JAVA 3D开发工具包(3个版本),java3d-1_3、java3d-1_4、java3d-1_5,加一个例子。例子代码如下: import java.awt.GraphicsConfiguration; import javax.media.j3d.Alpha; import javax.media.j3d.BoundingSphere; import javax.media.j3d.BranchGroup; import javax.media.j3d.Canvas3D; import javax.media.j3d.RotationInterpolator; import ja