NX二次开发-算法篇-创建最大边界包容盒

Posted 2021-12-13 nxopen2018

 1     NX9+VS2012
 2     
 3     #include <uf.h>
 4     #include <uf_obj.h>
 5     #include <uf_modl.h>
 6     #include <uf_part.h>
 7 
 8     UF_initialize();
 9 
10     //遍历当前显示部件所有体
11     std::vector<tag_t> SolidVector;
12     tag_t ObjectTag = NULL_TAG;
13     int Type, SubType, Body_Type;
14     int Count = 0;
15     char msg[256];
16     UF_OBJ_cycle_objs_in_part(UF_PART_ask_display_part(), UF_solid_type, &ObjectTag);
17     while (ObjectTag != NULL_TAG)
18     {
19         UF_OBJ_ask_type_and_subtype(ObjectTag, &Type, &SubType);
20         if (SubType == UF_solid_body_subtype)
21         {
22             UF_MODL_ask_body_type(ObjectTag, &Body_Type);
23             if (Body_Type == UF_MODL_SOLID_BODY)
24             {
25                 UF_OBJ_set_color(ObjectTag, 186);
26                 SolidVector.push_back(ObjectTag);
27                 Count++;
28             }
29         }
30         UF_OBJ_cycle_objs_in_part(UF_PART_ask_display_part(), UF_solid_type, &ObjectTag);
31     }
32 
33     //求所有体的最大边界
34     double MaxBox[6] = {10000, 10000, 10000, -10000, -10000, -10000};
35     for (int i = 0; i < Count; i++)
36     {
37         double Box[6];
38         UF_MODL_ask_bounding_box(SolidVector[i], Box);
39         MaxBox[0] = MaxBox[0] < Box[0]? MaxBox[0]:Box[0];
40         MaxBox[1] = MaxBox[1] < Box[1]? MaxBox[1]:Box[1];
41         MaxBox[2] = MaxBox[2] < Box[2]? MaxBox[2]:Box[2];
42         MaxBox[3] = MaxBox[3] > Box[3]? MaxBox[3]:Box[3];
43         MaxBox[4] = MaxBox[4] > Box[4]? MaxBox[4]:Box[4];
44         MaxBox[5] = MaxBox[5] > Box[5]? MaxBox[5]:Box[5];
45     }
46 
47     //转换
48     char Length[200], Width[200], Height[200];
49     sprintf(Length, "%f", MaxBox[3] - MaxBox[0]);
50     sprintf(Width, "%f", MaxBox[4] - MaxBox[1]);
51     sprintf(Height, "%f", MaxBox[5] - MaxBox[2]);
52 
53     char* Len[3];
54     Len[0] = Length;
55     Len[1] = Width;
56     Len[2] = Height;
57 
58     //创建块
59     double Ori[3] = {MaxBox[0], MaxBox[1], MaxBox[2]};
60     tag_t BlkTag = NULL_TAG;
61     UF_MODL_create_block1(UF_NULLSIGN, Ori, Len, &BlkTag);
62 
63     //特征找体
64     tag_t BodyTag = NULL_TAG;
65     UF_MODL_ask_feat_body (BlkTag,&BodyTag);        
66 
67     //设置透明度
68     UF_OBJ_set_translucency(BodyTag, 50);
69     
70     UF_terminate();