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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 
     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.shape.Sphere;
     44 import com.jme3.util.TangentBinormalGenerator;
     45 
     46 public class TestSimpleLighting extends SimpleApplication {
     47 
     48     float angle;
     49     PointLight pl;
     50     Geometry lightMdl;
     51 
     52     public static void main(String[] args){
     53         TestSimpleLighting app = new TestSimpleLighting();
     54         app.start();
     55     }
     56 
     57     @Override
     58     public void simpleInitApp() {
     59         Geometry teapot = (Geometry) assetManager.loadModel("Models/Teapot/Teapot.obj");
     60         TangentBinormalGenerator.generate(teapot.getMesh(), true);
     61 
     62         teapot.setLocalScale(2f);
     63         Material mat = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md");
     64 //        mat.selectTechnique("GBuf");
     65         mat.setFloat("Shininess", 12);
     66         mat.setBoolean("UseMaterialColors", true);
     67 
     68 //        mat.setTexture("ColorRamp", assetManager.loadTexture("Textures/ColorRamp/cloudy.png"));
     69 //
     70 //        mat.setBoolean("VTangent", true);
     71 //        mat.setBoolean("Minnaert", true);
     72 //        mat.setBoolean("WardIso", true);
     73 //        mat.setBoolean("VertexLighting", true);
     74 //        mat.setBoolean("LowQuality", true);
     75 //        mat.setBoolean("HighQuality", true);
     76 
     77         mat.setColor("Ambient",  ColorRGBA.Black);
     78         mat.setColor("Diffuse",  ColorRGBA.Gray);
     79         mat.setColor("Specular", ColorRGBA.Gray);
     80 
     81         teapot.setMaterial(mat);
     82         rootNode.attachChild(teapot);
     83 
     84         lightMdl = new Geometry("Light", new Sphere(10, 10, 0.1f));
     85         lightMdl.setMaterial(assetManager.loadMaterial("Common/Materials/RedColor.j3m"));
     86         lightMdl.getMesh().setStatic();
     87         rootNode.attachChild(lightMdl);
     88 
     89         pl = new PointLight();
     90         pl.setColor(ColorRGBA.White);
     91         pl.setRadius(4f);
     92         rootNode.addLight(pl);
     93 
     94         DirectionalLight dl = new DirectionalLight();
     95         dl.setDirection(new Vector3f(-1, -1, -1).normalizeLocal());
     96         dl.setColor(ColorRGBA.Green);
     97         rootNode.addLight(dl);
     98     }
     99 
    100     @Override
    101     public void simpleUpdate(float tpf){
    102 //        cam.setLocation(new Vector3f(2.0632997f, 1.9493936f, 2.6885238f));
    103 //        cam.setRotation(new Quaternion(-0.053555284f, 0.9407851f, -0.17754152f, -0.28378546f));
    104 
    105         angle += tpf;
    106         angle %= FastMath.TWO_PI;
    107 
    108         pl.setPosition(new Vector3f(FastMath.cos(angle) * 2f, 0.5f, FastMath.sin(angle) * 2f));
    109         lightMdl.setLocalTranslation(pl.getPosition());
    110     }
    111 
    112 }
    113