lwgeom_ogc.c File Reference

#include "postgres.h"
#include <math.h>
#include <float.h>
#include <string.h>
#include <stdio.h>
#include "access/gist.h"
#include "access/itup.h"
#include "fmgr.h"
#include "utils/builtins.h"
#include "utils/elog.h"
#include "../postgis_config.h"
#include "liblwgeom.h"
#include "liblwgeom_internal.h"
#include "lwgeom_pg.h"

Include dependency graph for lwgeom_ogc.c:

Go to the source code of this file.

Functions
Datum	LWGEOM_get_srid (PG_FUNCTION_ARGS)
Datum	LWGEOM_set_srid (PG_FUNCTION_ARGS)
Datum	LWGEOM_getTYPE (PG_FUNCTION_ARGS)
Datum	geometry_geometrytype (PG_FUNCTION_ARGS)
Datum	LWGEOM_numpoints_linestring (PG_FUNCTION_ARGS)
Datum	LWGEOM_numgeometries_collection (PG_FUNCTION_ARGS)
Datum	LWGEOM_geometryn_collection (PG_FUNCTION_ARGS)
Datum	LWGEOM_dimension (PG_FUNCTION_ARGS)
Datum	LWGEOM_exteriorring_polygon (PG_FUNCTION_ARGS)
Datum	LWGEOM_interiorringn_polygon (PG_FUNCTION_ARGS)
Datum	LWGEOM_numinteriorrings_polygon (PG_FUNCTION_ARGS)
Datum	LWGEOM_pointn_linestring (PG_FUNCTION_ARGS)
Datum	LWGEOM_x_point (PG_FUNCTION_ARGS)
Datum	LWGEOM_y_point (PG_FUNCTION_ARGS)
Datum	LWGEOM_z_point (PG_FUNCTION_ARGS)
Datum	LWGEOM_m_point (PG_FUNCTION_ARGS)
Datum	LWGEOM_startpoint_linestring (PG_FUNCTION_ARGS)
Datum	LWGEOM_endpoint_linestring (PG_FUNCTION_ARGS)
Datum	LWGEOM_asText (PG_FUNCTION_ARGS)
Datum	LWGEOM_asBinary (PG_FUNCTION_ARGS)
Datum	LWGEOM_from_text (PG_FUNCTION_ARGS)
Datum	LWGEOM_from_WKB (PG_FUNCTION_ARGS)
Datum	LWGEOM_isclosed (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (LWGEOM_get_srid)
	PG_FUNCTION_INFO_V1 (LWGEOM_set_srid)
	PG_FUNCTION_INFO_V1 (LWGEOM_getTYPE)
	PG_FUNCTION_INFO_V1 (geometry_geometrytype)
	PG_FUNCTION_INFO_V1 (LWGEOM_numpoints_linestring)
	numpoints(LINESTRING) – return the number of points in the linestring, or NULL if it is not a linestring More...
	PG_FUNCTION_INFO_V1 (LWGEOM_numgeometries_collection)
	PG_FUNCTION_INFO_V1 (LWGEOM_geometryn_collection)
	1-based offset More...
	PG_FUNCTION_INFO_V1 (LWGEOM_dimension)
	returns 0 for points, 1 for lines, 2 for polygons, 3 for volume. More...
	PG_FUNCTION_INFO_V1 (LWGEOM_exteriorring_polygon)
	exteriorRing(GEOMETRY) – find the first polygon in GEOMETRY More...
	PG_FUNCTION_INFO_V1 (LWGEOM_numinteriorrings_polygon)
	NumInteriorRings(GEOMETRY) defined for Polygon and and CurvePolygon. More...
	PG_FUNCTION_INFO_V1 (LWGEOM_interiorringn_polygon)
	InteriorRingN(GEOMETRY) – find the first polygon in GEOMETRY, Index is 1-based. More...
	PG_FUNCTION_INFO_V1 (LWGEOM_pointn_linestring)
	PointN(GEOMETRY,INTEGER) – find the first linestring in GEOMETRY,. More...
	PG_FUNCTION_INFO_V1 (LWGEOM_x_point)
	X(GEOMETRY) – return X value of the point. More...
	PG_FUNCTION_INFO_V1 (LWGEOM_y_point)
	Y(GEOMETRY) – return Y value of the point. More...
	PG_FUNCTION_INFO_V1 (LWGEOM_z_point)
	Z(GEOMETRY) – return Z value of the point. More...
	PG_FUNCTION_INFO_V1 (LWGEOM_m_point)
	M(GEOMETRY) – find the first POINT(..) in GEOMETRY, returns its M value. More...
	PG_FUNCTION_INFO_V1 (LWGEOM_startpoint_linestring)
	ST_StartPoint(GEOMETRY) More...
	PG_FUNCTION_INFO_V1 (LWGEOM_endpoint_linestring)
	EndPoint(GEOMETRY) – find the first linestring in GEOMETRY,. More...
	PG_FUNCTION_INFO_V1 (LWGEOM_from_text)
	Returns a geometry Given an OGC WKT (and optionally a SRID) More...
	PG_FUNCTION_INFO_V1 (LWGEOM_from_WKB)
	Given an OGC WKB (and optionally a SRID) return a geometry. More...
	PG_FUNCTION_INFO_V1 (LWGEOM_asText)
	convert LWGEOM to wkt (in TEXT format) More...
	PG_FUNCTION_INFO_V1 (LWGEOM_asBinary)
	convert LWGEOM to wkb (in BINARY format) More...
	PG_FUNCTION_INFO_V1 (LWGEOM_isclosed)
	IsClosed(GEOMETRY) if geometry is a linestring then returns startpoint == endpoint. More...

Variables
static char *	stTypeName []