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Using G-groups with Structure Fragments

You may use a G-group defined by one or more structure fragments. You may have multiple (1-20) points of attachment for each G-group.

1.  Draw your core structure and the structure fragment(s) that you wish to include in the G-group definition.

2.  On each fragment, identify points of attachment  to the core structure.  

- Select G-groups from the Draw menu.

- In the G-group Definitions box, highlight @ point of attachment and click Single Use or Multiple Use.

- Click on each node of the structure fragment(s) where you want the fragment attached to the core structure.  The points of attachment are marked with "@."

3.   Define a G-group with your structure fragment(s).  

- Select G-groups from the Draw menu.

- Click New in G-group Definitions box.

- Click Fragments in the Define New G-group dialog box.

- In the G-group Fragments dialog box you have the following options:

4.  Click Save in the Define New G-group box to save the G-group containing the structure fragment(s).

5.  Place the G-group containing the structure fragment(s) onto the core structure.

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