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#pragma once
class cWorld;
class cEntity;
class cChunk;
class cChunkMap
{
public:
cChunkMap( int a_Width, int a_Height, cWorld* a_World );
~cChunkMap();
void AddChunk( cChunk* a_Chunk );
unsigned int MakeHash( int a_X, int a_Z );
cChunk* GetChunk( int a_X, int a_Y, int a_Z );
void RemoveChunk( cChunk* a_Chunk );
void Tick( float a_Dt );
void UnloadUnusedChunks();
bool RemoveEntityFromChunk( cEntity & a_Entity, cChunk* a_CalledFrom = 0 );
void SaveAllChunks();
cWorld* GetWorld() { return m_World; }
int GetNumChunks();
private:
class cChunkData
{
public:
cChunkData()
: m_Compressed( 0 )
, m_LiveChunk( 0 )
, m_CompressedSize( 0 )
, m_UncompressedSize( 0 )
{}
char* m_Compressed;
unsigned int m_CompressedSize;
unsigned int m_UncompressedSize;
cChunk* m_LiveChunk;
};
class cChunkLayer
{
public:
cChunkLayer()
: m_Chunks( 0 )
, m_X( 0 )
, m_Z( 0 )
, m_NumChunksLoaded( 0 )
{}
cChunkLayer( int a_NumChunks )
: m_Chunks( new cChunkData[a_NumChunks] )
, m_X( 0 )
, m_Z( 0 )
, m_NumChunksLoaded( 0 )
{}
cChunkData* GetChunk( int a_X, int a_Z );
cChunkData* m_Chunks;
int m_X, m_Z;
int m_NumChunksLoaded;
};
void SaveLayer( cChunkLayer* a_Layer );
cChunkLayer* LoadLayer( int a_LayerX, int a_LayerZ );
cChunkLayer* GetLayerForChunk( int a_ChunkX, int a_ChunkZ );
cChunkLayer* GetLayer( int a_LayerX, int a_LayerZ );
cChunkLayer* AddLayer( const cChunkLayer & a_Layer );
bool RemoveLayer( cChunkLayer* a_Layer );
void CompressChunk( cChunkData* a_ChunkData );
int m_NumLayers;
cChunkLayer* m_Layers;
class cChunkNode
{
public:
cChunkNode();
~cChunkNode();
void push_back( cChunk* a_Chunk );
unsigned int size() { return m_Size; }
unsigned int allocated() { return m_Allocated; }
void resize( unsigned int a_NewSize );
void erase( cChunk* a_Chunk );
cChunk** GetChunks() { return m_Chunks; }
private:
unsigned int m_Size;
unsigned int m_Allocated;
cChunk** m_Chunks;
};
cChunkNode* m_Nodes;
int m_Width, m_Height;
cWorld* m_World;
};
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