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You can import NURB (non-uniform rational B-splines) surfaces on ACIS objects in DWG or SAT files into
Revit mass or generic model families while you are creating the family. You can then use the Roof by Face
and Curtain System by Face tools to create roofs and curtain systems on these imported surfaces. For more
information, see
Creating Curtain Systems by Face
Creating Roofs Using the Roof by Face
on page 622.
To use ACIS imports for face-based host tools, import geometry into an in-place family of category Mass or
Generic Model. Face-based tools work best on ACIS solids. For example, if you create walls by face on a cube,
the walls join and miter correctly. If you create a curtain system by face on a solid, you can add corner
mullions onto the joins between faces of the curtain system. For more information on face-based tools, see
Creating Building Elements from Mass Instances
on page 615.
TIP
Make sure you import the geometric data needed for the Revit capability that you plan to use. For more
information, see
Suitability of Imported Geometry
on page 1387.
Import and Link Options for CAD Formats and Revit Models
The following options apply to linked or imported CAD format files (on the Import CAD Formats and Link
CAD Formats dialogs that display when you click Insert tab
➤
Import panel
➤
Import CAD, or Insert
tab
➤
Link panel
➤
Link CAD). Positioning options also apply to linked Revit models (when you click Insert
tab
➤
Link panel
➤
Link Revit).
Definition
Option
Imports a CAD drawing into the active Revit view only. For example, you might want
an AutoCAD object to appear only in a Revit floor plan view and not in a 3D view. If
Current View Only
you set this option, any text in the imported file is visible and can be cropped by the
crop region of the view. If you are using worksharing, the import will belong to a view
workset.
If the option is not selected, only lines and geometry are imported, and the import be-
haves like model geometry: it can be cropped by the crop region of the view. This option
is not available in 3D views. If you are using worksharing, the import will belong to a
model workset.
NOTE
If you are importing data from a CAD file for use in creating a toposurface, do
not select this option.
Colors
Inverts the colors of all line and text objects from the imported file to Revit-specific colors.
Dark colors become lighter, and light colors become darker. This can improve readability
when the file is in Revit Architecture. This option is set by default.
Invert
Preserves the colors defined in the imported document.
Preserve
Imports the document in black and white.
Black and White
Layers
Imports or links all layers. Layers that are not visible in the link are turned off in the
current view in Revit Architecture.
All
Imports or links only visible layers.
Visible
1392 | Chapter 24 Interoperability
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Страница 229: ...Schedule Field Formatting Calculating Totals Specifying Schedule Properties 187 ...
Страница 230: ...Schedule with Grid Lines Schedule with Grid Lines and an Outline 188 Chapter 5 Project Views ...
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Страница 427: ...Defining the first scale vector Defining the second scale vector Resizing Graphically 385 ...
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Страница 802: ... Attachment Style Cut Column Attachment Justification Intersect Column Midline 760 Chapter 13 Architectural Design ...
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