> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ntop.com/llms.txt
> Use this file to discover all available pages before exploring further.

# 2D Unit Cell

The selected Unit Cell for the graph generation workflow. This block is used as an input to graph projection blocks or "Periodic Lattice" on a CAD face or quad mesh.

### Inputs

| Name        | Type                                                   | Description                                |
| ----------- | ------------------------------------------------------ | ------------------------------------------ |
| Unit cell   | [Choice](../../../../block-documentation/types/choice) | The selected unit cell for tessellation.   |
| Orientation | [Choice](../../../../block-documentation/types/choice) | The in-plane orientation of the unit cell. |

### Outputs

| Type                                                                                 |
| ------------------------------------------------------------------------------------ |
| [1 Parameter Unit Cell](../../../../block-documentation/types/1-parameter-unit-cell) |