怎么通过Feature来获得body

牧马人

如我通过BlockFeatureBuildr创建了一个Block特征，怎么通过这个Feature来获得Body呢？
3 S" u6 F. D6 U2 Y7 ?! _8 s Features::Feature *blockFeature;
  blockFeature=BlockFeatureBuilder1->CommitFeature();

mildcat

int UF_MODL_ask_feat_body
(

tag_t feature_obj_id,
: R" M+ R$ D" qtag_t * body_obj_id
0 s: }1 l  O5 A# W) D4 [
- o! k  q* _6 {)