OPENC函数 UF_CSYS UF_MTX UF_VEC (判断矢量平行)（UF_VEC3_is_parallel） 

 1 //设置single_dialog选择过滤
 2 static int init_proc(UF_UI_selection_p_t select,void* user_data)
 3 {
 4     int num_triples = 1;
 5     //面
 6     UF_UI_mask_t mask_triples[] = {UF_face_type,0,0};
 7     /* enable only lines and edges */
 8     if((UF_UI_set_sel_mask(select,UF_UI_SEL_MASK_CLEAR_AND_ENABLE_SPECIFIC,num_triples, mask_triples)) == 0)
 9     {
10         return (UF_UI_SEL_SUCCESS);
11     }
12     else
13     {
14         return (UF_UI_SEL_FAILURE);
15     }
16 }
17 extern DllExport void ufsta( char *param, int *returnCode, int rlen )
18 {
19     /* Initialize the API environment */
20     if( UF_CALL(UF_initialize()) ) 
21     {
22         /* Failed to initialize */
23         return;
24     }
25     
26     /* TODO: Add your application code here */
27     UF_initialize();
28     //select_with_single_dialog
29     char message[]="单选对话框";
30     char title[]="请选择：";
31     int scope=UF_UI_SEL_SCOPE_ANY_IN_ASSEMBLY;
32     int response=0;
33     int count=0;
34     tag_t objects=NULL;
35     double cursor[3]={0.0};
36     tag_t vieew=NULL_TAG;
37     //ask_face_data
38     int  type=22;//有界平面
39     double point[3]={0.0};
40     double direction[3]={0.0};
41     double bounding_box[6]={0.0};
42     double radius[3]={0.0};
43     double rad_data[3]={0.0};
44     int norm_dir=0;
45 
46     //坐标系那一堆
47     tag_t wcs_tag=NULL_TAG;
48     tag_t matrix_tag=NULL_TAG;
49     double matrix_value[9]={0.0};
50     double wcs_vec_x[3]={0.0};
51     double wcs_vec_y[3]={0.0};
52     double wcs_vec_z[3]={0.0};
53     double tolerance=0.00001;
54     //is_parallel
55     int x_parallel=0;
56     int y_parallel=0;
57     int z_parallel=0;
58 
59     //获取wcs坐标系然后得到他的矩阵
60     UF_CSYS_ask_wcs(&wcs_tag);
61     UF_CSYS_ask_matrix_of_object(wcs_tag,&matrix_tag);
62     UF_CSYS_ask_matrix_values (matrix_tag,matrix_value);
63     //得到x y z三个矢量方向
64     UF_MTX3_x_vec(matrix_value,wcs_vec_x);
65     UF_MTX3_y_vec(matrix_value,wcs_vec_y);
66     UF_MTX3_z_vec(matrix_value,wcs_vec_z);
67     //单选对话框
68     UF_UI_select_with_single_dialog (message,title,scope,init_proc,NULL,&response,&objects,cursor,&vieew);
69     if (response == UF_UI_OBJECT_SELECTED ||response == UF_UI_OBJECT_SELECTED_BY_NAME)
70     {
71         UF_DISP_set_highlight(objects,0);
72         UF_MODL_ask_face_data(objects,&type,point,direction,bounding_box,radius,rad_data,&norm_dir);
73         UF_VEC3_is_parallel (wcs_vec_x,direction,tolerance,&x_parallel);
74         UF_VEC3_is_parallel (wcs_vec_y,direction,tolerance,&y_parallel);
75         UF_VEC3_is_parallel (wcs_vec_z,direction,tolerance,&z_parallel);
76         if (x_parallel==1)
77         {
78             uc1601("与WCS的X轴平行",1);
79         }
80         else if (y_parallel==1)
81         {
82             uc1601("与WCS的Y轴平行",1);
83         }
84         else if (z_parallel==1)
85         {
86             uc1601("与WCS的Z轴平行",1);
87         }
88         else 
89         {
90             uc1601("都不平行",1);
91         }
92     }
93 
94     UF_terminate();
95     /* Terminate the API environment */
96     UF_CALL(UF_terminate());
97 }

posted @ 2019-12-31 10:32  你好我叫赵老师  阅读(434)  评论(0)  编辑  收藏  举报