private void createLoaderSceneGraph() {
loaderBranchGroup = new BranchGroup();
loaderBranchGroup.setCapability(BranchGroup.ALLOW_DETACH);
loaderTransformGroup = new TransformGroup();
loaderTransformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
addLights(loaderBranchGroup);
Appearance loaderAppearance = new Appearance();
Color3f loaderColor = new Color3f(0.5f, 0.5f, 0.5f);
Material loaderMaterial =
new Material(loaderColor, new Color3f(), loaderColor, loaderColor, 10);
loaderMaterial.setLightingEnable(true);
loaderAppearance.setMaterial(loaderMaterial);
for (int i = 0; i < 20; i++) {
Transform3D translate3d = new Transform3D();
translate3d.setTranslation(new Vector3f(0f, 0f, 0.9f));
TransformGroup translate = new TransformGroup(translate3d);
Transform3D rotationY3d = new Transform3D();
rotationY3d.rotY((Math.PI * 2 * i) / 20);
TransformGroup rotateY = new TransformGroup(rotationY3d);
rotateY.addChild(translate);
Box box = new Box(0.1f, 0.1f, 0.1f, loaderAppearance);
translate.addChild(box);
loaderTransformGroup.addChild(rotateY);
}
loaderBranchGroup.addChild(loaderTransformGroup);
sceneBranchGroup.addChild(loaderBranchGroup);
}
public BranchGroup createSceneGraph() {
// Create the root of the branch graph
BranchGroup objRoot = new BranchGroup();
// Create the TransformGroup node and initialize it to the
// identity. Enable the TRANSFORM_WRITE capability so that
// our behavior code can modify it at run time. Add it to
// the root of the subgraph.
TransformGroup objTrans = new TransformGroup();
objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
objRoot.addChild(objTrans);
// Create a simple Shape3D node; add it to the scene graph.
objTrans.addChild(new ColorCube(0.4));
// Create a new Behavior object that will perform the
// desired operation on the specified transform and add
// it into the scene graph.
Transform3D yAxis = new Transform3D();
Alpha rotationAlpha = new Alpha(-1, 4000);
RotationInterpolator rotator =
new RotationInterpolator(rotationAlpha, objTrans, yAxis, 0.0f, (float) Math.PI * 1.0f);
BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
rotator.setSchedulingBounds(bounds);
objRoot.addChild(rotator);
// Have Java 3D perform optimizations on this scene graph.
objRoot.compile();
return objRoot;
}
// In this method, the objects for the scene are generated and added to
// the SimpleUniverse.
public void createSceneGraph(SimpleUniverse su) {
// *** The root of the graph containing the scene (with a cube and a sphere). ***
BranchGroup theScene = new BranchGroup();
// Generate an Appearance.
Color3f ambientColourShaded = new Color3f(0.0f, 0.4f, 0.4f);
Color3f emissiveColourShaded = new Color3f(0.0f, 0.0f, 0.0f);
Color3f diffuseColourShaded = new Color3f(0.0f, 0.7f, 0.7f);
Color3f specularColourShaded = new Color3f(0.0f, 0.5f, 0.5f);
float shininessShaded = 20.0f;
Appearance shadedApp = new Appearance();
shadedApp.setMaterial(
new Material(
ambientColourShaded,
emissiveColourShaded,
diffuseColourShaded,
specularColourShaded,
shininessShaded));
float r = 0.3f; // The radius of the sphere.
float boxHL = 0.7f * r; // Half the vertex length of the cube.
float shift = 3.0f * r; // Distance between cube and sphere.
// *** The sphere and its transformation group ***
Sphere s = new Sphere(r, Sphere.GENERATE_NORMALS, 100, shadedApp);
Transform3D tfSphere = new Transform3D();
tfSphere.setTranslation(new Vector3f(-0.95f + r, 0.0f, 0.0f));
TransformGroup tgSphere = new TransformGroup(tfSphere);
tgSphere.addChild(s);
theScene.addChild(tgSphere);
// *** The cube and its transformation group ***
Box b2 = new Box(boxHL, boxHL, boxHL, shadedApp);
Transform3D tfBox2 = new Transform3D();
tfBox2.setTranslation(new Vector3f(-0.95f + r + shift, 0.0f, 0.0f));
Transform3D rotation = new Transform3D();
rotation.rotY(Math.PI / 4);
Transform3D rotationX = new Transform3D();
rotationX.rotX(Math.PI / 6);
rotation.mul(rotationX);
tfBox2.mul(rotation);
TransformGroup tgBox2 = new TransformGroup(tfBox2);
tgBox2.addChild(b2);
theScene.addChild(tgBox2);
// Generate a white background.
