From 14a767719b2def735bc10c9ff57e98901227f80b Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Tue, 21 Mar 2023 13:30:30 -0600
Subject: [PATCH] [bezierTools] Add link to algorithm

https://github.com/fonttools/fonttools/issues/3055
---
 Lib/fontTools/misc/bezierTools.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Lib/fontTools/misc/bezierTools.py b/Lib/fontTools/misc/bezierTools.py
index 141279255..77656936f 100644
--- a/Lib/fontTools/misc/bezierTools.py
+++ b/Lib/fontTools/misc/bezierTools.py
@@ -214,7 +214,7 @@ def calcQuadraticArcLengthC(pt1, pt2, pt3):
         Arc length value.
     """
     # Analytical solution to the length of a quadratic bezier.
-    # I'll explain how I arrived at this later.
+    # Documentation: https://github.com/fonttools/fonttools/issues/3055
     d0 = pt2 - pt1
     d1 = pt3 - pt2
     d = d1 - d0