From e34b5efe44ad1c2c8df995c593641fafdf518340 Mon Sep 17 00:00:00 2001
From: Kaalleen <36401965+kaalleen@users.noreply.github.com>
Date: Wed, 22 Oct 2025 18:48:04 +0200
Subject: satin: do no error on one point zigzag underlay segment (#3996)

---
 lib/elements/satin_column.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'lib/elements')

diff --git a/lib/elements/satin_column.py b/lib/elements/satin_column.py
index 163d6979..6babc851 100644
--- a/lib/elements/satin_column.py
+++ b/lib/elements/satin_column.py
@@ -1437,6 +1437,8 @@ class SatinColumn(EmbroideryElement):
             if not end_point:
                 stitch_groups.append(self._generate_zigzag_stitch_group(points))
                 continue
+            if len(points) == 1:
+                points.append(points[0])
             zigzag_line = shgeo.LineString(points)
             start, end = self._split_linestring_at_end_point(zigzag_line, end_point)
             start_groups.append(self._generate_zigzag_stitch_group([Stitch(*point) for point in start.coords]))
-- 
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