/*
- tie-formatting-problem.cc -- implement Tie_formatting_problem
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 2005--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 2005--2006 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 <cstdio>
#include "tie-formatting-problem.hh"
+#include "axis-group-interface.hh"
#include "paper-column.hh"
-#include "bezier.hh"
+#include "bezier.hh"
#include "directional-element-interface.hh"
#include "libc-extension.hh"
#include "misc.hh"
#include "note-head.hh"
#include "rhythmic-head.hh"
-#include "spanner.hh"
+#include "semi-tie.hh"
+#include "spanner.hh"
#include "staff-symbol-referencer.hh"
#include "stem.hh"
#include "tie-configuration.hh"
#include "tie.hh"
#include "warn.hh"
-
+#include "pointer-group-interface.hh"
+#include "output-def.hh"
void
Tie_formatting_problem::print_ties_configuration (Ties_configuration const *ties)
char const *man_pos = (specifications_[i].has_manual_position_) ? "(M)" : "";
char const *man_dir = (specifications_[i].has_manual_dir_) ? "(M)" : "";
char const *dir = (ties->at (i).dir_ == UP) ? "up" : "dn";
-
+
printf ("(P%d%s, %s%s) ", ties->at (i).position_, man_pos, dir, man_dir);
}
printf ("\n");
Interval
Tie_formatting_problem::get_attachment (Real y, Drul_array<int> columns) const
{
- Interval attachments (0,0);
- Direction d = LEFT;
- do
+ Interval attachments (0, 0);
+
+ for (LEFT_and_RIGHT (d))
{
Tuple2<int> key (columns[d], int (d));
Chord_outline_map::const_iterator i (chord_outlines_.find (key));
if (i == chord_outlines_.end ())
- programming_error ("Cannot find chord outline");
+ programming_error ("Cannot find chord outline");
else
- attachments[d] = i->second.height (y);
+ attachments[d] = i->second.height (y);
}
- while (flip (&d) != LEFT);
-
+
return attachments;
}
-Tie_formatting_problem::Tie_formatting_problem()
+Tie_formatting_problem::Tie_formatting_problem ()
{
x_refpoint_ = 0;
+ y_refpoint_ = 0;
+ use_horizontal_spacing_ = true;
}
Tie_formatting_problem::~Tie_formatting_problem ()
}
void
-Tie_formatting_problem::set_column_chord_outline (vector<Item*> bounds,
- Direction dir,
- int column_rank)
+Tie_formatting_problem::set_column_chord_outline (vector<Item *> bounds,
+ Direction dir,
+ int column_rank)
{
Real staff_space = Staff_symbol_referencer::staff_space (bounds[0]);
for (vsize i = 0; i < bounds.size (); i++)
{
Grob *head = bounds[i];
- if (!Note_head::has_interface (head))
- continue;
-
+ if (!has_interface<Note_head> (head))
+ continue;
+
if (!stem)
- stem = unsmob_grob (head->get_object ("stem"));
-
+ stem = unsmob<Grob> (head->get_object ("stem"));
+
Real p = Staff_symbol_referencer::get_position (head);
- Interval y ((p-1) * 0.5 * staff_space,
- (p+1) * 0.5 * staff_space);
+ Interval y ((p - 1) * 0.5 * staff_space,
+ (p + 1) * 0.5 * staff_space);
Interval x = head->extent (x_refpoint_, X_AXIS);
head_boxes.push_back (Box (x, y));
Grob *dots = Rhythmic_head::get_dots (head);
if (dir == LEFT && dots)
- {
- Interval x = dots->extent (x_refpoint_, X_AXIS);
- int p = int (Staff_symbol_referencer::get_position (dots));
-
- dot_positions_.insert (p);
- dot_x_.unite (x);
-
- Interval y (dots->extent (dots, Y_AXIS));
- y.translate (p * staff_space * 0.5);
-
- boxes.push_back (Box (x, y));
- }
- }
+ {
+ Interval x = dots->extent (x_refpoint_, X_AXIS);
+ int p = int (Staff_symbol_referencer::get_position (dots));
- Tuple2<int> key (column_rank, int (dir));
+ /*
+ TODO: shouldn't this use column-rank dependent key?
+ */
+ dot_positions_.insert (p);
+ dot_x_.unite (x);
- if (stem
- && !Stem::is_invisible (stem))
- {
- Interval x;
- x.add_point (stem->relative_coordinate (x_refpoint_, X_AXIS));
- x.widen (staff_space / 20); // ugh.
- Interval y;
- y.add_point (Stem::stem_end_position (stem) * staff_space * .5);
+ Interval y (dots->extent (dots, Y_AXIS));
+ y.translate (p * staff_space * 0.5);
- Direction stemdir = get_grob_direction (stem);
- y.add_point (Stem::head_positions (stem)[-stemdir]
- * staff_space * .5);
-
- boxes.push_back (Box (x, y));
+ boxes.push_back (Box (x, y));
+ }
+ }
- stem_extents_[key].unite (Box (x,y));
+ Tuple2<int> key (column_rank, int (dir));
- if (dir == LEFT)
- {
- Box flag_box = Stem::get_translated_flag (stem).extent_box ();
- flag_box.translate( Offset (x[RIGHT], X_AXIS));
- boxes.push_back (flag_box);
- }
- }
- else if (stem)
+ if (stem)
{
- Grob *head = Stem::support_head (stem);
-
- /*
- In case of invisible stem, don't pass x-center of heads.
- */
- Real x_center = head->extent (x_refpoint_, X_AXIS).center ();
- Interval x_ext;
- x_ext[-dir] = x_center;
- Interval y_ext;
- for (vsize j = 0; j < head_boxes.size (); j++)
- y_ext.unite (head_boxes[j][Y_AXIS]);
+ if (Stem::is_normal_stem (stem))
+ {
+ Interval x;
+ x.add_point (stem->relative_coordinate (x_refpoint_, X_AXIS));
+ x.widen (staff_space / 20); // ugh.
+ Interval y;
+
+ Real stem_end_position = 0.0;
+ if (Stem::is_cross_staff (stem))
+ stem_end_position = get_grob_direction (stem) * infinity_f;
+ else
+ {
+ if (use_horizontal_spacing_ || !Stem::get_beam (stem))
+ stem_end_position = stem->extent (stem, Y_AXIS)[get_grob_direction (stem)];
+ else
+ // May want to change this to the stem's pure height...
+ stem_end_position = Stem::head_positions (stem)[get_grob_direction (stem)]
+ * staff_space * .5;
+ }
+
+ y.add_point (stem_end_position);
+
+ Direction stemdir = get_grob_direction (stem);
+ y.add_point (Stem::head_positions (stem)[-stemdir]
+ * staff_space * .5);
+
+ /*
+ add extents of stem.
+ */
+ boxes.push_back (Box (x, y));
+
+ stem_extents_[key].unite (Box (x, y));
+
+ if (dir == LEFT)
+ {
+ Grob *flag = Stem::flag (stem);
+ if (flag)
+ {
+ Grob *commony = stem->common_refpoint (flag, Y_AXIS);
+ boxes.push_back (Box (flag->extent (x_refpoint_, X_AXIS),
+ flag->extent (commony, Y_AXIS)));
+ }
+ }
+ }
+ else
+ {
+ Grob *head = Stem::support_head (stem);
+
+ /*
+ In case of invisible stem, don't pass x-center of heads.
