List of usage examples for javax.media.j3d BranchGroup addChild
public void addChild(Node child)
From source file:ModelClipTest.java
public BranchGroup createSceneGraph() { // Create the root of the branch graph BranchGroup objRoot = new BranchGroup(); BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0); // Create a Transformgroup to scale all objects so they // appear in the scene. TransformGroup objScale = new TransformGroup(); Transform3D t3d = new Transform3D(); t3d.setScale(0.4);// w w w .j a v a 2s. c o m objScale.setTransform(t3d); objRoot.addChild(objScale); // This Transformgroup is used by the mouse manipulators to // move the CYlinder. TransformGroup objTrans = new TransformGroup(); objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); objScale.addChild(objTrans); //Create Model Clip ModelClip mc = new ModelClip(); boolean enables[] = { false, false, false, false, false, false }; Vector4d eqn1 = new Vector4d(0.0, 1.0, 0.0, 0.0); Vector4d eqn2 = new Vector4d(1.0, 1.0, 0.0, 0.0); mc.setEnables(enables); mc.setPlane(1, eqn1); mc.setPlane(2, eqn2); mc.setEnable(1, true); mc.setEnable(2, true); mc.setInfluencingBounds(bounds); objTrans.addChild(mc); //Create a cylinder PolygonAttributes attr = new PolygonAttributes(); attr.setCullFace(PolygonAttributes.CULL_NONE); Appearance ap = new Appearance(); Material mat = new Material(); mat.setLightingEnable(true); ap.setMaterial(mat); ap.setPolygonAttributes(attr); Cylinder CylinderObj = new Cylinder(1.0f, 2.0f, ap); objTrans.addChild(CylinderObj); // Create the rotate behavior node MouseRotate behavior = new MouseRotate(objTrans); objTrans.addChild(behavior); behavior.setSchedulingBounds(bounds); // Create the zoom behavior node MouseZoom behavior2 = new MouseZoom(objTrans); objTrans.addChild(behavior2); behavior2.setSchedulingBounds(bounds); //Shine it with two colored lights. Color3f lColor1 = new Color3f(0.5f, 0.0f, 0.5f); Color3f lColor2 = new Color3f(0.7f, 0.7f, 0.0f); Vector3f lDir1 = new Vector3f(-1.0f, -1.0f, 1.0f); Vector3f lDir2 = new Vector3f(0.0f, 0.0f, -1.0f); DirectionalLight lgt1 = new DirectionalLight(lColor1, lDir1); DirectionalLight lgt2 = new DirectionalLight(lColor2, lDir2); lgt1.setInfluencingBounds(bounds); lgt2.setInfluencingBounds(bounds); objScale.addChild(lgt1); objScale.addChild(lgt2); // Let Java 3D perform optimizations on this scene graph. objRoot.compile(); return objRoot; }
From source file:SimpleSounds.java
protected BranchGroup buildContentBranch() { //Create the appearance Appearance app = new Appearance(); Color3f ambientColour = new Color3f(1.0f, 0.0f, 0.0f); Color3f emissiveColour = new Color3f(0.0f, 0.0f, 0.0f); Color3f specularColour = new Color3f(1.0f, 1.0f, 1.0f); Color3f diffuseColour = new Color3f(1.0f, 0.0f, 0.0f); float shininess = 20.0f; app.setMaterial(new Material(ambientColour, emissiveColour, diffuseColour, specularColour, shininess)); //Make the cube Box myCube = new Box(1.0f, 1.0f, 1.0f, app); TransformGroup cubeGroup = new TransformGroup(); BranchGroup contentBranch = new BranchGroup(); addLights(contentBranch);// w w w .j a v a 2 s.c o m addObjectSound(cubeGroup, sound1, new String("file:./loop1.wav"), 10.0f); addObjectSound(cubeGroup, sound2, new String("file:./loop2.wav"), 20.0f); addBackgroundSound(contentBranch, new String("file:./loop3.wav")); cubeGroup.addChild(myCube); contentBranch.addChild(cubeGroup); return contentBranch; }
