From ed4a76a8fe639d00689dceddfe755a22cdcfa597 Mon Sep 17 00:00:00 2001
From: Tyler Murphy <tylermurphy534@gmail.com>
Date: Thu, 19 Jan 2023 08:53:44 -0500
Subject: movement

---
 public/gl/gl.js | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'public/gl')

diff --git a/public/gl/gl.js b/public/gl/gl.js
index 20b6225..ca0dbe6 100644
--- a/public/gl/gl.js
+++ b/public/gl/gl.js
@@ -10,9 +10,15 @@ export { Mat4 } from './math/Mat4.js'
 export { Vec2 } from './math/Vec2.js'
 export { Vec3 } from './math/Vec3.js'
 export { Loop }
+export { DT }
 
+var DT = 0;
+var last = Date.now()
 const Loop = (fn) => {
     const callback = () => {
+        var now = Date.now()
+        DT = ( now - last) / 1000
+        last = now
         fn()
         window.requestAnimationFrame(callback)
     }
-- 
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