/// <summary>
/// 最小二乘法拟合直线
/// </summary>
/// <param name="pts"></param>
/// <returns></returns>
public static List <double> cal_line(List <PointF> pts)
{
List <double> ret = new List <double>();
double[] xs = new double[pts.Count];
double[] ys = new double[pts.Count];
for (int i = 0; i < pts.Count; i++)
{
xs[i] = pts[i].X;
ys[i] = pts[i].Y;
}
var auto_line_para = LeastSquare.MultiLine(xs, ys, pts.Count, 1);
ret.Add(auto_line_para[0]);
ret.Add(auto_line_para[1]);
return(ret);
}
static void Main(string[] args)
{
Client c = new Client();
while (true)
{
try
{
string command = Console.ReadLine();
if (command == "e")
{
break;
}
string[] split = command.Split(new char[] { ' ' });
if (split[0] == "c")
{
System.Net.IPAddress ip = System.Net.IPAddress.Parse(split[1]);
c.connect(ip);
}
if (split[0] == "g")
{
List <byte[]> to_send = new List <byte[]>();
to_send.Add(new byte[] { (byte)'G', (byte)'E', (byte)'T', (byte)'X' });
to_send.Add(BitConverter.GetBytes(0xff01));
to_send.Add(BitConverter.GetBytes(0));
to_send.Add(BitConverter.GetBytes(0));
var rev = c.send_and_receive_sync(Client.byte_connect(to_send));
print_rev(rev);
}
if (split[0] == "s")
{
int x = int.Parse(split[1]);
List <byte[]> to_send = new List <byte[]>();
to_send.Add(new byte[] { (byte)'S', (byte)'E', (byte)'T', (byte)'X' });
to_send.Add(BitConverter.GetBytes(0xff01));
to_send.Add(BitConverter.GetBytes(x));
to_send.Add(BitConverter.GetBytes(0));
var rev = c.send_and_receive_sync(Client.byte_connect(to_send));
print_rev(rev);
}
if (split[0] == "gx")
{
List <byte[]> to_send = new List <byte[]>();
to_send.Add(new byte[] { (byte)'R', (byte)'A', (byte)'W', (byte)'X' });
to_send.Add(BitConverter.GetBytes(0));
to_send.Add(BitConverter.GetBytes(0));
to_send.Add(BitConverter.GetBytes(0));
var rev = c.send_and_receive_sync(Client.byte_connect(to_send));
print_rev(rev);
}
if (split[0] == "pt_test")
{
double[] x2 = new double[2];
double[] y2 = new double[2];
x2[0] = double.Parse(split[1]);
x2[1] = double.Parse(split[2]);
y2[0] = double.Parse(split[3]);
y2[1] = double.Parse(split[4]);
var lsret = LeastSquare.MultiLine(x2, y2, 2, 1);
Console.WriteLine(lsret[0].ToString() + " " + lsret[1].ToString());
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
}