From b4612539585c1e9f4e75e0ad084da81f0ad758d3 Mon Sep 17 00:00:00 2001
From: Lex Neva <github.com@lexneva.name>
Date: Mon, 30 Jan 2023 23:55:18 -0500
Subject: make simulator threads pre-emptible

---
 lib/stitches/fill.py | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'lib/stitches/fill.py')

diff --git a/lib/stitches/fill.py b/lib/stitches/fill.py
index 11c9259b..b3bb0bb7 100644
--- a/lib/stitches/fill.py
+++ b/lib/stitches/fill.py
@@ -11,6 +11,7 @@ from ..stitch_plan import Stitch
 from ..svg import PIXELS_PER_MM
 from ..utils import Point as InkstitchPoint
 from ..utils import cache
+from ..utils.threading import check_stop_flag
 
 
 def legacy_fill(shape, angle, row_spacing, end_row_spacing, max_stitch_length, flip, staggers, skip_last):
@@ -169,6 +170,8 @@ def intersect_region_with_grating(shape, angle, row_spacing, end_row_spacing=Non
         else:
             current_row_y += row_spacing
 
+        check_stop_flag()
+
     return rows
 
 
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