From 49d0fdf11b38a52d30c9ad7d8f767d1029046063 Mon Sep 17 00:00:00 2001
From: GeneralProtectionFault <fleetingmasshysteria@gmail.com>
Date: Fri, 18 Sep 2026 23:00:13 -0400
Subject: [PATCH] Fix polygon trying to solve enter with fewer than 3 vertices.

---
 editor/scene/2d/abstract_polygon_2d_editor.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/editor/scene/2d/abstract_polygon_2d_editor.cpp b/editor/scene/2d/abstract_polygon_2d_editor.cpp
index 0defa6a91a1..42430e8ccf8 100644
--- a/editor/scene/2d/abstract_polygon_2d_editor.cpp
+++ b/editor/scene/2d/abstract_polygon_2d_editor.cpp
@@ -144,6 +144,10 @@ Vector2 AbstractPolygon2DEditor::_get_geometric_center() const {
 	int n_subs = 0;
 	for (int i = 0; i < n_polygons; i++) {
 		const Vector<Vector2> &vertices = _get_polygon(i);
+		// Don't try to decompose a polygon if it's not yet a polygon :)
+		if (vertices.size() < 3) {
+			continue;
+		}
 		Vector<Vector<Point2>> decomp = ::Geometry2D::decompose_polygon_in_convex(vertices);
 		if (decomp.is_empty()) {
 			continue;
@@ -167,6 +171,11 @@ Vector2 AbstractPolygon2DEditor::_get_geometric_center() const {
 		}
 		n_subs += decomp.size();
 	}
+
+	if (n_subs == 0) {
+		return Vector2();
+	}
+
 	cx /= n_subs;
 	cy /= n_subs;