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Merge pull request #3165 from LogicParrot/chunkLayer2

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ChunkLayers now stored in std::map [revised]
This commit is contained in:
LogicParrot 2016-04-24 20:25:28 +03:00
commit 16d53a039b
2 changed files with 61 additions and 62 deletions
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117
src/ChunkMap.cpp
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@ -51,24 +51,10 @@ cChunkMap::cChunkMap(cWorld * a_World) :
cChunkMap::~cChunkMap()
{
cCSLock Lock(m_CSLayers);
while (!m_Layers.empty())
{
delete m_Layers.back();
m_Layers.pop_back(); // Must pop, because further chunk deletions query the chunkmap for entities and that would touch deleted data
}
}
void cChunkMap::RemoveLayer(cChunkLayer * a_Layer)
{
cCSLock Lock(m_CSLayers);
m_Layers.remove(a_Layer);
m_Layers.erase(std::pair<int, int>(a_Layer->GetX(), a_Layer->GetZ()));
}
@ -78,23 +64,26 @@ void cChunkMap::RemoveLayer(cChunkLayer * a_Layer)
cChunkMap::cChunkLayer * cChunkMap::GetLayer(int a_LayerX, int a_LayerZ)
{
cCSLock Lock(m_CSLayers);
for (cChunkLayerList::const_iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr)
auto it = m_Layers.find(std::pair<int, int>(a_LayerX, a_LayerZ));
if (it !=m_Layers.end())
{
if (((*itr)->GetX() == a_LayerX) && ((*itr)->GetZ() == a_LayerZ))
{
return *itr;
}
cChunkLayer & Layer = it->second;
return &Layer;
}
// Not found, create new:
cChunkLayer * Layer = new cChunkLayer(a_LayerX, a_LayerZ, this, *m_Pool);
if (Layer == nullptr)
{
LOGERROR("cChunkMap: Cannot create new layer, server out of memory?");
return nullptr;
}
m_Layers.push_back(Layer);
return Layer;
auto EmplaceResult = m_Layers.emplace(std::piecewise_construct,
std::forward_as_tuple(a_LayerX, a_LayerZ),
std::forward_as_tuple(a_LayerX, a_LayerZ, this, *m_Pool));
// EmplaceResult.second = a bool, if false, then the item is already there.
// EmplaceResult.first = an iterator pointing to the inserted item
// EmplaceResult.first->second = the inserted chunk layer
// EmplaceResult.first->first = the item's key (an std::pair if chunk X and chunk Z) - we don't need this
ASSERT (EmplaceResult.second == true); // Make sure the element did not exist prior to the insertion
cChunkLayer & Layer = (EmplaceResult.first->second);
return &Layer;
}
@ -116,13 +105,12 @@ cChunkMap::cChunkLayer * cChunkMap::FindLayer(int a_LayerX, int a_LayerZ)
{
ASSERT(m_CSLayers.IsLockedByCurrentThread());
for (cChunkLayerList::const_iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr)
auto it = m_Layers.find(std::pair<int, int>(a_LayerX, a_LayerZ));
if (it != m_Layers.end())
{
if (((*itr)->GetX() == a_LayerX) && ((*itr)->GetZ() == a_LayerZ))
{
return *itr;
}
} // for itr - m_Layers[]
cChunkLayer & Layer = it->second;
return &Layer;
}
// Not found
return nullptr;
@ -1591,9 +1579,10 @@ void cChunkMap::RemoveClientFromChunks(cClientHandle * a_Client)
{
cCSLock Lock(m_CSLayers);
for (cChunkLayerList::const_iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr)
for (auto & itr : m_Layers)
{
(*itr)->RemoveClient(a_Client);
cChunkLayer & Layer = itr.second;
Layer.RemoveClient(a_Client);
} // for itr - m_Layers[]
}
@ -1643,9 +1632,10 @@ void cChunkMap::AddEntityIfNotPresent(cEntity * a_Entity)
bool cChunkMap::HasEntity(UInt32 a_UniqueID)
{
cCSLock Lock(m_CSLayers);
for (cChunkLayerList::const_iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr)
for (auto & itr : m_Layers)
{
if ((*itr)->HasEntity(a_UniqueID))
cChunkLayer & Layer = itr.second;
if (Layer.HasEntity(a_UniqueID))
{
return true;
}
@ -1677,9 +1667,10 @@ void cChunkMap::RemoveEntity(cEntity * a_Entity)
bool cChunkMap::ForEachEntity(cEntityCallback & a_Callback)
{
cCSLock Lock(m_CSLayers);
for (cChunkLayerList::const_iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr)
for (auto & itr : m_Layers)
{
if (!(*itr)->ForEachEntity(a_Callback))
cChunkLayer & Layer = itr.second;
if (!Layer.ForEachEntity(a_Callback))
{
return false;
}
@ -1938,9 +1929,10 @@ bool cChunkMap::DoWithEntityByID(UInt32 a_UniqueID, cEntityCallback & a_Callback
{
cCSLock Lock(m_CSLayers);
bool res = false;
for (cChunkLayerList::const_iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr)
for (auto & itr : m_Layers)
{
if ((*itr)->DoWithEntityByID(a_UniqueID, a_Callback, res))
cChunkLayer & Layer = itr.second;
