List of usage examples for javax.media.j3d Appearance setMaterial
public void setMaterial(Material material)
From source file:InterpolatorTest.java
protected BranchGroup createSceneBranchGroup() { BranchGroup objRoot = super.createSceneBranchGroup(); // create a root TG in case we need to scale the scene TransformGroup objTrans = new TransformGroup(); objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); // create the Appearance for the Shape3D Appearance app = new Appearance(); // create a Material, modified by the ColorInterpolator Color3f objColor = new Color3f(1.0f, 0.7f, 0.8f); Color3f black = new Color3f(0.0f, 0.0f, 0.0f); Material mat = new Material(objColor, black, objColor, black, 80.0f); mat.setCapability(Material.ALLOW_COMPONENT_WRITE); app.setMaterial(mat); // create a TransparencyAttributes, modified by the // TransparencyInterpolator TransparencyAttributes transparency = new TransparencyAttributes(); transparency.setCapability(TransparencyAttributes.ALLOW_VALUE_WRITE); transparency.setTransparencyMode(TransparencyAttributes.NICEST); app.setTransparencyAttributes(transparency); // create a Switch Node and set capabilities Switch switchNode = new Switch(); switchNode.setCapability(Switch.ALLOW_SWITCH_WRITE); // create a Alpha object for the Interpolators Alpha alpha = new Alpha(-1, Alpha.INCREASING_ENABLE | Alpha.DECREASING_ENABLE, 500, 100, 5000, 2000, 1000, 5000, 2000, 500);/*from w w w . j a v a 2s . c o m*/ // add each BG and Interpolator as a child of the Switch Node TransformGroup tg = createSharedGroup(app); switchNode.addChild(createBranchGroup(tg, new ColorInterpolator(alpha, app.getMaterial()))); tg = createSharedGroup(app); switchNode.addChild(createBranchGroup(tg, new PositionInterpolator(alpha, tg))); tg = createSharedGroup(app); switchNode.addChild(createBranchGroup(tg, new RotationInterpolator(alpha, tg))); tg = createSharedGroup(app); switchNode.addChild(createBranchGroup(tg, new ScaleInterpolator(alpha, tg))); tg = createSharedGroup(app); switchNode.addChild(createBranchGroup(tg, new TransparencyInterpolator(alpha, app.getTransparencyAttributes(), 0, 0.8f))); // define the data for the RotPosScalePathInterpolator float[] knots = { 0.0f, 0.1f, 0.2f, 0.3f, 0.4f, 0.6f, 0.8f, 0.9f, 1.0f }; float[] scales = { 0.2f, 0.5f, 0.8f, 2.3f, 5.4f, 0.6f, 0.4f, 0.2f, 0.1f }; Quat4f[] quats = new Quat4f[9]; Point3f[] positions = new Point3f[9]; quats[0] = new Quat4f(0.3f, 1.0f, 1.0f, 0.0f); quats[1] = new Quat4f(1.0f, 0.0f, 0.0f, 0.3f); quats[2] = new Quat4f(0.2f, 1.0f, 0.0f, 0.0f); quats[3] = new Quat4f(0.0f, 0.2f, 1.0f, 0.0f); quats[4] = new Quat4f(1.0f, 0.0f, 0.4f, 0.0f); quats[5] = new Quat4f(0.0f, 1.0f, 1.0f, 0.2f); quats[6] = new Quat4f(0.3f, 0.3f, 0.0f, 0.0f); quats[7] = new Quat4f(1.0f, 0.0f, 1.0f, 1.0f); quats[8] = quats[0]; positions[0] = new Point3f(0.0f, 0.0f, -1.0f); positions[1] = new Point3f(1.0f, -2.0f, -2.0f); positions[2] = new Point3f(-2.0f, 2.0f, -3.0f); positions[3] = new Point3f(1.0f, 1.0f, -4.0f); positions[4] = new Point3f(-4.0f, -2.0f, -5.0f); positions[5] = new Point3f(2.0f, 0.3f, -6.0f); positions[6] = new Point3f(-4.0f, 0.5f, -7.0f); positions[7] = new Point3f(0.0f, -1.5f, -4.0f); positions[8] = positions[0]; tg = createSharedGroup(app); // create the Interpolator RotPosScalePathInterpolator rotPosScalePathInterplator = new RotPosScalePathInterpolator(alpha, tg, new Transform3D(), knots, quats, positions, scales); // add a BG for the Interpolator switchNode.addChild(createBranchGroup(tg, rotPosScalePathInterplator)); // create a RandomAlpha object to control a SwitchInterpolator // to set the Switches active child node