From 53fb1ba54df402d24f0e48ba36e918ca46d05653 Mon Sep 17 00:00:00 2001
From: Daniel Imms <daimms@microsoft.com>
Date: Sun, 24 Nov 2019 09:22:07 -0800
Subject: [PATCH] Don't throw when rendering before atlas is set

This fixes a problem when loading the webgl addon before the terminal
is attached.

See microsoft/vscode#85048
---
 addons/xterm-addon-webgl/src/GlyphRenderer.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/addons/xterm-addon-webgl/src/GlyphRenderer.ts b/addons/xterm-addon-webgl/src/GlyphRenderer.ts
index 3d4d43d1..e72346dc 100644
--- a/addons/xterm-addon-webgl/src/GlyphRenderer.ts
+++ b/addons/xterm-addon-webgl/src/GlyphRenderer.ts
@@ -184,7 +184,7 @@ export class GlyphRenderer {
 
     let rasterizedGlyph: IRasterizedGlyph;
     if (!this._atlas) {
-      throw new Error('atlas must be set before updating cell');
+      return;
     }
     if (chars && chars.length > 1) {
       rasterizedGlyph = this._atlas.getRasterizedGlyphCombinedChar(chars, bg, fg);