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 33 package jme3test.helloworld; 34 35 import com.jme3.app.SimpleApplication; 36 import com.jme3.material.Material; 37 import com.jme3.math.ColorRGBA; 38 import com.jme3.math.Vector3f; 39 import com.jme3.scene.Geometry; 40 import com.jme3.scene.shape.Box; 41 42 /** Sample 4 - how to trigger repeating actions from the main event loop. 43 * In this example, you use the loop to make the player character 44 * rotate continuously. */ 45 public class HelloLoop extends SimpleApplication { 46 main(String[] args)47 public static void main(String[] args){ 48 HelloLoop app = new HelloLoop(); 49 app.start(); 50 } 51 52 protected Geometry player; 53 54 @Override simpleInitApp()55 public void simpleInitApp() { 56 /** this blue box is our player character */ 57 Box b = new Box(Vector3f.ZERO, 1, 1, 1); 58 player = new Geometry("blue cube", b); 59 Material mat = new Material(assetManager, 60 "Common/MatDefs/Misc/Unshaded.j3md"); 61 mat.setColor("Color", ColorRGBA.Blue); 62 player.setMaterial(mat); 63 rootNode.attachChild(player); 64 } 65 66 /* Use the main event loop to trigger repeating actions. */ 67 @Override simpleUpdate(float tpf)68 public void simpleUpdate(float tpf) { 69 // make the player rotate: 70 player.rotate(0, 2*tpf, 0); 71 } 72 }