MCP: better debug traces for button press

git-svn-id: svn://localhost/ardour2/branches/3.0@11903 d708f5d6-7413-0410-9779-e7cbd77b26cf

diff --git a/libs/surfaces/mackie/surface.cc b/libs/surfaces/mackie/surface.cc
index 1662819160e117d4e388d99169f20294c82a93c7..e891a14b876f95391e5bc8d5493bf4e2ce6c23b5 100644 (file)
--- a/libs/surfaces/mackie/surface.cc
+++ b/libs/surfaces/mackie/surface.cc
@@ -361,7 +361,7 @@ Surface::handle_midi_pitchbend_message (MIDI::Parser&, MIDI::pitchbend_t pb, uin
 void 
 Surface::handle_midi_note_on_message (MIDI::Parser &, MIDI::EventTwoBytes* ev)
 {
-       DEBUG_TRACE (DEBUG::MackieControl, string_compose ("SurfacePort::handle_note_on %1 = %2\n", ev->note_number, ev->velocity));
+       DEBUG_TRACE (DEBUG::MackieControl, string_compose ("SurfacePort::handle_note_on %1 = %2\n", (int) ev->note_number, (int) ev->velocity));
        
        Button* button = buttons[ev->note_number];