How to load few objects in one sence ?Please help.

Question

Is there any one know how to load few object into one sence ?
I have some code , It can load one object one the sence .Please any one know how to change it . Thanks so much .
-------------------------- model loading --------------
private void loadModel(String fn)
    /* Load the model from fn into the scene graph using a NCSA
       Portfolio loader. Rotate and scale it to make it easier to see.
       Store the loaded model's scene in the global loadedScene,
       and its branch group in loadedBG.
      FileWriter ofw = null;
      System.out.println( "Loading: " + fn );
      try {
        ModelLoader loader = new ModelLoader();    // the NCSA portfolio loader
        // System.out.println("Loader flags: " + loader.getFlags());
        loadedScene = loader.load(fn);             // the loaded scene
        // Rotate and scale the model
        if(loadedScene != null ) {
          loadedBG = loadedScene.getSceneGroup();    // the model's BG
          Transform3D t3d = new Transform3D();
          t3d.rotX( -Math.PI/2.0 );    // models are often on their face; fix that
          Vector3d scaleVec = calcScaleFactor(loadedBG, fn);   // scale the model
          t3d.setScale( scaleVec );
          TransformGroup tg = new TransformGroup(t3d);
          tg.addChild(loadedBG);
          sceneBG.addChild(tg);   // add (tg->loadedBG) to scene
        else
          System.out.println("Load error with: " + fn);
      catch( IOException ioe )
      { System.err.println("Could not find object file: " + fn); }
    } // end of loadModel()
  private Vector3d calcScaleFactor(BranchGroup loadedBG, String fn)
  // Scale the model based on its original bounding box size
     BoundingBox boundbox = new BoundingBox( loadedBG.getBounds() );
     // System.out.println(boundbox);
     // obtain the upper and lower coordinates of the box
     Point3d lower = new Point3d();
     boundbox.getLower( lower );
     Point3d upper = new Point3d();
     boundbox.getUpper( upper );
     // store the largest X, Y, or Z dimension and calculate a scale factor
     double max = 0.0;
     if( (upper.x - lower.x ) > max )
       max = (upper.x - lower.x );
     if( (upper.y - lower.y ) > max )
       max = (upper.y - lower.y );
     if( (upper.z - lower.z ) > max )
       max = (upper.z - lower.z );
     double scaleFactor = 10.0/max;    // 10 is half the width of the floor
     System.out.println("max dimension: " + df.format(max) +
                        "; scaleFactor: " + df.format(scaleFactor) );
     // limit the scaling so that a big model isn't scaled too much
     if( scaleFactor < 0.0005 )
         scaleFactor = 0.0005;
     return new Vector3d(scaleFactor, scaleFactor, scaleFactor);
  }  // end of calcScaleFactor()

Answer 1

i mean , how to load few objects in one scene. not sence ..sorry .
if u knwo how to load few objects in . please please give me some help .......Thanks so much