From 49944a0745dc1321cb72290f412819001863d378 Mon Sep 17 00:00:00 2001
From: Cesaryuan <35998162+cesaryuan@users.noreply.github.com>
Date: Thu, 5 Sep 2024 23:09:29 +0800
Subject: [PATCH] Fix blurry links on HiDPI screen (#116)

---
 src/litegraph.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/litegraph.js b/src/litegraph.js
index 6a2cbbe8..bf1e9135 100755
--- a/src/litegraph.js
+++ b/src/litegraph.js
@@ -8739,7 +8739,8 @@ const globalExport = {};
             if (this.bgcanvas == this.canvas) {
                 this.drawBackCanvas();
             } else {
-                ctx.drawImage(this.bgcanvas, 0, 0);
+                let scale = window.devicePixelRatio;
+                ctx.drawImage(this.bgcanvas, 0, 0, this.bgcanvas.width / scale, this.bgcanvas.height / scale);
             }
 
             //rendering
@@ -9245,8 +9246,9 @@ const globalExport = {};
 
             //reset in case of error
             if (!this.viewport) {
+                let scale = window.devicePixelRatio;
                 ctx.restore();
-                ctx.setTransform(1, 0, 0, 1, 0, 0);
+                ctx.setTransform(scale, 0, 0, scale, 0, 0);
             }
             this.visible_links.length = 0;