Function lerp

src/utils/math.ts:3–5

(a: number, b: number, t: number)

import { clamp } from "./data";

export function lerp(a: number, b: number, t: number) {
    return a + (b - a) * clamp(t, 0, 1);
}

// we lerp after running the smoothstep, and t is clamped to [0, 1]
export function lerpSmoothstep(a: number, b: number, t: number) {