wip optimizing render

src/modules/picture.js

@@ -31,7 +31,7 @@ export function picToBoard(pixels, width, height) {
     if (index % 4 == 0) {
       const count = pixels[index] + pixels[index + 1] + pixels[index + 2];
       const value = count >= 255 ? 1 : 0;
-      acc.push(value);
+      acc[index] = value;
     }
     return acc;
   }, []);