diff options
Diffstat (limited to 'src/WorldStorage/WSSCompact.h')
| -rw-r--r-- | src/WorldStorage/WSSCompact.h | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/src/WorldStorage/WSSCompact.h b/src/WorldStorage/WSSCompact.h deleted file mode 100644 index 83e9cb49f..000000000 --- a/src/WorldStorage/WSSCompact.h +++ /dev/null @@ -1,157 +0,0 @@ - -// WSSCompact.h - -// Interfaces to the cWSSCompact class representing the "Compact" storage schema (PAK-files) - - - - - -#pragma once -#ifndef WSSCOMPACT_H_INCLUDED -#define WSSCOMPACT_H_INCLUDED - -#include "WorldStorage.h" -#include "../Vector3.h" -#include "json/json.h" -#include "ChunkDataCallback.h" - - - - - -/// Helper class for serializing a chunk into Json -class cJsonChunkSerializer : - public cChunkDataArrayCollector -{ -public: - - cJsonChunkSerializer(void); - - Json::Value & GetRoot (void) {return m_Root; } - BLOCKTYPE * GetBlockData(void) {return (BLOCKTYPE *)m_BlockData; } - bool HasJsonData (void) const {return m_HasJsonData; } - -protected: - - // NOTE: block data is serialized into inherited cChunkDataCollector's m_BlockData[] array - - // Entities and BlockEntities are serialized to Json - Json::Value m_Root; - bool m_HasJsonData; - - // cChunkDataCollector overrides: - virtual void Entity (cEntity * a_Entity) override; - virtual void BlockEntity (cBlockEntity * a_Entity) override; - virtual void LightIsValid (bool a_IsLightValid) override; -} ; - - - - - -class cWSSCompact : - public cWSSchema -{ -public: - cWSSCompact(cWorld * a_World, int a_CompressionFactor) : cWSSchema(a_World), m_CompressionFactor(a_CompressionFactor) {} - virtual ~cWSSCompact(); - -protected: - - enum - { - // Offsets to individual components in the joined blockdata array - MetaOffset = cChunkDef::NumBlocks, - LightOffset = MetaOffset + cChunkDef::NumBlocks / 2, - SkyLightOffset = LightOffset + cChunkDef::NumBlocks / 2, - } ; - - struct sChunkHeader; - typedef std::vector<sChunkHeader *> sChunkHeaders; - - /// Implements a cache for a single PAK file; implements lazy-write in order to be able to write multiple chunks fast - class cPAKFile - { - public: - - cPAKFile(const AString & a_FileName, int a_LayerX, int a_LayerZ, int a_CompressionFactor); - ~cPAKFile(); - - bool GetChunkData(const cChunkCoords & a_Chunk, int & a_UncompressedSize, AString & a_Data); - bool SetChunkData(const cChunkCoords & a_Chunk, int a_UncompressedSize, const AString & a_Data); - bool EraseChunkData(const cChunkCoords & a_Chunk); - - bool SaveChunk(const cChunkCoords & a_Chunk, cWorld * a_World); - - int GetLayerX(void) const {return m_LayerX; } - int GetLayerZ(void) const {return m_LayerZ; } - - static const int PAK_VERSION = 1; -#if AXIS_ORDER == AXIS_ORDER_XZY - static const int CHUNK_VERSION = 3; -#elif AXIS_ORDER == AXIS_ORDER_YZX - static const int CHUNK_VERSION = 2; -#endif - protected: - - AString m_FileName; - int m_CompressionFactor; - int m_LayerX; - int m_LayerZ; - - sChunkHeaders m_ChunkHeaders; - AString m_DataContents; // Data contents of the file, cached - - int m_NumDirty; // Number of chunks that were written into m_DataContents but not into the file - - Vector3i m_ChunkSize; // Is related to m_ChunkVersion - char m_ChunkVersion; - char m_PakVersion; - - bool SaveChunkToData(const cChunkCoords & a_Chunk, cWorld * a_World); // Saves the chunk to m_DataContents, updates headers and m_NumDirty - void SynchronizeFile(void); // Writes m_DataContents along with the headers to file, resets m_NumDirty - - void UpdateChunk1To2(void); // Height from 128 to 256 - void UpdateChunk2To3(void); // Axis order from YZX to XZY - } ; - - typedef std::list<cPAKFile *> cPAKFiles; - - cCriticalSection m_CS; - cPAKFiles m_PAKFiles; // A MRU cache of PAK files - - int m_CompressionFactor; - - /// Loads the correct PAK file either from cache or from disk, manages the m_PAKFiles cache - cPAKFile * LoadPAKFile(const cChunkCoords & a_Chunk); - - /// Gets chunk data from the correct file; locks CS as needed - bool GetChunkData(const cChunkCoords & a_Chunk, int & a_UncompressedSize, AString & a_Data); - - /// Sets chunk data to the correct file; locks CS as needed - bool SetChunkData(const cChunkCoords & a_Chunk, int a_UncompressedSize, const AString & a_Data); - - /// Erases chunk data from the correct file; locks CS as needed - bool EraseChunkData(const cChunkCoords & a_Chunk); - - /// Loads the chunk from the data (no locking needed) - bool LoadChunkFromData(const cChunkCoords & a_Chunk, int a_UncompressedSize, const AString & a_Data, cWorld * a_World); - - void LoadEntitiesFromJson(Json::Value & a_Value, cEntityList & a_Entities, cBlockEntityList & a_BlockEntities, cWorld * a_World); - - // cWSSchema overrides: - virtual bool LoadChunk(const cChunkCoords & a_Chunk) override; - virtual bool SaveChunk(const cChunkCoords & a_Chunk) override; - virtual const AString GetName(void) const override {return "compact"; } -} ; - - - - - -#endif // WSSCOMPACT_H_INCLUDED - - - - |