add stars and velocity

1 files changed, 1 insertions, 0 deletions

diff --git a/src/lib/util.js b/src/lib/util.js
index 7980220..ff6dcf5 100644
--- a/src/lib/util.js
+++ b/src/lib/util.js
@@ -11,6 +11,7 @@ const isDesktop = !isMobile;
 document.body.classList.add(isMobile ? "mobile" : "desktop");
 
 export const browser = { isIphone, isIpad, isMobile, isDesktop };
+export const clamp = (n, a, b) => (n < a ? a : n < b ? n : b);
 export const choice = (a) => a[Math.floor(Math.random() * a.length)];
 export const mod = (n, m) => n - m * Math.floor(n / m);
 export const random = () => Math.random();