From f8cedafcbe49590154cbef6832f347588b6a72df Mon Sep 17 00:00:00 2001
From: Kaalleen <36401965+kaalleen@users.noreply.github.com>
Date: Tue, 25 Feb 2025 07:16:33 +0100
Subject: knockdown: mitre limit cannot be zero (#3537)

---
 lib/extensions/knockdown_fill.py | 2 +-
 templates/knockdown_fill.xml     | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/extensions/knockdown_fill.py b/lib/extensions/knockdown_fill.py
index 35459016..8815efa5 100644
--- a/lib/extensions/knockdown_fill.py
+++ b/lib/extensions/knockdown_fill.py
@@ -66,7 +66,7 @@ class KnockdownFill(InkstitchExtension):
             self.options.offset * PIXELS_PER_MM,
             cap_style=int(self.options.join_style),
             join_style=int(self.options.join_style),
-            mitre_limit=int(self.options.mitre_limit)
+            mitre_limit=float(max(self.options.mitre_limit, 0.1))
         )
         combined_shape = combined_shape.simplify(0.3)
         combined_shape = ensure_multi_polygon(combined_shape)
diff --git a/templates/knockdown_fill.xml b/templates/knockdown_fill.xml
index a58f8c0a..1cda08bd 100644
--- a/templates/knockdown_fill.xml
+++ b/templates/knockdown_fill.xml
@@ -16,13 +16,13 @@
     <param name="notebook" type="notebook">
       <page name="options" gui-text="Options">
         <param name="keep-holes" type="bool" gui-text="Keep holes">true</param>
-        <param name="offset" type="float" gui-text="Offset">1</param>
+        <param name="offset" type="float" gui-text="Offset" min="0" max="50">1</param>
         <param name="join-style" type="optiongroup" gui-text="Method">
            <option value="1">Round</option>
            <option value="2">Mitre</option>
            <option value="3">Bevel</option>
         </param>
-        <param name="mitre-limit" type="float" gui-text="Mitre limit">5.0</param>
+        <param name="mitre-limit" type="float" gui-text="Mitre limit" min="0.1" max="50">5.0</param>
       </page>
       <page name="info" gui-text="Help">
         <label appearance="header">This extension generates a knockdown fill area with a specified offset around selected elements.</label>
-- 
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