DopplerPreset Asset
The dopplerpreset asset was added on Ghosts holds information pertaining to how sound changes from an object that is either moving away from, or toward the listener.
struct __declspec(align(8)) DopplerPreset
{
const char *p_name;
float speedOfSound;
float playerVelocityScale;
float minPitch;
float maxPitch;
float smoothing;
};