# sourceFontFile

> Source font file when atlas population mode is set to dynamic. Null when the atlas population mode is set to static.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine.TextCore.Text](/engine/6000.7/script-reference/unityengine/textcore/text.md)
* **Assembly:** UnityEngine.TextCoreTextEngineModule

```csharp
public Font sourceFontFile { get; }
```