Add support for driving and being a passenger in client-side vehicles, client-side vehicle damage and animated vehicle entering/exiting through new functions for client-side peds/local players

Client/game_sa/CCarEnterExitSA.cpp

@@ -183,3 +183,16 @@ bool CCarEnterExitSA::IsRoomForPedToLeaveCar(CVehicle* pVehicle, int iDoor, CVec
 
     return bRet;
 }
+
+void CCarEnterExitSA::GetPositionToOpenCarDoor(CVector& vecPosition, CVehicle* pVehicle, unsigned int uiDoor)
+{
+    CVehicleSA* pVehicleSA = dynamic_cast<CVehicleSA*>(pVehicle);
+
+    if (pVehicleSA)
+    {
+        CVehicleSAInterface* pVehicleInterface = pVehicleSA->GetVehicleInterface();
+
+        auto CCarEnterExit_GetPositionToOpenCarDoor = (void(__cdecl*)(CVector&, CVehicleSAInterface*, int))FUNC_GetPositionToOpenCarDoor;
+        CCarEnterExit_GetPositionToOpenCarDoor(vecPosition, pVehicleInterface, uiDoor);
+    }
+}

Client/game_sa/CCarEnterExitSA.h

@@ -19,6 +19,7 @@
 #define FUNC_GetNearestCarPassengerDoor         0x650BB0
 #define FUNC_ComputeTargetDoorToExit            0x64F110
 #define FUNC_IsRoomForPedToLeaveCar             0x6504C0
+#define FUNC_GetPositionToOpenCarDoor           0x64E740
 
 class CCarEnterExitSA : public CCarEnterExit
 {
@@ -27,4 +28,5 @@ class CCarEnterExitSA : public CCarEnterExit
     bool GetNearestCarPassengerDoor(CPed* pPed, CVehicle* pVehicle, CVector* pVector, int* pDoor, bool bUnknown, bool bUnknown2, bool bCheckIfRoomToGetIn);
     int  ComputeTargetDoorToExit(CPed* pPed, CVehicle* pVehicle);
     bool IsRoomForPedToLeaveCar(CVehicle* pVehicle, int iDoor, CVector* pUnknown = 0);
+    void GetPositionToOpenCarDoor(CVector& vecPosition, CVehicle* pVehicle, unsigned int uiDoor);
 };

Client/mods/deathmatch/logic/CClientExplosionManager.cpp

@@ -109,6 +109,28 @@ bool CClientExplosionManager::Hook_ExplosionCreation(CEntity* pGameExplodingEnti
     if (!bIsLocalPlayer && !bIsLocalPlayerVehicle && !bIsUnoccupiedVehicleSynced)
         return false;
 
+    if (bIsLocalPlayer || bIsLocalPlayerVehicle)
+    {
+        CClientEntity* pOriginSource = NULL;
+
+        // Check if the "weapon" used was a rocket or a tank grenade.
+        if (explosionWeaponType == WEAPONTYPE_ROCKET || explosionWeaponType == WEAPONTYPE_TANK_GRENADE)
+        {
+            CClientVehicle* pOccupiedVehicle = pLocalPlayer->GetOccupiedVehicle();
+
+            // Is the player in a vehicle?
+            if (pOccupiedVehicle)
+            {
+                // Is the vehicle only available locally?
+                if (pOccupiedVehicle->IsLocalEntity())
+                {
+                    // It is pretty safe to asume this was a projectile from a client-side vehicle driven by the player. Abort.
+                    return true;
+                }
+            }
+        }
+    }
+
     CClientEntity* pOriginSource = nullptr;
 
     // Is this an exploding vehicle?

Client/mods/deathmatch/logic/CClientGame.h

@@ -345,6 +345,8 @@ class CClientGame
     bool           GetDamageSent() { return m_bDamageSent; }
     void           SetDamageSent(bool b) { m_bDamageSent = b; }
 
+    bool ProcessExitVehicle();
+    bool ProcessEnterVehicle(CClientVehicle* pVehicle, unsigned int uiSeat, unsigned int uiDoor);
     void ProcessVehicleInOutKey(bool bPassenger);
 
     void ResetVehicleInOut();
@@ -605,6 +607,14 @@ class CClientGame
     void SendFireSync(CFire* pFire);
     void SendProjectileSync(CClientProjectile* pProjectile);
 
+    void SetGettingOutOfVehicle(bool bGettingOutOfVehicle) { m_bIsGettingOutOfVehicle = bGettingOutOfVehicle; };
+    void SetGettingIntoVehicle(bool bGettingIntoVehicle) { m_bIsGettingIntoVehicle = bGettingIntoVehicle; };
+    void SetVehicleInOutID(ElementID vehicleInOutID) { m_VehicleInOutID = vehicleInOutID; };
+    void SetVehicleInOutSeat(unsigned char ucVehicleInOutSeat) { m_ucVehicleInOutSeat = ucVehicleInOutSeat; };
+
+    void SetGettingJacked(bool bIsGettingJacked) { m_bIsGettingJacked = bIsGettingJacked; };
+    void SetGettingJackedBy(CClientPed* pJacker) { m_pGettingJackedBy = pJacker; };
+
     void           SetServerVersionSortable(const SString& strVersion) { m_strServerVersionSortable = strVersion; }
     const SString& GetServerVersionSortable() { return m_strServerVersionSortable; }
 
@@ -729,13 +739,14 @@ class CClientGame
     unsigned long  m_ulLastVehicleInOutTime;
     bool           m_bIsGettingOutOfVehicle;
     bool           m_bIsGettingIntoVehicle;
+    CClientPed*    m_pJackingPed;
     bool           m_bIsJackingVehicle;
     bool           m_bIsGettingJacked;
     ElementID      m_VehicleInOutID;
     unsigned char  m_ucVehicleInOutSeat;
     bool           m_bNoNewVehicleTask;
     ElementID      m_NoNewVehicleTaskReasonID;
-    CClientPlayer* m_pGettingJackedBy;
+    CClientPed*    m_pGettingJackedBy;
 
     CEntity*       m_pTargetedGameEntity;
     CClientEntity* m_pTargetedEntity;