Turn on canvas frequent read flag (#217)

whscullin · May 17, 2024 · 36a3d21 · 36a3d21
1 parent 24d8e4f
commit 36a3d21
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/js/gl.ts b/js/gl.ts
@@ -621,7 +621,9 @@ export class VideoModesGL implements VideoModes {
         private e: boolean
     ) {
         this._canvas = document.createElement('canvas');
-        const context = this._canvas.getContext('2d');
+        const context = this._canvas.getContext('2d', {
+            willReadFrequently: true,
+        });
         if (!context) {
             throw new Error('no 2d context');
         }