lwgeom_simplify()

LWGEOM* lwgeom_simplify	(	const LWGEOM *	igeom,
		double	dist,
		int	preserve_collapsed
	)

Definition at line 1602 of file lwgeom.c.

References COLLECTIONTYPE, LINETYPE, lwcollection_simplify(), lwerror(), lwgeom_clone(), lwline_simplify(), lwpoly_simplify(), lwtype_name(), MULTILINETYPE, MULTIPOINTTYPE, MULTIPOLYGONTYPE, POINTTYPE, POLYGONTYPE, LWGEOM::type, and LWCOLLECTION::type.

Referenced by lwcollection_simplify(), LWGEOM_simplify2d(), test_lwgeom_simplify(), and test_misc_simplify().

{
        switch (igeom->type)
        {
        case POINTTYPE:
        case MULTIPOINTTYPE:
                return lwgeom_clone(igeom);
        case LINETYPE:
                return (LWGEOM*)lwline_simplify((LWLINE*)igeom, dist, preserve_collapsed);
        case POLYGONTYPE:
                return (LWGEOM*)lwpoly_simplify((LWPOLY*)igeom, dist, preserve_collapsed);
        case MULTILINETYPE:
        case MULTIPOLYGONTYPE:
        case COLLECTIONTYPE:
                return (LWGEOM*)lwcollection_simplify((LWCOLLECTION *)igeom, dist, preserve_collapsed);
        default:
                lwerror("%s: unsupported geometry type: %s", __func__, lwtype_name(igeom->type));
        }
        return NULL;
}

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