Provides access to members that create a temporary spatial index for improving performance of "Disjoint" and some other relational operators. Note: the ISpatialIndex interface has been superseded by ISpatialIndex2. Please consider using the more recent version.
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.
Description
The ISpatialIndex methods can be used to control whether or not a spatial index should be built and used for the IRelationalOperator operations. It also determines if an index should be built when getting an segment enumerators using ISegmentCollection::IndexedEnumSegments method.
Members
| Description | ||
|---|---|---|
 |
AllowIndexing | Indicates whether to allow a spatial index to be created for this geometry. |
 |
Invalidate | Invalidate the spatial index. |
CoClasses that implement ISpatialIndex
| CoClasses and Classes | Description |
|---|---|
| GeoEllipse (esriDefenseSolutions) | A spheroidal ellipse. |
| GeometryBag | An ordered collection of objects that support the IGeometry interface. |
| GeoPolygon (esriDefenseSolutions) | A spheroidal polygon. |
| GeoPolyline (esriDefenseSolutions) | A spheroidal polyline. |
| Multipoint | An ordered collection of points; optionally has measure, height and ID attributes. |
| Polygon | A collection of rings ordered by their containment relationship; optionally has measure, height and ID attributes. |
| Polyline | An ordered collection of paths; optionally has measure, height and ID attributes. |