mirror of
https://github.com/pmmp/PocketMine-MP.git
synced 2025-07-11 04:17:48 +00:00
330 lines
7.7 KiB
PHP
330 lines
7.7 KiB
PHP
<?php
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/*
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*
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* ____ _ _ __ __ _ __ __ ____
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* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
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* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
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* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
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* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* @author PocketMine Team
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* @link http://www.pocketmine.net/
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*
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*
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*/
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namespace pocketmine\math;
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use pocketmine\level\MovingObjectPosition;
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class AxisAlignedBB{
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public $minX;
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public $minY;
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public $minZ;
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public $maxX;
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public $maxY;
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public $maxZ;
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public function __construct($minX, $minY, $minZ, $maxX, $maxY, $maxZ){
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$this->minX = $minX;
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$this->minY = $minY;
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$this->minZ = $minZ;
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$this->maxX = $maxX;
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$this->maxY = $maxY;
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$this->maxZ = $maxZ;
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}
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public function setBounds($minX, $minY, $minZ, $maxX, $maxY, $maxZ){
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$this->minX = $minX;
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$this->minY = $minY;
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$this->minZ = $minZ;
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$this->maxX = $maxX;
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$this->maxY = $maxY;
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$this->maxZ = $maxZ;
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return $this;
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}
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public function addCoord($x, $y, $z){
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$minX = $this->minX;
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$minY = $this->minY;
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$minZ = $this->minZ;
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$maxX = $this->maxX;
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$maxY = $this->maxY;
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$maxZ = $this->maxZ;
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if($x < 0){
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$minX += $x;
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}elseif($x > 0){
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$maxX += $x;
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}
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if($y < 0){
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$minY += $y;
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}elseif($y > 0){
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$maxY += $y;
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}
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if($z < 0){
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$minZ += $z;
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}elseif($z > 0){
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$maxZ += $z;
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}
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return new AxisAlignedBB($minX, $minY, $minZ, $maxX, $maxY, $maxZ);
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}
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public function grow($x, $y, $z){
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return new AxisAlignedBB($this->minX - $x, $this->minY - $y, $this->minZ - $z, $this->maxX + $x, $this->maxY + $y, $this->maxZ + $z);
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}
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public function expand($x, $y, $z){
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$this->minX -= $x;
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$this->minY -= $y;
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$this->minZ -= $z;
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$this->maxX += $x;
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$this->maxY += $y;
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$this->maxZ += $z;
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return $this;
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}
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public function offset($x, $y, $z){
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$this->minX += $x;
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$this->minY += $y;
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$this->minZ += $z;
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$this->maxX += $x;
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$this->maxY += $y;
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$this->maxZ += $z;
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return $this;
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}
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public function shrink($x, $y, $z){
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return new AxisAlignedBB($this->minX + $x, $this->minY + $y, $this->minZ + $z, $this->maxX - $x, $this->maxY - $y, $this->maxZ - $z);
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}
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public function contract($x, $y, $z){
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$this->minX += $x;
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$this->minY += $y;
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$this->minZ += $z;
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$this->maxX -= $x;
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$this->maxY -= $y;
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$this->maxZ -= $z;
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return $this;
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}
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public function setBB(AxisAlignedBB $bb){
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$this->minX = $bb->minX;
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$this->minY = $bb->minY;
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$this->minZ = $bb->minZ;
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$this->maxX = $bb->maxX;
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$this->maxY = $bb->maxY;
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$this->maxZ = $bb->maxZ;
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return $this;
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}
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public function getOffsetBoundingBox($x, $y, $z){
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return new AxisAlignedBB($this->minX + $x, $this->minY + $y, $this->minZ + $z, $this->maxX + $x, $this->maxY + $y, $this->maxZ + $z);
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}
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public function calculateXOffset(AxisAlignedBB $bb, $x){
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if($bb->maxY <= $this->minY or $bb->minY >= $this->maxY){
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return $x;
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}
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if($bb->maxZ <= $this->minZ or $bb->minZ >= $this->maxZ){
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return $x;
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}
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if($x > 0 and $bb->maxX <= $this->minX){
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$x1 = $this->minX - $bb->maxX;
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if($x1 < $x){
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$x = $x1;
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}
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}
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if($x < 0 and $bb->minX >= $this->maxX){
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$x2 = $this->maxX - $bb->minX;
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if($x2 > $x){
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$x = $x2;
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}
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}
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return $x;
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}
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public function calculateYOffset(AxisAlignedBB $bb, $y){
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if($bb->maxX <= $this->minX or $bb->minX >= $this->maxX){
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return $y;
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}
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if($bb->maxZ <= $this->minZ or $bb->minZ >= $this->maxZ){
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return $y;
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}
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if($y > 0 and $bb->maxY <= $this->minY){
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$y1 = $this->minY - $bb->maxY;
