mytext2d.java

关于java3D学习的示例程序

import java.applet.Applet;
import java.awt.BorderLayout;
import java.awt.event.*;
import java.awt.GraphicsConfiguration;
import com.sun.j3d.utils.applet.MainFrame;
import com.sun.j3d.utils.geometry.ColorCube;
import com.sun.j3d.utils.universe.*;
import javax.media.j3d.*;
import javax.vecmath.*;
import com.sun.j3d.utils.behaviors.mouse.*;
import java.awt.Font;
import com.sun.j3d.utils.geometry.Text2D;
public class MyText2D extends Applet{
	public BranchGroup createSceneGraph(){
		BranchGroup objRoot=new BranchGroup();
		TransformGroup objTrans=new TransformGroup();
		objRoot.addChild(objTrans);
		BoundingSphere bounds=new BoundingSphere(new Point3d(0.0,0.0,0.0),100.0);
		Color3f bgColor=new Color3f(0.0f,0.0f,0.0f);
		Background bg=new Background(bgColor);
		bg.setApplicationBounds(bounds);
		objRoot.addChild(bg);
		Color3f directionalColor=new Color3f(1.f,1.f,1.f);
		Vector3f vec=new Vector3f(1.f,1.f,-1.0f);
		DirectionalLight directionalLight=new DirectionalLight(directionalColor,vec);
		directionalLight.setInfluencingBounds(bounds);
		objTrans.addChild(directionalLight);
		Shape3D text2D=new Text2D("清华大学",new Color3f(1f,1f,0f),"宋体",100,Font.BOLD);
		objTrans.addChild(text2D);
		return objRoot;
	}
	public MyText2D(){
		setLayout(new BorderLayout());
		Canvas3D c=new Canvas3D(null);
		add("Center",c);
		BranchGroup scene=createSceneGraph();
		SimpleUniverse u=new SimpleUniverse(c);
		u.getViewingPlatform().setNominalViewingTransform();
		u.addBranchGraph(scene);
	}
	public static void main(String[] args){
		new MainFrame(new MyText2D(),800,800);
	}
}