# Auto dimension ceilings using dynamo

**URL:** <https://forum.dynamobim.com/t/auto-dimension-ceilings-using-dynamo/46997>\
**Category:** Uncategorized\
**Created:** [February 19, 2020, 5:43am UTC](https://forum.dynamobim.com/t/auto-dimension-ceilings-using-dynamo/46997 "2020-02-19T05:43:37Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![dineshsubramani](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/dineshsubramani/32/159417_2.png) [@dineshsubramani](https://forum.dynamobim.com/u/dineshsubramani)\
**Post date:** [February 19, 2020, 5:43am UTC](https://forum.dynamobim.com/t/auto-dimension-ceilings-using-dynamo/46997/1 "2020-02-19T05:43:37Z")

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how can i auto dimension the ceiling tiles using dynamo

 ![image](https://us1.discourse-cdn.com/flex022/uploads/dynamobim/original/3X/2/6/265594849e8c8687b00ddb958eef0ef1560aa3a3.png)

iam getting the outer faces but actually what i require is tile reference

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**Author:** ![Alban\_de\_Chasteigner](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/alban_de_chasteigner/32/39650_2.png) [@Alban\_de\_Chasteigner](https://forum.dynamobim.com/u/Alban_de_Chasteigner)\
**Post date:** [February 19, 2020, 9:55am UTC](https://forum.dynamobim.com/t/auto-dimension-ceilings-using-dynamo/46997/3 "2020-02-19T09:55:02Z")

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Hi @dineshsubramani,

Use the _Compound Pattern Reference_ node.

 ![Dimension ceiling](https://us1.discourse-cdn.com/flex022/uploads/dynamobim/original/3X/b/3/b3ae14381257a568a6b852608915ff47b4bad786.png)  
 ![Dimension ceiling](https://us1.discourse-cdn.com/flex022/uploads/dynamobim/original/3X/c/3/c3aa455cade81e08df5d29c4dd78f3ee27c4ded7.jpeg)  
[Dimension ceiling.dyn](https://forum.dynamobim.com/uploads/short-url/kL4IQt9btbNUKYGUSPfm3vb3B5p.dyn) (14.4 KB)

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<div class="post-metadata">

**Author:** ![dineshsubramani](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/dineshsubramani/32/159417_2.png) [@dineshsubramani](https://forum.dynamobim.com/u/dineshsubramani)\
**Post date:** [February 19, 2020, 10:56am UTC](https://forum.dynamobim.com/t/auto-dimension-ceilings-using-dynamo/46997/4 "2020-02-19T10:56:41Z")

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Thank a Lot @Alban_de_Chasteigner this works great  
but currently iam trying to do from a linked file

 ![image](https://us1.discourse-cdn.com/flex022/uploads/dynamobim/original/3X/7/5/7530b788b7209ba2ed9d5494175dd91c2f7df2b0.png)

and what the input reference number means can you please explain

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**Author:** ![Alban\_de\_Chasteigner](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/alban_de_chasteigner/32/39650_2.png) [@Alban\_de\_Chasteigner](https://forum.dynamobim.com/u/Alban_de_Chasteigner)\
**Post date:** [February 19, 2020, 11:15am UTC](https://forum.dynamobim.com/t/auto-dimension-ceilings-using-dynamo/46997/5 "2020-02-19T11:15:22Z")

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Not sure of it’s possible with a linked ceiling.  
The reference number input is the number of ceiling tiles to be dimensioned.

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**Author:** ![dineshsubramani](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/dineshsubramani/32/159417_2.png) [@dineshsubramani](https://forum.dynamobim.com/u/dineshsubramani)\
**Post date:** [February 19, 2020, 12:05pm UTC](https://forum.dynamobim.com/t/auto-dimension-ceilings-using-dynamo/46997/6 "2020-02-19T12:05:43Z")

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Hi Alban  
can we retrieve line or geometry using the references which we use to create dimensions

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<div class="post-metadata">

**Author:** ![Alban\_de\_Chasteigner](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/alban_de_chasteigner/32/39650_2.png) [@Alban\_de\_Chasteigner](https://forum.dynamobim.com/u/Alban_de_Chasteigner)\
**Post date:** [February 19, 2020, 12:33pm UTC](https://forum.dynamobim.com/t/auto-dimension-ceilings-using-dynamo/46997/7 "2020-02-19T12:33:16Z")

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Yes this is exactly the purpose of this node.  
It isn’t easy but I’ve alteady done it.

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**Author:** ![dineshsubramani](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/dineshsubramani/32/159417_2.png) [@dineshsubramani](https://forum.dynamobim.com/u/dineshsubramani)\
**Post date:** [February 19, 2020, 12:35pm UTC](https://forum.dynamobim.com/t/auto-dimension-ceilings-using-dynamo/46997/8 "2020-02-19T12:35:33Z")

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what i need the curve of the reference element do you have any idea

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<div class="post-metadata">

**Author:** ![dineshsubramani](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/dineshsubramani/32/159417_2.png) [@dineshsubramani](https://forum.dynamobim.com/u/dineshsubramani)\
**Post date:** [February 19, 2020, 1:11pm UTC](https://forum.dynamobim.com/t/auto-dimension-ceilings-using-dynamo/46997/9 "2020-02-19T13:11:42Z")

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Can i get edge from those reference ?