From 2186ad138b1c6842c1ae2bf25cc55d75002cdb72 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20G=C3=B6ffringmann?=
 <lavosspawn@users.sourceforge.net>
Date: Wed, 28 May 2003 23:31:43 +0000
Subject: [PATCH] moved music drivers into seperated directory, added music
 support for diskdemo's adlib driver version. (maybe other sky versions also
 have this older adlib driver?)

svn-id: r8069
---
 sky/logic.h                      |  2 +-
 sky/module.mk                    |  8 ++++----
 sky/{ => music}/adlibchannel.cpp | 24 ++++++++++++++++++------
 sky/{ => music}/adlibchannel.h   |  5 +++--
 sky/{ => music}/adlibmusic.cpp   | 19 +++++++++++++------
 sky/{ => music}/adlibmusic.h     |  2 +-
 sky/{ => music}/gmchannel.cpp    |  0
 sky/{ => music}/gmchannel.h      |  2 +-
 sky/{ => music}/gmmusic.cpp      |  4 ++--
 sky/{ => music}/gmmusic.h        |  2 +-
 sky/{ => music}/mt32music.cpp    |  4 ++--
 sky/{ => music}/mt32music.h      |  2 +-
 sky/{ => music}/musicbase.cpp    |  3 ++-
 sky/{ => music}/musicbase.h      |  6 ++++--
 sky/sky.cpp                      |  7 ++++---
 sky/sky.h                        |  8 ++++----
 16 files changed, 61 insertions(+), 37 deletions(-)
 rename sky/{ => music}/adlibchannel.cpp (94%)
 rename sky/{ => music}/adlibchannel.h (95%)
 rename sky/{ => music}/adlibmusic.cpp (83%)
 rename sky/{ => music}/adlibmusic.h (95%)
 rename sky/{ => music}/gmchannel.cpp (100%)
 rename sky/{ => music}/gmchannel.h (98%)
 rename sky/{ => music}/gmmusic.cpp (98%)
 rename sky/{ => music}/gmmusic.h (95%)
 rename sky/{ => music}/mt32music.cpp (98%)
 rename sky/{ => music}/mt32music.h (95%)
 rename sky/{ => music}/musicbase.cpp (97%)
 rename sky/{ => music}/musicbase.h (96%)

diff --git a/sky/logic.h b/sky/logic.h
index e3fc3a65594..c0de38874aa 100644
--- a/sky/logic.h
+++ b/sky/logic.h
@@ -26,7 +26,7 @@
 #include "sky/disk.h"
 #include "sky/grid.h"
 #include "sky/autoroute.h"
-#include "sky/musicbase.h"
+#include "sky/music/musicbase.h"
 #include "sky/mouse.h"
 #include "sky/screen.h"
 
diff --git a/sky/module.mk b/sky/module.mk
index 9a915cc72be..50a05e1e0bf 100644
--- a/sky/module.mk
+++ b/sky/module.mk
@@ -1,15 +1,11 @@
 MODULE := sky
 
 MODULE_OBJS = \
-	sky/adlibchannel.o \
-	sky/adlibmusic.o \
 	sky/autoroute.o \
 	sky/cd_intro.o \
 	sky/compact.o \
 	sky/debug.o \
 	sky/disk.o \
-	sky/gmchannel.o \
-	sky/gmmusic.o \
 	sky/grid.o \
 	sky/intro.o \
 	sky/logic.o \
@@ -20,6 +16,10 @@ MODULE_OBJS = \
 	sky/sky.o \
 	sky/sound.o \
 	sky/text.o \
+	sky/music/adlibchannel.o \
+	sky/music/adlibmusic.o \
+	sky/music/gmchannel.o \
+	sky/music/gmmusic.o \
 
 # Include common rules 
 include common.rules
diff --git a/sky/adlibchannel.cpp b/sky/music/adlibchannel.cpp
similarity index 94%
rename from sky/adlibchannel.cpp
rename to sky/music/adlibchannel.cpp
index c277a66de55..26ad9708149 100644
--- a/sky/adlibchannel.cpp
+++ b/sky/music/adlibchannel.cpp
@@ -22,8 +22,9 @@
 #include "adlibchannel.h"
 #include "sound/fmopl.h"
 
-SkyAdlibChannel::SkyAdlibChannel(uint8 *pMusicData, uint16 startOfData)
+SkyAdlibChannel::SkyAdlibChannel(uint8 *pMusicData, uint16 startOfData, uint32 version)
 {
+	_gameVersion = version;
 	_musicData = pMusicData;
 	_channelData.startOfData = startOfData;
 	_channelData.eventDataPtr = startOfData;
@@ -39,14 +40,25 @@ SkyAdlibChannel::SkyAdlibChannel(uint8 *pMusicData, uint16 startOfData)
 	_channelData.frequency = 0;
 	_channelData.instrumentData = NULL;
 
