annotate examples/java3d/hello10.java @ 8:5e3cbbf173aa tip

Reorganise some more

/*
		hello10.java

		Construct universe without using SimpleUniverse 
		utility class - this puts together the view
		group explicitly.

		Now has dynamically creatable views.
		Have to construct views on BranchGroups so they
		can be added while universe is live?	

		picking
 */

import samer.core.*;
import java.awt.event.*;
import javax.media.j3d.*;
import javax.vecmath.*;

public class hello10 extends util implements Agent
{
	// create universe
	LocalUniverse	U=new LocalUniverse();
	BranchGroup		root=new BranchGroup();
	
	public static void main(String[] arse) { init(); new hello10(); }

	public hello10()
	{		
		Viewer v=new Viewer("view");

		// v.lookFrom(new Point3d(0,0,8),new Vector3d(0,1,0));

		// create scene
		root.addChild(createSceneGraph());
		root.addChild(v);
		root.setCapability(Group.ALLOW_CHILDREN_EXTEND);
		root.setCapability(Group.ALLOW_CHILDREN_WRITE);

/*
        tg.setCapability(TransformGroup.ENABLE_PICK_REPORTING);
        PickRotateBehavior pr=new PickRotateBehavior(objroot, canvas, bounds);
        objroot.addChild(pickRotate);
 */

		root.compile();
		
		U.addGroup(root);

		Shell.registerAgent(this);
		Shell.exposeCommands(this);
	}

	public void getCommands(Agent.Registry r) { 
		r.add("view");
		r.setTarget(null); r.add("start").add("stop"); 
	}

	public void execute(String cmd, Environment env) throws Exception
	{
		if (cmd.equals("view")) { 
			root.addChild(new Viewer(X.string(env.datum("name"),"view")));
		}
	}

	private static TransformGroup createSceneGraph()
	{
		Transform3D		r=new Transform3D();
		//r.rotX(Math.PI/2);
		r.setScale(0.5);
		TransformGroup  t2=new TransformGroup(r);
		t2.addChild( yoyoGroup(
			yoyoGeometryInfo(12).getGeometryArray(),
			wireframe2(),
			pointy()));

		TransformGroup	tg = new TransformGroup();
		// addRotator(tg);
		mouseRotate(tg);
		mouseTranslate(tg);
		mouseZoom(tg);
		tg.addChild(t2);
		return tg;
	}
}