using System;

using System.Runtime.CompilerServices;

using System.Diagnostics;

​

​

​

  public static class TrigF {

​

    public static (float Sin, float Cos) SinCos(float v) {

      var sin = MathF.Sin(v);

      var cos = MathF.Sqrt(1 - sin * sin);

      return (sin, cos);

    }

​

  }

​

public class Program

{

    public static void Main()

    {

        var sw = Stopwatch.StartNew();

        // spin up

        for (var i = 0; i < 10000; ++i ) {

            sw.Restart();

​

            var sin1 = MathF.Sin(32);

            var cos1 = MathF.Cos(32);

            sw.Restart();

            var (sin2,cos2) = TrigF.SinCos(32);

        }

        long t1, t2;

        {

            sw.Restart();

            var sin1 = MathF.Sin(32);

            var cos1 = MathF.Cos(32);

            t1 = sw.ElapsedTicks;

​

            sw.Restart();

            var (sin2,cos2) = TrigF.SinCos(32);

            t2 = sw.ElapsedTicks;

        }

        Console.WriteLine("Separate Sine & Cosine ticks: "+ t1);

        Console.WriteLine("Combined Sine & Cosine ticks: "+ t2);

    }

}