func (this *Geos) SimplifyPreserveTopology(geom *Geom, tolerance float64) *Geom {
simplified := C.GEOSTopologyPreserveSimplify_r(this.v, geom.v, C.double(tolerance))
if simplified == nil {
return nil
}
return &Geom{simplified}
}
func cGEOSTopologyPreserveSimplify(g1 *C.GEOSGeometry, tolerance C.double) *C.GEOSGeometry {
handlemu.Lock()
defer handlemu.Unlock()
return C.GEOSTopologyPreserveSimplify_r(handle, g1, tolerance)
}