calcideal.cc

   1 #include "tstream.hh"
   2 #include "score.hh"
   3 #include "pscore.hh"
   4 #include "staff.hh"
   5 #include "misc.hh"
   6 #include "debug.hh"
   7
   8
   9 void
  10 Score::do_connect(PCol *c1, PCol *c2, Real d)
  11 {
  12     Idealspacing*sp=pscore_->get_spacing(c1,c2);
  13
  14     if (!sp->hooke){
  15         sp->hooke = 1.0;
  16         sp->space =d;
  17     }
  18 }
  19
  20 void
  21 Score::connect_nonmus(PCol* c1, PCol *c2, Real d)
  22 {
  23     if (c2->used && c1->used) {
  24         do_connect(c1,c2,d);
  25
  26         // alert! this is broken!
  27         if (c1->breakable) {
  28             do_connect(c1->postbreak, c2,d);
  29         }
  30         if (c2->breakable) {
  31             do_connect(c1, c2->prebreak,d);
  32         }
  33         if (c1->breakable &&c2->breakable) {
  34             do_connect(c1->postbreak, c2->prebreak,d);
  35         }
  36     }
  37 }
  38 /* this needs A LOT of rethinking.
  39
  40     generate springs between columns.
  41     */
  42 void
  43 Score::calc_idealspacing()
  44 {
  45     PCursor<Score_column*> sc(cols_);
  46
  47     for (; sc.ok(); sc++) {
  48         if (sc->musical)
  49             for (int i=0; i < sc->durations.sz(); i++) {
  50                 Mtime d = sc->durations[i];
  51                 Real dist = duration_to_idealspace(d);
  52                 PCol * c2 = find_col(sc->when + d,true)->pcol;
  53                 connect_nonmus(sc->pcol, c2, dist);
  54                 c2 = find_col(sc->when + d,false)->pcol;
  55                 connect_nonmus(sc->pcol, c2,  dist);
  56             }
  57         else if (sc->used()) {  // ignore empty columns
  58             PCol * c2 = find_col(sc->when,true)->pcol;
  59             connect_nonmus(sc->pcol,c2,0.0);
  60         }
  61     }
  62 }
  63
  64