Background bg = new Background(new Color3f(1.0f, 1.0f, 1.0f));
BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), Double.MAX_VALUE);
bg.setApplicationBounds(bounds);
theScene.addChild(bg);
theScene.compile();
// Add the scene to the universe.
su.addBranchGraph(theScene);
}
/** @see boogiepants.model.Displayable#display() */
public Node display() {
Appearance a = new Appearance();
Group shape = new Sphere(.15f, a);
a.setColoringAttributes(new ColoringAttributes(.5f, .5f, 1f, ColoringAttributes.NICEST));
a.setTransparencyAttributes(new TransparencyAttributes(TransparencyAttributes.NICEST, .3f));
Transform3D t = new Transform3D();
if (loPoint == null) {
loPoint = new Point3d(0d, 0d, 0d);
}
t.set(new Vector3d(loPoint.x, loPoint.y, loPoint.z));
transformGroupLo = new TransformGroup();
transformGroupLo.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
transformGroupLo.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
transformGroupLo.setTransform(t);
transformGroupLo.addChild(shape);
loEndpoint = endpoint(loPoint, transformGroupLo);
Shape3D geom = (Shape3D) shape.getChild(0);
geom.setUserData(loEndpoint);
a = new Appearance();
shape = new Sphere(.15f, a);
a.setColoringAttributes(new ColoringAttributes(1f, .5f, .5f, ColoringAttributes.NICEST));
a.setTransparencyAttributes(new TransparencyAttributes(TransparencyAttributes.NICEST, .3f));
t = new Transform3D();
if (hiPoint == null) {
hiPoint = new Point3d(0d, 0d, 0d);
}
t.set(new Vector3d(hiPoint.x, hiPoint.y, hiPoint.z));
transformGroupHi = new TransformGroup();
transformGroupHi.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
transformGroupHi.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
transformGroupHi.setTransform(t);
transformGroupHi.addChild(shape);
hiEndpoint = endpoint(hiPoint, transformGroupHi);
geom = (Shape3D) shape.getChild(0);
geom.setUserData(hiEndpoint);
container = new BranchGroup();
container.setCapability(BranchGroup.ALLOW_DETACH);
container.addChild(transformGroupHi);
container.addChild(transformGroupLo);
stickGroup = BoogiepantsDisplayWindow.getInstance().getStickGroup();
behavior = new ScaleInstrumentBehavior(oscaddress, loPoint, hiPoint, stickGroup);
container.addChild(behavior);
BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
behavior.setSchedulingBounds(bounds);
editGroup = new BranchGroup();
editGroup.setCapability(BranchGroup.ALLOW_DETACH);
editGroup.setCapability(BranchGroup.ALLOW_CHILDREN_WRITE);
editGroup.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND);
container.addChild(editGroup);
behavior.computeLineLen();
return container;
}
// In this method, the objects for the scene are generated and added to
// the SimpleUniverse.
public void createSceneGraph(SimpleUniverse su) {
// Create the root of the branch group for the scene.
BranchGroup theScene = new BranchGroup();
// Generate an Appearance for the sphere.
Color3f ambientColourSphere = new Color3f(0.2f, 0.2f, 0.2f);
Color3f emissiveColourSphere = new Color3f(0.0f, 0.0f, 0.0f);
Color3f diffuseColourSphere = new Color3f(0.6f, 0.6f, 0.6f);
Color3f specularColourSphere = new Color3f(0.5f, 0.5f, 0.5f);
float shininessSphere = 20.0f;
Appearance sphereApp = new Appearance();
sphereApp.setMaterial(
new Material(
ambientColourSphere,
emissiveColourSphere,
diffuseColourSphere,
specularColourSphere,
shininessSphere));
// n spheres with radius r will be shown.
int n = 5;
float r = 0.15f;
float shift = 2 * r + 0.05f; // The distance between the centres of the spheres.
// Arrays for the sphere, their transformations and their transformation groups
// transformation groups (for positioning).
Sphere[] spheres = new Sphere[n];
TransformGroup[] tg = new TransformGroup[n];
Transform3D[] tf = new Transform3D[n];
// Generate the sphere, their transformations and their
// transformation groups. Add everyting to the scene.
for (int i = 0; i < n; i++) {
spheres[i] = new Sphere(r, Sphere.GENERATE_NORMALS, 4 + i * i * i, sphereApp);
tf[i] = new Transform3D();
tf[i].setTranslation(new Vector3f(-0.95f + r + shift * i, 0.0f, 0.0f));
tg[i] = new TransformGroup(tf[i]);
tg[i].addChild(spheres[i]);
theScene.addChild(tg[i]);
}
// Generate a white background.
Background bg = new Background(new Color3f(1.0f, 1.0f, 1.0f));
BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 1000.0);
bg.setApplicationBounds(bounds);
theScene.addChild(bg);
theScene.compile();
// Add the scene to the universe.
