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      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.shapes;
     33 
     34 import com.bulletphysics.collision.shapes.SphereShape;
     35 import com.jme3.bullet.util.Converter;
     36 import com.jme3.export.InputCapsule;
     37 import com.jme3.export.JmeExporter;
     38 import com.jme3.export.JmeImporter;
     39 import com.jme3.export.OutputCapsule;
     40 import java.io.IOException;
     41 
     42 /**
     43  * Basic sphere collision shape
     44  * @author normenhansen
     45  */
     46 public class SphereCollisionShape extends CollisionShape {
     47 
     48     protected float radius;
     49 
     50     public SphereCollisionShape() {
     51     }
     52 
     53     /**
     54      * creates a SphereCollisionShape with the given radius
     55      * @param radius
     56      */
     57     public SphereCollisionShape(float radius) {
     58         this.radius = radius;
     59         createShape();
     60     }
     61 
     62     public float getRadius() {
     63         return radius;
     64     }
     65 
     66     public void write(JmeExporter ex) throws IOException {
     67         super.write(ex);
     68         OutputCapsule capsule = ex.getCapsule(this);
     69         capsule.write(radius, "radius", 0.5f);
     70     }
     71 
     72     public void read(JmeImporter im) throws IOException {
     73         super.read(im);
     74         InputCapsule capsule = im.getCapsule(this);
     75         radius = capsule.readFloat("radius", 0.5f);
     76         createShape();
     77     }
     78 
     79     protected void createShape() {
     80         cShape = new SphereShape(radius);
     81         cShape.setLocalScaling(Converter.convert(getScale()));
     82         cShape.setMargin(margin);
     83     }
     84 
     85 }
     86