public UnderlyingDigraph(LabeledTransitionMarkovChain markovChain)
{
// Assumption "every node is reachable" is fulfilled due to the construction
// Except maybe the stuttering state
_transitionTargetNo = markovChain.Transitions;
_stateNo = markovChain.SourceStates.Count;
_baseGraph = new BidirectionalGraph();
var enumerator = markovChain.GetInitialDistributionEnumerator();
AddStatesFromEnumerator(null, enumerator);
foreach (var sourceState in markovChain.SourceStates)
{
enumerator = markovChain.GetTransitionEnumerator(sourceState);
markovChain.GetTransitionEnumerator(sourceState);
AddStatesFromEnumerator(sourceState, enumerator);
}
}
public void ConvertTransitions(LabeledTransitionMarkovChain ltmc)
{
for (var i = 0; i < States; i++)
{
var sourceEntry = _backMapper[i];
MarkovChain.StartWithNewDistribution(i);
var enumerator = ltmc.GetTransitionEnumerator(sourceEntry.StateStorageState);
while (enumerator.MoveNext())
{
var targetEntry = new StateStorageEntry(enumerator.CurrentFormulas, enumerator.CurrentTargetState);
var targetState = _mapper[targetEntry];
MarkovChain.AddTransition(targetState, enumerator.CurrentProbability);
}
MarkovChain.FinishDistribution();
}
}
public static void ExportToGv(this LabeledTransitionMarkovChain markovChain, TextWriter sb)
{
sb.WriteLine("digraph S {");
//sb.WriteLine("size = \"8,5\"");
sb.WriteLine("node [shape=box];");
var initialStateName = "initialState";
sb.WriteLine($" {initialStateName} [shape=point,width=0.0,height=0.0,label=\"\"];");
var initialDistribution = markovChain.GetInitialDistributionEnumerator();
ExportDistribution(markovChain, sb, initialStateName, initialDistribution);
foreach (var state in markovChain.SourceStates)
{
sb.Write($" {state} [label=\"{state}");
sb.WriteLine("\"];");
var distribution = markovChain.GetTransitionEnumerator(state);
ExportDistribution(markovChain, sb, state.ToString(), distribution);
}
sb.WriteLine("}");
}