From 5a1e994d02c9e47ba15f327248f410d88a90d841 Mon Sep 17 00:00:00 2001
From: Jamieson Christian
Date: Sat, 17 May 2003 03:06:16 +0000
Subject: Added command line options for native MT-32 support and combination
 Adilb/native MIDI drivers.

svn-id: r7594
---
 scumm/imuse.cpp      | 18 ++++++++++--------
 scumm/imuse.h        |  4 +++-
 scumm/instrument.cpp | 16 ++++++++++------
 scumm/instrument.h   |  1 +
 scumm/scummvm.cpp    |  2 ++
 5 files changed, 26 insertions(+), 15 deletions(-)

(limited to 'scumm')

diff --git a/scumm/imuse.cpp b/scumm/imuse.cpp
index 83b434cc56..4b57e3e7a1 100644
--- a/scumm/imuse.cpp
+++ b/scumm/imuse.cpp
@@ -31,10 +31,6 @@
 // the most common iMuse diagnostic messages.
 // #define IMUSE_DEBUG
 
-// Unremark this statement to support simultaneous
-// use of Adlib and native MIDI drivers.
-// #define ADLIB_TOO
-
 //
 // Some constants
 //
@@ -290,6 +286,7 @@ class IMuseInternal {
 	friend struct Player;
 
 private:
+	bool _enable_multi_midi;
 	MidiDriver *_midi_adlib;
 	MidiDriver *_midi_native;
 
@@ -631,10 +628,7 @@ MidiDriver *IMuseInternal::getBestMidiDriver (int sound) {
 		}
 #if !defined(__PALM_OS__) // Adlib not supported on PalmOS
 	} else {
-		if (!_midi_adlib) {
-#if !defined(ADLIB_TOO)
-			if (_midi_native) return NULL;
-#endif
+		if (!_midi_adlib && (_enable_multi_midi || !_midi_native)) {
 			_midi_adlib = MidiDriver_ADLIB_create();
 			initMidiDriver (_midi_adlib);
 		}
@@ -1652,6 +1646,14 @@ uint32 IMuseInternal::property(int prop, uint32 value) {
 		if (value >= 50 && value <= 200)
 			_tempoFactor = value;
 		break;
+
+	case IMuse::PROP_NATIVE_MT32:
+		Instrument::nativeMT32 (value > 0);
+		break;
+
+	case IMuse::PROP_MULTI_MIDI:
+		_enable_multi_midi = (value > 0);
+		break;
 	}
 	return 0;
 }
diff --git a/scumm/imuse.h b/scumm/imuse.h
index 7f6bc12f52..5006d50f33 100644
--- a/scumm/imuse.h
+++ b/scumm/imuse.h
@@ -44,7 +44,9 @@ public:
 	~IMuse();
 
 	enum {
-		PROP_TEMPO_BASE = 1
+		PROP_TEMPO_BASE = 1,
+		PROP_NATIVE_MT32 = 2,
+		PROP_MULTI_MIDI = 3
 	};
 
 	void on_timer (MidiDriver *midi);
diff --git a/scumm/instrument.cpp b/scumm/instrument.cpp
index 8ea8e8474d..266165f770 100644
--- a/scumm/instrument.cpp
+++ b/scumm/instrument.cpp
@@ -25,7 +25,7 @@
 #include "scumm/instrument.h"
 #include "sound/mididrv.h"
 
-#define NATIVE_MT32 false
+static bool _native_mt32 = false;
 
 static const byte mt32_to_gm[128] = {
 //    0    1    2    3    4    5    6    7    8    9    A    B    C    D    E    F
@@ -239,7 +239,7 @@ public:
 	void saveOrLoad (Serializer *s);
 	void send (MidiChannel *mc);
 	void copy_to (Instrument *dest) { dest->roland ((byte *) &_instrument); }
-	bool is_valid() { return (NATIVE_MT32 ? true : (_instrument_name[0] != '\0')); }
+	bool is_valid() { return (_native_mt32 ? true : (_instrument_name[0] != '\0')); }
 };
 
