diff options
Diffstat (limited to 'src/vehicles/Cranes.cpp')
| -rw-r--r-- | src/vehicles/Cranes.cpp | 671 |
1 files changed, 671 insertions, 0 deletions
diff --git a/src/vehicles/Cranes.cpp b/src/vehicles/Cranes.cpp new file mode 100644 index 00000000..dbc3c340 --- /dev/null +++ b/src/vehicles/Cranes.cpp @@ -0,0 +1,671 @@ +#include "common.h" +#include "patcher.h" +#include "Cranes.h" + +#include "Camera.h" +#include "DMAudio.h" +#include "Garages.h" +#include "General.h" +#include "Entity.h" +#include "ModelIndices.h" +#include "Replay.h" +#include "Object.h" +#include "World.h" + +#define MAX_DISTANCE_TO_FIND_CRANE (10.0f) +#define CRANE_UPDATE_RADIUS (300.0f) +#define CRANE_MOVEMENT_PROCESSING_RADIUS (150.0f) +#define CRUSHER_Z (-0.951f) +#define MILITARY_Z (10.7862f) +#define DISTANCE_FROM_PLAYER_TO_REMOVE_VEHICLE (5.0f) +#define DISTANCE_FROM_HOOK_TO_VEHICLE_TO_COLLECT (0.5f) +#define CAR_REWARD_MILITARY_CRANE (1500) +#define CAR_MOVING_SPEED_THRESHOLD (0.01f) +#define CRANE_SLOWDOWN_MULTIPLIER (0.3f) + +#define OSCILLATION_SPEED (0.002f) +#define CAR_ROTATION_SPEED (0.0035f) +#define CRANE_MOVEMENT_SPEED (0.001f) +#define HOOK_ANGLE_MOVEMENT_SPEED (0.004f) +#define HOOK_OFFSET_MOVEMENT_SPEED (0.1f) +#define HOOK_HEIGHT_MOVEMENT_SPEED (0.06f) + +#define MESSAGE_SHOW_DURATION (4000) + +#define MAX_DISTANCE (99999.9f) +#define MIN_VALID_POSITION (-10000.0f) +#define DEFAULT_OFFSET (20.0f) + +uint32 TimerForCamInterpolation; + +uint32 CCranes::CarsCollectedMilitaryCrane; +int32 CCranes::NumCranes; +CCrane CCranes::aCranes[NUM_CRANES]; + +void CCranes::InitCranes(void) +{ + CarsCollectedMilitaryCrane = 0; + NumCranes = 0; + for (int i = 0; i < NUMSECTORS_X; i++) { + for (int j = 0; j < NUMSECTORS_Y; j++) { + for (CPtrNode* pNode = CWorld::GetSector(i, j)->m_lists[ENTITYLIST_BUILDINGS].first; pNode; pNode = pNode->next) { + CEntity* pEntity = (CEntity*)pNode->item; + if (MODELID_CRANE_1 == pEntity->GetModelIndex() || + MODELID_CRANE_2 == pEntity->GetModelIndex() || + MODELID_CRANE_3 == pEntity->GetModelIndex()) + AddThisOneCrane(pEntity); + } + } + } + for (CPtrNode* pNode = CWorld::GetBigBuildingList(LEVEL_INDUSTRIAL).first; pNode; pNode = pNode->next) { + CEntity* pEntity = (CEntity*)pNode->item; + if (MODELID_CRANE_1 == pEntity->GetModelIndex() || + MODELID_CRANE_2 == pEntity->GetModelIndex() || + MODELID_CRANE_3 == pEntity->GetModelIndex()) + AddThisOneCrane(pEntity); + } +} + +void CCranes::AddThisOneCrane(CEntity* pEntity) +{ + pEntity->GetMatrix().ResetOrientation(); + if (NumCranes >= NUM_CRANES) + return; + CCrane* pCrane = &aCranes[NumCranes]; + pCrane->Init(); + pCrane->m_pCraneEntity = (CBuilding*)pEntity; + pCrane->m_nCraneStatus = CCrane::NONE; + pCrane->m_fHookAngle = NumCranes; // lol wtf + while (pCrane->m_fHookAngle > TWOPI) + pCrane->m_fHookAngle -= TWOPI; + pCrane->m_fHookOffset = DEFAULT_OFFSET; + pCrane->m_fHookHeight = DEFAULT_OFFSET; + pCrane->m_nTimeForNextCheck = 0; + pCrane->m_nCraneState = CCrane::IDLE; + pCrane->m_bWasMilitaryCrane = false; + pCrane->m_nAudioEntity = DMAudio.CreateEntity(AUDIOTYPE_CRANE, &aCranes[NumCranes]); + if (pCrane->m_nAudioEntity >= 0) + DMAudio.SetEntityStatus(pCrane->m_nAudioEntity, 1); + pCrane->m_bIsTop = (MODELID_CRANE_1 != pEntity->GetModelIndex()); + // Is this used to avoid military crane? + if (pCrane->m_bIsTop || pEntity->GetPosition().y > 0.0f) { + CObject* pHook = new CObject(MI_MAGNET, false); + pHook->ObjectCreatedBy = MISSION_OBJECT; + pHook->bUsesCollision = false; + pHook->bExplosionProof = true; + pHook->bAffectedByGravity = false; + pCrane->m_pHook = pHook; + pCrane->CalcHookCoordinates(&pCrane->m_vecHookCurPos.x, &pCrane->m_vecHookCurPos.y, &pCrane->m_vecHookCurPos.z); + pCrane->SetHookMatrix(); + } + else + pCrane->m_pHook = nil; + NumCranes++; +} + +void CCranes::ActivateCrane(float fInfX, float fSupX, float fInfY, float fSupY, float fDropOffX, float fDropOffY, float fDropOffZ, float fHeading, bool bIsCrusher, bool bIsMilitary, float fPosX, float fPosY) +{ + float fMinDistance = MAX_DISTANCE; + float X = fPosX, Y = fPosY; + if (X <= MIN_VALID_POSITION || Y <= MIN_VALID_POSITION) { + X = fDropOffX; + Y = fDropOffY; + } + int index = 0; + for (int i = 0; i < NumCranes; i++) { + float distance = (CVector2D(X, Y) - aCranes[i].m_pCraneEntity->GetPosition()).Magnitude(); + if (distance < fMinDistance && distance < MAX_DISTANCE_TO_FIND_CRANE) { + fMinDistance = distance; + index = i; + } + } +#ifdef FIX_BUGS // classic + if (fMinDistance == MAX_DISTANCE) + return; +#endif + CCrane* pCrane = &aCranes[index]; + pCrane->m_fPickupX1 = fInfX; + pCrane->m_fPickupX2 = fSupX; + pCrane->m_fPickupY1 = fInfY; + pCrane->m_fPickupY2 = fSupY; + pCrane->m_vecDropoffTarget.x = fDropOffX; + pCrane->m_vecDropoffTarget.y = fDropOffY; + pCrane->m_vecDropoffTarget.z = fDropOffZ; + pCrane->m_nCraneStatus = CCrane::ACTIVATED; + pCrane->m_pVehiclePickedUp = nil; + pCrane->m_nVehiclesCollected = 0; + pCrane->m_fDropoffHeading = fHeading; + pCrane->m_bIsCrusher = bIsCrusher; + pCrane->m_bIsMilitaryCrane = bIsMilitary; + bool military = true; + if (!bIsMilitary && !pCrane->m_bWasMilitaryCrane) + military = false; + pCrane->m_bWasMilitaryCrane = military; + pCrane->m_nTimeForNextCheck = 0; + pCrane->m_nCraneState = CCrane::IDLE; + float Z; + if (bIsCrusher) + Z = CRUSHER_Z; + else if (bIsMilitary) + Z = MILITARY_Z; + else + Z = CWorld::FindGroundZForCoord((fInfX + fSupX) / 2, (fInfY + fSupY) / 2); + pCrane->FindParametersForTarget((fInfX + fSupX) / 2, (fInfY + fSupY) / 2, Z, &pCrane->m_fPickupAngle, &pCrane->m_fPickupDistance, &pCrane->m_fPickupHeight); + pCrane->FindParametersForTarget(fDropOffX, fDropOffY, fDropOffZ, &pCrane->m_fDropoffAngle, &pCrane->m_fDropoffDistance, &pCrane->m_fDropoffHeight); +} + +void CCranes::DeActivateCrane(float X, float Y) +{ + float fMinDistance = MAX_DISTANCE; + int index = 0; + for (int i = 0; i < NumCranes; i++) { + float distance = (CVector2D(X, Y) - aCranes[i].m_pCraneEntity->GetPosition()).Magnitude(); + if (distance < fMinDistance && distance < MAX_DISTANCE_TO_FIND_CRANE) { + fMinDistance = distance; + index = i; + } + } +#ifdef FIX_BUGS // classic + if (fMinDistance == MAX_DISTANCE) + return; +#endif + aCranes[index].m_nCraneStatus = CCrane::DEACTIVATED; + aCranes[index].m_nCraneState = CCrane::IDLE; +} + +bool CCranes::IsThisCarPickedUp(float X, float Y, CVehicle* pVehicle) +{ + int index = 0; + bool result = false; + for (int i = 0; i < NumCranes; i++) { + float distance = (CVector2D(X, Y) - aCranes[i].m_pCraneEntity->GetPosition()).Magnitude(); + if (distance < MAX_DISTANCE_TO_FIND_CRANE && aCranes[i].m_pVehiclePickedUp == pVehicle) { + if (aCranes[i].m_nCraneStatus == CCrane::LIFTING_TARGET || aCranes[i].m_nCraneStatus == CCrane::ROTATING_TARGET) + result = true; + } + } + return true; +} + +void CCranes::UpdateCranes(void) +{ + for (int i = 0; i < NumCranes; i++) { + if (aCranes[i].m_bIsTop || aCranes[i].m_bIsCrusher || + (TheCamera.GetPosition().x + CRANE_UPDATE_RADIUS > aCranes[i].m_pCraneEntity->GetPosition().x && + TheCamera.GetPosition().x - CRANE_UPDATE_RADIUS < aCranes[i].m_pCraneEntity->GetPosition().x && + TheCamera.GetPosition().y + CRANE_UPDATE_RADIUS > aCranes[i].m_pCraneEntity->GetPosition().y && + TheCamera.GetPosition().y + CRANE_UPDATE_RADIUS < aCranes[i].m_pCraneEntity->GetPosition().y)) + aCranes[i].Update(); + } +} + +void CCrane::Update(void) +{ + if (CReplay::IsPlayingBack()) + return; + if (((m_nCraneStatus == ACTIVATED || m_nCraneStatus == DEACTIVATED) && + Abs(TheCamera.GetGameCamPosition().x - m_pCraneEntity->GetPosition().x) < CRANE_MOVEMENT_PROCESSING_RADIUS && + Abs(TheCamera.GetGameCamPosition().y - m_pCraneEntity->GetPosition().y) < CRANE_MOVEMENT_PROCESSING_RADIUS) || + m_nCraneState != IDLE) { + switch (m_nCraneState) { + case IDLE: + if (GoTowardsTarget(m_fPickupAngle, m_fPickupDistance, GetHeightToPickup()) && + CTimer::GetTimeInMilliseconds() > m_nTimeForNextCheck) { + CWorld::AdvanceCurrentScanCode(); +#ifdef FIX_BUGS + int xstart = max(0, CWorld::GetSectorIndexX(m_fPickupX1)); + int xend = min(NUMSECTORS_X - 1, CWorld::GetSectorIndexX(m_fPickupX2)); + int ystart = max(0, CWorld::GetSectorIndexY(m_fPickupY1)); + int yend = min(NUMSECTORS_Y - 1, CWorld::GetSectorIndexY(m_fPickupY2)); +#else + int xstart = CWorld::GetSectorIndexX(m_fPickupX1); + int xend = CWorld::GetSectorIndexX(m_fPickupX2); + int ystart = CWorld::GetSectorIndexY(m_fPickupY1); + int yend = CWorld::GetSectorIndexY(m_fPickupY1); +#endif + assert(xstart <= xend); + assert(ystart <= yend); + for (int i = xstart; i <= xend; i++) { + for (int j = ystart; j <= yend; j++) { + FindCarInSectorList(&CWorld::GetSector(i, j)->m_lists[ENTITYLIST_VEHICLES]); + FindCarInSectorList(&CWorld::GetSector(i, j)->m_lists[ENTITYLIST_VEHICLES_OVERLAP]); + } + } + } + break; + case GOING_TOWARDS_TARGET: + if (m_pVehiclePickedUp){ + if (m_pVehiclePickedUp->GetPosition().x < m_fPickupX1 || + m_pVehiclePickedUp->GetPosition().x > m_fPickupX2 || + m_pVehiclePickedUp->GetPosition().y < m_fPickupY1 || + m_pVehiclePickedUp->GetPosition().y > m_fPickupY2 || + m_pVehiclePickedUp->pDriver || + 