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
, k9 K2 `( Y! }9 n2 zint UF_MODL_ask_point_containment
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double point [ 3 ] ,
( }( a7 J# [9 n# A7 J0 z8 atag_t body,
int * pt_status

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  E4 E4 w& ~% k5 s% r, j6 ]1 D+ a) EDetermines if a given point lies inside, outside or on the boundary of a given
# r( c* _% ?9 b9 C  I' 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
+ I4 i2 B- F/ H8 z( X  q* g' Eedges of the sheet body.

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  U  A2 ^$ ]* H# W$ S7 nufun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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