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Preparing chunk changes...

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This commit is contained in:
Shoghi Cervantes Pueyo 2012-12-19 19:42:10 +01:00
parent 8918c3c2c8
commit d4487e66f6
1 changed files with 7 additions and 3 deletions
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10
classes/ChunkParser.class.php
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@ -77,6 +77,10 @@ class ChunkParser{
return 0x1000 + (($Z * $sectors) << 12) + (($X * $sectors) << 16);
}
private function getOffsetLocation($X, $Z){
return $X << 2 + $Z << 7;
}
public function getChunk($X, $Z){
$X = (int) $X;
$Z = (int) $Z;
@ -92,7 +96,7 @@ class ChunkParser{
$chunk = "";
foreach($this->map[$X][$Z] as $section => $data){
for($i = 0; $i < 256; ++$i){
$chunk .= $data[$i];
$chunk .= $data[$i];
}
}
return Utils::writeLInt(strlen($chunk)).$chunk;
@ -113,7 +117,7 @@ class ChunkParser{
foreach($chunk as $section => &$data){
$l = $section === 0 ? 128:64;
for($i = 0; $i < 256; ++$i){
$data[] = substr($this->raw, $offset, $l);
$data[$i] = substr($this->raw, $offset, $l);
$offset += $l;
}
}
@ -142,7 +146,7 @@ class ChunkParser{
flock($fp, LOCK_EX);
foreach($this->map as $x => $d){
foreach($d as $z => $chunk){
fseek($fp, $this->getOffset($x, $z));
fseek($fp, $this->location[$x][$z]);
fwrite($fp, $this->writeChunk($x, $z), $this->chunkLength);
}
}