+ */
+ Real x_center = head->extent (x_refpoint_, X_AXIS).center ();
+ Interval x_ext;
+ x_ext[-dir] = x_center;
+ x_ext[dir] = infinity_f * dir;
+ Interval y_ext;
+ for (vsize j = 0; j < head_boxes.size (); j++)
+ y_ext.unite (head_boxes[j][Y_AXIS]);
+
+ boxes.push_back (Box (x_ext, y_ext));
+ }
+
+ extract_grob_set (stem, "note-heads", heads);
+ for (vsize i = 0; i < heads.size (); i++)
+ {
+ if (find (bounds.begin (), bounds.end (), dynamic_cast<Item *> (heads[i])) == bounds.end ())
+ {
+ /*
+ other untied notes in the same chord.
+ */
+
+ Interval y = Staff_symbol_referencer::extent_in_staff (heads[i]);
+ Interval x = heads[i]->extent (x_refpoint_, X_AXIS);
+ boxes.push_back (Box (x, y));
+ }
+
+ Grob *acc = unsmob<Grob> (heads[i]->get_object ("accidental-grob"));
+ if (acc)
+ acc->get_property ("after-line-breaking"); /* trigger tie-related suicide */
+
+ if (acc && acc->is_live () && dir == RIGHT)
+ {
+ boxes.push_back (Box (acc->extent (x_refpoint_, X_AXIS),
+ Staff_symbol_referencer::extent_in_staff (acc)));
+ }
+
+ head_positions_[column_rank].add_point (int (Staff_symbol_referencer::get_position (heads[i])));
+ }
- boxes.push_back (Box (x_ext, y_ext));
}
-
- Direction updowndir = DOWN;
- do
+
+ for (DOWN_and_UP (updowndir))
{
Interval x;
Interval y;
- if (head_boxes.size())
- {
- Box b = boundary (head_boxes, updowndir, 0);
- x = b[X_AXIS];
- x[-dir] = b[X_AXIS].linear_combination (-dir / 2);
- y[-updowndir] = b[Y_AXIS][updowndir];
- y[updowndir] = updowndir * infinity_f;
- }
+ if (head_boxes.size ())
+ {
+ Box b = boundary (head_boxes, updowndir, 0);
+ x = b[X_AXIS];
+ x[-dir] = b[X_AXIS].linear_combination (-dir / 2);
+ y[-updowndir] = b[Y_AXIS][updowndir];
+ y[updowndir] = updowndir * infinity_f;
+ }
if (!x.is_empty ())
- boxes.push_back (Box (x, y));
+ boxes.push_back (Box (x, y));
}
- while (flip (&updowndir) != DOWN);
- /* todo: the horizon_padding is somewhat arbitrary */
- chord_outlines_[key] = Skyline (boxes, 0.1, Y_AXIS, -dir);
+ chord_outlines_[key] = Skyline (boxes, Y_AXIS, -dir).padded (details_.skyline_padding_);
if (bounds[0]->break_status_dir ())
{
- Real x = robust_relative_extent (bounds[0], x_refpoint_, X_AXIS)[-dir];
-
- chord_outlines_[key].set_minimum_height (x);
+ Interval iv (Axis_group_interface::staff_extent (bounds[0], x_refpoint_, X_AXIS, y_refpoint_, Y_AXIS));
+ if (iv.is_empty ())
+ iv.add_point (bounds[0]->relative_coordinate (x_refpoint_, X_AXIS));
+
+ chord_outlines_[key].set_minimum_height (iv[-dir]);
}
else
{
Interval x;
for (vsize j = 0; j < head_boxes.size (); j++)
- {
- x.unite (head_boxes[j][X_AXIS]);
- }
-
+ {
+ x.unite (head_boxes[j][X_AXIS]);
+ }
+
chord_outlines_[key].set_minimum_height (x[dir]);
}
}
void
-Tie_formatting_problem::set_chord_outline (vector<Item*> bounds,
- Direction dir)
+Tie_formatting_problem::set_chord_outline (vector<Item *> bounds,
+ Direction dir)
{
vector<int> ranks;
for (vsize i = 0; i < ranks.size (); i++)
{
- vector<Item*> col_items;
- for (vsize j = 0; j < bounds.size (); j ++)
- {
- if (bounds[j]->get_column ()->get_rank () == ranks[i])
- col_items.push_back (bounds[j]);
- }
+ vector<Item *> col_items;
+ for (vsize j = 0; j < bounds.size (); j++)
+ {
+ if (bounds[j]->get_column ()->get_rank () == ranks[i])
+ col_items.push_back (bounds[j]);
+ }
set_column_chord_outline (col_items, dir, ranks[i]);
}
}
-
-
void
Tie_formatting_problem::from_tie (Grob *tie)
{
- vector<Grob*> ties;
+ vector<Grob *> ties;
ties.push_back (tie);
from_ties (ties);
}
void
-Tie_formatting_problem::from_ties (vector<Grob*> const &ties)
+Tie_formatting_problem::from_ties (vector<Grob *> const &ties)
{
if (ties.empty ())
return;
-
+
x_refpoint_ = ties[0];
+ y_refpoint_ = ties[0];
for (vsize i = 0; i < ties.size (); i++)
{
- x_refpoint_ = dynamic_cast<Spanner*> (ties[i])->get_bound (LEFT)->common_refpoint (x_refpoint_, X_AXIS);
- x_refpoint_ = dynamic_cast<Spanner*> (ties[i])->get_bound (RIGHT)->common_refpoint (x_refpoint_, X_AXIS);
+ Spanner *tie = dynamic_cast<Spanner *> (ties[i]);
+ Item *l = tie->get_bound (LEFT);
+ Item *r = tie->get_bound (RIGHT);
+
+ x_refpoint_ = l->common_refpoint (x_refpoint_, X_AXIS);
+ x_refpoint_ = r->common_refpoint (x_refpoint_, X_AXIS);
+
+ if (!l->break_status_dir ())
+ y_refpoint_ = l->common_refpoint (y_refpoint_, Y_AXIS);
+ if (!r->break_status_dir ())
+ y_refpoint_ = r->common_refpoint (y_refpoint_, Y_AXIS);
}
details_.from_grob (ties[0]);
-
- Direction d = LEFT;
- do
+
+ for (LEFT_and_RIGHT (d))
{
- vector<Item*> bounds;
-
+ vector<Item *> bounds;
+
for (vsize i = 0; i < ties.size (); i++)
- {
- Item *it = dynamic_cast<Spanner*> (ties[i])->get_bound (d);
- if (it->break_status_dir ())
- {
- Item *sep
- = dynamic_cast<Item*> (unsmob_grob (ties[i]->get_object ("separation-item")));
- if (sep && sep->get_column () == it->get_column ())
- it = sep;
- }
-
- bounds.push_back (it);
- }
-
+ {
+ Spanner *tie = dynamic_cast<Spanner *> (ties[i]);
+ Item *it = tie->get_bound (d);
+ if (it->break_status_dir ())
+ it = it->get_column ();
+
+ bounds.push_back (it);
+ }
+
set_chord_outline (bounds, d);
}
- while (flip (&d) != LEFT);
