the whole game

src/world/level/chunk/LevelChunk.h

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+#ifndef NET_MINECRAFT_WORLD_LEVEL_CHUNK__LevelChunk_H__
+#define NET_MINECRAFT_WORLD_LEVEL_CHUNK__LevelChunk_H__
+
+//package net.minecraft.world.level.chunk;
+
+#include <algorithm>
+#include <vector>
+#include <map>
+#include "DataLayer.h"
+#include "../LevelConstants.h"
+#include "../../../util/Random.h"
+#include "../TilePos.h"
+
+class Level;
+class Entity;
+class LightLayer;
+class AABB;
+class TileEntity;
+typedef std::vector<Entity*> EntityList;
+
+class LevelChunk
+{
+public:
+	typedef std::map<TilePos, TileEntity*> TEMap;
+    typedef TEMap::const_iterator TEMapCIterator;
+
+    LevelChunk(Level* level, int x, int z);
+    LevelChunk(Level* level, unsigned char* blocks, int x, int z);
+	virtual ~LevelChunk();
+
+	void init(); // @todo virtual?;
+
+	// Clears the update map. This should be called when the chunk is
+	// identical to the data generated by the level generator. It is
+	// used to identify which parts of the chunk to transfer in multiplayer.
+	void clearUpdateMap();
+
+	void deleteBlockData();
+
+    virtual bool isAt(int x, int z);
+
+    virtual int getHeightmap(int x, int z);
+
+	virtual void recalcHeightmap();
+    virtual void recalcHeightmapOnly();
+
+	unsigned char* getBlockData() { return blocks; }
+
+    virtual int getBrightness(const LightLayer& layer, int x, int y, int z);
+    virtual void setBrightness(const LightLayer& layer, int x, int y, int z, int brightness);
+    virtual int getRawBrightness(int x, int y, int z, int skyDampen);
+
+    virtual void addEntity(Entity* e);
+    virtual void removeEntity(Entity* e);
+    virtual void removeEntity(Entity* e, int yc);
+
+    virtual void getEntitiesOfClass( int type, const AABB& bb, EntityList& list );
+	virtual void getEntitiesOfType(int entityType, const AABB& bb, EntityList& list);
+
+	//
+	// TileEntity
+	//
+	TileEntity* getTileEntity(int x, int y, int z);
+	//bool hasOtherTileEntity(int x, int y, int z, TileEntity* e);
+	bool hasTileEntityAt(int x, int y, int z);
+	bool hasTileEntityAt(TileEntity* te);
+	void addTileEntity(TileEntity* te);
+	void setTileEntity(int x, int y, int z, TileEntity* tileEntity);
+	void removeTileEntity(int x, int y, int z);
+
+    virtual bool isSkyLit(int x, int y, int z);
+	virtual void lightLava() {}
+	virtual void recalcBlockLights();
+	virtual void skyBrightnessChanged();
+
+    virtual void load();
+    virtual void unload();
+
+	virtual bool shouldSave(bool force);
+	virtual void markUnsaved();
+
+	virtual int countEntities();
+    virtual void getEntities(Entity* except, const AABB& bb, std::vector<Entity*>& es);
+
+	virtual int getTile(int x, int y, int z);
+	virtual bool setTile(int x, int y, int z, int tile_);
+	void setTileRaw(int x, int y, int z, int tile);
+	virtual bool setTileAndData(int x, int y, int z, int tile_, int data_);
+
+	virtual int getData(int x, int y, int z);
+	virtual void setData(int x, int y, int z, int val);
+
+	virtual void setBlocks(unsigned char* newBlocks, int sub);
+
+	virtual int getBlocksAndData(unsigned char* data, int x0, int y0, int z0, int x1, int y1, int z1, int p);
+    virtual int setBlocksAndData(unsigned char* data, int x0, int y0, int z0, int x1, int y1, int z1, int p);
+
+    virtual Random getRandom(long l);
+
+    virtual bool isEmpty();
+    const TEMap& getTileEntityMap() const;
+private:
+	void lightGap(int x, int z, int source);
+	void lightGaps(int x, int z);
+
+	void recalcHeight(int x, int yStart, int z);
+public:
+    static bool touchedSky;
+	static const int ChunkBlockCount = CHUNK_BLOCK_COUNT;
+	static const int ChunkSize = ChunkBlockCount;
+	static const int UpdateMapBitShift = 4; // power of (LEVEL_HEIGHT / 8) == 16
+
+	int blocksLength; // ? needed or not? (i.e. are all chunks the same size?)
+
+	bool loaded;
+    Level* level;
+    DataLayer data;
+    DataLayer skyLight;
+    DataLayer blockLight;
+
+	char heightmap[CHUNK_COLUMNS];
+	unsigned char updateMap[CHUNK_COLUMNS]; // marks regions within block columns that have been modified
+	int minHeight;
+
+	const int x, z;
+	const int xt, zt;
+
+    bool terrainPopulated;
+    bool unsaved;
+    bool dontSave;
+	bool createdFromSave;
+    bool lastSaveHadEntities;
+    long lastSaveTime;
+protected:
+	unsigned char* blocks;
+
+	static const int EntityBlocksArraySize = 128/16;
+	std::vector<Entity*> entityBlocks[EntityBlocksArraySize];
+
+    TEMap tileEntities;
+};
+#endif /*NET_MINECRAFT_WORLD_LEVEL_CHUNK__LevelChunk_H__*/