 	CVector dir;
 	static RwRGBA grassCol = { 8, 24, 8, 255 };
-	static RwRGBA dirtCol = { 64, 64, 64, 255 };
-	static RwRGBA dirttrackCol = { 64, 32, 16, 255 };
+	static RwRGBA gravelCol = { 64, 64, 64, 255 };
+	static RwRGBA mudCol = { 64, 32, 16, 255 };
 	static RwRGBA waterCol = { 48, 48, 64, 0 };
 
 	if(!belowEffectSpeed)
@@ -3553,22 +3562,22 @@ CAutomobile::AddWheelDirtAndWater(CColPoint *colpoint, uint32 belowEffectSpeed)
 				CGeneral::GetRandomNumberInRange(0.02f, 0.1f), grassCol);
 		}
 		return 0;
-	case SURFACE_DIRT:
+	case SURFACE_GRAVEL:
 		dir.x = -0.05f*m_vecMoveSpeed.x;
 		dir.y = -0.05f*m_vecMoveSpeed.y;
 		for(i = 0; i < 4; i++){
 			dir.z = CGeneral::GetRandomNumberInRange(0.03f, 0.06f);
 			CParticle::AddParticle(PARTICLE_WHEEL_DIRT, colpoint->point, dir, nil,
-				CGeneral::GetRandomNumberInRange(0.02f, 0.06f), dirtCol);
+				CGeneral::GetRandomNumberInRange(0.02f, 0.06f), gravelCol);
 		}
 		return 1;
-	case SURFACE_DIRTTRACK:
+	case SURFACE_MUD_DRY:
 		dir.x = -0.05f*m_vecMoveSpeed.x;
 		dir.y = -0.05f*m_vecMoveSpeed.y;
 		for(i = 0; i < 4; i++){
 			dir.z = CGeneral::GetRandomNumberInRange(0.03f, 0.06f);
 			CParticle::AddParticle(PARTICLE_WHEEL_DIRT, colpoint->point, dir, nil,
-				CGeneral::GetRandomNumberInRange(0.02f, 0.06f), dirttrackCol);
+				CGeneral::GetRandomNumberInRange(0.02f, 0.06f), mudCol);
 		}
 		return 0;
 	default:
@@ -3912,19 +3921,19 @@ CAutomobile::SetUpWheelColModel(CColModel *colModel)
 
 	CMatrix mat;
 	mat.Attach(RwFrameGetMatrix(m_aCarNodes[CAR_WHEEL_LF]));
-	colModel->spheres[0].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_TIRE, CAR_PIECE_WHEEL_LF);
+	colModel->spheres[0].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_RUBBER, CAR_PIECE_WHEEL_LF);
 	mat.Attach(RwFrameGetMatrix(m_aCarNodes[CAR_WHEEL_LB]));
-	colModel->spheres[1].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_TIRE, CAR_PIECE_WHEEL_LR);
+	colModel->spheres[1].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_RUBBER, CAR_PIECE_WHEEL_LR);
 	mat.Attach(RwFrameGetMatrix(m_aCarNodes[CAR_WHEEL_RF]));
-	colModel->spheres[2].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_TIRE, CAR_PIECE_WHEEL_RF);
+	colModel->spheres[2].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_RUBBER, CAR_PIECE_WHEEL_RF);
 	mat.Attach(RwFrameGetMatrix(m_aCarNodes[CAR_WHEEL_RB]));
-	colModel->spheres[3].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_TIRE, CAR_PIECE_WHEEL_RR);
+	colModel->spheres[3].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_RUBBER, CAR_PIECE_WHEEL_RR);
 
 	if(m_aCarNodes[CAR_WHEEL_LM] != nil && m_aCarNodes[CAR_WHEEL_RM] != nil){
 		mat.Attach(RwFrameGetMatrix(m_aCarNodes[CAR_WHEEL_LM]));
-		colModel->spheres[4].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_TIRE, CAR_PIECE_WHEEL_RF);
+		colModel->spheres[4].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_RUBBER, CAR_PIECE_WHEEL_LR);
 		mat.Attach(RwFrameGetMatrix(m_aCarNodes[CAR_WHEEL_RM]));
-		colModel->spheres[5].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_TIRE, CAR_PIECE_WHEEL_RR);
+		colModel->spheres[5].Set(mi->m_wheelScale, mat.GetPosition(), SURFACE_RUBBER, CAR_PIECE_WHEEL_RR);
 		colModel->numSpheres = 6;
 	}else
 		colModel->numSpheres = 4;
@@ -3952,8 +3961,8 @@ CAutomobile::BurstTyre(uint8 wheel)
 			CCarCtrl::SwitchVehicleToRealPhysics(this);
 		}
 
-		ApplyMoveForce(GetRight() * CGeneral::GetRandomNumberInRange(-0.3f, 0.3f));
-		ApplyTurnForce(GetRight() * CGeneral::GetRandomNumberInRange(-0.3f, 0.3f), GetForward());
+		ApplyMoveForce(GetRight() * m_fMass * CGeneral::GetRandomNumberInRange(-0.03f, 0.03f));
+		ApplyTurnForce(GetRight() * m_fTurnMass * CGeneral::GetRandomNumberInRange(-0.03f, 0.03f), GetForward());
 	}
 }
 
@@ -3968,10 +3977,10 @@ CAutomobile::IsRoomForPedToLeaveCar(uint32 component, CVector *doorOffset)
 	CVector seatPos;
 	switch(component){
 	case CAR_DOOR_RF:
-		seatPos = mi->m_positions[mi->m_vehicleType == VEHICLE_TYPE_BOAT ? BOAT_POS_FRONTSEAT : CAR_POS_FRONTSEAT];
+		seatPos = mi->GetFrontSeatPosn();
 		break;
 	case CAR_DOOR_LF:
-		seatPos = mi->m_positions[mi->m_vehicleType == VEHICLE_TYPE_BOAT ? BOAT_POS_FRONTSEAT : CAR_POS_FRONTSEAT];
+		seatPos = mi->GetFrontSeatPosn();
 		seatPos.x = -seatPos.x;
 		break;
 	case CAR_DOOR_RR:
@@ -4308,7 +4317,7 @@ GetCurrentAtomicObjectCB(RwObject *object, void *data)
 	return object;
 }
 
-CColPoint spherepoints[MAX_COLLISION_POINTS];
+static CColPoint aTempPedColPts[MAX_COLLISION_POINTS];
 
