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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_t 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_t 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; }
};
struct ChunkPosKeyHash
{
inline int64_t operator()(const ChunkPos &k) const
{ return ChunkPos::hash_fnct(k); }
};
struct ChunkPosKeyEq
{
inline bool operator()(const ChunkPos &x, const ChunkPos &y) const
{ return ChunkPos::eq_test(x, y); }
};
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