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);
}
/** Actually display the already created model */
public void showScene() {
scene.compile();
uni.addBranchGraph(scene);
// This will move the ViewPlatform back a bit so the
// objects in the scene can be viewed.
uni.getViewingPlatform().setNominalViewingTransform();
uni.getViewer().getView().setFieldOfView(FIELD_OF_VIEW_RADIANS);
uni.getViewer().getView().setFrontClipDistance(FRONT_CLIP_DISTANCE);
}
// 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 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);
}
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 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 activate() {
viewGroup.compile();
objGroup.compile();
locale.addBranchGraph(viewGroup);
locale.addBranchGraph(objGroup);
}
private void start() throws PluginException, IfcModelInterfaceException {
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
try {
setIconImage(ImageIO.read(getClass().getResource("haussmall.png")));
} catch (IOException e) {
LOGGER.error("", e);
}
setSize(800, 600);
getContentPane().setBackground(Color.BLACK);
setTitle("IFC Visualiser");
setVisible(true);
VirtualUniverse universe = new VirtualUniverse();
Locale locale = new Locale(universe);
canvas = new Canvas3D(SimpleUniverse.getPreferredConfiguration());
sceneBranchGroup = new BranchGroup();
sceneBranchGroup.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND);
sceneBranchGroup.setCapability(BranchGroup.ALLOW_CHILDREN_WRITE);
createLoaderSceneGraph();
locale.addBranchGraph(sceneBranchGroup);
showLoader = true;
new Thread() {
public void run() {
float x = 0;
float y = 0;
while (showLoader) {
Matrix3f matrixX = new Matrix3f();
matrixX.rotX(x);
Matrix3f matrixY = new Matrix3f();
matrixY.rotY(y);
Matrix3f rot = new Matrix3f();
rot.mul(matrixX, matrixY);
Transform3D transform3d = new Transform3D();
transform3d.setRotation(rot);
transform3d.setTranslation(new Vector3d(10, 0, 0));
loaderTransformGroup.setTransform(transform3d);
y -= 0.05;
x += 0.015;
try {
Thread.sleep(25);
} catch (InterruptedException e) {
LOGGER.error("", e);
}
}
};
}.start();
viewBranchGroup = new BranchGroup();
createViewBranch();
viewBranchGroup.compile();
locale.addBranchGraph(viewBranchGroup);
add(canvas, BorderLayout.CENTER);
canvas.setVisible(true);
validate();
sharedGroup = new SharedGroup();
try {
pluginManager = LocalDevPluginLoader.createPluginManager(new File("home"));
} catch (PluginException e) {
LOGGER.error("", e);
}
DeserializerPlugin deserializerPlugin = pluginManager.getFirstDeserializer("ifc", true);
Deserializer deserializer = deserializerPlugin.createDeserializer(new PluginConfiguration());
deserializer.init(pluginManager.requireSchemaDefinition());
File file = new File("../TestData/data/AC11-Institute-Var-2-IFC.ifc");
try {
model = deserializer.read(file);
} catch (DeserializationException e) {
LOGGER.error("", e);
} catch (Exception e) {
LOGGER.error("", e);
}
ifcEngine = pluginManager.requireRenderEngine().createRenderEngine(new PluginConfiguration());
ifcEngine.init();
try {
ifcEngineModel = ifcEngine.openModel(file);
try {
RenderEngineSurfaceProperties initializeModelling = ifcEngineModel.initializeModelling();
geometry = ifcEngineModel.finalizeModelling(initializeModelling);
createSceneGraph();
} finally {
ifcEngineModel.close();
}
} finally {
ifcEngine.close();
}
}
