public Sensor Greedy4(Sensor ni, Packet packet)
{
List <CoordinationEntry> coordinationEntries = new List <CoordinationEntry>();
Point endPoint = (packet.Destination != null) ? packet.Destination.CenterLocation : packet.DestinationPoint;
Sensor sj = null;
double sum = 0;
switch (packet.PacketType)
{
case PacketType.ObtainSinkPosition:
{
foreach (Sensor nj in ni.NeighborsTable)
{
if (nj.ResidualEnergyPercentage > 0)
{
if (nj.IsHightierNode)
{
double aggregatedValue = 1;
sum += aggregatedValue;
coordinationEntries.Add(new CoordinationEntry()
{
Priority = aggregatedValue, Sensor = nj
}); // candidaite
//return nj;
}
else
{
double Norangle = Operations.AngleDotProdection(ni.CenterLocation, nj.CenterLocation, endPoint);
double dj = Operations.DistanceBetweenTwoPoints(nj.CenterLocation, endPoint);
if (Norangle < 0.5)
{
double aggregatedValue = dj;
sum += aggregatedValue;
coordinationEntries.Add(new CoordinationEntry()
{
Priority = aggregatedValue, Sensor = nj
}); // candidaite
}
else if (Norangle == 0 || Double.IsNaN(Norangle))
{
double aggregatedValue = 1;
sum += aggregatedValue;
coordinationEntries.Add(new CoordinationEntry()
{
Priority = aggregatedValue, Sensor = nj
}); // candidaite
}
}
}
}
}
break;
case PacketType.ReportSinkPosition:
{
foreach (Sensor nj in ni.NeighborsTable)
{
if (nj.ResidualEnergyPercentage > 0)
{
if (nj.IsHightierNode)
{
return(nj);
}
else
{
double Norangle = Operations.AngleDotProdection(ni.CenterLocation, nj.CenterLocation, endPoint);
double dj = Operations.DistanceBetweenTwoPoints(nj.CenterLocation, endPoint);
if (Norangle == 0 || Double.IsNaN(Norangle))
{
double aggregatedValue = 1;
sum += aggregatedValue;
coordinationEntries.Add(new CoordinationEntry()
{
Priority = aggregatedValue, Sensor = nj
}); // candidaite
}
else if (Norangle < 0.5)
{
double aggregatedValue = dj;
sum += aggregatedValue;
coordinationEntries.Add(new CoordinationEntry()
{
Priority = aggregatedValue, Sensor = nj
}); // candidaite
}
}
}
}
}
break;
default:
{
// defaul greedy:
foreach (Sensor nj in ni.NeighborsTable)
{
if (nj.ResidualEnergyPercentage > 0)
{
double Norangle = Operations.AngleDotProdection(ni.CenterLocation, nj.CenterLocation, endPoint);
double dj = Operations.DistanceBetweenTwoPoints(nj.CenterLocation, endPoint);
if (Norangle == 0 || Double.IsNaN(Norangle))
{
double aggregatedValue = 1;
sum += aggregatedValue;
coordinationEntries.Add(new CoordinationEntry()
{
Priority = aggregatedValue, Sensor = nj
}); // candidaite
}
else if (Norangle < 0.5)
{
double aggregatedValue = dj;
sum += aggregatedValue;
coordinationEntries.Add(new CoordinationEntry()
{
Priority = aggregatedValue, Sensor = nj
}); // candidaite
}
}
}
}
break;
}
// coordination"..... here
sj = counter.CoordinateGetMin1(coordinationEntries, packet, sum);
return(sj);
}