src/calcideal.cc

   1 #include "tstream.hh"
   2 #include "score.hh"
   3 #include "pscore.hh"
   4 #include "staff.hh"
   5 #include "paper.hh"
   6 #include "sccol.hh"
   7 #include "debug.hh"
   8
   9
  10 void
  11 Score::do_connect(PCol *c1, PCol *c2, Real d)
  12 {
  13     Idealspacing*sp=pscore_->get_spacing(c1,c2);
  14
  15     if (!sp->hooke){
  16         sp->hooke = 1.0;
  17         sp->space =d;
  18     }
  19 }
  20
  21 void
  22 Score::connect_nonmus(PCol* c1, PCol *c2, Real d)
  23 {
  24     if (c2->used() && c1->used()) {
  25         do_connect(c1,c2,d);
  26
  27         // alert! this is broken!
  28         if (c1->breakable()) {
  29             do_connect(c1->postbreak, c2,d);
  30         }
  31         if (c2->breakable()) {
  32             do_connect(c1, c2->prebreak,d);
  33         }
  34         if (c1->breakable() &&c2->breakable()) {
  35             do_connect(c1->postbreak, c2->prebreak,d);
  36         }
  37     }
  38 }
  39 /* this needs A LOT of rethinking.
  40
  41     generate springs between columns.
  42     */
  43 void
  44 Score::calc_idealspacing()
  45 {
  46     PCursor<Score_column*> sc(cols_);
  47
  48     for (; sc.ok(); sc++) {
  49         if (sc->musical)
  50             for (int i=0; i < sc->durations.sz(); i++) {
  51                 Real d = sc->durations[i];
  52                 Real dist = paper_->duration_to_dist(d);
  53                 PCol * c2 = find_col(sc->when + d,true)->pcol_;
  54                 connect_nonmus(sc->pcol_, c2, dist);
  55                 c2 = find_col(sc->when + d,false)->pcol_;
  56                 connect_nonmus(sc->pcol_, c2,  dist);
  57             }
  58         else if (sc->used()) {  // ignore empty columns
  59             PCol * c2 = find_col(sc->when,true)->pcol_;
  60             connect_nonmus(sc->pcol_, c2, 0.0);
  61         }
  62     }
  63 }
  64
  65