use std::mem; use super::*; use ::rand::{XorShiftRng, Rng}; #[derive(Debug)] pub struct Noise { pub rng: XorShiftRng, pub buf: SampleBuffer, } impl Generator for Noise { fn eval<'a>(&'a mut self, params: &Parameters) -> &'a SampleBuffer { self.buf.rate = Rate::Sample; for i in 0..self.buf.len() { self.buf[i] = self.rng.next_f32(); } &self.buf } fn set_buffer(&mut self, buf: SampleBuffer) -> SampleBuffer { mem::replace(&mut self.buf, buf) } }