QString MainWindow::getWorldName(const AString & a_Path)
{
AString levelData = cFile::ReadWholeFile(a_Path + "/level.dat");
if (levelData.empty())
{
// No such file / no data
return QString();
}
AString uncompressed;
if (UncompressStringGZIP(levelData.data(), levelData.size(), uncompressed) != Z_OK)
{
return QString();
}
cParsedNBT nbt(uncompressed.data(), uncompressed.size());
if (!nbt.IsValid())
{
return QString();
}
AString name = nbt.GetName(1);
int levelNameTag = nbt.FindTagByPath(nbt.GetRoot(), "Data\\LevelName");
if ((levelNameTag <= 0) || (nbt.GetType(levelNameTag) != TAG_String))
{
return QString();
}
return QString::fromStdString(nbt.GetString(levelNameTag));
}
int Mineserver::Network_Protocol_Notch_Packet_0x33::_write(Mineserver::Network_Protocol_Notch_PacketStream& ps, const Mineserver::Network_Message& message)
{
const Mineserver::Network_Message_Chunk* msg = static_cast<const Mineserver::Network_Message_Chunk*>(&message);
Mineserver::NBT nbt(Mineserver::NBT::TAG_COMPOUND);
nbt.Insert("Blocks", new Mineserver::NBT(Mineserver::NBT::TAG_BYTE_ARRAY));
nbt.Insert("Data", new Mineserver::NBT(Mineserver::NBT::TAG_BYTE_ARRAY));
nbt.Insert("SkyLight", new Mineserver::NBT(Mineserver::NBT::TAG_BYTE_ARRAY));
nbt.Insert("BlockLight", new Mineserver::NBT(Mineserver::NBT::TAG_BYTE_ARRAY));
nbt.Insert("HeightMap", new Mineserver::NBT(Mineserver::NBT::TAG_BYTE_ARRAY));
nbt.Insert("Entities", new Mineserver::NBT(Mineserver::NBT::TAG_LIST, Mineserver::NBT::TAG_COMPOUND));
nbt.Insert("TileEntities", new Mineserver::NBT(Mineserver::NBT::TAG_LIST, Mineserver::NBT::TAG_COMPOUND));
nbt.Insert("LastUpdate", new Mineserver::NBT(Mineserver::NBT::TAG_LONG));
nbt.Insert("xPos", new Mineserver::NBT(Mineserver::NBT::TAG_INT));
nbt.Insert("zPos", new Mineserver::NBT(Mineserver::NBT::TAG_INT));
nbt.Insert("TerrainPopulated", new Mineserver::NBT(Mineserver::NBT::TAG_BYTE));
*nbt["xPos"] = static_cast<int32_t>(msg->chunk->x);
*nbt["zPos"] = static_cast<int32_t>(msg->chunk->z);
std::vector<uint8_t>* blockType = nbt["Blocks"]->GetByteArray();
std::vector<uint8_t>* blockMeta = nbt["Data"]->GetByteArray();
std::vector<uint8_t>* lightSky = nbt["SkyLight"]->GetByteArray();
std::vector<uint8_t>* lightBlock = nbt["BlockLight"]->GetByteArray();
blockType->resize(128*16*16);
blockMeta->resize(128*16*8);
lightSky->resize(128*16*8);
lightBlock->resize(128*16*8);
for (int y = 0; y < 128; ++y) {
for (int z = 0; z < 16; ++z) {
for (int x = 0; x < 16; x += 2) {
(*blockType)[y+(z*128)+(x*128*16)] = msg->chunk->getBlockType(x, y, z);
(*blockType)[y+(z*128)+(x*128*16)+1] = msg->chunk->getBlockType(x+1, y, z);
(*blockMeta)[y+(z*128)+((x/2)*128*8)] = (msg->chunk->getBlockMeta(x, y, z) << 4) + msg->chunk->getBlockMeta(x+1, y, z);
(*lightSky)[y+(z*128)+((x/2)*128*8)] = (msg->chunk->getLightSky(x, y, z) << 4) + msg->chunk->getLightSky(x+1, y, z);
(*lightBlock)[y+(z*128)+((x/2)*128*8)] = (msg->chunk->getLightBlock(x, y, z) << 4) + msg->chunk->getLightBlock(x+1, y, z);
}
}
}
std::vector<uint8_t> data;
nbt.Write(data);
int16_t bytes = data.size();
printf("NBT data is %d bytes\n", bytes);
ps << msg->mid << msg->posX << msg->posY << msg->posZ << msg->sizeX << msg->sizeY << msg->sizeZ << bytes;
ps.bytesFrom(data);
return STATE_GOOD;
}
void ChunkLoader::run()
{
int rx=x>>5;
int rz=z>>5;
QFile f(path+"/region/r."+QString::number(rx)+"."+QString::number(rz)+".mca");
if (!f.open(QIODevice::ReadOnly)) //no chunks in this region
{
emit loaded(x,z);
return;
}
//map header into memory
uchar *header=f.map(0,4096);
int offset=4*((x&31)+(z&31)*32);
int coffset=(header[offset]<<16)|(header[offset+1]<<8)|header[offset+2];
int numSectors=header[offset+3];
f.unmap(header);
if (coffset==0) // no chunk
{
f.close();
emit loaded(x,z);
return;
}
uchar *raw=f.map(coffset*4096,numSectors*4096);
if (raw == NULL)
{
f.close();
emit loaded(x, z);
return;
}
NBT nbt(raw);
ChunkID id(x,z);
mutex.lock();
Chunk *chunk=cache[id];
if (chunk)
chunk->load(nbt);
mutex.unlock();
f.unmap(raw);
f.close();
emit loaded(x,z);
}
