From 56734874aced90c5544267054a35b7b21bb868eb Mon Sep 17 00:00:00 2001
From: Daniel Imms <2193314+Tyriar@users.noreply.github.com>
Date: Sat, 24 Dec 2022 07:30:26 -0800
Subject: [PATCH] Include right part of wide char in underline gap

Fixes #4096
---
 src/browser/renderer/shared/TextureAtlas.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/browser/renderer/shared/TextureAtlas.ts b/src/browser/renderer/shared/TextureAtlas.ts
index bef5f63ecb..ce1684653b 100644
--- a/src/browser/renderer/shared/TextureAtlas.ts
+++ b/src/browser/renderer/shared/TextureAtlas.ts
@@ -627,7 +627,7 @@ export class TextureAtlas implements ITextureAtlas {
             // outline around the whole glyph, as well as additional pixels in the glyph at the top
             // which would increase GPU memory demands
             const clipRegion = new Path2D();
-            clipRegion.rect(xLeft, yTop - Math.ceil(lineWidth / 2), this._config.deviceCellWidth, yBot - yTop + Math.ceil(lineWidth / 2));
+            clipRegion.rect(xLeft, yTop - Math.ceil(lineWidth / 2), this._config.deviceCellWidth * chWidth, yBot - yTop + Math.ceil(lineWidth / 2));
             this._tmpCtx.clip(clipRegion);
             this._tmpCtx.lineWidth = this._config.devicePixelRatio * 3;
             this._tmpCtx.strokeStyle = backgroundColor.css;