private static int Benchmarks(bool dotnetBenchmark, bool managedBenchmark, bool nativeBenchmark)
{
double?managedElapsedMillisecond = null;
double?nativeElapsedMillisecond = null;
if (dotnetBenchmark)
{
DotnetBenchmark.Calculate();
}
if (managedBenchmark)
{
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("---- MANAGED ----");
Console.ForegroundColor = ConsoleColor.Gray;
managedElapsedMillisecond = FftManaged.Calculate(Params.Log2FftSize, Params.FftRepeat);
}
if (nativeBenchmark)
{
try
{
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("---- NATIVE ----");
Console.ForegroundColor = ConsoleColor.Gray;
nativeElapsedMillisecond = FftNative.Calculate(Params.Log2FftSize, Params.FftRepeat);
}
catch (Exception e)
{
Console.WriteLine($"Can not run native method: {e.Message}");
Console.WriteLine("Have you successfully compiled the project in ../C-tests/C-fast_double/?");
return(1);
}
}
if (managedElapsedMillisecond.HasValue && nativeElapsedMillisecond.HasValue)
{
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine($"\nRatio: {managedElapsedMillisecond / nativeElapsedMillisecond:0.####}");
Console.WriteLine($"Diff%: {managedElapsedMillisecond / nativeElapsedMillisecond - 1:0.##%}");
Console.ForegroundColor = ConsoleColor.Gray;
}
return(0);
}
public void Native() => FftNative.fft(Params.Log2FftSize, xyNative, xyOutNative);
