static void SampleMain(string[] args)
{
var r = 1000;
var known = new Dictionary <double, double>
{
{ 0.0, 0.0 },
{ 100.0, 0.50 * r },
{ 300.0, 0.75 * r },
{ 500.0, 1.00 * r },
};
foreach (var pair in known)
{
Debug.WriteLine(String.Format("{0:0.000}\t{1:0.000}", pair.Key, pair.Value));
}
var scaler = new SplineInterpolator(known);
var start = known.First().Key;
var end = known.Last().Key;
var step = (end - start) / 50;
for (var x = start; x <= end; x += step)
{
var y = scaler.GetValue(x);
Debug.WriteLine(String.Format("\t\t{0:0.000}\t{1:0.000}", x, y));
}
}
/// <summary>
/// 補間のためのメソッド。開始点と終了点は補間前後で不変。
/// </summary>
/// <param name="x1">補間したい既知のx軸</param>
/// <param name="y1">補間したい既知のy軸</param>
/// <param name="count2">補間した後の個数</param>
/// <returns>補間された後のy軸</returns>
private double[] Spline_Interpolate(double[] x1, double[] y1, int count2)
{
double[] y2 = new double[count2];
var y_known = new Dictionary <double, double>();
for (int i = 0; i < y1.Count(); i++)
{
y_known.Add(x1[i], y1[i]);
}
var y_scaler = new SplineInterpolator(y_known);
double start = y_known.First().Key;
double end = y_known.Last().Key;
double step = (end - start) / count2;
int iter = 0;
for (double x = start + 0.00000001, i = 0; x <= end; x += step, i++)
{
iter = (int)i;
y2[iter] = y_scaler.GetValue(x);
}
return(y2);
}
/// <summary>
/// 粗く定義されるOldのListとPropと同じ間隔のNewのListを引数にしてPropを出力
/// </summary>
/// <param name="Old">粗く定義されている断面</param>
/// <param name="New">n個で定義されている断面Propに代入</param>
/// <returns>Propのコンストラクタをreturn</returns>
public void Transration(ref Prop prop, List <WingSection> Old)
{
//中間出力用のList<WingSection>,Propの分割数だけ配列作成
List <WingSection> New = new List <WingSection>();
for (int i = 0; i < Prop.n; i++)
{
New.Add(new WingSection());
}
var ZeroLiftAlpha_deg_known = new Dictionary <double, double>(); //ゼロ揚力角[deg]
var DCl_dAlpha_known = new Dictionary <double, double>(); //揚力傾斜
var MaxCl_known = new Dictionary <double, double>(); //最大Cl
var MinCl_known = new Dictionary <double, double>(); //最小Cl
var MinCd_known = new Dictionary <double, double>(); //最小Cd
var ClatMinCd_known = new Dictionary <double, double>(); //最小Cd時のCl
var DCd_dCl2_known = new Dictionary <double, double>(); //二階微分
var Reref_known = new Dictionary <double, double>(); //Reの参照部
var Reexp_known = new Dictionary <double, double>(); //Reの指数部
var Cm_known = new Dictionary <double, double>(); //翼型Cm
var Mcrit_known = new Dictionary <double, double>();
var CL_known = new Dictionary <double, double>(); //CLこれを補間したい。後はオマケ
var Thickness_known = new Dictionary <double, double>();
for (int i = 0; i < Old.Count; i++)
{
ZeroLiftAlpha_deg_known.Add(Old[i].Position, Old[i].ZeroLiftAlpha_deg);
DCl_dAlpha_known.Add(Old[i].Position, Old[i].DCl_dAlpha);
MaxCl_known.Add(Old[i].Position, Old[i].MaxCl);
MinCl_known.Add(Old[i].Position, Old[i].MinCl);
