---
# System prepended metadata

title: Geometry Node-同心圓 Radial array
tags: [tutorials, Blender]

---

*  [原始網址](https://twitter.com/passivestar_/status/1675777709568323587)
1. Select your object 
2. Make a new node tree for it by pressing 'New' in the geometry nodes editor 
3. Press Shift+A,S to add 
     1. 'Curve Circle', 
        參數圓:三角形、四角形、五角形、六角形
        ![](https://hackmd.io/_uploads/B1zzlwwnn.png)
     2. 'Curve to Points',
        曲線轉點
        ![](https://hackmd.io/_uploads/rJ46lDwh3.png)
     3. 'Instance on Points' nodes
        點上長東西
        ![](https://hackmd.io/_uploads/HJneZDvh3.png)
     4. connect them as shown in the video! 
        把Group Input接到 Instance上
        ![](https://hackmd.io/_uploads/HJEEetD2h.png)
5. Align the instances using the 'Align Euler to Vector' node 
    ![](https://hackmd.io/_uploads/BJtdZKDh2.png)


6. Pro Tip: By marking your node tree as asset and saving the file to your asset library you can then reuse that node tree in any other file!
