NX 二次开发中创建曲线命令及获取点，线，圆弧信息源码

admin

NX 二次开发中创建曲线命令及获取点，线，圆弧信息源码
( k2 S! Q1 W. L% z/ N

1. <p>static void do_UGopenapi()
   
2. {
   . k0 J+ A2 D7 z/ M
3. /*
   6 x( c& J1 Z$ Q# u8 C4 O
4. Create Curve
   , b: H, W3 ^8 @# z9 u( V
5. */
   
6. // create line
   8 A7 I- O+ y9 {& _8 ]
7. UF_CURVE_line_t line_coords;
   1 U2 w. E- M  D! S/ Q% I' ]% t
8. tag_t line;
   
9. line_coords.start_point[0]=0;
   ) T3 n$ i  d# Q9 K: Z
10. line_coords.start_point[1]=0;
    " }) F" [+ n7 a: p6 S% H
11. line_coords.start_point[2]=0;
    
12. line_coords.end_point[0]=100;
    * L* ^+ O+ U5 u' g7 s
13. line_coords.end_point[1]=100;
    
14. line_coords.end_point[2]=100;
    
15. UF_CURVE_create_line(&line_coords,&line);</p><p> //create arc
    
16. UF_CURVE_arc_t arc_coords;
    * W: o% V2 }4 K9 ?
17. tag_t arc,marix,wcs;
    7 e  ^& o% ~7 S( Z- C0 P
18. UF_CSYS_ask_wcs(&wcs);
    / @2 @9 b# v& M1 Y" E3 ~
19. UF_CSYS_ask_matrix_of_object(wcs,&marix);
    # Y7 A. \+ R4 ^6 _/ H
20. arc_coords.arc_center[0]=0;
    2 k5 H# @) e/ R& Z4 r" Q# ]) O
21. arc_coords.arc_center[1]=0;
    / P2 F  A' B& n$ Y  ?' s% L- R! J
22. arc_coords.arc_center[2]=0;
    . J" H/ V( C  m
23. arc_coords.start_angle=90*DEGRA;
    
24. arc_coords.end_angle=270*DEGRA;
    
25. arc_coords.radius=100;
    
26. arc_coords.matrix_tag=marix;
    & e+ V& N4 \( V
27. UF_CURVE_create_arc(&arc_coords,&arc);
    
28. // create point
    
29. double point_coords[3]={100,100,100};
    1 t& [, t  ?  z$ e: L& L
30. tag_t point;
    
31. UF_CURVE_create_point(point_coords,&point);
    + r! s0 k2 D6 Q, B
32. 
    
33. // create Plane
    
34. double    origin_point[3]={100,100,100};
    * V2 v. B# p2 p) c& N
35. double    plane_normal[3]={1,0,0};
    2 ], `5 z' C7 |; Q
36. tag_t     plane_tag;   
    
37. UF_MODL_create_plane(origin_point,plane_normal,&plane_tag);</p><p> /*
    - [2 v2 r9 [0 V0 l/ y+ r
38. Get the curve information
    
39.   */
    . o2 J  E' u! R' X) @* e) B
40. UF_UI_open_listing_window();
    ) N  e4 N9 x* f& x4 Q9 [# Q6 M: S
41. char msg[132];
    
42. // get line information
    
43. UF_CURVE_line_t line_info;
    
44. UF_CURVE_ask_line_data(line,&line_info);
    8 o! @4 Z$ T! u7 ~& e
45. sprintf(msg,"line coords:\n\t%lf,%lf,%lf;\n\t%lf,%lf,%lf",line_info.start_point[0],
    
46.   line_info.start_point[1],line_info.start_point[2],line_info.end_point[0],line_info.end_point[1],
    
47.   line_info.end_point[2]);
    % _* o- m7 o$ R, j& V' F: w
48. UF_UI_write_listing_window(msg);
    
49. //get the point information
    % ?- N& a7 ]3 Y2 X5 o
50. double point_info[3];
    
51. UF_CURVE_ask_point_data(point,point_info);
    5 y. j0 J$ Y- }
52. sprintf(msg,"\npoint coords:\n\t%lf,%lf,%lf",point_info[0],point_info[1],point_info[2]);
    
53. UF_UI_write_listing_window(msg);</p><p> //get the arc information
    
54. UF_CURVE_arc_t arc_info;
    $ G0 G' V  u# H  I
55. UF_CURVE_ask_arc_data(arc,&arc_info);
    
56. sprintf(msg,"\nArc Center coords:\n\t%lf,%lf,%lf;\nArc start Angle:\n\t%lf;\nArc End Angle:\n\t%lf;\nArc Radius:\n\t%lf;",
    
57.   arc_info.arc_center[0],arc_info.arc_center[1],arc_info.arc_center[2],
    : J: b- L' l$ E. z
58.   arc_info.start_angle*RADEG,arc_info.end_angle*RADEG,arc_info.radius
    
59.   );
    % l$ m, g: E# `) a& B
60. UF_UI_write_listing_window(msg);
    # u4 a) f. g, z( i/ z+ M# ~
61. // calculate the arc length
    
62. double arc_length;
    * P3 e; h7 ~. c- |
63. UF_CURVE_ask_arc_length(arc,0,1,UF_MODL_UNITS_PART,&arc_length);
    6 i4 t" Y) V3 |
64. sprintf(msg,"\nArc Length:\n\t%lf",arc_length);
    * u1 w7 z. j3 T( Z  C- Y! [- C4 x
65. UF_UI_write_listing_window(msg);
    
66. }
    , e4 x" s' ~/ A2 b0 `( ^
67. </p><p> </p>

复制代码