randomly RandomAlpha randomAlpha = new RandomAlpha(); // create the interpolator SwitchValueInterpolator switchInterpolator = new SwitchValueInterpolator(randomAlpha, switchNode); switchInterpolator.setSchedulingBounds(getApplicationBounds()); // connect the scenegraph objTrans.addChild(switchNode); objTrans.addChild(switchInterpolator); // Set up the global lights Color3f lColor1 = new Color3f(0.7f, 0.7f, 0.7f); Vector3f lDir1 = new Vector3f(-1.0f, -1.0f, -1.0f); Color3f alColor = new Color3f(0.2f, 0.2f, 0.2f); AmbientLight aLgt = new AmbientLight(alColor); aLgt.setInfluencingBounds(getApplicationBounds()); DirectionalLight lgt1 = new DirectionalLight(lColor1, lDir1); lgt1.setInfluencingBounds(getApplicationBounds()); // add the lights objRoot.addChild(aLgt); objRoot.addChild(lgt1); // connect objRoot.addChild(objTrans); return objRoot; }
From source file:LightTest.java
protected Group createSphere(float x, float y, float z, float radius) { TransformGroup tg = new TransformGroup(); Transform3D t3d = new Transform3D(); t3d.setTranslation(new Vector3d(x, y, z)); tg.setTransform(t3d);//from w ww . j a va 2 s . c o m // create an Appearance and Material Appearance app = new Appearance(); Color3f objColor = new Color3f(1.0f, 0.7f, 0.8f); Color3f black = new Color3f(0.0f, 0.0f, 0.0f); app.setMaterial(new Material(objColor, black, objColor, black, 80.0f)); tg.addChild(new Sphere(radius, Primitive.GENERATE_NORMALS, app)); return tg; }
From source file:LightTest.java
public void synchLightToUi() { super.synchLightToUi(); // set some defaults if things go wrong... double x = 0; double y = 0; double z = 0; double constant = 0.01; double linear = 0; double quadratic = 0; try {//w ww.j a v a2 s. co m x = Double.valueOf(m_XPositionTextField.getText()).doubleValue(); y = Double.valueOf(m_YPositionTextField.getText()).doubleValue(); z = Double.valueOf(m_ZPositionTextField.getText()).doubleValue(); constant = Double.valueOf(m_ConstantAttenuationTextField.getText()).doubleValue(); linear = Double.valueOf(m_LinearAttenuationTextField.getText()).doubleValue(); quadratic = Double.valueOf(m_QuadraticAttenuationTextField.getText()).doubleValue(); } catch (java.lang.NumberFormatException e) { // invalid numeric input - just ignore. } ((PointLight) m_Light).setPosition((float) x, (float) y, (float) z); ((PointLight) m_Light).setAttenuation((float) constant, (float) linear, (float) quadratic); if (m_TransformGroup != null) { Transform3D t3d = new Transform3D(); m_TransformGroup.getTransform(t3d); t3d.setTranslation(new Vector3d(x, y, z)); m_TransformGroup.setTransform(t3d); } if (m_Sphere != null) { Appearance app = new Appearance(); Color3f objColor = new Color3f(); m_Light.getColor(objColor); Color3f black = new Color3f(0.0f, 0.0f, 0.0f); app.setMaterial(new Material(objColor, black, objColor, black, 80.0f)); m_Sphere.getShape(Sphere.BODY).setAppearance(app); } }
From source file:LightTest.java
public void synchLightToUi() { super.synchLightToUi(); // set some defaults if things go wrong... double x = 0; double y = 0; double z = 0; try {//from www.j a va2 s .c o m x = Double.valueOf(m_XDirectionTextField.getText()).doubleValue(); y = Double.valueOf(m_YDirectionTextField.getText()).doubleValue(); z = Double.valueOf(m_ZDirectionTextField.getText()).doubleValue(); } catch (java.lang.NumberFormatException e) { // invalid numeric input - just ignore. } ((DirectionalLight) m_Light).setDirection((float) x, (float) y, (float) z); if (m_TransformGroup != null) { Vector3d coneVector = new Vector3d(0, 1, 0); Vector3d lightVector = new Vector3d(x, y, z); coneVector.normalize(); lightVector.normalize(); Vector3d