The Sound Mixer - If the user wants to play many sounds simultaneously, and perhaps the same sound overlapping itself, then you need a mixer, which takes input from all sound sources for that audio frame. This mixer maintains a list of sound locations for all concurrently playing audio samples. Instead of duplicating audio data, we simply store the fact that a sound sample is in use and an offset
source not stored for this graph (policy: none)
nothing calls this directly
no outgoing calls
no test coverage detected