1 package jme3test.light; 2 3 import com.jme3.app.SimpleApplication; 4 import com.jme3.font.BitmapText; 5 import com.jme3.input.KeyInput; 6 import com.jme3.input.controls.ActionListener; 7 import com.jme3.input.controls.KeyTrigger; 8 import com.jme3.light.DirectionalLight; 9 import com.jme3.light.PointLight; 10 import com.jme3.material.Material; 11 import com.jme3.math.ColorRGBA; 12 import com.jme3.math.FastMath; 13 import com.jme3.math.Vector3f; 14 import com.jme3.renderer.queue.RenderQueue.Bucket; 15 import com.jme3.scene.*; 16 import com.jme3.scene.Spatial.CullHint; 17 import com.jme3.scene.shape.Sphere; 18 import com.jme3.util.TangentBinormalGenerator; 19 20 /** 21 * 22 * @author Kirusha 23 */ 24 public class TestTangentGenBadModels extends SimpleApplication { 25 26 float angle; 27 PointLight pl; 28 Geometry lightMdl; 29 main(String[] args)30 public static void main(String[] args){ 31 TestTangentGenBadModels app = new TestTangentGenBadModels(); 32 app.start(); 33 } 34 35 @Override simpleInitApp()36 public void simpleInitApp() { 37 // assetManager.registerLocator("http://jme-glsl-shaders.googlecode.com/hg/assets/Models/LightBlow/", UrlLocator.class); 38 // assetManager.registerLocator("http://jmonkeyengine.googlecode.com/files/", UrlLocator.class); 39 40 final Spatial badModel = assetManager.loadModel("Models/TangentBugs/test.blend"); 41 // badModel.setLocalScale(1f); 42 43 Material mat = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md"); 44 mat.setTexture("NormalMap", assetManager.loadTexture("Models/TangentBugs/test_normal.png")); 45 // Material mat = assetManager.loadMaterial("Textures/BumpMapTest/Tangent.j3m"); 46 badModel.setMaterial(mat); 47 rootNode.attachChild(badModel); 48 49 // TODO: For some reason blender loader fails to load this. 50 // need to check it 51 // Spatial model = assetManager.loadModel("test.blend"); 52 // rootNode.attachChild(model); 53 54 final Node debugTangents = new Node("debug tangents"); 55 debugTangents.setCullHint(CullHint.Always); 56 rootNode.attachChild(debugTangents); 57 58 final Material debugMat = assetManager.loadMaterial("Common/Materials/VertexColor.j3m"); 59 60 badModel.depthFirstTraversal(new SceneGraphVisitorAdapter(){ 61 @Override 62 public void visit(Geometry g){ 63 Mesh m = g.getMesh(); 64 Material mat = g.getMaterial(); 65 66 // if (mat.getParam("DiffuseMap") != null){ 67 // mat.setTexture("DiffuseMap", null); 68 // } 69 TangentBinormalGenerator.generate(m); 70 71 Geometry debug = new Geometry( 72 "debug tangents geom", 73 TangentBinormalGenerator.genTbnLines(g.getMesh(), 0.2f) 74 ); 75 debug.getMesh().setLineWidth(1); 76 debug.setMaterial(debugMat); 77 debug.setCullHint(Spatial.CullHint.Never); 78 debug.setLocalTransform(g.getWorldTransform()); 79 debugTangents.attachChild(debug); 80 } 81 }); 82 83 DirectionalLight dl = new DirectionalLight(); 84 dl.setDirection(new Vector3f(-0.8f, -0.6f, -0.08f).normalizeLocal()); 85 dl.setColor(new ColorRGBA(1,1,1,1)); 86 rootNode.addLight(dl); 87 88 lightMdl = new Geometry("Light", new Sphere(10, 10, 0.1f)); 89 lightMdl.setMaterial(assetManager.loadMaterial("Common/Materials/RedColor.j3m")); 90 lightMdl.getMesh().setStatic(); 91 rootNode.attachChild(lightMdl); 92 93 pl = new PointLight(); 94 pl.setColor(ColorRGBA.White); 95 // rootNode.addLight(pl); 96 97 98 BitmapText info = new BitmapText(guiFont); 99 info.setText("Press SPACE to switch between lighting and tangent display"); 100 info.setQueueBucket(Bucket.Gui); 101 info.move(0, settings.getHeight() - info.getLineHeight(), 0); 102 rootNode.attachChild(info); 103 104 inputManager.addMapping("space", new KeyTrigger(KeyInput.KEY_SPACE)); 105 inputManager.addListener(new ActionListener() { 106 107 private boolean isLit = true; 108 109 public void onAction(String name, boolean isPressed, float tpf) { 110 if (isPressed) return; 111 Material mat; 112 if (isLit){ 113 mat = assetManager.loadMaterial("Textures/BumpMapTest/Tangent.j3m"); 114 debugTangents.setCullHint(CullHint.Inherit); 115 }else{ 116 mat = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md"); 117 mat.setTexture("NormalMap", assetManager.loadTexture("Models/TangentBugs/test_normal.png")); 118 debugTangents.setCullHint(CullHint.Always); 119 } 120 isLit = !isLit; 121 badModel.setMaterial(mat); 122 } 123 }, "space"); 124 } 125 126 @Override simpleUpdate(float tpf)127 public void simpleUpdate(float tpf){ 128 angle += tpf; 129 angle %= FastMath.TWO_PI; 130 131 pl.setPosition(new Vector3f(FastMath.cos(angle) * 2f, 2f, FastMath.sin(angle) * 2f)); 132 lightMdl.setLocalTranslation(pl.getPosition()); 133 } 134 135 136 } 137
