Merge pull request #39824 from mrushyendra/snap_point_polygon

Fix possible accidental duplication of Polygon2D start point

editor/plugins/abstract_polygon_2d_editor.cpp

@@ -369,7 +369,7 @@ bool AbstractPolygon2DEditor::forward_gui_input(const Ref<InputEvent> &p_event)
 				} else {
 					const real_t grab_threshold = EDITOR_GET("editors/poly_editor/point_grab_radius");
 
-					if (!_is_line() && wip.size() > 1 && xform.xform(wip[0]).distance_to(gpoint) < grab_threshold) {
+					if (!_is_line() && wip.size() > 1 && xform.xform(wip[0]).distance_to(xform.xform(cpoint)) < grab_threshold) {
 						//wip closed
 						_wip_close();