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#include "cPacket_MapChunk.h"
#include "../cChunk.h"
#include "zlib.h"
cPacket_MapChunk::~cPacket_MapChunk()
{
if( m_CompressedData )
{
delete [] m_CompressedData;
}
}
cPacket_MapChunk::cPacket_MapChunk(cChunk* a_Chunk)
{
m_PacketID = E_MAP_CHUNK;
m_PosX = a_Chunk->GetPosX() * 16; // It has to be block coordinates
m_PosY = (short)(a_Chunk->GetPosY() * 128);
m_PosZ = a_Chunk->GetPosZ() * 16;
m_SizeX = 15;
m_SizeY = 127;
m_SizeZ = 15;
uLongf CompressedSize = compressBound( cChunk::c_BlockDataSize );
char* CompressedBlockData = new char[CompressedSize];
compress2( (Bytef*)CompressedBlockData, &CompressedSize, (const Bytef*)a_Chunk->pGetBlockData(), cChunk::c_BlockDataSize, Z_DEFAULT_COMPRESSION);
m_CompressedData = CompressedBlockData;
m_CompressedSize = CompressedSize;
}
cPacket_MapChunk::cPacket_MapChunk( const cPacket_MapChunk & a_Copy )
{
m_PacketID = E_MAP_CHUNK;
m_PosX = a_Copy.m_PosX;
m_PosY = a_Copy.m_PosY;
m_PosZ = a_Copy.m_PosZ;
m_SizeX = a_Copy.m_SizeX;
m_SizeY = a_Copy.m_SizeY;
m_SizeZ = a_Copy.m_SizeZ;
m_CompressedSize = a_Copy.m_CompressedSize;
m_CompressedData = new char[m_CompressedSize];
memcpy( m_CompressedData, a_Copy.m_CompressedData, m_CompressedSize );
}
bool cPacket_MapChunk::Send(cSocket & a_Socket)
{
unsigned int TotalSize = c_Size + m_CompressedSize;
char* Message = new char[TotalSize];
unsigned int i = 0;
AppendByte ( (char)m_PacketID, Message, i );
AppendInteger ( m_PosX, Message, i );
AppendShort ( m_PosY, Message, i );
AppendInteger ( m_PosZ, Message, i );
AppendByte ( m_SizeX, Message, i );
AppendByte ( m_SizeY, Message, i );
AppendByte ( m_SizeZ, Message, i );
AppendInteger ( m_CompressedSize, Message, i );
AppendData ( m_CompressedData, m_CompressedSize, Message, i );
bool RetVal = !cSocket::IsSocketError( SendData( a_Socket, Message, TotalSize, 0 ) );
delete [] Message;
return RetVal;
}
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