From source file:YoyoPointApp.java
public BranchGroup createSceneGraph() { BranchGroup objRoot = new BranchGroup(); // Create the transform group node and initialize it to the // identity. Enable the TRANSFORM_WRITE capability so that // our behavior code can modify it at runtime. Add it to the // root of the subgraph. TransformGroup objSpin = new TransformGroup(); objSpin.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objRoot.addChild(objSpin); objSpin.addChild(new Yoyo()); // Create a new Behavior object that will perform the desired // operation on the specified transform object and add it into // the scene graph. Transform3D yAxis = new Transform3D(); Alpha rotationAlpha = new Alpha(-1, 4000); RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, objSpin); BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0); rotator.setSchedulingBounds(bounds); objSpin.addChild(rotator);//from w w w .jav a2s.com // Let Java 3D perform optimizations on this scene graph. objRoot.compile(); return objRoot; }
From source file:PickText3DBounds.java
public BranchGroup createSceneGraph(Canvas3D canvas) { Color3f eColor = new Color3f(0.0f, 0.0f, 0.0f); Color3f sColor = new Color3f(1.0f, 1.0f, 1.0f); Color3f objColor = new Color3f(0.6f, 0.6f, 0.6f); Color3f lColor1 = new Color3f(1.0f, 0.0f, 0.0f); Color3f lColor2 = new Color3f(0.0f, 1.0f, 0.0f); Color3f alColor = new Color3f(0.2f, 0.2f, 0.2f); Color3f bgColor = new Color3f(0.05f, 0.05f, 0.2f); Transform3D t;/* ww w. ja va2 s. c o m*/ // Create the root of the branch graph BranchGroup objRoot = new BranchGroup(); // Create a Transformgroup to scale all objects so they // appear in the scene. TransformGroup objScale = new TransformGroup(); Transform3D t3d = new Transform3D(); t3d.setScale(0.4); objScale.setTransform(t3d); objRoot.addChild(objScale); // Create a bounds for the background and lights BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0); // Set up the background Background bg = new Background(bgColor); bg.setApplicationBounds(bounds); objScale.addChild(bg); Material m = new Material(objColor, eColor, objColor, sColor, 100.0f); Appearance a = new Appearance(); m.setLightingEnable(true); a.setMaterial(m); Font3D f3d = new Font3D(new Font("TestFont", Font.PLAIN, 1), new FontExtrusion()); Text3D txt = new Text3D(f3d, new String("TEXT3D"), new Point3f(-2.0f, 0.0f, 0.0f)); // txt.setCapability(Geometry.ALLOW_INTERSECT); Shape3D s3D = new Shape3D(); s3D.setGeometry(txt); s3D.setAppearance(a); // Create a transform group node and initialize it to the // identity. Enable the TRANSFORM_WRITE capability so that // our behavior code can modify it at runtime. TransformGroup spinTg = new TransformGroup(); spinTg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); spinTg.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); spinTg.setCapability(TransformGroup.ENABLE_PICK_REPORTING); spinTg.addChild(s3D); objScale.addChild(spinTg); // Create the transform group node for the each light and initialize // it to the identity. Enable the TRANSFORM_WRITE capability so that // our behavior code can modify it at runtime. Add them to the root // of the subgraph. // Create transformations for the positional lights t = new Transform3D(); Vector3d lPos1 = new Vector3d(0.0, 0.0, 