/// <summary>Returns the names of loaded procedures</summary>
/// <returns>String tuple containing the procedure names</returns>
public HTuple GetLoadedProcedureNames()
{
IntPtr tuple;
HDevEngine.HCkE(HalconAPI.CreateTuple(out tuple));
HDevEngine.HCkE(EngineAPI.GetLoadedProcedureNames(this.engine, tuple));
GC.KeepAlive((object)this);
HTuple htuple = HalconAPI.LoadTuple(tuple);
HDevEngine.HCkE(HalconAPI.DestroyTuple(tuple));
return(htuple);
}