搭建java的3D的環境



1.下載下傳java3d安裝包，預設安裝即可。

2.打開eclipse，建立java3d項目。

3.“Project -> Properties -> Libraries -> add external jars”導入安裝包内的jar檔案，一共3個。

下載下傳3d的jdk位址：http://www.oracle.com/technetwork/java/javase/tech/index-jsp-138252.html

測試環境是否搭建好的代碼：

import java.applet.Applet;

import java.awt.BorderLayout;

import com.sun.j3d.utils.applet.MainFrame;

import com.sun.j3d.utils.geometry.*;

import com.sun.j3d.utils.universe.*;

import javax.media.j3d.*;

import javax.vecmath.*;

import com.sun.j3d.utils.behaviors.mouse.MouseRotate;

import com.sun.j3d.utils.behaviors.mouse.MouseZoom;

import com.sun.j3d.utils.behaviors.mouse.MouseTranslate;

public class Rectangle extends Applet

{

 private SimpleUniverse universe ;

 public Rectangle()

 {}   

 public void init()

 {     

  //canvas to draw on, ask SimpleUniverse what config to use    

  Canvas3D canvas = new Canvas3D(SimpleUniverse.getPreferredConfiguration());     

  setLayout(new BorderLayout());     

  add("Center", canvas);          

  //create top of our scene graph     

  BranchGroup scene = new BranchGroup();              

  //create universe, and attach our geometry to it.     

  SimpleUniverse u = new SimpleUniverse(canvas);     

  u.getViewingPlatform().setNominalViewingTransform();             

  // Create the bounding leaf node

  BoundingSphere bounds = new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0);

  // Create the transform node

  TransformGroup transformGroup = new TransformGroup();

  transformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);

  transformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);

  // Create the drag behavior node

  MouseRotate behavior = new MouseRotate();

  behavior.setTransformGroup(transformGroup);

  transformGroup.addChild(behavior);

  behavior.setSchedulingBounds(bounds);

  // Create the zoom behavior node

  MouseZoom behavior2 = new MouseZoom();

  behavior2.setTransformGroup(transformGroup);

  transformGroup.addChild(behavior2);

  behavior2.setSchedulingBounds(bounds);

  // Create the zoom behavior node

  MouseTranslate behavior3 = new MouseTranslate();

  behavior3.setTransformGroup(transformGroup);

  transformGroup.addChild(behavior3);

  behavior3.setSchedulingBounds(bounds);

  transformGroup.addChild(new ColorCube(0.4));

  scene.addChild(transformGroup);   

  u.addBranchGraph(scene);

 }   

 // The following allows UglyCube to be run as an application   

 // as well as an applet   

 public static void main(String[] args)

 {       

  new MainFrame(new Rectangle(), 256, 256);  

 }

}