2.0); t.set(lPos1); TransformGroup l1Trans = new TransformGroup(t); l1Trans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); l1Trans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); l1Trans.setCapability(TransformGroup.ENABLE_PICK_REPORTING); objScale.addChild(l1Trans); t = new Transform3D(); Vector3d lPos2 = new Vector3d(0.5, 0.8, 2.0); t.set(lPos2); TransformGroup l2Trans = new TransformGroup(t); l2Trans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); l2Trans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); l2Trans.setCapability(TransformGroup.ENABLE_PICK_REPORTING); objScale.addChild(l2Trans); // Create Geometry for point lights ColoringAttributes caL1 = new ColoringAttributes(); ColoringAttributes caL2 = new ColoringAttributes(); caL1.setColor(lColor1); caL2.setColor(lColor2); Appearance appL1 = new Appearance(); Appearance appL2 = new Appearance(); appL1.setColoringAttributes(caL1); appL2.setColoringAttributes(caL2); l1Trans.addChild(new Sphere(0.05f, Sphere.GENERATE_NORMALS, 15, appL1)); l2Trans.addChild(new Sphere(0.05f, Sphere.GENERATE_NORMALS, 15, appL2)); // Create lights AmbientLight aLgt = new AmbientLight(alColor); Light lgt1; Light lgt2; Point3f lPoint = new Point3f(0.0f, 0.0f, 0.0f); Point3f atten = new Point3f(1.0f, 0.0f, 0.0f); lgt1 = new PointLight(lColor1, lPoint, atten); lgt2 = new PointLight(lColor2, lPoint, atten); // Set the influencing bounds aLgt.setInfluencingBounds(bounds); lgt1.setInfluencingBounds(bounds); lgt2.setInfluencingBounds(bounds); // Add the lights into the scene graph objScale.addChild(aLgt); l1Trans.addChild(lgt1); l2Trans.addChild(lgt2); PickRotateBehavior behavior1 = new PickRotateBehavior(objRoot, canvas, bounds); behavior1.setMode(PickTool.BOUNDS); objRoot.addChild(behavior1); PickZoomBehavior behavior2 = new PickZoomBehavior(objRoot, canvas, bounds); behavior2.setMode(PickTool.BOUNDS); objRoot.addChild(behavior2); PickTranslateBehavior behavior3 = new PickTranslateBehavior(objRoot, canvas, bounds); behavior3.setMode(PickTool.BOUNDS); objRoot.addChild(behavior3); // Let Java 3D perform optimizations on this scene graph. objRoot.compile(); return objRoot; }
From source file:LightScopeApp.java
BranchGroup createScene() { BranchGroup scene = new BranchGroup(); TransformGroup tableTG = new TransformGroup(); TransformGroup lampTG = new TransformGroup(); TransformGroup litBoxTG = new TransformGroup(); TransformGroup unLitBoxTG = new TransformGroup(); scene.addChild(tableTG); tableTG.addChild(lampTG);/*from w ww.ja va 2 s . c om*/ tableTG.addChild(litBoxTG); tableTG.addChild(unLitBoxTG); Color3f white = new Color3f(1.0f, 1.0f, 1.0f); Color3f red = new Color3f(1.0f, 0.0f, 0.0f); Color3f blue = new Color3f(0.0f, 1.0f, 0.0f); Color3f green = new Color3f(0.0f, 0.0f, 1.0f); Color3f black = new Color3f(0.0f, 0.0f, 0.0f); Vector3f transVector = new Vector3f(); Transform3D transTransform = new Transform3D(); transVector.set(0.0f, -0.4f, 0.5f); transTransform.setTranslation(transVector); tableTG.setTransform(transTransform); transVector.set(-0.4f, 0.001f, 0.1f); transTransform.setTranslation(transVector); lampTG.setTransform(transTransform); transVector.set(-0.2f, 0.1f, 0.2f); transTransform.setTranslation(transVector); litBoxTG.setTransform(transTransform); transVector.set(0.3f, 0.1f, -0.4f); transTransform.setTranslation(transVector); unLitBoxTG.setTransform(transTransform); Shape3D