List of usage examples for javax.media.j3d BoundingSphere BoundingSphere
public BoundingSphere()
From source file:LitTwistApp.java
public BranchGroup createSceneGraph() { BranchGroup contentRoot = new BranchGroup(); // Create the transform group node and initialize it to the // identity. Add it to the root of the subgraph. TransformGroup objSpin = new TransformGroup(); objSpin.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); contentRoot.addChild(objSpin);//ww w . jav a 2 s . c o m Shape3D twist = new Twist(); objSpin.addChild(twist); Alpha rotationAlpha = new Alpha(-1, 16000); RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, objSpin); // a bounding sphere specifies a region a behavior is active // create a sphere centered at the origin with radius of 1.5 BoundingSphere bounds = new BoundingSphere(); bounds.setRadius(1.5); rotator.setSchedulingBounds(bounds); objSpin.addChild(rotator); DirectionalLight lightD = new DirectionalLight(); lightD.setInfluencingBounds(bounds); contentRoot.addChild(lightD); Background background = new Background(); background.setColor(1.0f, 1.0f, 1.0f); background.setApplicationBounds(bounds); contentRoot.addChild(background); // Let Java 3D perform optimizations on this scene graph. // contentRoot.compile(); return contentRoot; }
From source file:TwistStripApp.java
public BranchGroup createSceneGraph() { BranchGroup contentRoot = new BranchGroup(); // Create the transform group node and initialize it to the // identity. Add it to the root of the subgraph. TransformGroup objSpin = new TransformGroup(); objSpin.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); contentRoot.addChild(objSpin);/* w w w . j a va2s. c o m*/ Shape3D twist = new Twist(); objSpin.addChild(twist); // Duplicate the twist strip geometry and set the // appearance of the new Shape3D object to line mode // without culling. // Add the POLYGON_FILLED and POLYGON_LINE strips // in the scene graph at the same point. // This will show the triangles of the original Mobius strip that // are clipped. The PolygonOffset is set to prevent stitching. PolygonAttributes polyAttrib = new PolygonAttributes(); polyAttrib.setCullFace(PolygonAttributes.CULL_NONE); polyAttrib.setPolygonMode(PolygonAttributes.POLYGON_LINE); polyAttrib.setPolygonOffset(0.001f); Appearance polyAppear = new Appearance(); polyAppear.setPolygonAttributes(polyAttrib); objSpin.addChild(new Shape3D(twist.getGeometry(), polyAppear)); Alpha rotationAlpha = new Alpha(-1, 16000); RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, objSpin); // a bounding sphere specifies a region a behavior is active // create a sphere centered at the origin with radius of 1 BoundingSphere bounds = new BoundingSphere(); rotator.setSchedulingBounds(bounds); objSpin.addChild(rotator); // make background white Background background = new Background(1.0f, 1.0f, 1.0f); background.setApplicationBounds(bounds); contentRoot.addChild(background); // Let Java 3D perform optimizations on this scene graph. contentRoot.compile(); return contentRoot; }
From source file:DoorApp.java
public BranchGroup createSceneGraph() { // Create the root of the branch graph BranchGroup objRoot = new BranchGroup(); TransformGroup doorTG = new TransformGroup(); doorTG.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); doorTG.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); OpenBehavior openObject = new OpenBehavior(doorTG); CloseBehavior closeObject = new CloseBehavior(doorTG); //prepare the behavior objects openObject.setBehaviorObjectPartner(closeObject); closeObject.setBehaviorObjectPartner(openObject); // set scheduling bounds for behavior objects BoundingSphere bounds = new BoundingSphere(); openObject.setSchedulingBounds(bounds); closeObject.setSchedulingBounds(bounds); // assemble scene graph objRoot.addChild(openObject);/*from www .j a v a2 s . c o m*/ objRoot.addChild(closeObject); objRoot.addChild(doorTG); doorTG.addChild(new ColorCube(0.4)); // 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);/*from w w w . j av a 2 s . co m*/
tableTG.addChild(lampTG);
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:GeomInfoApp.java
public BranchGroup createSceneGraph(boolean wireFrame) { int total = 0; System.out.println("\n --- geometry debug information --- \n"); float[] coordinateData = null; coordinateData = createCoordinateData(); int[] stripCount = { 17, 17, 5, 5, 5, 5, 5, 5, 5 }; // ****** // int[] stripCount = {17,17,17}; // ****** for (int i = 0; i < stripCount.length; i++) { System.out.println("stripCount[" + i + "] = " + stripCount[i]); total += stripCount[i];//from ww w .j a va 2s . co m } if (total != coordinateData.length / 3) { System.out.println(" coordinateData vertex count: " + coordinateData.length / 3); System.out.println("stripCount total vertex count: " + total); } GeometryInfo gi = new GeometryInfo(GeometryInfo.POLYGON_ARRAY); gi.setCoordinates(coordinateData); gi.setStripCounts(stripCount); Triangulator tr = new Triangulator(); // Triangulator tr = new Triangulator(1); System.out.println("begin triangulation"); tr.triangulate(gi); System.out.println(" END triangulation"); gi.recomputeIndices(); NormalGenerator ng = new NormalGenerator(); ng.generateNormals(gi); gi.recomputeIndices(); Stripifier st = new Stripifier(); st.stripify(gi); gi.recomputeIndices(); Shape3D part = new Shape3D(); if (wireFrame == true) part.setAppearance(createWireFrameAppearance()); else part.setAppearance(createMaterialAppearance()); part.setGeometry(gi.getGeometryArray()); ///////////////////////////// BranchGroup contentRoot = new BranchGroup(); // Create the transform group node and initialize it to the // identity. Add it to the root of the subgraph. TransformGroup objSpin = new TransformGroup(); objSpin.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); contentRoot.addChild(objSpin); objSpin.addChild(part); //////////////////////// LineStripArray lineArray = new LineStripArray(69, LineArray.COORDINATES, stripCount); //***** // LineStripArray lineArray = new LineStripArray(51, // LineArray.COORDINATES, stripCount); //***** lineArray.setCoordinates(0, coordinateData); Appearance blueColorAppearance = new Appearance(); ColoringAttributes blueColoring = new ColoringAttributes(); blueColoring.setColor(0.0f, 0.0f, 1.0f); blueColorAppearance.setColoringAttributes(blueColoring); LineAttributes lineAttrib = new LineAttributes(); lineAttrib.setLineWidth(2.0f); blueColorAppearance.setLineAttributes(lineAttrib); objSpin.addChild(new Shape3D(lineArray, blueColorAppearance)); Alpha rotationAlpha = new Alpha(-1, 16000); RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, objSpin); // a bounding sphere specifies a region a behavior is active // create a sphere centered at the origin with radius of 1 BoundingSphere bounds = new BoundingSphere(); rotator.setSchedulingBounds(bounds); objSpin.addChild(rotator); DirectionalLight lightD = new DirectionalLight(); lightD.setDirection(new Vector3f(0.0f, -0.7f, -0.7f)); lightD.setInfluencingBounds(bounds); contentRoot.addChild(lightD); AmbientLight lightA = new AmbientLight(); lightA.setInfluencingBounds(bounds); contentRoot.addChild(lightA); Background background = new Background(); background.setColor(1.0f, 1.0f, 1.0f); background.setApplicationBounds(bounds); contentRoot.addChild(background); // Let Java 3D perform optimizations on this scene graph. // contentRoot.compile(); return contentRoot; }