Plane node
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The **Plane** node generates a 3d signed distance function for a plane.
It has little use on its own and will generatty be used to cut or intersect other shapes.

.. image:: images/node_3d_sdf_shapes_plane.png
	:align: center

Inputs
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The **Plane** node does not accept any input.

Outputs
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The **Plane** node generates a signed distance function for a plane.

Parameters
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The **Plane** node accepts as parameter the axis of the plane.
