Example #1
0
        public void ParallelArray2d()
        {
            var alength = 16384;
            var cpl     = 0.00001;

            var randy = new ThreadSafeRandom();

            var sw = new Stopwatch();

            var nodeArray = new NodeArray(
                Enumerable.Range(0, alength)
                .Select(i => randy.NextDouble() * 2 - 1.0)
                .ToArray());

            for (var k = 0; k < 3; k++)
            {
                sw.Start();
                for (var s = 0; s < 40; s++)
                {
                    var noise = 0.1 - 0.002 * s;
                    for (var q = 0; q < 50; q++)
                    {
                        nodeArray = NodeArray.UpdateStar(nodeArray, cpl, noise, randy);
                        nodeArray = NodeArray.UpdateStar(nodeArray, cpl, noise, randy);
                    }
                    // Debug.WriteLine("{0}\t{1}\t{2}", s, noise, Correlo(nodeArray.Current.ToArray()));
                }

                sw.Stop();
                Debug.WriteLine("Elapsed={0}", sw.Elapsed);
                sw.Reset();
            }
        }
Example #2
0
        private async void DoStart()
        {
            _cancellationTokenSource = new CancellationTokenSource();
            _isRunning = true;
            CommandManager.InvalidateRequerySuggested();

            await Task.Run(() =>
            {
                _stopwatch.Start();

                for (var i = 0; _isRunning; i++)
                {
                    NodeArray = NodeArray.UpdateStar(NodeArray, StepSizeVm.Value, NoiseLevelVm.Value, Randy);

                    if (_cancellationTokenSource.IsCancellationRequested)
                    {
                        _isRunning = false;
                        _stopwatch.Stop();
                        CommandManager.InvalidateRequerySuggested();
                    }

                    if (i % (int)DisplayFrequencySliderVm.Value == 0)
                    {
                        Application.Current.Dispatcher.Invoke
                        (
                            UpdateUi,
                            DispatcherPriority.Background
                        );
                    }
                }
            }, _cancellationTokenSource.Token);
        }