lily/colhpos.cc

   1 /*
   2   colhpos.cc -- implement Col_hpositions
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   7 */
   8
   9 #include "colhpos.hh"
  10 #include "real.hh"
  11 #include "debug.hh"
  12 #include "vector.hh"
  13 #include "line-spacer.hh"
  14
  15 Col_hpositions::Col_hpositions()
  16 {
  17   energy_f_ = infinity_f;
  18   ugh_b_ = false;
  19   satisfies_constraints_b_ = false;
  20   spacer_l_ =0;
  21 }
  22
  23 Col_hpositions::~Col_hpositions()
  24 {
  25
  26 }
  27
  28 void
  29 Col_hpositions::add (Paper_column*c)
  30 {
  31   cols.push (c);
  32 }
  33
  34 void
  35 Col_hpositions::print() const
  36 {
  37 #ifndef NPRINT
  38   DOUT << "energy : " << energy_f_ << '\n';
  39   DOUT << "line of " << config.size() << " cols\n";
  40   Vector v (config);
  41   DOUT << v;
  42 #endif
  43 }
  44
  45 void
  46 Col_hpositions::OK() const
  47 {
  48 #ifndef NDEBUG
  49   assert (config.size() == cols.size ());
  50 #endif
  51 }
  52
  53 void
  54 Col_hpositions::set_stupid_solution(Vector v)
  55 {
  56   energy_f_ = infinity_f;
  57   ugh_b_ = true;
  58   config = v;
  59 }
  60
  61 void
  62 Col_hpositions::stupid_solution()
  63 {
  64   set_stupid_solution (spacer_l_->default_solution());
  65 }
  66
  67 void
  68 Col_hpositions::solve_line()
  69 {
  70   spacer_l_->solve (this);
  71 }
  72
  73
  74 void
  75 Col_hpositions::approximate_solve_line()
  76 {
  77   spacer_l_->lower_bound_solution (this);
  78 }
  79
  80