MinCd_known.Add(Old[i].Position, Old[i].MinCd);
ClatMinCd_known.Add(Old[i].Position, Old[i].ClatMinCd);
DCd_dCl2_known.Add(Old[i].Position, Old[i].DCd_dCl2);
Reref_known.Add(Old[i].Position, Old[i].Reref);
Reexp_known.Add(Old[i].Position, Old[i].Reexp);
Mcrit_known.Add(Old[i].Position, Old[i].Mcrit);
CL_known.Add(Old[i].Position, Old[i].Cl);
Thickness_known.Add(Old[i].Position, Old[i].Thickness);
}
var ZeroLiftAlpha_deg_scaler = new SplineInterpolator(ZeroLiftAlpha_deg_known);
var DCl_dAlpha_scaler = new SplineInterpolator(DCl_dAlpha_known);
var MaxCl_scaler = new SplineInterpolator(MaxCl_known);
var MinCl_scaler = new SplineInterpolator(MinCl_known);
var MinCd_scaler = new SplineInterpolator(MinCd_known);
var ClatMinCd_scaler = new SplineInterpolator(ClatMinCd_known);
var DCd_dCl2_scaler = new SplineInterpolator(DCd_dCl2_known);
var Reref_scaler = new SplineInterpolator(Reref_known);
var Reexp_scaler = new SplineInterpolator(Reexp_known);
var Mcrit_scaler = new SplineInterpolator(Mcrit_known);
var CL_scaler = new SplineInterpolator(CL_known);
var Thickness_scaler = new SplineInterpolator(Thickness_known);
double start = MaxCl_known.First().Key;
double end = MaxCl_known.Last().Key;
double step = (end - start) / prop.n_number;
int iter = 0;
for (double x = start + 0.00000000001, i = 0; x <= end; x += step, i++)
{
iter = (int)i;
New[iter].Position = (double)iter / (double)(prop.n_number - 1)
* (prop.Radius - prop.Radius_in) + prop.Radius_in;
//New[iter].ZeroLiftAlpha_deg = ZeroLiftAlpha_deg_scaler.GetValue(x);
//New[iter].DCl_dAlpha = DCl_dAlpha_scaler.GetValue(x);
//New[iter].MaxCl = MaxCl_scaler.GetValue(x);
//New[iter].MinCl = MinCl_scaler.GetValue(x);
//New[iter].MinCd = MinCd_scaler.GetValue(x);
//New[iter].ClatMinCd = ClatMinCd_scaler.GetValue(x);
//New[iter].DCd_dCl2 = DCd_dCl2_scaler.GetValue(x);
//New[iter].Reref = Reref_scaler.GetValue(x);
//New[iter].Reexp = Reexp_scaler.GetValue(x);
//New[iter].Mcrit = Mcrit_scaler.GetValue(x);
New[iter].ZeroLiftAlpha_deg = ZeroLiftAlpha_deg_scaler.GetLinearValue(x);
New[iter].DCl_dAlpha = DCl_dAlpha_scaler.GetLinearValue(x);
New[iter].MaxCl = MaxCl_scaler.GetLinearValue(x);
New[iter].MinCl = MinCl_scaler.GetLinearValue(x);
New[iter].MinCd = MinCd_scaler.GetLinearValue(x);
New[iter].ClatMinCd = ClatMinCd_scaler.GetLinearValue(x);
New[iter].DCd_dCl2 = DCd_dCl2_scaler.GetLinearValue(x);
New[iter].Reref = Reref_scaler.GetLinearValue(x);
New[iter].Reexp = Reexp_scaler.GetLinearValue(x);
New[iter].Mcrit = Mcrit_scaler.GetLinearValue(x);
New[iter].Cl = CL_scaler.GetLinearValue(x);
New[iter].Thickness = Thickness_scaler.GetLinearValue(x);
prop.CLs[iter] = New[iter].Cl;
prop.CDs[iter] = New[iter].Get_Cd();
prop.AOAs[iter] = New[iter].Get_Alpha(); //順番が大事。CLの後にAlpha
//レイノルズ数は未考慮
prop.thickness[iter] = New[iter].Thickness;
}
//return prop;
}
