Type Alias playdate_sys::ffi::signalStepFunc

pub type signalStepFunc = Option<unsafe extern "C" fn(userdata: *mut c_void, ioframes: *mut c_int, ifval: *mut c_float) -> c_float>;

Aliased Type

enum signalStepFunc {
    None,
    Some(unsafe extern "C" fn(_: *mut c_void, _: *mut i32, _: *mut f32) -> f32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *mut c_void, _: *mut i32, _: *mut f32) -> f32)

Some value of type T.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 4 bytes

Size for each variant:

• None: 0 bytes
• Some: 4 bytes