如何生成三维图像用java3d 或者 jogl

Question

我是三维图像菜鸟，想请大家帮个忙，如何生成三维图像 用java 3d 或者 jogl 都行java 3d 研究了一下，没弄出来，jogl 更是不懂java 3d  的代码
package a;
import javax.media.j3d.Appearance;
import javax.media.j3d.BranchGroup;
import javax.media.j3d.LineArray;
import javax.media.j3d.LineAttributes;
import javax.media.j3d.LineStripArray;
import javax.media.j3d.Shape3D;import com.sun.j3d.utils.universe.SimpleUniverse;
public class lineShape extends Shape3D{
private float vert[]=
{
 -0.6f,0.4f,0.0f,       -0.6f,-0.4f,0.0f,    -0.2f,-0.4f,0.0f, 
};
private float vert2[]=
{
0.5f,0.8f,0.1f,0.2f,0.4f,0.0f,         0.2f,-0.4f,0.0f,      0.6f,-0.4f,0.0f,
};private float color[]=
{
 0.0f,0.5f,1.0f,   0.5f,0.0f,1.0f,
 0.0f,0.8f,2.0f,   1.0f,0.0f,0.3f,
 0.0f,1.0f,0.3f,   0.3f,0.8f,0.0f,
 0.5f,0.3f,0.3f,   0.0f,0.4f,0.1f,
};
public lineShape()
{
int sCount[]=new int[1];
 sCount[0]=3;
 LineStripArray line=new LineStripArray(8,LineStripArray.COORDINATES|LineStripArray.COLOR_3,sCount);
  //LineArray line=new LineArray(8,LineArray.COORDINATES|LineArray.COLOR_3);
 line.setCoordinates(0, vert);
 line.setColors(0, color);
 LineAttributes la=new LineAttributes();
 la.setLineWidth(5.0f);
 la.setLineAntialiasingEnable(true);
 Appearance ap=new Appearance();
 ap.setLineAttributes(la);
 this.setGeometry(line);
 this.setAppearance(ap); 
 
 int sCount2[]=new int[1];
 //曲线顶点数目
 sCount2[0]=4;
 LineStripArray line2=new LineStripArray(8,LineStripArray.COORDINATES|LineStripArray.COLOR_3,sCount2);
  //LineArray line=new LineArray(8,LineArray.COORDINATES|LineArray.COLOR_3);
 line2.setCoordinates(0, vert2);
 line2.setColors(0, color);
 LineAttributes la2=new LineAttributes();
 la2.setLineWidth(5.0f);
 la2.setLineAntialiasingEnable(true);
 Appearance ap2=new Appearance();
 ap.setLineAttributes(la2);
 this.setGeometry(line2);
 this.setAppearance(ap2); 
}
public static void main(String[] args){
   SimpleUniverse universe = new SimpleUniverse();
 BranchGroup group=new BranchGroup();
 Shape3D shape=new lineShape();
 group.addChild(shape);
 universe.getViewingPlatform().setNominalViewingTransform();
   // 把group加入到虚拟空间中
   universe.addBranchGraph(group);
}
}
各位大师帮我一把，谢谢！！！