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Implemented Vector3 List and AxisAlignedBB Pool to decrease object allocation

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This commit is contained in:
Shoghi Cervantes
2014-10-27 15:39:20 +01:00
parent be948f99cc
commit 7abf52e615
39 changed files with 273 additions and 223 deletions
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58
src/pocketmine/math/AxisAlignedBB.php
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@ -22,11 +22,13 @@
namespace pocketmine\math;
use pocketmine\level\MovingObjectPosition;
/**
* WARNING: This class is available on the PocketMine-MP Zephir project.
* If this class is modified, remember to modify the PHP C extension.
*/
class AxisAlignedBB{
/** @var AxisAlignedBB[] */
private static $boundingBoxes = [];
private static $nextBoundingBox = 0;
public $minX;
public $minY;
public $minZ;
@ -43,6 +45,46 @@ class AxisAlignedBB{
$this->maxZ = $maxZ;
}
public static function clearBoundingBoxes(){
self::$nextBoundingBox = 0;
self::$boundingBoxes = [];
}
public static function clearBoundingBoxPool(){
self::$nextBoundingBox = 0;
}
/**
* @param $minX
* @param $minY
* @param $minZ
* @param $maxX
* @param $maxY
* @param $maxZ
*
* @return AxisAlignedBB
*/
public static function getBoundingBoxFromPool($minX, $minY, $minZ, $maxX, $maxY, $maxZ){
if(self::$nextBoundingBox >= count(self::$boundingBoxes)){
self::$boundingBoxes[] = new AxisAlignedBB(0, 0, 0, 0, 0, 0);
}
return self::$boundingBoxes[self::$nextBoundingBox++]->setBounds($minX, $minY, $minZ, $maxX, $maxY, $maxZ);
}
/**
* @param AxisAlignedBB $bb
*
* @return AxisAlignedBB
*/
public static function cloneBoundingBoxFromPool(AxisAlignedBB $bb){
if(self::$nextBoundingBox >= count(self::$boundingBoxes)){
self::$boundingBoxes[] = new AxisAlignedBB(0, 0, 0, 0, 0, 0);
}
return self::$boundingBoxes[self::$nextBoundingBox++]->setBounds($bb->minX, $bb->minY, $bb->minZ, $bb->maxX, $bb->maxY, $bb->maxZ);
}
public function setBounds($minX, $minY, $minZ, $maxX, $maxY, $maxZ){
$this->minX = $minX;
$this->minY = $minY;
@ -55,7 +97,7 @@ class AxisAlignedBB{
}
public function addCoord($x, $y, $z){
$vec = clone $this;
$vec = self::cloneBoundingBoxFromPool($this);
if($x < 0){
$vec->minX += $x;
@ -79,7 +121,7 @@ class AxisAlignedBB{
}
public function grow($x, $y, $z){
$vec = clone $this;
$vec = self::cloneBoundingBoxFromPool($this);
$vec->minX -= $x;
$vec->minY -= $y;
$vec->minZ -= $z;
@ -113,7 +155,7 @@ class AxisAlignedBB{
}
public function shrink($x, $y, $z){
$vec = clone $this;
$vec = self::cloneBoundingBoxFromPool($this);
$vec->minX += $x;
$vec->minY += $y;
$vec->minZ += $z;
@ -146,7 +188,7 @@ class AxisAlignedBB{
}
public function getOffsetBoundingBox($x, $y, $z){
$vec = clone $this;
$vec = self::cloneBoundingBoxFromPool($this);
$vec->minX += $x;
$vec->minY += $y;
$vec->minZ += $z;