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#pragma once
class Entity;
class TilePos;
class ChunkPos
{
public:
int x, z; // 4J - these were const but needed to make an assignment operator so we could make a vector of ChunkPos
ChunkPos(int x, int z);
static __int64 hashCode(int x, int z);
int hashCode();
double distanceToSqr(shared_ptr<Entity> e);
double distanceToSqr(double px, double pz); // 4J added
int getMiddleBlockX();
int getMiddleBlockZ();
TilePos getMiddleBlockPosition(int y);
wstring toString();
static __int64 hash_fnct(const ChunkPos &k);
static bool eq_test(const ChunkPos &x, const ChunkPos &y);
bool operator == (const ChunkPos &k) const { return (this->x == k.x) && ( this->z == k.z); }
ChunkPos & operator= (const ChunkPos & other) { x = other.x; z = other.z; return *this; }
};
typedef struct
{
__int64 operator() (const ChunkPos &k) const { return ChunkPos::hash_fnct(k); }
} ChunkPosKeyHash;
typedef struct
{
bool operator() (const ChunkPos &x, const ChunkPos &y) const { return ChunkPos::eq_test(x, y); }
} ChunkPosKeyEq;
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