From 86f9f32a59528101e703698e89f83a6166c8166e Mon Sep 17 00:00:00 2001
From: Pete Hunt <petehunt@users.noreply.github.com>
Date: Sun, 8 Mar 2020 23:08:26 -0700
Subject: [PATCH] Fix perf regression (#880)

---
 src/renderer/renderElement.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/renderer/renderElement.ts b/src/renderer/renderElement.ts
index b5331ef023..9db81880d8 100644
--- a/src/renderer/renderElement.ts
+++ b/src/renderer/renderElement.ts
@@ -244,7 +244,9 @@ function generateElement(
   const zoom = sceneState ? sceneState.zoom : 1;
   const prevElementWithCanvas = elementWithCanvasCache.get(element);
   if (!prevElementWithCanvas || prevElementWithCanvas.canvasZoom !== zoom) {
-    return generateElementCanvas(element, zoom);
+    const elementWithCanvas = generateElementCanvas(element, zoom);
+    elementWithCanvasCache.set(element, elementWithCanvas);
+    return elementWithCanvas;
   }
   return prevElementWithCanvas;
 }