xref: /external/jmonkeyengine/engine/src/test/jme3test/material/TestNormalMapping.java

/*
 * Copyright (c) 2009-2010 jMonkeyEngine
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
 *   may be used to endorse or promote products derived from this software
 *   without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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package jme3test.material;

import com.jme3.app.SimpleApplication;
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);

//        DirectionalLight dl = new DirectionalLight();
//        dl.setDirection(new Vector3f(1,-1,1).normalizeLocal());
//        dl.setColor(new ColorRGBA(0.22f, 0.15f, 0.1f, 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());
    }

}