From 4e265629c31ff9a5cead7163331057433ad12c19 Mon Sep 17 00:00:00 2001
From: Ryan Di <ryan.weihao.di@gmail.com>
Date: Mon, 2 Jun 2025 17:00:19 +1000
Subject: [PATCH] tweak stroke rendering

---
 packages/element/src/renderElement.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/element/src/renderElement.ts b/packages/element/src/renderElement.ts
index 5c5f7b99b9..b1dfe16483 100644
--- a/packages/element/src/renderElement.ts
+++ b/packages/element/src/renderElement.ts
@@ -1048,7 +1048,8 @@ export function getFreeDrawSvgPath(element: ExcalidrawFreeDrawElement) {
     simulatePressure: element.simulatePressure,
     // if sensitivity is not set, times 4.25 for backwards compatibility
     size: element.strokeWidth * (sensitivity !== null ? 1 : 4.25),
-    thinning: 0.6 * (sensitivity ?? 1),
+    // if sensitivity is not set, set thinning to 0.6 for backwards compatibility
+    thinning: sensitivity !== null ? 0.5 * sensitivity : 0.6,
     smoothing: 0.5,
     streamline: 0.5,
     easing: (t) => Math.sin((t * Math.PI) / 2), // https://easings.net/#easeOutSine