/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1997--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ Copyright (C) 1997--2014 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
full_collide = full_collide || (close_half_collide
&& distant_half_collide)
|| ( distant_half_collide // like full_ for wholes and longer
- && (up_ball_type <= 0 || down_ball_type <= 0));
+ && (up_ball_type <= 0 || down_ball_type <= 0));
/* Determine which chord goes on the left, and which goes right.
Up-stem usually goes on the right, but if chords just 'touch' we can put
/* If possible, don't wipe any heads. Else, wipe shortest head,
or head with smallest amount of dots. Note: when merging
- different heads, dots on the smaller one disappear. */
+ different heads, dots on the smaller one disappear; and when
+ merging identical heads, dots on the down-stem head disappear */
Grob *wipe_ball = 0;
Grob *dot_wipe_head = head_up;
wipe_ball = head_up;
}
else
- dot_wipe_head = head_up;
+ dot_wipe_head = head_down;
}
else if (down_ball_type > up_ball_type)
{
if (dot_wipe_head)
{
- if (Grob *d = unsmob_grob (dot_wipe_head->get_object ("dot")))
+ if (Grob *d = Grob::unsmob (dot_wipe_head->get_object ("dot")))
d->suicide ();
}
if (shift_amount < -1e-6
&& Rhythmic_head::dot_count (head_up))
{
- Grob *d = unsmob_grob (head_up->get_object ("dot"));
+ Grob *d = Grob::unsmob (head_up->get_object ("dot"));
Grob *parent = d->get_parent (X_AXIS);
if (Dot_column::has_interface (parent))
Side_position_interface::add_support (parent, head_down);
}
else if (Rhythmic_head::dot_count (head_down))
{
- Grob *d = unsmob_grob (head_down->get_object ("dot"));
+ Grob *d = Grob::unsmob (head_down->get_object ("dot"));
Grob *parent = d->get_parent (X_AXIS);
if (Dot_column::has_interface (parent))
{
- Grob *stem = unsmob_grob (head_up->get_object ("stem"));
+ Grob *stem = Grob::unsmob (head_up->get_object ("stem"));
// Loop over all heads on an up-pointing-stem to see if dots
// need to clear any heads suspended on its right side.
extract_grob_set (stem, "note-heads", heads);
if (shift_amount > 1e-6
&& Rhythmic_head::dot_count (head_down))
{
- Grob *dot_down = unsmob_grob (head_down->get_object ("dot"));
+ Grob *dot_down = Grob::unsmob (head_down->get_object ("dot"));
Grob *col_down = dot_down->get_parent (X_AXIS);
Direction dir = UP;
if (Rhythmic_head::dot_count (head_up))
{
- Grob *dot_up = unsmob_grob (head_up->get_object ("dot"));
+ Grob *dot_up = Grob::unsmob (head_up->get_object ("dot"));
Grob *col_up = dot_up->get_parent (X_AXIS);
if (col_up == col_down) // let the common DotColumn arrange dots
dir = CENTER;
}
if (dir != CENTER)
{
- Grob *stem = unsmob_grob (head_down->get_object ("stem"));
+ Grob *stem = Grob::unsmob (head_down->get_object ("stem"));
extract_grob_set (stem, "note-heads", heads);
for (vsize i = 0; i < heads.size (); i++)
- unsmob_grob (heads[i]->get_object ("dot"))
- ->set_property ("direction", scm_from_int (dir));
+ if (Grob *dot = Grob::unsmob (heads[i]->get_object ("dot")))
+ dot->set_property ("direction", scm_from_int (dir));
}
}
SCM
Note_collision_interface::calc_positioning_done (SCM smob)
{
- Grob *me = unsmob_grob (smob);
+ Grob *me = Grob::unsmob (smob);
me->set_property ("positioning-done", SCM_BOOL_T);
Drul_array<vector<Grob *> > clash_groups = get_clash_groups (me);
vector<Real> amounts;
for (; scm_is_pair (hand); hand = scm_cdr (hand))
{
- Grob *s = unsmob_grob (scm_caar (hand));
+ Grob *s = Grob::unsmob (scm_caar (hand));
Real amount = scm_to_double (scm_cdar (hand)) * wid;
done.push_back (s);
}
for (; scm_is_pair (autos); autos = scm_cdr (autos))
{
- Grob *s = unsmob_grob (scm_caar (autos));
+ Grob *s = Grob::unsmob (scm_caar (autos));
Real amount = scm_to_double (scm_cdar (autos)) * wid;
vsize x = find (done, s) - done.begin ();
Axis_group_interface::add_element (me, ncol);
}
+vector<int>
+Note_collision_interface::note_head_positions (Grob *me)
+{
+ vector<int> out;
+ extract_grob_set (me, "elements", elts);
+ for (vsize i = 0; i < elts.size (); i++)
+ if (Grob *stem = Grob::unsmob (elts[i]->get_object ("stem")))
+ {
+ vector<int> nhp = Stem::note_head_positions (stem);
+ out.insert (out.end (), nhp.begin (), nhp.end ());
+ }
+
+ vector_sort (out, less<int> ());
+ return out;
+}
+
ADD_INTERFACE (Note_collision_interface,
"An object that handles collisions between notes with"
" different stem directions and horizontal shifts. Most of"