-	uint16 instrumentDataLoc = (_musicData[0x1206] << 8) | _musicData[0x1205];
+	uint16 instrumentDataLoc;
+
+	if (_gameVersion == 267) {
+		instrumentDataLoc = (_musicData[0x11FC] << 8) | _musicData[0x11FB];
+		_frequenceTable = (uint16*)(_musicData+0x7F4);
+		_registerTable = _musicData+0xDF4;
+		_opOutputTable = _musicData+0xE06;
+		_adlibRegMirror = _musicData+0xF55;
+	} else {
+		instrumentDataLoc = (_musicData[0x1206] << 8) | _musicData[0x1205];
+		_frequenceTable = (uint16*)(_musicData+0x7FE);
+		_registerTable = _musicData+0xDFE;
+		_opOutputTable = _musicData+0xE10;
+		_adlibRegMirror = _musicData+0xF5F;
+	}
+
 	_instrumentMap = _musicData+instrumentDataLoc;
 	_instruments = (InstrumentStruct*)(_instrumentMap+0x80);
 
-	_frequenceTable = (uint16*)(_musicData+0x7FE);
-	_registerTable = _musicData+0xDFE;
-	_opOutputTable = _musicData+0xE10;
-	_adlibRegMirror = _musicData+0xF5F;
 	_musicVolume = 0x100;
 }
 
diff --git a/sky/adlibchannel.h b/sky/music/adlibchannel.h
similarity index 95%
rename from sky/adlibchannel.h
rename to sky/music/adlibchannel.h
index de41ac53df6..a9b43c3f9b2 100644
--- a/sky/adlibchannel.h
+++ b/sky/music/adlibchannel.h
@@ -24,7 +24,7 @@
 
 #include "stdafx.h"
 #include "common/engine.h"
-#include "sky/musicbase.h"
+#include "sky/music/musicbase.h"
 
 typedef struct {
 	uint8 ad_Op1, ad_Op2;
@@ -59,11 +59,12 @@ typedef struct {
 
 class SkyAdlibChannel : public SkyChannelBase {
 public:
-	SkyAdlibChannel(uint8 *pMusicData, uint16 startOfData);
+	SkyAdlibChannel(uint8 *pMusicData, uint16 startOfData, uint32 version);
 	virtual void stopNote(void);
 	virtual uint8 process(uint16 aktTime);
 	virtual void updateVolume(uint16 pVolume);
 private:
+	uint32 _gameVersion;
 	uint8 *_musicData;
 	uint16 _musicVolume;
 	AdlibChannelType _channelData;
diff --git a/sky/adlibmusic.cpp b/sky/music/adlibmusic.cpp
similarity index 83%
rename from sky/adlibmusic.cpp
rename to sky/music/adlibmusic.cpp
index 295f7e97bdb..b23afd879c9 100644
--- a/sky/adlibmusic.cpp
+++ b/sky/music/adlibmusic.cpp
@@ -19,7 +19,7 @@
  *
  */
 
-#include "sky/adlibmusic.h"
+#include "sky/music/adlibmusic.h"
 #include "sound/fmopl.h"
 
 void SkyAdlibMusic::passMixerFunc(void *param, int16 *buf, uint len) {
@@ -27,8 +27,8 @@ void SkyAdlibMusic::passMixerFunc(void *param, int16 *buf, uint len) {
 	((SkyAdlibMusic*)param)->premixerCall(buf, len);
 }
 
-SkyAdlibMusic::SkyAdlibMusic(SoundMixer *pMixer, SkyDisk *pSkyDisk)
-	: SkyMusicBase(pSkyDisk) {
+SkyAdlibMusic::SkyAdlibMusic(SoundMixer *pMixer, SkyDisk *pSkyDisk, uint32 version)
+	: SkyMusicBase(pSkyDisk, version) {
 
 	_driverFileBase = 60202;
     _mixer = pMixer;
@@ -74,8 +74,15 @@ void SkyAdlibMusic::premixerCall(int16 *buf, uint len) {
 
 void SkyAdlibMusic::setupPointers(void) {
 
-	_musicDataLoc = (_musicData[0x1202]<<8)|_musicData[0x1201];
-	_initSequence = _musicData+0xE91;
+	printf("game version: %d\n",_gameVersion);
+	if (_gameVersion == 267) {
+		// disk demo uses a different adlib driver version, some offsets have changed
+		_musicDataLoc = (_musicData[0x11F8] << 8) | _musicData[0x11F7];
+		_initSequence = _musicData + 0xE87;
+	} else {
+		_musicDataLoc = (_musicData[0x1202] << 8) | _musicData[0x1201];
+		_initSequence = _musicData + 0xE91;
+	}
 	_nextMusicPoll = 0;
 }
 
