Explosions

2025-09-06 09:56:06 +00:00 · 2013-04-12 20:35:16 +02:00
parent a6615560bc
commit bab3b8274a
3 changed files with 106 additions and 12 deletions
--- a/src/world/Explosion.php
+++ b/src/world/Explosion.php
@ -0,0 +1,101 @@
+<?php
+
+/*
+
+           -
+         /   \
+      /         \
+   /   PocketMine  \
+/          MP         \
+|\     @shoghicp     /|
+|.   \           /   .|
+| ..     \   /     .. |
+|    ..    |    ..    |
+|       .. | ..       |
+\          |          /
+   \       |       /
+      \    |    /
+         \ | /
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+
+*/
+
+class Explosion{
+	private $i = 16; //Rays
+	public $level;
+	public $source;
+	public $size;
+	public $affectedBlocks = array();
+	
+	public function __construct($level, Vector3 $center, $size){
+		$this->level = $level;
+		$this->source = $center;
+		$this->size = max($size, 0);
+	}
+	
+	public function explode(){
+		if($this->size < 0.1 or ServerAPI::request()->api->dhandle("entity.explosion", array(
+			"level" => $level,
+			"source" => $this->source,
+			"size" => $this->size
+		))){
+			return false;
+		}
+		
+		for($i = 0; $i < $this->i; ++$i){
+			for($j = 0; $j < $this->i; ++$j){
+				for($k = 0; $k < $this->i; ++$k){
+					if($i === 0 or $i === ($this->i - 1) or $j === 0 or $j === ($this->i - 1) or $k === 0 or $k === ($this->i - 1)){
+						$d3 = $i / ($this->i - 1) * 2 - 1;
+						$d4 = $j / ($this->i - 1) * 2 - 1;
+						$d5 = $k / ($this->i - 1) * 2 - 1;
+						$d6 = sqrt($d3 * $d3 + $d4 * $d4 + $d5 * $d5);
+						$d3 /= $d6;
+						$d4 /= $d6;
+						$d5 /= $d6;
+						
+						$f1 = $this->size * (0.7 + lcg_value() * 0.6);
+						$d0 = $this->source->x;
+						$d1 = $this->source->y;
+						$d2 = $this->source->z;
+						
+						for($f2 = 0.3; $f1 > 0; $f1 -= $f2 * 0.75){
+							$l = floor($d0);
+							$i1 = floor($d1);
+							$j1 = floor($d2);
+							$k1 = $this->level->getBlock(new Vector3($l, $i1, $j1))->getID();
+							if($k1 > AIR){
+								$f3 = 0.5; //Placeholder
+								$f1 -= ($f3 + 0.4) * $f2;
+							}
+							
+							if($f1 > 0 and $i1 < 128 and $i1 >= 0){
+								$this->level->setBlock(new Vector3($l, $i1, $j1), AIR, 0, false);
+								$this->affectedBlocks[$l.$i1.$j1] = new Vector3($l, $i1, $j1);
+							}
+							
+							$d0 += $d3 * $f2;
+							$d1 += $d4 * $f2;
+							$d2 += $d5 * $f2;
+						}
+					}
+				}
+			}
+		}
+
+		foreach(ServerAPI::request()->api->player->getAll() as $player){
+			$player->dataPacket(MC_EXPLOSION, array(
+				"x" => $this->source->x,
+				"y" => $this->source->y,
+				"z" => $this->source->z,
+				"radius" => $this->size,
+				"records" => array(), //Blocks are already sent
+			));
+		}
+	}
+}