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author | Tiger Wang <ziwei.tiger@outlook.com> | 2017-08-18 12:17:56 +0200 |
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committer | GitHub <noreply@github.com> | 2017-08-18 12:17:56 +0200 |
commit | 72d7027861a3b7e7e8bb5fdcbbc5a1a778fa7f82 (patch) | |
tree | c1c1a040332d4ba1f784be25c67c9800e85015eb /src/World.cpp | |
parent | Sitting cats block enderchests from opening (#3906) (diff) | |
parent | Changed entity ownership model to use smart pointers (diff) | |
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Diffstat (limited to 'src/World.cpp')
-rw-r--r-- | src/World.cpp | 254 |
1 files changed, 148 insertions, 106 deletions
diff --git a/src/World.cpp b/src/World.cpp index 6f9c44c13..738761aa6 100644 --- a/src/World.cpp +++ b/src/World.cpp @@ -999,9 +999,10 @@ void cWorld::Tick(std::chrono::milliseconds a_Dt, std::chrono::milliseconds a_La for (auto & Entity : m_EntitiesToAdd) { Entity->SetWorld(this); - m_ChunkMap->AddEntity(Entity); - ASSERT(!Entity->IsTicking()); - Entity->SetIsTicking(true); + auto EntityPtr = Entity.get(); + m_ChunkMap->AddEntity(std::move(Entity)); + ASSERT(!EntityPtr->IsTicking()); + EntityPtr->SetIsTicking(true); } m_EntitiesToAdd.clear(); } @@ -1114,7 +1115,7 @@ void cWorld::TickMobs(std::chrono::milliseconds a_Dt) // do the spawn for (cMobSpawner::tSpawnedContainer::const_iterator itr2 = Spawner.getSpawned().begin(); itr2 != Spawner.getSpawned().end(); ++itr2) { - SpawnMobFinalize(*itr2); + SpawnMobFinalize(std::move(const_cast<std::unique_ptr<cMonster> &>(*itr2))); } } } // for i - AllFamilies[] @@ -1560,7 +1561,7 @@ bool cWorld::DoWithChunk(int a_ChunkX, int a_ChunkZ, cChunkCallback & a_Callback -bool cWorld::DoWithChunk(int a_ChunkX, int a_ChunkZ, std::function<bool(cChunk &)> a_Callback) +bool cWorld::DoWithChunk(int a_ChunkX, int a_ChunkZ, std::function<bool(cChunk &)> a_Callback) { struct cCallBackWrapper : cChunkCallback { @@ -2186,15 +2187,12 @@ void cWorld::SpawnItemPickups(const cItems & a_Pickups, double a_BlockX, double float SpeedY = static_cast<float>(a_FlyAwaySpeed * Random.RandInt(50)); float SpeedZ = static_cast<float>(a_FlyAwaySpeed * Random.RandInt(-5, 5)); - cPickup * Pickup = new cPickup( + auto Pickup = cpp14::make_unique<cPickup>( a_BlockX, a_BlockY, a_BlockZ, *itr, IsPlayerCreated, SpeedX, SpeedY, SpeedZ ); - if (!Pickup->Initialize(*this)) - { - delete Pickup; - Pickup = nullptr; - } + auto PickupPtr = Pickup.get(); + PickupPtr->Initialize(std::move(Pickup), *this); } } @@ -2211,15 +2209,12 @@ void cWorld::SpawnItemPickups(const cItems & a_Pickups, double a_BlockX, double continue; } - cPickup * Pickup = new cPickup( + auto Pickup = cpp14::make_unique<cPickup>( a_BlockX, a_BlockY, a_BlockZ, *itr, IsPlayerCreated, static_cast<float>(a_SpeedX), static_cast<float>(a_SpeedY), static_cast<float>(a_SpeedZ) ); - if (!Pickup->Initialize(*this)) - { - delete Pickup; - Pickup = nullptr; - } + auto PickupPtr = Pickup.get(); + PickupPtr->Initialize(std::move(Pickup), *this); } } @@ -2229,14 +2224,13 @@ void cWorld::SpawnItemPickups(const cItems & a_Pickups, double a_BlockX, double UInt32 cWorld::SpawnItemPickup(double a_PosX, double a_PosY, double a_PosZ, const cItem & a_Item, float a_SpeedX, float a_SpeedY, float a_SpeedZ, int a_LifetimeTicks, bool a_CanCombine) { - cPickup * Pickup = new cPickup(a_PosX, a_PosY, a_PosZ, a_Item, false, a_SpeedX, a_SpeedY, a_SpeedZ, a_LifetimeTicks, a_CanCombine); - if (!Pickup->Initialize(*this)) + auto Pickup = cpp14::make_unique<cPickup>(a_PosX, a_PosY, a_PosZ, a_Item, false, a_SpeedX, a_SpeedY, a_SpeedZ, a_LifetimeTicks, a_CanCombine); + auto PickupPtr = Pickup.get(); + if (!PickupPtr->Initialize(std::move(Pickup), *this)) { - delete Pickup; - Pickup = nullptr; return cEntity::INVALID_ID; } - return Pickup->GetUniqueID(); + return PickupPtr->GetUniqueID(); } @@ -2245,14 +2239,14 @@ UInt32 cWorld::SpawnItemPickup(double a_PosX, double a_PosY, double a_PosZ, cons UInt32 cWorld::SpawnFallingBlock(int a_X, int a_Y, int a_Z, BLOCKTYPE BlockType, NIBBLETYPE BlockMeta) { - cFallingBlock * FallingBlock = new cFallingBlock(Vector3i(a_X, a_Y, a_Z), BlockType, BlockMeta); - if (!FallingBlock->Initialize(*this)) + auto FallingBlock = cpp14::make_unique<cFallingBlock>(Vector3i(a_X, a_Y, a_Z), BlockType, BlockMeta); + auto FallingBlockPtr = FallingBlock.get(); + auto ID = FallingBlock->GetUniqueID(); + if (!FallingBlockPtr->Initialize(std::move(FallingBlock), *this)) { - delete FallingBlock; - FallingBlock = nullptr; return cEntity::INVALID_ID; } - return FallingBlock->GetUniqueID(); + return ID; } @@ -2267,14 +2261,13 @@ UInt32 cWorld::SpawnExperienceOrb(double a_X, double a_Y, double a_Z, int a_Rewa return cEntity::INVALID_ID; } - cExpOrb * ExpOrb = new cExpOrb(a_X, a_Y, a_Z, a_Reward); - if (!ExpOrb->Initialize(*this)) + auto ExpOrb = cpp14::make_unique<cExpOrb>(a_X, a_Y, a_Z, a_Reward); + auto ExpOrbPtr = ExpOrb.get(); + if (!ExpOrbPtr->Initialize(std::move(ExpOrb), *this)) { - delete ExpOrb; - ExpOrb = nullptr; return cEntity::INVALID_ID; } - return ExpOrb->GetUniqueID(); + return ExpOrbPtr->GetUniqueID(); } @@ -2283,26 +2276,26 @@ UInt32 cWorld::SpawnExperienceOrb(double a_X, double a_Y, double a_Z, int a_Rewa UInt32 cWorld::SpawnMinecart(double a_X, double a_Y, double a_Z, int a_MinecartType, const cItem & a_Content, int a_BlockHeight) { - cMinecart * Minecart; + std::unique_ptr<cMinecart> Minecart; switch (a_MinecartType) { - case E_ITEM_MINECART: Minecart = new cRideableMinecart (a_X, a_Y, a_Z, a_Content, a_BlockHeight); break; - case E_ITEM_CHEST_MINECART: Minecart = new cMinecartWithChest (a_X, a_Y, a_Z); break; - case E_ITEM_FURNACE_MINECART: Minecart = new cMinecartWithFurnace (a_X, a_Y, a_Z); break; - case E_ITEM_MINECART_WITH_TNT: Minecart = new cMinecartWithTNT (a_X, a_Y, a_Z); break; - case E_ITEM_MINECART_WITH_HOPPER: Minecart = new cMinecartWithHopper (a_X, a_Y, a_Z); break; + case E_ITEM_MINECART: Minecart = cpp14::make_unique<cRideableMinecart>(a_X, a_Y, a_Z, a_Content, a_BlockHeight); break; + case E_ITEM_CHEST_MINECART: Minecart = cpp14::make_unique<cMinecartWithChest>(a_X, a_Y, a_Z); break; + case E_ITEM_FURNACE_MINECART: Minecart = cpp14::make_unique<cMinecartWithFurnace>(a_X, a_Y, a_Z); break; + case E_ITEM_MINECART_WITH_TNT: Minecart = cpp14::make_unique<cMinecartWithTNT>(a_X, a_Y, a_Z); break; + case E_ITEM_MINECART_WITH_HOPPER: Minecart = cpp14::make_unique<cMinecartWithHopper>(a_X, a_Y, a_Z); break; default: { return cEntity::INVALID_ID; } } // switch (a_MinecartType) - if (!Minecart->Initialize(*this)) + + auto MinecartPtr = Minecart.get(); + if (!MinecartPtr->Initialize(std::move(Minecart), *this)) { - delete Minecart; - Minecart = nullptr; return cEntity::INVALID_ID; } - return Minecart->GetUniqueID(); + return MinecartPtr->GetUniqueID(); } @@ -2311,18 +2304,13 @@ UInt32 cWorld::SpawnMinecart(double a_X, double a_Y, double a_Z, int a_MinecartT UInt32 cWorld::SpawnBoat(double a_X, double a_Y, double a_Z, cBoat::eMaterial a_Material) { - cBoat * Boat = new cBoat(a_X, a_Y, a_Z, a_Material); - if (Boat == nullptr) - { - return cEntity::INVALID_ID; - } - if (!Boat->Initialize(*this)) + auto Boat = cpp14::make_unique<cBoat>(a_X, a_Y, a_Z, a_Material); + auto BoatPtr = Boat.get(); + if (!BoatPtr->Initialize(std::move(Boat), *this)) { - delete Boat; - Boat = nullptr; return cEntity::INVALID_ID; } - return Boat->GetUniqueID(); + return BoatPtr->GetUniqueID(); } @@ -2330,20 +2318,20 @@ UInt32 cWorld::SpawnBoat(double a_X, double a_Y, double a_Z, cBoat::eMaterial a_ UInt32 cWorld::SpawnPrimedTNT(double a_X, double a_Y, double a_Z, int a_FuseTicks, double a_InitialVelocityCoeff) { - cTNTEntity * TNT = new cTNTEntity(a_X, a_Y, a_Z, a_FuseTicks); - if (!TNT->Initialize(*this)) + auto TNT = cpp14::make_unique<cTNTEntity>(a_X, a_Y, a_Z, a_FuseTicks); + auto TNTPtr = TNT.get(); + if (!TNTPtr->Initialize(std::move(TNT), *this)) { - delete TNT; - TNT = nullptr; return cEntity::INVALID_ID; } + auto & Random = GetRandomProvider(); - TNT->SetSpeed( + TNTPtr->SetSpeed( a_InitialVelocityCoeff * Random.RandInt(-1, 1), a_InitialVelocityCoeff * 2, a_InitialVelocityCoeff * Random.RandInt(-1, 1) ); - return TNT->GetUniqueID(); + return TNTPtr->GetUniqueID(); } @@ -2912,7 +2900,7 @@ void cWorld::QueueSetChunkData(cSetChunkDataPtr a_SetChunkData) // Store a copy of the data in the queue: // TODO: If the queue is too large, wait for it to get processed. Not likely, though. cCSLock Lock(m_CSSetChunkDataQueue); - m_SetChunkDataQueue.push_back(std::move(a_SetChunkData)); + m_SetChunkDataQueue.emplace_back(std::move(a_SetChunkData)); } @@ -2927,15 +2915,10 @@ void cWorld::SetChunkData(cSetChunkData & a_SetChunkData) m_ChunkMap->SetChunkData(a_SetChunkData); // Initialize the entities (outside the m_ChunkMap's CS, to fix FS #347): - cEntityList Entities; - std::swap(a_SetChunkData.GetEntities(), Entities); - for (cEntityList::iterator itr = Entities.begin(), end = Entities.end(); itr != end; ++itr) + for (auto & Entity : a_SetChunkData.GetEntities()) { - if (!