List of usage examples for javax.media.j3d Switch ALLOW_SWITCH_WRITE
int ALLOW_SWITCH_WRITE
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From source file:SwitchTest.java
protected BranchGroup createSceneBranchGroup() { BranchGroup objRoot = super.createSceneBranchGroup(); double labelScale = 20; // flip this boolean to either display all // the child nodes or to just display the 3, 6 and 7th. final boolean bDisplayAll = false; // create the Switch Node int nMode = Switch.CHILD_ALL; if (bDisplayAll == false) nMode = Switch.CHILD_MASK;/*from www. ja va 2s .c om*/ Switch switchGroup = new Switch(nMode); switchGroup.setCapability(Switch.ALLOW_SWITCH_WRITE); switchGroup.addChild(createLabel("Child Node 1", labelScale)); switchGroup.addChild(createLabel("Child Node 2", labelScale)); switchGroup.addChild(createLabel("Child Node 3", labelScale)); switchGroup.addChild(createLabel("Child Node 4", labelScale)); switchGroup.addChild(createLabel("Child Node 5", labelScale)); switchGroup.addChild(createLabel("Child Node 6", labelScale)); switchGroup.addChild(createLabel("Child Node 7", labelScale)); if (bDisplayAll == false) { java.util.BitSet visibleNodes = new java.util.BitSet(switchGroup.numChildren()); // make the third, sixth and seventh nodes visible visibleNodes.set(2); visibleNodes.set(5); visibleNodes.set(6); switchGroup.setChildMask(visibleNodes); } // finally add the Switch Node objRoot.addChild(switchGroup); return objRoot; }
From source file:LOD.java
public BranchGroup createSceneGraph() { // Create the root of the branch graph BranchGroup objRoot = new BranchGroup(); createLights(objRoot);/*from w w w . j a v a 2 s . c o m*/ // 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 objTrans = new TransformGroup(); objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); objRoot.addChild(objTrans); // Create a switch to hold the different levels of detail Switch sw = new Switch(0); sw.setCapability(javax.media.j3d.Switch.ALLOW_SWITCH_READ); sw.setCapability(javax.media.j3d.Switch.ALLOW_SWITCH_WRITE); // Create several levels for the switch, with less detailed // spheres for the ones which will be used when the sphere is // further away sw.addChild(new Sphere(0.4f, Sphere.GENERATE_NORMALS, 40)); sw.addChild(new Sphere(0.4f, Sphere.GENERATE_NORMALS, 20)); sw.addChild(new Sphere(0.4f, Sphere.GENERATE_NORMALS, 10)); sw.addChild(new Sphere(0.4f, Sphere.GENERATE_NORMALS, 3)); // Add the switch to the main group objTrans.addChild(sw); BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0); // set up the DistanceLOD behavior float[] distances = new float[3]; distances[0] = 5.0f; distances[1] = 10.0f; distances[2] = 25.0f; DistanceLOD lod = new DistanceLOD(distances); lod.addSwitch(sw); lod.setSchedulingBounds(bounds); objTrans.addChild(lod); // Have Java 3D perform optimizations on this scene graph. objRoot.compile(); return objRoot; }
From source file:PointTest.java
protected BranchGroup createSceneBranchGroup() { BranchGroup objRoot = super.createSceneBranchGroup(); TransformGroup objTrans = new TransformGroup(); objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); Transform3D yAxis = new Transform3D(); Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 14000, 0, 0, 0, 0, 0); RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, objTrans, yAxis, 0.0f, (float) Math.PI * 2.0f); rotator.setSchedulingBounds(getApplicationBounds()); objTrans.addChild(rotator);//from ww w. j av a2s . c om Switch switchGroup = new Switch(); switchGroup.setCapability(Switch.ALLOW_SWITCH_WRITE); switchGroup.addChild(createPoints(1, 5, false)); switchGroup.addChild(createPoints(1, 5, true)); switchGroup.addChild(createPoints(8, 10, false)); switchGroup.addChild(createPoints(8, 10, true)); switchGroup.addChild(createPoints(2, 5, false)); switchGroup.addChild(createPoints(2, 5, true)); switchGroup.addChild(createPoints(2, 20, false)); switchGroup.addChild(createPoints(2, 20, true)); // create a SwitchValueInterpolator to // cycle through the child nodes in the Switch Node Alpha switchAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 15000, 0, 0, 0, 0, 0); SwitchValueInterpolator switchInterpolator = new SwitchValueInterpolator(switchAlpha, switchGroup); switchInterpolator.setSchedulingBounds(getApplicationBounds()); switchInterpolator.setEnable(true); // WARNING: do not add the SwitchValueInterpolator to the Switch Node! objRoot.addChild(switchInterpolator); objTrans.addChild(switchGroup); objRoot.addChild(objTrans); return objRoot; }