-
for (vsize i = 0; i < ties.size (); i++)
{
+ Spanner *tie = dynamic_cast<Spanner *> (ties[i]);
Tie_specification spec;
+ spec.from_grob (tie);
- spec.get_tie_manual_settings (ties[i]);
-
-
-
- do
- {
- spec.note_head_drul_[d] = Tie::head (ties[i], d);
- spec.column_ranks_[d] = Tie::get_column_rank (ties[i], d);
- }
- while (flip (&d) != LEFT);
+ for (LEFT_and_RIGHT (d))
+ {
+ spec.note_head_drul_[d] = Tie::head (tie, d);
+ spec.column_ranks_[d] = Tie::get_column_rank (tie, d);
+ }
specifications_.push_back (spec);
}
}
void
-Tie_formatting_problem::from_semi_ties (vector<Grob*> const &semi_ties, Direction head_dir)
+Tie_formatting_problem::from_semi_ties (vector<Grob *> const &semi_ties, Direction head_dir)
{
if (semi_ties.empty ())
return;
-
+
+ use_horizontal_spacing_ = false;
details_.from_grob (semi_ties[0]);
- vector<Item*> heads;
+ vector<Item *> heads;
int column_rank = -1;
for (vsize i = 0; i < semi_ties.size (); i++)
{
+ Item *semi_tie = dynamic_cast<Item *> (semi_ties[i]);
Tie_specification spec;
- Item *head = unsmob_item (semi_ties[i]->get_object ("note-head"));
-
+ Item *head = Semi_tie::head (semi_tie);
+
if (!head)
- programming_error ("LV tie without head?!");
+ programming_error ("LV tie without head?!");
if (head)
- {
- spec.position_ = int (Staff_symbol_referencer::get_position (head));
- }
+ {
+ spec.position_ = int (Staff_symbol_referencer::get_position (head));
+ }
+
+ spec.from_grob (semi_tie);
- spec.get_tie_manual_settings (semi_ties[i]);
-
spec.note_head_drul_[head_dir] = head;
- column_rank = Tie::get_column_rank (semi_ties[i], head_dir);
+ column_rank = Semi_tie::get_column_rank (semi_tie);
spec.column_ranks_ = Drul_array<int> (column_rank, column_rank);
heads.push_back (head);
specifications_.push_back (spec);
}
- x_refpoint_ = semi_ties [0];
+ x_refpoint_ = semi_ties[0];
+ y_refpoint_ = semi_ties[0];
+
for (vsize i = 0; i < semi_ties.size (); i++)
- x_refpoint_ = semi_ties[i]->common_refpoint (x_refpoint_, X_AXIS);
+ {
+ x_refpoint_ = semi_ties[i]->common_refpoint (x_refpoint_, X_AXIS);
+ y_refpoint_ = semi_ties[i]->common_refpoint (y_refpoint_, Y_AXIS);
+ }
for (vsize i = 0; i < heads.size (); i++)
- x_refpoint_ = heads[i]->common_refpoint (x_refpoint_, X_AXIS);
+ {
+ x_refpoint_ = heads[i]->common_refpoint (x_refpoint_, X_AXIS);
+ y_refpoint_ = heads[i]->common_refpoint (y_refpoint_, Y_AXIS);
+ }
set_chord_outline (heads, head_dir);
chord_outlines_[open_key].set_minimum_height (extremal - head_dir * 1.5);
}
-
Tie_specification
Tie_formatting_problem::get_tie_specification (int i) const
{
return specifications_[i];
}
-
/*
- Return configuration, create it if necessary.
+ Return configuration, create it if necessary.
*/
-Tie_configuration*
-Tie_formatting_problem::get_configuration (int pos, Direction dir, Drul_array<int> columns) const
+Tie_configuration *
+Tie_formatting_problem::get_configuration (int pos, Direction dir, Drul_array<int> columns,
+ bool tune_dy) const
{
- int key_components[] = {
+ int key_components[]
+ =
+ {
pos, dir, columns[LEFT], columns[RIGHT]
};
- Tuple<int,4> key (key_components);
-
+ Tuple<int, 4> key (key_components);
+
Tie_configuration_map::const_iterator f = possibilities_.find (key);
if (f != possibilities_.end ())
{
return (*f).second;
}
-
- Tie_configuration *conf = generate_configuration (pos, dir, columns);
- ((Tie_formatting_problem*) this)->possibilities_[key] = conf;
+ Tie_configuration *conf = generate_configuration (pos, dir, columns, tune_dy);
+ ((Tie_formatting_problem *) this)->possibilities_[key] = conf;
return conf;
}
-Tie_configuration*
+Tie_configuration *
Tie_formatting_problem::generate_configuration (int pos, Direction dir,
- Drul_array<int> columns) const
+ Drul_array<int> columns, bool y_tune) const
{
Tie_configuration *conf = new Tie_configuration;
conf->position_ = pos;
conf->dir_ = dir;
-
+
conf->column_ranks_ = columns;
-
+
Real y = conf->position_ * 0.5 * details_.staff_space_;
- bool y_tune = true;
if (dot_positions_.find (pos) != dot_positions_.end ())
{
conf->delta_y_ += dir * 0.25 * details_.staff_space_;
y_tune = false;
}
-
+
if (y_tune
&& max (fabs (get_head_extent (columns[LEFT], LEFT, Y_AXIS)[dir] - y),
- fabs (get_head_extent (columns[RIGHT], RIGHT, Y_AXIS)[dir] - y)) < 0.25
+ fabs (get_head_extent (columns[RIGHT], RIGHT, Y_AXIS)[dir] - y)) < 0.25
&& !Staff_symbol_referencer::on_line (details_.staff_symbol_referencer_, pos))
{
- conf->delta_y_ =
- (get_head_extent (columns[LEFT], LEFT, Y_AXIS)[dir] - y)
- + dir * details_.outer_tie_vertical_gap_;
+ conf->delta_y_
+ = (get_head_extent (columns[LEFT], LEFT, Y_AXIS)[dir] - y)
+ + dir * details_.outer_tie_vertical_gap_;
}
if (y_tune)
{
conf->attachment_x_ = get_attachment (y + conf->delta_y_, conf->column_ranks_);
- Real h = conf->height (details_);
-
+ Real h = conf->height (details_);
+
/*
- TODO:
+ TODO:
+
+ - should make sliding criterion, should flatten ties if
- - should make sliding criterion, should flatten ties if
+ - they're just the wrong (ie. touching line at top & bottom)
+ size.
- - they're just the wrong (ie. touching line at top & bottom)
- size.