(*itr)->Initialize(*this)) - { - delete *itr; - *itr = nullptr; - } + auto EntityPtr = Entity.get(); + EntityPtr->Initialize(std::move(Entity), *this); } // If a client is requesting this chunk, send it to them: @@ -3056,39 +3039,41 @@ void cWorld::CollectPickupsByPlayer(cPlayer & a_Player) -void cWorld::AddPlayer(cPlayer * a_Player, cWorld * a_OldWorld) +void cWorld::AddPlayer(std::unique_ptr<cPlayer> a_Player, cWorld * a_OldWorld) { cCSLock Lock(m_CSPlayersToAdd); - m_PlayersToAdd.emplace_back(a_Player, a_OldWorld); + m_PlayersToAdd.emplace_back(std::move(a_Player), a_OldWorld); } -void cWorld::RemovePlayer(cPlayer * a_Player, bool a_RemoveFromChunk) +std::unique_ptr<cPlayer> cWorld::RemovePlayer(cPlayer & a_Player, bool a_RemoveFromChunk) { + std::unique_ptr<cPlayer> PlayerPtr; + if (a_RemoveFromChunk) { // To prevent iterator invalidations when an entity goes through a portal and calls this function whilst being ticked by cChunk // we should not change cChunk's entity list if asked not to - m_ChunkMap->RemoveEntity(a_Player); + PlayerPtr = std::unique_ptr<cPlayer>(static_cast<cPlayer *>(m_ChunkMap->RemoveEntity(a_Player).release())); } { cCSLock Lock(m_CSPlayersToAdd); - m_PlayersToAdd.remove_if([&](const std::pair< cPlayer *, cWorld * > & value) -> bool + m_PlayersToAdd.remove_if([&](const decltype(m_PlayersToAdd)::value_type & value) -> bool { - return (value.first == a_Player); + return (value.first.get() == &a_Player); }); } { cCSLock Lock(m_CSPlayers); - LOGD("Removing player %s from world \"%s\"", a_Player->GetName().c_str(), m_WorldName.c_str()); - m_Players.remove(a_Player); + LOGD("Removing player %s from world \"%s\"", a_Player.GetName().c_str(), m_WorldName.c_str()); + m_Players.remove(&a_Player); } // Remove the player's client from the list of clients to be ticked: - cClientHandle * Client = a_Player->GetClientHandle(); + cClientHandle * Client = a_Player.GetClientHandle(); if (Client != nullptr) { Client->RemoveFromWorld(); @@ -3096,7 +3081,61 @@ void cWorld::RemovePlayer(cPlayer * a_Player, bool a_RemoveFromChunk) cCSLock Lock(m_CSClients); m_ClientsToRemove.push_back(Client); } + + return PlayerPtr; +} + + + + + +#ifdef _DEBUG +bool cWorld::IsPlayerReferencedInWorldOrChunk(cPlayer & a_Player) +{ + if (m_ChunkMap->RemoveEntity(a_Player) != nullptr) + { + return true; + } + + { + cCSLock Lock(m_CSPlayersToAdd); + if (std::find_if( + m_PlayersToAdd.begin(), m_PlayersToAdd.end(), + [&a_Player](const cAwaitingPlayerList::value_type & Item) { return Item.first.get() == &a_Player; }) != m_PlayersToAdd.end() + ) + { + return true; + } + } + + { + cCSLock Lock(m_CSPlayers); + if (std::find(m_Players.begin(), m_Players.end(), &a_Player) != m_Players.end()) + { + return true; + } + } + + { + cCSLock Lock(m_CSEntitiesToAdd); + if (std::find(m_ClientsToAdd.begin(), m_ClientsToAdd.end(), a_Player.GetClientHandlePtr()) != m_ClientsToAdd.end()) + { + return true; + } + } + + { + cCSLock Lock(m_CSClients); + if (std::find(m_Clients.begin(), m_Clients.end(), a_Player.GetClientHandlePtr()) != m_Clients.end()) + { + return true; + } + } + + // Assume