From source file:ExTransform.java
public Group buildScene() { // Turn on the headlight setHeadlightEnable(true);//ww w . j a v a2s . c o m // Build the scene root switchGroup = new Switch(); switchGroup.setCapability(Switch.ALLOW_SWITCH_WRITE); // Create application bounds BoundingSphere worldBounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), // Center 1000.0); // Extent Transform3D t3d; Appearance app = new Appearance(); Material mat = new Material(); mat.setAmbientColor(0.2f, 0.8f, 0.4f); mat.setDiffuseColor(0.2f, 0.8f, 0.4f); mat.setSpecularColor(0.0f, 0.0f, 0.f); app.setMaterial(mat); // Build the 3D object: Box box = new Box(3.0f, 2.0f, 1.0f, app); // Build the shared object: sharedObject = new SharedGroup(); sharedObject.addChild(box); // Build 4 separate transforms: Transform3D id = new Transform3D(); TransformGroup idGroup = new TransformGroup(id); idGroup.addChild(new Link(sharedObject)); switchGroup.addChild(idGroup); Transform3D rot = new Transform3D(); rot.set(new AxisAngle4d(0., 1., 0., Math.PI / 4.)); TransformGroup rotGroup = new TransformGroup(rot); rotGroup.addChild(new Link(sharedObject)); switchGroup.addChild(rotGroup); Transform3D trans = new Transform3D(); trans.set(new Vector3d(2., 0., 0.)); TransformGroup transGroup = new TransformGroup(trans); transGroup.addChild(new Link(sharedObject)); switchGroup.addChild(transGroup); Transform3D scale = new Transform3D(); scale.set(2.0); TransformGroup scaleGroup = new TransformGroup(scale); scaleGroup.addChild(new Link(sharedObject)); switchGroup.addChild(scaleGroup); switchGroup.setWhichChild(options[currentSwitch].child); return switchGroup; }
From source file:NodesTest.java
protected BranchGroup createSceneBranchGroup() { BranchGroup objRoot = super.createSceneBranchGroup(); double labelScale = 20; // create the top level Switch Node // we will use the Switch Node to switch the // other Nodes on and off. // 1: Switch// w w w.ja va 2 s .c o m Switch switchGroup = new Switch(); switchGroup.setCapability(Switch.ALLOW_SWITCH_WRITE); switchGroup.addChild(createLabel("1. Switch Label", labelScale)); // 2: BranchGroup BranchGroup branchGroup = new BranchGroup(); branchGroup.addChild(createLabel("2. BranchGroup", labelScale)); switchGroup.addChild(branchGroup); // 3: OrderedGroup, OrderedGroup orderedGroup = new OrderedGroup(); orderedGroup.addChild(createLabel("3. OrderedGroup", labelScale)); orderedGroup.addChild(createLabel("Child 1", labelScale)); orderedGroup.addChild(createLabel("Child 2", labelScale)); switchGroup.addChild(orderedGroup); // 4: SharedGroup, SharedGroup sharedGroup1 = new SharedGroup(); sharedGroup1.addChild(createLabel("4. Shared Group 1", labelScale)); switchGroup.addChild(new Link(sharedGroup1)); // 5: Primitive, BranchGroup primitiveGroup = new BranchGroup(); primitiveGroup.addChild(createLabel("5. Primitive", labelScale)); primitiveGroup.addChild(new Sphere(2)); switchGroup.addChild(primitiveGroup); // 6: TransformGroup TransformGroup transformGroup = new TransformGroup(); transformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); transformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); 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, transformGroup, yAxis, 0.0f, (float) Math.PI * 2.0f); rotator.setSchedulingBounds(createApplicationBounds()); transformGroup.addChild(rotator); transformGroup.addChild(new ColorCube(2)); transformGroup.addChild(createLabel("6. TransformGroup", labelScale)); switchGroup.addChild(transformGroup); // 7: add another copy of the shared group switchGroup.addChild(new Link(sharedGroup1)); // create a SwitchValueInterpolator to // cycle through the child nodes in the Switch Node Alpha switchAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 10000, 0, 0, 0, 0, 0); SwitchValueInterpolator switchInterpolator = new SwitchValueInterpolator(switchAlpha, switchGroup); switchInterpolator.setSchedulingBounds(createApplicationBounds()); switchInterpolator.setEnable(true); // WARNING: do not add the SwitchValueInterpolator to the Switch Node! objRoot.addChild(switchInterpolator); // finally add the Switch Node objRoot.addChild(switchGroup); return objRoot; }