axisVector = new Vector3d(); axisVector.cross(coneVector, lightVector); double angle = java.lang.Math.acos(coneVector.dot(lightVector)); AxisAngle4d rotAxis = new AxisAngle4d(axisVector.x, axisVector.y, axisVector.z, angle); Transform3D t3d = new Transform3D(); t3d.setRotation(rotAxis); m_TransformGroup.setTransform(t3d); } if (m_Cone != null) { Appearance app = new Appearance(); Color3f objColor = new Color3f(); m_Light.getColor(objColor); Color3f black = new Color3f(0.0f, 0.0f, 0.0f); app.setMaterial(new Material(objColor, black, objColor, black, 80.0f)); m_Cone.setAppearance(app); } }
From source file:LightTest.java
public void synchLightToUi() { super.synchLightToUi(); // set some defaults if things go wrong... double x = 0; double y = 0; double z = 0; double conc = 1; double spread = 2; try {// ww w . jav a 2 s . c o m x = Double.valueOf(m_XDirectionTextField.getText()).doubleValue(); y = Double.valueOf(m_YDirectionTextField.getText()).doubleValue(); z = Double.valueOf(m_ZDirectionTextField.getText()).doubleValue(); conc = Double.valueOf(m_ConcentrationTextField.getText()).doubleValue(); spread = Double.valueOf(m_SpreadAngleTextField.getText()).doubleValue(); } catch (java.lang.NumberFormatException e) { // invalid numeric input - just ignore. } ((SpotLight) m_Light).setDirection((float) x, (float) y, (float) z); ((SpotLight) m_Light).setConcentration((float) conc); ((SpotLight) m_Light).setSpreadAngle((float) spread); if (m_DirectionTransformGroup != null) { Vector3d coneVector = new Vector3d(0, -1, 0); Vector3d lightVector = new Vector3d(x, y, z); coneVector.normalize(); lightVector.normalize(); Vector3d axisVector = new Vector3d(); axisVector.cross(coneVector, lightVector); double angle = java.lang.Math.acos(coneVector.dot(lightVector)); AxisAngle4d rotAxis = new AxisAngle4d(axisVector.x, axisVector.y, axisVector.z, angle); Transform3D t3d = new Transform3D(); t3d.setRotation(rotAxis); m_DirectionTransformGroup.setTransform(t3d); } if (m_Cone != null) { Appearance app = new Appearance(); Color3f objColor = new Color3f(); m_Light.getColor(objColor); Color3f black = new Color3f(0.0f, 0.0f, 0.0f); app.setMaterial(new Material(objColor, black, objColor, black, 80.0f)); m_Cone.getShape(Cone.CAP).setAppearance(app); } }
From source file:EnvironmentExplorer.java
void setupSpheres() { // create a Switch for the spheres, allow switch changes spheresSwitch = new Switch(Switch.CHILD_ALL); spheresSwitch.setCapability(Switch.ALLOW_SWITCH_WRITE); // Set up an appearance to make the Sphere with objColor ambient, // black emmissive, objColor diffuse and white specular coloring Material material = new Material(objColor, black, objColor, white, 32); Appearance appearance = new Appearance(); appearance.setMaterial(material); // create a sphere and put it into a shared group Sphere sphere = new Sphere(0.5f, appearance); SharedGroup sphereSG = new SharedGroup(); sphereSG.addChild(sphere);/*ww w .ja va 2 s . c om*/ // create a grid of spheres in the z=0 plane // each has a TransformGroup to position the sphere which contains // a link to the shared group for the sphere for (int y = -2; y <= 2; y++) { for (int x = -2; x <= 2; x++) { TransformGroup tg = new TransformGroup(); tmpVector.set(x * 1.2f, y * 1.2f, -0.1f); tmpTrans.set(tmpVector); tg.setTransform(tmpTrans); tg.addChild(new Link(sphereSG)); spheresSwitch.addChild(tg); } } }
From source file:edu.uci.ics.jung.visualization3d.VisualizationViewer.java
