2 files changed, 9 insertions, 0 deletions

diff --git a/config.c b/config.c
index 6b00e5b..e8014c5 100644
--- a/config.c
+++ b/config.c
@@ -436,3 +436,11 @@ config_reverse_strings()
     }
     g_config_source = source_edit;
 }
+
+void
+config_flip_y()
+{
+    g_midi_three_octave_split_inverse ^= 1;
+    g_config_source = source_edit;
+    /* TODO: flip pit bend */
+}
diff --git a/config.h b/config.h
index 645499d..ca130ff 100644
--- a/config.h
+++ b/config.h
@@ -88,3 +88,4 @@ size_t config_dumpglobals(char *out, size_t outsize);
 size_t config_dumpstring(int string, char *out, size_t outsize);
 char *config_midi_note_to_string(int string);
 void  config_reverse_strings();
+void  config_flip_y();