Interfaces
 InterfaceDescription
 IPrimitiveFilter Interface for filters that work on primitive arrays
 IPrimitiveQuadrantFilter Interface for filters that work on primitive quadrant trees
Classes
 ClassDescription
 AnotherRivalFilter Corrects triangle z-sorting
 FogFilter Adds fog layers to a view and provides automatic farfield filtering for primitives outside the furthest fog layers.
 MaxPolyFilter Defines a maximum allowed drawing primitives.
 QuadrantRiddleFilter Splits all intersecting triangles and line segments.
 ZDepthFilter Defines a maximum z value for rendering primitives
 ZSortFilter Sorts drawing primitives by z coordinate.