su.addBranchGraph(theScene);
}
public void init() {
// initialize our SimpleUniverse -> u
u = new SimpleUniverse(this);
// set viewing platform (the camera)
vp = u.getViewingPlatform();
view = u.getViewer().getView();
view.setScreenScalePolicy(View.SCALE_EXPLICIT);
view.setBackClipPolicy(View.VIRTUAL_EYE);
view.setFrontClipPolicy(View.VIRTUAL_EYE);
view.setBackClipDistance(FARTHEST);
view.setFrontClipDistance(CLOSEST);
fieldOfView = view.getFieldOfView();
view.setDepthBufferFreezeTransparent(false);
cameraTG = vp.getViewPlatformTransform();
cameraT3D = new Transform3D();
cameraTG.getTransform(cameraT3D);
// initialize root of our scene -> BranchGroup kainBG and TransformGroup kainTG
kainBG = new BranchGroup();
kainBG.setCapability(BranchGroup.ALLOW_CHILDREN_READ);
kainBG.setCapability(BranchGroup.ALLOW_CHILDREN_WRITE);
kainBG.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND);
background = new Background(new Color3f(0, 0, 0));
background.setCapability(Background.ALLOW_COLOR_READ);
background.setCapability(Background.ALLOW_COLOR_WRITE);
background.setCapability(Background.ALLOW_IMAGE_READ);
background.setCapability(Background.ALLOW_IMAGE_WRITE);
background.setApplicationBounds(new BoundingSphere(new Point3d(0, 0, 0), FARTHEST));
background.setImageScaleMode(Background.SCALE_FIT_ALL);
kainBG.addChild(background);
kainTG = new TransformGroup();
kainTG.setCapability(TransformGroup.ALLOW_CHILDREN_EXTEND);
kainTG.setCapability(TransformGroup.ALLOW_CHILDREN_WRITE);
kainBG.addChild(kainTG);
// branch for axis lines
axisBG = new BranchGroup();
axisBG.setCapability(BranchGroup.ALLOW_DETACH);
axisLines = createAxisLines();
axisBG.addChild(axisLines);
// branch for ground
groundBG = new BranchGroup();
groundBG.setCapability(BranchGroup.ALLOW_DETACH);
ground = createGround();
groundBG.addChild(ground);
kainBG.compile();
u.addBranchGraph(kainBG);
currentAppearance = Appearance3DChangerCookie.Appearance.WIREFRAME;
}
private BranchGroup createSceneGraph() {
BranchGroup root = new BranchGroup();
root.setCapability(BranchGroup.ALLOW_DETACH);
createSpinTG();
root.addChild(spin);
SimpleBehavior myRotationBehavior = new SimpleBehavior(spin);
myRotationBehavior.setSchedulingBounds(new BoundingSphere());
root.addChild(myRotationBehavior);
KeyNavigatorBehavior behavior = new KeyNavigatorBehavior(spin);
BoundingSphere bounds = new BoundingSphere();
behavior.setSchedulingBounds(bounds);
root.addChild(behavior);
// mouse-directed rotation
MouseRotate rotator = new MouseRotate(spin);
rotator.setSchedulingBounds(bounds);
root.addChild(rotator);
// mouse-based translation
MouseTranslate translator = new MouseTranslate(spin);
translator.setSchedulingBounds(bounds);
root.addChild(translator);
// mouse-directed zoom
MouseZoom zoom = new MouseZoom();
zoom.setSchedulingBounds(bounds);
root.addChild(zoom);
// make background blue
Background background = new Background(Colors.blue);
background.setApplicationBounds(bounds);
root.addChild(background);
// light
AmbientLight light = new AmbientLight(true, new Color3f(Color.red));
light.setInfluencingBounds(bounds);
root.addChild(light);
PointLight ptlight =
new PointLight(new Color3f(Color.red), new Point3f(0f, 0f, -5f), new Point3f(1f, 0f, 0f));
ptlight.setInfluencingBounds(bounds);
root.addChild(ptlight);
PointLight ptlight2 =
new PointLight(
new Color3f(Color.orange), new Point3f(-2f, 2f, 2f), new Point3f(1f, 0f, 0f));
ptlight2.setInfluencingBounds(bounds);
root.addChild(ptlight2);
// let Java3d perform optimization on this scene graph
root.compile();
return root;
}
public void createSceneGraph(DrawModel drawing) {
// Branch group which can be deattached for changing scene;
view = new BranchGroup();
view.setCapability(BranchGroup.ALLOW_DETACH);
// BranchGroup for rotation
rotation = new TransformGroup();
rotation.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
rotation.setCapability(TransformGroup.ALLOW_CHILDREN_WRITE);
view.addChild(rotation);
bounds = new BoundingSphere();
DirectionalLight lightD = new DirectionalLight();
lightD.setDirection(new Vector3f(0.0f, 0.0f, -0.7f));
lightD.setInfluencingBounds(bounds);
view.addChild(lightD);
AmbientLight lightA = new AmbientLight();
lightA.setInfluencingBounds(bounds);
view.addChild(lightA);
Background background = new Background();
background.setColor(1.0f, 1.0f, 1.0f);
background.setApplicationBounds(bounds);
view.addChild(background);
// MouseRotate myMouseRotate = new MouseRotate();
// myMouseRotate.setTransformGroup(rotation);
// myMouseRotate.setSchedulingBounds(bounds);
// root.addChild(myMouseRotate);
//
// MouseTranslate myMouseTranslate = new MouseTranslate();
// myMouseTranslate.setTransformGroup(rotation);
// myMouseTranslate.setSchedulingBounds(new BoundingSphere());
// root.addChild(myMouseTranslate);
// MouseZoom myMouseZoom = new MouseZoom();
// myMouseZoom.setTransformGroup(rotation);