-
*/
- if (h < details_.intra_space_threshold_ * 0.5 * details_.staff_space_)
- {
- if (!Staff_symbol_referencer::on_line (details_.staff_symbol_referencer_, pos)
- && abs (pos) < 2 * Staff_symbol_referencer::staff_radius (details_.staff_symbol_referencer_))
- {
- conf->center_tie_vertically (details_);
- }
- else if (Staff_symbol_referencer::on_line (details_.staff_symbol_referencer_, pos))
- {
- conf->delta_y_ += dir *
- details_.tip_staff_line_clearance_ * 0.5 * details_.staff_space_;
- }
- }
- else
- {
- Real top_y = y + conf->delta_y_ + conf->dir_ * h;
- Real top_pos = top_y / (0.5*details_.staff_space_);
- int round_pos = int (my_round (top_pos));
-
- /* TODO: should use other variable? */
- Real clearance = details_.center_staff_line_clearance_;
- if (fabs (top_pos - round_pos) < clearance
- && Staff_symbol_referencer::on_staff_line (details_.staff_symbol_referencer_,
- round_pos))
- {
- Real new_y = (round_pos + clearance * conf->dir_) * 0.5 * details_.staff_space_;
- conf->delta_y_ = (new_y - top_y);
- }
- }
+ Interval staff_span
+ = Staff_symbol_referencer::staff_span (details_.staff_symbol_referencer_);
+ staff_span.widen (-1);
+ bool const within_staff = staff_span.contains (pos);
+ if (head_positions_slice (columns[LEFT]).contains (pos)
+ || head_positions_slice (columns[RIGHT]).contains (pos)
+ || within_staff)
+ {
+ if (h < details_.intra_space_threshold_ * 0.5 * details_.staff_space_)
+ {
+ if (Staff_symbol_referencer::on_line (details_.staff_symbol_referencer_, pos))
+ {
+ conf->delta_y_ += dir *
+ details_.tip_staff_line_clearance_ * 0.5 * details_.staff_space_;
+ }
+ else if (within_staff)
+ {
+ conf->center_tie_vertically (details_);
+ }
+ }
+ else
+ {
+ Real top_y = y + conf->delta_y_ + conf->dir_ * h;
+ Real top_pos = top_y / (0.5 * details_.staff_space_);
+ int round_pos = int (my_round (top_pos));
+
+ /* TODO: should use other variable? */
+ Real clearance = details_.center_staff_line_clearance_;
+ if (fabs (top_pos - round_pos) < clearance
+ && Staff_symbol_referencer::on_staff_line (details_.staff_symbol_referencer_,
+ round_pos))
+ {
+ Real new_y = (round_pos + clearance * conf->dir_) * 0.5 * details_.staff_space_;
+ conf->delta_y_ = (new_y - top_y);
+ }
+ }
+ }
}
-
conf->attachment_x_ = get_attachment (y + conf->delta_y_, conf->column_ranks_);
if (conf->height (details_) < details_.intra_space_threshold_ * 0.5 * details_.staff_space_)
{
/*
- This is less sensible for long ties, since those are more
- horizontal.
+ This is less sensible for long ties, since those are more
+ horizontal.
*/
Interval close_by = get_attachment (y
- + conf->delta_y_
- + (dir * details_.intra_space_threshold_ * 0.25
- * details_.staff_space_),
- conf->column_ranks_);
-
+ + conf->delta_y_
+ + (dir * details_.intra_space_threshold_ * 0.25
+ * details_.staff_space_),
+ conf->column_ranks_);
+
conf->attachment_x_.intersect (close_by);
}
if (conf->column_span_length ())
{
/*
- avoid the stems that we attach to as well. We don't do this
- for semities (span length = 0)
+ avoid the stems that we attach to as well. We don't do this
+ for semities (span length = 0)
- It would be better to check D against HEAD-DIRECTION if
- applicable.
+ It would be better to check D against HEAD-DIRECTION if
+ applicable.
*/
- Direction d = LEFT;
- do
- {
- Real y = conf->position_ * details_.staff_space_ * 0.5 + conf->delta_y_;
- if (get_stem_extent (conf->column_ranks_[d], d, X_AXIS).is_empty ()
- || !get_stem_extent (conf->column_ranks_[d], d, Y_AXIS).contains (y))
- continue;
-
- conf->attachment_x_[d] =
- d * min (d * conf->attachment_x_[d],
- d * (get_stem_extent (conf->column_ranks_[d], d, X_AXIS)[-d] - d * details_.stem_gap_));
- }
- while (flip (&d) != LEFT);
- }
+ for (LEFT_and_RIGHT (d))
+ {
+ Real y = conf->position_ * details_.staff_space_ * 0.5 + conf->delta_y_;
+ if (get_stem_extent (conf->column_ranks_[d], d, X_AXIS).is_empty ()
+ || !get_stem_extent (conf->column_ranks_[d], d, Y_AXIS).contains (y))
+ continue;
+
+ conf->attachment_x_[d]
+ = d * min (d * conf->attachment_x_[d],
+ d * (get_stem_extent (conf->column_ranks_[d], d, X_AXIS)[-d] - d * details_.stem_gap_));
+ }
+ }
return conf;
}
*/
Real
Tie_formatting_problem::score_aptitude (Tie_configuration *conf,
- Tie_specification const &spec,
- Ties_configuration *ties_conf, int tie_idx) const
+ Tie_specification const &spec,
+ Ties_configuration *ties_conf, int tie_idx) const
{
Real penalty = 0.0;
Real curve_y = conf->position_ * details_.staff_space_ * 0.5 + conf->delta_y_;
Real tie_y = spec.position_ * details_.staff_space_ * 0.5;
if (sign (curve_y - tie_y) != conf->dir_)
{
- Real p = details_.wrong_direction_offset_penalty_;
+ Real p = details_.wrong_direction_offset_penalty_;
if (ties_conf)
- ties_conf->add_tie_score (p, tie_idx, "wrong dir");
+ ties_conf->add_tie_score (p, tie_idx, "wrong dir");
else
- penalty += p;
+ penalty += p;
}
{
- Real p = details_.vertical_distance_penalty_factor_ * fabs (curve_y - tie_y);
+ Real relevant_dist = max (fabs (curve_y - tie_y) - 0.5, 0.0);
+ Real p = details_.vertical_distance_penalty_factor_ * convex_amplifier (1.0, 0.9, relevant_dist);
if (ties_conf)
ties_conf->add_tie_score (p, tie_idx, "vdist");
else
- penalty += p;
+ penalty += p;
}
-
- Direction d = LEFT;
- do
+
+ for (LEFT_and_RIGHT (d))
{
if (!spec.note_head_drul_[d])
- continue;
-
+ continue;
+
Interval head_x = spec.note_head_drul_[d]->extent (x_refpoint_, X_AXIS);
Real dist = head_x.distance (conf->attachment_x_[d]);
/*
- TODO: flatten with log or sqrt.
+ TODO: flatten with log or sqrt.
