1/*
2 * Copyright (c) 2009-2010 jMonkeyEngine
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4 *
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10 *   notice, this list of conditions and the following disclaimer.
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12 * * Redistributions in binary form must reproduce the above copyright
13 *   notice, this list of conditions and the following disclaimer in the
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17 *   may be used to endorse or promote products derived from this software
18 *   without specific prior written permission.
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20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33package jme3test.light;
34
35import com.jme3.app.SimpleApplication;
36import com.jme3.light.DirectionalLight;
37import com.jme3.light.PointLight;
38import com.jme3.material.Material;
39import com.jme3.math.ColorRGBA;
40import com.jme3.math.FastMath;
41import com.jme3.math.Vector3f;
42import com.jme3.scene.Geometry;
43import com.jme3.scene.Spatial;
44import com.jme3.scene.shape.Sphere;
45import com.jme3.util.TangentBinormalGenerator;
46
47public class TestTangentGenBadUV extends SimpleApplication {
48
49    float angle;
50    PointLight pl;
51    Geometry lightMdl;
52
53    public static void main(String[] args){
54        TestTangentGenBadUV app = new TestTangentGenBadUV();
55        app.start();
56    }
57
58    @Override
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
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