// myMouseZoom.setSchedulingBounds(new BoundingSphere());
// root.addChild(myMouseZoom);
//
PickMouse pick = new PickMouse(this, view, bounds);
view.addChild(pick);
addKeyListener(new KeyListener());
angleV = (float) Math.PI / 4;
angleH = (float) Math.PI / 5;
draw(drawing);
zoomAll();
}
private void createSceneGraph() throws PluginException, IfcModelInterfaceException {
buildingTransformGroup = new TransformGroup();
Set<Class<? extends IfcRoot>> classesToConvert = new HashSet<Class<? extends IfcRoot>>();
classesToConvert.add(IfcWall.class);
classesToConvert.add(IfcWallStandardCase.class);
classesToConvert.add(IfcWindow.class);
classesToConvert.add(IfcOpeningElement.class);
classesToConvert.add(IfcSlab.class);
classesToConvert.add(IfcRoof.class);
classesToConvert.add(IfcColumn.class);
classesToConvert.add(IfcSpace.class);
classesToConvert.add(IfcDoor.class);
classesToConvert.add(IfcRailing.class);
classesToConvert.add(IfcFurnishingElement.class);
classesToConvert.add(IfcStair.class);
classesToConvert.add(IfcBeam.class);
classesToConvert.add(IfcFlowTerminalType.class);
classesToConvert.add(IfcDistributionFlowElement.class);
classesToConvert.add(IfcSite.class);
// classesToConvert.add(IfcProxy.class);
for (IdEObject idEObject : model.getValues()) {
if (classesToConvert.contains(idEObject.eClass().getInstanceClass())) {
setGeometry((IfcRoot) idEObject);
}
}
buildingBranchGroup = new BranchGroup();
addLights(buildingBranchGroup);
buildingBranchGroup.addChild(buildingTransformGroup);
showLoader = false;
sceneBranchGroup.removeChild(loaderBranchGroup);
sharedGroup.addChild(buildingBranchGroup);
// for (int x = 0; x < 5; x++) {
// for (int y = 0; y < 5; y++) {
Link link1 = new Link(sharedGroup);
Transform3D t3d1 = new Transform3D();
// t3d1.setTranslation(new Vector3f(x * 20, y * 20, 0f));
BranchGroup x1 = new BranchGroup();
TransformGroup t1 = new TransformGroup(t3d1);
x1.addChild(t1);
t1.addChild(link1);
sceneBranchGroup.addChild(x1);
// }
// }
reInitView();
}
private void labelAxes()
// Place numbers along the X- and Z-axes at the integer positions
{
Vector3d pt = new Vector3d();
for (int i = -FLOOR_LEN / 2; i <= FLOOR_LEN / 2; i++) {
pt.x = i;
floorBG.addChild(makeText(pt, "" + i)); // along x-axis
}
pt.x = 0;
for (int i = -FLOOR_LEN / 2; i <= FLOOR_LEN / 2; i++) {
pt.z = i;
floorBG.addChild(makeText(pt, "" + i)); // along z-axis
}
} // end of labelAxes()
public BranchGroup createSceneGraph(URL url) {
try {
Loader loader = new com.sun.j3d.loaders.objectfile.ObjectFile();
Scene scene = loader.load(url);
BranchGroup bg = scene.getSceneGroup();
System.out.println(bg);
TransformGroup[] views = scene.getViewGroups();
if (views != null) {
for (int i = 0; i < views.length; i++) {
System.out.print(views[i]);
}
if (views.length > 0) viewStart = views[0];
}
return bg;
} catch (Exception ex) {
// in case there was a problem, print the stack out
ex.printStackTrace();
// System.out.println(ex);
add("South", new Label(ex.toString()));
System.out.println("URL: " + url);
BranchGroup bg = new BranchGroup();
bg.addChild(new ColorCube());
System.out.println(bg);
return bg;
}
}
private void loadSheep() {
VrmlLoader loader = new VrmlLoader();
Scene myScene = null;
try {
myScene = loader.load("models" + File.separator + "Sheep.wrl");
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IncorrectFormatException e) {
e.printStackTrace();
} catch (ParsingErrorException e) {
e.printStackTrace();
}
BranchGroup bg = new BranchGroup();
TransformGroup offset = new TransformGroup();
Transform3D t3d = new Transform3D();
t3d.setRotation(new AxisAngle4d(1.0, 0.0, 0.0, Math.PI / 2));
t3d.setTranslation(new Vector3d(0.0, 0.0, 0.025));
offset.setTransform(t3d);
bg.addChild(offset);
offset.addChild(myScene.getSceneGroup());
sheepObject = new ModelObject(bg);
viewer.addObject(sheepObject);
}
/** set up canvas to display all faces. */
protected void setupWholeSphere() {
if (allView && allGroup != null) allGroup.detach();
allGroup = new BranchGroup();
int nfaces = 12;
try {
theMap = theMap.regrade(nside);
} catch (Exception e) {
new Exception("Regrading failed", e);
}
// Find map min and max
double min = theMap.getMin();
double max = theMap.getMax();
System.out.println("********** #Min(0)=" + min);
System.out.println("********** #Max(0)=" + max);
HealpixBase index = null;
try {
index = new HealpixBase(theMap.nside(), Scheme.NESTED);
} catch (Exception e) {
e.printStackTrace();
}
for (int f = 0; f < nfaces; f++) {
HealSphere face = new DataSphere(f, theMap, 0, min, max, index);
setAppearance(face);
allGroup.addChild(face);
}
allGroup.setCapability(BranchGroup.ALLOW_DETACH);
objTrans.addChild(allGroup);
if (!allView) allGroup.detach();
}
/**
* Ad block with default size of 50cm x 50cm x 50cm
*
* @param material - name of material. Must be rom World._availableMaterials list.