OK if in ClientsToRemove or PlayersToRemove + return false; } +#endif @@ -3313,11 +3352,11 @@ bool cWorld::DoWithEntityByID(UInt32 a_UniqueID, cLambdaEntityCallback a_Callbac // First check the entities-to-add: { cCSLock Lock(m_CSEntitiesToAdd); - for (auto & ent: m_EntitiesToAdd) + for (const auto & ent: m_EntitiesToAdd) { if (ent->GetUniqueID() == a_UniqueID) { - a_Callback(ent); + a_Callback(ent.get()); return true; } } // for ent - m_EntitiesToAdd[] @@ -3610,11 +3649,11 @@ void cWorld::ScheduleTask(int a_DelayTicks, std::function<void (cWorld &)> a_Tas -void cWorld::AddEntity(cEntity * a_Entity) +void cWorld::AddEntity(OwnedEntity a_Entity) { a_Entity->SetWorld(this); cCSLock Lock(m_CSEntitiesToAdd); - m_EntitiesToAdd.push_back(a_Entity); + m_EntitiesToAdd.emplace_back(std::move(a_Entity)); } @@ -3749,9 +3788,7 @@ bool cWorld::IsBlockDirectlyWatered(int a_BlockX, int a_BlockY, int a_BlockZ) UInt32 cWorld::SpawnMob(double a_PosX, double a_PosY, double a_PosZ, eMonsterType a_MonsterType, bool a_Baby) { - cMonster * Monster = nullptr; - - Monster = cMonster::NewMonsterFromType(a_MonsterType); + auto Monster = cMonster::NewMonsterFromType(a_MonsterType); if (Monster == nullptr) { return cEntity::INVALID_ID; @@ -3763,13 +3800,13 @@ UInt32 cWorld::SpawnMob(double a_PosX, double a_PosY, double a_PosZ, eMonsterTyp Monster->SetAge(-1); } - return SpawnMobFinalize(Monster); + return SpawnMobFinalize(std::move(Monster)); } -UInt32 cWorld::SpawnMobFinalize(cMonster * a_Monster) +UInt32 cWorld::SpawnMobFinalize(std::unique_ptr<cMonster> a_Monster) { ASSERT(a_Monster != nullptr); @@ -3779,22 +3816,20 @@ UInt32 cWorld::SpawnMobFinalize(cMonster * a_Monster) // A plugin doesn't agree with the spawn. bail out. if (cPluginManager::Get()->CallHookSpawningMonster(*this, *a_Monster)) { - delete a_Monster; - a_Monster = nullptr; return cEntity::INVALID_ID; } + auto & Monster = *a_Monster; + // Initialize the monster into the current world. - if (!a_Monster->Initialize(*this)) + if (!Monster.Initialize(std::move(a_Monster), *this)) { - delete a_Monster; - a_Monster = nullptr; return cEntity::INVALID_ID; } - cPluginManager::Get()->CallHookSpawnedMonster(*this, *a_Monster); + cPluginManager::Get()->CallHookSpawnedMonster(*this, Monster); - return a_Monster->GetUniqueID(); + return Monster.GetUniqueID(); } @@ -3803,18 +3838,19 @@ UInt32 cWorld::SpawnMobFinalize(cMonster * a_Monster) UInt32 cWorld::CreateProjectile(double a_PosX, double a_PosY, double a_PosZ, cProjectileEntity::eKind a_Kind, cEntity * a_Creator, const cItem * a_Item, const Vector3d * a_Speed) { - cProjectileEntity * Projectile = cProjectileEntity::Create(a_Kind, a_Creator, a_PosX, a_PosY, a_PosZ, a_Item, a_Speed); + auto Projectile = cProjectileEntity::Create(a_Kind, a_Creator, a_PosX, a_PosY, a_PosZ, a_Item, a_Speed); if (Projectile == nullptr) { return cEntity::INVALID_ID; } - if (!Projectile->Initialize(*this)) + + auto ProjectilePtr = Projectile.get(); + if (!ProjectilePtr->Initialize(std::move(Projectile), *this)) { - delete