public BranchGroup createSceneGraph(final Canvas3D canvas) { objRoot = new BranchGroup(); objRoot.setCapability(Group.ALLOW_CHILDREN_EXTEND); objRoot.setCapability(Group.ALLOW_CHILDREN_WRITE); TransformGroup objScale = new TransformGroup(); Transform3D t3d = new Transform3D(); // t3d.setScale(0.05); objScale.setTransform(t3d);/*from w w w . j av a 2 s.co m*/ objRoot.addChild(objScale); Transform3D tt = new Transform3D(); tt.setScale(.05); tt.setTranslation(new Vector3f(0, 0, -30.f)); objTrans = new TransformGroup(tt); objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); objTrans.setCapability(TransformGroup.ALLOW_CHILDREN_EXTEND); objScale.addChild(objTrans); // objRoot.addChild(objTrans); // Create Colors, Materials, and Appearances. Appearance look = new Appearance(); Color3f objColor = new Color3f(0.7f, 0.7f, 0.7f); Color3f black = new Color3f(0.f, 0.f, 0.f); Color3f white = new Color3f(1.0f, 1.0f, 0.6f); Color3f gray = new Color3f(.2f, .2f, .2f); Color3f red = new Color3f(1.0f, 0, 0); Color3f yellow = new Color3f(1, 1, 0); Material objMaterial = new Material(objColor, black, objColor, white, 100.0f); Material blackMaterial = new Material(objColor, black, black, objColor, 10.0f); Material whiteMaterial = new Material(white, white, white, white, 100.0f); Material grayMaterial = new Material(gray, black, gray, gray, 100.0f); Material redMaterial = new Material(red, black, red, red, 100.0f); Material yellowMaterial = new Material(yellow, black, yellow, yellow, 100); look.setMaterial(new Material(objColor, black, objColor, white, 100.0f)); Appearance blackLook = new Appearance(); blackLook.setMaterial(blackMaterial); Appearance whiteLook = new Appearance(); whiteLook.setMaterial(whiteMaterial); Appearance grayLook = new Appearance(); grayLook.setMaterial(grayMaterial); grayLook.setCapability(Appearance.ALLOW_MATERIAL_READ); grayLook.setCapability(Appearance.ALLOW_MATERIAL_WRITE); final Appearance redLook = new Appearance(); redLook.setMaterial(redMaterial); // vertexLook = redLook; Appearance objLook = new Appearance(); objLook.setMaterial(objMaterial); grayLook = objLook; final Appearance yellowLook = new Appearance(); yellowLook.setMaterial(yellowMaterial); Bounds bounds = new BoundingSphere(new Point3d(), 300); MouseRotate behavior1 = new MouseRotate(); behavior1.setTransformGroup(objTrans); objTrans.addChild(behavior1); behavior1.setSchedulingBounds(bounds); MouseWheelZoom behavior2 = new MouseWheelZoom(); behavior2.setTransformGroup(objTrans); // behavior2.setFactor(10); objTrans.addChild(behavior2); behavior2.setSchedulingBounds(bounds); MouseTranslate behavior3 = new MouseTranslate(); behavior3.setTransformGroup(objTrans); objTrans.addChild(behavior3); behavior3.setSchedulingBounds(bounds); PickTranslateBehavior ptb = new PickTranslateBehavior(objRoot, canvas, bounds, PickTool.GEOMETRY); ptb.setSchedulingBounds(bounds); // objTrans.addChild(ptb); ptb.setupCallback(new PickingCallback() { public void transformChanged(int type, TransformGroup tg) { if (tg == null) return; Transform3D t3d = new Transform3D(); tg.getTransform(t3d); // System.err.println(tg+" transformChanged \n"+t3d); Point3f p1 = new Point3f(); V v = vertexMap.getKey(tg); // Transform3D lvw = new Transform3D(); // tg.getLocalToVworld(lvw); // System.err.println("lvw = \n"+lvw); // lvw.invert(); // System.err.println("invert lvw = \n"+lvw); Point3f p0 = layout.transform(v); // Transform3D vwip = new Transform3D(); // canvas.getVworldToImagePlate(vwip); // System.err.println("vwip=\n"+vwip); // t3d.mul(lvw); t3d.transform(p1); // scale.transform(p1); System.err.println( "change location for vertex " + v + ", transformGroup " + tg + " from " + p0 + " to " + p1); // p1.set(p1.getX()*2,p1.getY()*2,p1.getZ()*2); // layout.setLocation(v, p1); } }); PickSphereBehavior