/// <summary>
/// 运行单次仿真
/// </summary>
public Dictionary<Fingerprint_Name, Fingerprint> RunSingleSimulation(int num_rays, Transmitter.EMIT_OPTION emit_option, Signal_Type signal_type,
Noise_Type noise_type, double[] noise_params, int N)
{
foreach(Transmitter trans in this.Transmitters)
{
trans.Reset();
trans.EmitRays(num_rays, emit_option); //各发射机辐射波束
foreach(Receiver rec in this.Receivers)
{
rec.Reset();
if(this.IsLOS(trans.Location, rec.Location)) //若存在LOS情况
{
LineSegment segLOS = new LineSegment(trans.Location, rec.Location);
Ray rayLOS = new Ray(trans, new LineSegment[] { segLOS }, segLOS.DirectionRadian, trans.CenterFrequency, trans.EmitPower * trans.Gain, trans.EmitPower * trans.Gain, true);
rec.AcceptRay(rayLOS, this);
}
}
foreach(Ray ray in trans.Rays) //更新每条ray, 若被接收，则更新接收它的接收机
{
Receiver rec = null;
while (!ray.Update(this, out rec)) ;
if (rec != null)
rec.AcceptRay(ray, this);
}
}
FingerprintGenerator fg = new FingerprintGenerator();
Dictionary<Fingerprint_Name, Fingerprint> result = new Dictionary<Fingerprint_Name,Fingerprint>();
List<double>[] ray_angles = new List<double>[this.receivers.Count];
List<double>[] ray_strengths = new List<double>[this.receivers.Count];
List<double>[] ray_taus = new List<double>[this.receivers.Count];
int i = 0;
foreach(Receiver rec in this.Receivers)
{
ray_angles[i] = new List<double>();
ray_strengths[i] = new List<double>();
ray_taus[i] = new List<double>();
foreach(Ray ray in rec.Rays)
{
ray_angles[i].Add(ray.CurrentDirection);
ray_strengths[i].Add(ray.FadedPower(this.MeterPixelRatio));
ray_taus[i].Add(ray.GetLifeSpan(this.MeterPixelRatio));
}
i++;
}
double[] args = null;
switch (signal_type)
{
case Signal_Type.PSEUDO_DOPPLER:
if (this.receivers.First().Value.Antenna.AntType != AntennaType.PSEUDO_DOPPLER)
return null;
Antenna_PseudoDoppler ant = this.receivers.First().Value.Antenna as Antenna_PseudoDoppler;
args = fg.PackArgs_PseudoDoppler(this.receivers.First().Value.FrequencyLow, this.receivers.First().Value.CenterFrequency,
this.receivers.First().Value.SampleFrequency, ant.SwitchFrequency, ant.Radius, ant.AntennaNumber);
break;
}
for (int j = 0; j < Enum.GetNames(new Fingerprint_Name().GetType()).Length; j++ )
result[(Fingerprint_Name)j] = fg.SingleFingerprintSim(signal_type, noise_type, noise_params, (Fingerprint_Name)j, ray_angles, ray_strengths, ray_taus,
N, args);
return result;
}
