public void EuclideanPathPerformanceTest(int numberOfPoints)
{
var path = PathGeneratorFactory.Create(TspPathType.Uniform2DRandom, new Size(10, 10), numberOfPoints);
var transPath = path.Select(coordinate => coordinate.To2DPoint()).ToArray();
var euclideanPath = new EuclideanPath(transPath);
var fastEuclideanPath = new FastEuclideanPath(transPath);
var sequence = Enumerable.Range(0, numberOfPoints).ToArray();
Stopwatch standardStopwatch = new Stopwatch();
standardStopwatch.Start();
double distanceStandard = euclideanPath.GetPathLength(sequence, true);
standardStopwatch.Stop();
Stopwatch fastStopwatch = new Stopwatch();
fastStopwatch.Start();
double distanceFast = euclideanPath.GetPathLength(sequence, true);
fastStopwatch.Stop();
Assert.IsTrue(Math.Abs(distanceStandard - distanceFast) < 1E-06);
Console.WriteLine("Ticks standard: " + standardStopwatch.ElapsedTicks.ToString());
Console.WriteLine("Ticks fast: " + fastStopwatch.ElapsedTicks.ToString());
}
private void OnPathTypeChanged()
{
int numberOfPoints = VerifyInput();
var path = PathGeneratorFactory.Create(SelectedPathType, new Size(10, 10), numberOfPoints);
if (path == null)
{
Info = "Path generator not yet implemented :-(";
return;
}
_initialPath = path.Select(coordinate => coordinate.To2DPoint()).ToArray();
_euclideanPath = new FastEuclideanPath(_initialPath);
_shuffledTour = Enumerable.Range(0, _initialPath.Length).ToArray();
PlotTour(Enumerable.Range(0, _initialPath.Length).ToArray());
}
