Audio3d (elm_playground

type listener

val listener : 
  ?velocity:(Playground.number * Playground.number * Playground.number) ->
  Playground3d.camera ->
  listener

val heard : 
  listener ->
  ?velocity:(Playground.number * Playground.number * Playground.number) ->
  ?reference:Playground.number ->
  ?speed_of_sound:Playground.number ->
  (Playground.number * Playground.number * Playground.number) ->
  Audio.sound ->
  Audio.sound

val pan : 
  listener ->
  (Playground.number * Playground.number * Playground.number) ->
  Playground.number