通过内部函数(NX10.0)获取面的面积

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: \( r- z; u/ f4 R, b2 D6 |
( k# v) N- t+ g' X1 l$ Vdouble askFaceArea(tag_t objTag)
  u1 W/ T! n% R9 B* c{
        string libgeom = GetugInstallPath() + "libgeom.dll";
        char library_name[256] = { '\0' };
1 {  N8 L1 M' h# E        strcpy(library_name, libgeom.c_str());
, m2 ~; M/ _6 J; h        typedef double(*load_ufusr_f_p_t)(unsigned int v1, double v2);//定义传参
% M4 X2 X; o( k, l: ~6 j* e) P        load_ufusr_f_p_t MEASURE_ask_face_area = NULL;
        UF_load_library(library_name, "?MEASURE_ask_face_area@@YANIN@Z", (UF_load_f_p_t *)&MEASURE_ask_face_area);
3 U* k; F0 f7 F9 R" I& b$ i8 ]4 ~        if (MEASURE_ask_face_area != NULL)
                return MEASURE_ask_face_area(objTag, 0.001);
# x/ W2 X/ }. c' o        else
                return 0;
}