pub type FMOD_3D_ROLLOFF_CALLBACK = Option<unsafe extern "C" fn(channelcontrol: *mut FMOD_CHANNELCONTROL, distance: f32) -> f32>;Aliased Type§
pub enum FMOD_3D_ROLLOFF_CALLBACK {
None,
Some(unsafe extern "C" fn(*mut FMOD_CHANNELCONTROL, f32) -> f32),
}