diff options
Diffstat (limited to 'src/vehicles/Bike.cpp')
| -rw-r--r-- | src/vehicles/Bike.cpp | 1983 |
1 files changed, 1983 insertions, 0 deletions
diff --git a/src/vehicles/Bike.cpp b/src/vehicles/Bike.cpp new file mode 100644 index 00000000..a6fb2b82 --- /dev/null +++ b/src/vehicles/Bike.cpp @@ -0,0 +1,1983 @@ +#include "common.h" +#include "General.h" +#include "Pad.h" +#include "DMAudio.h" +#include "Camera.h" +#include "Darkel.h" +#include "Rubbish.h" +#include "Explosion.h" +#include "Particle.h" +#include "World.h" +#include "SurfaceTable.h" +#include "Record.h" +#include "CarCtrl.h" +#include "CarAI.h" +#include "Stats.h" +#include "Replay.h" +#include "AnimManager.h" +#include "RpAnimBlend.h" +#include "AnimBlendAssociation.h" +#include "Ped.h" +#include "PlayerPed.h" +#include "DamageManager.h" +#include "Vehicle.h" +#include "Automobile.h" +#include "Bike.h" +#include "Debug.h" + +#define FAKESUSPENSION (99999.992f) + +CBike::CBike(int32 id, uint8 CreatedBy) + : CVehicle(CreatedBy) +{ + int i; + CVehicleModelInfo *mi = (CVehicleModelInfo*)CModelInfo::GetModelInfo(id); + switch(id){ + case MI_ANGEL: + case MI_FREEWAY: + m_bikeAnimType = ASSOCGRP_BIKE_HARLEY; + break; + case MI_PIZZABOY: + case MI_FAGGIO: + m_bikeAnimType = ASSOCGRP_BIKE_VESPA; + break; + case MI_PCJ600: + m_bikeAnimType = ASSOCGRP_BIKE_STANDARD; + break; + case MI_SANCHEZ: + m_bikeAnimType = ASSOCGRP_BIKE_DIRT; + break; + default: assert(0 && "invalid bike model ID"); + } + m_vehType = VEHICLE_TYPE_BIKE; + + m_fFireBlowUpTimer = 0.0f; + m_doingBurnout = 0; + m_bike_flag01 = false; + + SetModelIndex(id); + + pHandling = mod_HandlingManager.GetHandlingData((eHandlingId)mi->m_handlingId); + pBikeHandling = mod_HandlingManager.GetBikePointer((eHandlingId)mi->m_handlingId); + pFlyingHandling = mod_HandlingManager.GetFlyingPointer((eHandlingId)mi->m_handlingId); + + m_bike_unused1 = 20.0f; + m_bike_unused2 = 0; + + mi->ChooseVehicleColour(m_currentColour1, m_currentColour2); + + m_fRearForkLength = 0.0f; + m_fFrontForkY = 0.0; + m_fFrontForkZ = 0.0; + m_fFrontForkSlope = Tan(DEGTORAD(mi->m_bikeSteerAngle)); + + m_fMass = pHandling->fMass; + m_fTurnMass = pHandling->fTurnMass; + m_vecCentreOfMass = pHandling->CentreOfMass; + m_vecCentreOfMass.z = 0.1f; + m_fAirResistance = pHandling->Dimension.x*pHandling->Dimension.z/m_fMass; + m_fElasticity = 0.05f; + m_fBuoyancy = pHandling->fBuoyancy; + + m_fSteerAngle = 0.0f; + m_fWheelAngle = 0.0f; + m_fLeanLRAngle = 0.0f; + m_fLeanLRAngle2 = 0.0f; + m_fGasPedal = 0.0f; + m_fBrakePedal = 0.0f; + m_fLeanInput = 0.0f; + m_fPedLeanAmountLR = 0.0f; + m_fPedLeanAmountUD = 0.0f; + m_pSetOnFireEntity = nil; + m_pBombRigger = nil; + m_fGasPedalAudio = 0.0f; + m_bike_flag02 = false; + bWaterTight = false; + m_bike_flag08 = false; + bIsStanding = false; + bExtraSpeed = false; + bIsOnFire = false; + m_bike_flag80 = false; + + m_fTireTemperature = 0.0f; + m_fBrakeDestabilization = 0.0f; + field_490 = 0; + + for(i = 0; i < 2; i++){ + m_aWheelRotation[i] = 0.0f; + m_aWheelSpeed[i] = 0.0f; + m_aWheelState[i] = WHEEL_STATE_NORMAL; + m_aWheelSkidmarkType[i] = SKIDMARK_NORMAL; + m_aWheelSkidmarkBloody[i] = false; + m_aWheelSkidmarkUnk[0] = false; + m_wheelStatus[i] = WHEEL_STATUS_OK; + } + + for(i = 0; i < 4; i++){ + m_aGroundPhysical[i] = nil; + m_aGroundOffset[i] = CVector(0.0f, 0.0f, 0.0f); + m_aSuspensionSpringRatioPrev[i] = m_aSuspensionSpringRatio[i] = 1.0f; + m_aWheelTimer[i] = 0.0f; + } + + m_nWheelsOnGround = 0; + m_nDriveWheelsOnGround = 0; + m_nDriveWheelsOnGroundPrev = 0; + m_fHeightAboveRoad = 0.0f; + m_fTraction = 1.0f; + + CColModel *colModel = mi->GetColModel(); + if(colModel->lines == nil){ + colModel->lines = (CColLine*)RwMalloc(4*sizeof(CColLine)); + colModel->numLines = 4; + } + // BUG? this would make more sense in the if above + colModel->lines[0].p0.z = FAKESUSPENSION; + + SetupSuspensionLines(); + + AutoPilot.m_nCarMission = MISSION_NONE; + AutoPilot.m_nTempAction = TEMPACT_NONE; + AutoPilot.m_nTimeToStartMission = CTimer::GetTimeInMilliseconds(); + AutoPilot.m_bStayInCurrentLevel = false; + + SetStatus(STATUS_SIMPLE); + bUseCollisionRecords = true; + m_nNumPassengers = 0; + bIsVan = false; + bIsBus = false; + bIsBig = false; + bLowVehicle = false; + bPedPhysics = false; + + bLeanMatrixClean = false; + m_leanMatrix = GetMatrix(); +} + +void +CBike::SetModelIndex(uint32 id) +{ + CVehicle::SetModelIndex(id); + SetupModelNodes(); +} + +#define SAND_SLOWDOWN (0.02f) +CVector vecTestResistance(0.9995f, 0.9f, 0.95f); +float fDAxisX = 1.0f; +float fDAxisXExtra = 100.0f; +float fDAxisY = 1000.0f; +float fInAirXRes = 0.88f; +float fFlySpeedMult = -0.6f; + +void +CBike::ProcessControl(void) +{ + int i; + float wheelRot; + float acceleration = 0.0f; + bool bCanStand = false; + bool bStuckInSand = false; + float brake = 0.0f; + CColModel *colModel = GetColModel(); + float wheelScale = ((CVehicleModelInfo*)CModelInfo::GetModelInfo(GetModelIndex()))->m_wheelScale; + bWarnedPeds = false; + bLeanMatrixClean = false; + m_doingBurnout = 0; + bExtraSpeed = false; + bRestingOnPhysical = false; + + if(CReplay::IsPlayingBack()) + return; + + ProcessCarAlarm(); + + ActivateBombWhenEntered(); + + CRubbish::StirUp(this); + + UpdateClumpAlpha(); + + AutoPilot.m_bSlowedDownBecauseOfCars = false; + AutoPilot.m_bSlowedDownBecauseOfPeds = false; + + switch(GetStatus()){ + case STATUS_PLAYER: + bCanStand = true; + m_bike_flag08 = false; + if(FindPlayerPed()->GetPedState() != PED_EXIT_CAR && FindPlayerPed()->GetPedState() != PED_DRAG_FROM_CAR){ + ProcessControlInputs(0); + + if(m_fLeanInput < 0.0f){ + m_vecCentreOfMass.y = pHandling->CentreOfMass.y + pBikeHandling->fLeanBakCOM*m_fLeanInput; + CVector com = m_vecCentreOfMass; +#ifdef FIX_BUGS + // center of mass has to have world space orientation. unfortunately we can't do wheelies + // at high speed then, flipping y here is like riding south without this fix where wheelies work + com.y = -com.y; + com = Multiply3x3(GetMatrix(), com); +#endif + if(m_fBrakePedal == 0.0f && !bIsHandbrakeOn || m_nWheelsOnGround == 0){ + if(GetModelIndex() == MI_SANCHEZ){ + float force = m_fLeanInput*m_fTurnMass*pBikeHandling->fLeanBackForce*Min(m_vecMoveSpeed.Magnitude(), 0.1f); + force *= 0.7f*m_fGasPedal + 0.3f; + ApplyTurnForce(-force*CTimer::GetTimeStep()*GetUp(), com+GetForward()); + }else{ + float force = m_fLeanInput*m_fTurnMass*pBikeHandling->fLeanBackForce*Min(m_vecMoveSpeed.Magnitude(), 0.1f); + force *= 0.5f*m_fGasPedal + 0.5f; + ApplyTurnForce(-force*CTimer::GetTimeStep()*GetUp(), com+GetForward()); + } + } + }else{ + m_vecCentreOfMass.y = pHandling->CentreOfMass.y + pBikeHandling->fLeanFwdCOM*m_fLeanInput; + CVector com = m_vecCentreOfMass; +#ifdef FIX_BUGS + // see above + com.y = -com.y; + com = Multiply3x3(GetMatrix(), com); +#endif + if(m_fBrakePedal < 0.0f || m_nWheelsOnGround == 0){ + float force = m_fLeanInput*m_fTurnMass*pBikeHandling->fLeanFwdForce*Min(m_vecMoveSpeed.Magnitude(), 0.1f); + ApplyTurnForce(-force*CTimer::GetTimeStep()*GetUp(), com+GetForward()); + } + } + + PruneReferences(); + + if(GetStatus() == STATUS_PLAYER && !CRecordDataForChase::IsRecording()) + DoDriveByShootings(); + + if(m_aSuspensionSpringRatio[0] < 1.0f && CSurfaceTable::GetAdhesionGroup(m_aWheelColPoints[0].surfaceB) == ADHESIVE_SAND || + m_aSuspensionSpringRatio[1] < 1.0f && CSurfaceTable::GetAdhesionGroup(m_aWheelColPoints[1].surfaceB) == ADHESIVE_SAND || + m_aSuspensionSpringRatio[2] < 1.0f && CSurfaceTable::GetAdhesionGroup(m_aWheelColPoints[2].surfaceB) == ADHESIVE_SAND || + m_aSuspensionSpringRatio[3] < 1.0f && CSurfaceTable::GetAdhesionGroup(m_aWheelColPoints[3].surfaceB) == ADHESIVE_SAND){ + CVector parallelSpeed = m_vecMoveSpeed - DotProduct(m_vecMoveSpeed, GetUp())*GetUp(); + if(m_fGasPedal > 0.3f){ + if(parallelSpeed.MagnitudeSqr() < SQR(0.3f)) + bStuckInSand = true; + parallelSpeed -= DotProduct(parallelSpeed, GetForward())*GetForward(); + } + ApplyMoveForce(parallelSpeed * -CTimer::GetTimeStep()*SAND_SLOWDOWN*m_fMass); + } + } + if(CPad::GetPad(0)->WeaponJustDown()) + ActivateBomb(); + break; + + case STATUS_PLAYER_PLAYBACKFROMBUFFER: + bCanStand = true; + break; + + case STATUS_SIMPLE: + CCarAI::UpdateCarAI(this); + CPhysical::ProcessControl(); + CCarCtrl::UpdateCarOnRails(this); + + m_nWheelsOnGround = 2; + m_nDriveWheelsOnGroundPrev = m_nDriveWheelsOnGround; + m_nDriveWheelsOnGround = 2; + + pHandling->Transmission.CalculateGearForSimpleCar(AutoPilot.m_fMaxTrafficSpeed/50.0f, m_nCurrentGear); + + wheelRot = ProcessWheelRotation(WHEEL_STATE_NORMAL, GetForward(), m_vecMoveSpeed, 0.5f*wheelScale); + for(i = 0; i < 2; i++) + m_aWheelRotation[i] += wheelRot; + + PlayHornIfNecessary(); + ReduceHornCounter(); + bVehicleColProcessed = false; + bAudioChangingGear = false; + m_bike_flag80 = false; + // that's all we do for simple vehicles + return; + + case STATUS_PHYSICS: + CCarAI::UpdateCarAI(this); + CCarCtrl::SteerAICarWithPhysics(this); + PlayHornIfNecessary(); + + bCanStand = true; + m_bike_flag80 = false; + + if(bIsBeingCarJacked){ + m_fGasPedal = 0.0f; + m_fBrakePedal = 1.0f; + bIsHandbrakeOn = true; + }else + m_bike_flag08 = false; + break; + + case STATUS_ABANDONED: + m_fBrakePedal = 0.0f; + if(m_vecMoveSpeed.MagnitudeSqr() < SQR(0.1f) || bIsStanding) + bIsHandbrakeOn = true; + else + bIsHandbrakeOn = false; + + m_fGasPedal = 0.0f; +#ifdef FIX_BUGS + if(!IsAlarmOn()) +#endif + m_nCarHornTimer = 0; + + bCanStand = (pDriver || pPassengers[0] || bIsBeingCarJacked) && !bIsStanding; + m_fPedLeanAmountLR = 0.0f; + m_fPedLeanAmountUD = 0.0f; + m_bike_flag80 = false; + + if(bIsBeingCarJacked){ + m_fGasPedal = 0.0f; + m_fBrakePedal = 1.0f; + bIsHandbrakeOn = true; + } + break; + + case STATUS_WRECKED: + m_fBrakePedal = 0.05f; + bIsHandbrakeOn = true; + + m_fSteerAngle = 0.0f; + m_fGasPedal = 0.0f; +#ifdef FIX_BUGS + if(!IsAlarmOn()) +#endif + m_nCarHornTimer = 0; + + bCanStand = false; + m_bike_flag80 = false; + m_fPedLeanAmountLR = 0.0f; + m_fPedLeanAmountUD = 0.0f; + break; + + case STATUS_PLAYER_DISABLED: + if(m_vecMoveSpeed.MagnitudeSqr() < SQR(0.1f)){ + m_fBrakePedal = 1.0f; + bIsHandbrakeOn = true; + }else{ + m_fBrakePedal = 0.0f; + bIsHandbrakeOn = false; + } + + m_fSteerAngle = 0.0f; + m_fGasPedal = 0.0f; +#ifdef FIX_BUGS + if(!IsAlarmOn()) +#endif + m_nCarHornTimer = 0; + + bCanStand = true; + m_bike_flag80 = false; + break; + } + + if(bIsStanding) + if(Abs(GetRight().z) > 0.35f || Abs(GetForward().z) > 0.5f) + bIsStanding = false; + + if(bCanStand || m_bike_flag08 || bIsStanding){ + float fDx = fDAxisX; + CVector res = vecTestResistance; + CVector localTurnSpeed = Multiply3x3(m_vecTurnSpeed, GetMatrix()); + + if(GetStatus() == STATUS_PLAYER){ + if(m_aWheelTimer[BIKESUSP_F1] == 0.0f && m_aWheelTimer[BIKESUSP_F2] == 0.0f){ + fDx = fDAxisXExtra; + if(!(m_aWheelTimer[BIKESUSP_R1] == 0.0f && m_aWheelTimer[BIKESUSP_R2] == 0.0f) && + GetForward().z > 0.0f) + res.x -= Max(0.25f*Abs(pBikeHandling->fWheelieAng-GetForward().z), 0.07f); + else + res.x = fInAirXRes; + }else if(m_aWheelTimer[BIKESUSP_R1] == 0.0f && m_aWheelTimer[BIKESUSP_R2] == 0.0f){ + fDx = fDAxisXExtra; + if(GetForward().z < 0.0f) + res.x *= Max(0.3f*Abs(pBikeHandling->fStoppieAng-GetForward().z), 0.1f) + 0.9f; + } + } + + res.x *= 1.0f/(fDx*SQR(localTurnSpeed.x) + 1.0f); + res.y *= 1.0f/(fDAxisY*SQR(localTurnSpeed.y) + 1.0f); + res.x = Pow(res.x, CTimer::GetTimeStep()); + res.y = Pow(res.y, CTimer::GetTimeStep()); + float turnX = localTurnSpeed.x*(res.x - 1.0f); + float turnY = localTurnSpeed.y*(res.y - 1.0f); + + res = -GetUp() * turnY * m_fTurnMass; + ApplyTurnForce(res, GetRight() + Multiply3x3(GetMatrix(), m_vecCentreOfMass)); + + res = GetUp() * turnX * m_fTurnMass; + ApplyTurnForce(res, GetForward() + Multiply3x3(GetMatrix(), m_vecCentreOfMass)); + + if(GetStatus() != STATUS_PLAYER) + m_vecCentreOfMass = pHandling->CentreOfMass; + }else{ + m_vecCentreOfMass = pHandling->CentreOfMass; + m_vecCentreOfMass.z = pBikeHandling->fNoPlayerCOMz; + } + + // Skip physics if object is found to have been static recently + bool skipPhysics = false; + if(!bIsStuck && (GetStatus() == STATUS_ABANDONED || GetStatus() == STATUS_WRECKED) && !m_bike_flag08){ + bool makeStatic = false; + float moveSpeedLimit, turnSpeedLimit, distanceLimit; + + if(!bVehicleColProcessed && + m_vecMoveSpeed.IsZero() && + // BUG? m_aSuspensionSpringRatioPrev[3] is checked twice in the game. also, why 3? + m_aSuspensionSpringRatioPrev[3] != 1.0f) + makeStatic = true; + + if(GetStatus() == STATUS_WRECKED){ + moveSpeedLimit = 0.006f; + turnSpeedLimit = 0.0015f; + distanceLimit = 0.015f; + }else{ + moveSpeedLimit = 0.003f; + turnSpeedLimit = 0.0009f; + distanceLimit = 0.005f; + } + + m_vecMoveSpeedAvg = (m_vecMoveSpeedAvg + m_vecMoveSpeed)/2.0f; + m_vecTurnSpeedAvg = (m_vecTurnSpeedAvg + m_vecTurnSpeed)/2.0f; + + if(m_vecMoveSpeedAvg.MagnitudeSqr() <= sq(moveSpeedLimit*CTimer::GetTimeStep()) && + m_vecTurnSpeedAvg.MagnitudeSqr() <= sq(turnSpeedLimit*CTimer::GetTimeStep()) && + m_fDistanceTravelled < distanceLimit && + makeStatic){ + m_nStaticFrames++; + + if(m_nStaticFrames > 10 || makeStatic) + if(!CCarCtrl::MapCouldMoveInThisArea(GetPosition().x, GetPosition().y)){ + if(!makeStatic || m_nStaticFrames > 10) + m_nStaticFrames = 10; + + skipPhysics = true; + + m_vecMoveSpeed = CVector(0.0f, 0.0f, 0.0f); + m_vecTurnSpeed = CVector(0.0f, 0.0f, 0.0f); + } + }else + m_nStaticFrames = 0; + } + + // Postpone + for(i = 0; i < 4; i++) + if(m_aGroundPhysical[i]){ + bRestingOnPhysical = true; + if(!CWorld::bForceProcessControl && m_aGroundPhysical[i]->bIsInSafePosition){ + bWasPostponed = true; + return; + } + } + + if(bRestingOnPhysical){ + skipPhysics = false; + m_nStaticFrames = 0; + } + + VehicleDamage(); + + if(skipPhysics){ + bHasContacted = false; + bIsInSafePosition = false; + bWasPostponed = false; + bHasHitWall = false; + m_nCollisionRecords = 0; + bHasCollided = false; + bVehicleColProcessed = false; + bAudioChangingGear = false; + m_nDamagePieceType = 0; + m_fDamageImpulse = 0.0f; + m_pDamageEntity = nil; + m_vecTurnFriction = CVector(0.0f, 0.0f, 0.0f); + m_vecMoveFriction = CVector(0.0f, 0.0f, 0.0f); +// missing. BUG? +// m_fTireTemperature = 1.0f; + + if(bIsStanding && m_fWheelAngle < DEGTORAD(20.0f)) + m_fWheelAngle += DEGTORAD(1.0f)*CTimer::GetTimeStep(); + if(bIsStanding){ + float f = Pow(0.97f, CTimer::GetTimeStep()); + m_fLeanLRAngle2 = m_fLeanLRAngle2*f - (Asin(clamp(GetRight().z,-1.0f,1.0f))+DEGTORAD(15.0f))*(1.0f-f); + m_fLeanLRAngle = m_fLeanLRAngle2; + } + }else{ + + // This has to be done if ProcessEntityCollision wasn't called + if(!bVehicleColProcessed){ + CMatrix mat(GetMatrix()); + bIsStuck = false; + bHasContacted = false; + bIsInSafePosition = false; + bWasPostponed = false; + bHasHitWall = false; + m_fDistanceTravelled = 0.0f; + m_bIsVehicleBeingShifted = false; + bSkipLineCol = false; + ApplyMoveSpeed(); + ApplyTurnSpeed(); + for(i = 0; CheckCollision() && i < 5; i++){ + GetMatrix() = mat; + ApplyMoveSpeed(); + ApplyTurnSpeed(); + } + bIsInSafePosition = true; + bIsStuck = false; + } + + if(!