+
+ if (_active_notes[note+128 * chn] > 1) {
+ cerr << this << " note " << (int) note << '/' << (int) chn << " was already on, now at " << (int) _active_notes[note+128*chn] << endl;
+ }
+
+ DEBUG_TRACE (PBD::DEBUG::MidiTrackers, string_compose ("%1 ON %2/%3 voices %5 total on %4\n",
+ this, (int) note, (int) chn, _on,
+ (int) _active_notes[note+128 * chn]));