*/
- Real p = details_.horizontal_distance_penalty_factor_ * dist;
+ Real p = details_.horizontal_distance_penalty_factor_
+ * convex_amplifier (1.25, 1.0, dist);
if (ties_conf)
- ties_conf->add_tie_score (p, tie_idx,
- (d == LEFT) ? "lhdist" : "rhdist");
+ ties_conf->add_tie_score (p, tie_idx,
+ (d == LEFT) ? "lhdist" : "rhdist");
else
- penalty += p;
+ penalty += p;
+
+ }
+
+ if (ties_conf
+ && ties_conf->size () == 1)
+ {
+ Drul_array<Grob *> stems (0, 0);
+ for (LEFT_and_RIGHT (d))
+ {
+ if (!spec.note_head_drul_[d])
+ continue;
+
+ Grob *stem = unsmob<Grob> (spec.note_head_drul_[d]->get_object ("stem"));
+ if (stem
+ && Stem::is_normal_stem (stem))
+ stems[d] = stem;
+ }
+
+ bool tie_stem_dir_ok = true;
+ bool tie_position_dir_ok = true;
+ if (stems[LEFT] && !stems[RIGHT])
+ tie_stem_dir_ok = conf->dir_ != get_grob_direction (stems[LEFT]);
+ else if (!stems[LEFT] && stems[RIGHT])
+ tie_stem_dir_ok = conf->dir_ != get_grob_direction (stems[RIGHT]);
+ else if (stems[LEFT] && stems[RIGHT]
+ && get_grob_direction (stems[LEFT]) == get_grob_direction (stems[RIGHT]))
+ tie_stem_dir_ok = conf->dir_ != get_grob_direction (stems[LEFT]);
+ else if (spec.position_)
+ tie_position_dir_ok = conf->dir_ == sign (spec.position_);
+
+ if (!tie_stem_dir_ok)
+ ties_conf->add_score (details_.same_dir_as_stem_penalty_, "tie/stem dir");
+ if (!tie_position_dir_ok)
+ ties_conf->add_score (details_.same_dir_as_stem_penalty_, "tie/pos dir");
}
- while (flip (&d) != LEFT);
return penalty;
}
+Slice
+Tie_formatting_problem::head_positions_slice (int rank) const
+{
+ Position_extent_map::const_iterator i (head_positions_.find (rank));
+ if (i != head_positions_.end ())
+ {
+ return (*i).second;
+ }
+ Slice empty;
+ return empty;
+}
+
+/*
+ Score a configuration, ie. how well these ties looks without regard
+ to the note heads that they should connect to.
+ */
void
Tie_formatting_problem::score_configuration (Tie_configuration *conf) const
{
if (conf->scored_)
{
- return ;
+ return;
}
-
+
Real length = conf->attachment_x_.length ();
+ Real length_penalty
+ = peak_around (0.33 * details_.min_length_, details_.min_length_, length);
conf->add_score (details_.min_length_penalty_factor_
- * peak_around (0.33 * details_.min_length_, details_.min_length_, length),
- "minlength");
-
+ * length_penalty, "minlength");
+
Real tip_pos = conf->position_ + conf->delta_y_ / 0.5 * details_.staff_space_;
Real tip_y = tip_pos * details_.staff_space_ * 0.5;
- Real height = conf->height (details_);
+ Real height = conf->height (details_);
Real top_y = tip_y + conf->dir_ * height;
Real top_pos = 2 * top_y / details_.staff_space_;
Real round_top_pos = rint (top_pos);
+ Interval staff_span
+ = Staff_symbol_referencer::staff_span (details_.staff_symbol_referencer_);
if (Staff_symbol_referencer::on_line (details_.staff_symbol_referencer_,
- int (round_top_pos))
- && Staff_symbol_referencer::staff_radius (details_.staff_symbol_referencer_) > top_y)
+ int (round_top_pos))
+ && staff_span[UP] * 0.5 > top_y)
{
- conf->add_score (
- details_.staff_line_collision_penalty_
- * peak_around (0.1 * details_.center_staff_line_clearance_,
- details_.center_staff_line_clearance_,
- fabs (top_pos - round_top_pos)),
- "line center");
+ conf->add_score (details_.staff_line_collision_penalty_
+ * peak_around (0.1 * details_.center_staff_line_clearance_,
+ details_.center_staff_line_clearance_,
+ fabs (top_pos - round_top_pos)),
+ "line center");
}
-
- if (Staff_symbol_referencer::on_line (details_.staff_symbol_referencer_,
- int (rint (tip_pos))))
+
+ int rounded_tip_pos = int (rint (tip_pos));
+ staff_span.widen (-1);
+ if (Staff_symbol_referencer::on_line (details_.staff_symbol_referencer_, rounded_tip_pos)
+ && (head_positions_slice (conf->column_ranks_[LEFT]).contains (rounded_tip_pos)
+ || head_positions_slice (conf->column_ranks_[RIGHT]).contains (rounded_tip_pos)
+ || staff_span.contains (rounded_tip_pos))
+ )
{
conf->add_score (details_.staff_line_collision_penalty_
- * peak_around (0.1 * details_.tip_staff_line_clearance_,
- details_.tip_staff_line_clearance_,
- fabs (tip_pos - rint (tip_pos))),
- "tipline");
+ * peak_around (0.1 * details_.tip_staff_line_clearance_,
+ details_.tip_staff_line_clearance_,
+ fabs (tip_pos - rint (tip_pos))),
+ "tipline");
}
if (!dot_x_.is_empty ())
{
/* use left edge? */
Real x = dot_x_.center ();
-
+
Bezier b = conf->get_transformed_bezier (details_);
if (b.control_point_extent (X_AXIS).contains (x))
- {
- Real y = b.get_other_coordinate (X_AXIS, x);
-
- for (set<int>::const_iterator i (dot_positions_.begin ());
- i != dot_positions_.end (); i ++)
- {
- int dot_pos = (*i);
- conf->add_score (details_.dot_collision_penalty_
- * peak_around (.1 * details_.dot_collision_clearance_,
- details_.dot_collision_clearance_,
- fabs (dot_pos * details_.staff_space_ * 0.5 - y)),
- "dot collision");
- }
- }
+ {
+ Real y = b.get_other_coordinate (X_AXIS, x);
+
+ for (set<int>::const_iterator i (dot_positions_.begin ());
+ i != dot_positions_.end (); i++)
+ {
+ int dot_pos = (*i);
+ conf->add_score (details_.dot_collision_penalty_
+ * peak_around (.1 * details_.dot_collision_clearance_,
+ details_.dot_collision_clearance_,
+ fabs (dot_pos * details_.staff_space_ * 0.5 - y)),
+ "dot collision");
+ }
+ }
}
conf->scored_ = true;
}
-Tie_configuration
-Tie_formatting_problem::find_optimal_tie_configuration (Tie_specification const &spec) const
-{
- vector<Tie_configuration*> confs;
-
- int pos = spec.position_;
- Direction dir = spec.manual_dir_;
-
- for (int i = 0; i < details_.single_tie_region_size_; i ++)
- {
- confs.push_back (generate_configuration (pos + i * dir, dir,
- spec.column_ranks_));
-
- if (spec.has_manual_position_)
- {
- confs.back ()->delta_y_
- = (spec.manual_position_ - spec.position_)
- * 0.5 * details_.staff_space_;
-
- break;
- }
- }
-
- vector<Real> scores;
-
- int best_idx = -1;
- Real best_score = 1e6;
- for (vsize i = 0; i < confs.size (); i ++)
- {
- score_configuration (confs[i]);
- Real score = score_aptitude (confs[i], spec, 0, 0)
- + confs[i]->score ();
-
- if (score < best_score)
- {
- best_score = score;
- best_idx = i;
- }
- }
-
- if (best_idx < 0)
- programming_error ("No best tie configuration found.");
-
- Tie_configuration best
- = (best_idx >= 0) ? *confs[best_idx] : *confs[0];
-
- for (vsize i = 0; i < confs.size (); i++)
- delete confs[i];
-
- return best;
-}
-
-Tie_specification::Tie_specification ()
-{
- has_manual_position_ = false;
- has_manual_dir_ = false;
