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.light; 34 35 import com.jme3.app.SimpleApplication; 36 import com.jme3.light.DirectionalLight; 37 import com.jme3.light.PointLight; 38 import com.jme3.material.Material; 39 import com.jme3.math.ColorRGBA; 40 import com.jme3.math.FastMath; 41 import com.jme3.math.Vector3f; 42 import com.jme3.scene.Geometry; 43 import com.jme3.scene.Spatial; 44 import com.jme3.scene.shape.Sphere; 45 import com.jme3.util.TangentBinormalGenerator; 46 47 public class TestTangentGenBadUV extends SimpleApplication { 48 49 float angle; 50 PointLight pl; 51 Geometry lightMdl; 52 main(String[] args)53 public static void main(String[] args){ 54 TestTangentGenBadUV app = new TestTangentGenBadUV(); 55 app.start(); 56 } 57 58 @Override simpleInitApp()59 public void simpleInitApp() { 60 Spatial teapot = assetManager.loadModel("Models/Teapot/Teapot.obj"); 61 if (teapot instanceof Geometry){ 62 Geometry g = (Geometry) teapot; 63 TangentBinormalGenerator.generate(g.getMesh()); 64 }else{ 65 throw new RuntimeException(); 66 } 67 teapot.setLocalScale(2f); 68 Material mat = assetManager.loadMaterial("Textures/BumpMapTest/Tangent.j3m"); 69 teapot.setMaterial(mat); 70 rootNode.attachChild(teapot); 71 72 Geometry debug = new Geometry( 73 "Debug Teapot", 74 TangentBinormalGenerator.genTbnLines(((Geometry) teapot).getMesh(), 0.03f) 75 ); 76 Material debugMat = assetManager.loadMaterial("Common/Materials/VertexColor.j3m"); 77 debug.setMaterial(debugMat); 78 debug.setCullHint(Spatial.CullHint.Never); 79 debug.getLocalTranslation().set(teapot.getLocalTranslation()); 80 debug.getLocalScale().set(teapot.getLocalScale()); 81 rootNode.attachChild(debug); 82 83 84 DirectionalLight dl = new DirectionalLight(); 85 dl.setDirection(new Vector3f(1,-1,-1).normalizeLocal()); 86 dl.setColor(ColorRGBA.White); 87 rootNode.addLight(dl); 88 89 lightMdl = new Geometry("Light", new Sphere(10, 10, 0.1f)); 90 lightMdl.setMaterial(assetManager.loadMaterial("Common/Materials/RedColor.j3m")); 91 lightMdl.getMesh().setStatic(); 92 rootNode.attachChild(lightMdl); 93 94 pl = new PointLight(); 95 pl.setColor(ColorRGBA.White); 96 //pl.setRadius(3f); 97 rootNode.addLight(pl); 98 } 99 100 @Override simpleUpdate(float tpf)101 public void simpleUpdate(float tpf){ 102 angle += tpf; 103 angle %= FastMath.TWO_PI; 104 105 pl.setPosition(new Vector3f(FastMath.cos(angle) * 2f, 0.5f, FastMath.sin(angle) * 2f)); 106 lightMdl.setLocalTranslation(pl.getPosition()); 107 } 108 109 } 110