Module listener

Procs

proc makeCurrent*(self: Listener) {.
gcsafe, locks: 0
.}
proc clearCurrent*(self: Listener) {.
gcsafe, locks: 0
.}
proc isCurrent*(self: Listener): bool {.
gcsafe, locks: 0
.}
proc getListenerTransform*(self: Listener): Transform {.
gcsafe, locks: 0
.}