samer@0: /*
samer@0: */
samer@0: package samer.j3d;
samer@0: 
samer@0: import samer.core.*;
samer@0: import samer.core.types.*;
samer@0: import samer.maths.*;
samer@0: import samer.tools.*;
samer@0: import java.io.*;
samer@0: import java.awt.event.*;
samer@0: import javax.media.j3d.*;
samer@0: import javax.vecmath.*;
samer@0: 
samer@0: public class J3DViewerImmediate extends Util implements Task
samer@0: {
samer@0: 	Root			root=new Root();
samer@0: 	Background	bg;
samer@0: 	Geometry		geom;
samer@0: 	Appearance	app;
samer@0: 	Viewer		V;
samer@0: 
samer@0: 	TaskList		tasks;
samer@0: 	VDouble		speed, scale;
samer@0: 	GraphicsContext3D	gc;
samer@0: 	Transform3D		mt=new Transform3D();
samer@0: 	Canvas3D			canvas;
samer@0: 	float				angle=0;
samer@0: 				
samer@0: 	public J3DViewerImmediate(Matrix P, VVector A) throws Exception
samer@0: 	{		
samer@0: 		if (P==null) {
samer@0: 			Shell.print("creating PointsMatrix");
samer@0: 			P=new Matrix("PointsMatrix",A.size(),3);
samer@0: 			new MatrixAgent(P).execute("load",Shell.env());
samer@0: 		}
samer@0: 		// create scene
samer@0: 		bg=new Background(new Color3f(0.26f,0.23f,0.35f));
samer@0: 		// geom=new MatrixPointArrayAlpha(P,A);
samer@0: 		// app=transparent(0,points(new Appearance()));
samer@0: 		geom= // new MatrixPointArray(P,A);
samer@0: 				new MatrixPoints4D(P,A); 
samer@0: 		app=transparent(0,points());
samer@0: 		V=new Viewer("particles");
samer@0: 		// remember to stop canvas renderers
samer@0: 	
samer@0: 	
samer@0: 		root.addChild(V);
samer@0: 		root.compile();
samer@0: 		root.golive();
samer@0: 
samer@0: 		// Shell.registerAgent(this);
samer@0: 		// Shell.exposeCommands(this);
samer@0: 
samer@0: 
samer@0: 		Shell.push(V.node);
samer@0: 		speed=new VDouble("speed",0.1);
samer@0: 		scale=new VDouble("scale",1);
samer@0: 		Shell.pop();
samer@0: 
samer@0: 		canvas=V.V.canvas;
samer@0: 		canvas.stopRenderer();
samer@0: 
samer@0: 		tasks=(TaskList)Shell.get("taskList");
samer@0: 		tasks.addTask(this);
samer@0: 	}
samer@0: 
samer@0: 	public void stopping() { Shell.print("view stopping"); }
samer@0: 	public void starting() { 
samer@0: 		Shell.print("view starting"); 
samer@0: 		if (gc==null) gc = canvas.getGraphicsContext3D();
samer@0: 		gc.setAppearance(app);
samer@0: 		// gc.setBackground(bg);
samer@0: 	}
samer@0: 
samer@0: 	public void run() {
samer@0: 		mt.rotY(angle+=speed.value);
samer@0: 		mt.setScale(scale.value);
samer@0: 		gc.clear();
samer@0: 		gc.setModelTransform(mt);
samer@0: 		gc.draw(geom);
samer@0: 		canvas.swap();
samer@0: 	}
samer@0: 
samer@0: 	public void dispose()
samer@0: 	{
samer@0: 		// Shell.deregisterAgent(this);
samer@0: 		tasks.removeTask(this);
samer@0: 		V.dispose();
samer@0: 	}
samer@0: }