flewkey/cuberite-2a
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Added a cWorld:PrepareChunk function.

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It prepares the chunk - loads or generates it and lights it.
The spawn prepare process uses this function.
This commit is contained in:
Mattes D
2014-12-10 22:35:16 +01:00
parent 563f41af65
commit fcd3d1bfed
9 changed files with 261 additions and 52 deletions
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47
src/Generating/ChunkGenerator.h
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@@ -119,8 +119,12 @@ public:
bool Start(cPluginInterface & a_PluginInterface, cChunkSink & a_ChunkSink, cIniFile & a_IniFile);
void Stop(void);
/// Queues the chunk for generation; removes duplicate requests
void QueueGenerateChunk(int a_ChunkX, int a_ChunkZ, bool a_ForceGenerate);
/** Queues the chunk for generation
If a-ForceGenerate is set, the chunk is regenerated even if the data is already present in the chunksink.
a_Callback is called after the chunk is generated. If the chunk was already present, the callback is still called, even if not regenerating.
It is legal to set the callback to nullptr, no callback is called then.
If the generator becomes overloaded and skips this chunk, the callback is still called. */
void QueueGenerateChunk(int a_ChunkX, int a_ChunkZ, bool a_ForceGenerate, cChunkCoordCallback * a_Callback = nullptr);
/// Generates the biomes for the specified chunk (directly, not in a separate thread). Used by the world loader if biomes failed loading.
void GenerateBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap);
@@ -131,22 +135,46 @@ public:
int GetSeed(void) const { return m_Seed; }
/// Returns the biome at the specified coords. Used by ChunkMap if an invalid chunk is queried for biome
/** Returns the biome at the specified coords. Used by ChunkMap if an invalid chunk is queried for biome */
EMCSBiome GetBiomeAt(int a_BlockX, int a_BlockZ);
/// Reads a block type from the ini file; returns the blocktype on success, emits a warning and returns a_Default's representation on failure.
/** Reads a block type from the ini file; returns the blocktype on success, emits a warning and returns a_Default's representation on failure. */
static BLOCKTYPE GetIniBlock(cIniFile & a_IniFile, const AString & a_SectionName, const AString & a_ValueName, const AString & a_Default);
private:
struct cQueueItem
{
/** The chunk coords */
int m_ChunkX, m_ChunkZ;
/** Force the regeneration of an already existing chunk */
bool m_ForceGenerate;
/** Callback to call after generating.*/
cChunkCoordCallback * m_Callback;
};
typedef std::list<cQueueItem> cGenQueue;
/** Seed used for the generator. */
int m_Seed;
cCriticalSection m_CS;
cChunkCoordsWithBoolList m_Queue;
cEvent m_Event; ///< Set when an item is added to the queue or the thread should terminate
cEvent m_evtRemoved; ///< Set when an item is removed from the queue
/** CS protecting access to the queue. */
cCriticalSection m_CS;
/** Queue of the chunks to be generated. Protected against multithreaded access by m_CS. */
cGenQueue m_Queue;
/** Set when an item is added to the queue or the thread should terminate. */
cEvent m_Event;
/** Set when an item is removed from the queue. */
cEvent m_evtRemoved;
cGenerator * m_Generator; ///< The actual generator engine used to generate chunks
/** The actual generator engine used to generate chunks. */
cGenerator * m_Generator;
/** The plugin interface that may modify the generated chunks */
cPluginInterface * m_PluginInterface;
@@ -158,6 +186,7 @@ private:
// cIsThread override:
virtual void Execute(void) override;
/** Generates the specified chunk and sets it into the chunksink. */
void DoGenerate(int a_ChunkX, int a_ChunkZ);
};