 CObject*
 CAutomobile::SpawnFlyingComponent(int32 component, uint32 type)
@@ -4414,7 +4423,7 @@ CAutomobile::SpawnFlyingComponent(int32 component, uint32 type)
 		dist += GetUp();
 		if(GetUp().z > 0.0f){
 			// simulate fast upward movement if going fast
-			float speed = CVector2D(m_vecMoveSpeed).MagnitudeSqr();
+			float speed = CVector2D(m_vecMoveSpeed).Magnitude();
 			obj->GetMatrix().Translate(GetUp()*speed);
 		}
 	}
@@ -4428,7 +4437,7 @@ CAutomobile::SpawnFlyingComponent(int32 component, uint32 type)
 
 	if(CCollision::ProcessColModels(obj->GetMatrix(), *obj->GetColModel(),
 			this->GetMatrix(), *this->GetColModel(),
-			spherepoints, nil, nil) > 0)
+			aTempPedColPts, nil, nil) > 0)
 		obj->m_pCollidingEntity = this;
 
 	if(bRenderScorched)
@@ -4446,8 +4455,11 @@ CAutomobile::RemoveBonnetInPedCollision(void)
 
 	if(Damage.GetDoorStatus(DOOR_BONNET) == DOOR_STATUS_SWINGING &&
 	   Doors[DOOR_BONNET].RetAngleWhenOpen()*0.4f < Doors[DOOR_BONNET].m_fAngle){
-		// BUG? why not COMPGROUP_BONNET?
+#ifdef FIX_BUGS
+		obj = SpawnFlyingComponent(CAR_BONNET, COMPGROUP_BONNET);
+#else
 		obj = SpawnFlyingComponent(CAR_BONNET, COMPGROUP_DOOR);
+#endif
 		// make both doors invisible on car
 		SetComponentVisibility(m_aCarNodes[CAR_BONNET], ATOMIC_FLAG_NONE);
 		Damage.SetDoorStatus(DOOR_BONNET, DOOR_STATUS_MISSING);
@@ -4508,13 +4520,16 @@ CAutomobile::SetDoorDamage(int32 component, eDoors door, bool noFlyingComponents
 		status = DOOR_STATUS_MISSING;
 	}
 
-	if(status == DOOR_STATUS_SMASHED){
+	switch(status){
+	case DOOR_STATUS_SMASHED:
 		// show damaged part
 		SetComponentVisibility(m_aCarNodes[component], ATOMIC_FLAG_DAM);
-	}else if(status == DOOR_STATUS_SWINGING){
+		break;
+	case DOOR_STATUS_SWINGING:
 		// turn off angle cull for swinging doors
 		RwFrameForAllObjects(m_aCarNodes[component], CVehicleModelInfo::SetAtomicFlagCB, (void*)ATOMIC_FLAG_NOCULL);
-	}else if(status == DOOR_STATUS_MISSING){
+		break;
+	case DOOR_STATUS_MISSING:
 		if(!noFlyingComponents){
 			if(door == DOOR_BONNET)
 				SpawnFlyingComponent(component, COMPGROUP_BONNET);
@@ -4525,6 +4540,7 @@ CAutomobile::SetDoorDamage(int32 component, eDoors door, bool noFlyingComponents
 		}
 		// hide both
 		SetComponentVisibility(m_aCarNodes[component], ATOMIC_FLAG_NONE);
+		break;
 	}
 }
 
@@ -4555,7 +4571,7 @@ CAutomobile::SetupModelNodes(void)
 	int i;
 	for(i = 0; i < NUM_CAR_NODES; i++)
 		m_aCarNodes[i] = nil;
-	CClumpModelInfo::FillFrameArray((RpClump*)m_rwObject, m_aCarNodes);
+	CClumpModelInfo::FillFrameArray(GetClump(), m_aCarNodes);
 }
 
 void
diff --git a/src/vehicles/Automobile.h b/src/vehicles/Automobile.h
index a3e8ac17..604bed17 100644
--- a/src/vehicles/Automobile.h
+++ b/src/vehicles/Automobile.h
@@ -30,15 +30,6 @@ enum eCarNodes
 	NUM_CAR_NODES,
 };
 
-enum eCarPositions
-{
-	CAR_POS_HEADLIGHTS,
-	CAR_POS_TAILLIGHTS,
-	CAR_POS_FRONTSEAT,
-	CAR_POS_BACKSEAT,
-	CAR_POS_EXHAUST		= 9,
-};
-
 // These are used for all the wheel arrays
 // DON'T confuse with VEHWHEEL, which are vehicle components
 enum {
@@ -77,23 +68,23 @@ public:
 	float m_aSuspensionSpringRatio[4];
 	float m_aSuspensionSpringRatioPrev[4];
 	float m_aWheelTimer[4];		// set to 4.0 when wheel is touching ground, then decremented
-	float field_49C;
+	float m_auto_unused1;
 	bool m_aWheelSkidmarkMuddy[4];
 	bool m_aWheelSkidmarkBloody[4];
 	float m_aWheelRotation[4];
 	float m_aWheelPosition[4];
 	float m_aWheelSpeed[4];
-	uint8 field_4D8;
+	uint8 m_auto_unused2;
 	uint8 m_bombType : 3;
 	uint8 bTaxiLight : 1;
-	uint8 bHadDriver : 1;		// for bombs
+	uint8 bDriverLastFrame  : 1;		// for bombs
 	uint8 bFixedColour : 1;
 	uint8 bBigWheels : 1;
 	uint8 bWaterTight : 1;	// no damage for non-player peds
 	uint8 bNotDamagedUpsideDown : 1;
 	uint8 bMoreResistantToDamage : 1;
 	CEntity *m_pBombRigger;
-	int16 field_4E0;
+	int16 m_auto_unk1;
 	uint16 m_hydraulicState;
 	uint32 m_nBusDoorTimerEnd;
 	uint32 m_nBusDoorTimerStart;
diff --git a/src/vehicles/Boat.cpp b/src/vehicles/Boat.cpp
index 72fca542..d86627de 100644
--- a/src/vehicles/Boat.cpp
+++ b/src/vehicles/Boat.cpp
@@ -79,7 +79,7 @@ CBoat::CBoat(int mi, uint8 owner) : CVehicle(owner)
 
 	bIsInWater = true;
 
