Refactor, world.bin file, BinaryWriter, BinaryReader

src/files/WorldFiles.h

@@ -17,6 +17,9 @@
 #define REGION_SIZE (1 << (REGION_SIZE_BIT))
 #define REGION_VOL ((REGION_SIZE) * (REGION_SIZE))
 #define REGION_FORMAT_VERSION 1
+#define REGION_FORMAT_MAGIC ".VOXREG"
+#define WORLD_FORMAT_MAGIC ".VOXWLD"
+#define WORLD_FORMAT_VERSION 1
 
 class Player;
 class Chunk;
@@ -27,27 +30,35 @@ struct WorldRegion {
 	bool unsaved;
 };
 
+struct WorldInfo {
+	std::string name;
+	std::filesystem::path directory;
+	uint64_t seed;
+};
+
 class WorldFiles {
+	void writeWorldInfo(const WorldInfo& info);
+	std::filesystem::path getRegionFile(int x, int y) const;
+	std::filesystem::path getPlayerFile() const;
+	std::filesystem::path getWorldFile() const;
 public:
 	std::unordered_map<glm::ivec2, WorldRegion> regions;
 	std::filesystem::path directory;
 	ubyte* compressionBuffer;
 	bool generatorTestMode;
 
-	WorldFiles(std::filesystem::path directory, size_t mainBufferCapacity, bool generatorTestMode);
+	WorldFiles(std::filesystem::path directory, bool generatorTestMode);
 	~WorldFiles();
 
 	void put(Chunk* chunk);
 
+	bool readWorldInfo(WorldInfo& info);
 	bool readPlayer(Player* player);
 	ubyte* readChunkData(int x, int y, uint32_t& length);
 	ubyte* getChunk(int x, int y);
 	void writeRegion(int x, int y, WorldRegion& entry);
 	void writePlayer(Player* player);
-	void write();
-
-	std::filesystem::path getRegionFile(int x, int y);
-	std::filesystem::path getPlayerFile();
+	void write(const WorldInfo info);
 };
 
 #endif /* FILES_WORLDFILES_H_ */