MIDI: #'instrument mode: do not re-initialize channel with empty instrument.

[lilypond.git] / lily / part-combine-iterator.cc

diff --git a/lily/part-combine-iterator.cc b/lily/part-combine-iterator.cc
index f2e0a34e931df3229e67c3bf28af82ead5133a74..adbc2beb32d18f1e01848c3400d79939eaacc9df 100644 (file)
--- a/lily/part-combine-iterator.cc
+++ b/lily/part-combine-iterator.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 2004--2010 Han-Wen Nienhuys
+  Copyright (C) 2004--2011 Han-Wen Nienhuys
 
   LilyPond is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -25,7 +25,7 @@
 #include "music-sequence.hh"
 #include "warn.hh"
 
-typedef enum Outlet_type
+enum Outlet_type
   {
     CONTEXT_ONE, CONTEXT_TWO,
     CONTEXT_SHARED, CONTEXT_SOLO,
@@ -135,6 +135,9 @@ Part_combine_iterator::Part_combine_iterator ()
   split_list_ = SCM_EOL;
   state_ = APART;
   playing_state_ = APART;
+
+  busy_ = false;
+  notice_busy_ = false;
 }
 
 void
@@ -184,61 +187,6 @@ Part_combine_iterator::ok () const
   return first_iter_->ok () || second_iter_->ok ();
 }
 
-void
-Part_combine_iterator::chords_together ()
-{
-  if (state_ == TOGETHER)
-    return;
-  else
-    {
-      playing_state_ = TOGETHER;
-      state_ = TOGETHER;
-
-      substitute_both (CONTEXT_SHARED, CONTEXT_SHARED);
-    }
-}
-
-void
-Part_combine_iterator::kill_mmrest (int in)
-{
-
-  if (!mmrest_event_)
-    {
-      mmrest_event_ = new Stream_event (ly_symbol2scm ("multi-measure-rest-event"));
-      mmrest_event_->set_property ("duration", SCM_EOL);
-      mmrest_event_->unprotect ();
-    }
-
-  handles_[in].get_outlet ()->event_source ()->broadcast (mmrest_event_);
-}
-
-void
-Part_combine_iterator::solo1 ()
-{
-  if (state_ == SOLO1)
-    return;
-  else
-    {
-      state_ = SOLO1;
-      substitute_both (CONTEXT_SOLO, CONTEXT_NULL);
-
-      kill_mmrest (CONTEXT_TWO);
-      kill_mmrest (CONTEXT_SHARED);
-
-      if (playing_state_ != SOLO1)
-       {
-         if (!solo_one_event_)
-           {
-             solo_one_event_ = new Stream_event (ly_symbol2scm ("solo-one-event"));
-             solo_one_event_->unprotect ();
-           }
-
-         first_iter_->get_outlet ()->event_source ()->broadcast (solo_one_event_);
-       }
-      playing_state_ = SOLO1;
-    }
-}
-
 void
 Part_combine_iterator::substitute_both (Outlet_type to1,
                                        Outlet_type to2)
@@ -261,6 +209,20 @@ Part_combine_iterator::substitute_both (Outlet_type to1,
     }
 }
 
+void
+Part_combine_iterator::kill_mmrest (int in)
+{
+
+  if (!mmrest_event_)
+    {
+      mmrest_event_ = new Stream_event (ly_symbol2scm ("multi-measure-rest-event"));
+      mmrest_event_->set_property ("duration", SCM_EOL);
+      mmrest_event_->unprotect ();
+    }
+
+  handles_[in].get_outlet ()->event_source ()->broadcast (mmrest_event_);
+}
+
 void
 Part_combine_iterator::unisono (bool silent)
 {
@@ -301,6 +263,33 @@ Part_combine_iterator::unisono (bool silent)
     }
 }
 
+void
+Part_combine_iterator::solo1 ()
+{
+  if (state_ == SOLO1)
+    return;
+  else
+    {
+      state_ = SOLO1;
+      substitute_both (CONTEXT_SOLO, CONTEXT_NULL);
+
+      kill_mmrest (CONTEXT_TWO);
+      kill_mmrest (CONTEXT_SHARED);
+
+      if (playing_state_ != SOLO1)
+       {
+         if (!solo_one_event_)
+           {
+             solo_one_event_ = new Stream_event (ly_symbol2scm ("solo-one-event"));
+             solo_one_event_->unprotect ();
+           }
+
+         first_iter_->get_outlet ()->event_source ()->broadcast (solo_one_event_);
+       }
+      playing_state_ = SOLO1;
+    }
+}
+
 void
 Part_combine_iterator::solo2 ()
 {
@@ -326,6 +315,20 @@ Part_combine_iterator::solo2 ()
     }
 }
 
+void
+Part_combine_iterator::chords_together ()
+{
+  if (state_ == TOGETHER)
+    return;
+  else
+    {
+      playing_state_ = TOGETHER;
+      state_ = TOGETHER;
+
+      substitute_both (CONTEXT_SHARED, CONTEXT_SHARED);
+    }
+}
+
 void
 Part_combine_iterator::apart (bool silent)
 {