-/*
- music-sequence.cc -- implement Music_sequence
-
- source file of the GNU LilyPond music typesetter
-
- (c) 1998--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+/*
+ This file is part of LilyPond, the GNU music typesetter.
+
+ Copyright (C) 1998--2011 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 "music-list.hh"
+#include "music-sequence.hh"
+
#include "warn.hh"
-#include "pitch.hh"
+#include "program-option.hh"
+#include "music.hh"
#include "input.hh"
-Music_sequence::Music_sequence (SCM x)
- : Music (x)
-{
-}
-
-SCM
-Music_sequence::music_list () const
-{
- return get_property ("elements");
-}
-
void
transpose_music_list (SCM lst, Pitch rq)
{
- for (SCM s = lst; scm_is_pair (s); s = scm_cdr (s))
- unsmob_music (scm_car (s))->transpose (rq);
+ for (SCM s = lst; scm_is_pair (s); s = scm_cdr (s))
+ unsmob_music (scm_car (s))->transpose (rq);
}
Moment
-Music_sequence::cumulative_length (SCM l)
+Music_sequence::cumulative_length (SCM l)
{
Moment cumulative;
- Moment last_len;
+ Moment last_len;
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
{
Moment l = unsmob_music (scm_car (s))->get_length ();
if (last_len.grace_part_ && l.main_part_)
- {
- last_len.grace_part_ = Rational (0);
- }
+ last_len.grace_part_ = Rational (0);
cumulative += last_len;
last_len = l;
}
last_len.grace_part_ = Rational (0);
cumulative += last_len;
- return cumulative;
+ return cumulative;
}
Moment
Music_sequence::maximum_length (SCM l)
{
Moment dur = 0;
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
{
- Music * m = unsmob_music (scm_car (s));
- Moment l = m->get_length ();
- dur = dur >? l;
+ Music *m = unsmob_music (scm_car (s));
+ if (!m)
+ programming_error ("Music sequence should have music elements");
+ else
+ {
+ Moment l = m->get_length ();
+ dur = max (dur, l);
+ }
}
return dur;
}
-MAKE_SCHEME_CALLBACK(Music_sequence,maximum_length_callback,1);
+MAKE_SCHEME_CALLBACK (Music_sequence, maximum_length_callback, 1);
SCM
Music_sequence::maximum_length_callback (SCM m)
{
- Music* me = unsmob_music (m);
- return maximum_length (me->get_property ("elements")).smobbed_copy();
+ Music *me = unsmob_music (m);
+ return maximum_length (me->get_property ("elements")).smobbed_copy ();
}
-MAKE_SCHEME_CALLBACK(Music_sequence,cumulative_length_callback,1);
+MAKE_SCHEME_CALLBACK (Music_sequence, cumulative_length_callback, 1);
SCM
Music_sequence::cumulative_length_callback (SCM m)
{
- Music* me = unsmob_music (m);
- return maximum_length (me->get_property ("elements")).smobbed_copy();
+ Music *me = unsmob_music (m);
+ return cumulative_length (me->get_property ("elements")).smobbed_copy ();
+}
+
+MAKE_SCHEME_CALLBACK (Music_sequence, minimum_start_callback, 1);
+SCM
+Music_sequence::minimum_start_callback (SCM m)
+{
+ Music *me = unsmob_music (m);
+ return minimum_start (me->get_property ("elements")).smobbed_copy ();
+}
+
+MAKE_SCHEME_CALLBACK (Music_sequence, first_start_callback, 1);
+SCM
+Music_sequence::first_start_callback (SCM m)
+{
+ Music *me = unsmob_music (m);
+ return first_start (me->get_property ("elements")).smobbed_copy ();
}
Pitch
-music_list_to_relative (SCM l,Pitch p, bool ret_first)
+music_list_to_relative (SCM l, Pitch p, bool ret_first)
{
Pitch first = p;
int count = 0;
Pitch last = p;
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
{
if (Music *m = unsmob_music (scm_car (s)))
{
last = m->to_relative_octave (last);
- if (!count ++)
+ if (!count++)
first = last;
}
}
- return (ret_first)? first : last;
+ return (ret_first) ? first : last;
}
-
void
compress_music_list (SCM l, Moment m)
{
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
unsmob_music (scm_car (s))->compress (m);
}
