UGNX二次开发源码分享：关于显示UG NX临时箭头功能

admin

这功能其实很好用，比如选择面，自动显示面的法线等等。

static void do_UGopen_api(void)
{
  double pt1[3] = {0.0, 0.0, 0.0};
: l7 V' `3 |1 g2 x  double pt2[3] = {2.0, 2.0, 2.0};
  double pt3[3] = {-2.0,-2.0,-2.0};
  double vect1[3] = {1.0, 1.0, 1.0};
  UF_DISP_conehead_attrb_s attrb;
  UF_DISP_conehead(UF_DISP_ALL_ACTIVE_VIEWS,
/ \9 k) j3 b; @0 d' k                   pt1, vect1, 1);
- o6 Z* w- z9 y   /* Example to draw the vector with the base of its staff
      anchored at the origin so that the vector appears to point
      away from the origin
   */
# V& v# w3 }5 C4 S  UF_DISP_conehead(UF_DISP_ALL_ACTIVE_VIEWS,
) ^" Y6 k3 s, N3 `7 A% D) k2 t                   pt2, vect1, 0);
- g2 o" Y- I2 W" D  s: g% I  UF_DISP_labeled_conehead(UF_DISP_ALL_ACTIVE_VIEWS,
7 R' P' p& ^' n) x5 {& P                           pt3, vect1, 0, "Normal");
  UF_DISP_get_conehead_attrb(&attrb);
& T3 `2 m# s& S# ?% Q  /* Use color index three */
  attrb.color = 3;
  /* Update the current attribute settings */
, m9 ]/ i) U4 c8 H$ f" `  UF_DISP_set_conehead_attrb(&attrb);
  printf("\nCurrent conhead display settings:\n");
  printf("\tLength of Staff: %g\n", attrb.staff_length);
' \' {7 z# m2 i  printf("\tTotal Length: %g\n", attrb.total_length);
  printf("\tRadius of Cone Base: %g\n", attrb.cone_radius);
  printf("\TColor Index: %d\n", attrb.color);
; c4 u: j$ @0 r" t  N  printf("\tFont Index: %d\n", attrb.font);
  printf("\tDensity Index: %d\n", attrb.density);
}