 ////////////////////////////////////////
@@ -248,6 +248,10 @@ public:
 //
 ////////////////////////////////////////
 
+void Instrument::nativeMT32 (bool native) {
+	_native_mt32 = native;
+}
+
 void Instrument::clear() {
 	if (_instrument)
 		delete _instrument;
@@ -339,7 +343,7 @@ void Instrument_Program::send (MidiChannel *mc) {
 	if (_program > 127)
 		return;
 
-	if (NATIVE_MT32) // if (mc->device()->mt32device())
+	if (_native_mt32) // if (mc->device()->mt32device())
 		mc->programChange (_mt32 ? _program : _program /*gm_to_mt32 [_program]*/);
 	else
 		mc->programChange (_mt32 ? mt32_to_gm [_program] : _program);
@@ -383,7 +387,7 @@ Instrument_Roland::Instrument_Roland (byte *data) {
 	memcpy (&_instrument, data, sizeof (_instrument));
 	memcpy (&_instrument_name, &_instrument.common.name, sizeof (_instrument.common.name));
 	_instrument_name[10] = '\0';
-	if (!NATIVE_MT32 && getEquivalentGM() >= 128) {
+	if (!_native_mt32 && getEquivalentGM() >= 128) {
 		warning ("MT-32 instrument \"%s\" not supported yet", _instrument_name);
 		_instrument_name[0] = '\0';
 	}
@@ -404,7 +408,7 @@ void Instrument_Roland::saveOrLoad (Serializer *s) {
 		s->loadBytes (&_instrument, sizeof (_instrument));
 		memcpy (&_instrument_name, &_instrument.common.name, sizeof (_instrument.common.name));
 		_instrument_name[10] = '\0';
-		if (!NATIVE_MT32 && getEquivalentGM() >= 128) {
+		if (!_native_mt32 && getEquivalentGM() >= 128) {
 			debug (2, "MT-32 custom instrument \"%s\" not supported", _instrument_name);
 			_instrument_name[0] = '\0';
 		}
@@ -412,7 +416,7 @@ void Instrument_Roland::saveOrLoad (Serializer *s) {
 }
 
 void Instrument_Roland::send (MidiChannel *mc) {
-	if (NATIVE_MT32) { // if (mc->device()->mt32device()) {
+	if (_native_mt32) { // if (mc->device()->mt32device()) {
 		_instrument.device_id = mc->getNumber();
 		mc->device()->sysEx ((byte *) &_instrument, sizeof (_instrument));
 	} else {
diff --git a/scumm/instrument.h b/scumm/instrument.h
index c9dea601be..84b45771d7 100644
--- a/scumm/instrument.h
+++ b/scumm/instrument.h
@@ -52,6 +52,7 @@ public:
 	};
 
 	Instrument() : _type (0), _instrument (0) { }
+	static void nativeMT32 (bool native);
 
 	void clear();
 	void copy_to (Instrument *dest) { if (_instrument) _instrument->copy_to (dest); else dest->clear(); }
diff --git a/scumm/scummvm.cpp b/scumm/scummvm.cpp
index 2de0097222..465fb1c612 100644
--- a/scumm/scummvm.cpp
+++ b/scumm/scummvm.cpp
@@ -604,6 +604,8 @@ Scumm::Scumm (GameDetector *detector, OSystem *syst)
 		if (_imuse) {
 			if (detector->_gameTempo != 0)
 				_imuse->property(IMuse::PROP_TEMPO_BASE, detector->_gameTempo);
+			_imuse->property (IMuse::PROP_MULTI_MIDI, detector->_multi_midi);
+			_imuse->property (IMuse::PROP_NATIVE_MT32, detector->_native_mt32);
 			_imuse->set_music_volume(_sound->_sound_volume_music);
 		}
 	}
-- 
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