-/*
- music-sequence.cc -- implement Music_sequence
-
+/*
+ music-sequence.cc -- implement Music_sequence
+
source file of the GNU LilyPond music typesetter
-
- (c) 1998--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
-#include "music-list.hh"
-#include "warn.hh"
-#include "pitch.hh"
-#include "input.hh"
-SCM
-Music_sequence::music_list ()const
-{
- return get_property ("elements");
-}
+ (c) 1998--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
-/*
- Ugh this sucks. Linear. do not use.
- */
-void
-Music_sequence::append_music (Music *m)
-{
- set_property ("elements",
- ly_append2 (music_list (), scm_cons (m->self_scm (), SCM_EOL)));
- scm_gc_unprotect_object (m->self_scm ());
-}
+#include "music-sequence.hh"
-Music_sequence::Music_sequence ( )
- : Music ()
-{
-}
+#include "warn.hh"
+#include "program-option.hh"
+#include "music.hh"
+#include "input.hh"
void
-transpose_music_list (SCM l, Pitch rq)
+transpose_music_list (SCM lst, Pitch rq)
{
- for (SCM s = l; 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);
+SCM
+Music_sequence::maximum_length_callback (SCM m)
+{
+ Music *me = unsmob_music (m);
+ return maximum_length (me->get_property ("elements")).smobbed_copy ();
+}
+
+MAKE_SCHEME_CALLBACK (Music_sequence, cumulative_length_callback, 1);
+SCM
+Music_sequence::cumulative_length_callback (SCM m)
+{
+ 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;
+ 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));
+ 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 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 ();
+}
+
projects / lilypond.git / blobdiff