- position_ = 0;
- manual_position_ = 0;
- manual_dir_ = CENTER;
- note_head_drul_[LEFT] =
- note_head_drul_[RIGHT] = 0;
- column_ranks_[RIGHT] =
- column_ranks_[LEFT] = 0;
-}
-
-
-void
-Tie_specification::get_tie_manual_settings (Grob *tie)
-{
- if (scm_is_number (tie->get_property_data ("direction")))
- {
- manual_dir_ = to_dir (tie->get_property ("direction"));
- has_manual_dir_ = true;
- }
-
- position_ = Tie::get_position (tie);
- if (scm_is_number (tie->get_property ("staff-position")))
- {
- manual_position_ = scm_to_double (tie->get_property ("staff-position"));
- has_manual_position_ = true;
- position_ = int (my_round (manual_position_));
- }
-}
-
-int
-Tie_specification::column_span () const
-{
- return column_ranks_[RIGHT] - column_ranks_[LEFT];
-}
-
void
Tie_formatting_problem::score_ties_aptitude (Ties_configuration *ties) const
{
- if (ties->size () != specifications_.size ())
+ if (ties->size () != specifications_.size ())
{
programming_error ("Huh? Mismatch between sizes.");
return;
for (vsize i = 0; i < ties->size (); i++)
score_aptitude (&ties->at (i), specifications_[i],
- ties, i);
+ ties, i);
}
void
{
if (ties->scored_)
return;
-
+
score_ties_configuration (ties);
score_ties_aptitude (ties);
ties->scored_ = true;
score_configuration (&ties->at (i));
ties->add_tie_score (ties->at (i).score (), i, "conf");
}
-
+
Real last_edge = 0.0;
Real last_center = 0.0;
for (vsize i = 0; i < ties->size (); i++)
{
Bezier b (ties->at (i).get_transformed_bezier (details_));
-
+
Real center = b.curve_point (0.5)[Y_AXIS];
Real edge = b.curve_point (0.0)[Y_AXIS];
-
+
if (i)
- {
- if (edge <= last_edge)
- ties->add_score (details_.tie_column_monotonicity_penalty_, "monoton edge");
- if (center <= last_center)
- ties->add_score (details_.tie_column_monotonicity_penalty_, "monoton cent");
-
- ties->add_score (details_.tie_tie_collision_penalty_ *
- peak_around (0.1 * details_.tie_tie_collision_distance_,
- details_.tie_tie_collision_distance_,
- fabs (center - last_center)),
- "tietie center");
- ties->add_score (details_.tie_tie_collision_penalty_ *
- peak_around (0.1 * details_.tie_tie_collision_distance_,
- details_.tie_tie_collision_distance_,
- fabs (edge - last_edge)), "tietie edge");
- }
+ {
+ if (edge <= last_edge)
+ ties->add_score (details_.tie_column_monotonicity_penalty_, "monoton edge");
+ if (center <= last_center)
+ ties->add_score (details_.tie_column_monotonicity_penalty_, "monoton cent");
+
+ ties->add_score (details_.tie_tie_collision_penalty_ *
+ peak_around (0.1 * details_.tie_tie_collision_distance_,
+ details_.tie_tie_collision_distance_,
+ fabs (center - last_center)),
+ "tietie center");
+ ties->add_score (details_.tie_tie_collision_penalty_ *
+ peak_around (0.1 * details_.tie_tie_collision_distance_,
+ details_.tie_tie_collision_distance_,
+ fabs (edge - last_edge)), "tietie edge");
+ }
last_edge = edge;
last_center = center;
}
- ties->add_score (details_.outer_tie_length_symmetry_penalty_factor_
- * fabs (ties->at (0).attachment_x_.length () - ties->back ().attachment_x_.length ()),
- "length symm");
-
- ties->add_score (details_.outer_tie_vertical_distance_symmetry_penalty_factor_
- * fabs (fabs (specifications_[0].position_ * 0.5 * details_.staff_space_
- - (ties->at (0).position_ * 0.5 * details_.staff_space_
- + ties->at (0).delta_y_))
- -
- fabs (specifications_.back ().position_ * 0.5 * details_.staff_space_
- - (ties->back ().position_ * 0.5 * details_.staff_space_
- + ties->back ().delta_y_))),
- "pos symmetry");
+ if (ties->size () > 1)
+ {
+ ties->add_score (details_.outer_tie_length_symmetry_penalty_factor_
+ * fabs (ties->at (0).attachment_x_.length () - ties->back ().attachment_x_.length ()),
+ "length symm");
+
+ ties->add_score (details_.outer_tie_vertical_distance_symmetry_penalty_factor_
+ * fabs (fabs (specifications_[0].position_ * 0.5 * details_.staff_space_
+ - (ties->at (0).position_ * 0.5 * details_.staff_space_
+ + ties->at (0).delta_y_))
+ -
+ fabs (specifications_.back ().position_ * 0.5 * details_.staff_space_
+ - (ties->back ().position_ * 0.5 * details_.staff_space_
+ + ties->back ().delta_y_))),
+ "pos symmetry");
+ }
}
/*
Ties_configuration copy;
for (vsize i = 0; i < ties_config.size (); i++)
{
- Tie_configuration * ptr = get_configuration (ties_config[i].position_, ties_config[i].dir_,
- ties_config[i].column_ranks_);
- if (specifications_[i].has_manual_position_)
- {
- ptr->delta_y_
- = (specifications_[i].manual_position_ - ties_config[i].position_)
- * 0.5 * details_.staff_space_;
- }
+ Tie_configuration *ptr = get_configuration (ties_config[i].position_, ties_config[i].dir_,
+ ties_config[i].column_ranks_,
+ !specifications_[i].has_manual_delta_y_);
+ if (specifications_[i].has_manual_delta_y_)
+ {
+ ptr->delta_y_
+ = (specifications_[i].manual_position_ - ties_config[i].position_)
+ * 0.5 * details_.staff_space_;
+ }
copy.push_back (*ptr);
}
-
+
return copy;
}
Ties_configuration
-Tie_formatting_problem::generate_base_chord_configuration ()
+Tie_formatting_problem::generate_base_chord_configuration ()
{
Ties_configuration ties_config;
- for (vsize i = 0; i < specifications_.size (); i ++)
+ for (vsize i = 0; i < specifications_.size (); i++)
{
Tie_configuration conf;
if (specifications_[i].has_manual_dir_)
- conf.dir_ = specifications_[i].manual_dir_;
+ conf.dir_ = specifications_[i].manual_dir_;
if (specifications_[i].has_manual_position_)
- {
- conf.position_ = (int) my_round (specifications_[i].manual_position_);
- conf.delta_y_ = (specifications_[i].manual_position_ - conf.position_)
- * 0.5 * details_.staff_space_;
- }
+ {
+ conf.position_ = (int) my_round (specifications_[i].manual_position_);
+ if (specifications_[i].has_manual_delta_y_)
+ conf.delta_y_ = (specifications_[i].manual_position_ - conf.position_)
+ * 0.5 * details_.staff_space_;
+ }
else
- {
- conf.position_ = specifications_[i].position_;
- }
+ {
+ conf.position_ = specifications_[i].position_;
+ }
conf.column_ranks_ = specifications_[i].column_ranks_;
ties_config.push_back (conf);
ties_config[i].position_ += ties_config[i].dir_;
ties_config = generate_ties_configuration (ties_config);
-
+
return ties_config;
}
Ties_configuration
Tie_formatting_problem::find_best_variation (Ties_configuration const &base,
- vector<Tie_configuration_variation> vars)
+ vector<Tie_configuration_variation> const &vars)
{
Ties_configuration best = base;
-
+
/*
This simply is 1-opt: we have K substitions, and we try applying
exactly every one for each.