(bCanStand || m_bike_flag08 || bIsStanding)){ + if(GetRight().z < 0.0f){ + if(m_fSteerAngle > -DEGTORAD(25.0f)) + m_fSteerAngle -= DEGTORAD(0.5f)*CTimer::GetTimeStep(); + }else{ + if(m_fSteerAngle < DEGTORAD(25.0f)) + m_fSteerAngle += DEGTORAD(0.5f)*CTimer::GetTimeStep(); + } + } + + // Lean forward speed up + float savedAirResistance = m_fAirResistance; + if(GetStatus() == STATUS_PLAYER && pDriver){ + CAnimBlendAssociation *assoc = RpAnimBlendClumpGetAssociation(pDriver->GetClump(), ANIM_BIKE_FWD); + if(assoc && assoc->blendAmount > 0.5f && + assoc->currentTime > 0.06f && assoc->currentTime < 0.14f){ + m_fAirResistance *= 0.6f; + if(m_fGasPedal > 0.5f && DotProduct(m_vecMoveSpeed, GetForward()) > 0.25f){ + ApplyMoveForce(0.2f*m_fMass*GRAVITY*CTimer::GetTimeStep()*GetForward()); + bExtraSpeed = true; + } + } + } + + CPhysical::ProcessControl(); + m_fAirResistance = savedAirResistance; + + ProcessBuoyancy(); + // Rescale spring ratios, i.e. subtract wheel radius + for(i = 0; i < 4; i++){ + // wheel radius in relation to suspension line + float wheelRadius = 1.0f - m_aSuspensionSpringLength[i]/m_aSuspensionLineLength[i]; + // rescale such that 0.0 is fully compressed and 1.0 is fully extended + m_aSuspensionSpringRatio[i] = (m_aSuspensionSpringRatio[i]-wheelRadius)/(1.0f-wheelRadius); + } + + int rnd = 0; + 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 + + for(i = 0; i < 4; i++){ + // Set spring under certain circumstances + if(m_wheelStatus[i/2] == WHEEL_STATUS_MISSING) + m_aSuspensionSpringRatio[i] = 1.0f; + else if(m_wheelStatus[i/2] == WHEEL_STATUS_BURST){ + // wheel more bumpy the faster we are + if(i == BIKESUSP_F1 || BIKESUSP_R1) + rnd = CGeneral::GetRandomNumberInRange(0, (uint16)(40*fwdSpeed) + 98) < 100; + if(rnd){ + m_aSuspensionSpringRatio[i] += 0.3f*(m_aSuspensionLineLength[i]-m_aSuspensionSpringLength[i])/m_aSuspensionSpringLength[i]; + if(m_aSuspensionSpringRatio[i] > 1.0f) + m_aSuspensionSpringRatio[i] = 1.0f; + } + } + + // get points and directions if spring is compressed + if(m_aSuspensionSpringRatio[i] < 1.0f){ + contactPoints[i] = m_aWheelColPoints[i].point - GetPosition(); + springDirections[i] = Multiply3x3(GetMatrix(), colModel->lines[i].p1 - colModel->lines[i].p0); + springDirections[i].Normalise(); + } + } + + m_aWheelSkidmarkType[0] = m_aWheelSkidmarkType[1] = SKIDMARK_NORMAL; + m_aWheelSkidmarkUnk[0] = m_aWheelSkidmarkUnk[1] = false; + + // Make springs push up vehicle + for(i = 0; i < 4; i++){ + if(m_aSuspensionSpringRatio[i] < 1.0f){ + float bias = pHandling->fSuspensionBias; + if(i == BIKESUSP_R1 || i == BIKESUSP_R2) + bias = 1.0f - bias; + + if(m_aWheelColPoints[i].normal.z > 0.35f) + ApplySpringCollisionAlt(pHandling->fSuspensionForceLevel, + springDirections[i], contactPoints[i], + m_aSuspensionSpringRatio[i], bias, m_aWheelColPoints[i].normal); + else + ApplySpringCollision(pHandling->fSuspensionForceLevel, + springDirections[i], contactPoints[i], + m_aSuspensionSpringRatio[i], bias); + + if(m_aWheelColPoints[i].surfaceB == SURFACE_GRASS || + m_aWheelColPoints[i].surfaceB == SURFACE_MUD_DRY){ + if(i < 2) + m_aWheelSkidmarkType[0] = SKIDMARK_MUDDY; + else + m_aWheelSkidmarkType[1] = SKIDMARK_MUDDY; + }else if(m_aWheelColPoints[i].surfaceB == SURFACE_SAND || + m_aWheelColPoints[i].surfaceB == SURFACE_SAND_BEACH){ + if(i < 2){ + m_aWheelSkidmarkType[0] = SKIDMARK_SANDY; + m_aWheelSkidmarkUnk[0] = true; + }else{ + m_aWheelSkidmarkType[1] = SKIDMARK_SANDY; + m_aWheelSkidmarkUnk[1] = true; + } + } + }else{ + contactPoints[i] = Multiply3x3(GetMatrix(), colModel->lines[i].p1); + } + } + + // Get speed at contact points + for(i = 0; i < 4; i++){ + contactSpeeds[i] = GetSpeed(contactPoints[i]); + if(m_aGroundPhysical[i]){ + // subtract movement of physical we're standing on + contactSpeeds[i] -= m_aGroundPhysical[i]->GetSpeed(m_aGroundOffset[i]); +#ifndef FIX_BUGS + // this shouldn't be reset because we still need it below + m_aGroundPhysical[i] = nil; +#endif + } + } + + CVector normal; + if(m_aSuspensionSpringRatio[0] < 1.0f || m_aSuspensionSpringRatio[1] < 1.0f){ + normal = m_aSuspensionSpringRatio[0] < 1.0f ? m_aWheelColPoints[0].normal : m_aWheelColPoints[1].normal; + if(normal.z > 0.35f) + springDirections[0] = -normal; + normal = m_aSuspensionSpringRatio[1] < 1.0f ? m_aWheelColPoints[1].normal : m_aWheelColPoints[0].normal; + if(normal.z > 0.35f) + springDirections[1] = -normal; + } + if(m_aSuspensionSpringRatio[2] < 1.0f || m_aSuspensionSpringRatio[3] < 1.0f){ + normal = m_aSuspensionSpringRatio[2] < 1.0f ? m_aWheelColPoints[2].normal : m_aWheelColPoints[3].normal; + if(normal.z > 0.35f) + springDirections[2] = -normal; + normal = m_aSuspensionSpringRatio[3] < 1.0f ? m_aWheelColPoints[3].normal : m_aWheelColPoints[2].normal; + if(normal.z > 0.35f) + springDirections[3] = -normal; + } + + // game has dead code here if m_vecMoveSpeed.Magnitude() < 0.01f + + // dampen springs + for(i = 0; i < 4; i++) + if(m_aSuspensionSpringRatio[i] < 1.0f) + ApplySpringDampening(pHandling->fSuspensionDampingLevel, + springDirections[i], contactPoints[i], contactSpeeds[i]); + + // Get speed at contact points again + for(i = 0; i < 4; i++){ + contactSpeeds[i] = GetSpeed(contactPoints[i]); + if(m_aGroundPhysical[i]){ + // subtract movement of physical we're standing on + contactSpeeds[i] -= m_aGroundPhysical[i]->GetSpeed(m_aGroundOffset[i]); + m_aGroundPhysical[i] = nil; + } + } + + bool gripCheat = true; + fwdSpeed = DotProduct(m_vecMoveSpeed, GetForward()); + if(!CVehicle::bCheat3) + gripCheat = false; + float acceleration = pHandling->Transmission.CalculateDriveAcceleration(m_fGasPedal, m_nCurrentGear, m_fChangeGearTime, fwdSpeed, gripCheat); + acceleration /= m_fForceMultiplier; + + brake = m_fBrakePedal * pHandling->fBrakeDeceleration * CTimer::GetTimeStep(); + bool neutralHandling = GetStatus() != STATUS_PLAYER && GetStatus() != STATUS_PLAYER_REMOTE && (pHandling->Flags & HANDLING_NEUTRALHANDLING); + 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-tractionBiasFront; + + // Count how many wheels are touching the ground + + m_nWheelsOnGround = 0; + m_nDriveWheelsOnGroundPrev = m_nDriveWheelsOnGround; + m_nDriveWheelsOnGround = 0; + + for(i = 0; i < 4; i++){ + if(m_aSuspensionSpringRatio[i] < 1.0f) + m_aWheelTimer[i] = 4.0f; + else + m_aWheelTimer[i] = Max(m_aWheelTimer[i]-CTimer::GetTimeStep(), 0.0f); + + if(m_aWheelTimer[i] > 0.0f){ + m_nWheelsOnGround++; + if(i == BIKESUSP_R1 || i == BIKESUSP_R2) + m_nDriveWheelsOnGround = 1; + if(m_nWheelsOnGround == 1) + m_vecAvgSurfaceNormal = m_aWheelColPoints[i].normal; + else + m_vecAvgSurfaceNormal += m_aWheelColPoints[i].normal; + } + } + + if(m_nWheelsOnGround == 0) + m_vecAvgSurfaceNormal = CVector(0.0f, 0.0f, 1.0f); + else{ + m_vecAvgSurfaceNormal /= m_nWheelsOnGround; + if(DotProduct(m_vecAvgSurfaceNormal, GetUp()) < -0.5f) + m_vecAvgSurfaceNormal *= -1.0f; + } + + // Find contact points for wheel processing + int frontLine = m_aSuspensionSpringRatio[BIKESUSP_F1] < m_aSuspensionSpringRatio[BIKESUSP_F2] ? + BIKESUSP_F1 : BIKESUSP_F2; + CVector frontContact(0.0f, + colModel->lines[BIKESUSP_F1].p0.y, + colModel->lines[BIKESUSP_F1].p0.z - m_aSuspensionSpringRatio[frontLine]*m_aSuspensionSpringLength[BIKESUSP_F1] - 0.5f*wheelScale); + frontContact = Multiply3x3(GetMatrix(), frontContact); + + int rearLine = m_aSuspensionSpringRatio[BIKESUSP_R1] < m_aSuspensionSpringRatio[BIKESUSP_R2] ? + BIKESUSP_R1 : BIKESUSP_R2; + CVector rearContact(0.0f, + colModel->lines[BIKESUSP_R1].p0.y, + colModel->lines[BIKESUSP_R1].p0.z - m_aSuspensionSpringRatio[rearLine]*m_aSuspensionSpringLength[BIKESUSP_R1] - 0.5f*wheelScale); + rearContact = Multiply3x3(GetMatrix(), rearContact); + + float traction = 0.004f * m_fTraction; + traction *= pHandling->fTractionMultiplier / 4.0f; + + // Turn wheel + if(GetStatus() == STATUS_PLAYER || !bIsStanding || m_bike_flag08){ + if(Abs(m_vecMoveSpeed.x) < 0.01f && Abs(m_vecMoveSpeed.y) < 0.01f && m_fSteerAngle == 0.0f){ + m_fWheelAngle *= Pow(0.96f, CTimer::GetTimeStep()); + }else{ + float f; + if(fwdSpeed > 0.01f && m_aWheelTimer[BIKESUSP_F1] > 0.0f && m_aWheelTimer[BIKESUSP_F2] > 0.0f && GetStatus() == STATUS_PLAYER){ + CColPoint point; + point.surfaceA = SURFACE_WHEELBASE; + point.surfaceB = SURFACE_TARMAC; + float steer = CSurfaceTable::GetAdhesiveLimit(point)*4.0f*pBikeHandling->fSpeedSteer*traction; + if(CSurfaceTable::GetAdhesionGroup(m_aWheelColPoints[rearLine].surfaceB) == ADHESIVE_LOOSE || + CSurfaceTable::GetAdhesionGroup(m_aWheelColPoints[rearLine].surfaceB) == ADHESIVE_SAND) + steer *= pBikeHandling->fSlipSteer; + f = Asin(Min(steer/SQR(fwdSpeed), 1.0))/DEGTORAD(pHandling->fSteeringLock); + if(m_fSteerAngle < 0.0f && m_fLeanLRAngle < 0.0f && + m_fSteerAngle > 0.0f && m_fLeanLRAngle > 0.0f) + f *= 2.0f; + f = Min(f, 1.0f); + }else{ + f = 1.0f; + } + if(GetStatus() != STATUS_PLAYER) + f = 1.0f; + m_fWheelAngle = m_fSteerAngle*f; + } + }else if(m_fWheelAngle < DEGTORAD(20.0f)) + m_fWheelAngle += DEGTORAD(1.5f)*CTimer::GetTimeStep(); + + static float fThrust; + static tWheelState WheelState[2]; + CVector initialMoveSpeed = m_vecMoveSpeed; + bool rearWheelsFirst = !!