ClutterFilter (NASA WorldWind)

All Known Implementing Classes:

BasicClutterFilter, PlacemarkClutterFilter
```
public interface ClutterFilter
```
Provides a mechanism to track the screen region of rendered items and determine whether that region overlaps with regions already rendered. Used by global text decluttering.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`apply(DrawContext dc, java.util.List<Declutterable> shapes)`	Applies the filter for a specified list of `Declutterable` shapes.

- Method Detail
  - apply
```
void apply(DrawContext dc,
           java.util.List<Declutterable> shapes)
```
    Applies the filter for a specified list of Declutterable shapes.
    
    Parameters:
    
    dc - the current draw context.
    
    shapes - the shapes to declutter.