MIDI_OUT on by default on windows.

The idea is to get SOME use and test of MIDI_OUT even though it does not compile on Linux yet.

src/AudioIO.cpp

@@ -315,7 +315,7 @@ writing audio.
    #define MIDI_SLEEP 10 /* milliseconds */
    #define ROUND(x) (int) ((x)+0.5)
    //#include <string.h>
-   #include "portmidi.h"
+   #include "../lib-src/portmidi/pm_common/portmidi.h"
    #include "../lib-src/portaudio-v19/src/common/pa_util.h"
    #include "NoteTrack.h"
 #endif

src/AudioIO.h

@@ -23,10 +23,12 @@
 
 #ifdef USE_MIDI
 
+// TODO: Put the relative paths into automake.
+
 #ifdef EXPERIMENTAL_MIDI_OUT
-#include "portmidi.h"
-#include "porttime.h"
-#include "allegro.h"
+#include "../lib-src/portmidi/pm_common/portmidi.h"
+#include "../lib-src/portmidi/porttime/porttime.h"
+#include "../lib-src/portsmf/allegro.h"
 
 class NoteTrack;
 using NoteTrackArray = std::vector < NoteTrack* >;
@@ -36,7 +38,7 @@ using NoteTrackArray = std::vector < NoteTrack* >;
 #endif // USE_MIDI
 
 #if USE_PORTMIXER
-#include "portmixer.h"
+#include "../lib-src/portmixer/include/portmixer.h"
 #endif
 
 #include <wx/event.h>

src/Experimental.h

@@ -114,7 +114,9 @@
 // Enables MIDI Output of NoteTrack (MIDI) data during playback
 // USE_MIDI must be defined in order for EXPERIMENTAL_MIDI_OUT to work
 #ifdef USE_MIDI
-//#define EXPERIMENTAL_MIDI_OUT
+#ifdef __WXMSW__
+   #define EXPERIMENTAL_MIDI_OUT
+#endif
 #endif
 
 // USE_MIDI must be defined in order for EXPERIMENTAL_SCOREALIGN to work

src/NoteTrack.cpp

@@ -37,7 +37,7 @@
 #include "InconsistencyException.h"
 
 #ifdef SONIFY
-#include "portmidi.h"
+#include "../lib-src/portmidi/pm_common/portmidi.h"
 
 #define SON_PROGRAM 0
 #define SON_AutoSave 67

src/prefs/MidiIOPrefs.cpp

@@ -32,7 +32,7 @@ other settings.
 #include <wx/choice.h>
 #include <wx/intl.h>
 
-#include "portmidi.h"
+#include "../../lib-src/portmidi/pm_common/portmidi.h"
 
 #include "../AudioIO.h"
 #include "../Internat.h"