samer@1: /*
samer@1: 		hello9.java
samer@1: 
samer@1: 		Construct universe without using SimpleUniverse 
samer@1: 		utility class - this puts together the view
samer@1: 		group explicitly.
samer@1: 
samer@1: 		Shading
samer@1:  */
samer@1: 
samer@1: import samer.core.*;
samer@1: import java.awt.event.*;
samer@1: import java.awt.*;
samer@1: import javax.media.j3d.*;
samer@1: import javax.vecmath.*;
samer@1: import com.sun.j3d.utils.geometry.*;
samer@1: 
samer@1: public class hello9 extends util implements Agent
samer@1: {
samer@1: 	// create universe
samer@1: 	LocalUniverse	U=new LocalUniverse();
samer@1: 	BranchGroup		root=new BranchGroup();
samer@1: 	
samer@1: 	public static void main(String[] arse) { init(); new hello9(); }
samer@1: 
samer@1: 	public hello9()
samer@1: 	{		
samer@1: 		// create scene
samer@1: 		// root.addChild(pointLight(2,2,2,new Color3f(1f,1f,1f)));
samer@1: 		root.addChild(color(pointLight(0,1,0),new Color3f(.2f,.1f,0.1f)));
samer@1: 		root.addChild(directionalLight(6,-1,4));
samer@1: 		root.addChild(ambientLight());
samer@1: 
samer@1: 		root.addChild(createSceneGraph());
samer@1: 		root.addChild(new Viewer("view"));
samer@1: 		root.setCapability(Group.ALLOW_CHILDREN_EXTEND);
samer@1: 		root.setCapability(Group.ALLOW_CHILDREN_WRITE);
samer@1: 		root.compile();
samer@1: 		
samer@1: 		U.addGroup(root);
samer@1: 
samer@1: 		Shell.registerAgent(this);
samer@1: 		Shell.exposeCommands(this);
samer@1: 	}
samer@1: 
samer@1: 	private static Group createSceneGraph()
samer@1: 	{
samer@1: 		Transform3D		r=new Transform3D();
samer@1: 		r.rotX(1.1);
samer@1: 		r.setScale(0.5);
samer@1: 
samer@1: 		TransformGroup  t2=new TransformGroup(r);
samer@1: 		GeometryInfo gi=yoyoGeometryInfo(32);
samer@1: 		new NormalGenerator().generateNormals(gi);
samer@1: 
samer@1: 		Geometry g=gi.getGeometryArray();
samer@1: 		Shape3D faces=new Shape3D();
samer@1: 		Shape3D edges=new Shape3D();
samer@1: 		faces.setGeometry(g); faces.setAppearance(material1()); 
samer@1: 		edges.setGeometry(g); edges.setAppearance(shadedwireframe());
samer@1: 
samer@1: 		TransformGroup	tg = new TransformGroup();
samer@1: 		addRotator(tg);
samer@1: 		t2.addChild(faces);
samer@1: 		t2.addChild(edges);
samer@1: 		tg.addChild(t2);
samer@1: 
samer@1: 		return tg;
samer@1: 	}
samer@1: 
samer@1: 	public void getCommands(Agent.Registry r) { 
samer@1: 		r.add("view").add("axis");
samer@1: 		r.setTarget(null); 
samer@1: 		r.add("start").add("stop"); 
samer@1: 	}
samer@1: 
samer@1: 	public void execute(String cmd, Environment env) throws Exception
samer@1: 	{
samer@1: 		if (cmd.equals("view")) { 
samer@1: 			root.addChild(new Viewer(X.string(env.datum("name"),"view")));
samer@1: 		} else if (cmd.equals("axis")) {
samer@1: 			Transform3D t3d=new Transform3D();
samer@1: 			t3d.set(0.5);
samer@1: 
samer@1: 			TransformGroup tg=new TransformGroup(t3d);
samer@1: 			BranchGroup bg=new BranchGroup();
samer@1: 			Axis axis=new Axis();
samer@1: 
samer@1: 			axis.setAppearance(wireframe1());
samer@1: 			tg.addChild(axis);
samer@1: 			bg.addChild(tg);
samer@1: 			bg.compile();
samer@1: 			root.addChild(bg);
samer@1: 		}
samer@1: 
samer@1: 	}
samer@1: }