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if($y1 < $y){
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$y = $y1;
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}
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}
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if($y < 0 and $bb->minY >= $this->maxY){
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$y2 = $this->maxY - $bb->minY;
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if($y2 > $y){
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$y = $y2;
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}
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}
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return $y;
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}
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public function calculateZOffset(AxisAlignedBB $bb, $z){
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if($bb->maxX <= $this->minX or $bb->minX >= $this->maxX){
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return $z;
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}
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if($bb->maxY <= $this->minY or $bb->minY >= $this->maxY){
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return $z;
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}
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if($z > 0 and $bb->maxZ <= $this->minZ){
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$z1 = $this->minZ - $bb->maxZ;
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if($z1 < $z){
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$z = $z1;
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}
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}
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if($z < 0 and $bb->minZ >= $this->maxZ){
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$z2 = $this->maxZ - $bb->minZ;
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if($z2 > $z){
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$z = $z2;
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}
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}
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return $z;
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}
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public function intersectsWith(AxisAlignedBB $bb){
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if($bb->maxX > $this->minX and $bb->minX < $this->maxX){
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if($bb->maxY > $this->minY and $bb->minY < $this->maxY){
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return $bb->maxZ > $this->minZ and $bb->minZ < $this->maxZ;
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}
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}
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return false;
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}
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public function isVectorInside(Vector3 $vector){
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if($vector->x <= $this->minX or $vector->x >= $this->maxX){
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return false;
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}
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if($vector->y <= $this->minY or $vector->y >= $this->maxY){
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return false;
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}
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return $vector->z > $this->minZ and $vector->z < $this->maxZ;
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}
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public function getAverageEdgeLength(){
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return ($this->maxX - $this->minX + $this->maxY - $this->minY + $this->maxZ - $this->minZ) / 3;
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}
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public function isVectorInYZ(Vector3 $vector){
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return $vector->y >= $this->minY and $vector->y <= $this->maxY and $vector->z >= $this->minZ and $vector->z <= $this->maxZ;
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}
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public function isVectorInXZ(Vector3 $vector){
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return $vector->x >= $this->minX and $vector->x <= $this->maxX and $vector->z >= $this->minZ and $vector->z <= $this->maxZ;
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}
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public function isVectorInXY(Vector3 $vector){
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return $vector->x >= $this->minX and $vector->x <= $this->maxX and $vector->y >= $this->minY and $vector->y <= $this->maxY;
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}
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public function calculateIntercept(Vector3 $pos1, Vector3 $pos2){
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$v1 = $pos1->getIntermediateWithXValue($pos2, $this->minX);
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$v2 = $pos1->getIntermediateWithXValue($pos2, $this->maxX);
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$v3 = $pos1->getIntermediateWithYValue($pos2, $this->minY);
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$v4 = $pos1->getIntermediateWithYValue($pos2, $this->maxY);
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$v5 = $pos1->getIntermediateWithZValue($pos2, $this->minZ);
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$v6 = $pos1->getIntermediateWithZValue($pos2, $this->maxZ);
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if($v1 !== null and !$this->isVectorInYZ($v1)){
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$v1 = null;
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}
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if($v2 !== null and !$this->isVectorInYZ($v2)){
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$v2 = null;
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}
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if($v3 !== null and !$this->isVectorInXZ($v3)){
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$v3 = null;
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}
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if($v4 !== null and !$this->isVectorInXZ($v4)){
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$v4 = null;
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}
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if($v5 !== null and !$this->isVectorInXY($v5)){
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$v5 = null;
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}
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if($v6 !== null and !$this->isVectorInXY($v6)){
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$v6 = null;
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}
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$vector = null;
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if($v1 !== null and ($vector === null or $pos1->distanceSquared($v1) < $pos1->distanceSquared($vector))){
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$vector = $v1;
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}
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if($v2 !== null and ($vector === null or $pos1->distanceSquared($v2) < $pos1->distanceSquared($vector))){
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$vector = $v2;
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}
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if($v3 !== null and ($vector === null or $pos1->distanceSquared($v3) < $pos1->distanceSquared($vector))){
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$vector = $v3;
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}
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if($v4 !== null and ($vector === null or $pos1->distanceSquared($v4) < $pos1->distanceSquared($vector))){
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$vector = $v4;
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}
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if($v5 !== null and ($vector === null or $pos1->distanceSquared($v5) < $pos1->distanceSquared($vector))){
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$vector = $v5;
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}
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if($v6 !== null and ($vector === null or $pos1->distanceSquared($v6) < $pos1->distanceSquared($vector))){
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$vector = $v6;
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}
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if($vector === null){
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return null;
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}
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$f = -1;
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if($vector === $v1){
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$f = 4;
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}elseif($vector === $v2){
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$f = 5;
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}elseif($vector === $v3){
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$f = 0;
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}elseif($vector === $v4){
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$f = 1;
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}elseif($vector === $v5){
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$f = 2;
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}elseif($vector === $v6){
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$f = 3;
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}
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return MovingObjectPosition::fromBlock(0, 0, 0, $f, $vector);
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}
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public function __toString(){
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return "AxisAlignedBB({$this->minX}, {$this->minY}, {$this->minZ}, {$this->maxX}, {$this->maxY}, {$this->maxZ})";
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}
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} |