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Diffstat (limited to 'source/ChunkSender.h')
| -rw-r--r-- | source/ChunkSender.h | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/source/ChunkSender.h b/source/ChunkSender.h deleted file mode 100644 index a26f764a7..000000000 --- a/source/ChunkSender.h +++ /dev/null @@ -1,169 +0,0 @@ - -// ChunkSender.h - -// Interfaces to the cChunkSender class representing the thread that waits for chunks becoming ready (loaded / generated) and sends them to clients - -/* -The whole thing is a thread that runs in a loop, waiting for either: - "finished chunks" (ChunkReady()), or - "chunks to send" (QueueSendChunkTo() ) -to come to a queue. -And once they do, it requests the chunk data and sends it all away, either - broadcasting (ChunkReady), or - sends to a specific client (QueueSendChunkTo) -Chunk data is queried using the cChunkDataCallback interface. -It is cached inside the ChunkSender object during the query and then processed after the query ends. -Note that the data needs to be compressed only *after* the query finishes, -because the query callbacks run with ChunkMap's CS locked. - -A client may remove itself from all direct requests(QueueSendChunkTo()) by calling RemoveClient(); -this ensures that the client's Send() won't be called anymore by ChunkSender. -Note that it may be called by world's BroadcastToChunk() if the client is still in the chunk. -*/ - - - -#pragma once - -#include "OSSupport/IsThread.h" -#include "ChunkDef.h" - - - - - -class cWorld; -class cClientHandle; - - - - - -// fwd: -class cChunkSender; - - - - - -/// Callback that can be used to notify chunk sender upon another chunkcoord notification -class cNotifyChunkSender : - public cChunkCoordCallback -{ - virtual void Call(int a_ChunkX, int a_ChunkZ) override; - - cChunkSender * m_ChunkSender; -public: - cNotifyChunkSender(cChunkSender * a_ChunkSender) : m_ChunkSender(a_ChunkSender) {} - - void SetChunkSender(cChunkSender * a_ChunkSender) - { - m_ChunkSender = a_ChunkSender; - } -} ; - - - - - -class cChunkSender: - public cIsThread, - public cChunkDataSeparateCollector -{ - typedef cIsThread super; -public: - cChunkSender(void); - ~cChunkSender(); - - bool Start(cWorld * a_World); - - void Stop(void); - - /// Notifies that a chunk has become ready and it should be sent to all its clients - void ChunkReady(int a_ChunkX, int a_ChunkZ); - - /// Queues a chunk to be sent to a specific client - void QueueSendChunkTo(int a_ChunkX, int a_ChunkZ, cClientHandle * a_Client); - - /// Removes the a_Client from all waiting chunk send operations - void RemoveClient(cClientHandle * a_Client); - -protected: - - /// Used for sending chunks to specific clients - struct sSendChunk - { - int m_ChunkX; - int m_ChunkY; - int m_ChunkZ; - cClientHandle * m_Client; - - sSendChunk(int a_ChunkX, int a_ChunkY, int a_ChunkZ, cClientHandle * a_Client) : - m_ChunkX(a_ChunkX), - m_ChunkY(a_ChunkY), - m_ChunkZ(a_ChunkZ), - m_Client(a_Client) - { - } - - bool operator ==(const sSendChunk & a_Other) - { - return ( - (a_Other.m_ChunkX == m_ChunkX) && - (a_Other.m_ChunkY == m_ChunkY) && - (a_Other.m_ChunkZ == m_ChunkZ) && - (a_Other.m_Client == m_Client) - ); - } - } ; - typedef std::list<sSendChunk> sSendChunkList; - - struct sBlockCoord - { - int m_BlockX; - int m_BlockY; - int m_BlockZ; - - sBlockCoord(int a_BlockX, int a_BlockY, int a_BlockZ) : - m_BlockX(a_BlockX), - m_BlockY(a_BlockY), - m_BlockZ(a_BlockZ) - { - } - } ; - - typedef std::vector<sBlockCoord> sBlockCoords; - - cWorld * m_World; - - cCriticalSection m_CS; - cChunkCoordsList m_ChunksReady; - sSendChunkList m_SendChunks; - cEvent m_evtQueue; // Set when anything is added to m_ChunksReady - cEvent m_evtRemoved; // Set when removed clients are safe to be deleted - int m_RemoveCount; // Number of threads waiting for a client removal (m_evtRemoved needs to be set this many times) - - cNotifyChunkSender m_Notify; // Used for chunks that don't have a valid lighting - they will be re-queued after lightcalc - - // Data about the chunk that is being sent: - // NOTE that m_BlockData[] is inherited from the cChunkDataCollector - unsigned char m_BiomeMap[cChunkDef::Width * cChunkDef::Width]; - sBlockCoords m_BlockEntities; // Coords of the block entities to send - // TODO: sEntityIDs m_Entities; // Entity-IDs of the entities to send - - // cIsThread override: - virtual void Execute(void) override; - - // cChunkDataCollector overrides: - // (Note that they are called while the ChunkMap's CS is locked - don't do heavy calculations here!) - virtual void BiomeData (const cChunkDef::BiomeMap * a_BiomeMap) override; - virtual void Entity (cEntity * a_Entity) override; - virtual void BlockEntity (cBlockEntity * a_Entity) override; - - /// Sends the specified chunk to a_Client, or to all chunk clients if a_Client == NULL - void SendChunk(int a_ChunkX, int a_ChunkY, int a_ChunkZ, cClientHandle * a_Client); -} ; - - - - |