二次开发怎么实现球体的生成

trisen

通过journal录制后的帮助文件，能够编程生成方块和圆柱体，但是球体却无从下手，因为没有球体直径参数，不知各位高手能否帮帮忙？
Journal生成的球的文件如下：
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* }. Y) L; }' s1 I& R* a/ U' Kimport nxopen.*;
public class Sphere
1 @. P" ?4 M$ k. O9 a7 i{
  public static void main(String [] args) throws NXException, java.rmi.RemoteException
$ Z! v. U1 ?7 E% @  {
8 c# Q( ]& ]8 V2 q: x. J    Session theSession = (Session)SessionFactory.get("Session");
+ ?* [1 |7 E) T& B6 D  y    Part workPart = theSession.parts().work();
2 ^" R5 x' P; W9 U" B: @    Part displayPart = theSession.parts().display();
4 W7 I* v/ I4 n' a+ Y2 r- S; Z    // ----------------------------------------------
    //   Menu: Insert->Design Feature->Sphere...
    // ----------------------------------------------
3 T9 ~0 E& s) ~2 G! r% r    int markId1;
8 h+ y/ g  P+ t& `' Q; q* `+ D    markId1 = theSession.setUndoMark(nxopen.Session.MarkVisibility.VISIBLE, "Sphere");
   
+ y4 R. u; b* L/ ^( }0 ^$ ~7 n* k    int markId2;
    markId2 = theSession.setUndoMark(nxopen.Session.MarkVisibility.VISIBLE, "Start");
9 n' V/ n6 C: G; p7 D) i   
    theSession.setUndoMarkVisibility(markId2, null, nxopen.Session.MarkVisibility.INVISIBLE);
   
$ [# J/ ^- v) U7 D7 {( c! M    // ----------------------------------------------
& m; p4 N& m) Z  ~$ H1 A7 J0 {    //   Dialog Begin Sphere
    // ----------------------------------------------
    theSession.setUndoMarkVisibility(markId2, null, nxopen.Session.MarkVisibility.VISIBLE);
   
    theSession.deleteUndoMark(markId2, null);
4 Z3 c. S" l4 Y9 {. X& m   
    int markId3;
    markId3 = theSession.setUndoMark(nxopen.Session.MarkVisibility.VISIBLE, "Sphere");
   
) W" k( T0 z" e8 T& R2 n, E& f    int markId4;
    markId4 = theSession.setUndoMark(nxopen.Session.MarkVisibility.VISIBLE, "Start");
1 Y) J% e  C* g' D   
    theSession.setUndoMarkVisibility(markId4, null, nxopen.Session.MarkVisibility.INVISIBLE);
. i7 C. z6 {: f+ k4 _9 M& m1 j   
    // ----------------------------------------------
    //   Dialog Begin Sphere
    // ----------------------------------------------
' |( G9 H9 D( l2 e9 c* w8 a    theSession.setUndoMarkVisibility(markId4, null, nxopen.Session.MarkVisibility.VISIBLE);
   
$ i2 _4 s; \! L    theSession.deleteUndoMark(markId4, null);
   
9 Z% s6 {& E- @$ G    theSession.undoToMarkWithStatus(markId3, null);
   
    theSession.deleteUndoMarksUpToMark(markId3, null, false);
   
" ]/ V  M8 ^" H; J) b$ J, S% c    // ----------------------------------------------
    //   Menu: Tools->Journal->Stop
' }0 N8 H1 G, S+ o3 F8 X+ [    // ----------------------------------------------
  
8 ~$ K: ]1 t1 S3 U  }6 w" S( C/ x  }
  
" l5 J# P$ B4 h/ p4 Z  public static final int getUnloadOption() { return BaseSession.LibraryUnloadOption.IMMEDIATELY; }
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球的直径参数呢？找不到。。。。。