(pHandling->Flags & HANDLING_REARWHEEL_1ST); + + // Process front wheel - first try + + if(!rearWheelsFirst){ + if(m_aWheelTimer[BIKESUSP_F1] > 0.0f || m_aWheelTimer[BIKESUSP_F2] > 0.0f){ + // Wheel on ground + eBikeWheelSpecial spec; + if(m_aWheelTimer[BIKESUSP_R1] > 0.0f || m_aWheelTimer[BIKESUSP_R2] > 0.0f) + spec = BIKE_WHEELSPEC_0; + else + spec = BIKE_WHEELSPEC_2; + CVector wheelFwd = Multiply3x3(GetMatrix(), CVector(-Sin(m_fWheelAngle), Cos(m_fWheelAngle), 0.0f)); + wheelFwd -= DotProduct(wheelFwd, m_aWheelColPoints[frontLine].normal)*m_aWheelColPoints[frontLine].normal; + wheelFwd.Normalise(); + CVector wheelRight = CrossProduct(wheelFwd, m_aWheelColPoints[frontLine].normal); + wheelRight.Normalise(); + + fThrust = 0.0f; + m_aWheelColPoints[frontLine].surfaceA = SURFACE_WHEELBASE; + float adhesion = CSurfaceTable::GetAdhesiveLimit(m_aWheelColPoints[frontLine])*traction; + float adhesionDestab = 1.0f; + if(m_fBrakeDestabilization > 0.0f) + switch(CSurfaceTable::GetAdhesionGroup(m_aWheelColPoints[frontLine].surfaceB)){ + case ADHESIVE_HARD: + case ADHESIVE_LOOSE: + adhesionDestab = 0.9f; + break; + case ADHESIVE_ROAD: + adhesionDestab = 0.7f; + break; + } + if(GetStatus() == STATUS_PLAYER) + adhesion *= CSurfaceTable::GetWetMultiplier(m_aWheelColPoints[frontLine].surfaceB); + if(m_wheelStatus[BIKEWHEEL_FRONT] == WHEEL_STATUS_BURST) + adhesion *= 0.4f; + WheelState[BIKEWHEEL_FRONT] = m_aWheelState[BIKEWHEEL_FRONT]; + CVector contactSpeed = GetSpeed(frontContact); + ProcessBikeWheel(wheelFwd, wheelRight, + contactSpeed, frontContact, + 2, fThrust, + brake*brakeBiasFront, + adhesion*tractionBiasFront, adhesionDestab, + BIKEWHEEL_FRONT, + &m_aWheelSpeed[BIKEWHEEL_FRONT], + &WheelState[BIKEWHEEL_FRONT], + spec, + m_wheelStatus[BIKEWHEEL_FRONT]); + if(bStuckInSand && (WheelState[BIKEWHEEL_FRONT] == WHEEL_STATE_SPINNING || WheelState[BIKEWHEEL_FRONT] == WHEEL_STATE_SKIDDING)) + WheelState[BIKEWHEEL_FRONT] = WHEEL_STATE_NORMAL; + }else{ + // Wheel in the air + m_aWheelSpeed[BIKEWHEEL_FRONT] *= 0.95f; + m_aWheelRotation[BIKEWHEEL_FRONT] += m_aWheelSpeed[BIKEWHEEL_FRONT]; + } + } + + // Process rear wheel + + if(m_aWheelTimer[BIKESUSP_R1] > 0.0f || m_aWheelTimer[BIKESUSP_R2] > 0.0f){ + // Wheel on ground + float rearBrake = brake; + float rearTraction = traction; + + CVector wheelFwd = GetForward(); + CVector wheelRight = GetRight(); + wheelFwd -= DotProduct(wheelFwd, m_aWheelColPoints[rearLine].normal)*m_aWheelColPoints[rearLine].normal; + wheelFwd.Normalise(); + wheelRight = CrossProduct(wheelFwd, m_aWheelColPoints[rearLine].normal); + wheelRight.Normalise(); + + if(bIsHandbrakeOn){ +#ifdef FIX_BUGS + // Not sure if this is needed, but brake usually has timestep as a factor + rearBrake = 20000.0f * CTimer::GetTimeStepFix(); +#else + rearBrake = 20000.0f; +#endif + m_fTireTemperature = 1.0f; + }else if(m_doingBurnout){ + rearBrake = 0.0f; + rearTraction = 0.0f; + ApplyTurnForce(contactPoints[BIKESUSP_R1], -0.0007f*m_fTurnMass*m_fSteerAngle*GetRight()*CTimer::GetTimeStep()); + }else if(m_fTireTemperature < 1.0f && m_fGasPedal > 0.75f){ + rearTraction *= m_fTireTemperature; + ApplyTurnForce(contactPoints[BIKESUSP_R1], (1.0f-m_fTireTemperature)*-0.0007f*m_fTurnMass*m_fSteerAngle*GetRight()*CTimer::GetTimeStep()); + } + + if(fThrust > 0.0f && brake > 0.0f) + brake = 0.0f; // only affects next front wheel. is this intended? + fThrust = acceleration; + m_aWheelColPoints[rearLine].surfaceA = SURFACE_WHEELBASE; + float adhesion = CSurfaceTable::GetAdhesiveLimit(m_aWheelColPoints[rearLine])*rearTraction; + float adhesionDestab = 1.0f; + if(m_fBrakeDestabilization > 0.0f) + switch(CSurfaceTable::GetAdhesionGroup(m_aWheelColPoints[rearLine].surfaceB)){ + case ADHESIVE_HARD: + case ADHESIVE_LOOSE: + adhesionDestab = 0.9f; + break; + case ADHESIVE_ROAD: + adhesionDestab = 0.7f; + break; + } + if(GetStatus() == STATUS_PLAYER) + adhesion *= CSurfaceTable::GetWetMultiplier(m_aWheelColPoints[rearLine].surfaceB); + if(m_wheelStatus[BIKEWHEEL_REAR] == WHEEL_STATUS_BURST) + adhesion *= 0.4f; + WheelState[BIKEWHEEL_REAR] = m_aWheelState[BIKEWHEEL_REAR]; + CVector contactSpeed = GetSpeed(rearContact); + ProcessBikeWheel(wheelFwd, wheelRight, + contactSpeed, rearContact, + 2, fThrust, + rearBrake*brakeBiasRear, + adhesion*tractionBiasRear, adhesionDestab, + BIKEWHEEL_REAR, + &m_aWheelSpeed[BIKEWHEEL_REAR], + &WheelState[BIKEWHEEL_REAR], + BIKE_WHEELSPEC_1, + m_wheelStatus[BIKEWHEEL_REAR]); + if(bStuckInSand && (WheelState[BIKEWHEEL_REAR] == WHEEL_STATE_SPINNING || WheelState[BIKEWHEEL_REAR] == WHEEL_STATE_SKIDDING)) + WheelState[BIKEWHEEL_REAR] = WHEEL_STATE_NORMAL; + }else{ + // Wheel in the air + if(bIsHandbrakeOn) + m_aWheelSpeed[BIKEWHEEL_REAR] = 0.0f; + else{ + if(acceleration > 0.0f){ + if(m_aWheelSpeed[BIKEWHEEL_REAR] < 2.0f) + m_aWheelSpeed[BIKEWHEEL_REAR] -= 0.2f; + }else{ + if(m_aWheelSpeed[BIKEWHEEL_REAR] > -2.0f) + m_aWheelSpeed[BIKEWHEEL_REAR] += 0.1f; + } + } + m_aWheelRotation[BIKEWHEEL_REAR] += m_aWheelSpeed[BIKEWHEEL_REAR]; + } + + if(m_doingBurnout && m_aWheelState[BIKEWHEEL_REAR] == WHEEL_STATE_SPINNING){ + m_fTireTemperature += 0.001f*CTimer::GetTimeStep(); + if(m_fTireTemperature > 3.0f) + m_fTireTemperature = 3.0f; + }else if(m_fTireTemperature > 1.0f){ + m_fTireTemperature = (m_fTireTemperature - 1.0f)*Pow(0.995f, CTimer::GetTimeStep()) + 1.0f; + } + + // Process front wheel - second try + + if(rearWheelsFirst){ + if(m_aWheelTimer[BIKESUSP_F1] > 0.0f || m_aWheelTimer[BIKESUSP_F2] > 0.0f){ + // Wheel on ground + eBikeWheelSpecial spec; + if(m_aWheelTimer[BIKESUSP_R1] > 0.0f || m_aWheelTimer[BIKESUSP_R2] > 0.0f) + spec = BIKE_WHEELSPEC_0; + else + spec = BIKE_WHEELSPEC_2; + CVector wheelFwd = GetMatrix() * CVector(-Sin(m_fWheelAngle), Cos(m_fWheelAngle), 0.0f); + wheelFwd -= DotProduct(wheelFwd, m_aWheelColPoints[frontLine].normal)*m_aWheelColPoints[frontLine].normal; + wheelFwd.Normalise(); + CVector wheelRight = CrossProduct(wheelFwd, m_aWheelColPoints[frontLine].normal); + wheelRight.Normalise(); + + fThrust = 0.0f; + m_aWheelColPoints[frontLine].surfaceA = SURFACE_WHEELBASE; + float adhesion = CSurfaceTable::GetAdhesiveLimit(m_aWheelColPoints[frontLine])*traction; + float adhesionDestab = 1.0f; + if(m_fBrakeDestabilization > 0.0f) + switch(CSurfaceTable::GetAdhesionGroup(m_aWheelColPoints[frontLine].surfaceB)){ + case ADHESIVE_HARD: + case ADHESIVE_LOOSE: + adhesionDestab = 0.9f; + break; + case ADHESIVE_ROAD: + adhesionDestab = 0.7f; + break; + } + if(GetStatus() == STATUS_PLAYER) + adhesion *= CSurfaceTable::GetWetMultiplier(m_aWheelColPoints[frontLine].surfaceB); + if(m_wheelStatus[BIKEWHEEL_FRONT] == WHEEL_STATUS_BURST) + adhesion *= 0.4f; + WheelState[BIKEWHEEL_FRONT] = m_aWheelState[BIKEWHEEL_FRONT]; + CVector