例子转载自 唐工NX二次开发论坛http://www.nxopen.cn/thread-1134-1-11.html
用这个函数做直线阵列必须要执行布尔运算，不做布尔运算，或者布尔运算失败，函数就会执行失败。
NX9+VS2012 #include <uf.h> #include <uf_modl.h> UF_initialize(); //创建块 UF_FEATURE_SIGN blockSign = UF_NULLSIGN; double blockCorner[3] = { 0.0, 0.0, -25.0 }; char *blockEdge[3] = { "100", "50", "25" }; tag_t blockfeat1TAG = NULL_TAG; UF_MODL_create_block1(blockSign, blockCorner, blockEdge, &blockfeat1TAG); tag_t blockBodyTag = NULL_TAG; UF_MODL_ask_feat_body(blockfeat1TAG, &blockBodyTag); //创建1个球 double sphereCenter[3] = { 10.0, 10.0, 0.0 }; tag_t sphereTag = NULL_TAG; UF_MODL_create_sphere(UF_POSITIVE, blockBodyTag, sphereCenter, "10.0", &sphereTag); //创建线性阵列 int method = 0;//0 = General 1 = Simple 2 = Identical char *numberOfX = "3.0"; char *distanceOfX = "30.0"; char *numberOfY = "2.0"; char *ditanceofY = "25.0"; uf_list_p_t featureList; UF_MODL_create_list(&featureList); UF_MODL_put_list_item(featureList, sphereTag); tag_t featureTag = NULL_TAG; UF_MODL_create_linear_iset(method, numberOfX, distanceOfX, numberOfY, ditanceofY, featureList, &featureTag); UF_MODL_delete_list(&featureList); UF_terminate(); Caesar卢尚宇 2020年5月20日
NX二次开发-UFUN创建直线阵列UF_MODL_create_linear_iset
原文：https://www.cnblogs.com/nxopen2018/p/12925802.html