tablePlane = createXZPlane(new Point3f(-1.0f, 0.0f, -1.0f), new Point3f(-1.0f, 0.0f, 1.0f), new Point3f(1.0f, 0.0f, 1.0f), new Point3f(1.0f, 0.0f, -1.0f)); tablePlane.setAppearance(createMaterialAppearance(white)); tableTG.addChild(tablePlane); litBoxTG.addChild(new Box(0.1f, 0.1f, 0.1f, Box.GENERATE_NORMALS, createMaterialAppearance(red))); Shape3D shadowPlane = createXZPlane(new Point3f(0.1f, -0.095f, -0.1f), new Point3f(0.1f, -0.095f, 0.1f), new Point3f(0.2f, -0.095f, 0.15f), new Point3f(0.2f, -0.095f, -0.15f)); shadowPlane.setAppearance(createMaterialAppearance(black)); litBoxTG.addChild(shadowPlane); Appearance redGlowMat = createMaterialAppearance(red); // redGlowMat.getMaterial().setEmissiveColor(0.5f, 0.5f, 0.5f); unLitBoxTG.addChild(new Box(0.1f, 0.1f, 0.1f, Box.GENERATE_NORMALS, redGlowMat)); Shape3D lamp = createLampShape(); Appearance lampAppearance = createMaterialAppearance(blue); PolygonAttributes polyAttrib = new PolygonAttributes(); polyAttrib.setCullFace(PolygonAttributes.CULL_NONE); polyAttrib.setBackFaceNormalFlip(true); lampAppearance.setPolygonAttributes(polyAttrib); lamp.setAppearance(lampAppearance); lampTG.addChild(lamp); PointLight lampLight = new PointLight(); lampLight.setPosition(0.1f, 0.5f, -0.1f); lampLight.setInfluencingBounds(new BoundingSphere()); lampTG.addChild(lampLight); Shape3D litPlane = createXZPlane(new Point3f(-0.4f, 0.0f, -0.4f), new Point3f(-0.4f, 0.0f, 0.4f), new Point3f(0.4f, 0.0f, 0.4f), new Point3f(0.4f, 0.0f, -0.4f)); litPlane.setAppearance(createMaterialAppearance(white)); lampTG.addChild(litPlane); lampLight.addScope(lampTG); lampLight.addScope(litBoxTG); AmbientLight lightA = new AmbientLight(); lightA.setInfluencingBounds(new BoundingSphere()); scene.addChild(lightA); DirectionalLight lightD1 = new DirectionalLight(); lightD1.setInfluencingBounds(new BoundingSphere()); lightD1.setColor(new Color3f(0.4f, 0.4f, 0.4f)); Vector3f lightDir = new Vector3f(-1.0f, -1.0f, -1.0f); lightDir.normalize(); lightD1.setDirection(lightDir); scene.addChild(lightD1); DirectionalLight lightD2 = new DirectionalLight(); lightD2.setInfluencingBounds(new BoundingSphere()); lightD2.setColor(new Color3f(0.2f, 0.2f, 0.2f)); lightDir.set(1.0f, -1.0f, -1.0f); lightDir.normalize(); lightD2.setDirection(lightDir); scene.addChild(lightD2); Background bg = new Background(); bg.setColor(1.0f, 1.0f, 1.0f); bg.setApplicationBounds(new BoundingSphere()); scene.addChild(bg); return scene; }
From source file:SimpleMouse.java
/** * Add some lights to the scene graph/*from w w w . jav a 2 s .com*/ * * @param b * BranchGroup that the lights are added to */ protected void addLights(BranchGroup b) { Color3f ambLightColour = new Color3f(0.5f, 0.5f, 0.5f); AmbientLight ambLight = new AmbientLight(ambLightColour); ambLight.setInfluencingBounds(bounds); Color3f dirLightColour = new Color3f(1.0f, 1.0f, 1.0f); Vector3f dirLightDir = new Vector3f(-1.0f, -1.0f, -1.0f); DirectionalLight dirLight = new DirectionalLight(dirLightColour, dirLightDir); dirLight.setInfluencingBounds(bounds); b.addChild(ambLight); b.addChild(dirLight); }
From source file:Rotation.java
