Scene Graph Implementation for Web-Based 3D Experiment - Interactive Web-Based Virtual Reality with Java 3D - page 341

Connector2D cc_calconn1 = new Connector2D(0.0484f, 0.011f, Calconnector);
cc_calconn1.setPosition(cc_connposi[0]);
cc_calconn1.setRotationZ(cc_connangle[0]);
Connector2D cc_calconn2 = new Connector2D(0.0484f, 0.011f, Calconnector);
cc_calconn2.setPosition(cc_connposi[1]);
cc_calconn2.setRotationZ(cc_connangle[1]);
// Create a room with password permission ------------------------------------------------//
Windows3D frontleftwall = new Windows3D(0.16f, 15.0f, 3.5f, 0.5f, 1.0f, 3.0f, 1.5f, 2, brick);
frontleftwall.setPosition(frontleftwallposi);
objTrans.addChild(frontleftwall);
Glass3D window = new Glass3D(0.0f, 3.0f, 1.5f);
window.setPosition(new Point3f(-2.0f, 1.75f, 0.0f));
window.setTransP(0.5f);
frontleftwall.addChild(window);
Wall3D frontrightwall = new Wall3D(0.16f, 13.5f, 3.5f, 2, brick);
frontrightwall.setPosition(new Point3f(15.0f, 0.0f, 2.0f));
objTrans.addChild(frontrightwall);
Wall3D fronttopwall = new Wall3D(0.16f, 1.5f, 1.0f, 2, brick);
fronttopwall.setPosition(new Point3f(1.5f, 2.5f, 2.0f));
objTrans.addChild(fronttopwall);
Door3D door = new Door3D(0.04f, 1.5f, 2.5f, false, Door);
door.setRotation(0.0f*ANGLEPAI);
door.setPosition(doorposi);
objTrans.addChild(door);
TexturePlate vlabname = new TexturePlate(0.02f, 0.8f, 0.2f, Vlabname);
setPosition(vlabname, new Point3f(-0.75f, 1.75f, 0.03f));
vlabname.setPickable(false);
door.addChild(vlabname);
Wall3D rightwall = new Wall3D(0.0f, 8.0f, 3.5f, 1, brick);
rightwall.setPosition(new Point3f(4.0f, 0.0f, 2.0f));
rightwall.setRotation(-90.0f*ANGLEPAI);
objTrans.addChild(rightwall);
Wall3D leftwall = new Wall3D(0.0f, 8.0f, 3.5f, 1, brick);
leftwall.setPosition(new Point3f(-4.0f, 0.0f, -6.0f));
leftwall.setRotation(90.0f*ANGLEPAI);
objTrans.addChild(leftwall);
Windows3D rearwall = new Windows3D(0.16f, 10.0f, 3.5f, 3.0f, 1.0f, 4.0f, 1.5f, 1, brick);
rearwall.setPosition(new Point3f(5.0f, 0.0f, -6.0f));
objTrans.addChild(rearwall);
TexturePlate outside = new TexturePlate(0.0f, 10.0f, 2.0f, Outside01);
outside.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);