Interface RegionAnimationState

interface RegionAnimationState {
    area: number;
    bounds: Rectangle;
    clipperPaths: ClipperPoint[][];
    clipperPolyTree: PolyTree;
    elevation: { bottom: number; top: elevation };
    polygons: Polygon;
    polygonTree: PolygonTree;
    shapes: readonly BaseShapeData[];
    triangulation: {
        indices: Uint16Array | Uint32Array;
        vertices: Float32Array;
    };
}