# HG changeset patch
# User axmo
# Date 1218460803 -32400
# Node ID 0652ac3c8b5f63aaa32ee9db5261032e2c5dda81
# Parent  34821c03b2064918ebf78e14d1ce6db8a339b602
add two_obj

diff -r 34821c03b206 -r 0652ac3c8b5f tools/java3d-test/src/HelloUniverse.java
--- a/tools/java3d-test/src/HelloUniverse.java	Mon Aug 11 01:53:54 2008 +0900
+++ b/tools/java3d-test/src/HelloUniverse.java	Mon Aug 11 22:20:03 2008 +0900
@@ -82,8 +82,13 @@
 		// desired operation on the specified transform and add
 		// it into the scene graph.
 		Transform3D yAxis = new Transform3D();
+		TransformGroup transRoot = new TransformGroup();
+		Transform3D transform = new Transform3D();
 		Alpha rotationAlpha = alpha;
 
+		transform.set(new Vector3d(1.0, 1.0, 1.0));
+        transRoot.setTransform(transform);
+		
 		RotationInterpolator rotator =
 			new RotationInterpolator(rotationAlpha, objTrans, yAxis,
 					0.0f, (float) Math.PI*2.0f);
diff -r 34821c03b206 -r 0652ac3c8b5f tools/java3d-test/src/Java3DProgram.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/java3d-test/src/Java3DProgram.java	Mon Aug 11 22:20:03 2008 +0900
@@ -0,0 +1,77 @@
+// Java3DProgram.java
+
+import java.applet.Applet;
+import com.sun.j3d.utils.applet.MainFrame;
+import javax.media.j3d.*;
+import javax.vecmath.*;
+import java.awt.*;
+
+import com.sun.j3d.utils.universe.*;
+import com.sun.j3d.utils.geometry.ColorCube;
+import com.sun.j3d.utils.behaviors.vp.OrbitBehavior;
+
+/*
+    <applet code=Java3DProgram width=200 height=200>
+    </applet>
+*/
+
+public class Java3DProgram extends Applet {
+
+    public SimpleUniverse universe = null;
+    public Canvas3D canvas = null;
+
+    public BranchGroup createObjects() {
+
+        BranchGroup root = new BranchGroup();
+
+        // 平行移動を定義
+        TransformGroup transRoot = new TransformGroup();
+        Transform3D transform = new Transform3D();
+
+        // x方向に1.0m移動
+        transform.set(new Vector3d(1.0, 0, 0));
+        transRoot.setTransform(transform);
+
+        // 色つき立方体の作成
+        transRoot.addChild(new ColorCube(0.4));
+        root.addChild(transRoot);
+        root.compile();
+
+        return root;
+    }
+
+    public void setOrbitBehavior() {
+
+        // マウスでぐりぐりするための処理
+        OrbitBehavior orbit = new OrbitBehavior(canvas, OrbitBehavior.REVERSE_ALL);
+        orbit.setSchedulingBounds(
+            new BoundingSphere(new Point3d(0, 0, 0), 100.0));
+        universe.getViewingPlatform().setViewPlatformBehavior(orbit);
+    }
+
+    public void init() {
+
+        setLayout(new BorderLayout());
+
+        // キャンバスの作成
+        GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();
+        Canvas3D canvas = new Canvas3D(config);
+        add("Center", canvas);
+
+        // SimpleUniverse の作成
+        universe = new SimpleUniverse(canvas);
