pub type PhidgetEncoder_OnPositionChangeCallback = Option<unsafe extern "C" fn(ch: PhidgetEncoderHandle, ctx: *mut c_void, positionChange: c_int, timeChange: f64, indexTriggered: c_int)>;Aliased Type§
pub enum PhidgetEncoder_OnPositionChangeCallback {
None,
Some(unsafe extern "C" fn(*mut _PhidgetEncoder, *mut c_void, i32, f64, i32)),
}