Fixed wrong paths

src/pocketmine/scheduler/TickScheduler.php

@@ -0,0 +1,79 @@
+<?php
+
+/*
+ *
+ *  ____            _        _   __  __ _                  __  __ ____
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
+ *
+ * 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.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ *
+ *
+*/
+
+namespace pocketmine\scheduler;
+
+class TickScheduler extends \Thread{
+	protected $sleepTime;
+	protected $ticksPerSecond;
+	protected $tickMeasure;
+	public $hasTick;
+
+	public function __construct($ticksPerSecond = 20){
+		$this->ticksPerSecond = (int) $ticksPerSecond;
+		$this->sleepTime = (int) (1000000 / $this->ticksPerSecond);
+		$this->tickMeasure = $this->sleepTime;
+		$this->start(PTHREADS_INHERIT_ALL & ~PTHREADS_INHERIT_CLASSES);
+	}
+
+	/**
+	 * Returns true if clear to run tick
+	 *
+	 * @return bool
+	 */
+	public function hasTick(){
+		return $this->synchronized(function (){
+			$hasTick = $this->hasTick;
+			$this->hasTick = false;
+
+			return $hasTick === true;
+		});
+	}
+
+	public function doTick(){
+		$this->notify();
+	}
+
+	/**
+	 * @return float
+	 */
+	public function getTPS(){
+		return $this->synchronized(function (){
+			return round(($this->sleepTime / $this->tickMeasure) * $this->ticksPerSecond, 2);
+		});
+	}
+
+	public function run(){
+		$tickTime = microtime(true);
+		$this->hasTick = true;
+		while(true){
+			$this->synchronized(function (){
+				$this->hasTick = true;
+				$this->wait();
+				$this->hasTick = false;
+			});
+
+			$this->tickMeasure = (int) ((($time = microtime(true)) - $tickTime) * 1000000);
+			$tickTime = $time;
+			usleep($this->sleepTime - 100); //Remove a few ms for processing
+		}
+	}
+}