2025-04-02 21:57:33 +08:00

8 lines
178 B
JavaScript

export function easeInOutCubic(t, b, c, d) {
var cc = c - b;
t /= d / 2;
if (t < 1) {
return cc / 2 * t * t * t + b;
}
return cc / 2 * ((t -= 2) * t * t + 2) + b;
}