107 lines
2.8 KiB
C++
107 lines
2.8 KiB
C++
#ifndef FILES_WORLDFILES_H_
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#define FILES_WORLDFILES_H_
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#include <map>
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#include <string>
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#include <unordered_map>
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#include <string>
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#include <filesystem>
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#include <glm/glm.hpp>
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#define GLM_ENABLE_EXPERIMENTAL
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#include "glm/gtx/hash.hpp"
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#include "../typedefs.h"
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const uint REGION_SIZE_BIT = 5;
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const uint REGION_SIZE = (1 << (REGION_SIZE_BIT));
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const uint REGION_VOL = ((REGION_SIZE) * (REGION_SIZE));
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const uint REGION_FORMAT_VERSION = 1;
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const uint WORLD_FORMAT_VERSION = 1;
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#define REGION_FORMAT_MAGIC ".VOXREG"
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#define WORLD_FORMAT_MAGIC ".VOXWLD"
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class Player;
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class Chunk;
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class Content;
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class ContentIndices;
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class World;
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class WorldRegion {
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ubyte** chunksData;
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uint32_t* sizes;
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bool unsaved = true;
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public:
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WorldRegion();
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~WorldRegion();
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void put(uint x, uint z, ubyte* data, uint32_t size);
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ubyte* get(uint x, uint z);
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uint getSize(uint x, uint z);
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void setUnsaved(bool unsaved);
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bool isUnsaved() const;
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ubyte** getChunks() const;
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uint32_t* getSizes() const;
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};
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class WorldFiles {
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void writeWorldInfo(const World* world);
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std::filesystem::path getRegionsFolder() const;
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std::filesystem::path getRegionFile(int x, int y) const;
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std::filesystem::path getPlayerFile() const;
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std::filesystem::path getWorldFile() const;
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std::filesystem::path getIndicesFile() const;
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// TODO: remove in 0.16
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std::filesystem::path getOldPlayerFile() const;
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std::filesystem::path getOldWorldFile() const;
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bool readOldWorldInfo(World* world);
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bool readOldPlayer(Player* player);
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// --------------------
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WorldRegion* getRegion(std::unordered_map<glm::ivec2, WorldRegion*>& regions,
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int x, int z);
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/* Compress buffer with extrle
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@param src source buffer
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@param srclen length of source buffer
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@param len (out argument) length of result buffer */
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ubyte* compress(ubyte* src, size_t srclen, size_t& len);
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/* Decompress buffer with extrle
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@param src compressed buffer
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@param srclen length of compressed buffer
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@param dstlen max expected length of source buffer
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*/
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ubyte* decompress(ubyte* src, size_t srclen, size_t dstlen);
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ubyte* readChunkData(int x, int y,
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uint32_t& length,
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std::filesystem::path file);
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public:
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std::unordered_map<glm::ivec2, WorldRegion*> regions;
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std::unordered_map<glm::ivec2, WorldRegion*> lights;
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std::filesystem::path directory;
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ubyte* compressionBuffer;
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bool generatorTestMode;
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WorldFiles(std::filesystem::path directory, bool generatorTestMode);
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~WorldFiles();
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void put(Chunk* chunk);
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ubyte* getChunk(int x, int y);
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bool readWorldInfo(World* world);
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bool readPlayer(Player* player);
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void writeRegion(int x, int y,
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WorldRegion* entry,
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std::filesystem::path file);
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void writePlayer(Player* player);
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void write(const World* world, const Content* content);
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void writeIndices(const ContentIndices* indices);
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};
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#endif /* FILES_WORLDFILES_H_ */ |