engine/src/android/jme3test/android/TestNormalMapping.java

/*
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 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
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 *   may be used to endorse or promote products derived from this software
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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package jme3test.android;

import com.jme3.app.SimpleApplication;
import com.jme3.light.AmbientLight;
import com.jme3.light.DirectionalLight;
import com.jme3.light.PointLight;
import com.jme3.material.Material;
import com.jme3.math.ColorRGBA;
import com.jme3.math.FastMath;
import com.jme3.math.Vector3f;
import com.jme3.scene.Geometry;
import com.jme3.scene.Spatial;
import com.jme3.scene.shape.Sphere;
import com.jme3.util.TangentBinormalGenerator;

public class TestNormalMapping extends SimpleApplication {

    float angle;
    PointLight pl;
    Spatial lightMdl;

    public static void main(String[] args){
        TestNormalMapping app = new TestNormalMapping();
        app.start();
    }

    @Override
    public void simpleInitApp() {
        Sphere sphMesh = new Sphere(32, 32, 1);
        sphMesh.setTextureMode(Sphere.TextureMode.Projected);
        sphMesh.updateGeometry(32, 32, 1, false, false);
        TangentBinormalGenerator.generate(sphMesh);

        Geometry sphere = new Geometry("Rock Ball", sphMesh);
        Material mat = assetManager.loadMaterial("Textures/Terrain/Pond/Pond.j3m");
        sphere.setMaterial(mat);
        rootNode.attachChild(sphere);

        lightMdl = new Geometry("Light", new Sphere(10, 10, 0.1f));
        lightMdl.setMaterial(assetManager.loadMaterial("Common/Materials/RedColor.j3m"));
        rootNode.attachChild(lightMdl);

        pl = new PointLight();
        pl.setColor(ColorRGBA.White);
        pl.setPosition(new Vector3f(0f, 0f, 4f));
        rootNode.addLight(pl);

        AmbientLight al = new AmbientLight();
        al.setColor(new ColorRGBA(0.44f, 0.40f, 0.20f, 1.0f));
        rootNode.addLight(al);
       
        DirectionalLight dl = new DirectionalLight();
        dl.setDirection(new Vector3f(1,-1,-1).normalizeLocal());
        dl.setColor(new ColorRGBA(0.92f, 0.85f, 0.8f, 1.0f));
        rootNode.addLight(dl);
    }

    @Override
    public void simpleUpdate(float tpf){
        angle += tpf * 0.25f;
        angle %= FastMath.TWO_PI;

        pl.setPosition(new Vector3f(FastMath.cos(angle) * 4f, 0.5f, FastMath.sin(angle) * 4f));
        lightMdl.setLocalTranslation(pl.getPosition());
    }

}