-	unk1 = 0.0f;
+	m_phys_unused1 = 0.0f;
 	m_bIsAnchored = true;
 	m_fOrientation = INVALID_ORIENTATION;
 	bTouchingWater = true;
@@ -904,6 +904,8 @@ CBoat::AddWakePoint(CVector point)
 			}
 			m_avec2dWakePoints[0] = point;
 			m_afWakePointLifeTime[0] = 400.0f;
+			if(m_nNumWakePoints < ARRAY_SIZE(m_afWakePointLifeTime))
+				m_nNumWakePoints++;
 		}
 	}else{
 		m_avec2dWakePoints[0] = point;
diff --git a/src/vehicles/CarGen.cpp b/src/vehicles/CarGen.cpp
index 72b6c30c..cb21b918 100644
--- a/src/vehicles/CarGen.cpp
+++ b/src/vehicles/CarGen.cpp
@@ -226,7 +226,7 @@ INITSAVEBUF
 	WriteSaveBuf(buffer, ProcessCounter);
 	WriteSaveBuf(buffer, GenerateEvenIfPlayerIsCloseCounter);
 	WriteSaveBuf(buffer, (int16)0); // alignment
-	WriteSaveBuf(buffer, sizeof(CarGeneratorArray));
+	WriteSaveBuf(buffer, (uint32)sizeof(CarGeneratorArray));
 	for (int i = 0; i < NUM_CARGENS; i++)
 		WriteSaveBuf(buffer, CarGeneratorArray[i]);
 VALIDATESAVEBUF(*size)
diff --git a/src/vehicles/Cranes.cpp b/src/vehicles/Cranes.cpp
index 9c8f9fda..757974a6 100644
--- a/src/vehicles/Cranes.cpp
+++ b/src/vehicles/Cranes.cpp
@@ -184,7 +184,7 @@ bool CCranes::IsThisCarPickedUp(float X, float Y, CVehicle* pVehicle)
 				result = true;
 		}
 	}
-	return true;
+	return result;
 }
 
 void CCranes::UpdateCranes(void)
@@ -243,8 +243,11 @@ void CCrane::Update(void)
 					Abs(m_pVehiclePickedUp->GetMoveSpeed().x) > CAR_MOVING_SPEED_THRESHOLD ||
 					Abs(m_pVehiclePickedUp->GetMoveSpeed().y) > CAR_MOVING_SPEED_THRESHOLD ||
 					Abs(m_pVehiclePickedUp->GetMoveSpeed().z) > CAR_MOVING_SPEED_THRESHOLD ||
-					FindPlayerPed()->GetPedState() == PED_ENTER_CAR && // TODO: fix carjack bug
-					FindPlayerPed()->m_pSeekTarget == m_pVehiclePickedUp) {
+					(FindPlayerPed()->GetPedState() == PED_ENTER_CAR
+#ifdef FIX_BUGS
+					|| FindPlayerPed()->GetPedState() == PED_CARJACK
+#endif
+					) && FindPlayerPed()->m_pSeekTarget == m_pVehiclePickedUp) {
 					m_pVehiclePickedUp = nil;
 					m_nCraneState = IDLE;
 				}
@@ -395,7 +398,7 @@ bool CCrane::RotateCarriedCarProperly()
 	float fDeltaThisFrame = CAR_ROTATION_SPEED * CTimer::GetTimeStep();
 	if (Abs(fAngleDelta) <= fDeltaThisFrame) // no rotation is actually applied?
 		return true;
-	m_pVehiclePickedUp->GetMatrix().RotateZ(Abs(fDeltaThisFrame));
+	m_pVehiclePickedUp->GetMatrix().RotateZ(fAngleDelta < 0 ? -fDeltaThisFrame : fDeltaThisFrame);
 	return false;
 }
 
diff --git a/src/vehicles/DamageManager.cpp b/src/vehicles/DamageManager.cpp
index 6b59ccda..c625a4e7 100644
--- a/src/vehicles/DamageManager.cpp
+++ b/src/vehicles/DamageManager.cpp
@@ -11,7 +11,7 @@ CDamageManager::CDamageManager(void)
 {
 	ResetDamageStatus();
 	m_fWheelDamageEffect = 0.75f;
-	field_24 = 1;
+	field_18 = 1;
 }
 
 void
@@ -28,12 +28,8 @@ CDamageManager::FuckCarCompletely(void)
 	m_wheelStatus[0] = WHEEL_STATUS_MISSING;
 	// wheels 1-3 not reset?
 
-	m_doorStatus[0] = DOOR_STATUS_MISSING;
-	m_doorStatus[1] = DOOR_STATUS_MISSING;
-	m_doorStatus[2] = DOOR_STATUS_MISSING;
-	m_doorStatus[3] = DOOR_STATUS_MISSING;
-	m_doorStatus[4] = DOOR_STATUS_MISSING;
-	m_doorStatus[5] = DOOR_STATUS_MISSING;
+	for(i = 0; i < ARRAY_SIZE(m_doorStatus); i++)
+		m_doorStatus[i] = DOOR_STATUS_MISSING;
 
 	for(i = 0; i < 3; i++){
 #ifdef FIX_BUGS
diff --git a/src/vehicles/DamageManager.h b/src/vehicles/DamageManager.h
index bf0c59a1..312006e3 100644
--- a/src/vehicles/DamageManager.h
+++ b/src/vehicles/DamageManager.h
@@ -86,7 +86,7 @@ public:
 	uint8 m_doorStatus[6];
 	uint32 m_lightStatus;
 	uint32 m_panelStatus;
-	uint32 field_24;
+	uint8 field_18;
 
 	CDamageManager(void);
 
diff --git a/src/vehicles/HandlingMgr.cpp b/src/vehicles/HandlingMgr.cpp
index 3ac0da38..5beed29e 100644
--- a/src/vehicles/HandlingMgr.cpp
+++ b/src/vehicles/HandlingMgr.cpp
@@ -78,7 +78,7 @@ cHandlingDataMgr::Initialise(void)
 {
 	LoadHandlingData();
 	field_0 = 0.1f;
-	field_4 = 0.9f;
+	fWheelFriction = 0.9f;
 	field_8 = 1.0f;
 	field_C = 0.8f;
 	field_10 = 0.98f;
diff --git a/src/vehicles/HandlingMgr.h b/src/vehicles/HandlingMgr.h
index 398a415f..10e25573 100644
--- a/src/vehicles/HandlingMgr.h
+++ b/src/vehicles/HandlingMgr.h
@@ -60,7 +60,9 @@ enum eHandlingId
 	HANDLING_PANLANT,
 	HANDLING_FLATBED,
 	HANDLING_YANKEE,
-	HANDLING_BORGNINE
+	HANDLING_BORGNINE,
+
+	NUMHANDLINGS
 };
 
