public void InterpolateTest()
{
var points = new List <Point>()
{
new Point(0, 0), new Point(10, 10), new Point(30, -10), new Point(50, 10)
};
var lineSeries = new LineSeries(points);
var result = lineSeries.Interpolate(new Double[] { 0, 5, 10, 15, 20, 25, 35, 40, 45 });
var expectedResult = new List <Point>()
{
new Point(0, 0),
new Point(5, 5),
new Point(10, 10),
new Point(15, 5),
new Point(20, 0),
new Point(25, -5),
new Point(35, -5),
new Point(40, 0),
new Point(45, 5)
};
CollectionAssert.AreEqual(expectedResult, result);
}
public void InterpolatePerformance2(LineSeries.SearchType search_type)
{
var valueGroups = Enumerable.Range(0, 1000001).Select(x => x * 1.0).ToLookup(x => ((int)x) % 2);
var interPoints = valueGroups[1].ToList();
var valuePoints = valueGroups[0].Select(x => new Point(x, x)).ToList();
var series = new LineSeries(valuePoints);
var result = series.Interpolate(interPoints, search_type).ToList();
}
public void InterpolatePerformance2(LineSeries.SearchType search_type)
{
var valueGroups = Enumerable.Range(0, 1000001).Select(x => x * 1.0).ToLookup(x => ((int)x) % 2);
var interPoints = valueGroups[1].ToList();
var valuePoints = valueGroups[0].Select(x => new Point(x, x)).ToList();
var series = new LineSeries(valuePoints);
var result = series.Interpolate(interPoints, search_type).ToList();
}
public void InterpolatePerformance1(LineSeries.SearchType search_type)
{
var size = 1000000;
var valuePoints = new List<Point>() {
new Point(0, 0),
new Point(size, size),
};
var interPoints = Enumerable.Range(0, size).Select(x => x * 1.0).ToList();
var series = new LineSeries(valuePoints);
var result = series.Interpolate(interPoints, search_type).ToList();
var expected = Enumerable.Range(0, size).Select(x => new Point(x, x)).ToList();
CollectionAssert.AreEqual(expected, result);
}
public void InterpolatePerformance1(LineSeries.SearchType search_type)
{
var size = 1000000;
var valuePoints = new List <Point>()
{
new Point(0, 0),
new Point(size, size),
};
var interPoints = Enumerable.Range(0, size).Select(x => x * 1.0).ToList();
var series = new LineSeries(valuePoints);
var result = series.Interpolate(interPoints, search_type).ToList();
var expected = Enumerable.Range(0, size).Select(x => new Point(x, x)).ToList();
CollectionAssert.AreEqual(expected, result);
}
public void InterpolatePerformance3(LineSeries.SearchType search_type)
{
var randNumbers = new Random(0);
var interPoints = new List <double>();
var valuePoints = new List <Point>();
for (int i = 0; i < 100000; i++)
{
interPoints.Add(interPoints.LastOrDefault() + 100 * randNumbers.NextDouble());
}
for (int i = 0; i < 10000000; i++)
{
valuePoints.Add(new Point(valuePoints.LastOrDefault().X + randNumbers.NextDouble(), randNumbers.NextDouble()));
}
var series = new LineSeries(valuePoints);
var result = series.Interpolate(interPoints, search_type).ToList();
}
public void InterpolatePerformance3(LineSeries.SearchType search_type)
{
var randNumbers = new Random(0);
var interPoints = new List<double>();
var valuePoints = new List<Point>();
for (int i = 0; i < 100000; i++)
{
interPoints.Add(interPoints.LastOrDefault() + 100 * randNumbers.NextDouble());
}
for (int i = 0; i < 10000000; i++)
{
valuePoints.Add(new Point(valuePoints.LastOrDefault().X + randNumbers.NextDouble(), randNumbers.NextDouble()));
}
var series = new LineSeries(valuePoints);
var result = series.Interpolate(interPoints, search_type).ToList();
}
public void InterpolateTest()
{
var points = new List<Point>() { new Point(0, 0), new Point(10, 10), new Point(30, -10), new Point(50, 10) };
var lineSeries = new LineSeries(points);
var result = lineSeries.Interpolate(new Double[] { 0, 5, 10, 15, 20, 25, 35, 40, 45 });
var expectedResult = new List<Point>()
{
new Point(0,0),
new Point(5,5),
new Point(10,10),
new Point(15,5),
new Point(20, 0),
new Point(25, -5),
new Point(35,-5),
new Point(40,0),
new Point(45,5)
};
CollectionAssert.AreEqual(expectedResult, result);
}