+
+        // カメラの移動(原点から少しだけ後ろにずれる)
+        universe.getViewingPlatform().setNominalViewingTransform();
+
+        // マウスでぐりぐり動かすための処理
+        setOrbitBehavior();
+
+        // オブジェクトの追加
+        universe.addBranchGraph(createObjects());
+    }
+
+    public static void main(String[] args) {
+        new MainFrame(new Java3DProgram(), 200, 200);
+    }
+}
\ No newline at end of file
diff -r 34821c03b206 -r 0652ac3c8b5f tools/java3d-test/src/graff3d.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/java3d-test/src/graff3d.java	Mon Aug 11 22:20:03 2008 +0900
@@ -0,0 +1,529 @@
+// Draw the graph of a function
+//		version 1.0  (c) K.Sasano
+
+import java.applet.Applet;
+import java.awt.*;
+import java.awt.event.*;
+import java.awt.BorderLayout;
+import java.awt.Frame;
+import java.awt.Font;
+import java.awt.GraphicsConfiguration;
+import java.util.Enumeration;
+import javax.media.j3d.*;
+import javax.vecmath.*;
+import com.sun.j3d.utils.universe.*;
+import com.sun.j3d.utils.applet.MainFrame; 
+import com.sun.j3d.utils.behaviors.mouse.MouseRotate;
+import com.sun.j3d.utils.behaviors.mouse.MouseTranslate;
+import com.sun.j3d.utils.behaviors.mouse.MouseZoom;
+import com.sun.j3d.utils.geometry.Text2D;
+
+public class graff3d extends Applet {
+
+	// global variables
+	float xwidth;
+	float x0;
+	float ywidth;
+	float y0;
+	float xdelta;
+	float ydelta;
+	float z0;
+	float zwidth;
+	float zvalue[][];
+	float zcenter[][];
+	Shape3D surfaceGraph;
+	Shape3D meshGraph;
+	Shape3D xyPlane;
+	Shape3D xyzAxes;
+	Shape3D xyzArrowHead;
+	TransformGroup xyzAxesLabels;
+	
+	//key behavior
+	public class KeyBehavior extends Behavior{
+		
+		private BranchGroup bg;
+		private WakeupOnAWTEvent wue;
+
+		KeyBehavior(BranchGroup bg){
+			this.bg=bg;
+		}
+		
+		public void initialize(){
+			this.wakeupOn(wue = new WakeupOnAWTEvent(KeyEvent.KEY_PRESSED));
+		}
+		
+		public void processStimulus(Enumeration criteria){
+			AWTEvent ae = (wue.getAWTEvent())[0];
+			char c=((KeyEvent)ae).getKeyChar();
+			TransparencyAttributes 
+				surftr = (surfaceGraph.getAppearance()).getTransparencyAttributes();
+			TransparencyAttributes	
+				meshtr = (meshGraph.getAppearance()).getTransparencyAttributes();
+			TransparencyAttributes
+				xytr = (xyPlane.getAppearance()).getTransparencyAttributes();
+			
+			if(c=='s'){ //Show/Erase surfacegraph
+				addSurface=!addSurface;
+				if(addSurface){
+					surftr = new TransparencyAttributes(TransparencyAttributes.NONE,0.0f);
+				}else{
+					surftr = new TransparencyAttributes(TransparencyAttributes.NICEST,1.0f);
+				}
+			}
+			if(c=='m'){ //Show/Erase meshgraph
+				float tr;
+				addMesh=!addMesh;
+				if(addMesh){ tr= 0.0f; } else { tr=1.0f; }
+				meshtr = new TransparencyAttributes(TransparencyAttributes.NICEST,tr);
