mgba: tentative fix for unlimited fps (#30)

gbdev · Dec 10, 2024 · 43a8b38 · 43a8b38
1 parent 284ddf1
commit 43a8b38
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Showing 2 changed files with 11 additions and 5 deletions.
diff --git a/mgba.js b/mgba.js
@@ -5543,11 +5543,17 @@ var mGBA = (function () {
       },
       requestAnimationFrame: function (func) {
         if (typeof requestAnimationFrame === "function") {
-          requestAnimationFrame(func);
-          return;
+          var now = Date.now();
+          if (Browser.nextRAF === 0) {
+            Browser.nextRAF = now + 1e3 / 60;
+          } else {
+            while (now + 2 >= Browser.nextRAF) {
+              Browser.nextRAF += 1e3 / 60;
+            }
+          }
+          var delay = Math.max(Browser.nextRAF - now, 0);
+          setTimeout(func, delay);
         }
-        var RAF = Browser.fakeRequestAnimationFrame;
-        RAF(func);
       },
       safeCallback: function (func) {
         return function () {

diff --git a/pages/index.vue b/pages/index.vue
@@ -36,7 +36,7 @@ let stats_data = useFetch(stats_url).data;
       </div>
     </div>
     <div class="col-12 lg:col-3 xl:col-3"></div>
-    
+
     <div class="col-12 lg:col-6 xl:col-4">
       <div class="card mb-0">
         <div class="flex justify-content-between mb-6">