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
int UF_MODL_ask_point_containment
(
% M! z& {, o( w' _double point [ 3 ] ,
tag_t body,
int * pt_status

)
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, y% I% F( V0 z7 Q" K! l3 A' aDetermines if a given point lies inside, outside or on the boundary of a given
! _& g& D  w* l" T: N+ J' Sface, edge, solid or sheet body.  In the case of a sheet body, a point is considered
& Y4 s# n: v* ~- W) V/ Binside the body if it is on the face and on the body if it is on the boundary
4 @% B3 \( G. `- y5 r& h, yedges of the sheet body.
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ufun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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