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authorTiger Wang <ziwei.tiger@outlook.com>2017-08-18 12:17:56 +0200
committerGitHub <noreply@github.com>2017-08-18 12:17:56 +0200
commit72d7027861a3b7e7e8bb5fdcbbc5a1a778fa7f82 (patch)
treec1c1a040332d4ba1f784be25c67c9800e85015eb /src/World.cpp
parentSitting cats block enderchests from opening (#3906) (diff)
parentChanged entity ownership model to use smart pointers (diff)
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Diffstat (limited to 'src/World.cpp')
-rw-r--r--src/World.cpp254
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));
}