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？
# D- K1 g. g2 V% K% r* n, _7 ~" N$ g Features::Feature *blockFeature;
  blockFeature=BlockFeatureBuilder1->CommitFeature();
/ }' R7 Z- A4 `8 w; c1 H! l: i0 c

mildcat

) I# w8 R8 z! c9 B: n6 @
int UF_MODL_ask_feat_body
. f! `1 O# B( U2 w& V" G) [(

tag_t feature_obj_id,
tag_t * body_obj_id
% s- C8 h8 n  e& B! G
)