/// <summary>
/// 计算未知节点加权平均每跳距离
/// </summary>
/// <param name="nodeList"></param>
private static void CalculateNodeHopSize(NodeList nodeList)
{
List<Node> beaconNodeList = nodeList.GetAllBeaconNode();
List<Node> generalNodeList = nodeList.GetAllGeneralNode();
//对各个未知节点求加权平均每跳距离
foreach (GeneralNode gn in generalNodeList)
{
List<Node> tempBeaconNodeList = new List<Node>();
int sumHop = 0;
foreach (int beaconNodeId in gn.HopCountTable.Keys)
{
//将gn节点HopCountTable中所有beaconNode取出放入tempBeaconNodeList中,并保存gn到所有beaconNode的跳数和
if (nodeList.GetNodeById(beaconNodeId).IsBeaconNode == true)
{
tempBeaconNodeList.Add(nodeList.GetNodeById(beaconNodeId));
sumHop += gn.HopCountTable[beaconNodeId];
}
}
double temp = 0d;
int tempHop = 0;
//将tempBeaconNodeList中AvgHopDistance属性为0的节点去除
for (int i = 0; i < tempBeaconNodeList.Count; i++)
{
if (((BeaconNode)tempBeaconNodeList[i]).AvgHopSize <= 0)
{
tempBeaconNodeList.Remove(tempBeaconNodeList[i]);
}
}
foreach (BeaconNode bn in tempBeaconNodeList)
{
tempHop += sumHop - CalculateNodeHop(bn, gn);
temp += bn.AvgHopSize * (sumHop - CalculateNodeHop(bn, gn));
}
if (tempHop != 0)
{
gn.AvgHopSize = temp / tempHop;
}
}
}
/// <summary>
/// 取得信标节点平均每跳距离
/// </summary>
/// <param name="nodeList"></param>
private static void GetBeaconNodeAvgHopSize(NodeList nodeList)
{
List<Node> beaconNodeList = nodeList.GetAllBeaconNode();
foreach (BeaconNode bn in beaconNodeList)
{
int sumHop = 0;
double sumDistance = 0;
foreach (Node m in beaconNodeList)
{
//保证信标节点之间可联通
if (bn.Id != m.Id && (CalculateNodeHop(bn, m) > 0))
{
sumDistance += CalculateNodeDistance(bn, m);
sumHop += CalculateNodeHop(bn, m);
}
}
if (sumHop != 0)
{
bn.AvgHopSize = sumDistance / sumHop;
}
}
}
/// <summary>
/// 计算信标节点每跳距离修正值
/// </summary>
/// <param name="nodeList"></param>
private static void CalculateBeaconNodeRevisedHopSize(NodeList nodeList)
{
List<Node> beaconNodeList = nodeList.GetAllBeaconNode();
//分别计算每个信标节点的RevisedValue
foreach (BeaconNode bn in beaconNodeList)
{
foreach (BeaconNode tempNode in beaconNodeList)
{
//需要保证信标节点之间可以连通
if (bn.Id != tempNode.Id && CalculateNodeHop(bn, tempNode) > 0)
{
bn.RevisedValue = (CalculateNodeDistance(bn, tempNode) - CalculateNodeHop(bn, tempNode) * nodeList.AvgHopSize) / beaconNodeList.Count;
}
}
}
foreach (BeaconNode bn in beaconNodeList)
{
nodeList.RevisedSumValue += bn.RevisedValue;
}
}