public static Result Calculate(double[] inputData, int period, double mfactor, double?[] outData)
{
Result result = new Result();
result.Status = ResultStatus.Success;
int len = inputData.Length;
double?[] sma = new double?[len];
try
{
var resultSMA = SMA.Calculate(inputData, period, sma);
double multiplier = mfactor / (period + 1);
outData[period - 1] = sma[period - 1].Value;
for (int i = period; i < len; i++)
{
double emaPre = outData[i - 1].Value;
outData[i] = (inputData[i] - emaPre) * multiplier + emaPre;
}
}
catch (Exception ex)
{
result.Status = ResultStatus.Fail;
result.Message = ex.ToString();
}
return(result);
}
public static Result CalculateSlow(double[] inputClose, double[] inputHigh, double[] inputLow, int period, int slow, double?[] outDataK, double?[] outDataD)
{
Result res = new Result();
res.Status = ResultStatus.Success;
int len = inputClose.Length;
double[] tmpK = new double[len];
try
{
for (int i = period - 1; i < len; i++)
{
double[] tmpHigh = new double[period];
double[] tmpLow = new double[period];
for (int j = 0; j < period; j++)
{
int bIndex = i - period + 1;
tmpHigh[j] = inputHigh[bIndex + j];
tmpLow[j] = inputLow[bIndex + j];
}
tmpK[i] = GetBasicK(tmpHigh, tmpLow, inputClose[i]);
}
SMA.Calculate(tmpK, slow, outDataK);
double[] outDataK2 = new double[len];
for (int k = 0; k < len; k++)
{
if (outDataK[k].HasValue)
{
outDataK2[k] = outDataK[k].Value;
}
}
SMA.Calculate(outDataK2, slow, outDataD);
for (int j = 0; j < period; j++)
{
outDataK[j] = null;
outDataD[j] = null;
}
}
catch (Exception ex)
{
res.Status = ResultStatus.Fail;
res.Message = ex.ToString();
return(res);
}
return(res);
}
public static Result Calculate(double[] inputData, int period, double factor, double?[] outMiddle, double?[] outHigh, double?[] outLow)
{
Result res = new Result();
res.Status = ResultStatus.Success;
int len = inputData.Length;
double[] sd = new double[len];
try
{
SMA.Calculate(inputData, period, outMiddle);
for (int i = period - 1; i < len; i++)
{
double[] d = new double[period];
for (int j = 0; j < period; j++)
{
int bIndex = i + 1 - period;
d[j] = inputData[bIndex + j];
}
sd[i] = GenericHelper.StandardDeviation(d);
outHigh[i] = outMiddle[i] + factor * sd[i];
outLow[i] = outMiddle[i] - factor * sd[i];
}
}
catch (Exception ex)
{
res.Status = ResultStatus.Fail;
res.Message = ex.ToString();
return(res);
}
return(res);
}
