Implemented the Op_SetVolume method like the original, which simply set a dummy variable and never actually changed the volume

svn-id: r41748

3 files changed, 7 insertions, 16 deletions

diff --git a/engines/cruise/function.cpp b/engines/cruise/function.cpp
index 1dbac3e209..db7d1eb167 100644
--- a/engines/cruise/function.cpp
+++ b/engines/cruise/function.cpp
@@ -1630,16 +1630,13 @@ int16 Op_GetNodeY(void) {
 }
 
 int16 Op_SetVolume(void) {
-	int oldVolume = _vm->sound().getVolume() >> 2;
+	int oldVolume = _vm->sound().getVolume();
 	int newVolume = popVar();
 
-	// TODO: The game seems to expect the volume will only range from 0 - 63, so for now
-	// I'm doing a translation of the full range 0 - 255 to the 0 - 63 for this script.
-	// Need to verify at some point that there's no problem with this
 	if (newVolume > 63) newVolume = 63;
 	if (newVolume >= 0) {
 		int volume = 63 - newVolume;
-		_vm->sound().setVolume(volume << 2);
+		_vm->sound().setVolume(volume);
 	}
 
 	return oldVolume >> 2;
diff --git a/engines/cruise/sound.cpp b/engines/cruise/sound.cpp
index db8dc67e5a..64f628601a 100644
--- a/engines/cruise/sound.cpp
+++ b/engines/cruise/sound.cpp
@@ -814,15 +814,6 @@ void PCSound::startNote(int channel, int volume, int freq) {
 	_soundDriver->setChannelFrequency(channel, freq);
 }
 
-void PCSound::setVolume(int volume) {
-	warning("TODO: setVolume");
-}
-
-uint8 PCSound::getVolume() {
-	warning("TODO: getVolume");
-	return 63;
-}
-
 void PCSound::startSound(int channelNum, const byte *ptr, int size, int speed, int volume, bool loop) {
 	warning("TODO: validate startSound");
 	playSound(channelNum, speed, ptr, size, 0, 0, volume, loop);
diff --git a/engines/cruise/sound.h b/engines/cruise/sound.h
index a47b3fc8ad..3c02193086 100644
--- a/engines/cruise/sound.h
+++ b/engines/cruise/sound.h
@@ -41,6 +41,7 @@ class PCSound {
 private:
 	Audio::Mixer *_mixer;
 	CruiseEngine *_vm;
+	int _genVolume;
 protected:
 	PCSoundDriver *_soundDriver;
 	PCSoundFxPlayer *_player;
@@ -71,8 +72,10 @@ public:
 	bool musicLooping() const;
 	void musicLoop(bool v);
 	void startNote(int channel, int volume, int freq);
-	void setVolume(int volume);
-	uint8 getVolume();
+
+	// Note: Volume variable accessed by these methods is never actually used in original game
+	void setVolume(int volume) { _genVolume = volume; }
+	uint8 getVolume() const { return _genVolume; }
 };
 
 } // End of namespace Cruise