Scene Graph Implementation for Web-Based 3D Experiment - Interactive Web-Based Virtual Reality with Java 3D - page 336

{

case 0:

osci_track[0] = new Track3D(0.005f, 0.005f, TRACKWIDTH, track_look);

break;

case 1:

osci_track[1] = new Track3D(0.005f, 0.005f, TRACKWIDTH, track_look);

break;

case 2:

osci_track[2] = new Track3D(0.005f, 0.005f, TRACKWIDTH, track_look);

break;

case 3:

osci_track[3] = new Track3D(0.005f, TRACKWIDTH, 0.005f, track_look);

break;

case 4:

osci_track[4] = new Track3D(0.005f, TRACKWIDTH, 0.005f, track_look);

break;

default:

}

TransformGroup oscitrackTrans = new TransformGroup();

setPosition(oscitrackTrans, osci_trackposi[j]);

oscitrackTrans.addChild(osci_track[j]);

osciTrans.addChild(oscitrackTrans);

}

// Create the buttons.
osci_button[0] = new Button3D(0.01f*enlarge, 0.016f*enlarge, 0.008f*enlarge, Power);
PickTool.setCapabilities(osci_button[0], PickTool.INTERSECT_FULL);

TransformGroup oscibuttonTrans = new TransformGroup();
oscibuttonTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
oscibuttonTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
oscibuttonTrans.setCapability(TransformGroup.ALLOW_PICKABLE_READ);
oscibuttonTrans.setCapability(TransformGroup.ALLOW_PICKABLE_WRITE);
oscibuttonTrans.setCapability(TransformGroup.ENABLE_PICK_REPORTING);
setPosition(oscibuttonTrans, osci_buttonposi[0]);
oscibuttonTrans.addChild(osci_button[0]);
osciTrans.addChild(oscibuttonTrans);

// here add the real time video

Shape3D osci_screen = new Screen3D(0.01f, 0.125f*enlarge, 0.09f*enlarge, dis_look);

osci_screen.setCapability(Shape3D.ALLOW_APPEARANCE_READ);

osci_screen.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);

osci_screen.setCapability(Shape3D.ALLOW_APPEARANCE_OVERRIDE_READ);

osci_screen.setCapability(Shape3D.ALLOW_APPEARANCE_OVERRIDE_WRITE);

osci_screen.setPickable(false);

TransformGroup osciscreenTrans = new TransformGroup();

osciscreenTrans.setCapability(Group.ALLOW_CHILDREN_WRITE);

osciscreenTrans.setCapability(Group.ALLOW_CHILDREN_EXTEND);

setPosition(osciscreenTrans, new Point3f(-0.20f*osci_width, 0.14f*osci_height,

0.5f*osci_length+0.01f));

osciscreenTrans.addChild(osci_screen);