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Map saving, breaking blocks. Huge rewrite

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Shoghi Cervantes Pueyo
2012-12-16 23:33:18 +01:00
parent 72c4cc7a30
commit 3a2010696f
15 changed files with 423 additions and 484 deletions
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67
classes/ChunkParser.class.php
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@ -26,7 +26,7 @@ the Free Software Foundation, either version 3 of the License, or
*/
class ChunkParser{
private $location, $raw = b"";
private $location, $raw = b"", $file;
var $sectorLenght = 4096; //16 * 16 * 16
var $chunkLenght = 86016; //21 * $sectorLenght
var $map;
@ -62,6 +62,7 @@ class ChunkParser{
if(!file_exists($file)){
return false;
}
$this->file = $file;
$this->raw = file_get_contents($file);
$this->chunkLenght = $this->sectorLenght * ord($this->raw{0});
return true;
@ -78,15 +79,25 @@ class ChunkParser{
return 0x1000 + (($Z * $sectors) << 12) + (($X * $sectors) << 16);
}
public function getChunk($X, $Z, $header = true){
public function getChunk($X, $Z){
$X = (int) $X;
$Z = (int) $Z;
if($header === false){
$add = 4;
}else{
$add = 0;
return substr($this->raw, $this->getOffset($X, $Z), $this->chunkLenght);
}
public function writeChunk($X, $Z){
$X = (int) $X;
$Z = (int) $Z;
if(!isset($this->map[$X][$Z])){
return false;
}
return substr($this->raw, $this->getOffset($X, $Z) + $add, $this->chunkLenght - $add);
$chunk = "";
foreach($this->map[$X][$Z] as $section => $data){
foreach($data as $r){
$chunk .= $r;
}
}
return Utils::writeLInt(strlen($chunk)).$chunk;
}
public function parseChunk($X, $Z){
@ -154,6 +165,20 @@ class ChunkParser{
console("[DEBUG] Chunks loaded!", true, true, 2);
}
public function saveMap(){
console("[DEBUG] Saving chunks...", true, true, 2);
$fp = fopen($this->file, "r+b");
flock($fp, LOCK_EX);
foreach($this->map as $x => $d){
foreach($d as $z => $chunk){
fseek($fp, $this->getOffset($x, $z));
fwrite($fp, $this->writeChunk($x, $z), $this->chunkLenght);
}
}
flock($fp, LOCK_UN);
fclose($fp);
}
public function getBlock($x, $y, $z){
$x = (int) $x;
$y = (int) $y;
@ -164,8 +189,32 @@ class ChunkParser{
$aZ = $z - ($Z << 4);
$index = $aX + ($aZ << 4);
$block = ord($this->map[$X][$Z][0][$index]{$y});
//$meta = $this->getOffset($X, $Z) + 4 + (($x << 6) + $y + ($z << 10));
return array($block, 0);
$meta = ord($this->map[$X][$Z][1][$index]{$y >> 1});
if(($y & 1) === 0){
$meta = $meta & 0x0F;
}else{
$meta = $meta >> 4;
}
return array($block, $meta);
}
public function setBlock($x, $y, $z, $block, $meta = 0){
$x = (int) $x;
$y = (int) $y;
$z = (int) $z;
$X = $x >> 4;
$Z = $z >> 4;
$aX = $x - ($X << 4);
$aZ = $z - ($Z << 4);
$index = $aX + ($aZ << 4);
$this->map[$X][$Z][0][$index]{$y} = chr($block);
$old_meta = ord($this->map[$X][$Z][1][$index]{$y >> 1});
if(($y & 1) === 0){
$meta = ($old_meta & 0xF0) | ($meta & 0x0F);
}else{
$meta = (($meta << 4) & 0xF0) | ($old_meta & 0x0F);
}
$this->map[$X][$Z][1][$index]{$y >> 1} = chr($meta);
}
}