 enum
@@ -120,7 +122,7 @@ class cHandlingDataMgr
 {
 	float field_0;	// unused it seems
 public:
-	float field_4;	// wheel related
+	float fWheelFriction;	// wheel related
 private:
 	float field_8;	//
 	float field_C;	// unused it seems
diff --git a/src/vehicles/Heli.cpp b/src/vehicles/Heli.cpp
index 7b62b461..4966a228 100644
--- a/src/vehicles/Heli.cpp
+++ b/src/vehicles/Heli.cpp
@@ -570,7 +570,7 @@ CHeli::PreRender(void)
 	i = 0;
 	for(angle = 0.0f; angle < TWOPI; angle += TWOPI/32){
 		CVector pos(radius*Cos(angle), radius*Sin(angle), 0.0f);
-		CVector dir = pos*0.01f;
+		CVector dir = CVector(pos.x, pos.y, 1.0f)*0.01f;
 		pos += GetPosition();
 
 		if(CWorld::ProcessVerticalLine(pos, testLowZ, point, entity, true, false, false, false, true, false, nil))
@@ -590,12 +590,12 @@ CHeli::PreRender(void)
 			g = 6;
 			b = 3;
 			break;
-		case SURFACE_DIRT:
+		case SURFACE_GRAVEL:
 			r = 10;
 			g = 8;
 			b = 7;
 			break;
-		case SURFACE_DIRTTRACK:
+		case SURFACE_MUD_DRY:
 			r = 10;
 			g = 6;
 			b = 3;
diff --git a/src/vehicles/Plane.cpp b/src/vehicles/Plane.cpp
index 71189d84..3bf385a0 100644
--- a/src/vehicles/Plane.cpp
+++ b/src/vehicles/Plane.cpp
@@ -84,6 +84,10 @@ CPlane::CPlane(int32 id, uint8 CreatedBy)
 	SetStatus(STATUS_PLANE);
 	bIsBIGBuilding = true;
 	m_level = LEVEL_NONE;
+
+#ifdef FIX_BUGS
+	m_isFarAway = true;
+#endif
 }
 
 CPlane::~CPlane()
diff --git a/src/vehicles/Plane.h b/src/vehicles/Plane.h
index a6f6e1d9..783c53b3 100644
--- a/src/vehicles/Plane.h
+++ b/src/vehicles/Plane.h
@@ -9,13 +9,6 @@ enum ePlaneNodes
 	NUM_PLANE_NODES
 };
 
-enum ePlanePositions
-{
-	PLANE_POS_LIGHT_LEFT,
-	PLANE_POS_LIGHT_RIGHT,
-	PLANE_POS_LIGHT_TAIL,
-};
-
 struct CPlaneNode
 {
 	CVector p;	// position
diff --git a/src/vehicles/Train.cpp b/src/vehicles/Train.cpp
index 1d47ca3a..26d0dee7 100644
--- a/src/vehicles/Train.cpp
+++ b/src/vehicles/Train.cpp
@@ -13,6 +13,7 @@
 #include "DMAudio.h"
 #include "HandlingMgr.h"
 #include "Train.h"
+#include "AudioScriptObject.h"
 
 static CTrainNode* pTrackNodes;
 static int16 NumTrackNodes;
@@ -35,6 +36,8 @@ static float EngineTrackSpeed_S[4];
 CVector CTrain::aStationCoors[3];
 CVector CTrain::aStationCoors_S[4];
 
+static bool bTrainArrivalAnnounced[3] = {false, false, false};
+
 CTrain::CTrain(int32 id, uint8 CreatedBy)
  : CVehicle(CreatedBy)
 {
@@ -60,6 +63,10 @@ CTrain::CTrain(int32 id, uint8 CreatedBy)
 
 	bUsesCollision = true;
 	SetStatus(STATUS_TRAIN_MOVING);
+
+#ifdef FIX_BUGS
+	m_isFarAway = true;
+#endif
 }
 
 void
@@ -197,7 +204,7 @@ CTrain::ProcessControl(void)
 			if(m_bTrainStopping){
 				m_nDoorTimer = CTimer::GetTimeInMilliseconds() + 1000;
 				m_nDoorState = TRAIN_DOOR_OPENING;
-				DMAudio.PlayOneShot(m_audioEntityId, SOUND_18, 0.0f);
+				DMAudio.PlayOneShot(m_audioEntityId, SOUND_TRAIN_DOOR_CLOSE, 0.0f);
 			}
 			break;
 
@@ -214,7 +221,7 @@ CTrain::ProcessControl(void)
 			if(!m_bTrainStopping){
 				m_nDoorTimer = CTimer::GetTimeInMilliseconds() + 1000;
 				m_nDoorState = TRAIN_DOOR_CLOSING;
-				DMAudio.PlayOneShot(m_audioEntityId, SOUND_19, 0.0f);
+				DMAudio.PlayOneShot(m_audioEntityId, SOUND_TRAIN_DOOR_OPEN, 0.0f);
 			}
 			break;
 
@@ -619,9 +626,47 @@ CTrain::ReadAndInterpretTrackFile(Const char *filename, CTrainNode **nodes, int1
 }
 
 void
+PlayAnnouncement(uint8 sound, uint8 station)
+{
+	// this was gone in a PC version but inlined on PS2
+	cAudioScriptObject *obj = new cAudioScriptObject;
+	obj->AudioId = sound;
+	obj->Posn = CTrain::aStationCoors[station];
+	obj->AudioEntity = AEHANDLE_NONE;
+	DMAudio.CreateOneShotScriptObject(obj);
+}
+
+void
 ProcessTrainAnnouncements(void)
 {
-	// TODO but unused
+	for (int i = 0; i < ARRAY_SIZE(StationDist); i++) {
+		for (int j = 0; j < ARRAY_SIZE(EngineTrackPosition); j++) {
+			if (!bTrainArrivalAnnounced[i]) {
+				float preDist = StationDist[i] - 100.0f;
+				if (preDist < 0.0f)
+					preDist += TotalLengthOfTrack;
+				if (EngineTrackPosition[j] > preDist && EngineTrackPosition[j] < StationDist[i]) {
+					bTrainArrivalAnnounced[i] = true;
+					PlayAnnouncement(SCRIPT_SOUND_TRAIN_ANNOUNCEMENT_1, i);
+					break;
+				}
+			} else {
+				float postDist = StationDist[i] + 10.0f;
+#ifdef FIX_BUGS
+				if (postDist > TotalLengthOfTrack)
+					postDist -= TotalLengthOfTrack;
+#else
+				if (postDist < 0.0f) // does this even make sense here?
+					postDist += TotalLengthOfTrack;
+#endif
+				if (EngineTrackPosition[j] > StationDist[i] && EngineTrackPosition[j] < postDist) {
+					bTrainArrivalAnnounced[i] = false;
+					PlayAnnouncement(SCRIPT_SOUND_TRAIN_ANNOUNCEMENT_2, i);
+					break;
+				}
+			}
+		}
+	}
 }
 
 void
diff --git a/src/vehicles/Train.h b/src/vehicles/Train.h
index c645ecaf..3446eeb5 100644
--- a/src/vehicles/Train.h
+++ b/src/vehicles/Train.h
@@ -24,15 +24,6 @@ enum eTrainNodes
 	NUM_TRAIN_NODES
 };
 
