public static IEnumerable <StateRegister> EnumerateStates(this CodeConfig config)
{
for (var i = 0; i < 1 << config.NoOfStateRegisters; i++)
{
yield return(StateRegister.Create(i.GetBools(config.NoOfRegisters).Reverse()));
}
}
public static IEnumerable <Transition> EnumerateTransitions(this CodeConfig config)
{
return
(config.EnumerateStates()
.SelectMany(state =>
new[] { false, true }
.Select(input =>
CalculateTransition(state, input, config))
)
.ToList());
}
private static Transition CalculateTransition(StateRegister state, bool input, CodeConfig config)
{
var newState = state.Shift(input);
var output = newState.GetOutput(config).ToList();
return(new Transition(state.State.Values, input, output, newState.State.Values));
}
public IEnumerable <bool> GetOutput(CodeConfig config)
{
yield return(Mod2Add(config.GeneratorTop));
yield return(Mod2Add(config.GeneratorBottom));
}
public Encoder(CodeConfig config, bool terminateCode)
{
this.config = config;
this.terminateCode = terminateCode;
}