public static void drawChart(Transform tf, double[] X_inputValues, double[] Y_inputValues, string type)
{
linR = tf.GetComponent <LineRenderer>();
//transform parameters to draw the heart rate
a = tf.localScale.x;
b = tf.localScale.y;
x0 = tf.position.x;
y0 = tf.position.y;
//do not resize array
if (type == "time")
{
//X_inputValues = ArrayResize(X_inputValues, (int)X_inputValues.Length / 4);
//Y_inputValues = ArrayResize(Y_inputValues, (int)Y_inputValues.Length / 4);
}
//resize array
else if (type == "frequency")
{
//X_inputValues=ArrayResize(X_inputValues, (int)X_inputValues.Length/2);
//Y_inputValues=ArrayResize(Y_inputValues, (int)Y_inputValues.Length/2);
}
linR.positionCount = X_inputValues.Length;
double max_X = FastFourierTransform.MaxD(X_inputValues);
double min_X = FastFourierTransform.MinD(X_inputValues);
double max_Y = 0; // FastFourierTransform.MaxD(Y_inputValues);
double min_Y = -170; // FastFourierTransform.MinD(Y_inputValues);
//drawing factors
double factorA_X = (x0 + a / 2 - (x0 - a / 2)) / (max_X - min_X + 0.01f);
double factorB_X = factorA_X * (-min_X) + (x0 - a / 2);
double factorA_Y = (y0 + b / 2 - (y0 - b / 2)) / (max_Y - min_Y + 0.01f);
double factorB_Y = factorA_Y * (-min_Y) + (y0 - b / 2);
//draw using the lineRender
for (int ii = 0; ii < linR.positionCount; ii++)
{
// Debug.Log(ii);
double xt = X_inputValues[ii] * factorA_X + factorB_X;
double yt = Y_inputValues[ii] * factorA_Y + factorB_Y;
linR.SetPosition(ii, new UnityEngine.Vector3((float)xt, (float)yt, tf.position.z));
}
}