+			}
+			if(c=='z'){ //Show/Erase xyplane
+				float tr;
+				addXYPlane=!addXYPlane;
+				if(addXYPlane){ tr= 0.6f; } else { tr=1.0f; }
+				xytr = new TransparencyAttributes(TransparencyAttributes.NICEST,tr);
+			}
+			(xyPlane.getAppearance()).setTransparencyAttributes(xytr);
+			(meshGraph.getAppearance()).setTransparencyAttributes(meshtr);
+			(surfaceGraph.getAppearance()).setTransparencyAttributes(surftr);
+
+			this.wakeupOn(wue = new WakeupOnAWTEvent(KeyEvent.KEY_PRESSED));
+		}
+	}
+	
+	//create scene
+	public BranchGroup createSceneGraph() {
+		BranchGroup objRoot = new BranchGroup();
+		BoundingSphere bounds = new BoundingSphere();
+		bounds.setRadius( 1000.0 );
+
+		//prepare for movement
+		TransformGroup objTrans = new TransformGroup();
+		objRoot.addChild(objTrans);
+
+		objTrans.setCapability( TransformGroup.ALLOW_TRANSFORM_READ );
+		objTrans.setCapability( TransformGroup.ALLOW_TRANSFORM_WRITE );
+
+		MouseRotate rotat = new MouseRotate( objTrans );
+		MouseTranslate trans = new MouseTranslate( objTrans );
+		MouseZoom zoom = new MouseZoom( objTrans );
+
+		rotat.setSchedulingBounds( bounds );
+		trans.setSchedulingBounds( bounds );
+		zoom.setSchedulingBounds( bounds );
+
+		objTrans.addChild(rotat);
+		objTrans.addChild(trans);
+		objTrans.addChild(zoom);
+
+		//add xy-plane
+		objTrans.addChild(xyPlane);
+		
+		//add graphs
+		objTrans.addChild(surfaceGraph);
+		objTrans.addChild(meshGraph);
+		
+		//add axes
+		objTrans.addChild(xyzAxes);  //axis
+		objTrans.addChild(xyzArrowHead);  //arrowhead
+		objTrans.addChild(xyzAxesLabels);  //label
+		
+		//add key behavior
+		KeyBehavior myKeyBehav=new KeyBehavior(objRoot);
+		myKeyBehav.setSchedulingBounds( bounds );
+		objRoot.addChild(myKeyBehav);
+
+		//compile the object
+		objRoot.compile();
+		
+		return objRoot;
+	}
+
+	//surface graph
+	private Shape3D graph(){
+		int totalN=6*n*n;
+		
+		Point3f coord[] = new Point3f[totalN];
+		Color3f color[] = new Color3f[totalN];
+		
+		for(int i=0; i<n; i++){
+			float xi=xmin+i*xdelta;
+			float xii=xi+xdelta;
+			float xcenter=xi+0.5f*xdelta;
+			for(int j=0; j<n; j++){
+				int tmp=6*(i*n+j);
+				float yj=ymin+j*ydelta;
+				float yjj=yj+ydelta;
+				float ycenter=yj+0.5f*ydelta;
+
+				coord[tmp]=new Point3f(xn(xcenter),yn(ycenter),zn(zcenter[i][j]));
+				coord[tmp+1]=new Point3f(xn(xi),yn(yj),zn(zvalue[i][j]));
+				coord[tmp+2]=new Point3f(xn(xii),yn(yj),zn(zvalue[i+1][j]));
+				coord[tmp+3]=new Point3f(xn(xii),yn(yjj),zn(zvalue[i+1][j+1]));
+				coord[tmp+4]=new Point3f(xn(xi),yn(yjj),zn(zvalue[i][j+1]));
+				coord[tmp+5]=coord[tmp+1];
+				
+				color[tmp]=hcolor(zn(zcenter[i][j]));
+				color[tmp+1]=hcolor(zn(zvalue[i][j]));
+				color[tmp+2]=hcolor(zn(zvalue[i+1][j]));