psb = new PickSphereBehavior(objRoot, canvas, bounds); PickVertexBehavior pvb = new PickVertexBehavior(objRoot, canvas, bounds, renderContext.getPickedVertexState()); objTrans.addChild(pvb); pvb.addChangeListener(new ChangeListener() { public void stateChanged(ChangeEvent e) { for (V v : graph.getVertices()) { VertexGroup<V> vg = vertexMap.get(v); Appearance look = redLook; if (renderContext.getPickedVertexState().isPicked(v)) { look = yellowLook; } Node node = vg.getShape(); if (node instanceof Primitive) { ((Primitive) node).setAppearance(look); } } } }); //Shine it with two colored lights. Color3f lColor1 = new Color3f(.5f, .5f, .5f); Color3f lColor2 = new Color3f(1.0f, 1.0f, 1.0f); Vector3f lDir2 = new Vector3f(-1.0f, 0.0f, -1.0f); DirectionalLight lgt2 = new DirectionalLight(lColor2, lDir2); AmbientLight ambient = new AmbientLight(lColor1); lgt2.setInfluencingBounds(bounds); ambient.setInfluencingBounds(bounds); objRoot.addChild(lgt2); objRoot.addChild(ambient); // Let Java 3D perform optimizations on this scene graph. objRoot.compile(); // VisRunner runner = new VisRunner((IterativeContext)elayout); // runner.relax(); return objRoot; }
From source file:EnvironmentExplorer.java
void setupGrid() { // create a Switch for the spheres, allow switch changes gridSwitch = new Switch(Switch.CHILD_NONE); gridSwitch.setCapability(Switch.ALLOW_SWITCH_WRITE); // Set up an appearance to make the square3s with red ambient, // black emmissive, red diffuse and black specular coloring Material material = new Material(red, black, red, black, 64); Appearance appearance = new Appearance(); appearance.setMaterial(material); // create a grid of quads int gridSize = 20; // grid is gridSize quads along each side int numQuads = gridSize * gridSize; int numVerts = numQuads * 4; // 4 verts per quad // there will be 3 floats per coord and 4 coords per quad float[] coords = new float[3 * numVerts]; // All the quads will use the same normal at each vertex, so // allocate an array to hold references to the same normal Vector3f[] normals = new Vector3f[numVerts]; Vector3f vertNormal = new Vector3f(0.0f, 0.0f, 1.0f); float edgeLength = 5.0f; // length of each edge of the grid float gridGap = 0.03f; // the gap between each quad // length of each quad is (total length - sum of the gaps) / gridSize float quadLength = (edgeLength - gridGap * (gridSize - 1)) / gridSize; // create a grid of quads in the z=0 plane // each has a TransformGroup to position the sphere which contains // a link to the shared group for the sphere float curX, curY; for (int y = 0; y < gridSize; y++) { curY = y * (quadLength + gridGap); // offset to lower left corner curY -= edgeLength / 2; // center on 0,0 for (int x = 0; x < gridSize; x++) { // this is the offset into the vertex array for the first // vertex of the quad int vertexOffset = (y * gridSize + x) * 4; // this is the offset into the coord array for the first // vertex of the quad, where there are 3 floats per vertex int coordOffset = vertexOffset * 3; curX = x * (quadLength + gridGap); // offset to ll corner curX -= edgeLength / 2; // center on 0,0 // lower left corner coords[coordOffset + 0] = curX; coords[coordOffset + 1] = curY; coords[coordOffset + 2] = 0.0f; // z // lower right corner coords[coordOffset + 3] = curX + quadLength; coords[coordOffset + 4] = curY; coords[coordOffset + 5] = 0.0f; // z // upper right corner coords[coordOffset + 6] = curX + quadLength; coords[coordOffset + 7] = curY + quadLength; coords[coordOffset + 8] = 0.0f; // z // upper left corner coords[coordOffset + 9] = curX; coords[coordOffset + 10] = curY + quadLength; coords[coordOffset + 11] = 0.0f; // z for (int i = 0; i < 4; i++) { normals[vertexOffset + i] = vertNormal; }//from w w w .jav a 2 s .c o m } } // now that we have the data, create the QuadArray QuadArray quads = new QuadArray(numVerts, QuadArray.COORDINATES | QuadArray.NORMALS); quads.setCoordinates(0, coords); quads.setNormals(0, normals); // create the shape Shape3D shape = new Shape3D(quads, appearance); // add it to the switch gridSwitch.addChild(shape); }
