.. role:: blue
   :class: blue


MbPointFrame Point Frame
========================
.. _MbPointFrame_Point_Frame_:


.. kernel version: 

The :blue:`MbPointFrame` class is declared in the *point_frame.h* file.

The :blue:`MbPointFrame` point frame
is derived from the :ref:`MbItem <MbItem_Geometric_Model_Object_>` class and is described
by a set of points represented as vertices,
std::vector< :ref:`MbVertex <MbVertex_Vertex_>` * > **vertices**.

Fig. 1 shows a point frame.

.. figure:: /MODELER/OBJECTS_OF_GEOMETRIC_MODEL/pictures/O.8.4.1.png
   :width: 12cm
   :align: center

   Fig. 1

A point frame can be used for positioning other
objects and for auxiliary constructions.