-ADD_MUSIC (Music_sequence);
-
Moment
Music_sequence::minimum_start (SCM l)
{
Moment m;
-
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
- {
- m = m <? unsmob_music (scm_car (s))->start_mom ();
- }
+
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+ m = min (m, unsmob_music (scm_car (s))->start_mom ());
return m;
}
Moment
-Music_sequence::first_start (SCM l)
+Music_sequence::first_start (SCM l)
{
Moment m;
-
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
{
- Music * mus = unsmob_music (scm_car (s));
- Moment l = mus->get_length ();
- Moment s = mus->start_mom ();
- if (l.to_bool () || s.to_bool ())
- return s;
+ Music *mus = unsmob_music (scm_car (s));
+ Moment lt = mus->get_length ();
+ Moment st = mus->start_mom ();
+ if (lt.to_bool () || st.to_bool ())
+ return st;
}
return m;
}
+MAKE_SCHEME_CALLBACK (Music_sequence, simultaneous_relative_callback, 2);
+SCM
+Music_sequence::simultaneous_relative_callback (SCM music, SCM pitch)
+{
+ Music *me = unsmob_music (music);
+ Pitch p = *unsmob_pitch (pitch);
+
+ SCM elts = me->get_property ("elements");
+ SCM copied = SCM_EOL;
+ if (lily_1_8_relative)
+ copied = ly_music_deep_copy (elts);
+
+ Pitch retval = music_list_to_relative (elts, p, false);
+
+ if (lily_1_8_relative)
+ {
+
+ Pitch retval_1_8 = music_list_to_relative (copied, p, true);
+ if (retval_1_8 != retval)
+ lily_1_8_compatibility_used = true;
+
+ retval = retval_1_8;
+ }
+
+ return retval.smobbed_copy ();
+}
+
+MAKE_SCHEME_CALLBACK (Music_sequence, event_chord_relative_callback, 2);
+SCM
+Music_sequence::event_chord_relative_callback (SCM music, SCM pitch)
+{
+ Music *me = unsmob_music (music);
+ Pitch p = *unsmob_pitch (pitch);
+ return music_list_to_relative (me->get_property ("elements"),
+ p, true).smobbed_copy ();
+}
+MAKE_SCHEME_CALLBACK (Music_sequence, repeated_chord_relative_callback, 2);
+SCM
+Music_sequence::repeated_chord_relative_callback (SCM music, SCM pitch)
+{
+ Music *me = unsmob_music (music);
+ Music *repeated_chord = unsmob_music (me->get_property ("element"));
+ Music *original_chord = unsmob_music (me->get_property ("original-chord"));
+
+ /* A repeated chord octave is not computed from the previous pitch,
+ * (this function `pitch' argument), but from the original chord, so
+ * that repeated chords have the same octave have the original chord,
+ * even though other simple notes have been entered meanwhile.
+ */
+ assert (repeated_chord);
+ Pitch *p = 0;
+ /* Get the original chord first pitch */
+ if (original_chord)
+ {
+ for (SCM s = original_chord->get_property ("elements"); scm_is_pair (s); s = scm_cdr (s))
+ {
+ if (Music *m = unsmob_music (scm_car (s)))
+ {
+ p = unsmob_pitch (m->get_property ("pitch"));
+ if (p)
+ break;
+ }
+ }
+ }
+ /* Use the `pitch' argument if no pitch found in original chord. */
+ if (! p)
+ p = unsmob_pitch (pitch);
+
+ /* Change the first note pitch to -1, to avoid octaviation. Indeed,
+ * the first pitch should be the same as the original chord first
+ * pitch. */
+ for (SCM s = repeated_chord->get_property ("elements"); scm_is_pair (s); s = scm_cdr (s))
+ {
+ if (Music *m = unsmob_music (scm_car (s)))
+ {
+ Pitch *first_pitch = unsmob_pitch (m->get_property ("pitch"));
+ if (first_pitch)
+ {
+ Pitch new_pitch = Pitch (-1,
+ first_pitch->get_notename (),
+ first_pitch->get_alteration ());
+ m->set_property ("pitch", new_pitch.smobbed_copy ());
+ break;
+ }
+ }
+ }
+ music_list_to_relative (repeated_chord->get_property ("elements"), *p, true).smobbed_copy ();
+ /* Return `pitch' instead of the repeated chord first pitch,
+ * because `pitch' is the last explicitly entered pitch */
+ return pitch;
+}
projects / lilypond.git / blobdiff