101 lines
3.3 KiB
Java
101 lines
3.3 KiB
Java
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package jme3test.light;
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import com.jme3.app.SimpleApplication;
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import com.jme3.input.KeyInput;
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import com.jme3.input.controls.ActionListener;
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import com.jme3.input.controls.KeyTrigger;
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import com.jme3.light.DirectionalLight;
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import com.jme3.material.*;
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import com.jme3.math.ColorRGBA;
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import com.jme3.math.Quaternion;
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import com.jme3.math.Vector3f;
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import com.jme3.scene.Geometry;
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import com.jme3.scene.Node;
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import com.jme3.scene.Spatial;
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import com.jme3.util.TangentBinormalGenerator;
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import com.jme3.util.mikktspace.MikktspaceTangentGenerator;
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/**
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* test
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*
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* @author normenhansen
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*/
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public class TestTangentSpace extends SimpleApplication {
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public static void main(String[] args) {
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TestTangentSpace app = new TestTangentSpace();
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app.start();
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}
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private Node debugNode = new Node("debug");
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@Override
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public void simpleInitApp() {
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renderManager.setSinglePassLightBatchSize(2);
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renderManager.setPreferredLightMode(TechniqueDef.LightMode.SinglePass);
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initView();
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Spatial s = assetManager.loadModel("Models/Test/BasicCubeLow.obj");
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rootNode.attachChild(s);
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Material m = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md");
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m.setTexture("NormalMap", assetManager.loadTexture("Models/Test/Normal_pixel.png"));
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Geometry g = (Geometry)s;
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Geometry g2 = (Geometry) g.deepClone();
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g2.move(5, 0, 0);
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g.getParent().attachChild(g2);
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g.setMaterial(m);
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g2.setMaterial(m);
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//Regular tangent generation (left geom)
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TangentBinormalGenerator.generate(g2.getMesh(), true);
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//MikkTSPace Tangent generation (right geom)
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MikktspaceTangentGenerator.generate(g);
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createDebugTangents(g2);
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createDebugTangents(g);
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inputManager.addListener(new ActionListener() {
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@Override
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public void onAction(String name, boolean isPressed, float tpf) {
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if (name.equals("toggleDebug") && isPressed) {
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if (debugNode.getParent() == null) {
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rootNode.attachChild(debugNode);
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} else {
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debugNode.removeFromParent();
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}
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}
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}
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}, "toggleDebug");
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inputManager.addMapping("toggleDebug", new KeyTrigger(KeyInput.KEY_SPACE));
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DirectionalLight dl = new DirectionalLight(new Vector3f(-1, -1, -1).normalizeLocal());
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rootNode.addLight(dl);
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}
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private void initView() {
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viewPort.setBackgroundColor(ColorRGBA.DarkGray);
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cam.setLocation(new Vector3f(8.569681f, 3.335546f, 5.4372444f));
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cam.setRotation(new Quaternion(-0.07608022f, 0.9086564f, -0.18992864f, -0.3639813f));
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flyCam.setMoveSpeed(10);
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}
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private void createDebugTangents(Geometry geom) {
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Geometry debug = new Geometry(
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"Debug " + geom.getName(),
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TangentBinormalGenerator.genTbnLines(geom.getMesh(), 0.8f)
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);
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Material debugMat = assetManager.loadMaterial("Common/Materials/VertexColor.j3m");
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debug.setMaterial(debugMat);
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debug.setCullHint(Spatial.CullHint.Never);
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debug.getLocalTranslation().set(geom.getWorldTranslation());
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debugNode.attachChild(debug);
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}
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}
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