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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 Note: the ISpatialIndex interface has been superseded by ISpatialIndex2.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.
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.
| Name | Description | |
|---|---|---|
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AllowIndexing | Indicates whether to allow a spatial index to be created for this geometry. | 
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Invalidate | Invalidate the spatial index. | 
| Classes | Description | 
|---|---|
| GeometryBag | An ordered collection of objects that support the IGeometry interface. | 
| Multipoint | An ordered collection of points; optionally has measure, height and ID attributes. |