A few minor changes - default AllSoundPropertiesUpToDate to false, set 3d attributes on music channel so the music channel plays properly with 3d sound panning

Author: garethyr

Entities/SoundContainer.h

@@ -321,7 +321,7 @@ namespace RTE {
 		bool m_AffectedByGlobalPitch; //!< Whether this SoundContainer's sounds should be able to be altered by global pitch changes
 		bool m_Immobile; //!< Whether this SoundContainer's sounds should be treated as immobile, i.e. not affected by 3D sound effects. Mostly used for GUI sounds and the like.
 
-		bool m_AllSoundPropertiesUpToDate; //!< Whether this SoundContainer's sounds' modes and properties are up to date. Used primarily to handle discrepancies that can occur when loading from ini if the line ordering isn't ideal.
+		bool m_AllSoundPropertiesUpToDate = false; //!< Whether this SoundContainer's sounds' modes and properties are up to date. Used primarily to handle discrepancies that can occur when loading from ini if the line ordering isn't ideal.
 
 	private:
 		/// <summary>

Managers/AudioMan.cpp

@@ -281,6 +281,7 @@ namespace RTE {
 			FMOD::Channel *musicChannel;
 			result = musicStream->set3DMinMaxDistance(100000, 100000);
 			result = (result == FMOD_OK) ? m_AudioSystem->playSound(musicStream, m_MusicChannelGroup, true, &musicChannel) : result;
+			result = (result == FMOD_OK) ? musicChannel->set3DAttributes(&GetAsFMODVector(Vector()), NULL) : result;
 			if (result != FMOD_OK) {
 				g_ConsoleMan.PrintString("ERROR: Could not play music file: " + std::string(filePath) + ": " + std::string(FMOD_ErrorString(result)));
 				return;