C++ (Cpp) getPoint3dm_p Examples

Example #1

File: lwgeom_ogc.c Project: gravitystorm/postgis

Datum LWGEOM_m_point(PG_FUNCTION_ARGS)
{
	GSERIALIZED *geom;
	LWPOINT *point = NULL;
	LWGEOM *lwgeom;
	POINT3DM p;

	geom = (GSERIALIZED *)PG_DETOAST_DATUM(PG_GETARG_DATUM(0));

	if ( gserialized_get_type(geom) != POINTTYPE )
		lwerror("Argument to M() must be a point");

	lwgeom = lwgeom_from_gserialized(geom);
	point = lwgeom_as_lwpoint(lwgeom);
	
	if ( lwgeom_is_empty(lwgeom) )
		PG_RETURN_NULL();

	/* no M in input */
	if ( ! FLAGS_GET_M(point->flags) ) PG_RETURN_NULL();

	getPoint3dm_p(point->point, 0, &p);

	PG_FREE_IF_COPY(geom, 0);

	PG_RETURN_FLOAT8(p.m);
}

Example #2

File: lwgeom_ogc.c Project: imincik/pkg-postgis-1.5

Datum LWGEOM_m_point(PG_FUNCTION_ARGS)
{
	PG_LWGEOM *geom;
	LWPOINT *point = NULL;
	POINT3DM p;

	geom = (PG_LWGEOM *)PG_DETOAST_DATUM(PG_GETARG_DATUM(0));

	if ( TYPE_GETTYPE(geom->type) != POINTTYPE )
		lwerror("Argument to M() must be a point");

	point = lwgeom_getpoint(SERIALIZED_FORM(geom), 0);

	/* no M in input */
	if ( ! TYPE_HASM(point->type) ) PG_RETURN_NULL();

	getPoint3dm_p(point->point, 0, &p);

	PG_FREE_IF_COPY(geom, 0);

	PG_RETURN_FLOAT8(p.m);
}

Example #3

File: lwpoint.c Project: sensorseverywhere/se

int
lwpoint_getPoint3dm_p(const LWPOINT *point, POINT3DM *out)
{
	return getPoint3dm_p(point->point,0,out);
}