+				color[tmp+3]=hcolor(zn(zvalue[i+1][j+1]));
+				color[tmp+4]=hcolor(zn(zvalue[i][j+1]));
+				color[tmp+5]=color[tmp+1];
+			}
+		}
+		
+		int stripCounts[] = new int[n*n];
+		for(int i=0; i<n*n; i++){stripCounts[i]=6;}
+		
+		TriangleFanArray tfa =
+			new TriangleFanArray(
+				totalN,
+				TriangleFanArray.COORDINATES|TriangleFanArray.COLOR_3,
+				stripCounts
+			);
+		tfa.setCoordinates(0,coord);
+		tfa.setColors(0,color);
+		
+		//construct appearence
+		TransparencyAttributes surftr;
+		if(addSurface){
+			surftr = new TransparencyAttributes(TransparencyAttributes.NONE,0.0f);
+		}else{
+			surftr = new TransparencyAttributes(TransparencyAttributes.NICEST,1.0f);
+		}
+		PolygonAttributes attr = new PolygonAttributes();
+		attr.setCullFace(PolygonAttributes.CULL_NONE);
+		attr.setPolygonMode(PolygonAttributes.POLYGON_FILL);
+
+		Appearance appear = new Appearance();
+		appear.setPolygonAttributes(attr);
+		appear.setCapability(Appearance.ALLOW_TRANSPARENCY_ATTRIBUTES_READ);
+		appear.setCapability(Appearance.ALLOW_TRANSPARENCY_ATTRIBUTES_WRITE);
+		appear.setTransparencyAttributes(surftr);
+
+		//construct Shape3D for surface graph
+		Shape3D graphshape=new Shape3D();
+		graphshape.removeGeometry(0);
+		graphshape.addGeometry(tfa);
+		graphshape.setAppearance(appear);
+		graphshape.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
+		graphshape.setCapability(Shape3D.ALLOW_APPEARANCE_READ);
+
+		return graphshape;
+	}
+	
+	//color data corresponding to the height
+	private Color3f hcolor(float h){
+		float r,g,b;
+		h=h*2;
+		if(h>1){ r=1.0f; g=0.5f; b=0.0f; }
+		else if(h>0){ r=h*1.0f; g=0.75f-h*0.25f; b=0.0f; }
+		else if(h>-1){ r=0.0f; g=(1+h)*0.75f; b= -h*0.75f; }
+		else{ r=0.0f; g=0.0f; b=0.75f;}
+		return new Color3f(r,g,b);
+	}
+	
+	//mesh graph
+	private Shape3D meshgraph(){
+		//construct coordinat data
+		int totalN=2*(nmesh+1)*(nmesh+1);
+		
+		Point3f coord[] = new Point3f[totalN];
+		Color3f color[] = new Color3f[totalN];
+		Color3f lcolor = new Color3f(1.0f, 1.0f, 1.0f);
+		
+		for(int i=0; i<=nmesh; i++){
+			float xi=xmin+i*(xmax-xmin)/nmesh;
+
+			for(int j=0; j<=nmesh; j++){
+				int tmp=i*(nmesh+1)+j;
+				int tmp1=j*(nmesh+1)+i+(nmesh+1)*(nmesh+1);
+				float yj=ymin+j*(ymax-ymin)/nmesh;
+				
+				coord[tmp]=new Point3f(xn(xi),yn(yj),zn(f(xi,yj)));
+				color[tmp]=lcolor;
+				
+				coord[tmp1]=coord[tmp];
+				color[tmp1]=color[tmp];
+				}
+		}
+		
+		int stripCounts[];
+		stripCounts= new int[2*(nmesh+1)];
+		for(int i=0; i<=2*nmesh+1; i++){stripCounts[i]=nmesh+1;}
+		
+		LineStripArray lsa =
+			new LineStripArray(
+				totalN,
+				LineStripArray.COORDINATES|LineStripArray.COLOR_3,
+				stripCounts
+			);
+		lsa.setCoordinates(0,coord);
+		lsa.setColors(0,color);
+		
+		//construct appearence
