private void SetRandom()
{
random = new Random();
// Choose erdosRenyiModelProbabilityEnum
if (erdosRenyiModelProbabilityEnum == ErdosRenyiModelProbabilityEnum.notAssigned)
{
erdosRenyiModelProbabilityEnum = (ErdosRenyiModelProbabilityEnum)random.Next(Enum.GetNames(typeof(ErdosRenyiModelProbabilityEnum)).Length - 1);
}
switch (erdosRenyiModelProbabilityEnum)
{
case ErdosRenyiModelProbabilityEnum.cDividedByNLessThanOne:
probability = random.Next(10000, 99999) / countVertices;
break;
case ErdosRenyiModelProbabilityEnum.cDividedByNMoreThanOne:
probability = random.Next(100000, 300000) / countVertices;
break;
case ErdosRenyiModelProbabilityEnum.cLogNDividedByN:
probability = (int)(random.Next(100000, 600000) * Math.Log(countVertices) / countVertices);
break;
default:
throw new MyException.GenerateGraphException.ErdosReneiModelProbabilityEnumMissing(erdosRenyiModelProbabilityEnum.ToString());
}
}
/// <summary>
/// If count of vertices is less than 1 throws GraphInvalidCountVerticesException
/// </summary>
/// <param name="countVertices">count of vertices</param>
/// <param name="erdosRenyiModelProbabilityEnum">probability attribute - deafult = notAssigned</param>
public ErdosRenyiModel(int countVertices, ErdosRenyiModelProbabilityEnum erdosRenyiModelProbabilityEnum = ErdosRenyiModelProbabilityEnum.notAssigned)
{
SetCountVertices(countVertices);
this.erdosRenyiModelProbabilityEnum = erdosRenyiModelProbabilityEnum;
usedVerticesHashSet = new HashSet <Graph.IVertexInterface>();
// Create graph
graph = new Graph.GraphEdgeList(countVertices);
graph.SetName(GRAPHNAME);
graph.FullGenerateVertices();
graph.InitializeGraph();
// Set random
SetRandom();
}
