Struct Noise 

pub struct Noise {
    pub envelope: Envelope,
    pub length: LengthCounter,
    /* private fields */
}

Noise channel state.

Fields

envelope: Envelope

Envelope generator.

length: LengthCounter

Length counter.

Implementations

impl Noise

pub const fn new(region: Region) -> Self

New noise channel.

pub fn write_ctrl(&mut self, value: u8)

$400C write.

pub fn write_period(&mut self, value: u8)

$400E write: mode + period index.

pub fn write_length(&mut self, value: u8)

$400F write: length load + envelope restart.

pub fn clock_timer(&mut self)

One APU clock.

pub fn clock_half_frame(&mut self)

Half-frame clock: length.

pub fn clock_quarter_frame(&mut self)

Quarter-frame clock: envelope.

pub fn output(&self) -> u8

Per-cycle output (0..=15).

Trait Implementations

impl Clone for Noise

fn clone(&self) -> Noise

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Noise

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Copy for Noise