+		LineAttributes attr = new LineAttributes();
+		attr.setLineWidth(meshLineWidth);
+
+		float tr;
+		if(addMesh){ tr= 0.0f; } else { tr=1.0f; }
+		TransparencyAttributes transAttrib;
+		transAttrib = new TransparencyAttributes(TransparencyAttributes.NICEST,tr);
+
+		Appearance appear = new Appearance();
+		appear.setLineAttributes(attr);
+		appear.setTransparencyAttributes(transAttrib);
+		appear.setCapability(Appearance.ALLOW_TRANSPARENCY_ATTRIBUTES_READ);
+		appear.setCapability(Appearance.ALLOW_TRANSPARENCY_ATTRIBUTES_WRITE);
+		
+		//construct Shape3D for meshgraph
+		Shape3D graphshape=new Shape3D();
+		graphshape.removeGeometry(0);
+		graphshape.addGeometry(lsa);
+		graphshape.setAppearance(appear);
+		graphshape.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
+		graphshape.setCapability(Shape3D.ALLOW_APPEARANCE_READ);
+
+		return graphshape;
+	}
+
+	//xy-plane
+	private Shape3D xyplane(){
+		QuadArray xyp= new QuadArray(4,QuadArray.COORDINATES|QuadArray.COLOR_3);
+		xyp.setCoordinate(0,new Point3f(0.5f,0.5f,zn(0.0f)));
+		xyp.setCoordinate(1,new Point3f(-0.5f,0.5f,zn(0.0f)));
+		xyp.setCoordinate(2,new Point3f(-0.5f,-0.5f,zn(0.0f)));
+		xyp.setCoordinate(3,new Point3f(0.5f,-0.5f,zn(0.0f)));
+		for(int i=0; i<4; i++){xyp.setColor(i, new Color3f(1.0f,1.0f,1.0f));}
+
+		PolygonAttributes attrib = new PolygonAttributes();
+		attrib.setCullFace(PolygonAttributes.CULL_NONE);
+		attrib.setPolygonMode(PolygonAttributes.POLYGON_FILL);
+		
+		TransparencyAttributes transAttrib;
+		float tr;
+		if(addXYPlane){ tr= 0.6f; } else { tr=1.0f; }
+		transAttrib = new TransparencyAttributes(TransparencyAttributes.NICEST,tr);
+
+		Appearance appear = new Appearance();
+		appear.setPolygonAttributes(attrib);
+		appear.setTransparencyAttributes(transAttrib);
+		appear.setCapability(Appearance.ALLOW_TRANSPARENCY_ATTRIBUTES_READ);
+		appear.setCapability(Appearance.ALLOW_TRANSPARENCY_ATTRIBUTES_WRITE);
+
+		Shape3D xyplaneshape=new Shape3D();
+		xyplaneshape.removeGeometry(0);
+		xyplaneshape.addGeometry(xyp);
+		xyplaneshape.setAppearance(appear);
+		xyplaneshape.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
+		xyplaneshape.setCapability(Shape3D.ALLOW_APPEARANCE_READ);
+
+		return xyplaneshape;
+	}
+	
+	//axes
+	private Shape3D axes(){
+		LineArray a=new LineArray(6,LineArray.COORDINATES|LineArray.COLOR_3);
+		a.setCoordinate(0,new Point3f(0.6f,yn(0.0f),zn(0.0f)));
+		a.setCoordinate(1,new Point3f(-0.6f,yn(0.0f),zn(0.0f)));
+		a.setCoordinate(2,new Point3f(xn(0.0f),0.6f,zn(0.0f)));
+		a.setCoordinate(3,new Point3f(xn(0.0f),-0.6f,zn(0.0f)));
+		a.setCoordinate(4,new Point3f(xn(0.0f),yn(0.0f),0.6f));
+		a.setCoordinate(5,new Point3f(xn(0.0f),yn(0.0f),-0.6f));
+		for(int i=0; i<6; i++){ a.setColor(i,new Color3f(1.0f,1.0f,0.0f));}
+		
