| Class | Description | 
|---|---|
| ColorUtils | 
 Static utility methods for  
Colors | 
| EdgeIterator | 
 A iterator-type class for iterating over  
Shape edges. | 
| PerformanceTracker | 
 Tracks the following performance metrics during gameplay: 
Updates per second Average update durations Frames per second Current memory usage  | 
| Ref<T> | 
 Stores a reference to an object instance 
 | 
| RollingAverage | 
 Utility class for tracking a rolling average 
 | 
| UriFileHandle | 
 Wraps Gdx.files with a URI scheme 
 |