Projectile; - Projectile = nullptr; return cEntity::INVALID_ID; } - return Projectile->GetUniqueID(); + + return ProjectilePtr->GetUniqueID(); } @@ -4010,29 +4046,35 @@ void cWorld::AddQueuedPlayers(void) std::swap(PlayersToAdd, m_PlayersToAdd); } + // Temporary (#3115-will-fix): store pointers to player objects after ownership transferral + std::vector<std::pair<cPlayer *, cWorld *>> AddedPlayerPtrs; + AddedPlayerPtrs.reserve(PlayersToAdd.size()); + // Add all the players in the grabbed list: { cCSLock Lock(m_CSPlayers); for (auto & AwaitingPlayer : PlayersToAdd) { auto & Player = AwaitingPlayer.first; - ASSERT(std::find(m_Players.begin(), m_Players.end(), Player) == m_Players.end()); // Is it already in the list? HOW? + ASSERT(std::find(m_Players.begin(), m_Players.end(), Player.get()) == m_Players.end()); // Is it already in the list? HOW? LOGD("Adding player %s to world \"%s\".", Player->GetName().c_str(), m_WorldName.c_str()); - m_Players.push_back(Player); + m_Players.push_back(Player.get()); Player->SetWorld(this); // Add to chunkmap, if not already there (Spawn vs MoveToWorld): - m_ChunkMap->AddEntityIfNotPresent(Player); - ASSERT(!Player->IsTicking()); - Player->SetIsTicking(true); + auto PlayerPtr = Player.get(); + m_ChunkMap->AddEntityIfNotPresent(std::move(Player)); + ASSERT(!PlayerPtr->IsTicking()); + PlayerPtr->SetIsTicking(true); + AddedPlayerPtrs.emplace_back(PlayerPtr, AwaitingPlayer.second); } // for itr - PlayersToAdd[] } // Lock(m_CSPlayers) // Add all the players' clienthandles: { cCSLock Lock(m_CSClients); - for (auto & AwaitingPlayer : PlayersToAdd) + for (auto & AwaitingPlayer : AddedPlayerPtrs) { auto & Player = AwaitingPlayer.first; cClientHandlePtr Client = Player->GetClientHandlePtr(); @@ -4044,7 +4086,7 @@ void cWorld::AddQueuedPlayers(void) } // Lock(m_CSClients) // Stream chunks to all eligible clients: - for (auto & AwaitingPlayer : PlayersToAdd) + for (auto & AwaitingPlayer : AddedPlayerPtrs) { auto & Player = AwaitingPlayer.first; cClientHandle * Client = Player->GetClientHandle(); @@ -4057,7 +4099,7 @@ void cWorld::AddQueuedPlayers(void) } // for itr - PlayersToAdd[] // Call EntityChangedWorld callback on all eligible clients - for (auto & AwaitingPlayer : PlayersToAdd) + for (auto & AwaitingPlayer : AddedPlayerPtrs) { if (AwaitingPlayer.second != nullptr) { @@ -4087,14 +4129,14 @@ void cWorld::cChunkGeneratorCallbacks::OnChunkGenerated(cChunkDesc & a_ChunkDesc cChunkDef::BlockNibbles BlockMetas; a_ChunkDesc.CompressBlockMetas(BlockMetas); - cSetChunkDataPtr SetChunkData(new cSetChunkData( + auto SetChunkData = cpp14::make_unique<cSetChunkData>( a_ChunkDesc.GetChunkX(), a_ChunkDesc.GetChunkZ(), a_ChunkDesc.GetBlockTypes(), BlockMetas, nullptr, nullptr, // We don't have lighting, chunk will be lighted when needed &a_ChunkDesc.GetHeightMap(), &a_ChunkDesc.GetBiomeMap(), std::move(a_ChunkDesc.GetEntities()), std::move(a_ChunkDesc.GetBlockEntities()), true - )); + ); SetChunkData->RemoveInvalidBlockEntities(); m_World->QueueSetChunkData(std::move(SetChunkData)); } |