* @param startCoordinates - given in cells unit
*/
public void addNewBlock(Model.Material material, Vector3d startCoordinates, Point3d blocSize) {
BranchGroup childBG = new BranchGroup();
TransformGroup tg = new TransformGroup();
Transform3D transform = new Transform3D();
Vector3d vector = new Vector3d(startCoordinates.x, startCoordinates.y, startCoordinates.z);
transform.setTranslation(vector);
tg.setTransform(transform);
Appearance app = new Appearance();
Color3f cellColor = new Color3f();
// float transparency = 0.8f;
cellColor = material.get_color();
float transparency = material.get_transparency();
ColoringAttributes coloringAttributes =
new ColoringAttributes(cellColor, ColoringAttributes.NICEST);
app.setColoringAttributes(coloringAttributes);
app.setTransparencyAttributes(
new TransparencyAttributes(TransparencyAttributes.FASTEST, transparency));
tg.addChild(
new Box(
(float) (blocSize.x / 2),
(float) (blocSize.z / 2),
(float) (blocSize.y / 2),
Box.ENABLE_APPEARANCE_MODIFY,
app));
tg.getChild(0).setCapability(Box.ENABLE_APPEARANCE_MODIFY);
childBG.addChild(tg);
_startsOfBlocks.add(vector);
childBG.setCapability(BranchGroup.ALLOW_DETACH);
_contents.addChild(childBG);
}
public void setGround(boolean groundOn) {
if (!groundOn) {
kainBG.removeChild(groundBG);
groundState = false;
} else {
kainBG.addChild(groundBG);
groundState = true;
}
}
public void setAxisLines(boolean axisOn) {
if (!axisOn) {
kainBG.removeChild(axisBG);
axisState = false;
} else {
kainBG.addChild(axisBG);
axisState = true;
}
}
/**
* Simple algorithm to add or remove an edge from the selection Ideas: 1. Use one shape per quad
* => easy, but can become very fast too big to fit in memory. => pb: flicker when adding /
* removing because the scene is detached 2. Use only one shape, modify geometry TODO: pre-create
* an empty shape to avoid initial flicker
*
* @param on
* @param p
* @param u
* @param v
* @param groupIdx2
*/
protected void toggleSelectedEdge(boolean on, SelectionEdge se) {
if (on) {
// add the given edge to the list
if (edgeSelection.contains(se)) return; // already in
edgeSelection.add(se);
} else {
// remove the given edge from the list
if (!edgeSelection.contains(se)) return; // not present
edgeSelection.remove(se);
if (edgeSelection.size() == 0) {
LineArray la = (LineArray) edgeSelectionShape.getGeometry();
la.setValidVertexCount(0);
return;
}
}
// Use in-memory arrays instead of NIO because edgeSelection should not
// be too big
// => faster
LineArray la =
new LineArray(
edgeSelection.size() * 2,
GeometryArray.COORDINATES | GeometryArray.COLOR_3 | GeometryArray.BY_REFERENCE);
double[] coords = new double[edgeSelection.size() * 2 * 3];
float[] colors = new float[edgeSelection.size() * 2 * 3];
for (int i = 0; i < coords.length; i += 6) {
SelectionEdge edge = edgeSelection.get(i / 6);
edge.updateCoords(grid, coords, i);
edge.updateColors(colors, i);
}
la.setCoordRefDouble(coords);
la.setColorRefFloat(colors);
la.setCapability(GeometryArray.ALLOW_COUNT_WRITE);
// update edgeSelection Shape with the new edgeSelection list
if (edgeSelectionShape == null) {
Appearance a = new Appearance();
// PolygonAttributes pa = new
// PolygonAttributes(PolygonAttributes.POLYGON_LINE,
// PolygonAttributes.CULL_NONE, 0);
// pa.setPolygonOffset(1); // above edges
// pa.setPolygonOffsetFactor(1);
LineAttributes lat = new LineAttributes();
lat.setLineWidth(2.0f);
lat.setLineAntialiasingEnable(true);
a.setLineAttributes(lat);
// a.setPolygonAttributes(pa);
edgeSelectionShape = new Shape3D(la, a);
edgeSelectionShape.setUserData(this);
edgeSelectionShape.setPickable(false);
edgeSelectionShape.setCapability(Shape3D.ALLOW_GEOMETRY_WRITE);
edgeSelectionShape.setCapability(Shape3D.ALLOW_GEOMETRY_READ);
BranchGroup bg = new BranchGroup();
bg.addChild(edgeSelectionShape);
addChild(bg);
} else edgeSelectionShape.setGeometry(la);
}
private void addLights(BranchGroup transformGroup) {
BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100000.0);
AmbientLight ambientLight = new AmbientLight(new Color3f(0.5f, 0.5f, 0.5f));
ambientLight.setInfluencingBounds(bounds);
transformGroup.addChild(ambientLight);
Color3f lightColor = new Color3f(1.0f, 1.0f, 1.0f);
