pub unsafe extern "C" fn FMOD_ChannelGroup_Set3DCustomRolloff(
channelgroup: *mut FMOD_CHANNELGROUP,
points: *mut FMOD_VECTOR,
numpoints: c_int,
) -> FMOD_RESULTpub unsafe extern "C" fn FMOD_ChannelGroup_Set3DCustomRolloff(
channelgroup: *mut FMOD_CHANNELGROUP,
points: *mut FMOD_VECTOR,
numpoints: c_int,
) -> FMOD_RESULT