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？
0 h' z1 m/ d) UJournal生成的球的文件如下：
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import nxopen.*;
public class Sphere
+ ^( S9 H( X/ E: E0 O: D{
, w6 i  w8 H  B1 R, Q  public static void main(String [] args) throws NXException, java.rmi.RemoteException
  {
    Session theSession = (Session)SessionFactory.get("Session");
    Part workPart = theSession.parts().work();
    Part displayPart = theSession.parts().display();
    // ----------------------------------------------
    //   Menu: Insert->Design Feature->Sphere...
- v" |3 |4 x$ o# x9 |$ j    // ----------------------------------------------
9 o+ p1 F( ]# d    int markId1;
    markId1 = theSession.setUndoMark(nxopen.Session.MarkVisibility.VISIBLE, "Sphere");
   
5 s- U; {1 {% p3 u) V$ h0 z    int markId2;
    markId2 = theSession.setUndoMark(nxopen.Session.MarkVisibility.VISIBLE, "Start");
+ F. M. i5 {9 F# F4 c   
    theSession.setUndoMarkVisibility(markId2, null, nxopen.Session.MarkVisibility.INVISIBLE);
$ o+ n" b+ p- N0 Q" e   
  g/ K# r7 q7 B! _! l6 m+ s    // ----------------------------------------------
    //   Dialog Begin Sphere
, f; G- c& ~- ^1 F8 {; q& E6 ^3 K    // ----------------------------------------------
    theSession.setUndoMarkVisibility(markId2, null, nxopen.Session.MarkVisibility.VISIBLE);
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$ q* c% d3 {, e/ A    theSession.deleteUndoMark(markId2, null);
   
  n. l! O' G) E2 g  C    int markId3;
    markId3 = theSession.setUndoMark(nxopen.Session.MarkVisibility.VISIBLE, "Sphere");
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/ V, {: E6 ~8 c9 Z3 a7 J9 a    int markId4;
    markId4 = theSession.setUndoMark(nxopen.Session.MarkVisibility.VISIBLE, "Start");
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    theSession.setUndoMarkVisibility(markId4, null, nxopen.Session.MarkVisibility.INVISIBLE);
   
    // ----------------------------------------------
, f" K* G# j+ |7 R    //   Dialog Begin Sphere
& s  \) Z3 l# O* }    // ----------------------------------------------
4 g- W  m  V# }' U- B, ^; n; K9 g    theSession.setUndoMarkVisibility(markId4, null, nxopen.Session.MarkVisibility.VISIBLE);
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* m3 Z' o3 d) }7 N$ W8 d) {* S    theSession.deleteUndoMark(markId4, null);
   
    theSession.undoToMarkWithStatus(markId3, null);
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    theSession.deleteUndoMarksUpToMark(markId3, null, false);
   
0 p; w+ H/ G7 u5 t9 o" S" }    // ----------------------------------------------
    //   Menu: Tools->Journal->Stop
* k3 {3 _! ]+ B8 {7 s    // ----------------------------------------------
5 t+ l( {; i' u  
$ t; n" f% h* ~( Y  }
  
  public static final int getUnloadOption() { return BaseSession.LibraryUnloadOption.IMMEDIATELY; }
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}
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7 W) `/ D! W+ w- u# g/ N* z球的直径参数呢？找不到。。。。。