+		LineAttributes att=new LineAttributes();
+		att.setLineWidth(2.0f);
+		Appearance appear = new Appearance();
+		appear.setLineAttributes(att);
+
+		Shape3D ax=new Shape3D();
+		ax.removeGeometry(0);
+		ax.addGeometry(a);
+		ax.setAppearance(appear);
+		
+		return ax;
+	}
+	
+	//arrowhead
+	private Shape3D arrowhead(){
+		int scounts[]= new int[3];
+		for(int i=0; i<3; i++){scounts[i]=10;}
+		
+		TriangleFanArray ah=new TriangleFanArray(30,
+			TriangleFanArray.COORDINATES|TriangleFanArray.COLOR_3,
+			scounts);
+		ah.setCoordinate(0,new Point3f(0.6f, yn(0.0f), zn(0.0f)));
+		ah.setCoordinate(10,new Point3f(xn(0.0f),0.6f, zn(0.0f)));
+		ah.setCoordinate(20,new Point3f(xn(0.0f), yn(0.0f), 0.6f));
+		float d=(float)Math.PI/4;
+		for(int i=0 ; i<=8; i++){
+			ah.setCoordinate(i+1, 
+				new Point3f(0.55f, yn(0.0f)+0.02f * (float)Math.cos(d*i), zn(0.0f)+0.02f *(float)Math.sin(d*i)));
+			ah.setCoordinate(i+11, 
+				new Point3f(xn(0.0f)+0.02f * (float)Math.cos(d*i), 0.55f, zn(0.0f)+0.02f *(float)Math.sin(d*i)));
+			ah.setCoordinate(i+21, 
+				new Point3f(xn(0.0f)+0.02f * (float)Math.cos(d*i), yn(0.0f)+0.02f *(float)Math.sin(d*i), 0.55f));
+			}
+		Color3f color[]=new Color3f[30];
+		for(int i=0; i<30; i++){ color[i]=new Color3f(1.0f, 1.0f, 0.0f);}
+		ah.setColors(0,color);
+		
+		return new Shape3D(ah);
+	}
+	
+	//axes labels
+	TransformGroup axeslabels(){
+		TransformGroup tmp = new TransformGroup();
+		
+		PolygonAttributes polyAttrib = new PolygonAttributes();
+		polyAttrib.setCullFace(PolygonAttributes.CULL_NONE);
+		polyAttrib.setBackFaceNormalFlip(true);
+
+		Transform3D xmov= (new Transform3D());
+		xmov.set(new Vector3f(0.63f,yn(0.0f)-0.05f,zn(0.0f)));
+		Text2D xlbl=new Text2D("x",new Color3f(1.0f,1.0f,0.0f),"Helvetica",24,Font.BOLD);
+		(xlbl.getAppearance()).setPolygonAttributes(polyAttrib);
+		TransformGroup xmovg=new TransformGroup(xmov);
+		xmovg.addChild(xlbl);
+		
+		Transform3D ymov= new Transform3D();
+		Transform3D tmpymov=new Transform3D();
+		tmpymov.rotZ(Math.PI/2.0d);
+		ymov.set(new Vector3f(xn(0.0f)+0.05f,0.63f,zn(0.0f)));
+		ymov.mul(tmpymov);
+		Text2D ylbl=new Text2D("y",new Color3f(1.0f,1.0f,0.0f),"Helvetica",24,Font.BOLD);
+		(ylbl.getAppearance()).setPolygonAttributes(polyAttrib);
+		TransformGroup ymovg=new TransformGroup(ymov);
+		ymovg.addChild(ylbl);
+
+		Transform3D zmov= new Transform3D();
+		Transform3D tmpzmov=new Transform3D();
+		tmpzmov.rotX(Math.PI/2.0d);
+		zmov.set(new Vector3f(xn(0.0f)-0.02f,yn(0.0f),0.63f));
+		zmov.mul(tmpzmov);
+		Text2D zlbl=new Text2D("z",new Color3f(1.0f,1.0f,0.0f),"Helvetica",24,Font.BOLD);
+		(zlbl.getAppearance()).setPolygonAttributes(polyAttrib);
+		TransformGroup zmovg=new TransformGroup(zmov);
+		zmovg.addChild(zlbl);
+
+		tmp.addChild(xmovg);
+		tmp.addChild(ymovg);
+		tmp.addChild(zmovg);
