func (this *Geos) IsValid(geom *Geom) bool {
if C.GEOSisValid_r(this.v, geom.v) == 1 {
return true
}
return false
}
func cGEOSisValid(g1 *C.GEOSGeometry) C.char {
handlemu.Lock()
defer handlemu.Unlock()
return C.GEOSisValid_r(handle, g1)
}
