Change reference origin

Position the prism by selecting a certain docking point defined in the prism to be placed at the Geometric Position 1

To change the reference point for positioning the prism at the Geometric Position 1

1. After selecting the wished prism in the 3D View window, select the tool Change reference origin from the context menu.
2. Select a defined docking point in this prism with which the prism should be placed at the Geometric Position 1.