// 50% overlap between phases
public Hysteresis(double range, int phaseCount)
{
ArgAssert.GreaterThan(range, "range", 0);
ArgAssert.AtLeast(phaseCount, "phaseCount", 2);
var downwardsThresholds = new double[phaseCount];
var upwardsThresholds = new double[phaseCount];
var step = range / (phaseCount + 1);
downwardsThresholds[0] = 0;
downwardsThresholds[1] = step;
for (var i = 2; i < phaseCount; i++)
{
downwardsThresholds[i] = i * step;
upwardsThresholds[i - 2] = downwardsThresholds[i];
}
upwardsThresholds[phaseCount - 2] = phaseCount * step;
upwardsThresholds[phaseCount - 1] = range;
_downwardsThresholds = downwardsThresholds;
_upwardsThresholds = upwardsThresholds;
_equilibria = ComputeEquilibria();
}
private void ValidateThresholds()
{
ArgAssert.AtLeast(_downwardsThresholds.Count, "thresholds.Count", 2);
ArgAssert.Equal(_downwardsThresholds.Count, "downwardsThreholds.Count", _upwardsThresholds.Count, "upwardsTresholds.Count");
for (var i = 1; i < PhaseCount; i++)
{
ArgAssert.GreaterThan
(_upwardsThresholds[i - 1], string.Format("_upwardsThresholds[{0}]", i - 1),
_downwardsThresholds[i], string.Format("_downwardsThresholds[{0}]", i));
ArgAssert.GreaterThan
(_upwardsThresholds[i], string.Format("_upwardsThresholds[{0}]", i),
_upwardsThresholds[i - 1], string.Format("_upwardsThresholds[{0}]", i - 1));
ArgAssert.GreaterThan
(_downwardsThresholds[i], string.Format("_downwardsThresholds[{0}]", i),
_downwardsThresholds[i - 1], string.Format("_downwardsThresholds[{0}]", i - 1));
}
}
public static string Repeat(this string @this, int times)
{
ArgAssert.NotNull(@this, "this");
ArgAssert.AtLeast(times, "times", 0);
if (@this == "" || times == 0)
{
return("");
}
if (times == 1)
{
return(@this);
}
var result = new StringBuilder(@this.Length * times);
for (var i = 0; i < times; i++)
{
result.Append(@this);
}
return(result.ToString());
}