Audio enhancements:

* redo high fps fix
* make releasing vehicle sounds attach to entities
* fix bug with reusing audio entity that is still being used
* use time scale to modify sound speed

src/audio/AudioManager.h

@@ -44,14 +44,21 @@ public:
 								// 63 =  L 100%  R 100%
 								// 127 = L 0%    R 100%
 	uint8 m_nFrontRearPan;		// Used on PS2 for surround panning
+#ifndef FIX_BUGS
 	uint32 m_nFramesToPlay;		// Number of frames the sound would be played (if it stops being queued).
 								// This one is being set by queued sample for looping sounds, otherwise calculated inside AudioManager
+#else
+	float m_nFramesToPlay;		// Made into float for high fps fix
+#endif
 
 	// all fields below are internal to AudioManager calculations and aren't set by queued sample
 	bool8 m_bIsBeingPlayed;		// Set to TRUE when the sound was added or changed on current frame to avoid it being overwritten
 	bool8 m_bIsPlayingFinished;	// Not sure about the name. Set to TRUE when sampman channel becomes free
 	uint32 m_nFinalPriority;	// Actual value used to compare priority, calculated using volume and m_nPriority. Lesser value means higher priority
 	int8 m_nVolumeChange;		// How much m_nVolume should reduce per each frame.
+#if defined(FIX_BUGS) && defined(EXTERNAL_3D_SOUND)
+	int8 m_nEmittingVolumeChange; // same as above but for m_nEmittingVolume
+#endif
 };
 
 VALIDATE_SIZE(tSound, 96);