# blockOffset

> Block offset to use while packing.

## Definition

* **Type:** Property
* **Namespace:** [UnityEditor.U2D](/engine/6000.6/script-reference/unityeditor/u2d.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
public int blockOffset { get; set; }
```

### Remarks

To avoid compression artifacts in certain texture compression formats, pixels of each Sprite in the Sprite Atlas cannot share a block (block size is determined by the Block Offset).