vrml_loader.java

一个java3D的动画程序

/*
 * Created on 2005-7-17
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package Loader;

/**
 * @author carso
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
import javax.media.j3d.*; 
import javax.vecmath.*; 

import org.jdesktop.j3d.loaders.vrml97.VrmlLoader; 
import org.jdesktop.j3d.loaders.vrml97.VrmlScene; 
import com.sun.j3d.loaders.Scene;

public class Vrml_loader {
			

			public TransformGroup LoadFile_graph(String filename)  { 
	 
	        TransformGroup Vrml_lorder_objScale = new TransformGroup(); 
	        Transform3D Vrml_lorder_t3d = new Transform3D(); 
	        Vrml_lorder_t3d.setTranslation(new Vector3d(0,-1,0));
	        Vrml_lorder_t3d.setScale(0.001); 
	        Vrml_lorder_objScale.setTransform(Vrml_lorder_t3d); 
	 
	         Color3f Vrml_lorder_light1Color = new Color3f(1.0f, 1.0f, 0.9f); 
	        Vector3f Vrml_lorder_light1Direction  = new Vector3f(0.0f, -80.0f, 0.0f); 
	 
	        BoundingSphere Vrml_lorder_bounds = 
	          new BoundingSphere(new Point3d(0.0,0.0,0.0),400.0); 
	 
	        DirectionalLight Vrml_lorder_light1 
	            = new DirectionalLight(Vrml_lorder_light1Color, Vrml_lorder_light1Direction); 
	        Vrml_lorder_light1.setInfluencingBounds(Vrml_lorder_bounds); 
	        Vrml_lorder_objScale.addChild(Vrml_lorder_light1); 
	 
	        TransformGroup Vrml_lorder_TransG = new TransformGroup(); 
	        Vrml_lorder_TransG.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); 
	        Vrml_lorder_objScale.addChild(Vrml_lorder_TransG); 
	 
	        VrmlLoader Vrml_lorder_loader = new VrmlLoader(); 
	        Scene s = null; 
	        try { 
	              s = Vrml_lorder_loader.load(filename); 
	            } catch (Exception e) { 
	              System.err.println(e); 
	              System.exit(1); 
	            } 
	               
	            
	        Vrml_lorder_TransG.addChild(s.getSceneGroup()); 
	        return Vrml_lorder_objScale; 
	    }  
        public Vrml_loader(){
        	System.out.println("This Class Loader.Vrml_loader load a file from a vrml97 filee");
        }
}