lily/page-spacing-result.cc

   1 /*
   2   page-spacing-result.cc -- implement Page_spacing_result
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 2007 Han-Wen Nienhuys <hanwen@lilypond.org>
   7
   8 */
   9
  10 #include "page-spacing-result.hh"
  11
  12 Page_spacing_result::Page_spacing_result ()
  13 {
  14   penalty_ = 0;
  15   demerits_ = infinity_f;
  16 }
  17
  18 vsize
  19 Page_spacing_result::system_count () const
  20 {
  21   vsize total = 0;
  22   for (vsize i = 0; i < systems_per_page_.size(); i++)
  23     total += systems_per_page_[i];
  24
  25   return total;
  26 }
  27
  28 vsize
  29 Page_spacing_result::page_count () const
  30 {
  31   return systems_per_page_.size();
  32 }
  33
  34 Real
  35 Page_spacing_result::average_force () const
  36 {
  37   Real average_force = 0;
  38   for (vsize i = 0; i < page_count (); i++)
  39     average_force += force_[i];
  40
  41   average_force /= page_count ();
  42   return average_force;
  43 }
  44
  45 void
  46 Page_spacing_result::print () const
  47 {
  48   printf ("penalty %lf, demerits %lf\n" , penalty_, demerits_);
  49   for (vsize i = 0; i < page_count (); i++)
  50     printf (" %d:  #sys=%d, force=%lf\n", int (i), int (systems_per_page_[i]),
  51             force_[i]);
  52 }