contactSpeed = GetSpeed(frontContact); + ProcessBikeWheel(wheelFwd, wheelRight, + contactSpeed, frontContact, + 2, fThrust, + brake*brakeBiasFront, + adhesion*tractionBiasFront, adhesionDestab, + BIKEWHEEL_FRONT, + &m_aWheelSpeed[BIKEWHEEL_FRONT], + &WheelState[BIKEWHEEL_FRONT], + spec, + m_wheelStatus[BIKEWHEEL_FRONT]); + if(bStuckInSand && (WheelState[BIKEWHEEL_FRONT] == WHEEL_STATE_SPINNING || WheelState[BIKEWHEEL_FRONT] == WHEEL_STATE_SKIDDING)) + WheelState[BIKEWHEEL_FRONT] = WHEEL_STATE_NORMAL; + }else{ + // Wheel in the air + m_aWheelSpeed[BIKEWHEEL_FRONT] *= 0.95f; + m_aWheelRotation[BIKEWHEEL_FRONT] += m_aWheelSpeed[BIKEWHEEL_FRONT]; + } + } + + // Process leaning + float idleAngle = 0.0f; + if(pDriver){ + CAnimBlendAssociation *assoc = RpAnimBlendClumpGetAssociation(pDriver->GetClump(), ANIM_BIKE_STILL); + if(assoc) + idleAngle = DEGTORAD(10.0f) * assoc->blendAmount; + } + if(bCanStand || m_bike_flag08){ + m_vecAvgSurfaceRight = CrossProduct(GetForward(), m_vecAvgSurfaceNormal); + m_vecAvgSurfaceRight.Normalise(); + float lean; + if(m_nWheelsOnGround == 0) + lean = -m_fSteerAngle/DEGTORAD(pHandling->fSteeringLock)*0.5f*GRAVITY*CTimer::GetTimeStep(); + else + lean = DotProduct(m_vecMoveSpeed-initialMoveSpeed, m_vecAvgSurfaceRight); + lean /= GRAVITY*Max(CTimer::GetTimeStep(), 0.01f); + if(m_wheelStatus[BIKEWHEEL_FRONT] == WHEEL_STATUS_BURST) + lean = clamp(lean, -0.4f*pBikeHandling->fMaxLean, 0.4f*pBikeHandling->fMaxLean); + else + lean = clamp(lean, -pBikeHandling->fMaxLean, pBikeHandling->fMaxLean); + float f = Pow(pBikeHandling->fDesLean, CTimer::GetTimeStep()); + m_fLeanLRAngle2 = (Asin(lean) - idleAngle)*(1.0f-f) + m_fLeanLRAngle2*f; + }else{ + if(bIsStanding){ + float f = Pow(0.97f, CTimer::GetTimeStep()); + m_fLeanLRAngle2 = m_fLeanLRAngle2*f - (Asin(GetRight().z) + DEGTORAD(15.0f) + idleAngle)*(1.0f-f); + }else{ + float f = Pow(0.95f, CTimer::GetTimeStep()); + m_fLeanLRAngle2 = m_fLeanLRAngle2*f; + } + } + m_fLeanLRAngle = m_fLeanLRAngle2; + + // Destabilize steering when braking + if((m_aSuspensionSpringRatio[BIKESUSP_F1] < 1.0f || m_aSuspensionSpringRatio[BIKESUSP_F2] < 1.0f) && + m_fBrakePedal - m_fGasPedal > 0.9f && + fwdSpeed > 0.02f && + !bIsHandbrakeOn){ + m_fBrakeDestabilization += CGeneral::GetRandomNumberInRange(0.5f, 1.0f)*0.2f*CTimer::GetTimeStep(); + if(m_aSuspensionSpringRatio[BIKESUSP_R1] < 1.0f || m_aSuspensionSpringRatio[BIKESUSP_R2] < 1.0f){ + // BUG: this clamp makes no sense and the arguments seem swapped too + ApplyTurnForce(contactPoints[BIKESUSP_R1], + m_fTurnMass*Sin(m_fBrakeDestabilization)*clamp(fwdSpeed, 0.5f, 0.2f)*0.013f*GetRight()*CTimer::GetTimeStep()); + }else{ + // BUG: this clamp makes no sense and the arguments seem swapped too + ApplyTurnForce(contactPoints[BIKESUSP_R1], + m_fTurnMass*Sin(m_fBrakeDestabilization)*clamp(fwdSpeed, 0.5f, 0.2f)*0.003f*GetRight()*CTimer::GetTimeStep()); + } + }else + m_fBrakeDestabilization = 0.0f; + + // Update wheel positions from suspension + float frontWheelPos = colModel->lines[frontLine].p0.z; + if(m_aSuspensionSpringRatio[frontLine] > 0.0f) + frontWheelPos -= m_aSuspensionSpringRatio[frontLine]*m_aSuspensionSpringLength[frontLine]; + m_aWheelPosition[BIKEWHEEL_FRONT] += (frontWheelPos - m_aWheelPosition[BIKEWHEEL_FRONT])*0.75f; + + float rearWheelPos = colModel->lines[rearLine].p0.z; + if(m_aSuspensionSpringRatio[rearLine] > 0.0f) + rearWheelPos -= m_aSuspensionSpringRatio[rearLine]*m_aSuspensionSpringLength[rearLine]; + m_aWheelPosition[BIKEWHEEL_REAR] += (rearWheelPos - m_aWheelPosition[BIKEWHEEL_REAR])*0.75f; + + for(i = 0; i < 2; i++) + m_aWheelState[i] = WheelState[i]; + // never spin when moving backwards + if(m_fGasPedal < 0.0f && m_aWheelState[BIKEWHEEL_REAR] == WHEEL_STATE_SPINNING) + m_aWheelState[BIKEWHEEL_REAR] = WHEEL_STATE_NORMAL; + + // Process horn + + if(GetStatus() != STATUS_PLAYER){ +#ifdef FIX_BUGS + if(!IsAlarmOn()) +#endif + ReduceHornCounter(); + }else{ +#ifdef FIX_BUGS + if(!IsAlarmOn()) +#endif + { + if(Pads[0].GetHorn()) + m_nCarHornTimer = 1; + else + m_nCarHornTimer = 0; + } + } + } + + if(m_fHealth < 250.0f && GetStatus() != STATUS_WRECKED){ + // Car is on fire + + CVector damagePos, fireDir; + + // move fire forward if in first person + if(this == FindPlayerVehicle() && TheCamera.GetLookingForwardFirstPerson()){ + damagePos = CVector(0.0f, 1.2f, -0.4f); + fireDir = CVector(0.0f, 0.0f, CGeneral::GetRandomNumberInRange(0.01125f, 0.09f)); + }else{ + damagePos = ((CVehicleModelInfo*)CModelInfo::GetModelInfo(GetModelIndex()))->m_positions[CAR_POS_BACKSEAT]; + damagePos.z -= 0.3f; + fireDir = CGeneral::GetRandomNumberInRange(0.02025f, 0.09f) * GetRight(); + fireDir -= CGeneral::GetRandomNumberInRange(0.02025f, 0.18f) * GetForward(); + fireDir.z = CGeneral::GetRandomNumberInRange(0.00225f, 0.018f); + } + + damagePos = GetMatrix()*damagePos; + CParticle::AddParticle(PARTICLE_CARFLAME, damagePos, fireDir, + nil, 0.9f); + + CParticle::AddParticle(PARTICLE_ENGINE_SMOKE2, damagePos, CVector(0.0f, 0.0f, 0.0f), nil, 0.5f); + + damagePos.x += CGeneral::GetRandomNumberInRange(-0.5625f, 0.5625f), + damagePos.y += CGeneral::GetRandomNumberInRange(-0.5625f, 0.5625f), + damagePos.z += CGeneral::GetRandomNumberInRange(0.5625f, 2.25f); + CParticle::AddParticle(PARTICLE_CARFLAME_SMOKE, damagePos, CVector(0.0f, 0.0f, 0.0f)); + + // Blow up car after 5 seconds + m_fFireBlowUpTimer += CTimer::GetTimeStepInMilliseconds(); + if(m_fFireBlowUpTimer > 5000.0f) + BlowUpCar(m_pSetOnFireEntity); + }else + m_fFireBlowUpTimer = 0.0f; + + ProcessDelayedExplosion(); + + // Find out how much to shake the pad depending on suspension and ground surface + + float suspShake = 0.0f; + float surfShake = 0.0f; + float speedsq = m_vecMoveSpeed.MagnitudeSqr(); + for(i = 0; i < 4; i++){ + float suspChange = m_aSuspensionSpringRatioPrev[i] - m_aSuspensionSpringRatio[i]; + if(suspChange > 0.3f && (i == BIKESUSP_F1 || i == BIKESUSP_R1) && speedsq > 0.04f){ + if(GetStatus() == STATUS_PLAYER || GetStatus() == STATUS_PHYSICS){ + if(m_wheelStatus[i] == WHEEL_STATUS_BURST) + DMAudio.PlayOneShot(m_audioEntityId, SOUND_CAR_JUMP_2, suspChange); + else + DMAudio.PlayOneShot(m_audioEntityId, SOUND_CAR_JUMP, suspChange); + if(suspChange > suspShake) + suspShake = suspChange; + } + } + + if(this == FindPlayerVehicle()){ + uint8 surf = m_aWheelColPoints[i].surfaceB; + if(surf == SURFACE_GRAVEL || surf == SURFACE_WATER || surf == SURFACE_HEDGE){ + if(surfShake < 0.2f) + surfShake = 0.3f; + }else if(surf == SURFACE_MUD_DRY || surf == SURFACE_SAND || surf == SURFACE_SAND_BEACH){ + if(surfShake < 0.1f) + surfShake = 0.2f; + }else if(surf == SURFACE_GRASS){ + if(surfShake < 0.05f) + surfShake = 0.1f; + } + +// BUG: this only observes one of the wheels + TheCamera.m_bVehicleSuspenHigh = Abs(suspChange) > 0.05f; + } + + m_aSuspensionSpringRatioPrev[i] = m_aSuspensionSpringRatio[i]; + m_aSuspensionSpringRatio[i] = 1.0f; + } + + // Shake pad + + if((suspShake > 0.0f || surfShake > 0.0f) && GetStatus() == STATUS_PLAYER){ + float speed = m_vecMoveSpeed.MagnitudeSqr(); + if(speed > sq(0.1f)){ + speed = Sqrt(speed); + if(suspShake > 0.0f){ + 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, 150.0f); + CPad::GetPad(0)->StartShake(5000.0f*CTimer::GetTimeStep()/freq, freq); + } + } + } + + bVehicleColProcessed = false; + bAudioChangingGear = false; + + if(!bWarnedPeds) + CCarCtrl::ScanForPedDanger(this); + + if(bInfiniteMass){ + m_vecMoveSpeed = CVector(0.0f, 0.0f, 0.0f); + m_vecTurnSpeed = CVector(0.0f, 0.0f, 0.0f); + m_vecMoveFriction = CVector(0.0f, 0.0f, 0.0f); + m_vecTurnFriction = CVector(0.0f, 0.0f, 0.0f); + }else if(!skipPhysics && + (acceleration == 0.0f && brake == 0.0f || GetStatus() == STATUS_WRECKED)){ + if(Abs(m_vecMoveSpeed.x) < 0.005f && + Abs(m_vecMoveSpeed.y) < 0.005f && + Abs(m_vecMoveSpeed.z) < 0.005f){ + m_vecMoveSpeed = CVector(0.0f, 0.0f, 0.0f); + m_vecTurnSpeed.z = 0.0f; + } + } + + // Balance bike + if(bCanStand || m_bike_flag08 || bIsStanding){ + float onSideness = clamp(DotProduct(GetRight(), m_vecAvgSurfaceNormal), -1.0f, 1.0f); + CVector worldCOM = Multiply3x3(GetMatrix(), m_vecCentreOfMass); + // Keep bike upright + if(bCanStand){ + ApplyTurnForce(-0.07f*onSideness*m_fTurnMass*GetUp()*CTimer::GetTimeStep(), worldCOM+GetRight()); + bIsStanding = false; + }else + ApplyTurnForce(-0.1f*onSideness*m_fTurnMass*GetUp()*CTimer::GetTimeStep(), worldCOM+GetRight()); + + // Wheelie/Stoppie stabilization + if(GetStatus() == STATUS_PLAYER){ + if(m_aWheelTimer[BIKESUSP_F1] == 0.0f && m_aWheelTimer[BIKESUSP_F2] == 0.0f && GetForward().z > 0.0 && + !