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use super::{Noise, NoiseDomain, Seedable, noise::{Seeded, SplitSeed}};
use core::ops::Add;
#[derive(Copy, Clone)]
pub struct AddNoise<Inner1, Inner2> {
inner1: Inner1,
inner2: Inner2,
}
impl<Inner1: Noise, Inner2: Noise> Noise for AddNoise<Inner1, Inner2> where Inner1::Value: Add<Inner2::Value> {
type Value = <Inner1::Value as Add<Inner2::Value>>::Output;
type Unseeded = AddNoise<Inner1::Unseeded, Inner2::Unseeded>;
}
impl<Inner1, Inner2> AddNoise<Inner1, Inner2> {
pub fn new(inner1: Inner1, inner2: Inner2) -> AddNoise<Inner1, Inner2> {
AddNoise { inner1, inner2 }
}
}
impl<Seed: SplitSeed, Inner1: Seedable<Seed = Seed>, Inner2: Seedable<Seed = Seed>> Seedable for AddNoise<Inner1, Inner2> {
type Seed = Seed;
type Seeded = AddNoise<Inner1::Seeded, Inner2::Seeded>;
fn seed(self, seed: Self::Seed) -> Self::Seeded {
AddNoise { inner1: self.inner1.seed(seed.split(0)), inner2: self.inner2.seed(seed.split(1)) }
}
}
impl<Seed: SplitSeed, Inner1: Seeded, Inner2: Seeded> Seeded for AddNoise<Inner1, Inner2> where
Inner1::Config: Seedable<Seed = Seed>,
Inner2::Config: Seedable<Seed = Seed>,
{
type Config = AddNoise<Inner1::Config, Inner2::Config>;
}
impl<Arg: Copy, Inner1: NoiseDomain<Arg>, Inner2: NoiseDomain<Arg>> NoiseDomain<Arg> for AddNoise<Inner1, Inner2> where
Inner1::Value: Add<Inner2::Value>,
{
fn noise(&self, arg: Arg) -> Self::Value {
self.inner1.noise(arg) + self.inner2.noise(arg)
}
}