Fix incorrect rotation of some LODs after using removeGameWorld

Client/game_sa/CBuildingsPoolSA.cpp

@@ -199,7 +199,12 @@ void CBuildingsPoolSA::RemoveAllWithBackup()
             RemoveBuildingFromWorld(building);
 
             if (building->HasMatrix())
+            {
+                // Keep original matrix
+                m_buildingMatrix[building] = *building->matrix;
+
                 building->RemoveMatrix();
+            }
 
             pBuildsingsPool->Release(i);
 
@@ -231,6 +236,21 @@ void CBuildingsPoolSA::RestoreBackup()
             auto* pBuilding = pBuildsingsPool->AllocateAtNoInit(i);
             std::memcpy(pBuilding, &originalData[i].second, sizeof(CBuildingSAInterface));
 
+            // Restore matrix if it was removed
+            auto it = m_buildingMatrix.find(pBuilding);
+            if (it != m_buildingMatrix.end())
+            {
+                if (!pBuilding->HasMatrix())
+                    pBuilding->AllocateMatrix();
+
+                pBuilding->matrix->vRight = it->second.vRight;
+                pBuilding->matrix->vFront = it->second.vFront;
+                pBuilding->matrix->vUp = it->second.vUp;
+                pBuilding->matrix->vPos = it->second.vPos;
+
+                m_buildingMatrix.erase(it);
+            }
+
             worldSA->Add(pBuilding, CBuildingPool_Constructor);
             buildingRemovealSA->AddDataBuilding(pBuilding);
         }

Client/game_sa/CBuildingsPoolSA.h

@@ -52,6 +52,8 @@ class CBuildingsPoolSA : public CBuildingsPool
 
     std::unique_ptr<backup_container_t> m_pOriginalBuildingsBackup;
 
+    std::unordered_map<CBuildingSAInterface*, CMatrix_Padded> m_buildingMatrix{};
+
     // Set by RemoveAllWithBackup after sweeping stale entity links (vehicle damage,
     // ped contact, object entity refs). Cleared by Resize to skip a redundant pass
     // when SetBuildingPoolSize calls both in the same remove/resize cycle.

Client/game_sa/CPlaceableSA.h

@@ -27,6 +27,7 @@ class CPlaceableSAInterface
     bool  IsPlaceableVTBL() const { return GetVTBL() == (void*)0x863C40; }
 
     bool HasMatrix() const noexcept { return matrix != nullptr; }
+    void AllocateMatrix() { ((void(__thiscall*)(void*))0x54F560)(this); }
     void RemoveMatrix() { ((void(__thiscall*)(void*))0x54F3B0)(this); }
 
     void SetOrientation(float x, float y, float z) { ((void(__thiscall*)(CPlaceableSAInterface * pEntity, float, float, float))0x439A80)(this, x, y, z); }