if (Layer.DoWithEntityByID(a_UniqueID, a_Callback, res))
{
return res;
}
@ -2494,14 +2486,14 @@ bool cChunkMap::ForEachChunkInRect(int a_MinChunkX, int a_MaxChunkX, int a_MinCh
bool cChunkMap::ForEachLoadedChunk(std::function<bool(int, int)> a_Callback)
{
cCSLock Lock(m_CSLayers);
for (cChunkLayerList::const_iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr) // iterate over ALL loaded layers
for (auto & itr: m_Layers)
{
cChunkLayer * layer = *itr;
cChunkLayer & Layer = itr.second;
for (int x = 0; x < LAYER_SIZE; x++)
{
for (int z = 0; z < LAYER_SIZE; z++)
{
cChunkPtr p = layer->FindChunk(layer->GetX() * LAYER_SIZE + x, layer->GetZ() * LAYER_SIZE + z);
cChunkPtr p = Layer.FindChunk(Layer.GetX() * LAYER_SIZE + x, Layer.GetZ() * LAYER_SIZE + z);
if ((p != nullptr) && p->IsValid()) // if chunk is loaded
{
if (a_Callback(p->GetPosX(), p->GetPosZ()))
@ -2562,10 +2554,11 @@ void cChunkMap::GetChunkStats(int & a_NumChunksValid, int & a_NumChunksDirty)
a_NumChunksValid = 0;
a_NumChunksDirty = 0;
cCSLock Lock(m_CSLayers);
for (cChunkLayerList::const_iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr)
for (auto & itr : m_Layers)
{
cChunkLayer & Layer = itr.second;
int NumValid = 0, NumDirty = 0;
(*itr)->GetChunkStats(NumValid, NumDirty);
Layer.GetChunkStats(NumValid, NumDirty);
a_NumChunksValid += NumValid;
a_NumChunksDirty += NumDirty;
} // for itr - m_Layers[]
@ -2645,9 +2638,10 @@ void cChunkMap::SetNextBlockTick(int a_BlockX, int a_BlockY, int a_BlockZ)
void cChunkMap::CollectMobCensus(cMobCensus & a_ToFill)
{
cCSLock Lock(m_CSLayers);
for (auto && layer: m_Layers)
for (auto & itr: m_Layers)
{
layer->CollectMobCensus(a_ToFill);
cChunkLayer & Layer = itr.second;
Layer.CollectMobCensus(a_ToFill);
} // for itr - m_Layers
}
@ -2659,9 +2653,10 @@ void cChunkMap::CollectMobCensus(cMobCensus & a_ToFill)
void cChunkMap::SpawnMobs(cMobSpawner & a_MobSpawner)
{
cCSLock Lock(m_CSLayers);
for (auto && layer: m_Layers)
for (auto & itr: m_Layers)
{
layer->SpawnMobs(a_MobSpawner);
cChunkLayer & Layer = itr.second;
Layer.SpawnMobs(a_MobSpawner);
} // for itr - m_Layers
}
@ -2672,9 +2667,10 @@ void cChunkMap::SpawnMobs(cMobSpawner & a_MobSpawner)
void cChunkMap::Tick(std::chrono::milliseconds a_Dt)
{
cCSLock Lock(m_CSLayers);
for (cChunkLayerList::iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr)
for (auto & itr: m_Layers)
{
(*itr)->Tick(a_Dt);
cChunkLayer & Layer = itr.second;
Layer.Tick(a_Dt);
} // for itr - m_Layers
}
@ -2702,9 +2698,10 @@ void cChunkMap::TickBlock(int a_BlockX, int a_BlockY, int a_BlockZ)
void cChunkMap::UnloadUnusedChunks(void)
{
cCSLock Lock(m_CSLayers);
for (cChunkLayerList::iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr)
for (auto & itr: m_Layers)
{
(*itr)->UnloadUnusedChunks();
cChunkLayer & Layer = itr.second;
Layer.UnloadUnusedChunks();
} // for itr - m_Layers
}
@ -2715,9 +2712,10 @@ void cChunkMap::UnloadUnusedChunks(void)
void cChunkMap::SaveAllChunks(void)
{
cCSLock Lock(m_CSLayers);
for (cChunkLayerList::iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr)
for (auto & itr: m_Layers)
{
(*itr)->Save();
cChunkLayer & Layer = itr.second;
Layer.Save();
} // for itr - m_Layers[]
}
@ -2729,9 +2727,10 @@ int cChunkMap::GetNumChunks(void)
{
cCSLock Lock(m_CSLayers);
int NumChunks = 0;
for (cChunkLayerList::iterator itr = m_Layers.begin(); itr != m_Layers.end(); ++itr)
for (auto & itr: m_Layers)
{
NumChunks += (*itr)->GetNumChunksLoaded();
cChunkLayer & Layer = itr.second;
NumChunks += Layer.GetNumChunksLoaded();
}
return NumChunks;
}

6
src/ChunkMap.h
View File

@ -12,7 +12,6 @@
class cWorld;
class cWorldInterface;
class cItem;
@ -68,7 +67,6 @@ public:
static const int LAYER_SIZE = 32;
cChunkMap(cWorld * a_World);
~cChunkMap();
// Broadcast respective packets to all clients of the chunk where the event is taking place
// (Please keep these alpha-sorted)
@ -424,6 +422,8 @@ private:
);
~cChunkLayer();
cChunkLayer(const cChunkLayer & a_That) = delete;
/** Always returns an assigned chunkptr, but the chunk needn't be valid (loaded / generated) - callers must check */
cChunkPtr GetChunk( int a_ChunkX, int a_ChunkZ);
@ -506,7 +506,7 @@ private:
void RemoveLayer(cChunkLayer * a_Layer);
cCriticalSection m_CSLayers;
cChunkLayerList m_Layers;
std::map<std::pair<int, int>, cChunkLayer> m_Layers;
cEvent m_evtChunkValid; // Set whenever any chunk becomes valid, via ChunkValidated()
cWorld * m_World;