From c2cd77ca1d2a67539f0af2a68c1e7336b3bc232b Mon Sep 17 00:00:00 2001
From: bobzel <zzzman@gmail.com>
Date: Thu, 2 Dec 2021 13:46:17 -0500
Subject: added scale factor for arrows.  added control point drag to
 reparameterize.  fixed toggling tangent lines to not happen when dragging.

---
 src/client/util/bezierFit.ts | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'src/client/util/bezierFit.ts')

diff --git a/src/client/util/bezierFit.ts b/src/client/util/bezierFit.ts
index 784bb2e18..8fc6de6f9 100644
--- a/src/client/util/bezierFit.ts
+++ b/src/client/util/bezierFit.ts
@@ -53,8 +53,11 @@ class SmartRect {
     }
 }
 
-function Normalize(p: Point) {
-    const len = Math.sqrt(p.X * p.X + p.Y * p.Y);
+export function Distance(p: Point) {
+    return Math.sqrt(p.X * p.X + p.Y * p.Y);
+}
+export function Normalize(p: Point) {
+    const len = Distance(p);
     return new Point(p.X / len, p.Y / len);
 }
 
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