@@ -85,7 +92,7 @@ void SkyAdlibMusic::setupChannels(uint8 *channelData) {
 	channelData++;
 	for (uint8 cnt = 0; cnt < _numberOfChannels; cnt++) {
 		uint16 chDataStart = ((channelData[(cnt << 1) | 1] << 8) | channelData[cnt << 1]) + _musicDataLoc;
-		_channels[cnt] = new SkyAdlibChannel(_musicData, chDataStart);
+		_channels[cnt] = new SkyAdlibChannel(_musicData, chDataStart, _gameVersion);
 	}
 }
 
diff --git a/sky/adlibmusic.h b/sky/music/adlibmusic.h
similarity index 95%
rename from sky/adlibmusic.h
rename to sky/music/adlibmusic.h
index 31332b63b71..dcde24150cc 100644
--- a/sky/adlibmusic.h
+++ b/sky/music/adlibmusic.h
@@ -30,7 +30,7 @@
 
 class SkyAdlibMusic : public SkyMusicBase {
 public:
-	SkyAdlibMusic(SoundMixer *pMixer, SkyDisk *pSkyDisk);
+	SkyAdlibMusic(SoundMixer *pMixer, SkyDisk *pSkyDisk, uint32 version);
 	~SkyAdlibMusic(void);
 private:
 	SoundMixer *_mixer;
diff --git a/sky/gmchannel.cpp b/sky/music/gmchannel.cpp
similarity index 100%
rename from sky/gmchannel.cpp
rename to sky/music/gmchannel.cpp
diff --git a/sky/gmchannel.h b/sky/music/gmchannel.h
similarity index 98%
rename from sky/gmchannel.h
rename to sky/music/gmchannel.h
index eb5cb471b94..693eabf3d0b 100644
--- a/sky/gmchannel.h
+++ b/sky/music/gmchannel.h
@@ -25,7 +25,7 @@
 #include "stdafx.h"
 #include "sound/mididrv.h"
 #include "common/engine.h"
-#include "sky/musicbase.h"
+#include "sky/music/musicbase.h"
 
 typedef struct {
 	uint16 eventDataPtr;
diff --git a/sky/gmmusic.cpp b/sky/music/gmmusic.cpp
similarity index 98%
rename from sky/gmmusic.cpp
rename to sky/music/gmmusic.cpp
index 98e79ca88dd..3d2ddf947d3 100644
--- a/sky/gmmusic.cpp
+++ b/sky/music/gmmusic.cpp
@@ -26,8 +26,8 @@ void SkyGmMusic::passTimerFunc(void *param) {
 	((SkyGmMusic*)param)->timerCall();
 }
 
-SkyGmMusic::SkyGmMusic(MidiDriver *pMidiDrv, SkyDisk *pSkyDisk)
-	: SkyMusicBase(pSkyDisk) {
+SkyGmMusic::SkyGmMusic(MidiDriver *pMidiDrv, SkyDisk *pSkyDisk, uint32 version)
+	: SkyMusicBase(pSkyDisk, version) {
 
 	_driverFileBase = 60200;
     _midiDrv = pMidiDrv;
diff --git a/sky/gmmusic.h b/sky/music/gmmusic.h
similarity index 95%
rename from sky/gmmusic.h
rename to sky/music/gmmusic.h
index b3dca05b390..be26bf26fd8 100644
--- a/sky/gmmusic.h
+++ b/sky/music/gmmusic.h
@@ -30,7 +30,7 @@
 
 class SkyGmMusic : public SkyMusicBase {
 public:
-	SkyGmMusic(MidiDriver *pMidiDrv, SkyDisk *pSkyDisk);
+	SkyGmMusic(MidiDriver *pMidiDrv, SkyDisk *pSkyDisk, uint32 version);
 	~SkyGmMusic(void);
 private:
 	static void passTimerFunc(void *param);
diff --git a/sky/mt32music.cpp b/sky/music/mt32music.cpp
similarity index 98%
rename from sky/mt32music.cpp
rename to sky/music/mt32music.cpp
index cb99c59f42b..53765f9941b 100644
--- a/sky/mt32music.cpp
+++ b/sky/music/mt32music.cpp
@@ -26,8 +26,8 @@ void SkyMT32Music::passTimerFunc(void *param) {
 	((SkyMT32Music*)param)->timerCall();
 }
 
-SkyMT32Music::SkyMT32Music(MidiDriver *pMidiDrv, SkyDisk *pSkyDisk)
-	: SkyMusicBase(pSkyDisk) {
+SkyMT32Music::SkyMT32Music(MidiDriver *pMidiDrv, SkyDisk *pSkyDisk, uint32 version)
+	: SkyMusicBase(pSkyDisk, version) {
 
