UG NX 二次开发 判断点在不在曲线，面或者体上的函数

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这个函数应该很常用，不是太好找，现在分享下给大家
$ e' m; [; e1 w& f) l5 Y9 zint UF_MODL_ask_point_containment
(
, _& c! S) @1 ?double point [ 3 ] ,
tag_t body,
int * pt_status

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. ?+ G; n0 R% P. dDetermines if a given point lies inside, outside or on the boundary of a given
( C7 H# ]; c/ J4 B, d0 Qface, edge, solid or sheet body.  In the case of a sheet body, a point is considered
inside the body if it is on the face and on the body if it is on the boundary
: \. [; L" j6 z+ d. f9 [8 ?4 z' J9 eedges of the sheet body.
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/ J1 d0 l, e2 Q7 B$ Yufun就搜索关键字 containment 吧 ，能找到一些，自己写个算法，没有必要！
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