for (vsize i = 0; i < vars.size (); i++)
{
Ties_configuration variant (base);
- variant[vars[i].index_] = *vars[i].suggestion_;
+ for (vsize j = 0; j < vars[i].index_suggestion_pairs_.size (); j++)
+ variant[vars[i].index_suggestion_pairs_[j].first] = *vars[i].index_suggestion_pairs_[j].second;
variant.reset_score ();
score_ties (&variant);
-
+
if (variant.score () < best.score ())
- {
- best = variant;
- }
+ {
+ best = variant;
+ }
}
return best;
}
-
-
Ties_configuration
-Tie_formatting_problem::generate_optimal_chord_configuration ()
+Tie_formatting_problem::generate_optimal_configuration ()
{
Ties_configuration base = generate_base_chord_configuration ();
- vector<Tie_configuration_variation> vars = generate_collision_variations (base);
-
score_ties (&base);
+
+ vector<Tie_configuration_variation> vars;
+ if (specifications_.size () > 1)
+ vars = generate_collision_variations (base);
+ else
+ vars = generate_single_tie_variations (base);
+
Ties_configuration best = find_best_variation (base, vars);
- vars = generate_extremal_tie_variations (best);
- best = find_best_variation (best, vars);
+ if (specifications_.size () > 1)
+ {
+ vars = generate_extremal_tie_variations (best);
+ best = find_best_variation (best, vars);
+ }
return best;
}
Tie_formatting_problem::set_ties_config_standard_directions (Ties_configuration *tie_configs)
{
if (tie_configs->empty ())
- return ;
+ return;
if (!tie_configs->at (0).dir_)
{
if (tie_configs->size () == 1)
- tie_configs->at (0).dir_ = Direction (sign (tie_configs->at (0).position_));
+ tie_configs->at (0).dir_ = Direction (sign (tie_configs->at (0).position_));
if (!tie_configs->at (0).dir_)
- tie_configs->at (0).dir_ = DOWN;
+ tie_configs->at (0).dir_
+ = (tie_configs->size () > 1) ? DOWN : details_.neutral_direction_;
}
-
+
if (!tie_configs->back ().dir_)
tie_configs->back ().dir_ = UP;
for (vsize i = 1; i < tie_configs->size (); i++)
{
Real diff = (tie_configs->at (i).position_
- -tie_configs->at (i-1).position_);
-
- Real span_diff
- = specifications_[i].column_span () - specifications_[i-1].column_span ();
+ - tie_configs->at (i - 1).position_);
+
+ Real span_diff
+ = specifications_[i].column_span () - specifications_[i - 1].column_span ();
if (span_diff && fabs (diff) <= 2)
- {
- if (span_diff > 0)
- tie_configs->at (i).dir_ = UP;
- else if (span_diff < 0)
- tie_configs->at (i-1).dir_ = DOWN;
- }
+ {
+ if (span_diff > 0)
+ tie_configs->at (i).dir_ = UP;
+ else if (span_diff < 0)
+ tie_configs->at (i - 1).dir_ = DOWN;
+ }
else if (fabs (diff) <= 1)
- {
- if (!tie_configs->at (i-1).dir_)
- tie_configs->at (i-1).dir_ = DOWN;
- if (!tie_configs->at (i).dir_)
- tie_configs->at (i).dir_ = UP;
- }
+ {
+ if (!tie_configs->at (i - 1).dir_)
+ tie_configs->at (i - 1).dir_ = DOWN;
+ if (!tie_configs->at (i).dir_)
+ tie_configs->at (i).dir_ = UP;
+ }
}
- for (vsize i = 1; i < tie_configs->size() - 1; i++)
+ for (vsize i = 1; i + 1 < tie_configs->size (); i++)
{
Tie_configuration &conf = tie_configs->at (i);
if (conf.dir_)
- continue;
+ continue;
- Direction position_dir =
- Direction (sign (conf.position_));
+ Direction position_dir
+ = Direction (sign (conf.position_));
if (!position_dir)
- position_dir = DOWN;
+ position_dir = DOWN;
conf.dir_ = position_dir;
}
}
-Tie_configuration_variation::Tie_configuration_variation ()
-{
- index_ = 0;
- suggestion_ = 0;
-}
-
vector<Tie_configuration_variation>
Tie_formatting_problem::generate_extremal_tie_variations (Ties_configuration const &ties) const
{
vector<Tie_configuration_variation> vars;
- Direction d = DOWN;
- do
+ for (int i = 1; i <= details_.multi_tie_region_size_; i++)
{
- if (boundary (ties, d, 0).dir_ == d
- && !boundary (specifications_, d, 0).has_manual_position_)
- for (int i = 1; i <= details_.multi_tie_region_size_; i++)
- {
- Tie_configuration_variation var;
- var.index_ = (d == DOWN) ? 0 : ties.size () - 1;
- var.suggestion_ = get_configuration (boundary (ties, d, 0).position_
- + d * i, d,
- boundary (ties, d, 0).column_ranks_);
- vars.push_back (var);
- }
+ Drul_array<Tie_configuration *> configs (0, 0);
+ for (DOWN_and_UP (d))
+ {
+ const Tie_configuration &config = boundary (ties, d, 0);
+ if (config.dir_ == d
+ && !boundary (specifications_, d, 0).has_manual_position_)
+ {
+ Tie_configuration_variation var;
+ configs[d] = get_configuration (config.position_ + d * i, d,
+ config.column_ranks_,
+ true);
+ var.add_suggestion ((d == DOWN) ? 0 : ties.size () - 1,
+ configs[d]);
+ vars.push_back (var);
+ }
+ }
+ if (configs[LEFT] && configs[RIGHT])
+ {
+ Tie_configuration_variation var;
+ var.add_suggestion (0, configs[DOWN]);
+ var.add_suggestion (ties.size () - 1, configs[UP]);
+ vars.push_back (var);
+ }
}
- while (flip (&d) != DOWN);
return vars;
}
+vector<Tie_configuration_variation>
+Tie_formatting_problem::generate_single_tie_variations (Ties_configuration const &ties) const
+{
+ vector<Tie_configuration_variation> vars;
+
+ int sz = details_.single_tie_region_size_;
+ if (specifications_[0].has_manual_position_)
+ sz = 1;
+ for (int i = 0; i < sz; i++)
+ {
+ for (LEFT_and_RIGHT (d))
+ {
+ if (i == 0
+ && ties[0].dir_ == d)
+ continue;
+
+ int p = ties[0].position_ + i * d;
+
+ if (!specifications_[0].has_manual_dir_
+ || d == specifications_[0].manual_dir_)
