1 files changed, 69 insertions, 0 deletions
diff --git a/source/packets/cPacket_MapChunk.cpp b/source/packets/cPacket_MapChunk.cpp
new file mode 100644
index 000000000..08681494c
--- /dev/null
+++ b/source/packets/cPacket_MapChunk.cpp
@@ -0,0 +1,69 @@
+#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;
+}
+\ No newline at end of file