Vector3f light1Direction = new Vector3f(4.0f, -7.0f, -12.0f);
DirectionalLight light1 = new DirectionalLight(true, lightColor, light1Direction);
light1.setInfluencingBounds(bounds);
transformGroup.addChild(light1);
light1Direction.negate();
DirectionalLight light2 = new DirectionalLight(true, lightColor, light1Direction);
light2.setInfluencingBounds(bounds);
transformGroup.addChild(light2);
}
public BranchGroup createSceneGraph() {
BranchGroup root = new BranchGroup(); // Create the root of the branch graph
if (geometry_ == null) {
int NUM_PARTICLES = 10;
geometry_ = new Java3DParticlesGeometry(NUM_PARTICLES);
}
root.addChild(createPointShape(geometry_));
return root;
}
public static void main(String args[]) {
JFrame frame = new JFrame("Box and Sphere");
GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();
Canvas3D canvas = new Canvas3D(config);
canvas.setSize(400, 400);
SimpleUniverse universe = new SimpleUniverse(canvas);
universe.getViewingPlatform().setNominalViewingTransform();
BranchGroup group = new BranchGroup();
group.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND);
// group.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND);
universe.addBranchGraph(group);
frame.setSize(500, 400);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().setLayout(new BorderLayout());
frame.getContentPane().add(canvas, BorderLayout.CENTER);
frame.setVisible(true);
Sphere sphere =
new Sphere(1.1f, Sphere.GENERATE_NORMALS | Sphere.GENERATE_TEXTURE_COORDS, null);
BranchGroup b = new BranchGroup();
b.addChild(sphere);
group.addChild(b);
{
Sphere sphere2 =
new Sphere(1.0f, Sphere.GENERATE_NORMALS | Sphere.GENERATE_TEXTURE_COORDS, null);
b = new BranchGroup();
b.addChild(sphere2);
Util3D.enablePicking(b);
group.addChild(b);
}
}
public void draw(DrawModel d) {
view.detach();
rotation.removeAllChildren();
drawModel = d;
if (drawModel.getPicture() == null) return;
Integer i = 0;
for (VisualShape v : drawModel.getPicture()) {
TransformGroup shapeGroup = new TransformGroup();
rotation.addChild(shapeGroup);
BranchGroup faces = v.getFaces2(BranchGroup.class);
BranchGroup edges = v.getEdges2(BranchGroup.class);
BranchGroup text = v.getText2(BranchGroup.class);
if (faces == null && edges == null) continue;
i++;
if (faces != null) {
faces.detach();
rotation.addChild(faces);
faces.setPickable(true);
faces.setUserData(v);
faces.setCapability(TransformGroup.ENABLE_PICK_REPORTING);
faces.setName(i.toString());
}
if (edges != null) {
edges.detach();
rotation.addChild(edges);
edges.setPickable(true);
edges.setUserData(v);
edges.setCapability(TransformGroup.ENABLE_PICK_REPORTING);
edges.setName(i.toString());
}
if (text != null) {
text.detach();
rotation.addChild(text);
text.setPickable(false);
if (text instanceof BranchGroup) {
BranchGroup bg = (BranchGroup) text;
for (int j = 0; j < bg.numChildren(); j++) {
Node child = bg.getChild(j);
if (child instanceof TransformGroup) {
TransformGroup tg = (TransformGroup) child;
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
textLabels.add(tg);
}
}
}
// edges.setUserData(v);
// edges.setCapability(TransformGroup.ENABLE_PICK_REPORTING);
// edges.setName(i.toString());
}
}
root.addChild(view);
}
public void showCategory(String categoryName) {
if (displayedMenuItems.numChildren() != 0) displayedMenuItems.removeAllChildren();
BranchGroup category = menuBranches.get(categoryName);
displayedMenuItems.addChild(category);
Enumeration<MenuItem> children = category.getAllChildren();
while (children.hasMoreElements()) {
MenuItem child = (MenuItem) children.nextElement();
child.armBehavior();
}
}
private BranchGroup setApperancePackInBranchGroup(Shape3D shape, Node handle) {
shape.setUserData(this);
shape.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
BranchGroup bg = new BranchGroup();
bg.setCapability(BranchGroup.ALLOW_DETACH);
bg.addChild(handle);
bg.compile();
return bg;
}
public MyMousePickBehavior(Canvas3D canvas, BranchGroup root, Bounds bounds, JTextArea jta) {
super(canvas, root, bounds);
this.jta = jta;
this.setSchedulingBounds(bounds);
root.addChild(this);
pickCanvas.setMode(PickTool.GEOMETRY);
appear = new Appearance();
mater = new Material();
mater.setDiffuseColor(new Color3f(Color.red));
