/// <summary>
/// Encode sync channel out transition as event!a.b.c
/// </summary>
/// <param name="encoder"></param>
/// <param name="processVariableName"></param>
/// <param name="localVars">Local of the current SymbolicLTS is unchanged</param>
/// <returns></returns>
public List <CUDDNode> EncodeSyncChannelOutTransition(BDDEncoder encoder, string processVariableName, List <int> localVars)
{
Expression guard = Expression.EQ(new Variable(processVariableName),
new IntConstant(encoder.stateIndexOfCurrentProcess[this.FromPNPlace.ID]));
guard = Expression.CombineGuard(guard, GuardCondition);
List <Expression> parameters = encoder.GetParaExpInEvent(this.Event);
int channelEventIndex = encoder.GetEventIndex(this.Event.BaseName, parameters.Count);
guard = Expression.AND(guard, new Assignment(Model.EVENT_NAME, new IntConstant(channelEventIndex)));
for (int i = 0; i < parameters.Count; i++)
{
//assign event parameter to the values in the event expression
guard = Expression.AND(guard, new Assignment(encoder.model.eventParameterVariables[i], parameters[i]));
}
guard = Expression.AND(guard, new Assignment(processVariableName,
new IntConstant(encoder.stateIndexOfCurrentProcess[this.ToPNPlace.ID])));
List <CUDDNode> transitions = guard.TranslateBoolExpToBDD(encoder.model).GuardDDs;
return(encoder.model.AddVarUnchangedConstraint(transitions, localVars));
}
