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2
Click the dimension.
You may need to zoom in to see the dimension clearly. Revit Architecture displays its value in
a text box.
3
Edit the value, entering the desired formula.
TIP
In formulas, keep units consistent. Do not mix units. You can use constants with no units assigned to them.
Valid formula for setting wall length
Using Formulas for Numerical Parameters
Formulas allow you to create parameters that depend on other parameters for their values. A simple example
would be a width parameter set to equal twice the height of an object. In practice, formulas can be used in
many ways, both simple and sophisticated. Typical uses include embedding design relationships, relating a
number of instances to a variable length, and setting up angular relationships. For example, formulas can
be used to
■
Calculate area or volume of geometry
■
Create a clearance dimension parameter controlled by element size
■
Convert continuously variable values into integer values
Resizing Elements with Formulas | 387
Содержание 256B1-05A761-1301 - AutoCAD Revit Structure Suite 2010
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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 ...
Страница 454: ...Before painting applying material to stairs 412 Chapter 8 Editing Elements ...
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Страница 802: ... Attachment Style Cut Column Attachment Justification Intersect Column Midline 760 Chapter 13 Architectural Design ...
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