/**
* @param $chunkX
* @param $chunkZ
* @param $payload
*
* @return DataPacket
*/
public static function getChunkCacheFromData($chunkX, $chunkZ, $payload)
{
$pk = new FullChunkDataPacket();
$pk->chunkX = $chunkX;
$pk->chunkZ = $chunkZ;
$pk->data = $payload;
$pk->encode();
$batch = new BatchPacket();
$batch->payload = zlib_encode($pk->getBuffer(), ZLIB_ENCODING_DEFLATE, Server::getInstance()->networkCompressionLevel);
$batch->setChannel(Network::CHANNEL_WORLD_CHUNKS);
$batch->encode();
$batch->isEncoded = true;
return $batch;
}
/**
* @param $chunkX
* @param $chunkZ
* @param $payload
*
* @return DataPacket
*/
public static function getChunkCacheFromData($chunkX, $chunkZ, $payload, $ordering = FullChunkDataPacket::ORDER_COLUMNS)
{
$pk = new FullChunkDataPacket();
$pk->chunkX = $chunkX;
$pk->chunkZ = $chunkZ;
$pk->order = $ordering;
$pk->data = $payload;
$pk->encode();
$batch = new BatchPacket();
$batch->payload = zlib_encode(Binary::writeInt(strlen($pk->getBuffer())) . $pk->getBuffer(), ZLIB_ENCODING_DEFLATE, Server::getInstance()->networkCompressionLevel);
$batch->encode();
$batch->isEncoded = true;
return $batch;
}
public function saveChunkToDisk($x, $z, $payload, $ordering = FullChunkDataPacket::ORDER_COLUMNS)
{
// When the payload of the chunk has been calculated it, save it if possible to save future CPU cycles
/** @var Player $player */
if (file_exists("chunk_cache/" . $this->getName() . "/" . $x . "_" . $z . ".dat")) {
$this->loadChunkFromDisk($x, $z);
return true;
}
$pk = new FullChunkDataPacket();
$pk->chunkX = $x;
$pk->chunkZ = $z;
$pk->order = $ordering;
$pk->data = $payload;
$pk->encode();
// all chunks are zlib_encoded, level is arbitrary but 6 is a good match between device CPU power needed
// and bandwidth
$data = zlib_encode(Binary::writeInt(strlen($pk->buffer)) . $pk->buffer, ZLIB_ENCODING_DEFLATE, 6);
$this->chunkCache[$x . ":" . $z] = $data;
if (!$this->server->getKatana()->getProperty("cache.save-to-disk", true)) {
return true;
}
file_put_contents("chunk_cache/" . $this->getName() . "/" . $x . "_" . $z . ".dat", $data);
return true;
}
public function requestChunkTask($x, $z)
{
$chunk = $this->getChunk($x, $z, false);
if (!$chunk instanceof Chunk) {
throw new ChunkException("Invalid Chunk sent");
}
$tiles = "";
$nbt = new NBT(NBT::LITTLE_ENDIAN);
foreach ($chunk->getTiles() as $tile) {
if ($tile instanceof Spawnable) {
$nbt->setData($tile->getSpawnCompound());
$tiles .= $nbt->write();
}
}
$extraData = new BinaryStream();
$extraData->putLInt(count($chunk->getBlockExtraDataArray()));
foreach ($chunk->getBlockExtraDataArray() as $key => $value) {
$extraData->putLInt($key);
$extraData->putLShort($value);
}
$ordered = $chunk->getBlockIdArray() . $chunk->getBlockDataArray() . $chunk->getBlockSkyLightArray() . $chunk->getBlockLightArray() . pack("C*", ...$chunk->getHeightMapArray()) . pack("N*", ...$chunk->getBiomeColorArray()) . $extraData->getBuffer() . $tiles;
$pk = new FullChunkDataPacket();
$pk->chunkX = $x;
$pk->chunkZ = $z;
$pk->order = FullChunkDataPacket::ORDER_COLUMNS;
$pk->data = $ordered;
$pk->encode();
$str = "";
$str .= Binary::writeInt(strlen($pk->buffer)) . $pk->buffer;
$this->getLevel()->chunkRequestCallback($x, $z, zlib_encode($str, ZLIB_ENCODING_DEFLATE, 7));
return null;
}
public function saveChunkToDisk($x, $z, $payload, $ordering = FullChunkDataPacket::ORDER_COLUMNS)
{
/** @var Player $player */
if (file_exists("chunk_cache/" . $this->getName() . "/" . $x . "_" . $z . ".dat")) {
$this->loadChunkFromDisk($x, $z);
return true;
}
$pk = new FullChunkDataPacket();
$pk->chunkX = $x;
$pk->chunkZ = $z;
$pk->order = $ordering;
$pk->data = $payload;
$pk->encode();
$data = zlib_encode(Binary::writeInt(strlen($pk->buffer)) . $pk->buffer, ZLIB_ENCODING_DEFLATE, 6);
$this->chunkCache[$x . ":" . $z] = $data;
if (!$this->server->getKatana()->getProperty("cache.save-to-disk", true)) {
return true;
}
file_put_contents("chunk_cache/" . $this->getName() . "/" . $x . "_" . $z . ".dat", $data);
return true;
}
public function sendChunks($data = array())
{
if ($this->connected === \false) {
return;
}
$bt = new BatchPacket();
$str = "";
foreach ($data as $set) {
$x = $set["x"];
$z = $set["z"];
$payload = $set["payload"];
$this->usedChunks[Level::chunkHash($x, $z)] = true;
$this->chunkLoadCount++;
$pk = new FullChunkDataPacket();
$pk->chunkX = $x;
$pk->chunkZ = $z;
$pk->data = $payload;
$pk->setChannel(Network::CHANNEL_WORLD_CHUNKS);
$pk->encode();
$str .= $pk->buffer;
}
$bt->setChannel($this->spawned ? Network::CHANNEL_WORLD_CHUNKS : Network::CHANNEL_PRIORITY);
$bt->payload = zlib_encode($str, ZLIB_ENCODING_DEFLATE, 6);
$bt->encode();
$bt->isEncoded = true;
$this->dataPacket($bt);
foreach ($data as $set) {
$x = $set["x"];
$z = $set["z"];
$payload = $set["payload"];
if ($this->spawned) {
foreach ($this->level->getChunkEntities($x, $z) as $entity) {
if ($entity !== $this and !$entity->closed and !$entity->dead) {
$entity->spawnTo($this);
}
}
}
}
}
public function sendChunk($x, $z, $payload, $ordering = FullChunkDataPacket::ORDER_COLUMNS)
{
if ($this->connected === false) {
return;
}
$this->usedChunks[Level::chunkHash($x, $z)] = true;
$this->chunkLoadCount++;
$pk = new FullChunkDataPacket();
$pk->chunkX = $x;
$pk->chunkZ = $z;
$pk->order = $ordering;
$pk->data = $payload;
$pk->encode();
$bt = new BatchPacket();
$str = $pk->buffer;
$bt->payload = zlib_encode($str, ZLIB_ENCODING_DEFLATE, 7);
$bt->encode();
$bt->isEncoded = true;
$this->dataPacket($bt);
if ($this->spawned) {
foreach ($this->level->getChunkEntities($x, $z) as $entity) {
if ($entity !== $this and !$entity->closed and !$entity->dead) {
$entity->spawnTo($this);
}
}
}
}