Struct InvQuartic 

pub struct InvQuartic;

Inverse Quartic Smoothstep: sqrt(1-sqrt(1-x))

Maps output values back to input values. InvQuartic(Quartic(x)) = x

examples.

use eazy::Curve;
use eazy::interpolation::polynomial::quartic::{Quartic, InvQuartic};

let x = 0.3;
let y = Quartic.y(x);
let x_back = InvQuartic.y(y);
assert!((x - x_back).abs() < 0.0001);

Trait Implementations

impl Curve for InvQuartic

fn y(&self, p: f32) -> f32

Computes the y-axis of the curve from a progress value.

impl Debug for InvQuartic

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

Formats the value using the given formatter.