Display Penetration
- Last UpdatedDec 07, 2023
- 3 minute read
The Display menu available in the Penetration subapplication has the following options:
Scrap View On/Off
To see the geometry of a penetration easily, you can supplement the main 3D View with a separate view of the region which contains the penetration (referred to as a scrap view). This option acts as a toggle, switching the scrap view alternately on and off.
To pan, rotate or zoom the 3D view of the penetration in the scrap view, use the mouse buttons in the usual way.
So that the displayed view is easy to interpret, irrelevant parts of the design model are eliminated by using a clip box. Only those parts of elements which are within this imaginary box are visible in the display.
Clip Box
When you first use the application in a design session, the penetration clip box is set by default to a 1000mm cube. By selecting this option, you can change its dimensions, so that more or less of the volume around a penetration is visible, and the new dimensions will be retained (unless you change them again) for the rest of your design session.
On selecting Display > Clip Box from the Penetration subapplication menu, you will see a wireline representation of the current clip box in the view, plus a Penetration Clip form set to the current X,Y,Z dimensions.

To resize the clip box, enter the required values in the X Length, Y Length and Z Length text-boxes. As a short cut, the up/down arrows next to each text-box increase/decrease the corresponding dimension by 500mm each time they are clicked.
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Apply |
Shows the effect of the change in the displayed view. The local limits will be adjusted automatically, if necessary, to match the new clip box size. The new dimensions will apply to all other penetration clip boxes in the current design session (unless you modify them again). |
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Reset |
Sets all dimensions back to the values they had when you displayed the form. |
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Dismiss |
Closes the form, removing the wireline clip box from the view and retaining the new dimensions to define the default clip box size. |
Penetration List
When this option is selected the resulting Penetration Display form allows you to specify whether a list of penetrating or penetrated items is shown. Select either List Penetration Items or List Penetration Holes and click Apply. The Penetration List form is displayed showing all data settings relevant to the penetrating items (FITT) or the penetrated items for holes (SBFI).
The first option (List) lets you list penetration items either for the current element directly, or for those elements referenced from the current element.
As an example, in the Pipework application (which owns the penetrating pipes rather than the penetrated panels), the options Penetrating Items - Attached and Penetrating Items - Owner will list all pipes penetrating each panel (all ATTAs referenced per panel) and all panels penetrated by each pipe (all CMPFs referenced per pipe), respectively. In the Panels & Plates application, these definitions of Owner and Attached are reversed (since the holes are owned by the panels). For the Beams & Columns application, you must specify (using the Penetration Display form) whether the sections are the penetrating items or the penetrated items, since either is possible.
The second option (Show) acts as a filter, so that you can restrict the listed items to any of the following:
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Holes/Items |
lists all items of the appropriate type. |
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With Refs |
lists only holes/items with valid connection references. |
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Refs Align |
lists only holes which have connection references with which they are correctly aligned. |
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Unalign |
lists only holes which have connection references with which they are misaligned. |
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Nulrefs |
lists only holes/items which have no connection references. This shows elements have not had their connection reference set and those for which the corresponding item/hole has been deleted. |
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Unknown Ref |
lists only holes/items which have invalid connection references. This would show, for example, references to items in deferred databases, or references to deleted items which were not updated because the referencing element was locked. |
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No Spref |
lists only holes/items which do not have their specification reference set. |