From 2fe9cc4aac8ebc82437ee7c7db9840c889dd7529 Mon Sep 17 00:00:00 2001
From: Emanuele Bezzi <ebezzi@chanzuckerberg.com>
Date: Wed, 8 Dec 2021 17:20:06 -0500
Subject: [PATCH] Small fix

---
 client/src/components/graph/graph.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/client/src/components/graph/graph.js b/client/src/components/graph/graph.js
index 4e2d5e8f..75199f0f 100644
--- a/client/src/components/graph/graph.js
+++ b/client/src/components/graph/graph.js
@@ -803,10 +803,11 @@ class Graph extends React.Component {
   });
 
   updateReglAndRender(asyncProps, prevAsyncProps) {
-    const { positions, colors, flags, height, width } = asyncProps;
+    const { positions, colors, flags, height, width, imageUnderlay } =
+      asyncProps;
     this.cachedAsyncProps = asyncProps;
     const { pointBuffer, colorBuffer, flagBuffer } = this.state;
-    let needToRenderCanvas = true;
+    let needToRenderCanvas = false;
 
     console.log("updateReglAndRender");
 
@@ -825,6 +826,9 @@ class Graph extends React.Component {
       flagBuffer({ data: flags, dimension: 1 });
       needToRenderCanvas = true;
     }
+    if (imageUnderlay !== prevAsyncProps?.imageUnderlay) {
+      needToRenderCanvas = true;
+    }
     if (needToRenderCanvas) this.renderCanvas();
   }