-enum eTrainPositions
-{
-	TRAIN_POS_LIGHT_FRONT,
-	TRAIN_POS_LIGHT_REAR,
-	TRAIN_POS_LEFT_ENTRY,
-	TRAIN_POS_MID_ENTRY,
-	TRAIN_POS_RIGHT_ENTRY
-};
-
 struct CTrainNode
 {
 	CVector p;	// position
diff --git a/src/vehicles/Vehicle.cpp b/src/vehicles/Vehicle.cpp
index 5dc7bc72..e21ad07c 100644
--- a/src/vehicles/Vehicle.cpp
+++ b/src/vehicles/Vehicle.cpp
@@ -50,15 +50,18 @@ CVehicle::CVehicle(uint8 CreatedBy)
 {
 	int i;
 
-	m_nCurrentGear = 0;
-	m_fChangeGearTime = 0;
-	m_fSteerRatio = 0.0f;
+	m_nCurrentGear = 1;
+	m_fChangeGearTime = 0.0f;
+	m_fSteerInput = 0.0f;
 	m_type = ENTITY_TYPE_VEHICLE;
 	VehicleCreatedBy = CreatedBy;
 	bIsLocked = false;
 	bIsLawEnforcer = false;
 	bIsAmbulanceOnDuty = false;
 	bIsFireTruckOnDuty = false;
+#ifdef FIX_BUGS
+	bIsHandbrakeOn = false;
+#endif
 	CCarCtrl::UpdateCarCount(this, false);
 	m_fHealth = 1000.0f;
 	bEngineOn = true;
@@ -96,7 +99,7 @@ CVehicle::CVehicle(uint8 CreatedBy)
 	m_numPedsUseItAsCover = 0;
 	bIsCarParkVehicle = false;
 	bHasAlreadyBeenRecorded = false;
-	m_bSirenOrAlarm = 0;
+	m_bSirenOrAlarm = false;
 	m_nCarHornTimer = 0;
 	m_nCarHornPattern = 0;
 	m_nAlarmState = 0;
@@ -280,90 +283,91 @@ CVehicle::FlyingControl(eFlightModel flightModel)
 		float turnSpeed = m_vecTurnSpeed.MagnitudeSqr();
 		if(turnSpeed > SQR(0.2f))
 			m_vecTurnSpeed *= 0.2f/Sqrt(turnSpeed);
-	}
 		break;
+	}
 
 	case FLIGHT_MODEL_RCPLANE:
 	case FLIGHT_MODEL_SEAPLANE:
 	{
 		// thrust
 		float fForwSpeed = DotProduct(GetMoveSpeed(), GetForward());
-		CVector vecWidthForward = GetColModel()->boundingBox.min.y * GetForward();
+		CVector vecTail = GetColModel()->boundingBox.min.y * GetForward();
 		float fThrust = (CPad::GetPad(0)->GetAccelerate() - CPad::GetPad(0)->GetBrake()) / 255.0f;
 		if (fForwSpeed > 0.1f || (flightModel == FLIGHT_MODEL_RCPLANE && fForwSpeed > 0.02f))
 			fThrust += 1.0f;
 		else if (fForwSpeed > 0.0f && fThrust < 0.0f)
 			fThrust = 0.0f;
-		float fThrustImpulse;
+		float fThrustAccel;
 		if (flightModel == FLIGHT_MODEL_RCPLANE)
-			fThrustImpulse = (fThrust - fRCPropFallOff * fForwSpeed) * fRCAeroThrust;
+			fThrustAccel = (fThrust - fRCPropFallOff * fForwSpeed) * fRCAeroThrust;
 		else
-			fThrustImpulse = (fThrust - fSeaPropFallOff * fForwSpeed) * fSeaThrust;
-		ApplyMoveForce(fThrustImpulse * GetForward() * m_fMass * CTimer::GetTimeStep());
+			fThrustAccel = (fThrust - fSeaPropFallOff * fForwSpeed) * fSeaThrust;
+		ApplyMoveForce(fThrustAccel * GetForward() * m_fMass * CTimer::GetTimeStep());
 
 		// left/right
 		float fSideSpeed = -DotProduct(GetMoveSpeed(), GetRight());
 		float fSteerLR = CPad::GetPad(0)->GetSteeringLeftRight() / 128.0f;
-		float fSideSlipImpulse;
+		float fSideSlipAccel;
 		if (flightModel == FLIGHT_MODEL_RCPLANE)
-			fSideSlipImpulse = Abs(fSideSpeed) * fSideSpeed * fRCSideSlipMult;
+			fSideSlipAccel = Abs(fSideSpeed) * fSideSpeed * fRCSideSlipMult;
 		else
-			fSideSlipImpulse = Abs(fSideSpeed) * fSideSpeed * fSeaSideSlipMult;
-		ApplyMoveForce(m_fMass * GetRight() * fSideSlipImpulse * CTimer::GetTimeStep());
+			fSideSlipAccel = Abs(fSideSpeed) * fSideSpeed * fSeaSideSlipMult;
+		ApplyMoveForce(m_fMass * GetRight() * fSideSlipAccel * CTimer::GetTimeStep());
 
-		float fYaw = -DotProduct(CrossProduct(m_vecTurnSpeed + m_vecTurnFriction, vecWidthForward) + m_vecMoveSpeed + m_vecMoveFriction, GetRight());
-		float fYawImpulse;
+		float fYaw = -DotProduct(GetSpeed(vecTail), GetRight());
+		float fYawAccel;
 		if (flightModel == FLIGHT_MODEL_RCPLANE)
-			fYawImpulse = fRCRudderMult * fYaw * Abs(fYaw) + fRCYawMult * fSteerLR * fForwSpeed;
+			fYawAccel = fRCRudderMult * fYaw * Abs(fYaw) + fRCYawMult * fSteerLR * fForwSpeed;
 		else
-			fYawImpulse = fSeaRudderMult * fYaw * Abs(fYaw) + fSeaYawMult * fSteerLR * fForwSpeed;
-		ApplyTurnForce(fYawImpulse * GetRight() * m_fTurnMass * CTimer::GetTimeStep(), vecWidthForward);
+			fYawAccel = fSeaRudderMult * fYaw * Abs(fYaw) + fSeaYawMult * fSteerLR * fForwSpeed;
+		ApplyTurnForce(fYawAccel * GetRight() * m_fTurnMass * CTimer::GetTimeStep(), vecTail);
 
