From 64ec415a54757de4357f80acf07cc246692147ca Mon Sep 17 00:00:00 2001
From: Nick O'Leary <nick.oleary@gmail.com>
Date: Mon, 6 Jul 2020 21:01:14 +0100
Subject: [PATCH] Add RED.view.DEBUG_SYNC_REDRAW to disable
 requestAnimationFrame References #2631

---
 .../@node-red/editor-client/src/js/ui/view.js         | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/packages/node_modules/@node-red/editor-client/src/js/ui/view.js b/packages/node_modules/@node-red/editor-client/src/js/ui/view.js
index 10d47027d..76ac58ebf 100755
--- a/packages/node_modules/@node-red/editor-client/src/js/ui/view.js
+++ b/packages/node_modules/@node-red/editor-client/src/js/ui/view.js
@@ -3398,8 +3398,17 @@ RED.view = (function() {
     }
 
 
+    var pendingRedraw;
+
     function redraw() {
-        requestAnimationFrame(_redraw);
+        if (RED.view.DEBUG_SYNC_REDRAW) {
+            _redraw();
+        } else {
+            if (pendingRedraw) {
+                cancelAnimationFrame(pendingRedraw);
+            }
+            pendingRedraw = requestAnimationFrame(_redraw);
+        }
     }
 
     function _redraw() {