public static NumericSequence Calculate(NumericRangeInfo range, double?interval = null, double?intervalOffset = null, int maxCount = 10, int minPower = -2147483648, DoubleR10[] steps = null, bool useZeroRefPoint = true, double maxAllowedMargin = 1.0)
{
NumericSequence numericSequence = new NumericSequence();
if (steps == null)
{
steps = NumericSequence.DefaultGridSteps;
}
long num1 = 0L;
numericSequence._maxAllowedMargin = (DoubleR10)maxAllowedMargin;
if (range.ForsedSingleStop.HasValue)
{
DoubleR10 doubleR10 = range.ForsedSingleStop.Value;
numericSequence._interval = range.Maximum - range.Minimum;
numericSequence._intervalOffset = doubleR10;
numericSequence._min = range.Minimum;
numericSequence._max = range.Maximum;
numericSequence._sequence.Add(doubleR10);
numericSequence.ExtendToCover(range.Minimum, range.Maximum);
return(numericSequence);
}
numericSequence._interval = interval.HasValue ? (DoubleR10)Math.Abs(interval.Value) : DoubleR10.Zero;
numericSequence._intervalOffset = intervalOffset.HasValue ? (DoubleR10)intervalOffset.Value : DoubleR10.MinValue;
numericSequence._min = DoubleR10.Zero;
numericSequence._max = DoubleR10.Zero;
maxCount = Math.Max(maxCount, 1);
maxCount = Math.Min(maxCount, 1000);
numericSequence._canExtendMin = maxAllowedMargin > 0.0 && range.HasDataRange && !range.HasMin && range.Minimum != 0;
numericSequence._canExtendMax = maxAllowedMargin > 0.0 && range.HasDataRange && !range.HasMax && range.Maximum != 0;
if (interval.HasValue && numericSequence._interval != 0 && intervalOffset.HasValue)
{
num1 = (long)(range.Size / numericSequence._interval);
numericSequence._min = range.Minimum;
numericSequence._max = range.Minimum + (DoubleR10)num1 * numericSequence._interval;
}
else
{
int num2 = !(numericSequence._interval != 0) ? (!(range.Size != 0) ? range.Maximum.Log10() : range.Size.Log10()) : numericSequence._interval.Log10() + 1;
int num3 = steps[0].Log10();
int num4 = num2 - num3 - 1 - ((DoubleR10)maxCount - (DoubleR10)1).Log10();
if (minPower != int.MinValue)
{
num4 = Math.Max(num4, minPower - num3);
}
if (numericSequence._interval != 0)
{
NumericRangeInfo numericRangeInfo = new NumericRangeInfo(DoubleR10.Floor(range.Minimum, num4), DoubleR10.Ceiling(range.Maximum, num4));
numericRangeInfo.ShrinkByStep(range, numericSequence._interval, useZeroRefPoint);
numericSequence._min = numericRangeInfo.Minimum;
numericSequence._max = numericRangeInfo.Maximum;
num1 = DoubleR10.CountSteps(numericRangeInfo.Size, numericSequence._interval);
}
else
{
for (int index1 = 0; index1 < 3; ++index1)
{
int exp = num4 + index1;
DoubleR10 doubleR10 = DoubleR10.Pow10(exp);
DoubleR10 minimum = DoubleR10.Floor(range.Minimum, exp);
DoubleR10 maximum = DoubleR10.Ceiling(range.Maximum, exp);
for (int index2 = 0; index2 < steps.Length; ++index2)
{
DoubleR10 step = steps[index2] * doubleR10;
step.Normalize();
NumericRangeInfo roundRange = new NumericRangeInfo(minimum, maximum);
if (steps == NumericSequence.DefaultGridSteps)
{
roundRange.ShrinkByStepQuick(range, step);
}
else
{
roundRange.ShrinkByStep(range, step, useZeroRefPoint);
}
if (numericSequence._canExtendMin && range.Minimum == roundRange.Minimum && maxAllowedMargin >= 1.0)
{
roundRange.Minimum -= step;
}
if (numericSequence._canExtendMax && range.Maximum == roundRange.Maximum && maxAllowedMargin >= 1.0)
{
roundRange.Maximum += step;
}
num1 = NumericSequence.GetCount(range, roundRange, step, numericSequence._canExtendMin, numericSequence._canExtendMin, maxAllowedMargin, (long)maxCount);
if (num1 <= (long)maxCount || index1 == 2 && index2 == steps.Length - 1)
{
numericSequence._interval = step;
numericSequence._min = roundRange.Minimum;
numericSequence._max = roundRange.Maximum;
break;
}
}
if (numericSequence._interval != 0)
{
break;
}
}
}
}
if (num1 > (long)(maxCount * 32))
{
num1 = (long)(maxCount * 32);
numericSequence._interval = numericSequence.Size / (DoubleR10)num1;
}
if (intervalOffset.HasValue)
{
numericSequence._intervalOffset = numericSequence._intervalOffset % numericSequence._interval;
DoubleR10 doubleR10 = range.Minimum + numericSequence._intervalOffset - numericSequence._min;
numericSequence._min = numericSequence._min + doubleR10;
numericSequence._max = numericSequence._max + doubleR10;
}
else
{
numericSequence._intervalOffset = numericSequence._min - range.Minimum;
}
numericSequence.FixDoubleOverflow(range);
numericSequence._sequence = (IList <DoubleR10>) new List <DoubleR10>();
DoubleR10 doubleR10_1 = numericSequence._min;
numericSequence._sequence.Add(doubleR10_1);
for (int index = 0; (long)index < num1; ++index)
{
doubleR10_1 = doubleR10_1.Add(ref numericSequence._interval);
if (!doubleR10_1.IsDoubleInfinity())
{
numericSequence._sequence.Add(doubleR10_1);
}
}
numericSequence.ExtendToCover(range.Minimum, range.Maximum);
return(numericSequence);
}
