1/* 2 * Copyright (c) 2009-2010 jMonkeyEngine 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * * Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32package com.jme3.bullet.collision; 33 34import java.util.concurrent.ConcurrentLinkedQueue; 35 36/** 37 * 38 * @author normenhansen 39 */ 40public class PhysicsCollisionEventFactory { 41 42 private ConcurrentLinkedQueue<PhysicsCollisionEvent> eventBuffer = new ConcurrentLinkedQueue<PhysicsCollisionEvent>(); 43 44 public PhysicsCollisionEvent getEvent(int type, PhysicsCollisionObject source, PhysicsCollisionObject nodeB, long manifoldPointObjectId) { 45 PhysicsCollisionEvent event = eventBuffer.poll(); 46 if (event == null) { 47 event = new PhysicsCollisionEvent(type, source, nodeB, manifoldPointObjectId); 48 }else{ 49 event.refactor(type, source, nodeB, manifoldPointObjectId); 50 } 51 return event; 52 } 53 54 public void recycle(PhysicsCollisionEvent event) { 55 event.clean(); 56 eventBuffer.add(event); 57 } 58} 59