From source file:SimpleLOD.java
/** * Build the content branch for the scene graph This creates three * cylinders, each with a different resolution. These are then used with a * LOD node to implement a crude level of detail. * /*from w w w . j a va 2s.com*/ * @return BranchGroup that is the root of the content */ protected BranchGroup buildContentBranch() { //Create the appearance Appearance app = new Appearance(); Color3f ambientColour = new Color3f(1.0f, 1.0f, 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, 1.0f, 0.0f); float shininess = 20.0f; app.setMaterial(new Material(ambientColour, emissiveColour, diffuseColour, specularColour, shininess)); //Make the switch node that is to used with the LOD //and make it writable Switch LODswitch = new Switch(); LODswitch.setCapability(Switch.ALLOW_SWITCH_WRITE); //Add the three cylinders LODswitch.addChild(new Cylinder(1.0f, 1.0f, Cylinder.GENERATE_NORMALS, 10, 10, app)); LODswitch.addChild(new Cylinder(1.0f, 1.0f, Cylinder.GENERATE_NORMALS, 5, 5, app)); LODswitch.addChild(new Cylinder(1.0f, 1.0f, Cylinder.GENERATE_NORMALS, 3, 3, app)); //Define the distances for the LOD float[] LODdistances = { 5.0f, 10.0f, 15.0f }; DistanceLOD myLOD = new DistanceLOD(LODdistances, new Point3f(0.0f, 0.0f, 0.0f)); myLOD.setSchedulingBounds(bounds); //Add the switch to the LOD myLOD.addSwitch(LODswitch); BranchGroup contentBranch = new BranchGroup(); contentBranch.addChild(myLOD); addLights(contentBranch); contentBranch.addChild(LODswitch); return contentBranch; }
From source file:LightBug.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 red ambient, // black emmissive, red diffuse and white specular coloring Material material = new Material(red, black, red, white, 64); Appearance appearance = new Appearance(); appearance.setMaterial(material);/*from w w w .j a v a2s . co m*/ // create a sphere and put it into a shared group Sphere sphere = new Sphere(0.5f, appearance); SharedGroup sphereSG = new SharedGroup(); sphereSG.addChild(sphere); // 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, 0.0f); tmpTrans.set(tmpVector); tg.setTransform(tmpTrans); tg.addChild(new Link(sphereSG)); spheresSwitch.addChild(tg); } } }
From source file:SoundBug.java
void setupSounds() { soundSwitch = new Switch(Switch.CHILD_NONE); soundSwitch.setWhichChild(Switch.CHILD_NONE); soundSwitch.setCapability(Switch.ALLOW_SWITCH_WRITE); // set up the BoundingSphere for all the sounds BoundingSphere bounds = new BoundingSphere(new Point3d(), 100.0); // Set up the sound media container java.net.URL soundURL = null; String soundFile = "techno_machine.au"; try {/*from w w w. j a v a 2s .c o m*/ java.net.URL codeBase = null; try { codeBase = getCodeBase(); } catch (Exception ex) { // got an exception, probably running as an application, // keep code base null... } if (codeBase != null) { soundURL = new java.net.URL(codeBase.toString() + soundFile); } } catch (java.net.MalformedURLException ex) { System.out.println(ex.getMessage()); System.exit(1); } if (soundURL == null) { // application, try file URL try { soundURL = new java.net.URL("file:./" + soundFile); } catch (java.net.MalformedURLException ex) { System.out.println(ex.getMessage()); System.exit(1); } } System.out.println("soundURL = " + soundURL); MediaContainer soundMC = new MediaContainer(soundURL); // set up the Background Sound soundBackground = new BackgroundSound(); soundBackground.setCapability(Sound.ALLOW_ENABLE_WRITE); soundBackground.setSoundData(soundMC); soundBackground.setSchedulingBounds(bounds); soundBackground.setEnable(true); soundBackground.setLoop(Sound.INFINITE_LOOPS); soundSwitch.addChild(soundBackground); // set