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NX 二次开发中创建曲线命令及获取点，线，圆弧信息源码, Y- l8 c* R2 u4 H2 ^
8 m* k! n+ n% T& x% X8 N6 O- <p>static void do_UGopenapi()5 u, @# {" U1 S5 c
- {2 a0 N" D- A' J2 ]9 a) U' ~) S
- /*
# P: H e$ x6 ~$ l - Create Curve# B7 U5 c) |$ u. ~5 g) X
- */
$ C- v. E( S E, c5 P' u - // create line
; u# K, b' J" P - UF_CURVE_line_t line_coords;/ d8 {0 e+ r5 N) [" v" P
- tag_t line;
% V3 n# I T ` d - line_coords.start_point[0]=0;, B* q6 l3 e; x) A" c }9 X
- line_coords.start_point[1]=0;
+ W- q T+ P% F8 B, B - line_coords.start_point[2]=0;
! `3 Z6 o C0 H- X9 X/ _- B - line_coords.end_point[0]=100;4 E9 E( I8 X* b7 z. x( q
- line_coords.end_point[1]=100;. \, K# H# S5 D6 b, E4 f- ~
- line_coords.end_point[2]=100;1 |; E( ] d4 e/ [* ?$ J: h
- UF_CURVE_create_line(&line_coords,&line);</p><p> //create arc7 a% B z/ I8 |! u
- UF_CURVE_arc_t arc_coords;7 Z" m* c3 d( v
- tag_t arc,marix,wcs;/ R' X+ _& B8 o
- UF_CSYS_ask_wcs(&wcs);
& o) M. N3 d3 A' R+ o0 e - UF_CSYS_ask_matrix_of_object(wcs,&marix);% ~/ m; [; ^5 G5 N8 X
- arc_coords.arc_center[0]=0;5 _$ b' h+ V! @1 a* o
- arc_coords.arc_center[1]=0;; `: B9 |1 @( N) j3 `# Z
- arc_coords.arc_center[2]=0;
5 V5 h, n' d4 |2 P, H - arc_coords.start_angle=90*DEGRA;
* n5 x1 a6 e, W9 u* F - arc_coords.end_angle=270*DEGRA;% c# M8 K) h }2 T, ^. y
- arc_coords.radius=100;
' y: g( g# ~; M" ^3 R - arc_coords.matrix_tag=marix;& s& J. A% R! B% S9 r6 N1 v
- UF_CURVE_create_arc(&arc_coords,&arc);: h+ {8 A! w3 q* T
- // create point 4 @' k) n j% }6 P1 ~' f! c$ ~
- double point_coords[3]={100,100,100}; P) A$ L6 m1 @( N6 C
- tag_t point;
4 y7 e/ b+ y' Q- x - UF_CURVE_create_point(point_coords,&point);, m4 f q: j8 Y) E
- 0 W# C, I3 V1 j% h. Z
- // create Plane
, s4 @. w# p) A) u/ S4 K - double origin_point[3]={100,100,100};$ Y( ^( Z0 }0 C- R- l: U! N
- double plane_normal[3]={1,0,0};& Z1 v! X# o- b. E5 M
- tag_t plane_tag; 5 l" Q5 Y8 ~6 h' m' ]8 f
- UF_MODL_create_plane(origin_point,plane_normal,&plane_tag);</p><p> /*
6 k; F6 T5 Y/ m1 r - Get the curve information& |, @. c4 i" L1 \3 ?
- */ d1 z' z: c ^- x( W" q& z. a3 p
- UF_UI_open_listing_window(); E7 U% |9 d4 e; D! {0 F, |
- char msg[132];
; G# X7 U3 g& n9 Y - // get line information' G- c/ c( N" _ X4 ^
- UF_CURVE_line_t line_info;4 K: @& H; W* F7 z$ q2 ?: d1 Q
- UF_CURVE_ask_line_data(line,&line_info);& H6 d; O: b* E5 N* H0 o
- sprintf(msg,"line coords:\n\t%lf,%lf,%lf;\n\t%lf,%lf,%lf",line_info.start_point[0],
# l" I1 \- b+ F4 Q; X; ? - line_info.start_point[1],line_info.start_point[2],line_info.end_point[0],line_info.end_point[1],7 U) s, R8 K* V# B
- line_info.end_point[2]);
# f$ U& U3 T L3 n: z. b* ~ |! W - UF_UI_write_listing_window(msg);
4 Z; G4 n( g/ R d1 X - //get the point information
w: V! |7 X4 H' C+ V - double point_info[3];
" J* s" @& W( a8 [$ o, L - UF_CURVE_ask_point_data(point,point_info);
9 B' f L5 U3 [ B - sprintf(msg,"\npoint coords:\n\t%lf,%lf,%lf",point_info[0],point_info[1],point_info[2]);
: V0 A6 l' Y7 }' U1 i0 f - UF_UI_write_listing_window(msg);</p><p> //get the arc information
# a$ W/ ]/ a& T1 { - UF_CURVE_arc_t arc_info;
5 |: r; H0 m' E J0 Y/ ^ - UF_CURVE_ask_arc_data(arc,&arc_info);! v5 s; C2 w" Z7 L g! i& H2 V
- 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;",+ w. A# T" w' U0 ` K
- arc_info.arc_center[0],arc_info.arc_center[1],arc_info.arc_center[2],
1 d' }9 W$ ^- R1 }; |4 F! k - arc_info.start_angle*RADEG,arc_info.end_angle*RADEG,arc_info.radius! h8 w$ l8 d' ~' L4 T% h
- );0 V* r1 s( g+ C8 w6 s1 `6 v, {9 V6 q7 Q
- UF_UI_write_listing_window(msg);
7 S7 ?0 k: q% }( X; y - // calculate the arc length D8 S5 ~4 f0 ]% J, E
- double arc_length;$ }& P7 X+ y4 l
- UF_CURVE_ask_arc_length(arc,0,1,UF_MODL_UNITS_PART,&arc_length);. W* }/ C- a& y6 t
- sprintf(msg,"\nArc Length:\n\t%lf",arc_length);
/ ~. r# _3 D3 ~+ M8 d9 A - UF_UI_write_listing_window(msg);
! a% j* J! G* d3 w. C - } c) V( I! p: h$ Z I
- </p><p> </p>
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