function getMorpho()
{
if (!is_null($this->oMorpho)) {
return $this->oMorpho;
}
$this->oMorpho = $this->modelInstance()->formMorphologyForThisModelInstance();
# Calling validation hook if defined
if (($aHook = $this->option("hook.morphology")) !== false) {
call_user_func($aHook, $this, $this->oMorpho);
}
return $this->oMorpho;
}