/** * Erstellt den Szenegraphen// w w w.jav a 2s . c om * * @return BranchGroup */ public BranchGroup macheSzene() { BranchGroup objWurzel = new BranchGroup(); // Transformation, 2 Rotationen: Transform3D drehung = new Transform3D(); Transform3D drehung2 = new Transform3D(); drehung.rotX(Math.PI / 4.0d); drehung2.rotY(Math.PI / 5.0d); drehung.mul(drehung2); TransformGroup objDreh = new TransformGroup(drehung); TransformGroup spin = new TransformGroup(); spin.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); spin.addChild(new ColorCube(0.4)); objDreh.addChild(spin); objWurzel.addChild(objDreh); // Drehung Alpha spinAlpha = new Alpha(-1, 5000); RotationInterpolator dreher = new RotationInterpolator(spinAlpha, spin); BoundingSphere zone = new BoundingSphere(); dreher.setSchedulingBounds(zone); spin.addChild(dreher); return objWurzel; }
From source file:SimpleIndexedQuadSmooth.java
/** * This function builds the view branch of the scene graph. It creates a * branch group and then creates the necessary view elements to give a * useful view of our content.// w w w .j av a 2 s . co m * * @param c * Canvas3D that will display the view * @return BranchGroup that is the root of the view elements */ protected BranchGroup buildViewBranch(Canvas3D c) { BranchGroup viewBranch = new BranchGroup(); Transform3D viewXfm = new Transform3D(); viewXfm.set(new Vector3f(0.0f, 0.0f, 5.0f)); TransformGroup viewXfmGroup = new TransformGroup(viewXfm); ViewPlatform myViewPlatform = new ViewPlatform(); PhysicalBody myBody = new PhysicalBody(); PhysicalEnvironment myEnvironment = new PhysicalEnvironment(); viewXfmGroup.addChild(myViewPlatform); viewBranch.addChild(viewXfmGroup); View myView = new View(); myView.addCanvas3D(c); myView.attachViewPlatform(myViewPlatform); myView.setPhysicalBody(myBody); myView.setPhysicalEnvironment(myEnvironment); return viewBranch; }
From source file:MouseRotate2App.java
public BranchGroup createSceneGraph() { // Create the root of the branch graph BranchGroup objRoot = new BranchGroup(); TransformGroup objRotate = null;//ww w .j a v a2 s . c o m MouseRotate myMouseRotate = null; Transform3D transform = new Transform3D(); // create ColorCube and MouseRotate behvaior objects transform.setTranslation(new Vector3f(-0.6f, 0.0f, -0.6f)); objRotate = new TransformGroup(transform); objRotate.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objRotate.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); objRoot.addChild(objRotate); objRotate.addChild(new ColorCube(0.4)); myMouseRotate = new MouseRotate(); myMouseRotate.setTransformGroup(objRotate); myMouseRotate.setSchedulingBounds(new BoundingSphere()); objRoot.addChild(myMouseRotate); // create ColorCube and MouseRotate behvaior objects transform.setTranslation(new Vector3f(0.6f, 0.0f, -0.6f)); objRotate = new TransformGroup(transform); objRotate.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objRotate.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); objRoot.addChild(objRotate); objRotate.addChild(new ColorCube(0.4)); myMouseRotate = new MouseRotate(); myMouseRotate.setTransformGroup(objRotate); myMouseRotate.setSchedulingBounds(new BoundingSphere()); objRoot.addChild(myMouseRotate); // Let Java 3D perform optimizations on this scene graph. objRoot.compile(); return objRoot; }
From source file:SimpleMorph2.java