up the point sound soundPoint = new PointSound(); soundPoint.setCapability(Sound.ALLOW_ENABLE_WRITE); soundPoint.setSoundData(soundMC); soundPoint.setSchedulingBounds(bounds); soundPoint.setEnable(true); soundPoint.setLoop(Sound.INFINITE_LOOPS); soundPoint.setPosition(-5.0f, -5.0f, 0.0f); Point2f[] distGain = new Point2f[2]; // set the attenuation to linearly decrease volume from max at // source to 0 at a distance of 5m distGain[0] = new Point2f(0.0f, 1.0f); distGain[1] = new Point2f(5.0f, 0.0f); soundPoint.setDistanceGain(distGain); soundSwitch.addChild(soundPoint); }
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);// ww w . jav a 2s . com // 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); // 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:ExDepthCue.java
public Group buildScene() { // Get the current color Color3f color = (Color3f) colors[currentColor].value; // Turn off the example headlight setHeadlightEnable(false);/* w ww. j av a 2s. com*/ // Create the scene group Group scene = new Group(); // Create a switch group to hold the fog node. This enables // us to turn the fog node on and off via the GUI. fogSwitch = new Switch(); fogSwitch.setCapability(Switch.ALLOW_SWITCH_WRITE); // Create influencing bounds Bounds worldBounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), // Center 1000.0); // Extent // Set the fog color, density, and its influencing bounds fog = new LinearFog(); fog.setColor(color); // front and back distances set below fog.setCapability(Fog.ALLOW_COLOR_WRITE); fog.setCapability(Fog.ALLOW_INFLUENCING_BOUNDS_WRITE); fog.setInfluencingBounds(worldBounds); fogSwitch.addChild(fog); scene.addChild(fogSwitch); if (depthCueOnOff) fogSwitch.setWhichChild(0); // on else fogSwitch.setWhichChild(Switch.CHILD_NONE); // off // Set the background color and its application bounds // Usually, the background color should match the fog color // or the results look odd. background = new Background(); background.setColor(color); background.setApplicationBounds(worldBounds); background.setCapability(Background.ALLOW_COLOR_WRITE); scene.addChild(background); // Build foreground geometry Group content = buildIsoline(); scene.addChild(content); // Automatically compute good front and back distances for // fog to get good depth-cueing. To do this, first get the // dimensions of the bounds around the content. Then, // set the front distance to be at the center of the content // (or closer by a tad) and the back distance at the front // distance PLUS half the depth of the content's bounding box BoundingSphere sampleSphere = new BoundingSphere(); BoundingBox sampleBox = new BoundingBox(); Bounds bounds = content.getBounds(); double deltaDistance = 0.0; double centerZ = 0.0; if (bounds == null) { // No bounds available. Estimate the values knowing // that the above content is what it is. centerZ = 0.5; // 0.5 closer than true center deltaDistance = 2.0; } else if (bounds.getClass() == sampleSphere.getClass()) { BoundingSphere sphereBounds = (BoundingSphere) bounds; deltaDistance = Math.abs(sphereBounds.getRadius()); Point3d center = new Point3d(); sphereBounds.getCenter(center); centerZ = center.z + 0.5; // 0.5 closer than true center } else if (bounds.getClass() == sampleBox.getClass()) { BoundingBox boxBounds = (BoundingBox) bounds; Point3d p1 = new Point3d(); Point3d p2 = new Point3d(); boxBounds.getLower(p1); boxBounds.getUpper(p2); deltaDistance = p2.z - p1.z; if (deltaDistance < 0.0) deltaDistance *= -1.0; if (p1.z > p2.z) centerZ = p1.z - deltaDistance / 2.0; else centerZ = p2.z - deltaDistance / 2.0; centerZ += 0.5; // 0.5 closer than true center } else { System.err.println("Unknown bounds type"); } // Set front distance to the distance from the default // viewing position (0,0,10) to the center of the bounds. fog.setFrontDistance(10.0f - (float) centerZ); // Set back distance to the distance from the default // viewing position (0,0,10) to the back of the bounds. fog.setBackDistance(10.0f - (float) centerZ + (float) deltaDistance); return scene; }