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【NX二次开发源码分享】Specify Circle 指定一个圆选择屏幕点; y& D" O4 z3 ~
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[mw_shl_code=c,true]static void map_arc_center_from_abs(UF_CURVE_arc_t *adata)
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int
+ E- }4 _, r8 ? irc;6 f0 j- [$ O8 R
double2 E* h+ D$ G) Y+ ^$ i3 L3 {
abs_mx[9] = { 0,0,0, 1,0,0, 0,1,0 },, z- w- U, M( Q& ~
csys[12] = { 0,0,0,0,0,0,0,0,0,0,0,0},7 G6 C, M) {! Z/ Q2 r& a- _
mx[12];
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9 L! g5 m: R% Z+ C. {# c UF_CALL(UF_CSYS_ask_matrix_values(adata->matrix_tag, &csys[3]));
; v; q. I. T b6 q+ }% u& _' t FTN(uf5940)(abs_mx, csys, mx, &irc);, |# P/ K$ @/ }$ y3 ^
FTN(uf5941)(adata->arc_center, mx);
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, N% N# P) K5 ]static void map_point_to_matrix(tag_t matrix, double *pos)8 C5 e4 H7 m: N6 |
{
V& _+ G8 X9 P |/ K int
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double
) O, \2 t: j. X' ` abs_mx[9] = { 0,0,0, 1,0,0, 0,1,0 },3 t! }/ q* @5 e6 S
csys[12] = { 0,0,0,0,0,0,0,0,0,0,0,0},
0 \: m r6 Z, D3 f mx[12];
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5 D9 t2 _ \+ ~9 @" r UF_CALL(UF_CSYS_ask_matrix_values(matrix, &csys[3]));
2 j* W7 S0 j& }$ G# f. [ FTN(uf5940)(abs_mx, csys, mx, &irc); f* X# l: Z* ~/ r. }
FTN(uf5941)(pos, mx);
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/* This motion callback emulates the rubberbanding circle seen when
: F0 D- Q( a* `7 t. u3 @/ Y using the interactive option Insert->Curve->Basic Curves...->Circle */# q' ~" J# X" @' W( i* N' G
0 l! E9 B; `; K" m! L- Xstatic void rubberband_circle_cb(double *screen_pos,
$ ?) u- z7 d4 y# M. P# E8 | UF_UI_motion_cb_data_p_t motion_cb_data, void *client_data)
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double$ {: L- C( p) V5 O
axes[9];/ f4 m& w7 U+ v
UF_CURVE_arc_p_t' B/ J7 [1 q9 @, v8 C* S- h; P
my_data = (UF_CURVE_arc_p_t) client_data;3 ~/ Z' Z0 q) c7 q
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map_point_to_matrix(my_data->matrix_tag, screen_pos);
1 d! \ F9 c2 o7 ?: d$ W7 g& j; B5 ] UF_VEC3_distance(my_data->arc_center, screen_pos, &my_data->radius);
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2 C. @( G9 v3 Q0 s if (my_data->radius > 0)
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9 t ?" b- d7 O! T @ UF_CALL(UF_CSYS_ask_matrix_values(my_data->matrix_tag, axes));! N, @* N1 f% T
+ \0 o& l1 c( z& X4 N UF_CALL(UF_DISP_display_ogp_circle(motion_cb_data->view_tag,
* x- Y! |7 c+ R% w- Z5 d axes, my_data->arc_center, my_data->radius));
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0 q" }+ ]# w( ?static logical specify_circle(char *prompt, UF_CURVE_arc_p_t the_data)* Y2 L: m# Y' p1 x
{
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tag_t* G$ H( `6 c1 n# z9 o
view;4 g/ s- g3 n0 J L
char6 ]1 E; `5 S: A8 ~; z) j
msg[133];1 m% K) c7 x1 G" ]8 T
double ?! z( g' e8 w G3 t0 h
on_arc[3];- N; Z2 S) R6 Y0 }! s$ C
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sprintf(msg, "%s center", prompt);
$ `4 g9 f" I- h/ ^6 Y# ? UF_CALL(UF_UI_specify_screen_position(msg, NULL, NULL,, e n. P$ s( @/ u/ B' v/ I5 g
the_data->arc_center, &view, &resp));+ i8 a! b2 L' q" @
if (resp != UF_UI_PICK_RESPONSE) return FALSE;# e/ }+ X) |/ K' t
" E0 D0 j( V! K; V; a the_data->matrix_tag = ask_wcs_matrix_tag();: b+ k% E, [ Z+ n( z4 e
map_arc_center_from_abs(the_data);. f( v0 V* x6 p
/ |& N. A2 X5 k& `! D sprintf(msg, "%s point on arc", prompt);
2 n% Y$ W, ~* K$ v UF_CALL(UF_UI_specify_screen_position(msg, rubberband_circle_cb,
0 Y' P8 ?/ V6 ~4 @. ] (void *)the_data, on_arc, &view, &resp));' ~3 ^- n% d6 c- z$ {" o$ e3 k; }
if (resp != UF_UI_PICK_RESPONSE) return FALSE;& p/ m8 A4 N: K. W/ W
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map_point_to_matrix(the_data->matrix_tag, on_arc);
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8 F3 O& z8 B3 J. \+ q9 o4 x7 R/ p UF_VEC3_distance(the_data->arc_center, on_arc, &the_data->radius);3 O5 b$ u% l6 k2 Z2 G7 R
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return TRUE;% [+ ~- h% @" R8 Z
}[/mw_shl_code]8 Y3 j0 u$ |" ?/ Y/ n, b$ ~4 }# N
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