geometrytypes.adoc

Appendix A: Geometry Types (Normative)

Table 1. Geometry Type Codes (Core)

Code	Name
0	Geometry
1	Point
2	LineString
3	Polygon
4	MultiPoint
5	MultiLineString
6	MultiPolygon
7	GeometryCollection

Table 2. Geometry Type Codes (Extension)

Code	Name
8	CircularString
9	CompoundCurve
10	CurvePolygon
11	MultiCurve
12	MultiSurface
13	Curve
14	Surface

Geometry subtypes are Point, Curve, Surface and GeometryCollection. Curve subtypes are LineString, CircularString and CompoundCurve.

Surface subtype is CurvePolygon.

CurvePolygon subtype is Polygon.

GeometryCollection subtypes are MultiPoint, MultiCurve and MultiSurface.

MultiCurve subtype is MultiLineString.

MultiSurface subtype is MultiPolygon.