+		
+		return tmp;
+	}
+
+	//get normalized coordinate
+	float xn(float x){ return (x-x0)/xwidth;}
+	float yn(float y){ return (y-y0)/ywidth;}
+	float zn(float z){ return (z-z0)/zwidth;}
+	
+	//////////// main class ///////////////
+	public graph3d() {	
+		// preparation for numeric data
+		xwidth=xmax-xmin;
+		x0=(xmax+xmin)/2;
+		ywidth=ymax-ymin;
+		y0=(ymax+ymin)/2;
+		xdelta=xwidth/n;
+		ydelta=ywidth/n;
+		
+		zvalue = new float[n+1][n+1];
+		zcenter = new float[n][n];
+	
+		int i; int j;
+				
+		for(i=0; i<=n; i++){
+			for(j=0; j<=n; j++){
+				zvalue[i][j]=f(xmin+i*xdelta, ymin+j*ydelta);
+			}
+		}
+		for(i=0; i<n; i++){
+			for(j=0; j<n; j++){
+				zcenter[i][j]=f(xmin+(i+0.5f)*xdelta, ymin+(j+0.5f)*ydelta);
+			}
+		}
+		
+		// if necessary, determine zmin and zmax automatically
+		if(zmin==0.0f && zmax==0.0f){
+			zmin=Float.POSITIVE_INFINITY; zmax=Float.NEGATIVE_INFINITY;
+			for(i=0; i<=n; i++){
+				for(j=0; j<=n; j++){
+					zmin=Math.min(zmin,zvalue[i][j]);
+					zmax=Math.max(zmax,zvalue[i][j]);
+				}
+			}
+			for(i=0; i<n; i++){
+				for(j=0; j<n; j++){
+					zmin=Math.min(zmin,zcenter[i][j]);
+					zmax=Math.max(zmax,zcenter[i][j]);
+				}
+			}
+		}
+		
+		zwidth=zmax-zmin;
+		z0=(zmax+zmin)/2;
+
+		/////////// main part ///////////
+		setLayout(new BorderLayout());
+	
+		GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();
+
+		Canvas3D canvas = new Canvas3D(config);
+		add("Center", canvas);
+
+		SimpleUniverse universe = new SimpleUniverse(canvas);
+		universe.getViewingPlatform().setNominalViewingTransform();
+		
+		//construct graphic objects
+		surfaceGraph = graph();
+		meshGraph = meshgraph();
+		xyPlane = xyplane();
+		xyzAxes = axes();
+		xyzArrowHead = arrowhead();
+		xyzAxesLabels = axeslabels();
+
+		BranchGroup scene = createSceneGraph();
+		universe.addBranchGraph(scene);
+	}
+	
+	//main method to make both of Application and Applet	
+	public static void main(String[] args) {
+		Frame frame = new MainFrame(new graff3d(), 480, 480);
+    }
+
+/////////////////////////////////////////////////
+// define our function and give necessary data //
+/////////////////////////////////////////////////
+	
+	// our function
+	float f(float x, float y){
+		return x*x-y*y;
+		//return x*x*x + y*y*y - 3*x*y;
+		//return (y-x*x)*(y-2*x*x);
+		//return (float)Math.sin(x*x+y*y);
+		//if(x==0.0f){ return 0.0f; } else { return y*y/x; }
+		//if((x==0.0f) && (y==0.0f)){ return 0.5f; } else {return x*y/(x*x+y*y);}
+	}
+	
+	// domain of definition
+	float xmin=-1.0f;	// min of x
+	float xmax=1.0f;	// max of x
+	float ymin=-1.0f;	// min of y
+	float ymax=1.0f;	// max of y
+	
+	// range of the value
+	//     If both of zmin and zmax are set to 0.0f, then zmin and zmax
+	//     are calculated automatically.
