* flower

[lilypond.git] / lily / music-sequence.cc

diff --git a/lily/music-sequence.cc b/lily/music-sequence.cc
index 3c28145c2153c4cf95183a4d0fd0cbed077f6d7b..555e2e3afb084df344f6e05e6d0985df6789b501 100644 (file)
--- a/lily/music-sequence.cc
+++ b/lily/music-sequence.cc
@@ -1,8 +1,8 @@
-/*   
-  music-sequence.cc --  implement Music_sequence
-  
+/*
+  music-sequence.cc -- implement Music_sequence
+
   source file of the GNU LilyPond music typesetter
-  
+
   (c) 1998--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
@@ -15,17 +15,17 @@
 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_)
@@ -39,16 +39,16 @@ Music_sequence::cumulative_length (SCM 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));
+      Music *m = unsmob_music (scm_car (s));
       Moment l = m->get_length ();
       dur = dur >? l;
     }
@@ -56,52 +56,51 @@ Music_sequence::maximum_length (SCM 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 cumulative_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);
+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();
+  Music *me = unsmob_music (m);
+  return minimum_start (me->get_property ("elements")).smobbed_copy ();
 }
 
-MAKE_SCHEME_CALLBACK(Music_sequence,first_start_callback,1);
+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();
+  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;
        }
     }
@@ -109,11 +108,10 @@ music_list_to_relative (SCM l,Pitch p, bool ret_first)
   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);
 }
 
@@ -121,8 +119,8 @@ Moment
 Music_sequence::minimum_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))
     {
       m = m <? unsmob_music (scm_car (s))->start_mom ();
     }
@@ -130,13 +128,13 @@ Music_sequence::minimum_start (SCM l)
 }
 
 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 ())
@@ -145,19 +143,24 @@ Music_sequence::first_start (SCM l)
   return m;
 }
 
-MAKE_SCHEME_CALLBACK(Music_sequence, simultaneous_relative_callback, 2);
+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 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 (elts, p, true);
+
+      Pitch retval_1_8 = music_list_to_relative (copied, p, true);
       if (retval_1_8 != retval)
        lily_1_8_compatibility_used = true;
 
@@ -167,8 +170,7 @@ Music_sequence::simultaneous_relative_callback (SCM music, SCM pitch)
   return retval.smobbed_copy ();
 }
 
-
-MAKE_SCHEME_CALLBACK(Music_sequence,event_chord_relative_callback,2);
+MAKE_SCHEME_CALLBACK (Music_sequence, event_chord_relative_callback, 2);
 SCM
 Music_sequence::event_chord_relative_callback (SCM music, SCM pitch)
 {
@@ -177,4 +179,4 @@ Music_sequence::event_chord_relative_callback (SCM music, SCM pitch)
   return music_list_to_relative (me->get_property ("elements"),
                                 p, true).smobbed_copy ();
 }
-  
+