static bool Bench(int n, bool verbose)
{
NBodySystem bodies = new NBodySystem();
double initialEnergy = bodies.Energy();
if (verbose)
{
Console.WriteLine("{0:f9}", initialEnergy);
}
for (int i = 0; i < n; i++)
{
bodies.Advance(0.01);
}
double finalEnergy = bodies.Energy();
if (verbose)
{
Console.WriteLine("{0:f9}", finalEnergy);
}
double deltaEnergy = Math.Abs(initialEnergy - finalEnergy);
bool result = deltaEnergy < 1e-4;
if (verbose)
{
Console.WriteLine("Energy {0} conserved", result ? "was" : "was not");
}
return(result);
}
public static void Bench()
{
int n = 5000000;
foreach (var iteration in Benchmark.Iterations)
{
using (iteration.StartMeasurement())
{
NBodySystem bodies = new NBodySystem();
for (int i = 0; i < n; i++) bodies.Advance(0.01);
}
}
}
public static int Main(String[] args)
{
int n = args.Length > 0 ? Int32.Parse(args[0]) : 10000;
NBodySystem bodies = new NBodySystem();
double initialEnergy = bodies.Energy();
Console.WriteLine("{0:f9}", initialEnergy);
for (int i = 0; i < n; i++) bodies.Advance(0.01);
double finalEnergy = bodies.Energy();
Console.WriteLine("{0:f9}", finalEnergy);
double deltaEnergy = Math.Abs(initialEnergy - finalEnergy);
bool result = deltaEnergy < 1e-4;
Console.WriteLine("Energy {0} conserved", result ? "was" : "was not");
return (result ? 100 : -1);
}
public static void Bench()
{
int n = 5000000;
foreach (var iteration in Benchmark.Iterations)
{
using (iteration.StartMeasurement())
{
NBodySystem bodies = new NBodySystem();
for (int i = 0; i < n; i++)
{
bodies.Advance(0.01);
}
}
}
}
public static int Main(String[] args)
{
int n = args.Length > 0 ? Int32.Parse(args[0]) : 10000;
NBodySystem bodies = new NBodySystem();
double initialEnergy = bodies.Energy();
Console.WriteLine("{0:f9}", initialEnergy);
for (int i = 0; i < n; i++)
{
bodies.Advance(0.01);
}
double finalEnergy = bodies.Energy();
Console.WriteLine("{0:f9}", finalEnergy);
double deltaEnergy = Math.Abs(initialEnergy - finalEnergy);
bool result = deltaEnergy < 1e-4;
Console.WriteLine("Energy {0} conserved", result ? "was" : "was not");
return(result ? 100 : -1);
}