/** * Build the content branch for the scene graph * //from w w w . ja v a 2 s .com * @return BranchGroup that is the root of the content */ protected BranchGroup buildContentBranch() { Appearance app = new Appearance(); Color3f ambientColour = new Color3f(1.0f, 0.0f, 0.0f); Color3f emissiveColour = new Color3f(0.0f, 0.0f, 0.0f); Color3f specularColour = new Color3f(1.0f, 1.0f, 1.0f); Color3f diffuseColour = new Color3f(1.0f, 0.0f, 0.0f); float shininess = 20.0f; app.setMaterial(new Material(ambientColour, emissiveColour, diffuseColour, specularColour, shininess)); //Make the cube key shape IndexedQuadArray indexedCube = new IndexedQuadArray(8, IndexedQuadArray.COORDINATES | IndexedQuadArray.NORMALS, 24); Point3f[] cubeCoordinates = { new Point3f(1.0f, 1.0f, 1.0f), new Point3f(-1.0f, 1.0f, 1.0f), new Point3f(-1.0f, -1.0f, 1.0f), new Point3f(1.0f, -1.0f, 1.0f), new Point3f(1.0f, 1.0f, -1.0f), new Point3f(-1.0f, 1.0f, -1.0f), new Point3f(-1.0f, -1.0f, -1.0f), new Point3f(1.0f, -1.0f, -1.0f) }; Vector3f[] cubeNormals = { new Vector3f(0.0f, 0.0f, 1.0f), new Vector3f(0.0f, 0.0f, -1.0f), new Vector3f(1.0f, 0.0f, 0.0f), new Vector3f(-1.0f, 0.0f, 0.0f), new Vector3f(0.0f, 1.0f, 0.0f), new Vector3f(0.0f, -1.0f, 0.0f) }; int cubeCoordIndices[] = { 0, 1, 2, 3, 7, 6, 5, 4, 0, 3, 7, 4, 5, 6, 2, 1, 0, 4, 5, 1, 6, 7, 3, 2 }; int cubeNormalIndices[] = { 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5 }; indexedCube.setCoordinates(0, cubeCoordinates); indexedCube.setNormals(0, cubeNormals); indexedCube.setCoordinateIndices(0, cubeCoordIndices); indexedCube.setNormalIndices(0, cubeNormalIndices); //Make the pyramid key shape. Although this needs //only five vertices to create the desired shape, we //need to use six vertices so that it has the same //number as the cube. IndexedQuadArray indexedPyramid = new IndexedQuadArray(8, IndexedQuadArray.COORDINATES | IndexedQuadArray.NORMALS, 24); Point3f[] pyramidCoordinates = { new Point3f(0.0f, 1.0f, 0.0f), new Point3f(0.0f, 1.0f, 0.0f), new Point3f(-1.0f, -1.0f, 1.0f), new Point3f(1.0f, -1.0f, 1.0f), new Point3f(0.0f, 1.0f, 0.0f), new Point3f(0.0f, 1.0f, 0.0f), new Point3f(-1.0f, -1.0f, -1.0f), new Point3f(1.0f, -1.0f, -1.0f) }; Vector3f[] pyramidNormals = { new Vector3f(0.0f, 0.0f, 1.0f), new Vector3f(0.0f, 0.0f, -1.0f), new Vector3f(1.0f, 0.0f, 0.0f), new Vector3f(-1.0f, 0.0f, 0.0f), new Vector3f(0.0f, 1.0f, 0.0f), new Vector3f(0.0f, -1.0f, 0.0f) }; int pyramidCoordIndices[] = { 0, 1, 2, 3, 7, 6, 5, 4, 0, 3, 7, 4, 5, 6, 2, 1, 0, 4, 5, 1, 6, 7, 3, 2 }; int pyramidNormalIndices[] = { 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5 }; indexedPyramid.setCoordinates(0, pyramidCoordinates); indexedPyramid.setNormals(0, pyramidNormals); indexedPyramid.setCoordinateIndices(0, pyramidCoordIndices); indexedPyramid.setNormalIndices(0, pyramidNormalIndices); //Set the contents of the array to the two shapes GeometryArray[] theShapes = new GeometryArray[2]; theShapes[0] = indexedCube; theShapes[1] = indexedPyramid; BranchGroup contentBranch = new BranchGroup(); //Create a transform to rotate the shape slightly Transform3D rotateCube = new Transform3D(); rotateCube.set(new AxisAngle4d(1.0, 1.0, 0.0, Math.PI / 4.0)); TransformGroup rotationGroup = new TransformGroup(rotateCube); contentBranch.addChild(rotationGroup); addLights(contentBranch); //Call the function to build the morph rotationGroup.addChild(createMorph(theShapes, app)); //Add the behaviour to the scene graph to activate it rotationGroup.addChild(myBehave); return contentBranch; }