How to use

isLive

method

in

org.scijava.java3d.Shape3D

void setAppearanceOverrideEnable(boolean flag) {
if (((Shape3D)this.source).isLive()) {
  // Send a message
  J3dMessage createMessage = new J3dMessage();
  createMessage.threads = targetThreads;
  createMessage.type = J3dMessage.SHAPE3D_CHANGED;
  createMessage.universe = universe;
  createMessage.args[0] = this;
  createMessage.args[1]= new Integer(APPEARANCEOVERRIDE_CHANGED);
  Shape3DRetained[] s3dArr = new Shape3DRetained[mirrorShape3D.size()];
  mirrorShape3D.toArray(s3dArr);
  createMessage.args[2] = s3dArr;
  Object[] obj = new Object[2];
  if (flag) {
  obj[0] = Boolean.TRUE;
  }
  else {
  obj[0]  = Boolean.FALSE;
  }
  obj[1] = new Integer(changedFrequent);
  createMessage.args[3] = obj;
  createMessage.args[4] = getGeomAtomsArray(mirrorShape3D);
  VirtualUniverse.mc.processMessage(createMessage);
}
appearanceOverrideEnable = flag;
}

void removeAllGeometries() {
 int n = geometryList.size();
 int i;
 Shape3DRetained mShape;
 GeometryRetained oldGeom = null;
 if (((Shape3D)this.source).isLive()) {
for(int index = n-1; index >= 0; index--) {
 oldGeom = geometryList.get(index);
 if (oldGeom != null) {
  oldGeom.clearLive(refCount);
  oldGeom.decRefCnt();
  for (i=0; i<mirrorShape3D.size(); i++) {
   mShape = mirrorShape3D.get(i);
   oldGeom.removeUser(mShape);
  }
 }
 geometryList.remove(index);
}
sendDataChangedMessage(null);
 } else {
for(int index = n-1; index >= 0; index--) {
 oldGeom = geometryList.get(index);
 if (oldGeom != null) {
  oldGeom.decRefCnt();
 }
 geometryList.remove(index);
}
 }
 dirtyBoundsCache();
}

if(((Shape3D)this.source).isLive()) {
  if (geometry != null) {

GeometryRetained oldGeom = null;
if (((Shape3D)this.source).isLive()) {

boolean visibleIsDirty = false;
if (((Shape3D)this.source).isLive()) {
  if (appearance != null) {
    appearance.clearLive(refCount);

if (((Shape3D)this.source).isLive()) {

if (((Shape3D)this.source).isLive()) {

/**
 * Draw the specified Shape3D leaf node object.  This is
 * a convenience method that is identical to calling the
 * setAppearance(Appearance) and draw(Geometry) methods
 * passing the appearance and geometry component objects of
 * the specified shape node as arguments.
 *
 * @param shape the Shape3D node containing the Appearance component
 * object to set and Geometry component object to draw
 *
 * @exception IllegalSharingException if the Shape3D node
 * is part of or is subsequently made part of a live scene graph.
 *
 * @exception IllegalSharingException if the Shape3D node's Appearance
 * refers to an ImageComponent2D that is being used by a
 * Canvas3D as an off-screen buffer.
 */
public void draw(Shape3D shape) {
if (shape.isLive()) {
  throw new IllegalSharingException(J3dI18N.getString("GraphicsContext3D26"));
}
  ((Shape3DRetained)shape.retained).setInImmCtx(true);
setAppearance(shape.getAppearance());
draw(shape.getGeometry());
}