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) { + m_pVehiclePickedUp = nil; + m_nCraneState = IDLE; + } + else { + float fAngle, fOffset, fHeight; + FindParametersForTarget( + m_pVehiclePickedUp->GetPosition().x, + m_pVehiclePickedUp->GetPosition().y, + m_pVehiclePickedUp->GetPosition().z + m_pVehiclePickedUp->GetColModel()->boundingBox.max.z, + &fAngle, &fOffset, &fHeight); + if (GoTowardsTarget(fAngle, fOffset, fHeight)) { + CVector distance = m_pVehiclePickedUp->GetPosition() - m_vecHookCurPos; + distance.z += m_pVehiclePickedUp->GetColModel()->boundingBox.max.z; + if (distance.MagnitudeSqr() < SQR(DISTANCE_FROM_HOOK_TO_VEHICLE_TO_COLLECT)) { + m_nCraneState = GOING_TOWARDS_TARGET_ONLY_HEIGHT; + m_vecHookVelocity *= 0.4f; + m_pVehiclePickedUp->bLightsOn = false; + m_pVehiclePickedUp->bUsesCollision = false; + if (m_bIsCrusher) + m_pVehiclePickedUp->bCollisionProof = true; + DMAudio.PlayOneShot(m_nAudioEntity, SOUND_CRANE_PICKUP, 0.0f); + } + } + } + } + else + m_nCraneState = IDLE; + break; + case LIFTING_TARGET: + RotateCarriedCarProperly(); + if (GoTowardsTarget(m_fDropoffAngle, m_fDropoffDistance, GetHeightToDropoff(), CRANE_SLOWDOWN_MULTIPLIER)) + m_nCraneState = ROTATING_TARGET; + if (!m_pVehiclePickedUp || m_pVehiclePickedUp->pDriver) { + m_pVehiclePickedUp = nil; + m_nCraneState = IDLE; + } + break; + case GOING_TOWARDS_TARGET_ONLY_HEIGHT: + RotateCarriedCarProperly(); + if (GoTowardsHeightTarget(GetHeightToPickupHeight(), CRANE_SLOWDOWN_MULTIPLIER)) + m_nCraneState = LIFTING_TARGET; + TimerForCamInterpolation = CTimer::GetTimeInMilliseconds(); + if (!m_pVehiclePickedUp || m_pVehiclePickedUp->pDriver) { + m_pVehiclePickedUp = nil; + m_nCraneState = IDLE; + } + break; + case ROTATING_TARGET: + { + bool bRotateFinished = RotateCarriedCarProperly(); + bool bMovementFinished = GoTowardsTarget(m_fDropoffAngle, m_fDropoffDistance, m_fDropoffHeight, 0.3f); + if (bMovementFinished && bRotateFinished) { + float fDistanceFromPlayer = m_pVehiclePickedUp ? ((CVector2D)FindPlayerCoors() - (CVector2D)m_pVehiclePickedUp->GetPosition()).Magnitude() : 0.0f; + if (fDistanceFromPlayer > DISTANCE_FROM_PLAYER_TO_REMOVE_VEHICLE || !m_bWasMilitaryCrane) { + m_nCraneState = DROPPING_TARGET; + if (m_pVehiclePickedUp) { + m_pVehiclePickedUp->bUsesCollision = true; + m_pVehiclePickedUp->m_nStaticFrames = 0; + ++m_nVehiclesCollected; + if (m_bIsMilitaryCrane) { + CCranes::RegisterCarForMilitaryCrane(m_pVehiclePickedUp->GetModelIndex()); + if (!CCranes::HaveAllCarsBeenCollectedByMilitaryCrane()) { + CWorld::Players[CWorld::PlayerInFocus].m_nMoney += CAR_REWARD_MILITARY_CRANE; + CGarages::TriggerMessage("GA_10", CAR_REWARD_MILITARY_CRANE, MESSAGE_SHOW_DURATION, -1); + } + CWorld::Remove(m_pVehiclePickedUp); + delete m_pVehiclePickedUp; + } + } + m_pVehiclePickedUp = nil; + } + } + break; + } + case DROPPING_TARGET: + if (GoTowardsTarget(m_fDropoffAngle, m_fDropoffDistance, GetHeightToDropoffHeight(), CRANE_SLOWDOWN_MULTIPLIER)) { + m_nCraneState = IDLE; + m_nTimeForNextCheck = CTimer::GetTimeInMilliseconds() + 