-		float fRollImpulse;
+		float fRollAccel;
 		if (flightModel == FLIGHT_MODEL_RCPLANE) {
 			float fDirectionMultiplier = CPad::GetPad(0)->GetLookRight();
 			if (CPad::GetPad(0)->GetLookLeft())
 				fDirectionMultiplier = -1;
-			fRollImpulse = (0.5f * fDirectionMultiplier + fSteerLR) * fRCRollMult;
+			fRollAccel = (0.5f * fDirectionMultiplier + fSteerLR) * fRCRollMult;
 		}
 		else
-			fRollImpulse = fSteerLR * fSeaRollMult;
-		ApplyTurnForce(GetRight() * fRollImpulse * fForwSpeed * m_fTurnMass * CTimer::GetTimeStep(), GetUp());
+			fRollAccel = fSteerLR * fSeaRollMult;
+		ApplyTurnForce(GetRight() * fRollAccel * fForwSpeed * m_fTurnMass * CTimer::GetTimeStep(), GetUp());
 
 		CVector vecFRight = CrossProduct(GetForward(), CVector(0.0f, 0.0f, 1.0f));
 		CVector vecStabilise = (GetUp().z > 0.0f) ? vecFRight : -vecFRight;
 		float fStabiliseDirection = (GetRight().z > 0.0f) ? -1.0f : 1.0f;
-		float fStabiliseImpulse;
+		float fStabiliseSpeed;
 		if (flightModel == FLIGHT_MODEL_RCPLANE)
-			fStabiliseImpulse = fRCRollStabilise * fStabiliseDirection * (1.0f - DotProduct(GetRight(), vecStabilise)) * (1.0f - Abs(GetForward().z));
+			fStabiliseSpeed = fRCRollStabilise * fStabiliseDirection * (1.0f - DotProduct(GetRight(), vecStabilise)) * (1.0f - Abs(GetForward().z));
 		else
-			fStabiliseImpulse = fSeaRollStabilise * fStabiliseDirection * (1.0f - DotProduct(GetRight(), vecStabilise)) * (1.0f - Abs(GetForward().z));
-		ApplyTurnForce(fStabiliseImpulse * m_fTurnMass * GetRight(), GetUp()); // no CTimer::GetTimeStep(), is it right? VC doesn't have it too
+			fStabiliseSpeed = fSeaRollStabilise * fStabiliseDirection * (1.0f - DotProduct(GetRight(), vecStabilise)) * (1.0f - Abs(GetForward().z));
+		ApplyTurnForce(fStabiliseSpeed * m_fTurnMass * GetRight(), GetUp()); // no CTimer::GetTimeStep(), is it right? VC doesn't have it too
 
 		// up/down
-		float fTail = -DotProduct(CrossProduct(m_vecTurnSpeed + m_vecTurnFriction, vecWidthForward) + m_vecMoveSpeed + m_vecMoveFriction, GetUp());
+		float fTail = -DotProduct(GetSpeed(vecTail), GetUp());
 		float fSteerUD = -CPad::GetPad(0)->GetSteeringUpDown() / 128.0f;
-		float fPitchImpulse;
+		float fPitchAccel;
 		if (flightModel == FLIGHT_MODEL_RCPLANE)
-			fPitchImpulse = fRCTailMult * fTail * Abs(fTail) + fRCPitchMult * fSteerUD * fForwSpeed;
+			fPitchAccel = fRCTailMult * fTail * Abs(fTail) + fRCPitchMult * fSteerUD * fForwSpeed;
 		else
-			fPitchImpulse = fSeaTailMult * fTail * Abs(fTail) + fSeaPitchMult * fSteerUD * fForwSpeed;
-		ApplyTurnForce(fPitchImpulse * m_fTurnMass * GetUp() * CTimer::GetTimeStep(), vecWidthForward);
+			fPitchAccel = fSeaTailMult * fTail * Abs(fTail) + fSeaPitchMult * fSteerUD * fForwSpeed;
+		ApplyTurnForce(fPitchAccel * m_fTurnMass * GetUp() * CTimer::GetTimeStep(), vecTail);
 