(m_aWheelTimer[BIKESUSP_R1] == 0.0f && m_aWheelTimer[BIKESUSP_R2] == 0.0f)){ + // Wheelie + float wheelie = pBikeHandling->fWheelieAng - GetForward().z; + if(wheelie > 0.15f) + // below wheelie angle + wheelie = Max(0.3f - wheelie, 0.0f); + else if(wheelie < -0.08f) + // above wheelie angle + wheelie = Min(-0.15f - wheelie, 0.0f); + float wheelieStab = pBikeHandling->fWheelieStabMult * Min(m_vecMoveSpeed.Magnitude(), 0.1f) * wheelie; + ApplyTurnForce(0.5f*CTimer::GetTimeStep()*wheelieStab*m_fTurnMass*GetUp(), worldCOM+GetForward()); + ApplyTurnForce(0.5f*CTimer::GetTimeStep()*m_fWheelAngle*pBikeHandling->fWheelieSteer*m_fTurnMass*GetRight(), worldCOM+GetForward()); + }else if(m_aWheelTimer[BIKESUSP_R1] == 0.0f && m_aWheelTimer[BIKESUSP_R2] == 0.0f && GetForward().z < 0.0 && + !(m_aWheelTimer[BIKESUSP_F1] == 0.0f && m_aWheelTimer[BIKESUSP_F2] == 0.0f)){ + // Stoppie + float stoppie = pBikeHandling->fStoppieAng - GetForward().z; + if(stoppie > 0.15f) + // below stoppie angle + stoppie = Max(0.3f - stoppie, 0.0f); + else if(stoppie < -0.15f) + // above stoppie angle + stoppie = Min(-0.3f - stoppie, 0.0f); + float speed = m_vecMoveSpeed.Magnitude(); + float stoppieStab = pBikeHandling->fStoppieStabMult * Min(speed, 0.1f) * stoppie; + ApplyTurnForce(0.5f*CTimer::GetTimeStep()*stoppieStab*m_fTurnMass*GetUp(), worldCOM+GetForward()); + ApplyTurnForce(0.5f*Min(5.0f*speed,1.0f)*CTimer::GetTimeStep()*m_fWheelAngle*pBikeHandling->fWheelieSteer*m_fTurnMass*GetRight(), worldCOM+GetForward()); + } + } + } +} + +void +CBike::Teleport(CVector pos) +{ + CWorld::Remove(this); + + SetPosition(pos); + SetOrientation(0.0f, 0.0f, 0.0f); + SetMoveSpeed(0.0f, 0.0f, 0.0f); + SetTurnSpeed(0.0f, 0.0f, 0.0f); + + ResetSuspension(); + + CWorld::Add(this); +} + +void +CBike::PreRender(void) +{ +// TODO: particles and lights and such + + CMatrix mat; + CVector pos; + CVehicleModelInfo *mi = (CVehicleModelInfo*)CModelInfo::GetModelInfo(GetModelIndex()); + CColModel *colModel = mi->GetColModel(); + + // Wheel rotation + CVector frontWheelFwd = Multiply3x3(GetMatrix(), CVector(-Sin(m_fSteerAngle), Cos(m_fSteerAngle), 0.0f)); + CVector rearWheelFwd = GetForward(); + if(m_aWheelTimer[BIKESUSP_F1] > 0.0f || m_aWheelTimer[BIKESUSP_F2] > 0.0f){ + float springRatio = Min(m_aSuspensionSpringRatioPrev[BIKESUSP_F1], m_aSuspensionSpringRatioPrev[BIKESUSP_F2]); + CVector contactPoint(0.0f, + (colModel->lines[BIKESUSP_F1].p0.y - colModel->lines[BIKESUSP_F2].p0.y)/2.0f, + colModel->lines[BIKESUSP_F1].p0.z - m_aSuspensionSpringLength[BIKESUSP_F1]*springRatio - 0.5f*mi->m_wheelScale); + CVector contactSpeed = GetSpeed(contactPoint); + // Why is wheel state always normal? + m_aWheelSpeed[BIKEWHEEL_FRONT] = ProcessWheelRotation(WHEEL_STATE_NORMAL, frontWheelFwd, contactSpeed, 0.5f*mi->m_wheelScale); + m_aWheelRotation[BIKEWHEEL_FRONT] += m_aWheelSpeed[BIKEWHEEL_FRONT]; + } + if(m_aWheelTimer[BIKESUSP_R1] > 0.0f || m_aWheelTimer[BIKESUSP_R2] > 0.0f){ + float springRatio = Min(m_aSuspensionSpringRatioPrev[BIKESUSP_R1], m_aSuspensionSpringRatioPrev[BIKESUSP_R2]); + CVector contactPoint(0.0f, + (colModel->lines[BIKESUSP_R1].p0.y - colModel->lines[BIKESUSP_R2].p0.y)/2.0f, + colModel->lines[BIKESUSP_R1].p0.z - m_aSuspensionSpringLength[BIKESUSP_R1]*springRatio - 0.5f*mi->m_wheelScale); + CVector contactSpeed = GetSpeed(contactPoint); + m_aWheelSpeed[BIKEWHEEL_REAR] = ProcessWheelRotation(m_aWheelState[BIKEWHEEL_REAR], rearWheelFwd, contactSpeed, 0.5f*mi->m_wheelScale); + m_aWheelRotation[BIKEWHEEL_REAR] += m_aWheelSpeed[BIKEWHEEL_REAR]; + } + + // Front fork + if(m_aBikeNodes[BIKE_FORKS_FRONT]){ + mat.Attach(RwFrameGetMatrix(m_aBikeNodes[BIKE_FORKS_FRONT])); + pos = mat.GetPosition(); + + RwMatrix rwrot; + // TODO: this looks like some weird ctor we don't have + CMatrix rot; + rot.m_attachment = &rwrot; + rot.SetUnity(); + rot.UpdateRW(); + + // Make rotation matrix with front fork as axis + CVector forkAxis(0.0f, Sin(DEGTORAD(mi->m_bikeSteerAngle)), -Cos(DEGTORAD(mi->m_bikeSteerAngle))); + forkAxis.Normalise(); // as if that's not already the case + CQuaternion quat; + quat.Set((RwV3d*)&forkAxis, -m_fWheelAngle); + quat.Get(rot.m_attachment); + rot.Update(); + + // Transform fork + mat.SetUnity(); + mat = mat * rot; + mat.Translate(pos); + mat.UpdateRW(); + + if(m_aBikeNodes[BIKE_HANDLEBARS]){ + // Transform handle + mat.Attach(RwFrameGetMatrix(m_aBikeNodes[BIKE_HANDLEBARS])); + pos = mat.GetPosition(); + if(GetStatus() == STATUS_ABANDONED || GetStatus() == STATUS_WRECKED){ + mat.SetUnity(); + mat = mat * rot; + mat.Translate(pos); + }else + mat.SetTranslate(mat.GetPosition()); + mat.UpdateRW(); + } + } + + // Rear fork + if(m_aBikeNodes[BIKE_FORKS_REAR]){ + float sine = (m_aWheelPosition[BIKEWHEEL_REAR] - m_aWheelBasePosition[BIKEWHEEL_REAR])/m_fRearForkLength; + mat.Attach(RwFrameGetMatrix(m_aBikeNodes[BIKE_FORKS_REAR])); + pos = mat.GetPosition(); + mat.SetRotate(-Asin(sine), 0.0f, 0.0f); + mat.Translate(pos); + mat.UpdateRW(); + } + + // Front wheel + mat.Attach(RwFrameGetMatrix(m_aBikeNodes[BIKE_WHEEL_FRONT])); + pos.x = mat.GetPosition().x; + pos.z = m_aWheelPosition[BIKEWHEEL_FRONT] - m_fFrontForkZ; + float y = (colModel->lines[BIKESUSP_F1].p0.y+colModel->lines[BIKESUSP_F2].p0.y)/2.0f - m_fFrontForkY; + pos.y = y - (m_aWheelPosition[BIKEWHEEL_FRONT] - m_aWheelBasePosition[BIKEWHEEL_FRONT])*m_fFrontForkSlope; + if(m_wheelStatus[BIKEWHEEL_FRONT] == WHEEL_STATUS_BURST) + mat.SetRotate(m_aWheelRotation[BIKEWHEEL_FRONT], 0.0f, 0.05f*Sin(m_aWheelRotation[BIKEWHEEL_FRONT])); + else + mat.SetRotateX(m_aWheelRotation[BIKEWHEEL_FRONT]); + mat.Translate(pos); + mat.UpdateRW(); + // and mudguard + mat.Attach(RwFrameGetMatrix(m_aBikeNodes[BIKE_MUDGUARD])); + mat.SetTranslateOnly(pos); + mat.UpdateRW(); + + // Rear wheel + mat.Attach(RwFrameGetMatrix(m_aBikeNodes[BIKE_WHEEL_REAR])); + pos = mat.GetPosition(); + if(m_wheelStatus[BIKEWHEEL_REAR] == WHEEL_STATUS_BURST) + mat.SetRotate(m_aWheelRotation[BIKEWHEEL_REAR], 0.0f, 0.07f*Sin(m_aWheelRotation[BIKEWHEEL_REAR])); + else + mat.SetRotateX(m_aWheelRotation[BIKEWHEEL_REAR]); + mat.Translate(pos); + mat.UpdateRW(); + + // Chassis + if(m_aBikeNodes[BIKE_CHASSIS]){ + mat.Attach(RwFrameGetMatrix(m_aBikeNodes[BIKE_CHASSIS])); + pos = mat.GetPosition(); + pos.z = (1.0f - Cos(m_fLeanLRAngle)) * (0.9*colModel->boundingBox.min.z); + mat.SetRotateX(-0.05f*Abs(m_fLeanLRAngle)); + mat.RotateY(m_fLeanLRAngle); + mat.Translate(pos); + mat.UpdateRW(); + } + +// TODO: exhaust +} + +void +CBike::Render(void) +{ + CVehicleModelInfo *mi = (CVehicleModelInfo*)CModelInfo::GetModelInfo(GetModelIndex()); + + m_nSetPieceExtendedRangeTime = CTimer::GetTimeInMilliseconds() + 3000; + mi->SetVehicleColour(m_currentColour1, m_currentColour2); + CEntity::Render(); +} + +int32 +CBike::ProcessEntityCollision(CEntity *ent, CColPoint *colpoints) +{ + int