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
* ]  W( u" c7 {) a6 G; r& Q4 \int UF_MODL_ask_point_containment
(
double point [ 3 ] ,
$ @2 {# v- q7 Y# }' ^tag_t body,
int * pt_status
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Determines if a given point lies inside, outside or on the boundary of a given
( s5 f) V7 h* \. u- y3 a+ K& s5 pface, 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
edges of the sheet body.

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% ^+ N) z8 `5 A2 O8 A5 k' uufun就搜索关键字 containment 吧 ，能找到一些，自己写个算法，没有必要！