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本帖最后由 zhaoqiansun12 于 2012-3-21 20:23 编辑
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extern UFUNEXPORT int UF_CURVE_intersect
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tag_t curve, /* <I> object id of the curve or edge */8 C7 b3 X* F& |* L: d" I+ |
tag_t entity, /* <I> object id of the curve, edge, face,9 Y. G2 f: I0 R* u
single face body, plane or datum plane */
# @/ L4 j8 V' P: E: k9 w double ref_point[3], /* <I> reference point to select from
* l( k/ _% h- O4 j0 b multiple intersections, intersection closest
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4 ? H" |) O N) h( Y UF_CURVE_intersect_info_p_t out_info /* <O> - intersection information */" g; M: C' {. @
);
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" Q4 W6 Q' a* p* t& a4 i$ L请问这个求2曲线的交点的函数
) x1 r- U! l; S! X第三个输入参数是啥意思?
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帮我指导下吧1 D2 F( n$ h; S
还有就是第四个是输出参数输出的是个结构体指针,那如果想求交点的坐标,用什么语句求交点的坐标?; z$ V& F) C1 Q6 S; I
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