some experimental changes

svn-id: r17105

3 files changed, 64 insertions, 11 deletions

diff --git a/scumm/imuse_digi/dimuse.h b/scumm/imuse_digi/dimuse.h
index dcec24b109..bbdc56a089 100644
--- a/scumm/imuse_digi/dimuse.h
+++ b/scumm/imuse_digi/dimuse.h
@@ -144,6 +144,9 @@ public:
 	void setVolume(int soundId, int volume);
 	void setPan(int soundId, int pan);
 	void setFade(int soundId, int destVolume, int delay60HzTicks);
+	int getCurMusicSoundId();
+	char *getCurMusicSoundName();
+	void setHookId(int soundId, int hookId);
 	void setMusicVolume(int vol) {}
 	void stopSound(int sound);
 	void stopAllSounds();
diff --git a/scumm/imuse_digi/dimuse_music.cpp b/scumm/imuse_digi/dimuse_music.cpp
index da57398353..547b6ab605 100644
--- a/scumm/imuse_digi/dimuse_music.cpp
+++ b/scumm/imuse_digi/dimuse_music.cpp
@@ -286,27 +286,40 @@ void IMuseDigital::playComiMusic(const char *songName, const imuseComiTable *tab
 
 	switch(table->opcode) {
 		case 0:
-		case 8:
-		case 9:
 			fadeOutMusic(120);
 			break;
+		case 8:
+		case 9:
+			{
+				int soundId = getCurMusicSoundId();
+				setHookId(soundId, hookId);
+				break;
+			}
 		case 1:
+			fadeOutMusic(120);
 			if (table->filename[0] == 0) {
-				fadeOutMusic(120);
 				return;
 			}
-			fadeOutMusic(120);
 			startMusic(table->filename, table->soundId, 0, 1);
 			setFade(table->soundId, 127, 120);
 			break;
 		case 2:
-			if (table->filename[0] == 0) {
-				fadeOutMusic(60);
-				return;
+			{
+				if (table->filename[0] == 0) {
+					fadeOutMusic(60);
+					return;
+				}
+				char *soundName = getCurMusicSoundName();
+				if ((strcmp(soundName, table->filename) == 0)) {
+					int soundId = getCurMusicSoundId();
+					setFade(soundId, 127, table->fadeOut60TicksDelay);
+					setHookId(soundId, hookId);
+				} else {
+					fadeOutMusic(120);
+					startMusic(table->filename, table->soundId, table->hookId, 127);
+				}
+				break;
 			}
-			fadeOutMusic(table->fadeOut60TicksDelay);
-			startMusic(table->filename, table->soundId, table->hookId, 127);
-			break;
 		case 3:
 		case 4:
 		case 12:
@@ -314,9 +327,9 @@ void IMuseDigital::playComiMusic(const char *songName, const imuseComiTable *tab
 				fadeOutMusic(60);
 				return;
 			}
-			fadeOutMusic(table->fadeOut60TicksDelay);
 			if ((!sequence) && (table->atribPos != 0) &&
 					(table->atribPos == _comiStateMusicTable[_curMusicState].atribPos)) {
+				fadeOutMusic(table->fadeOut60TicksDelay);
 				startMusic(table->filename, table->soundId, 0, 127);
 				return;
 			}
diff --git a/scumm/imuse_digi/dimuse_track.cpp b/scumm/imuse_digi/dimuse_track.cpp
index 87072a8fd0..ab80e92db2 100644
--- a/scumm/imuse_digi/dimuse_track.cpp
+++ b/scumm/imuse_digi/dimuse_track.cpp
@@ -206,6 +206,43 @@ void IMuseDigital::setVolume(int soundId, int volume) {
 	}
 }
 
+void IMuseDigital::setHookId(int soundId, int hookId) {
+	Common::StackLock lock(_mutex, "IMuseDigital::setHookId()");
+
+	for (int l = 0; l < MAX_DIGITAL_TRACKS; l++) {
+		Track *track = _track[l];
+		if ((track->soundId == soundId) && track->used && !track->toBeRemoved) {
+			track->curHookId = hookId;
+		}
+	}
+}
+
+int IMuseDigital::getCurMusicSoundId() {
+	int soundId = -1;
+
+	for (int l = 0; l < MAX_DIGITAL_TRACKS; l++) {
+		Track *track = _track[l];
+		if (track->used && !track->toBeRemoved && (track->volGroupId == IMUSE_VOLGRP_MUSIC)) {
+			soundId = track->soundId;
+		}
+	}
+
+	return soundId;
+}
+
+char *IMuseDigital::getCurMusicSoundName() {
+	char *soundName = NULL;
+
+	for (int l = 0; l < MAX_DIGITAL_TRACKS; l++) {
+		Track *track = _track[l];
+		if (track->used && !track->toBeRemoved && (track->volGroupId == IMUSE_VOLGRP_MUSIC)) {
+			soundName = track->soundName;
+		}
+	}
+
+	return soundName;
+}
+
 void IMuseDigital::setPan(int soundId, int pan) {
 	debug(5, "IMuseDigital::setPan(%d, %d)", soundId, pan);