OpenFusion/src/Chunking.hpp
2023-08-19 20:46:41 +00:00

52 lines
1.4 KiB
C++

#pragma once
#include "EntityRef.hpp"
#include <set>
#include <map>
#include <vector>
class Chunk {
public:
std::set<EntityRef> entities;
int nplayers = 0;
};
// to help the readability of ChunkPos
typedef std::tuple<int, int, uint64_t> _ChunkPos;
class ChunkPos : public _ChunkPos {
public:
ChunkPos() : _ChunkPos(0, 0, (uint64_t) -1) {}
ChunkPos(int x, int y, uint64_t inst) : _ChunkPos(x, y, inst) {}
};
enum {
INSTANCE_OVERWORLD, // default instance every player starts in
INSTANCE_IZ, // these aren't actually used
INSTANCE_UNIQUE // these aren't actually used
};
namespace Chunking {
extern std::map<ChunkPos, Chunk*> chunks;
extern const ChunkPos INVALID_CHUNK;
void updateEntityChunk(const EntityRef ref, ChunkPos from, ChunkPos to);
void trackEntity(ChunkPos chunkPos, const EntityRef ref);
void untrackEntity(ChunkPos chunkPos, const EntityRef ref);
void addEntityToChunks(std::set<Chunk*> chnks, const EntityRef ref);
void removeEntityFromChunks(std::set<Chunk*> chnks, const EntityRef ref);
bool chunkExists(ChunkPos chunk);
ChunkPos chunkPosAt(int posX, int posY, uint64_t instanceID);
std::set<Chunk*> getViewableChunks(ChunkPos chunkPos);
std::vector<ChunkPos> getChunksInMap(uint64_t mapNum);
bool inPopulatedChunks(std::set<Chunk*>* chnks);
void createInstance(uint64_t);
void destroyInstanceIfEmpty(uint64_t);
}