public void SetPpCalculator(IPpCalculator ppCalculator, CancellationToken cancellationToken)
{
_currentPlayMode = (PlayMode)ppCalculator.RulesetId;
try
{
ppCalculator.Calculate(cancellationToken);
}
catch (OperationCanceledException)
{
PpCalculator = null;
throw;
}
PpCalculator = ppCalculator;
}
public static Dictionary <int, double> CalculateStrains(this IPpCalculator ppCalculator,
CancellationToken cancellationToken, int?targetAmount = null)
{
var strains = new Dictionary <int, double>(targetAmount ?? 200);
if (ppCalculator == null)
{
return(strains);
}
var mapLength = ppCalculator.BeatmapLength;
//data for 2min map
var strainLength = 5000;
var interval = 1500;
var time = 0;
if (targetAmount.HasValue)
{
strainLength = Convert.ToInt32(Math.Floor(strainLength * (mapLength / 120_000d)));
interval = Convert.ToInt32(Math.Ceiling(mapLength - strainLength / 2d) / targetAmount) + 1;
//var strainsAmount = (mapLength - strainLength / 2d) / interval;
}
var a = new Dictionary <string, double>();
while (time + strainLength / 2 < mapLength)
{
cancellationToken.ThrowIfCancellationRequested();
var strain = ppCalculator.Calculate(time, time + strainLength, a);
if (double.IsNaN(strain) || strain < 0)
{
strain = 0;
}
else if (strain > 2000)
{
strain = 2000; //lets not freeze everything with aspire/fancy 100* maps
}
strains.Add(time, strain);
time += interval;
a.Clear();
}
return(strains);
}