Catmull–Clark subdivision surface: Difference between revisions

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     for pointnum in range(len(input_points)):
         n = points_faces[pointnum]
-        m1 = (n - 3) / n
+        m1 = (n - 3.0) / n
-        m2 = 1 / n
+        m2 = 1.0 / n
-        m3 = 2 / n
+        m3 = 2.0 / n
         old_coords = input_points[pointnum]
         p1 = mul_point(old_coords, m1)