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Parametric Arrays in the Family Editor

 
 

Making the Array Parametric

To make a parametric array in the Family Editor, you need to use the Group and Associate option on the Options bar. This allows you to parameterize the number of instances of the element in the array. When you select the array, a number appears that corresponds to the total number of groups in the array. If you change this number, the number of groups in the array updates. If the array was created with the option Move to: Last, elements are added or removed between the start and end of the array as defined when it was created. If the array was created with the option Move to: 2nd, elements are added or removed after the end of the array.
You can turn the array number into a parameter by selecting the array and labeling it as a param-eter (Figure 10.27). Once the number is selected, the Options bar displays a Label drop-down menu. Select “Add parameter" to create a new number parameter.
Figure 10.27
Assigning an array number to a parameter
 
Once you make the assignment of the array number to a type parameter, the number of elements in the array can be controlled from the Family Types dialog. In Figure 10.28, the number parameter Chairs controls the number of chairs in the radial array. Changing the number automatically changes the number of elements in the array!
Figure 10.28
Array of chairs in Table-Dining Round w Chairs.rfa