appear.setMaterial(mater);
}
public ObjectViewer(URL url) {
setLayout(new BorderLayout());
Canvas3D canvas3D = new Canvas3D(SimpleUniverse.getPreferredConfiguration());
add("Center", canvas3D);
BoundingSphere bounds = new BoundingSphere(new Point3d(), 1000);
BranchGroup root = new BranchGroup();
BranchGroup scene = createSceneGraph(url);
scene.setBoundsAutoCompute(true);
System.out.println(scene.getBounds());
BoundingSphere sceneBounds = new BoundingSphere(scene.getBounds());
SimpleUniverse univ = new SimpleUniverse(canvas3D);
ViewingPlatform view = univ.getViewingPlatform();
view.setNominalViewingTransform();
Transform3D t = new Transform3D();
TransformGroup viewTransform = view.getViewPlatformTransform();
t.set(new Vector3d(0, 0, 3 * sceneBounds.getRadius()));
viewTransform.setTransform(t);
BranchGroup lights = new BranchGroup();
Light light = new AmbientLight();
light.setInfluencingBounds(bounds);
lights.addChild(light);
light = new DirectionalLight();
light.setInfluencingBounds(bounds);
lights.addChild(light);
root.addChild(lights);
TransformGroup tg = new TransformGroup();
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
tg.addChild(scene);
root.addChild(tg);
MouseRotate mouse = new MouseRotate();
mouse.setTransformGroup(tg);
mouse.setSchedulingBounds(bounds);
root.addChild(mouse);
MouseZoom mousezoom = new MouseZoom();
mousezoom.setTransformGroup(tg);
mousezoom.setSchedulingBounds(bounds);
root.addChild(mousezoom);
Background background = new Background(1, 1, 1);
background.setApplicationBounds(bounds);
root.addChild(background);
root.compile();
univ.addBranchGraph(root);
}
// Some light is added to the scene here.
public void addLight(SimpleUniverse su) {
BranchGroup bgLight = new BranchGroup();
BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), Double.MAX_VALUE);
// Directional light.
Color3f lightColour = new Color3f(1.0f, 1.0f, 1.0f);
Vector3f lightDir = new Vector3f(1.0f, -1.0f, -1.0f);
DirectionalLight light = new DirectionalLight(lightColour, lightDir);
light.setInfluencingBounds(bounds);
bgLight.addChild(light);
// Ambient light.
Color3f ambientLightColour = new Color3f(0.5f, 0.5f, 0.5f);
AmbientLight ambLight = new AmbientLight(ambientLightColour);
ambLight.setInfluencingBounds(bounds);
bgLight.addChild(ambLight);
su.addBranchGraph(bgLight);
}
/**
* Simple algorithm to add or remove a quad from the selection Ideas: 1. Use one shape per quad =>
* easy, but can become very fast too big to fit in memory. => pb: flicker when adding / removing
* because the scene is detached 2. Use only one shape, modify geometry TODO: pre-create an empty
* shape to avoid initial flicker
*
* @param on
* @param p
* @param u
* @param v
* @param groupIdx2
*/
protected void toggleSelectedQuad(boolean on, SelectionQuad sq) {
LOGGER.finest("on=" + on + " selectionQuad=" + sq);
if (on) {
// add the given quad to the list
if (selection.contains(sq)) return; // already in
selection.add(sq);
} else {
// remove the given quad from the list
if (!selection.contains(sq)) return; // not present
selection.remove(sq);
if (selection.size() == 0) {
QuadArray qa = (QuadArray) selectionShape.getGeometry();
qa.setValidVertexCount(0);
return;
}
}
// Use in-memory arrays instead of NIO because selection should not be
// too big
// => faster
QuadArray qa =
new QuadArray(
selection.size() * 4,
GeometryArray.COORDINATES | GeometryArray.COLOR_3 | GeometryArray.BY_REFERENCE);
float[] coords = new float[selection.size() * 4 * 3];
float[] colors = new float[selection.size() * 4 * 3];
for (int i = 0; i < coords.length; i += 12) {
SelectionQuad quad = selection.get(i / 12);
quad.updateCoords(grid, coords, i);
quad.updateColors(colors, i);
}
qa.setCoordRefFloat(coords);
qa.setColorRefFloat(colors);
qa.setCapability(GeometryArray.ALLOW_COUNT_WRITE);
// update selection Shape with the new selection list
if (selectionShape == null) {
Appearance a = new Appearance();
PolygonAttributes pa =
new PolygonAttributes(PolygonAttributes.POLYGON_FILL, PolygonAttributes.CULL_NONE, 0);
pa.setPolygonOffset(0.5f); // between faces and edges
pa.setPolygonOffsetFactor(0.5f);
a.setPolygonAttributes(pa);
selectionShape = new Shape3D(qa, a);
selectionShape.setUserData(this);
