lwgeom_set_srid()

void lwgeom_set_srid	(	LWGEOM *	geom,
		int32_t	srid
	)

Set the SRID on an LWGEOM For collections, only the parent gets an SRID, all the children get SRID_UNKNOWN.

Definition at line 1638 of file lwgeom.c.

{
        uint32_t i;
 
        LWDEBUGF(4,"entered with srid=%d",srid);
 
        geom->srid = srid;
 
        if ( lwgeom_is_collection(geom) )
        {
                /* All the children are set to the same SRID value */
                LWCOLLECTION *col = lwgeom_as_lwcollection(geom);
                for ( i = 0; i < col->ngeoms; i++ )
                {
                        lwgeom_set_srid(col->geoms[i], srid);
                }
        }
}

References LWCOLLECTION::geoms, LWDEBUGF, lwgeom_as_lwcollection(), lwgeom_is_collection(), lwgeom_set_srid(), LWCOLLECTION::ngeoms, and LWGEOM::srid.

Referenced by geom_from_geojson(), line_from_encoded_polyline(), lwgeom_delaunay_triangulation(), LWGEOM_expand(), lwgeom_from_gserialized1(), LWGEOM_from_text(), LWGEOM_in(), lwgeom_node(), lwgeom_set_srid(), lwgeom_subdivide_prec(), lwgeom_voronoi_diagram(), LWGEOMFromEWKB(), lwline_split_by_line(), lwpoly_construct_envelope(), rt_raster_gdal_contour(), rt_raster_gdal_polygonize(), rt_raster_surface(), and wkt_parser_geometry_new().

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