+	float zmin=0.0f;	// min of z
+	float zmax=0.0f;	// max of z
+	
+	int n=20;		// number of divisions for surface graph
+	int nmesh=20;	// number of divisions for mesh graph
+	
+	float meshLineWidth=2.0f;	// width of lines in mesh graph
+	
+	boolean addSurface=true;	// FLAG : show/erase surface graph
+	boolean addMesh=true;		// FLAG : show/erase mesh graph
+	boolean addXYPlane=false;	// FLAG : show/erase xy-plane
+}
diff -r 34821c03b206 -r 0652ac3c8b5f tools/java3d-test/src/two_obj.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/java3d-test/src/two_obj.java	Mon Aug 11 22:20:03 2008 +0900
@@ -0,0 +1,85 @@
+import java.applet.Applet;
+import com.sun.j3d.utils.applet.MainFrame;
+import javax.media.j3d.*;
+
+import java.awt.BorderLayout;
+
+import java.awt.GraphicsConfiguration;
+import com.sun.j3d.utils.universe.*;
+import com.sun.j3d.utils.geometry.ColorCube;
+//import com.sun.j3d.utils.behaviors.vp.OrbitBehavior;
+//import com.sun.j3d.utils.behaviors.mouse.MouseRotate;
+//import com.sun.j3d.utils.behaviors.mouse.MouseTranslate;
+//import com.sun.j3d.utils.behaviors.mouse.MouseZoom;
+import javax.vecmath.*;
+
+
+public class two_obj extends Applet {
+	
+	public SimpleUniverse universe = null;
+	public Canvas3D canvas = null;
+	
+	public BranchGroup createObjects(){
+		BranchGroup root = new BranchGroup();
+		
+		//TransformGroup transRoot = new TransformGroup();
+	    //Transform3D transform = new Transform3D();
+		TransformGroup td3Root = addobj(new Vector3d(1.0, 0.0, 0.0));
+		root.addChild(td3Root);
+		TransformGroup td3Root1 = addobj(new Vector3d(0.0, 0.0, 0.0));
+		root.addChild(td3Root1);
+	
+	    //transform.set(new Vector3d(1.0, 0.0, 0.0));
+        //transRoot.setTransform(transform);
+	    
+		//transRoot.addChild(new ColorCube(0.4));
+		//root.addChild(transRoot);
+
+//		root.addChild(new ColorCube(0.4));
+		root.compile();
+		
+		return root;
+		
+	}
+
+	private TransformGroup addobj(Vector3d vec3d) {
+		TransformGroup td3Root = new TransformGroup();
+		Transform3D t3d = new Transform3D();
+		t3d.setTranslation(vec3d);
+		td3Root.setTransform(t3d);
+		td3Root.addChild(new ColorCube(0.4));
+		return td3Root;
+	}
+	
+//	public void setOrbitBehavior() {
+//
+//        // マウスでぐりぐりするための処理
+//        OrbitBehavior orbit = new OrbitBehavior(canvas, OrbitBehavior.REVERSE_ALL);
+//        orbit.setSchedulingBounds(
+//            new BoundingSphere(new Point3d(0, 0, 0), 100.0));
+//        universe.getViewingPlatform().setViewPlatformBehavior(orbit);
+//    }
+	
+	public void init() {
+		setLayout(new BorderLayout());
+		
+		GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();
+		
+		Canvas3D canvas = new Canvas3D(config);
+		
+		add("Center", canvas);
+		
+		universe = new SimpleUniverse(canvas);
+		
+		universe.getViewingPlatform().setNominalViewingTransform();
+		
+		// マウスでぐりぐり動かすための処理
+//        setOrbitBehavior();
+		
+		universe.addBranchGraph(createObjects());
+	}
+
+    public static void main(String[] args) {
+        new MainFrame(new two_obj(), 600, 600);
+    }
+}