SCI32: Add audio volume sync support for RAMA

6 files changed, 44 insertions, 2 deletions

diff --git a/engines/sci/engine/features.cpp b/engines/sci/engine/features.cpp
index c4e23b59aa..f94ab8a6a7 100644
--- a/engines/sci/engine/features.cpp
+++ b/engines/sci/engine/features.cpp
@@ -577,8 +577,8 @@ bool GameFeatures::audioVolumeSyncUsesGlobals() const {
 	case GID_LSL7:
 	case GID_PHANTASMAGORIA:
 	case GID_PHANTASMAGORIA2:
+	case GID_RAMA:
 	case GID_TORIN:
-		// TODO: SCI3
 		return true;
 	default:
 		return false;
diff --git a/engines/sci/engine/guest_additions.cpp b/engines/sci/engine/guest_additions.cpp
index 06cf0c9f66..d4e410261f 100644
--- a/engines/sci/engine/guest_additions.cpp
+++ b/engines/sci/engine/guest_additions.cpp
@@ -100,7 +100,7 @@ bool GuestAdditions::shouldSyncAudioToScummVM() const {
 			// SCI16 with menu bar
 			return true;
 		} else if (objName == "volumeSlider") {
-			// SCI16 with icon bar, QFG4, Hoyle5
+			// SCI16 with icon bar, QFG4, Hoyle5, RAMA
 			return true;
 		} else if (gameId == GID_MOTHERGOOSE256 && objName == "soundBut") {
 			return true;
@@ -163,6 +163,8 @@ void GuestAdditions::writeVarHook(const int type, const int index, const reg_t v
 				syncAudioVolumeGlobalsToScummVM(index, value);
 			} else if (g_sci->getGameId() == GID_GK1) {
 				syncGK1StartupVolumeFromScummVM(index, value);
+			} else if (g_sci->getGameId() == GID_RAMA && index == kGlobalVarRamaMusicVolume) {
+				syncRamaVolumeFromScummVM((ConfMan.getInt("music_volume") + 1) * kRamaVolumeMax / Audio::Mixer::kMaxMixerVolume);
 			}
 
 			if (_features->supportsTextSpeed()) {
@@ -1034,6 +1036,13 @@ void GuestAdditions::syncAudioVolumeGlobalsFromScummVM() const {
 		break;
 	}
 
+	case GID_RAMA: {
+		const int16 musicVolume = (ConfMan.getInt("music_volume") + 1) * kRamaVolumeMax / Audio::Mixer::kMaxMixerVolume;
+		syncRamaVolumeFromScummVM(musicVolume);
+		syncRamaUI(musicVolume);
+		break;
+	}
+
 	case GID_LSL7:
 	case GID_TORIN: {
 		const int16 musicVolume  = (ConfMan.getInt("music_volume") + 1)  * 100 / Audio::Mixer::kMaxMixerVolume;
@@ -1143,6 +1152,15 @@ void GuestAdditions::syncPhant2VolumeFromScummVM(const int16 masterVolume) const
 	}
 }
 
+void GuestAdditions::syncRamaVolumeFromScummVM(const int16 musicVolume) const {
+	_state->variables[VAR_GLOBAL][kGlobalVarRamaMusicVolume] = make_reg(0, musicVolume);
+	const reg_t gameId = _state->variables[VAR_GLOBAL][kGlobalVarGame];
+	if (!gameId.isNull()) {
+		reg_t args[] = { make_reg(0, musicVolume) };
+		invokeSelector(gameId, SELECTOR(masterVolume), 1, args);
+	}
+}
+
 void GuestAdditions::syncTorinVolumeFromScummVM(const int16 musicVolume, const int16 sfxVolume, const int16 speechVolume) const {
 	_state->variables[VAR_GLOBAL][kGlobalVarTorinMusicVolume]  = make_reg(0, musicVolume);
 	_state->variables[VAR_GLOBAL][kGlobalVarTorinSFXVolume]    = make_reg(0, sfxVolume);
@@ -1204,6 +1222,13 @@ void GuestAdditions::syncAudioVolumeGlobalsToScummVM(const int index, const reg_
 		}
 		break;
 
+	case GID_RAMA:
+		if (index == kGlobalVarRamaMusicVolume) {
+			const int16 musicVolume = value.toSint16() * Audio::Mixer::kMaxMixerVolume / kRamaVolumeMax;
+			ConfMan.setInt("music_volume", musicVolume);
+		}
+		break;
+
 	case GID_LSL7:
 	case GID_TORIN:
 		if (index == kGlobalVarTorinMusicVolume ||
@@ -1434,6 +1459,14 @@ void GuestAdditions::syncQFG4UI(const int16 musicVolume) const {
 	}
 }
 