selectionShape.setPickable(false);
selectionShape.setCapability(Shape3D.ALLOW_GEOMETRY_WRITE);
selectionShape.setCapability(Shape3D.ALLOW_GEOMETRY_READ);
BranchGroup bg = new BranchGroup();
bg.addChild(selectionShape);
addChild(bg);
} else selectionShape.setGeometry(qa);
}
public CheckerFloor()
// create tiles, add origin marker, then the axes labels
{
ArrayList blueCoords = new ArrayList();
ArrayList greenCoords = new ArrayList();
floorBG = new BranchGroup();
boolean isBlue;
for (int z = -FLOOR_LEN / 2; z <= (FLOOR_LEN / 2) - 1; z++) {
isBlue = (z % 2 == 0) ? true : false; // set colour for new row
for (int x = -FLOOR_LEN / 2; x <= (FLOOR_LEN / 2) - 1; x++) {
if (isBlue) createCoords(x, z, blueCoords);
else createCoords(x, z, greenCoords);
isBlue = !isBlue;
}
}
floorBG.addChild(new ColouredTiles(blueCoords, blue));
floorBG.addChild(new ColouredTiles(greenCoords, green));
addOriginMarker();
labelAxes();
} // end of CheckerFloor()
public BranchGroup addTriangle(Simplex simplex, Color3f color) {
int[] p = simplex.getPoints();
BranchGroup bgTriangle = new BranchGroup();
bgTriangle.setCapability(BranchGroup.ALLOW_DETACH);
javax.vecmath.Point3d[] coords = new javax.vecmath.Point3d[6];
TriangleArray ta = new TriangleArray(6, TriangleArray.COORDINATES | TriangleArray.COLOR_3);
Point3d p0 = (Point3d) complex.getPoints().get(simplex.getPoints()[0]);
Point3d p1 = (Point3d) complex.getPoints().get(simplex.getPoints()[1]);
Point3d p2 = (Point3d) complex.getPoints().get(simplex.getPoints()[2]);
coords[0] = new javax.vecmath.Point3d(p0.getX(), p0.getY(), p0.getZ());
coords[1] = new javax.vecmath.Point3d(p1.getX(), p1.getY(), p1.getZ());
coords[2] = new javax.vecmath.Point3d(p2.getX(), p2.getY(), p2.getZ());
coords[3] = new javax.vecmath.Point3d(p0.getX(), p0.getY(), p0.getZ());
coords[4] = new javax.vecmath.Point3d(p2.getX(), p2.getY(), p2.getZ());
coords[5] = new javax.vecmath.Point3d(p1.getX(), p1.getY(), p1.getZ());
ta.setCoordinates(0, coords);
Color3f[] colors = new Color3f[6];
for (int i = 0; i < 3; i++) colors[i] = Colors.black;
for (int i = 3; i < 6; i++) colors[i] = Colors.yellow;
ta.setColors(0, colors);
Appearance ap = new Appearance();
ap.setCapability(Appearance.ALLOW_LINE_ATTRIBUTES_READ);
ap.setCapability(Appearance.ALLOW_LINE_ATTRIBUTES_WRITE);
ap.setCapability(Appearance.ALLOW_COLORING_ATTRIBUTES_READ);
ap.setCapability(Appearance.ALLOW_COLORING_ATTRIBUTES_WRITE);
ap.setLineAttributes(new LineAttributes(2, LineAttributes.PATTERN_SOLID, false));
ap.setMaterial(new Material());
ap.setTransparencyAttributes(
new TransparencyAttributes(TransparencyAttributes.SCREEN_DOOR, 0.5f));
Shape3D shape = new Shape3D(ta, ap);
shape.setCapability(Shape3D.ALLOW_APPEARANCE_READ);
shape.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
simplex.setTriangle(shape);
// simplex.bgTriangle = bgTriangle;
TransformGroup tgTriangle = new TransformGroup();
tgTriangle.addChild(shape);
bgTriangle.addChild(tgTriangle);
spin.addChild(bgTriangle);
return bgTriangle;
}
// Directional light rotating around the scene and some ambient light.
public void addLight(SimpleUniverse su) {
BranchGroup bgLight = new BranchGroup();
BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), Double.MAX_VALUE);
// Directional light (to be rotated).
Color3f lightColour = new Color3f(1.0f, 1.0f, 1.0f);
Vector3f lightDir = new Vector3f(0.0f, 0.0f, -1.0f);
DirectionalLight light = new DirectionalLight(lightColour, lightDir);
light.setInfluencingBounds(bounds);
// The transformation group for the directional light and its rotation.
TransformGroup tfmLight = new TransformGroup();
tfmLight.addChild(light);
// The Alpha for the rotation.
Alpha alphaLight = new Alpha(-1, 4000);
// The rotation
RotationInterpolator rot =
new RotationInterpolator(
alphaLight, tfmLight, new Transform3D(), 0.0f, (float) Math.PI * 2);
rot.setSchedulingBounds(bounds);
tfmLight.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
tfmLight.addChild(rot);
bgLight.addChild(tfmLight);
// Ambient light.
Color3f ambientLightColour = new Color3f(0.5f, 0.5f, 0.5f);
AmbientLight ambLight = new AmbientLight(ambientLightColour);
ambLight.setInfluencingBounds(bounds);
bgLight.addChild(ambLight);
su.addBranchGraph(bgLight);
}