/// <summary>
/// Найти точки пересечения двух временных рядов. сравнивает первый ряд со вторым
/// </summary>
/// <param name="timeSeries1"></param>
/// <param name="timeSeries2"></param>
/// <returns></returns>
static public List <Point> CompareTimeSeries(TimeSeriesModel timeSeries1, TimeSeriesModel timeSeries2)
{
List <Segment> ts1 = new List <Segment>();
List <Segment> ts2 = new List <Segment>();
List <Point> result = new List <Point>();
//Добавить в список первую точку
if (timeSeries1.Points[0].Y > timeSeries2.Points[0].Y && timeSeries1.Points[0].X <= timeSeries2.Points[0].X)
{
result.Add(timeSeries1.Points[0]);
}
ts1 = CreateSegments(timeSeries1.Points);
ts2 = CreateSegments(timeSeries2.Points);
//Поиск пересечений отрезков
for (int i = 0; i < ts1.Count; i++)
{
for (int j = 0; j < ts2.Count; j++)
{
if (IntersectionOfSegments(ts1[i], ts2[j]).intersection)
{
result.Add(IntersectionOfSegments(ts1[i], ts2[j]).point);
}
}
}
//Добавить в список последнюю точку
if (timeSeries1.Points.Last().Y > timeSeries2.Points.Last().Y)
{
result.Add(timeSeries1.Points.Last());
}
return(result);
}
/// <summary>
/// Получить временные ряды
/// </summary>
/// <returns></returns>
static public ObservableCollection <TimeSeriesModel> GetTimeSeries(int countPoint, int minValue, int maxValue)
{
DataGenerator dataGenerator = new DataGenerator();
var val1 = dataGenerator.GetRandomDoubles(countPoint, minValue, maxValue);
var val2 = dataGenerator.GetRandomDoubles(countPoint, minValue, maxValue);
val1[0] = 0;
val2[0] = 0;
val1.Sort();
val2.Sort();
if (val2.Last() >= val1.Last())
{
val1[val1.Count - 1] = val2.Last();
}
else
{
val2[val2.Count - 1] = val1.Last();
}
var ts1 = new TimeSeriesModel(nameTimeSeries1, val1, dataGenerator.GetRandomDoubles(countPoint, minValue, maxValue));
var ts2 = new TimeSeriesModel(nameTimeSeries2, val2, dataGenerator.GetRandomDoubles(countPoint, minValue, maxValue));
return(new ObservableCollection <TimeSeriesModel>()
{
ts1, ts2
});
}
