From 6d4900ad06821c69334735b48f8451e32030bcad Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Fri, 5 Sep 2008 13:02:03 +0000
Subject: Hopefully fixed the chaos with the SAGA volume values. This also
 fixes the broken volume introduced with the introduction of the RTL code in
 the engine

svn-id: r34349
---
 engines/saga/interface.cpp | 21 ++++++++++++---------
 engines/saga/music.cpp     |  6 +++---
 engines/saga/rscfile.cpp   |  2 +-
 engines/saga/sfuncs.cpp    |  6 +++---
 4 files changed, 19 insertions(+), 16 deletions(-)

diff --git a/engines/saga/interface.cpp b/engines/saga/interface.cpp
index 2112f5ee98..abf8094533 100644
--- a/engines/saga/interface.cpp
+++ b/engines/saga/interface.cpp
@@ -1646,13 +1646,15 @@ void Interface::setOption(PanelButton *panelButton) {
 		}
 		break;
 	case kTextMusic:
-		_vm->_musicVolume = (_vm->_musicVolume + 1) % 11;
-		_vm->_music->setVolume(_vm->_musicVolume == 10 ? -1 : _vm->_musicVolume * 25, 1);
-		ConfMan.setInt("music_volume", _vm->_musicVolume * 25);
+		_vm->_musicVolume = _vm->_musicVolume + 25;
+		if (_vm->_musicVolume > 255) _vm->_musicVolume = 0;
+		_vm->_music->setVolume(_vm->_musicVolume, 1);
+		ConfMan.setInt("music_volume", _vm->_musicVolume);
 		break;
 	case kTextSound:
-		_vm->_soundVolume = (_vm->_soundVolume + 1) % 11;
-		ConfMan.setInt("sfx_volume", _vm->_soundVolume * 25);
+		_vm->_soundVolume = _vm->_soundVolume + 25;
+		if (_vm->_soundVolume > 255) _vm->_soundVolume = 0;
+		ConfMan.setInt("sound_volume", _vm->_soundVolume);
 		_vm->_sound->setVolume();
 		break;
 	case kTextVoices:
@@ -1672,8 +1674,9 @@ void Interface::setOption(PanelButton *panelButton) {
 			_vm->_voicesEnabled = false;
 		}
 		
-		_vm->_speechVolume = (_vm->_speechVolume + 1) % 11;
-		ConfMan.setInt("speech_volume", _vm->_speechVolume * 25);
+		_vm->_speechVolume = _vm->_speechVolume + 25;
+		if (_vm->_speechVolume > 255) _vm->_speechVolume = 0;
+		ConfMan.setInt("speech_volume", _vm->_speechVolume);
 		_vm->_sound->setVolume();
 
 		ConfMan.setBool("subtitles", _vm->_subtitlesEnabled);
@@ -2275,13 +2278,13 @@ void Interface::drawPanelButtonText(Surface *ds, InterfacePanel *panel, PanelBut
 		break;
 	case kTextMusic:
 		if (_vm->_musicVolume)
-			textId = kText10Percent + _vm->_musicVolume - 1;
+			textId = kText10Percent + _vm->_musicVolume / 25 - 1;
 		else
 			textId = kTextOff;
 		break;
 	case kTextSound:
 		if (_vm->_soundVolume)
-			textId = kText10Percent + _vm->_soundVolume - 1;
+			textId = kText10Percent + _vm->_soundVolume / 25  - 1;
 		else
 			textId = kTextOff;
 		break;
diff --git a/engines/saga/music.cpp b/engines/saga/music.cpp
index 9b0efad0d5..5bf0c0ec03 100644
--- a/engines/saga/music.cpp
+++ b/engines/saga/music.cpp
@@ -404,7 +404,7 @@ void Music::musicVolumeGauge() {
 }
 
 void Music::setVolume(int volume, int time) {
-	_targetVolume = volume * 2; // ScummVM has different volume scale
+	_targetVolume = volume;
 	_currentVolumePercent = 0;
 
 	if (volume == -1) // Set Full volume
@@ -585,7 +585,7 @@ void Music::play(uint32 resourceId, MusicFlags flags) {
 	parser->property(MidiParser::mpCenterPitchWheelOnUnload, 1);
 
