//[Test] // this test takes 30s to complete, so don't run it routinely
public void Test_Benchmark_Step()
{
var plt = new ScottPlot.Plot();
int pointCount = 200_000;
double[] xs = ScottPlot.DataGen.Consecutive(pointCount);
double[] ys = ScottPlot.DataGen.RandomWalk(new Random(0), pointCount);
plt.Title($"Scatter Plot ({pointCount.ToString("N0")} points)");
plt.PlotStep(xs, ys);
plt.Benchmark(true);
// the first render allocates memory for pointF arrays
plt.GetBitmap(true);
Console.WriteLine($"Render 1: {plt.GetSettings(false).benchmark}");
// subsequent renders re-use the same arrays
plt.GetBitmap(true);
Console.WriteLine($"Render 2: {plt.GetSettings(false).benchmark}");
string name = System.Reflection.MethodBase.GetCurrentMethod().Name;
string filePath = System.IO.Path.GetFullPath(name + ".png");
plt.SaveFig(filePath);
Console.WriteLine($"Saved {filePath}");
// 2019-01-26
// Render 1: Full render of 1 object (200,000 points) took 490.078 ms (2.04 Hz)
// Render 2: Full render of 1 object (200,000 points) took 454.589 ms (2.20 Hz) <-- 7% faster
}
public string Figure_31_Signal_With_Antialiasing_Off()
{
string name = System.Reflection.MethodBase.GetCurrentMethod().Name.Replace("Figure_", "");
string fileName = System.IO.Path.GetFullPath($"{outputFolderName}/{name}.png");
// A slight performance enhancement is achieved when anti-aliasing is disabled
var plt = new ScottPlot.Plot(width, height);
plt.Benchmark();
plt.AntiAlias(true, false);
plt.PlotSignal(dataSignal, sampleRate: 20_000);
plt.SaveFig(fileName);
Console.WriteLine($"Saved: {System.IO.Path.GetFileName(fileName)}");
return(name + ":" + ScottPlot.Tools.BitmapHash(plt.GetBitmap()));
}
public string Figure_30_Signal()
{
string name = System.Reflection.MethodBase.GetCurrentMethod().Name.Replace("Figure_", "");
string fileName = System.IO.Path.GetFullPath($"{outputFolderName}/{name}.png");
// PlotSignal is ideal for plotting large arrays of evenly-spaed data at high framerates.
// Note that we are testing it here by plotting an array with one million data points.
var plt = new ScottPlot.Plot(width, height);
plt.Benchmark();
plt.PlotSignal(dataSignal, sampleRate: 20_000);
plt.SaveFig(fileName);
Console.WriteLine($"Saved: {System.IO.Path.GetFileName(fileName)}");
return(name + ":" + ScottPlot.Tools.BitmapHash(plt.GetBitmap()));
}