+void GuestAdditions::syncRamaUI(const int16 musicVolume) const {
+	const reg_t sliderId = _segMan->findObjectByName("volumeSlider");
+	if (!sliderId.isNull() && !readSelector(_segMan, sliderId, SELECTOR(plane)).isNull()) {
+		reg_t args[] = { make_reg(0, musicVolume) };
+		invokeSelector(sliderId, SELECTOR(setCel), 1, args);
+	}
+}
+
 void GuestAdditions::syncShivers1UI(const int16 dacVolume) const {
 	const reg_t sliderId = _segMan->findObjectByName("spVolume");
 	if (!sliderId.isNull()) {
diff --git a/engines/sci/engine/guest_additions.h b/engines/sci/engine/guest_additions.h
index a1043a8402..ba6adf344e 100644
--- a/engines/sci/engine/guest_additions.h
+++ b/engines/sci/engine/guest_additions.h
@@ -43,6 +43,7 @@ enum {
 	// will just use 85 as the maximum volume.
 	kPhant2VolumeMax       = 85,
 
+	kRamaVolumeMax         = 16,
 	kLSL6HiresUIVolumeMax  = 13,
 	kLSL6HiresSubtitleFlag = 105
 };
@@ -388,6 +389,7 @@ private:
 	void syncGK2VolumeFromScummVM(const int16 musicVolume) const;
 	void syncLSL6HiresVolumeFromScummVM(const int16 musicVolume) const;
 	void syncPhant2VolumeFromScummVM(const int16 masterVolume) const;
+	void syncRamaVolumeFromScummVM(const int16 musicVolume) const;
 	void syncTorinVolumeFromScummVM(const int16 musicVolume, const int16 sfxVolume, const int16 speechVolume) const;
 
 	/**
@@ -421,6 +423,7 @@ private:
 	void syncPQ4UI(const int16 musicVolume) const;
 	void syncPQSWATUI() const;
 	void syncQFG4UI(const int16 musicVolume) const;
+	void syncRamaUI(const int16 musicVolume) const;
 	void syncShivers1UI(const int16 dacVolume) const;
 	void syncSQ6UI() const;
 	void syncTorinUI(const int16 musicVolume, const int16 sfxVolume, const int16 speechVolume) const;
diff --git a/engines/sci/engine/selector.cpp b/engines/sci/engine/selector.cpp
index 1feb80844c..42c71c4d31 100644
--- a/engines/sci/engine/selector.cpp
+++ b/engines/sci/engine/selector.cpp
@@ -230,6 +230,8 @@ void Kernel::mapSelectors() {
 	FIND_SELECTOR(fileNumber);
 	FIND_SELECTOR(description);
 	FIND_SELECTOR(dispose);
+	FIND_SELECTOR(masterVolume);
+	FIND_SELECTOR(setCel);
 #endif
 }
 
diff --git a/engines/sci/engine/selector.h b/engines/sci/engine/selector.h
index 1603ca94f3..2debd3204d 100644
--- a/engines/sci/engine/selector.h
+++ b/engines/sci/engine/selector.h
@@ -187,6 +187,8 @@ struct SelectorCache {
 	Selector fileNumber; // for RAMA save/load
 	Selector description; // for RAMA save/load
 	Selector dispose; // for RAMA save/load save from launcher
+	Selector masterVolume; // for RAMA volume sync
+	Selector setCel; // for RAMA volume sync
 #endif
 };
 
diff --git a/engines/sci/engine/vm.h b/engines/sci/engine/vm.h
index 83550f8aa6..0da48a4cad 100644
--- a/engines/sci/engine/vm.h
+++ b/engines/sci/engine/vm.h
@@ -139,6 +139,7 @@ enum {
 
 enum GlobalVar {
 	kGlobalVarEgo            = 0,
+	kGlobalVarGame           = 1,
 	kGlobalVarCurrentRoom    = 2,
 	kGlobalVarSpeed          = 3,  // SCI16
 	kGlobalVarQuit           = 4,
@@ -158,6 +159,7 @@ enum GlobalVar {
 	kGlobalVarRamaCatalogFile      = 130,
 	kGlobalVarLSL6HiresGameFlags   = 137,
 	kGlobalVarGK1NarratorMode      = 166, // 0 for text, 1 for speech
+	kGlobalVarRamaMusicVolume      = 176, // 0 to 16
 	kGlobalVarPhant1MusicVolume    = 187, // 0 to 15
 	kGlobalVarPhant1DACVolume      = 188, // 0 to 127
 	kGlobalVarLSL6HiresMusicVolume = 194, // 0 to 13