i; + CColModel *colModel; + + if(GetStatus() != STATUS_SIMPLE) + bVehicleColProcessed = true; + + colModel = GetColModel(); + + int numWheelCollisions = 0; + float prevRatios[4] = { 0.0f, 0.0f, 0.0f, 0.0f}; + for(i = 0; i < 4; i++) + prevRatios[i] = m_aSuspensionSpringRatio[i]; + + if(m_bIsVehicleBeingShifted || bSkipLineCol || ent->IsPed() || + GetModelIndex() == MI_DODO && ent->IsVehicle()) + colModel->numLines = 0; + + int numCollisions = CCollision::ProcessColModels(GetMatrix(), *colModel, + ent->GetMatrix(), *ent->GetColModel(), + colpoints, + m_aWheelColPoints, m_aSuspensionSpringRatio); + + // m_aSuspensionSpringRatio are now set to the point where the tyre touches ground. + // In ProcessControl these will be re-normalized to ignore the tyre radius. + if(colModel->numLines){ + for(i = 0; i < 4; i++){ + if(m_aSuspensionSpringRatio[i] < 1.0f && m_aSuspensionSpringRatio[i] < prevRatios[i]){ + numWheelCollisions++; + + // wheel is touching a physical + if(ent->IsVehicle() || ent->IsObject()){ + CPhysical *phys = (CPhysical*)ent; + + m_aGroundPhysical[i] = phys; + phys->RegisterReference((CEntity**)&m_aGroundPhysical[i]); + m_aGroundOffset[i] = m_aWheelColPoints[i].point - phys->GetPosition(); + } + + m_nSurfaceTouched = m_aWheelColPoints[i].surfaceB; + if(ent->IsBuilding()) + m_pCurGroundEntity = ent; + } + } + }else + colModel->numLines = 4; + + if(numCollisions > 0 || numWheelCollisions > 0){ + AddCollisionRecord(ent); + if(!ent->IsBuilding()) + ((CPhysical*)ent)->AddCollisionRecord(this); + + if(numCollisions > 0) + if(ent->IsBuilding() || + ent->IsObject() && ((CPhysical*)ent)->bInfiniteMass) + bHasHitWall = true; + } + + return numCollisions; +} + +static int16 nLastControlInput; +static float fMouseCentreRange = 0.35f; +static float fMouseSteerSens = -0.0035f; +static float fMouseCentreMult = 0.975f; + +void +CBike::ProcessControlInputs(uint8 pad) +{ + float speed = DotProduct(m_vecMoveSpeed, GetForward()); + + if(CPad::GetPad(pad)->GetExitVehicle()) + bIsHandbrakeOn = true; + else + bIsHandbrakeOn = !!CPad::GetPad(pad)->GetHandBrake(); + + // Steer left/right +#ifdef FIX_BUGS + if(CCamera::m_bUseMouse3rdPerson && !CVehicle::m_bDisableMouseSteering){ + if(CPad::GetPad(pad)->GetMouseX() != 0.0f){ + m_fSteerInput += fMouseSteerSens*CPad::GetPad(pad)->GetMouseX(); + nLastControlInput = 2; + 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_fSteerInput += (-CPad::GetPad(pad)->GetSteeringLeftRight()/128.0f - m_fSteerInput)* + 0.2f*CTimer::GetTimeStep(); + nLastControlInput = 0; + } + }else +#endif + { + m_fSteerInput += (-CPad::GetPad(pad)->GetSteeringLeftRight()/128.0f - m_fSteerInput)* + 0.2f*CTimer::GetTimeStep(); + nLastControlInput = 0; + } + m_fSteerInput = clamp(m_fSteerInput, -1.0f, 1.0f); + + // Lean forward/backward + float updown = -CPad::GetPad(pad)->GetSteeringUpDown()/128.0f + CPad::GetPad(pad)->GetCarGunUpDown()/128.0f; + m_fLeanInput += (updown - m_fLeanInput)*0.2f*CTimer::GetTimeStep(); + m_fLeanInput = clamp(m_fLeanInput, -1.0f, 1.0f); + + // Accelerate/Brake + float acceleration = (CPad::GetPad(pad)->GetAccelerate() - CPad::GetPad(pad)->GetBrake())/255.0f; + if(GetModelIndex() == MI_DODO && acceleration < 0.0f) + acceleration *= 0.3f; + if(Abs(speed) < 0.01f){ + // standing still, go into direction we want + if(CPad::GetPad(pad)->GetAccelerate() > 150.0f && CPad::GetPad(pad)->GetBrake() > 150.0f){ + m_fGasPedal = CPad::GetPad(pad)->GetAccelerate()/255.0f; + m_fBrakePedal = CPad::GetPad(pad)->GetBrake()/255.0f; + m_doingBurnout = 1; + }else{ + m_fGasPedal = acceleration; + m_fBrakePedal = 0.0f; + } + }else{ +#if 1 + // simpler than the code below + if(speed * acceleration < 0.0f){ + // if opposite directions, have to brake first + m_fGasPedal = 0.0f; + m_fBrakePedal = Abs(acceleration); + }else{ + // accelerating in same direction we were already going + m_fGasPedal = acceleration; + m_fBrakePedal = 0.0f; + } +#else + if(speed < 0.0f){ + // moving backwards currently + if(acceleration < 0.0f){ + // still go backwards + m_fGasPedal = acceleration; + m_fBrakePedal = 0.0f; + }else{ + // want to go forwards, so brake + m_fGasPedal = 0.0f; + m_fBrakePedal = acceleration; + } + }else{ + // moving forwards currently + if(acceleration < 0.0f){ + // want to go backwards, so brake + m_fGasPedal = 0.0f; + m_fBrakePedal = -acceleration; + }else{ + // still go forwards + m_fGasPedal = acceleration; + m_fBrakePedal = 0.0f; + } + } +#endif + } + + // Actually turn wheels + static float fValue; // why static? + if(m_fSteerInput < 0.0f) + fValue = -sq(m_fSteerInput); + else + fValue = sq(m_fSteerInput); + m_fSteerAngle = DEGTORAD(pHandling->fSteeringLock) * fValue; + + if(bComedyControls){ + 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; + } + + // Brake if player isn't in control + // BUG: game always uses pad 0 here + if(CPad::GetPad(pad)->ArePlayerControlsDisabled()){ + m_fBrakePedal = 1.0f; + bIsHandbrakeOn = true; + m_fGasPedal = 0.0f; + + FindPlayerPed()->KeepAreaAroundPlayerClear(); + + // slow down car immediately + speed = m_vecMoveSpeed.Magnitude(); + if(speed > 0.28f) + m_vecMoveSpeed *= 0.28f/speed; + } +} + +void +CBike::ProcessBuoyancy(void) +{ + // TODO +} + +void +CBike::DoDriveByShootings(void) +{ + // TODO +} + +void +CBike::VehicleDamage(void) +{ + // TODO +} + +void +CBike::GetComponentWorldPosition(int32 component, CVector &pos) +{ + if(m_aBikeNodes[component] == nil){ + printf("BikeNode missing: %d %d\n", GetModelIndex(), component); + return; + } + RwMatrix *ltm = RwFrameGetLTM(m_aBikeNodes[component]); + pos = *RwMatrixGetPos(ltm); +} + +bool +CBike::IsComponentPresent(int32 component) +{ + return m_aBikeNodes[component] != nil; +} + +void +CBike::SetComponentRotation(int32 component, CVector rotation) +{ + CMatrix mat(RwFrameGetMatrix(m_aBikeNodes[component])); + CVector pos = mat.GetPosition(); + // BUG: all these set the whole matrix + mat.SetRotateX(DEGTORAD(rotation.x)); + mat.SetRotateY(DEGTORAD(rotation.y)); + mat.SetRotateZ(DEGTORAD(rotation.z)); + mat.Translate(pos); + mat.UpdateRW(); +} + +bool +CBike::IsDoorReady(eDoors door) +{ + return true; +} + +bool +CBike::IsDoorFullyOpen(eDoors door) +{ + return false; +} + +bool +CBike::IsDoorClosed(eDoors door) +{ + return false; +} + +bool +CBike::IsDoorMissing(eDoors door) +{ + return true; +} + +void +CBike::RemoveRefsToVehicle(CEntity *ent) +{ + int i; + for(i = 0; i < 4; i++) + if(m_aGroundPhysical[i] == ent) + m_aGroundPhysical[i] = nil; +} + +void +CBike::BlowUpCar(CEntity *culprit) +{ + if(!bCanBeDamaged) + return; + +// TODO: property damage stuff in FIX_BUGS + + // explosion pushes vehicle up + m_vecMoveSpeed.z += 0.13f; + SetStatus(STATUS_WRECKED); + bRenderScorched = true; + + m_fHealth = 0.0f; + m_nBombTimer = 0; + + TheCamera.CamShake(0.7f, GetPosition().x, GetPosition().y, GetPosition().z); + + KillPedsInVehicle(); + + bEngineOn = false; + bLightsOn = false; + ChangeLawEnforcerState(false); + + CExplosion::AddExplosion(this, culprit, EXPLOSION_CAR, GetPosition(), 0); + CDarkel::RegisterCarBlownUpByPlayer(this); +} + +bool +CBike::SetUpWheelColModel(CColModel *colModel) +{ + // TODO, but unused + return true; +} + +void +CBike::BurstTyre(uint8 wheel, bool applyForces) +{ + if(bTyresDontBurst) + return; + + switch(wheel){ + case CAR_PIECE_WHEEL_LF: wheel = BIKEWHEEL_FRONT; break; + case CAR_PIECE_WHEEL_LR: wheel = BIKEWHEEL_REAR; break; + } + + if(m_wheelStatus[wheel] == WHEEL_STATUS_OK){ + m_wheelStatus[wheel] = WHEEL_STATUS_BURST; +#ifdef FIX_BUGS + CStats::TyresPopped++; +#endif +// TODO(MIAMI) +// DMAudio.PlayOneShot(m_audioEntityId, SOUND_15, 0.0f); + + if(GetStatus() == STATUS_SIMPLE){ + SetStatus(STATUS_PHYSICS); + CCarCtrl::SwitchVehicleToRealPhysics(this); + } + + if(applyForces){ + ApplyMoveForce(GetRight() * m_fMass * CGeneral::GetRandomNumberInRange(-0.02f, 0.02f)); + ApplyTurnForce(GetRight() * m_fTurnMass * CGeneral::GetRandomNumberInRange(-0.02f, 0.02f), GetForward()); + } +// TODO: knock off driver + } +} + +bool +CBike::IsRoomForPedToLeaveCar(uint32 component, CVector *doorOffset) +{ + CColPoint colpoint; + CEntity *ent; + colpoint.point = CVector(0.0f, 0.0f, 0.0f); + CVehicleModelInfo *mi = (CVehicleModelInfo*)CModelInfo::GetModelInfo(GetModelIndex()); + + CVector seatPos = mi->GetFrontSeatPosn(); + if(component == CAR_DOOR_RR || component == CAR_DOOR_LR) + seatPos = mi->m_positions[CAR_POS_BACKSEAT]; + if(component == CAR_DOOR_LF || component == CAR_DOOR_LR) + seatPos.x = -seatPos.x; + seatPos = GetMatrix() * seatPos; + + CVector doorPos = CPed::GetPositionToOpenCarDoor(this, component); + if(doorOffset){ + CVector off = *doorOffset; + if(component == CAR_DOOR_RF || component == CAR_DOOR_RR) + off.x = -off.x; + doorPos += Multiply3x3(GetMatrix(), off); + } + + if(GetUp().z < 0.0f){ + seatPos.z += 0.5f; + doorPos.z += 0.5f; + } + + CVector dist = doorPos - seatPos; + + // Removing that makes thiProcessEntityCollisions func. return false for van doors. + doorPos.z += 0.5f; + float length = dist.Magnitude(); + CVector pedPos = seatPos + dist*((length+0.6f)/length); + + if(!CWorld::GetIsLineOfSightClear(seatPos, pedPos, true, false, false, true, false, false)) + return false; + if(CWorld::TestSphereAgainstWorld(doorPos, 0.6f, this, true, true, false, true, false, false)) + return false; + if(CWorld::ProcessVerticalLine(doorPos, 1000.0f, colpoint, ent, true, false, false, true, false, false, nil)) + if(colpoint.point.z > doorPos.z && colpoint.point.z < doorPos.z + 0.6f) + return false; + float upperZ = colpoint.point.z; + if(!CWorld::ProcessVerticalLine(doorPos, -1000.0f, colpoint, ent, true, false, false, true, false, false, nil)) + return false; + if(upperZ != 0.0f && upperZ < colpoint.point.z) + return false; + return true; +} + +float +CBike::GetHeightAboveRoad(void) +{ + return m_fHeightAboveRoad; +} + +void +CBike::PlayCarHorn(void) +{ + int r; + + if (IsAlarmOn() || m_nCarHornTimer != 0) + return; + + if (m_nCarHornDelay) { + m_nCarHornDelay--; + return; + } + + m_nCarHornDelay = (CGeneral::GetRandomNumber() & 0x7F) + 150; + r = m_nCarHornDelay & 7; + if(r < 2){ + m_nCarHornTimer = 45; + }else if(r < 4){ + if(pDriver) + pDriver->Say(SOUND_PED_CAR_COLLISION); + m_nCarHornTimer = 45; + }else{ + if(pDriver) + pDriver->Say(SOUND_PED_CAR_COLLISION); + } +} + +void +CBike::PlayHornIfNecessary(void) +{ + if(AutoPilot.m_bSlowedDownBecauseOfPeds || + AutoPilot.m_bSlowedDownBecauseOfCars) + PlayCarHorn(); +} + +void +CBike::ResetSuspension(void) +{ + int i; + for(i = 0; i < 2; i++){ + m_aWheelRotation[i] = 0.0f; + m_aWheelState[i] = WHEEL_STATE_NORMAL; + } + for(i = 0; i < 4; i++){ + m_aSuspensionSpringRatio[i] = 1.0f; + m_aWheelTimer[i] = 0.0f; + } +} + +// TODO: maybe put this somewhere else +inline void +GetRelativeMatrix(RwMatrix *mat, RwFrame *frm, RwFrame *end) +{ + *mat = *RwFrameGetMatrix(frm); + frm = RwFrameGetParent(frm); + while(frm){ + RwMatrixTransform(mat, RwFrameGetMatrix(frm), rwCOMBINEPOSTCONCAT); + frm = RwFrameGetParent(frm); + if(frm == end) + frm = nil; + } +} + +void +CBike::SetupSuspensionLines(void) +{ + int i; + CVector posn; + float suspOffset = 0.0f; + RwFrame *node = nil; + CVehicleModelInfo *mi = (CVehicleModelInfo*)CModelInfo::GetModelInfo(GetModelIndex()); + CColModel *colModel = mi->GetColModel(); + RwMatrix *mat = RwMatrixCreate(); + + bool initialized = colModel->lines[0].p0.z != FAKESUSPENSION; + + for(i = 0; i < 4; i++){ + if(initialized){ + posn = colModel->lines[i].p0; + if(i < 2) + posn.z = m_aWheelBasePosition[0]; + else + posn.z = m_aWheelBasePosition[1]; + }else{ + switch(i){ + case BIKESUSP_F1: + node = m_aBikeNodes[BIKE_WHEEL_FRONT]; + suspOffset = 0.25f*mi->m_wheelScale; + break; + case BIKESUSP_F2: + node = m_aBikeNodes[BIKE_WHEEL_FRONT]; + suspOffset = -0.25f*mi->m_wheelScale; + break; + case BIKESUSP_R1: + node = m_aBikeNodes[BIKE_WHEEL_REAR]; + suspOffset = 0.25f*mi->m_wheelScale; + break; + case BIKESUSP_R2: + node = m_aBikeNodes[BIKE_WHEEL_REAR]; + suspOffset = -0.25f*mi->m_wheelScale; + break; + } + + GetRelativeMatrix(mat, node, node); + posn = *RwMatrixGetPos(mat); + if(i == BIKESUSP_F1) + m_aWheelBasePosition[BIKEWHEEL_FRONT] = posn.z; + else if(i == BIKESUSP_R1){ + m_aWheelBasePosition[BIKEWHEEL_REAR] = posn.z; + + GetRelativeMatrix(mat, m_aBikeNodes[BIKE_FORKS_REAR], m_aBikeNodes[BIKE_FORKS_REAR]); + float dz = posn.z - RwMatrixGetPos(mat)->z; + float dy = posn.y - RwMatrixGetPos(mat)->y; + m_fRearForkLength = Sqrt(SQR(dy) + SQR(dz)); + assert(m_fRearForkLength != 0.0f); // we want to divide by this + } + posn.y += suspOffset; + } + + // uppermost wheel position + posn.z += pHandling->fSuspensionUpperLimit; + colModel->lines[i].p0 = posn; + + // lowermost wheel position + posn.z += pHandling->fSuspensionLowerLimit - pHandling->fSuspensionUpperLimit; + // lowest point on tyre + posn.z -= mi->m_wheelScale*0.5f; + colModel->lines[i].p1 = posn; + + // this is length of the spring at rest + m_aSuspensionSpringLength[i] = pHandling->fSuspensionUpperLimit - pHandling->fSuspensionLowerLimit; + m_aSuspensionLineLength[i] = colModel->lines[i].p0.z - colModel->lines[i].p1.z; + } + + if(!initialized){ + GetRelativeMatrix(mat, m_aBikeNodes[BIKE_FORKS_FRONT], m_aBikeNodes[BIKE_FORKS_FRONT]); + m_fFrontForkY = RwMatrixGetPos(mat)->y; + m_fFrontForkZ = RwMatrixGetPos(mat)->z; + } + + // Compress spring somewhat to get normal height on road + m_fHeightAboveRoad = m_aSuspensionSpringLength[0]*(1.0f - 1.0f/(4.0f*pHandling->fSuspensionForceLevel)) + - colModel->lines[0].p0.z + mi->m_wheelScale*0.5f; + for(i = 0; i < 2; i++) + m_aWheelPosition[i] = mi->m_wheelScale*0.5f - m_fHeightAboveRoad; + + // adjust col model to include suspension lines + if(colModel->boundingBox.min.z > colModel->lines[0].p1.z) + colModel->boundingBox.min.z = colModel->lines[0].p1.z; + float radius = Max(colModel->boundingBox.min.Magnitude(), colModel->boundingBox.max.Magnitude()); + if(colModel->boundingSphere.radius < radius) + colModel->boundingSphere.radius = radius; + +#ifdef FIX_BUGS + RwMatrixDestroy(mat); +#endif +} + +void +CBike::CalculateLeanMatrix(void) +{ + if(bLeanMatrixClean) + return; + + CMatrix mat; + mat.SetRotateX(-0.05f*Abs(m_fLeanLRAngle)); + mat.RotateY(m_fLeanLRAngle); + m_leanMatrix = GetMatrix(); + m_leanMatrix = m_leanMatrix * mat; + // place wheel back on ground + m_leanMatrix.GetPosition() += GetUp()*(1.0f-Cos(m_fLeanLRAngle))*GetColModel()->boundingBox.min.z; + bLeanMatrixClean = true; +} + +void +CBike::GetCorrectedWorldDoorPosition(CVector &pos, CVector p1, CVector p2) +{ + CVector &fwd = GetForward(); + CVector rightWorld = CrossProduct(fwd, CVector(0.0f, 0.0f, 1.0f)); + CVector upWorld = CrossProduct(rightWorld, fwd); + CColModel *colModel = GetColModel(); + float onSide = DotProduct(GetUp(), rightWorld); + float diff = Max(colModel->boundingBox.max.z-colModel->boundingBox.max.x, 0.0f); + pos = CVector(0.0f, 0.0f, 0.0f); + float y = p2.y - p1.y; + float x = onSide*diff + p2.x + p1.x; + float z = p2.z - p1.z; + pos = x*rightWorld + y*fwd + z*upWorld + GetPosition(); +} + +void +CBike::Fix(void) +{ + bIsDamaged = false; + bIsOnFire = false; + m_wheelStatus[0] = WHEEL_STATUS_OK; + m_wheelStatus[1] = WHEEL_STATUS_OK; +} + +void +CBike::SetupModelNodes(void) +{ + int i; + for(i = 0; i < BIKE_NUM_NODES; i++) + m_aBikeNodes[i] = nil; + CClumpModelInfo::FillFrameArray(GetClump(), m_aBikeNodes); +} + +void +CBike::ReduceHornCounter(void) +{ + if(m_nCarHornTimer != 0) + m_nCarHornTimer--; +} |