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#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "cPacket_MapChunk.h"
#include "../cChunk.h"
#include "zlib.h"
cPacket_MapChunk::~cPacket_MapChunk()
{
delete [] m_CompressedData;
}
cPacket_MapChunk::cPacket_MapChunk(cChunk * a_Chunk)
{
ASSERT(a_Chunk->IsValid());
m_PacketID = E_MAP_CHUNK;
#if (MINECRAFT_1_2_2 == 1 )
// ...
m_PosX = a_Chunk->GetPosX(); // Chunk coordinates now, instead of block coordinates
m_PosZ = a_Chunk->GetPosZ();
m_bContiguous = false;
m_BitMap1 = 0;
m_BitMap2 = 0;
m_UnusedInt = 0;
for( int i = 0; i < 16; ++i )
{
m_BitMap1 |= (1 << i);
}
unsigned int DataSize = 16 * (4096 + 2048 + 2048 + 2048);
char* AllData = new char[ DataSize ];
memset( AllData, 0, DataSize );
uLongf CompressedSize = compressBound( DataSize );
char * CompressedBlockData = new char[CompressedSize];
compress2( (Bytef*)CompressedBlockData, &CompressedSize, (const Bytef*)AllData, DataSize, Z_DEFAULT_COMPRESSION);
delete [] AllData;
m_CompressedData = CompressedBlockData;
m_CompressedSize = CompressedSize;
#else
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;
#endif
}
cPacket_MapChunk::cPacket_MapChunk( const cPacket_MapChunk & a_Copy )
{
m_PacketID = E_MAP_CHUNK;
#if (MINECRAFT_1_2_2 == 1 )
m_PosX = a_Copy.m_PosX;
m_PosZ = a_Copy.m_PosZ;
m_bContiguous = a_Copy.m_bContiguous;
m_BitMap1 = a_Copy.m_BitMap1;
m_BitMap2 = a_Copy.m_BitMap2;
m_CompressedSize = a_Copy.m_CompressedSize;
m_CompressedData = new char[m_CompressedSize];
memcpy( m_CompressedData, a_Copy.m_CompressedData, m_CompressedSize );
#else
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 );
#endif
}
void cPacket_MapChunk::Serialize(AString & a_Data) const
{
AppendByte (a_Data, m_PacketID);
#if (MINECRAFT_1_2_2 == 1 )
AppendInteger(a_Data, m_PosX);
AppendInteger(a_Data, m_PosZ);
AppendBool (a_Data, m_bContiguous);
AppendShort (a_Data, m_BitMap1);
AppendShort (a_Data, m_BitMap2);
AppendInteger(a_Data, m_CompressedSize);
AppendInteger(a_Data, m_UnusedInt);
AppendData (a_Data, m_CompressedData, m_CompressedSize);
#else
AppendInteger(a_Data, m_PosX);
AppendShort (a_Data, m_PosY);
AppendInteger(a_Data, m_PosZ);
AppendByte (a_Data, m_SizeX);
AppendByte (a_Data, m_SizeY);
AppendByte (a_Data, m_SizeZ);
AppendInteger(a_Data, m_CompressedSize);
AppendData (a_Data, m_CompressedData, m_CompressedSize);
#endif
}
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