10000; + } + break; + default: + break; + } + CVector vecHook; + CalcHookCoordinates(&vecHook.x, &vecHook.y, &vecHook.z); + m_vecHookVelocity += ((CVector2D)vecHook - (CVector2D)m_vecHookCurPos) * CTimer::GetTimeStep() * CRANE_MOVEMENT_SPEED; + m_vecHookVelocity *= Pow(0.98f, CTimer::GetTimeStep()); + m_vecHookCurPos.x += m_vecHookVelocity.x * CTimer::GetTimeStep(); + m_vecHookCurPos.y += m_vecHookVelocity.y * CTimer::GetTimeStep(); + m_vecHookCurPos.z = vecHook.z; + switch (m_nCraneState) { + case LIFTING_TARGET: + case GOING_TOWARDS_TARGET_ONLY_HEIGHT: + case ROTATING_TARGET: + if (m_pVehiclePickedUp) { + m_pVehiclePickedUp->GetPosition() = CVector(m_vecHookCurPos.x, m_vecHookCurPos.y, m_vecHookCurPos.z - m_pVehiclePickedUp->GetColModel()->boundingBox.max.z); + m_pVehiclePickedUp->SetMoveSpeed(0.0f, 0.0f, 0.0f); + CVector up(vecHook.x - m_vecHookCurPos.x, vecHook.y - m_vecHookCurPos.y, 20.0f); + up.Normalise(); + m_pVehiclePickedUp->GetRight() = CrossProduct(m_pVehiclePickedUp->GetForward(), up); + m_pVehiclePickedUp->GetForward() = CrossProduct(up, m_pVehiclePickedUp->GetRight()); + m_pVehiclePickedUp->GetUp() = up; + } + break; + default: + break; + } + } + else { + int16 rnd = (m_pCraneEntity->m_randomSeed + (CTimer::GetTimeInMilliseconds() >> 11)) & 0xF; + // 16 options, lasting 2048 ms each + // a bit awkward: why there are 4 periods for -= and 6 for +=? is it a bug? + if (rnd < 4) { + m_fHookAngle -= OSCILLATION_SPEED * CTimer::GetTimeStep(); + if (m_fHookAngle < 0.0f) + m_fHookAngle += TWOPI; + } + else if (rnd > 5 && rnd < 12) { + m_fHookAngle += OSCILLATION_SPEED * CTimer::GetTimeStep(); + if (m_fHookAngle > TWOPI) + m_fHookAngle -= TWOPI; + } + CalcHookCoordinates(&m_vecHookCurPos.x, &m_vecHookCurPos.y, &m_vecHookCurPos.z); + m_vecHookVelocity.x = m_vecHookVelocity.y = 0.0f; + } + float fCos = Cos(m_fHookAngle); + float fSin = Sin(m_fHookAngle); + m_pCraneEntity->GetRight().x = fCos; + m_pCraneEntity->GetForward().y = fCos; + m_pCraneEntity->GetRight().y = fSin; + m_pCraneEntity->GetForward().x = -fSin; + m_pCraneEntity->GetMatrix().UpdateRW(); + m_pCraneEntity->UpdateRwFrame(); + SetHookMatrix(); +} + +bool CCrane::RotateCarriedCarProperly() +{ + if (m_fDropoffHeading <= 0.0f) + return true; + if (!m_pVehiclePickedUp) + return true; + float fAngleDelta = m_fDropoffHeading - CGeneral::GetATanOfXY(m_pVehiclePickedUp->GetForward().x, m_pVehiclePickedUp->GetForward().y); + while (fAngleDelta < -HALFPI) + fAngleDelta += PI; + while (fAngleDelta > HALFPI) + fAngleDelta -= PI; + float fDeltaThisFrame = CAR_ROTATION_SPEED * CTimer::GetTimeStep(); + if (Abs(fAngleDelta) <= fDeltaThisFrame) // no rotation is actually applied? + return true; + m_pVehiclePickedUp->GetMatrix().RotateZ(Abs(fDeltaThisFrame)); + return false; +} + +void CCrane::FindCarInSectorList(CPtrList* pList) +{ + CPtrNode* node; + for (node = pList->first; node; node = node->next) { + CVehicle* pVehicle = (CVehicle*)node->item; + if (pVehicle->m_scanCode == CWorld::GetCurrentScanCode()) + continue; + pVehicle->m_scanCode = CWorld::GetCurrentScanCode(); + if (pVehicle->GetPosition().x < m_fPickupX1 || pVehicle->GetPosition().x > m_fPickupX2 || + pVehicle->GetPosition().y < m_fPickupY1 || pVehicle->GetPosition().y > m_fPickupY2) + continue; + if (pVehicle->pDriver) + continue; + if (Abs(pVehicle->GetMoveSpeed().x) >= CAR_MOVING_SPEED_THRESHOLD || + Abs(pVehicle->GetMoveSpeed().y) >= CAR_MOVING_SPEED_THRESHOLD || + Abs(pVehicle->GetMoveSpeed().z) >= CAR_MOVING_SPEED_THRESHOLD) + continue; + if (!pVehicle->IsCar() || pVehicle->m_status == STATUS_WRECKED || pVehicle->m_fHealth < 250.0f) + continue; + if (!DoesCranePickUpThisCarType(pVehicle->GetModelIndex()) || + m_bIsMilitaryCrane && CCranes::DoesMilitaryCraneHaveThisOneAlready(pVehicle->GetModelIndex())) { + if (!pVehicle->bCraneMessageDone) { + pVehicle->bCraneMessageDone = true; + if (!m_bIsMilitaryCrane) + CGarages::TriggerMessage("CR_1", -1, MESSAGE_SHOW_DURATION, -1); // Crane cannot lift this vehicle. + else if (DoesCranePickUpThisCarType(pVehicle->GetModelIndex())) + CGarages::TriggerMessage("GA_20", -1, MESSAGE_SHOW_DURATION, -1); // We got more of these than we can shift. Sorry man, no deal. + else + CGarages::TriggerMessage("GA_19", -1, MESSAGE_SHOW_DURATION, -1); // We're not interested in that model. + } + } + else { + m_pVehiclePickedUp = pVehicle; + pVehicle->RegisterReference((CEntity**)&m_pVehiclePickedUp); + m_nCraneState = GOING_TOWARDS_TARGET; + } + } +} + +bool CCrane::DoesCranePickUpThisCarType(uint32 mi) +{ + if (m_bIsCrusher) { + return mi != MI_FIRETRUCK && + mi != MI_TRASH && +#ifndef FIX_BUGS // why + mi != MI_BLISTA && +#endif + mi != MI_SECURICA && + mi != MI_BUS && + mi != MI_DODO && + mi != MI_RHINO; + } + if (m_bIsMilitaryCrane) { + return mi == MI_FIRETRUCK || + mi == MI_AMBULAN || + mi == MI_ENFORCER || + mi == MI_FBICAR || + mi == MI_RHINO || + mi == MI_BARRACKS || + mi == MI_POLICE; + } + return true; +} + +bool CCranes::DoesMilitaryCraneHaveThisOneAlready(uint32 mi) +{ + switch (mi) { + case MI_FIRETRUCK: return (CarsCollectedMilitaryCrane & 1); + case MI_AMBULAN: return (CarsCollectedMilitaryCrane & 2); + case MI_ENFORCER: return (CarsCollectedMilitaryCrane & 4); + case MI_FBICAR: return (CarsCollectedMilitaryCrane & 8); + case MI_RHINO: return (CarsCollectedMilitaryCrane & 0x10); + case MI_BARRACKS: return (CarsCollectedMilitaryCrane & 0x20); + case MI_POLICE: return (CarsCollectedMilitaryCrane & 0x40); + default: break; + } + return false; +} + +void CCranes::RegisterCarForMilitaryCrane(uint32 mi) +{ + switch (mi) { + case MI_FIRETRUCK: CarsCollectedMilitaryCrane |= 1; break; + case MI_AMBULAN: CarsCollectedMilitaryCrane |= 2; break; + case MI_ENFORCER: CarsCollectedMilitaryCrane |= 4; break; + case MI_FBICAR: CarsCollectedMilitaryCrane |= 8; break; + case MI_RHINO: CarsCollectedMilitaryCrane |= 0x10; break; + case MI_BARRACKS: CarsCollectedMilitaryCrane |= 0x20; break; + case MI_POLICE: CarsCollectedMilitaryCrane |= 0x40; break; + default: break; + } +} + +bool CCranes::HaveAllCarsBeenCollectedByMilitaryCrane() +{ + return (CarsCollectedMilitaryCrane & 0x7F) == 0x7F; +} + +bool CCrane::GoTowardsTarget(float fAngleToTarget, float fDistanceToTarget, float fTargetHeight, float fSpeedMultiplier) +{ + bool bAngleMovementFinished, bOffsetMovementFinished, bHeightMovementFinished; + float fHookAngleDelta = fAngleToTarget - m_fHookAngle; + while (fHookAngleDelta > PI) + fHookAngleDelta -= TWOPI; + while (fHookAngleDelta < -PI) + fHookAngleDelta += TWOPI; + float fHookAngleChangeThisFrame = fSpeedMultiplier * CTimer::GetTimeStep() * HOOK_ANGLE_MOVEMENT_SPEED; + if (Abs(fHookAngleDelta) < fHookAngleChangeThisFrame) { + m_fHookAngle = fAngleToTarget; + bAngleMovementFinished = true; + } else { + if (fHookAngleDelta < 0.0f) { + m_fHookAngle -= fHookAngleChangeThisFrame; + if (m_fHookAngle < 0.0f) + m_fHookAngle += TWOPI; + } + else { + m_fHookAngle += fHookAngleChangeThisFrame; + if (m_fHookAngle > TWOPI) + m_fHookAngle -= TWOPI; + } + bAngleMovementFinished = false; + } + float fHookOffsetDelta = fDistanceToTarget - m_fHookOffset; + float fHookOffsetChangeThisFrame = fSpeedMultiplier * CTimer::GetTimeStep() * HOOK_OFFSET_MOVEMENT_SPEED; + if (Abs(fHookOffsetDelta) < fHookOffsetChangeThisFrame) { + m_fHookOffset = fDistanceToTarget; + bOffsetMovementFinished = true; + } else { + if (fHookOffsetDelta < 0.0f) + m_fHookOffset -= fHookOffsetChangeThisFrame; + else + m_fHookOffset += fHookOffsetChangeThisFrame; + bOffsetMovementFinished = false; + } + float fHookHeightDelta = fTargetHeight - m_fHookHeight; + float fHookHeightChangeThisFrame = fSpeedMultiplier * CTimer::GetTimeStep() * HOOK_HEIGHT_MOVEMENT_SPEED; + if (Abs(fHookHeightDelta) < fHookHeightChangeThisFrame) { + m_fHookHeight = fTargetHeight; + bHeightMovementFinished = true; + } else { + if (fHookHeightDelta < 0.0f) + m_fHookHeight -= fHookHeightChangeThisFrame; + else + m_fHookHeight += fHookHeightChangeThisFrame; + bHeightMovementFinished = false; + } + return bAngleMovementFinished && bOffsetMovementFinished && bHeightMovementFinished; +} + +bool CCrane::GoTowardsHeightTarget(float fTargetHeight, float fSpeedMultiplier) +{ + bool bHeightMovementFinished; + float fHookHeightDelta = fTargetHeight - m_fHookHeight; + float fHookHeightChangeThisFrame = fSpeedMultiplier * CTimer::GetTimeStep() * HOOK_HEIGHT_MOVEMENT_SPEED; + if (Abs(fHookHeightDelta) < fHookHeightChangeThisFrame) { + m_fHookHeight = fTargetHeight; + bHeightMovementFinished = true; + } else { + if (fHookHeightDelta < 0.0f) + m_fHookHeight -= fHookHeightChangeThisFrame; + else + m_fHookHeight += fHookHeightChangeThisFrame; + bHeightMovementFinished = false; + } + return bHeightMovementFinished; +} + +void CCrane::FindParametersForTarget(float X, float Y, float Z, float* pAngle, float* pDistance, float* pHeight) +{ + *pAngle = CGeneral::GetATanOfXY(X - m_pCraneEntity->GetPosition().x, Y - m_pCraneEntity->GetPosition().y); + *pDistance = ((CVector2D(X, Y) - (CVector2D)m_pCraneEntity->GetPosition())).Magnitude(); + *pHeight = Z; +} + +void CCrane::CalcHookCoordinates(float* pX, float* pY, float* pZ) +{ + *pX = Cos(m_fHookAngle) * m_fHookOffset + m_pCraneEntity->GetPosition().x; + *pY = Sin(m_fHookAngle) * m_fHookOffset + m_pCraneEntity->GetPosition().y; + *pZ = m_fHookHeight; +} + +void CCrane::SetHookMatrix() +{ + if (m_pHook == nil) + return; + m_pHook->GetPosition() = m_vecHookCurPos; + CVector up(m_vecHookInitPos.x - m_vecHookCurPos.x, m_vecHookInitPos.y - m_vecHookCurPos.y, 20.0f); + up.Normalise(); + m_pHook->GetRight() = CrossProduct(CVector(0.0f, 1.0f, 0.0f), up); + m_pHook->GetForward() = CrossProduct(up, m_pHook->GetRight()); + m_pHook->GetUp() = up; + m_pHook->SetOrientation(0.0f, 0.0f, -HALFPI); + m_pHook->GetMatrix().UpdateRW(); + m_pHook->UpdateRwFrame(); + CWorld::Remove(m_pHook); + CWorld::Add(m_pHook); +} + +bool CCranes::IsThisCarBeingCarriedByAnyCrane(CVehicle* pVehicle) +{ + for (int i = 0; i < NumCranes; i++) { + if (pVehicle == aCranes[i].m_pVehiclePickedUp) { + switch (aCranes[i].m_nCraneState) { + case CCrane::GOING_TOWARDS_TARGET_ONLY_HEIGHT: + case CCrane::LIFTING_TARGET: + case CCrane::ROTATING_TARGET: + return true; + default: + break; + } + } + } + return false; +} + +bool CCranes::IsThisCarBeingTargettedByAnyCrane(CVehicle* pVehicle) +{ + for (int i = 0; i < NumCranes; i++) { + if (pVehicle == aCranes[i].m_pVehiclePickedUp) + return true; + } + return false; +} + +void CCranes::Save(uint8* buf, uint32* size) +{ + INITSAVEBUF + + *size = 2 * sizeof(uint32) + sizeof(aCranes); + WriteSaveBuf(buf, NumCranes); + WriteSaveBuf(buf, CarsCollectedMilitaryCrane); + for (int i = 0; i < NUM_CRANES; i++) { + CCrane *pCrane = WriteSaveBuf(buf, aCranes[i]); + if (pCrane->m_pCraneEntity != nil) + pCrane->m_pCraneEntity = (CBuilding*)(CPools::GetBuildingPool()->GetJustIndex(pCrane->m_pCraneEntity) + 1); + if (pCrane->m_pHook != nil) + pCrane->m_pHook = (CObject*)(CPools::GetObjectPool()->GetJustIndex(pCrane->m_pHook) + 1); + if (pCrane->m_pVehiclePickedUp != nil) + pCrane->m_pVehiclePickedUp = (CVehicle*)(CPools::GetVehiclePool()->GetJustIndex(pCrane->m_pVehiclePickedUp) + 1); + } + + VALIDATESAVEBUF(*size); +} + +void CCranes::Load(uint8* buf, uint32 size) +{ + INITSAVEBUF + + NumCranes = ReadSaveBuf<int32>(buf); + CarsCollectedMilitaryCrane = ReadSaveBuf<uint32>(buf); + for (int i = 0; i < NUM_CRANES; i++) + aCranes[i] = ReadSaveBuf<CCrane>(buf); + for (int i = 0; i < NUM_CRANES; i++) { + CCrane *pCrane = &aCranes[i]; + if (pCrane->m_pCraneEntity != nil) + pCrane->m_pCraneEntity = CPools::GetBuildingPool()->GetSlot((uint32)pCrane->m_pCraneEntity - 1); + if (pCrane->m_pHook != nil) + pCrane->m_pHook = CPools::GetObjectPool()->GetSlot((uint32)pCrane->m_pHook - 1); + if (pCrane->m_pVehiclePickedUp != nil) + pCrane->m_pVehiclePickedUp = CPools::GetVehiclePool()->GetSlot((uint32)pCrane->m_pVehiclePickedUp - 1); + } + for (int i = 0; i < NUM_CRANES; i++) { + aCranes[i].m_nAudioEntity = DMAudio.CreateEntity(AUDIOTYPE_CRANE, &aCranes[i]); + if (aCranes[i].m_nAudioEntity != 0) + DMAudio.SetEntityStatus(aCranes[i].m_nAudioEntity, 1); + } + + VALIDATESAVEBUF(size); +} |