 		float fLift = -DotProduct(GetMoveSpeed(), GetUp()) / Max(0.01f, GetMoveSpeed().Magnitude());
-		float fLiftImpluse;
+		float fLiftAccel;
 		if (flightModel == FLIGHT_MODEL_RCPLANE)
-			fLiftImpluse = (fRCAttackLiftMult * fLift + fRCFormLiftMult) * fForwSpeed * fForwSpeed;
+			fLiftAccel = (fRCAttackLiftMult * fLift + fRCFormLiftMult) * fForwSpeed * fForwSpeed;
 		else
-			fLiftImpluse = (fSeaAttackLiftMult * fLift + fSeaFormLiftMult) * fForwSpeed * fForwSpeed;
-		float fLiftForce = fLiftImpluse * m_fMass * CTimer::GetTimeStep();
-		if (GRAVITY * CTimer::GetTimeStep() * m_fMass < fLiftImpluse) {
+			fLiftAccel = (fSeaAttackLiftMult * fLift + fSeaFormLiftMult) * fForwSpeed * fForwSpeed;
+		float fLiftImpulse = fLiftAccel * m_fMass * CTimer::GetTimeStep();
+		if (GRAVITY * CTimer::GetTimeStep() * m_fMass < fLiftImpulse) {
 			if (flightModel == FLIGHT_MODEL_RCPLANE && GetPosition().z > 50.0f)
-				fLiftForce = CTimer::GetTimeStep() * 0.0072 * m_fMass;
+				fLiftImpulse = CTimer::GetTimeStep() * 0.9f*GRAVITY * m_fMass;
 			else if (flightModel == FLIGHT_MODEL_SEAPLANE && GetPosition().z > 80.0f)
-				fLiftForce = CTimer::GetTimeStep() * 0.0072 * m_fMass;
+				fLiftImpulse = CTimer::GetTimeStep() * 0.9f*GRAVITY * m_fMass;
 		}
-		ApplyMoveForce(fLiftForce * GetUp());
+		ApplyMoveForce(fLiftImpulse * GetUp());
+
 		CVector vecResistance;
 		if (flightModel == FLIGHT_MODEL_RCPLANE)
 			vecResistance = vecRCAeroResistance;
@@ -425,10 +429,9 @@ CVehicle::FlyingControl(eFlightModel flightModel)
 		}
 		if (CPad::GetPad(0)->GetHorn()) {
 			fYaw = 0.0f;
-			fPitch = clamp(10.0f * DotProduct(m_vecMoveSpeed, GetUp()), -200.0f, 1.3f);
+			fPitch = clamp(10.0f * DotProduct(m_vecMoveSpeed, GetForward()), -200.0f, 1.3f);
 			fRoll = clamp(10.0f * DotProduct(m_vecMoveSpeed, GetRight()), -200.0f, 1.3f);
 		}
-		debug("fPitch: %f\n", fPitch);
 		ApplyTurnForce(fPitch * GetUp() * fPitchVar * m_fTurnMass * CTimer::GetTimeStep(), GetForward());
 		ApplyTurnForce(fRoll * GetUp() * fRollVar * m_fTurnMass * CTimer::GetTimeStep(), GetRight());
 		ApplyTurnForce(fYaw * GetForward() * fYawVar * m_fTurnMass * CTimer::GetTimeStep(), GetRight());
@@ -442,11 +445,11 @@ CVehicle::FlyingControl(eFlightModel flightModel)
 		float rY = Pow(vecResistance.y, CTimer::GetTimeStep());
 		float rZ = Pow(vecResistance.z, CTimer::GetTimeStep());
 		CVector vecTurnSpeed = Multiply3x3(m_vecTurnSpeed, GetMatrix());
-		float fResistanceMultiplier = Pow(1.0f / (fSpinSpeedRes * SQR(vecTurnSpeed.z) + 1.0f), CTimer::GetTimeStep());
+		float fResistanceMultiplier = Pow(1.0f / (fSpinSpeedRes * SQR(vecTurnSpeed.z) + 1.0f) * rZ, CTimer::GetTimeStep());
 		float fResistance = vecTurnSpeed.z * fResistanceMultiplier - vecTurnSpeed.z;
 		vecTurnSpeed.x *= rX;
 		vecTurnSpeed.y *= rY;
-		vecTurnSpeed.z *= rZ;
+		vecTurnSpeed.z *= fResistanceMultiplier;
 		m_vecTurnSpeed = Multiply3x3(GetMatrix(), vecTurnSpeed);
 		ApplyTurnForce(-GetRight() * fResistance * m_fTurnMass, GetForward() + Multiply3x3(GetMatrix(), m_vecCentreOfMass));
 		break;
@@ -454,6 +457,9 @@ CVehicle::FlyingControl(eFlightModel flightModel)
 	}
 }
 
+float fBurstSpeedMax = 0.3f;
+float fBurstTyreMod = 0.1f;
+
 void
 CVehicle::ProcessWheel(CVector &wheelFwd, CVector &wheelRight, CVector &wheelContactSpeed, CVector &wheelContactPoint,
 	int32 wheelsOnGround, float thrust, float brake, float adhesion, int8 wheelId, float *wheelSpeed, tWheelState *wheelState, uint16 wheelStatus)
@@ -463,6 +469,10 @@ CVehicle::ProcessWheel(CVector &wheelFwd, CVector &wheelRight, CVector &wheelCon
 	static bool bBraking;
 	static bool bDriving;
 
+#ifdef FIX_SIGNIFICANT_BUGS
+	bAlreadySkidding = false;
+#endif
+
 	// how much force we want to apply in these axes
 	float fwd = 0.0f;
 	float right = 0.0f;
@@ -487,10 +497,15 @@ CVehicle::ProcessWheel(CVector &wheelFwd, CVector &wheelRight, CVector &wheelCon
 	if(contactSpeedRight != 0.0f){
 		// exert opposing force
 		right = -contactSpeedRight/wheelsOnGround;
+#ifdef FIX_BUGS
+		// contactSpeedRight is independent of framerate but right has timestep as a factor
+		// so we probably have to fix this
+		right *= CTimer::GetTimeStepFix();
+#endif
 
 		if(wheelStatus == WHEEL_STATUS_BURST){
-			float fwdspeed = Min(contactSpeedFwd, 0.3f);
-			right += fwdspeed * CGeneral::GetRandomNumberInRange(-0.1f, 0.1f);
+			float fwdspeed = Min(contactSpeedFwd, fBurstSpeedMax);
+			right += fwdspeed * CGeneral::GetRandomNumberInRange(-fBurstTyreMod, fBurstTyreMod);
 		}
 	}
 
@@ -507,13 +522,21 @@ CVehicle::ProcessWheel(CVector &wheelFwd, CVector &wheelRight, CVector &wheelCon
 		}
 	}else if(contactSpeedFwd != 0.0f){
 		fwd = -contactSpeedFwd/wheelsOnGround;
+#ifdef FIX_BUGS
+		// contactSpeedFwd is independent of framerate but fwd has timestep as a factor
+		// so we probably have to fix this
+		fwd *= CTimer::GetTimeStepFix();
+#endif
 
 		if(!bBraking){
 			if(m_fGasPedal < 0.01f){
 				if(GetModelIndex() == MI_RCBANDIT)
-					brake = 0.2f * mod_HandlingManager.field_4 / m_fMass;
+					brake = 0.2f * mod_HandlingManager.fWheelFriction / m_fMass;
 				else
-					brake = mod_HandlingManager.field_4 / m_fMass;
+					brake = mod_HandlingManager.fWheelFriction / m_fMass;
+#ifdef FIX_BUGS
+				brake *= CTimer::GetTimeStepFix();
+#endif
 			}
 		}
 
@@ -531,7 +554,8 @@ CVehicle::ProcessWheel(CVector &wheelFwd, CVector &wheelRight, CVector &wheelCon
 		}
 	}
 
-	if(sq(adhesion) < sq(right) + sq(fwd)){
+	float speedSq = sq(right) + sq(fwd);
+	if(sq(adhesion) < speedSq){
 		if(*wheelState != WHEEL_STATE_FIXED){
 			if(bDriving && contactSpeedFwd < 0.2f)
 				*wheelState = WHEEL_STATE_SPINNING;
@@ -539,7 +563,7 @@ CVehicle::ProcessWheel(CVector &wheelFwd, CVector &wheelRight, CVector &wheelCon
 				*wheelState = WHEEL_STATE_SKIDDING;
 		}
 
