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/*****************************************************************************
**
** test.c
0 T( p" u3 W* L; \' ^  O6 D2 Y+ i**
** Description:
6 P( u( }% E; ?* N% v2 p; b3 |7 T) G**     Contains Unigraphics entry points for the application.
**
, i9 o+ h( j0 t! l) i; b" h*****************************************************************************/
' A# y# U+ g; ?0 E/* Include files */
#include <stdio.h>
#include <uf.h>
#include <uf_ui.h>
#include <uf_modl.h>
#include <uf_curve.h>
#include <uf_part.h>
#include <uf_modl_types.h>
$ @! y# ]0 s8 V7 h1 J. P0 b$ F#define UF_CALL(X) (report_error( __FILE__, __LINE__, #X, (X)))
4 Q( `% j4 n( g1 a; L, g2 ?static int report_error( char *file, int line, char *call, int irc)
{
& x( W5 ^, o+ i- }: c: l5 M% Q    if (irc)
9 Z9 R) c+ a) K) P: Q3 G2 E    {
        char err[133],
. Y5 N  f+ p: U             msg[133];
+ L2 P) x* Z/ ]! t; V2 B: @" q" @        sprintf(msg, "*** ERROR code %d at line %d in %s:\n+++ ",
            irc, line, file);
. `; K3 u! V% ~5 F        UF_get_fail_message(irc, err);
0 i! D' _* X# d7 H- v! k        UF_print_syslog(msg, FALSE);
        UF_print_syslog(err, FALSE);
6 z! I8 o; r% R& q; c3 j4 e        UF_print_syslog("\n", FALSE);
        UF_print_syslog(call, FALSE);
        UF_print_syslog(";\n", FALSE);
5 m, {( Y' D# H& E        if (!UF_UI_open_listing_window())
        {
            UF_UI_write_listing_window(msg);
            UF_UI_write_listing_window(err);
+ k+ Y' l5 Y3 ^3 w, x5 a  n% W            UF_UI_write_listing_window("\n");
            UF_UI_write_listing_window(call);
            UF_UI_write_listing_window(";\n");
% j- O) S5 l6 j$ P) ~        }
    }
    return(irc);
}

/*****************************************************************************
( r6 D* Q& J* E) t8 z3 h$ m9 B# z**  Activation Methods
*****************************************************************************/
+ m. [* i, E9 c/ L3 x# R' u" w# |/*  Explicit Activation
**      This entry point is used to activate the application explicitly, as in
**      "File->Execute UG/Open->User Function..." */
tag_t part_tag=NULL_TAG;
tag_t tar_tag=NULL_TAG;
double origin[3]={0.0,0.0,0.0};
+ \  m; S$ w2 g, schar *height="30";
0 l* @) X- L( q7 dchar *diam="100";
  ~! [) _! u+ a3 d( b( v8 Jdouble direction[3]={0.0,1.0,0.0};
tag_t cylinderfea_tag=NULL_TAG;
3 U: X7 d5 l% xuf_list_p_t edge_list=NULL;
int edge_count;
% n8 @$ }" F0 r) M# d4 Y) o. {char msg[256];
int i=0;
tag_t edge_tag=NULL_TAG;
tag_t curve_tag=NULL_TAG;
: j8 B2 q& K- w" ~9 X* P- r6 Ntag_t point_tag=NULL_TAG;
- V! C( F+ i- x' [; T) N/ I# l) ?; T8 Htag_t line_tag=NULL_TAG;
tag_t point_tag2=NULL_TAG;
8 I6 H7 R5 D3 F+ E: x# fdouble cen[2][3];
UF_CURVE_line_t line_coord;//最好不要定义为指针
1 J. b5 m4 X6 f$ p3 X/ z. Y/ Wextern DllExport void ufusr( char *parm, int *returnCode, int rlen )
" o0 y8 Y! H6 t$ x+ D{
2 G9 L: Z4 t: H8 y' T; v    /* Initialize the API environment */
    if( UF_CALL(UF_initialize()) )
    {
9 O5 k# p( ]9 }        /* Failed to initialize */
: e* z1 v$ G; [& \1 b/ J        return;
    }
# a7 X9 m& m6 u  y7 K   
( ?# E/ e# U! x: }6 I  F& r( H/ y& p. Y4 D    /* TODO: Add your application code here */
//1.create a new part
- P# H" z+ q% j% X) a' n UF_PART_new("C:\\NX_work\\cylinder.prt",1,&part_tag);
. @  _# ?- y+ R, {( ^, [( [7 d //2.create a new cylinder
UF_MODL_create_cylinder(UF_NULLSIGN,tar_tag,origin,height,diam,direction,&cylinderfea_tag);
//3.get the edge list
9 V  @4 p6 S4 y- u# W( m* u; ^7 ] UF_MODL_ask_feat_edges(cylinderfea_tag,&edge_list);
//4.get the edges
/ Q* V+ j! e- D3 r, u UF_MODL_ask_list_count(edge_list,&edge_count);
  d' l! O3 Q; b9 q' ~
//5.get the centers
$ z0 K  P9 h0 M for(;i<edge_count;++i){
  UF_MODL_ask_list_item(edge_list,i,&edge_tag);
' S2 k/ k' i# D  ?- _$ H& L  //UF_MODL_create_curve_from_edge(edge_tag,&curve_tag);
$ W0 h& B9 L# ]1 ]  UF_CURVE_ask_centroid(edge_tag,cen[i]);
! ~, h3 y& O) k% `0 h, r( J }
//6.create line
: N8 j8 \7 g6 k5 E$ ^, y7 Y1 T5 _  ]3 ^ //UF_CURVE_create_point(cen[0],&point_tag);
- K  L  X5 R* D& E9 _ //UF_CURVE_create_point(cen[1],&point_tag2);
line_coord.start_point[0]=cen[0][0];
line_coord.start_point[1]=cen[0][1];
line_coord.start_point[2]=cen[0][2];
line_coord.end_point[0]=cen[1][0];
line_coord.end_point[1]=cen[1][1];
1 `( N( ^6 p, j( ^ line_coord.end_point[2]=cen[1][2];
5 H# Q, b9 N) c" \8 X UF_CURVE_create_line(&line_coord,&line_tag);
( t. O8 U% Z. L$ G. h& p //UF_MODL_ask_list_item()
    /* Terminate the API environment */
    UF_CALL(UF_terminate());
# K# c& c, Y: |: u2 C; x) w}
( d# }8 F1 Q) J3 O6 ^/*****************************************************************************
**  Utilities
  T4 f+ f: c+ s, l" L/ }4 d*****************************************************************************/
/* Unload Handler
**     This function specifies when to unload your application from Unigraphics.
7 S7 ~% M5 Y; N9 j**     If your application registers a callback (from a MenuScript item or a
**     User Defined Object for example), this function MUST return
**     "UF_UNLOAD_UG_TERMINATE". */
extern int ufusr_ask_unload( void )
3 q% F5 i6 Z  d& Z& B{
3 e+ @  f9 I; Q9 B# H4 O    return( UF_UNLOAD_IMMEDIATELY );
}
) w- x3 g' ^( M. ?8 X, ?2 O

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继续加油哦 ！！！