/*
- slur-configuration.cc -- implement Slur_configuration
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 2004--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 2004--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#include "slur-configuration.hh"
Slur_configuration::Slur_configuration ()
{
- tags_ = 0x0;
score_ = 0.0;
index_ = -1;
};
-
void
Slur_configuration::add_score (Real s, string desc)
{
Real demerit = factor * dy;
if (state.extremes_[d].stem_
&& state.extremes_[d].stem_dir_ == state.dir_
+ // TODO - Stem::get_beaming() should be precomputed.
&& !Stem::get_beaming (state.extremes_[d].stem_, -d))
demerit /= 5;
add_score (demerit, "slope");
}
+
+// This is a temporary hack to see how much we can gain by using a
+// priority queue on the beams to score.
+static int score_count = 0;
+LY_DEFINE (ly_slur_score_count, "ly:slur-score-count", 0, 0, 0,
+ (),
+ "count number of slur scores.") {
+ return scm_from_int (score_count);
+}
+
void
-Slur_configuration::calculate_score (Slur_score_state const &state)
+Slur_configuration::run_next_scorer (Slur_score_state const &state)
+{
+ switch (next_scorer_todo) {
+ case EXTRA_ENCOMPASS:
+ score_extra_encompass (state);
+ break;
+ case SLOPE:
+ score_slopes (state);
+ break;
+ case EDGES:
+ score_edges (state);
+ break;
+ case ENCOMPASS:
+ score_encompass (state);
+ break;
+ default:
+ assert (false);
+ }
+ next_scorer_todo++;
+ score_count++;
+}
+
+bool
+Slur_configuration::done () const
+{
+ return next_scorer_todo >= NUM_SCORERS;
+}
+
+Slur_configuration *
+Slur_configuration::new_config (Drul_array<Offset> const &offs, int idx)
{
- score_extra_encompass (state);
- score_slopes (state);
- score_edges (state);
- score_encompass (state);
+ Slur_configuration *conf = new Slur_configuration;
+ conf->attachment_ = offs;
+ conf->index_ = idx;
+ conf->next_scorer_todo = INITIAL_SCORE + 1;
+ return conf;
}