 	_player->_parser = parser;
-	setVolume(_vm->_musicVolume == 10 ? 255 : _vm->_musicVolume * 25);
+	setVolume(_vm->_musicVolume);
 
 	if (flags & MUSIC_LOOP)
 		_player->setLoop(true);
@@ -603,7 +603,7 @@ void Music::pause(void) {
 }
 
 void Music::resume(void) {
-	_player->setVolume(_vm->_musicVolume == 10 ? 255 : _vm->_musicVolume * 25);
+	_player->setVolume(_vm->_musicVolume);
 	_player->setPlaying(true);
 }
 
diff --git a/engines/saga/rscfile.cpp b/engines/saga/rscfile.cpp
index e150caeca5..9bf882153c 100644
--- a/engines/saga/rscfile.cpp
+++ b/engines/saga/rscfile.cpp
@@ -805,7 +805,7 @@ void Resource::loadGlobalResources(int chapter, int actorsEntrance) {
 		free(resourcePointer);
 	} else {
 		// The IHNM demo has a fixed music track and doesn't load a song table
-		_vm->_music->setVolume(_vm->_musicVolume == 10 ? -1 : _vm->_musicVolume * 25, 1);
+		_vm->_music->setVolume(_vm->_musicVolume, 1);
 		_vm->_music->play(3, MUSIC_LOOP);
 		free(resourcePointer);
 	}
diff --git a/engines/saga/sfuncs.cpp b/engines/saga/sfuncs.cpp
index e1e1074e1d..e19fd5ae02 100644
--- a/engines/saga/sfuncs.cpp
+++ b/engines/saga/sfuncs.cpp
@@ -1465,7 +1465,7 @@ void Script::sfPlayMusic(SCRIPTFUNC_PARAMS) {
 		int16 param = thread->pop() + 9;
 
 		if (param >= 9 && param <= 34) {
-			_vm->_music->setVolume(_vm->_musicVolume == 10 ? -1 : _vm->_musicVolume * 25, 1);
+			_vm->_music->setVolume(_vm->_musicVolume, 1);
 			_vm->_music->play(param);
 		} else {
 			_vm->_music->stop();
@@ -1482,7 +1482,7 @@ void Script::sfPlayMusic(SCRIPTFUNC_PARAMS) {
 		if (param1 >= _vm->_music->_songTableLen) {
 			warning("sfPlayMusic: Wrong song number (%d > %d)", param1, _vm->_music->_songTableLen - 1);
 		} else {
-			_vm->_music->setVolume(_vm->_musicVolume == 10 ? -1 : _vm->_musicVolume * 25, 1);
+			_vm->_music->setVolume(_vm->_musicVolume, 1);
 			_vm->_music->play(_vm->_music->_songTable[param1], param2 ? MUSIC_LOOP : MUSIC_NORMAL);
 			if (!_vm->_scene->haveChapterPointsChanged()) {
 				_vm->_scene->setCurrentMusicTrack(param1);
@@ -1928,7 +1928,7 @@ void Script::sfQueueMusic(SCRIPTFUNC_PARAMS) {
 	if (param1 >= _vm->_music->_songTableLen) {
 		warning("sfQueueMusic: Wrong song number (%d > %d)", param1, _vm->_music->_songTableLen - 1);
 	} else {
-		_vm->_music->setVolume(_vm->_musicVolume == 10 ? -1 : _vm->_musicVolume * 25, 1);
+		_vm->_music->setVolume(_vm->_musicVolume, 1);
 		event.type = kEvTOneshot;
 		event.code = kMusicEvent;
 		event.param = _vm->_music->_songTable[param1];
-- 
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