yes

modules/wallpaper-engine/scripts/jsmodules/wemath.js

@@ -0,0 +1,13 @@
+'use strict';
+
+export let deg2rad = Math.PI / 180;
+export let rad2deg = 180 / Math.PI;
+
+export function smoothStep(min, max, v) {
+	let x = Math.max(0, Math.min(1, (v-min)/(max-min)));
+	return x*x*(3-2*x);
+};
+
+export function mix(a, b, v) {
+	return a+(b-a)*v;
+};