+ {
+ Tie_configuration_variation var;
+ var.add_suggestion (0,
+ get_configuration (p,
+ d, specifications_[0].column_ranks_,
+ !specifications_[0].has_manual_delta_y_));
+ vars.push_back (var);
+ }
+ }
+ }
+ return vars;
+}
vector<Tie_configuration_variation>
Tie_formatting_problem::generate_collision_variations (Ties_configuration const &ties) const
{
Real center_distance_tolerance = 0.25;
-
+
vector<Tie_configuration_variation> vars;
Real last_center = 0.0;
for (vsize i = 0; i < ties.size (); i++)
{
Bezier b (ties[i].get_transformed_bezier (details_));
-
+
Real center = b.curve_point (0.5)[Y_AXIS];
-
+
if (i)
- {
- if (center <= last_center + center_distance_tolerance)
- {
- if (!specifications_[i].has_manual_dir_)
- {
- Tie_configuration_variation var;
- var.index_ = i;
- var.suggestion_ = get_configuration (specifications_[i].position_
- - ties[i].dir_,
- - ties[i].dir_,
-
- ties[i].column_ranks_
- );
-
- vars.push_back (var);
- }
-
- if (!specifications_[i-1].has_manual_dir_)
- {
- Tie_configuration_variation var;
- var.index_ = i-1;
- var.suggestion_ = get_configuration (specifications_[i-1].position_
- - ties[i-1].dir_,
- - ties[i-1].dir_,
- specifications_[i-1].column_ranks_);
-
- vars.push_back (var);
- }
-
- if (i == 1 && !specifications_[i-1].has_manual_position_
- && ties[i-1].dir_ == DOWN)
- {
- Tie_configuration_variation var;
- var.index_ = i-1;
- var.suggestion_ = get_configuration (specifications_[i-1].position_ - 1, DOWN,
- specifications_[i-1].column_ranks_);
- vars.push_back (var);
- }
- if (i == ties.size() && !specifications_[i].has_manual_position_
- && ties[i].dir_ == UP)
- {
- Tie_configuration_variation var;
- var.index_ = i;
- var.suggestion_ = get_configuration (specifications_[i].position_
- + 1, UP,
- specifications_[i].column_ranks_);
- vars.push_back (var);
- }
- }
- else if (dot_positions_.find (ties[i].position_) != dot_positions_.end ()
- && !specifications_[i].has_manual_position_)
- {
- Tie_configuration_variation var;
- var.index_ = i;
- var.suggestion_ = get_configuration (ties[i].position_ + ties[i].dir_,
- ties[i].dir_,
- ties[i].column_ranks_);
- vars.push_back (var);
- }
-
- }
+ {
+ if (center <= last_center + center_distance_tolerance)
+ {
+ if (!specifications_[i].has_manual_dir_)
+ {
+ Tie_configuration_variation var;
+ var.add_suggestion (i,
+ get_configuration (specifications_[i].position_
+ - ties[i].dir_,
+ - ties[i].dir_,
+
+ ties[i].column_ranks_,
+ !specifications_[i].has_manual_delta_y_
+ ));
+
+ vars.push_back (var);
+ }
+
+ if (!specifications_[i - 1].has_manual_dir_)
+ {
+ Tie_configuration_variation var;
+ var.add_suggestion (i - 1,
+ get_configuration (specifications_[i - 1].position_
+ - ties[i - 1].dir_,
+ - ties[i - 1].dir_,
+ specifications_[i - 1].column_ranks_,
+ !specifications_[i - 1].has_manual_delta_y_));
+
+ vars.push_back (var);
+ }
+
+ if (i == 1 && !specifications_[i - 1].has_manual_position_
+ && ties[i - 1].dir_ == DOWN)
+ {
+ Tie_configuration_variation var;
+ var.add_suggestion (i - 1,
+ get_configuration (specifications_[i - 1].position_ - 1, DOWN,
+ specifications_[i - 1].column_ranks_,
+ !specifications_[i - 1].has_manual_delta_y_
+ ));
+ vars.push_back (var);
+ }
+ if (i == ties.size () && !specifications_[i].has_manual_position_
+ && ties[i].dir_ == UP)
+ {
+ Tie_configuration_variation var;
+ var.add_suggestion (i,
+ get_configuration (specifications_[i].position_
+ + 1, UP,
+ specifications_[i].column_ranks_,
+ !specifications_[i].has_manual_delta_y_
+ ));
+ vars.push_back (var);
+ }
+ }
+ else if (dot_positions_.find (ties[i].position_) != dot_positions_.end ()
+ && !specifications_[i].has_manual_position_)
+ {
+ Tie_configuration_variation var;
+ var.add_suggestion (i,
+ get_configuration (ties[i].position_ + ties[i].dir_,
+ ties[i].dir_,
+ ties[i].column_ranks_,
+ !specifications_[i].has_manual_delta_y_
+ ));
+ vars.push_back (var);
+ }
+
+ }
last_center = center;
}
-
return vars;
}
{
SCM entry = scm_car (s);
if (scm_is_pair (entry))
- {
- Tie_specification &spec = specifications_[k];
-
- if (scm_is_number (scm_car (entry)))
- {
- spec.has_manual_position_ = true;
- spec.manual_position_ = scm_to_double (scm_car (entry));
- }
- if (scm_is_number (scm_cdr (entry)))
- {
- spec.has_manual_dir_ = true;
- spec.manual_dir_ = Direction (scm_to_int (scm_cdr (entry)));
- }
- }
- k ++;
+ {
+ Tie_specification &spec = specifications_[k];
+
+ if (scm_is_number (scm_car (entry)))
+ {
+ spec.has_manual_position_ = true;
+ spec.manual_position_ = scm_to_double (scm_car (entry));
+ /* TODO: check whether inexact? is an appropriate condition here */
+ spec.has_manual_delta_y_ = (scm_is_true (scm_inexact_p (scm_car (entry))));
+ }
+
+ if (scm_is_number (scm_cdr (entry)))
+ {
+ spec.has_manual_dir_ = true;
+ spec.manual_dir_ = Direction (scm_to_int (scm_cdr (entry)));
+ }
+ }
+ k++;
}
}
+void
+Tie_formatting_problem::set_debug_scoring (Ties_configuration const &base)
+{
+#if DEBUG_TIE_SCORING
+ if (to_boolean (x_refpoint_->layout ()
+ ->lookup_variable (ly_symbol2scm ("debug-tie-scoring"))))
+ {
+ for (vsize i = 0; i < base.size (); i++)
+ {
+ string card = base.complete_tie_card (i);
+ specifications_[i].tie_grob_->set_property ("annotation",
+ ly_string2scm (card));
+ }
+ }
+#endif
+}