fix(arc): Fix tolerance issue in Arc.subdivide_evenly

ladybug_geometry/geometry2d/arc.py

@@ -244,11 +244,10 @@ def subdivide_evenly(self, number):
         interval = 1 / number
         parameter = interval
         sub_pts = [self.p1]
-        while parameter < 1:
+        while parameter <= 1:
             sub_pts.append(self.point_at(parameter))
             parameter += interval
-        sub_pts.append(self.p2)
-        return sub_pts
+        return sub_pts 
 
     def point_at(self, parameter):
         """Get a point at a given fraction along the arc.

ladybug_geometry/geometry2d/line.py

@@ -19,6 +19,7 @@ class LineSegment2D(Base1DIn2D):
         * v
         * p1
         * p2
+        * midpoint
         * length
     """
     __slots__ = ()

ladybug_geometry/geometry3d/line.py

@@ -18,6 +18,7 @@ class LineSegment3D(Base1DIn3D):
         * v
         * p1
         * p2
+        * midpoint
         * length
     """
     __slots__ = ()

tests/arc3d_test.py

@@ -135,6 +135,15 @@ def test_arc3_init_from_start_mid_end():
     with pytest.raises(Exception):
         arc = Arc3D.from_start_mid_end(p1, m, p2)
 
+def test_arc3_init_from_start_mid_end_flipped():
+    """Test the init of Arc3D objects from_start_mid_end using a flipped plane."""
+    p1 = Point3D(-91.47, 40.40, 0.76)
+    m = Point3D(0.06, 23.23, 97.27)
+    p2 = Point3D(91.49, 40.35, 0.99)
+    arc = Arc3D.from_start_mid_end(p1, m, p2)
+
+    assert arc.midpoint.z > 0
+
 
 def test_arc3_to_from_dict():
     """Test the initalization of Arc3D objects and basic properties."""