-		float l = Sqrt(sq(right) + sq(fwd));
+		float l = Sqrt(speedSq);
 		float tractionLoss = bAlreadySkidding ? 1.0f : pHandling->fTractionLoss;
 		right *= adhesion * tractionLoss / l;
 		fwd *= adhesion * tractionLoss / l;
@@ -658,7 +682,7 @@ CVehicle::InflictDamage(CEntity* damagedBy, eWeaponType weaponType, float damage
 					break;
 				}
 			}
-			if (oldHealth > DAMAGE_HEALTH_TO_CATCH_FIRE && m_fHealth < DAMAGE_HEALTH_TO_CATCH_FIRE) {
+			if (oldHealth >= DAMAGE_HEALTH_TO_CATCH_FIRE && m_fHealth < DAMAGE_HEALTH_TO_CATCH_FIRE) {
 				if (IsCar()) {
 					CAutomobile* pThisCar = (CAutomobile*)this;
 					pThisCar->Damage.SetEngineStatus(ENGINE_STATUS_ON_FIRE);
@@ -759,7 +783,7 @@ CVehicle::ShufflePassengersToMakeSpace(void)
 		return false;
 	if (pPassengers[1] &&
 		!(m_nGettingInFlags & CAR_DOOR_FLAG_LR) &&
-		IsRoomForPedToLeaveCar(COMPONENT_DOOR_REAR_LEFT, nil)) {
+		IsRoomForPedToLeaveCar(CAR_DOOR_LR, nil)) {
 		if (!pPassengers[2] && !(m_nGettingInFlags & CAR_DOOR_FLAG_RR)) {
 			pPassengers[2] = pPassengers[1];
 			pPassengers[1] = nil;
@@ -776,7 +800,7 @@ CVehicle::ShufflePassengersToMakeSpace(void)
 	}
 	if (pPassengers[2] &&
 		!(m_nGettingInFlags & CAR_DOOR_FLAG_RR) &&
-		IsRoomForPedToLeaveCar(COMPONENT_DOOR_REAR_RIGHT, nil)) {
+		IsRoomForPedToLeaveCar(CAR_DOOR_RR, nil)) {
 		if (!pPassengers[1] && !(m_nGettingInFlags & CAR_DOOR_FLAG_LR)) {
 			pPassengers[1] = pPassengers[2];
 			pPassengers[2] = nil;
@@ -793,7 +817,7 @@ CVehicle::ShufflePassengersToMakeSpace(void)
 	}
 	if (pPassengers[0] &&
 		!(m_nGettingInFlags & CAR_DOOR_FLAG_RF) &&
-		IsRoomForPedToLeaveCar(COMPONENT_DOOR_FRONT_RIGHT, nil)) {
+		IsRoomForPedToLeaveCar(CAR_DOOR_RF, nil)) {
 		if (!pPassengers[1] && !(m_nGettingInFlags & CAR_DOOR_FLAG_LR)) {
 			pPassengers[1] = pPassengers[0];
 			pPassengers[0] = nil;
@@ -977,9 +1001,8 @@ CVehicle::CanPedOpenLocks(CPed *ped)
 bool
 CVehicle::CanPedEnterCar(void)
 {
-	CVector up = GetUp();
 	// can't enter when car is on side
-	if(up.z > 0.1f || up.z < -0.1f){
+	if(GetUp().z > 0.1f || GetUp().z < -0.1f){
 		// also when car is moving too fast
 		if(m_vecMoveSpeed.MagnitudeSqr() > sq(0.2f))
 			return false;
@@ -1172,7 +1195,7 @@ CVehicle::ProcessCarAlarm(void)
 {
 	uint32 step;
 
-	if(m_nAlarmState == 0 || m_nAlarmState == -1)
+	if(!IsAlarmOn())
 		return;
 
 	step = CTimer::GetTimeStepInMilliseconds();
diff --git a/src/vehicles/Vehicle.h b/src/vehicles/Vehicle.h
index f7205c7d..48546e68 100644
--- a/src/vehicles/Vehicle.h
+++ b/src/vehicles/Vehicle.h
@@ -28,12 +28,6 @@ enum eCarLock {
 	CARLOCK_SKIP_SHUT_DOORS
 };
 
-
-enum
-{
-	BOAT_POS_FRONTSEAT
-};
-
 enum eDoors
 {
 	DOOR_BONNET = 0,
@@ -86,8 +80,8 @@ enum
 	CAR_PIECE_WING_LR,
 	CAR_PIECE_WING_RR,
 	CAR_PIECE_WHEEL_LF,
-	CAR_PIECE_WHEEL_LR,
 	CAR_PIECE_WHEEL_RF,
+	CAR_PIECE_WHEEL_LR,
 	CAR_PIECE_WHEEL_RR,
 	CAR_PIECE_WINDSCREEN,
 };
@@ -109,9 +103,6 @@ enum eFlightModel
 	FLIGHT_MODEL_SEAPLANE
 };
 
-// Or Weapon.h?
-void FireOneInstantHitRound(CVector *shotSource, CVector *shotTarget, int32 damage);
-
 class CVehicle : public CPhysical
 {
 public:
@@ -197,7 +188,7 @@ public:
 	bool m_bSirenOrAlarm;
 	int8 m_comedyControlState;
 	CStoredCollPoly m_aCollPolys[2];     // poly which is under front/rear part of car
-	float m_fSteerRatio;
+	float m_fSteerInput;
 	eVehicleType m_vehType;
 
 	static void *operator new(size_t);
@@ -274,8 +265,11 @@ public:
 	void InflictDamage(CEntity *damagedBy, eWeaponType weaponType, float damage);
 	void DoFixedMachineGuns(void);
 
-
+#ifdef FIX_BUGS
+	bool IsAlarmOn(void) { return m_nAlarmState != 0 && m_nAlarmState != -1 && GetStatus() != STATUS_WRECKED; }
+#else
 	bool IsAlarmOn(void) { return m_nAlarmState != 0 && m_nAlarmState != -1; }
+#endif
 	CVehicleModelInfo* GetModelInfo() { return (CVehicleModelInfo*)CModelInfo::GetModelInfo(GetModelIndex()); }
 	bool IsTaxi(void) { return GetModelIndex() == MI_TAXI || GetModelIndex() == MI_CABBIE || GetModelIndex() == MI_BORGNINE; }
 	AnimationId GetDriverAnim(void) { return IsCar() && bLowVehicle ? ANIM_CAR_LSIT : (IsBoat() && GetModelIndex() != MI_SPEEDER ? ANIM_DRIVE_BOAT : ANIM_CAR_SIT); }