diff options
Diffstat (limited to 'src/WorldStorage/WSSAnvil.h')
| -rwxr-xr-x | src/WorldStorage/WSSAnvil.h | 70 |
1 files changed, 35 insertions, 35 deletions
diff --git a/src/WorldStorage/WSSAnvil.h b/src/WorldStorage/WSSAnvil.h index 03fa22457..0bd12af57 100755 --- a/src/WorldStorage/WSSAnvil.h +++ b/src/WorldStorage/WSSAnvil.h @@ -31,10 +31,10 @@ enum { /** Maximum number of chunks in an MCA file - also the count of the header items */ MCA_MAX_CHUNKS = 32 * 32, - + /** The MCA header is 8 KiB */ MCA_HEADER_SIZE = MCA_MAX_CHUNKS * 8, - + /** There are 5 bytes of header in front of each chunk */ MCA_CHUNK_HEADER_LENGTH = 5, } ; @@ -47,55 +47,55 @@ class cWSSAnvil : public cWSSchema { typedef cWSSchema super; - + public: cWSSAnvil(cWorld * a_World, int a_CompressionFactor); virtual ~cWSSAnvil(); - + protected: class cMCAFile { public: - + cMCAFile(cWSSAnvil & a_ParentSchema, const AString & a_FileName, int a_RegionX, int a_RegionZ); - + bool GetChunkData (const cChunkCoords & a_Chunk, AString & a_Data); bool SetChunkData (const cChunkCoords & a_Chunk, const AString & a_Data); bool EraseChunkData(const cChunkCoords & a_Chunk); - + int GetRegionX (void) const {return m_RegionX; } int GetRegionZ (void) const {return m_RegionZ; } const AString & GetFileName(void) const {return m_FileName; } - + protected: cWSSAnvil & m_ParentSchema; - + int m_RegionX; int m_RegionZ; cFile m_File; AString m_FileName; - + // The header, copied from the file so we don't have to seek to it all the time // First 1024 entries are chunk locations - the 3 + 1 byte sector-offset and sector-count unsigned m_Header[MCA_MAX_CHUNKS]; - + // Chunk timestamps, following the chunk headers unsigned m_TimeStamps[MCA_MAX_CHUNKS]; - + /** Finds a free location large enough to hold a_Data. Gets a hint of the chunk coords, places the data there if it fits. Returns the sector number. */ unsigned FindFreeLocation(int a_LocalX, int a_LocalZ, const AString & a_Data); - + /** Opens a MCA file either for a Read operation (fails if doesn't exist) or for a Write operation (creates new if not found) */ bool OpenFile(bool a_IsForReading); } ; typedef std::list<cMCAFile *> cMCAFiles; - + cCriticalSection m_CS; cMCAFiles m_Files; // a MRU cache of MCA files - + int m_CompressionFactor; @@ -110,41 +110,41 @@ protected: /** Loads the chunk from the data (no locking needed) */ bool LoadChunkFromData(const cChunkCoords & a_Chunk, const AString & a_Data); - + /** Saves the chunk into datastream (no locking needed) */ bool SaveChunkToData(const cChunkCoords & a_Chunk, AString & a_Data); - + /** Loads the chunk from NBT data (no locking needed). a_RawChunkData is the raw (compressed) chunk data, used for offloading when chunk loading fails. */ bool LoadChunkFromNBT(const cChunkCoords & a_Chunk, const cParsedNBT & a_NBT, const AString & a_RawChunkData); - + /** Saves the chunk into NBT data using a_Writer; returns true on success */ bool SaveChunkToNBT(const cChunkCoords & a_Chunk, cFastNBTWriter & a_Writer); - + /** Loads the chunk's biome map from vanilla-format; returns a_BiomeMap if biomes present and valid, nullptr otherwise */ cChunkDef::BiomeMap * LoadVanillaBiomeMapFromNBT(cChunkDef::BiomeMap * a_BiomeMap, const cParsedNBT & a_NBT, int a_TagIdx); - + /** Loads the chunk's biome map from MCS format; returns a_BiomeMap if biomes present and valid, nullptr otherwise */ cChunkDef::BiomeMap * LoadBiomeMapFromNBT(cChunkDef::BiomeMap * a_BiomeMap, const cParsedNBT & a_NBT, int a_TagIdx); - + /** Loads the chunk's entities from NBT data (a_Tag is the Level\\Entities list tag; may be -1) */ void LoadEntitiesFromNBT(cEntityList & a_Entitites, const cParsedNBT & a_NBT, int a_Tag); - + /** Loads the chunk's BlockEntities from NBT data (a_Tag is the Level\\TileEntities list tag; may be -1) */ void LoadBlockEntitiesFromNBT(cBlockEntityList & a_BlockEntitites, const cParsedNBT & a_NBT, int a_Tag, BLOCKTYPE * a_BlockTypes, NIBBLETYPE * a_BlockMetas); - + /** Loads the data for a block entity from the specified NBT tag. Returns the loaded block entity, or nullptr upon failure. */ cBlockEntity * LoadBlockEntityFromNBT(const cParsedNBT & a_NBT, int a_Tag, int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta); /** Loads a cItem contents from the specified NBT tag; returns true if successful. Doesn't load the Slot tag */ bool LoadItemFromNBT(cItem & a_Item, const cParsedNBT & a_NBT, int a_TagIdx); - + /** Loads contentents of an Items[] list tag into a cItemGrid ItemGrid begins at the specified slot offset Slots outside the ItemGrid range are ignored */ void LoadItemGridFromNBT(cItemGrid & a_ItemGrid, const cParsedNBT & a_NBT, int a_ItemsTagIdx, int s_SlotOffset = 0); - + /** Returns true iff the "id" child tag inside the specified tag equals the specified expected type. */ bool CheckBlockEntityType(const cParsedNBT & a_NBT, int a_TagIdx, const char * a_ExpectedType); @@ -162,9 +162,9 @@ protected: cBlockEntity * LoadMobHeadFromNBT (const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ); cBlockEntity * LoadNoteBlockFromNBT (const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ); cBlockEntity * LoadSignFromNBT (const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_SignBlockType); - + void LoadEntityFromNBT(cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_EntityTagIdx, const char * a_IDTag, size_t a_IDTagLength); - + void LoadBoatFromNBT (cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx); void LoadEnderCrystalFromNBT (cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx); void LoadFallingBlockFromNBT (cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx); @@ -220,19 +220,19 @@ protected: void LoadWolfFromNBT (cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx); void LoadZombieFromNBT (cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx); void LoadPigZombieFromNBT (cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx); - + /** Loads the wolf's owner information from the NBT into the specified wolf entity. */ void LoadWolfOwner(cWolf & a_Wolf, const cParsedNBT & a_NBT, int a_TagIdx); - + /** Loads entity common data from the NBT compound; returns true if successful */ bool LoadEntityBaseFromNBT(cEntity & a_Entity, const cParsedNBT & a_NBT, int a_TagIdx); - + /** Loads monster common data from the NBT compound; returns true if successful */ bool LoadMonsterBaseFromNBT(cMonster & a_Monster, const cParsedNBT & a_NBT, int a_TagIdx); - + /** Loads projectile common data from the NBT compound; returns true if successful */ bool LoadProjectileBaseFromNBT(cProjectileEntity & a_Entity, const cParsedNBT & a_NBT, int a_TagIx); - + /** Loads an array of doubles of the specified length from the specified NBT list tag a_TagIdx; returns true if successful */ bool LoadDoublesListFromNBT(double * a_Doubles, int a_NumDoubles, const cParsedNBT & a_NBT, int a_TagIdx); @@ -241,13 +241,13 @@ protected: /** Helper function for extracting the X, Y, and Z int subtags of a NBT compound; returns true if successful */ bool GetBlockEntityNBTPos(const cParsedNBT & a_NBT, int a_TagIdx, int & a_X, int & a_Y, int & a_Z); - + /** Gets the correct MCA file either from cache or from disk, manages the m_MCAFiles cache; assumes m_CS is locked */ cMCAFile * LoadMCAFile(const cChunkCoords & a_Chunk); - + /** Copies a_Length bytes of data from the specified NBT Tag's Child into the a_Destination buffer */ void CopyNBTData(const cParsedNBT & a_NBT, int a_Tag, const AString & a_ChildName, char * a_Destination, size_t a_Length); - + // cWSSchema overrides: virtual bool LoadChunk(const cChunkCoords & a_Chunk) override; virtual bool SaveChunk(const cChunkCoords & a_Chunk) override; |