@Override
public boolean equals(final Object obj) {
if (obj == null) {
return false;
}
if (obj == this) {
return true;
}
if (getClass() != obj.getClass()) {
return false;
}
final Vertex castObj = (Vertex) obj;
return index == castObj.index && smooth == castObj.smooth && point.equals(castObj.point);
}