From source file:LoaderTest.java
protected BranchGroup createSceneBranchGroup() { BranchGroup objRoot = super.createSceneBranchGroup(); // create a TransformGroup to flip the hand onto its end and enlarge it. TransformGroup objTrans1 = new TransformGroup(); Transform3D tr = new Transform3D(); objTrans1.getTransform(tr);/*ww w .j av a2 s.co m*/ tr.rotX(90.0 * Math.PI / 180.0); tr.setScale(10.0); objTrans1.setTransform(tr); // create a TransformGroup to rotate the hand TransformGroup objTrans2 = new TransformGroup(); objTrans2.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objTrans2.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0); // create a RotationInterpolator behavior to rotate the hand Transform3D yAxis = new Transform3D(); Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 4000, 0, 0, 0, 0, 0); RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, objTrans2, yAxis, 0.0f, (float) Math.PI * 2.0f); rotator.setSchedulingBounds(bounds); objTrans2.addChild(rotator); // Set up the global lights Color3f lColor1 = new Color3f(0.7f, 0.7f, 0.7f); Vector3f lDir1 = new Vector3f(-1.0f, -1.0f, -1.0f); Color3f alColor = new Color3f(0.2f, 0.2f, 0.2f); AmbientLight aLgt = new AmbientLight(alColor); aLgt.setInfluencingBounds(bounds); DirectionalLight lgt1 = new DirectionalLight(lColor1, lDir1); lgt1.setInfluencingBounds(bounds); objRoot.addChild(aLgt); objRoot.addChild(lgt1); // load the object file Scene scene = null; Shape3D shape = null; // read in the geometry information from the data file ObjectFile objFileloader = new ObjectFile(ObjectFile.RESIZE); try { scene = objFileloader.load("hand1.obj"); } catch (Exception e) { scene = null; System.err.println(e); } if (scene == null) System.exit(1); // retrieve the Shape3D object from the scene BranchGroup branchGroup = scene.getSceneGroup(); shape = (Shape3D) branchGroup.getChild(0); // create an Appearance and Material Appearance app = new Appearance(); Color3f objColor = new Color3f(1.0f, 0.7f, 0.8f); Color3f black = new Color3f(0.0f, 0.0f, 0.0f); app.setMaterial(new Material(objColor, black, objColor, black, 80.0f)); // assign the appearance to the Shape shape.setAppearance(app); // connect the scenegraph objTrans2.addChild(scene.getSceneGroup()); objTrans1.addChild(objTrans2); objRoot.addChild(objTrans1); return objRoot; }
From source file:TransformExplorer.java
TransformGroup createConeTransformGroup() {
// create a TransformGroup for the cone, allow tranform changes,
coneTG = new TransformGroup();
coneTG.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
coneTG.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
// Set up an appearance to make the Cone with red ambient,
// black emmissive, red diffuse and white specular coloring
Material material = new Material(red, black, red, white, 64);
// These are the colors used for the book figures:
//Material material = new Material(white, black, white, black, 64);
Appearance appearance = new Appearance();
appearance.setMaterial(material);
// create the cone and add it to the coneTG
Cone cone = new Cone(coneRadius, coneHeight, appearance);
coneTG.addChild(cone);/*from w w w. jav a2 s. c o m*/
return coneTG;
}