package gdal

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Geometries

These functions come from OGR C API's OGR_G_* namespace.

exception Geometry_error

Exception raised on invalid geometry operations

type envelope_t = {

}

Bounding box type, used internally by other OGR modules

type wkb_t =

val wkb_of_nativeint : nativeint -> wkb_t

val nativeint_of_wkb : wkb_t -> nativeint

Conversion between wkb_t and the C API's integer values

type t

An OGR geometry

val get_name : t -> string

get_name t returns the WKT name for the geometry t.

val get_type : t -> wkb_t

get_type t returns the type of the given geometry t.

val get_point_count : t -> int

get_point_count t returns the number of points in t.

val get_x : t -> int -> float

val get_y : t -> int -> float

val get_z : t -> int -> float

get_* t i returns the position of the ith point in the geometry t.

val clone : t -> t

clone t returns a copy of t.