public static async Task <ResultProbs> Generate(InputData inputData, int numMatches)
{
var generatedRes = await Task.Run(() =>
{
var meanIntensityHost = inputData.MeanIntensityHost;
var meanIntensityGuest = inputData.MeanIntensityGuest;
var rand = new Random();
int numHostsWin = 0;
int numGuestsWin = 0;
int numNotFinished = 0;
int numDraws = 0;
int goalsRemain = inputData.GoalsRemain;
for (int i = 0; i < numMatches; i++)
{
int numGoalsHost = 0;
int numGoalsGuest = 0;
//Подсчитаем количество уже произошедших голов
for (int l = inputData.Interval.From; l <= inputData.Interval.To; l++)
{
if (l > inputData.Goals.Length)
{
break;
}
if (inputData.Goals[l - 1] is GoalType.Host)
{
numGoalsHost++;
}
else
{
numGoalsGuest++;
}
}
if (goalsRemain > 0)
{
int goalsCounter = goalsRemain;
for (int j = 0; j < inputData.MinutesTillEnd; j++)
{
var r1 = rand.NextDouble();
var r2 = rand.NextDouble();
if (r1 <= meanIntensityHost)
{
//Гол хозяев
numGoalsHost++;
goalsCounter--;
}
if (goalsCounter == 0)
{
break;
}
if (r2 <= meanIntensityGuest)
{
//Гол гостей
numGoalsGuest++;
goalsCounter--;
}
if (goalsCounter == 0)
{
break;
}
}
}
if (numGoalsHost + numGoalsGuest < inputData.Interval.Length)
{
numNotFinished++;
}
else
{
if (numGoalsHost > numGoalsGuest)
{
numHostsWin++;
}
if (numGoalsGuest > numGoalsHost)
{
numGuestsWin++;
}
if (numGoalsGuest == numGoalsHost)
{
numDraws++;
}
}
}
//Посчитаем частоты исходов
var hostsWonFrac = (double)numHostsWin / numMatches;
var guestsWonFrac = (double)numGuestsWin / numMatches;
var drawFrac = (double)numDraws / numMatches;
var notFinishedFrac = (double)numNotFinished / numMatches;
var res = new ResultProbs(hostsWonFrac, guestsWonFrac, drawFrac, notFinishedFrac);
return(res);
});
return(generatedRes);
}
