Home | History | Annotate | Download | only in collision 
      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  */
     32 package com.jme3.bullet.collision;
     33 
     34 import com.bulletphysics.collision.narrowphase.ManifoldPoint;
     35 import java.util.concurrent.ConcurrentLinkedQueue;
     36 
     37 /**
     38  *
     39  * @author normenhansen
     40  */
     41 public class PhysicsCollisionEventFactory {
     42 
     43     private ConcurrentLinkedQueue<PhysicsCollisionEvent> eventBuffer = new ConcurrentLinkedQueue<PhysicsCollisionEvent>();
     44 
     45     public PhysicsCollisionEvent getEvent(int type, PhysicsCollisionObject source, PhysicsCollisionObject nodeB, ManifoldPoint cp) {
     46         PhysicsCollisionEvent event = eventBuffer.poll();
     47         if (event == null) {
     48             event = new PhysicsCollisionEvent(type, source, nodeB, cp);
     49         }else{
     50             event.refactor(type, source, nodeB, cp);
     51         }
     52         return event;
     53     }
     54 
     55     public void recycle(PhysicsCollisionEvent event) {
     56         event.clean();
     57         eventBuffer.add(event);
     58     }
     59 }
     60