public MultiInputCurve(string name, bool additive = false)
{
//print("Constructor for " + name + " backup_node is null = " + (node_backup == null).ToString());
this.name = name;
this.additive = additive;
//if (node_backup != null)
// print("node_backup is\n " + node_backup.Replace(Environment.NewLine, Environment.NewLine + "MultiInputCurve "));
}