 	_driverFileBase = 60200;
     _midiDrv = pMidiDrv;
diff --git a/sky/mt32music.h b/sky/music/mt32music.h
similarity index 95%
rename from sky/mt32music.h
rename to sky/music/mt32music.h
index 76b2a18fc51..9b396b649dc 100644
--- a/sky/mt32music.h
+++ b/sky/music/mt32music.h
@@ -30,7 +30,7 @@
 
 class SkyMT32Music : public SkyMusicBase {
 public:
-	SkyMT32Music(MidiDriver *pMidiDrv, SkyDisk *pSkyDisk);
+	SkyMT32Music(MidiDriver *pMidiDrv, SkyDisk *pSkyDisk, uint32 version);
 	~SkyMT32Music(void);
 private:
 	static void passTimerFunc(void *param);
diff --git a/sky/musicbase.cpp b/sky/music/musicbase.cpp
similarity index 97%
rename from sky/musicbase.cpp
rename to sky/music/musicbase.cpp
index cc1670f9963..7d930dae18f 100644
--- a/sky/musicbase.cpp
+++ b/sky/music/musicbase.cpp
@@ -21,8 +21,9 @@
 
 #include "musicbase.h"
 
-SkyMusicBase::SkyMusicBase(SkyDisk *pSkyDisk) {
+SkyMusicBase::SkyMusicBase(SkyDisk *pSkyDisk, uint32 version) {
 
+	_gameVersion = version;
 	_musicData = NULL;
 	_allowedCommands = 0;
 	_skyDisk = pSkyDisk;
diff --git a/sky/musicbase.h b/sky/music/musicbase.h
similarity index 96%
rename from sky/musicbase.h
rename to sky/music/musicbase.h
index 587d9d8a8d6..306cfaa0db7 100644
--- a/sky/musicbase.h
+++ b/sky/music/musicbase.h
@@ -24,7 +24,7 @@
 
 #include "stdafx.h"
 #include "common/engine.h"
-#include "disk.h"
+#include "sky/disk.h"
 
 #define FILES_PER_SECTION 4
 
@@ -43,13 +43,15 @@ private:
 
 class SkyMusicBase {
 public:
-	SkyMusicBase(SkyDisk *pSkyDisk);
+	SkyMusicBase(SkyDisk *pSkyDisk, uint32 version);
 	virtual ~SkyMusicBase(void);
 	void loadSection(uint8 pSection);
 	void musicCommand(uint16 command);
 	void startMusic(uint16 param) { _onNextPoll.musicToProcess = param & 0xF; }; // 4
 	
 protected:
+	uint32 _gameVersion;
+
 	SkyDisk *_skyDisk;
 	uint8 *_musicData;
 	uint8 _allowedCommands;
diff --git a/sky/sky.cpp b/sky/sky.cpp
index 3478a5e0d43..dee0b10303e 100644
--- a/sky/sky.cpp
+++ b/sky/sky.cpp
@@ -158,13 +158,14 @@ void SkyState::initialise(void) {
 	_skyDisk = new SkyDisk(_gameDataPath);
 	_skySound = new SkySound(_mixer, _skyDisk);
 	
+	_gameVersion = _skyDisk->determineGameVersion();
+
 	if (_detector->getMidiDriverType() == MD_ADLIB) {
-		_skyMusic = new SkyAdlibMusic(_mixer, _skyDisk);
+		_skyMusic = new SkyAdlibMusic(_mixer, _skyDisk, _gameVersion);
 	} else {
-		_skyMusic = new SkyGmMusic(_detector->createMidi(), _skyDisk);
+		_skyMusic = new SkyGmMusic(_detector->createMidi(), _skyDisk, _gameVersion);
 	}
 
-	_gameVersion = _skyDisk->determineGameVersion();
 	_skyText = new SkyText(_skyDisk, _gameVersion, _language);
 	_skyMouse = new SkyMouse(_skyDisk);
 	_skyScreen = new SkyScreen(_system, _skyDisk);
diff --git a/sky/sky.h b/sky/sky.h
index c5b0c05d8dd..de56ca29b72 100644
--- a/sky/sky.h
+++ b/sky/sky.h
@@ -33,10 +33,10 @@
 #include "sky/struc.h"
 #include "sky/grid.h"
 #include "sky/screen.h"
-#include "sky/musicbase.h"
-#include "sky/adlibmusic.h"
-#include "sky/gmmusic.h"
-#include "sky/mt32music.h"
+#include "sky/music/musicbase.h"
+#include "sky/music/adlibmusic.h"
+#include "sky/music/gmmusic.h"
+#include "sky/music/mt32music.h"
 #include "sky/mouse.h"
 
 class SkyLogic;