static IEnumerable<long> TestQuantityTypes(int N)
{
Console.WriteLine("=== QuantityTypes ===");
var length = Marshal.SizeOf(typeof(Length));
Console.WriteLine("Length = {0} bytes", length);
yield return length;
var a1 = new Length[N];
var a2 = new Area[N];
using (var timer = new Timer("Assign"))
{
for (int i = 0; i < N; i++) a1[i] = Length.Metre;
}
using (var timer = new Timer("Assign (multiplication)"))
{
for (int i = 0; i < N; i++) a1[i] = i * Length.Metre;
yield return timer.Stop();
}
using (var timer = new Timer("Assign (ctor)"))
{
for (int i = 0; i < N; i++) a1[i] = new Length(i);
yield return timer.Stop();
}
using (var timer = new Timer("Add (operator)"))
{
for (int i = 0; i < N; i++) a1[i] = a1[i] + a1[0];
yield return timer.Stop();
}
#if PublicFields
using (var timer=new Timer("Add (field)"))
{
for (int i = 0; i < N; i++) a1[i] = new Length(a1[i].value + a1[0].value);
}
#endif
using (var timer = new Timer("Add (property)"))
{
for (int i = 0; i < N; i++) a1[i] = new Length(a1[i].Value + a1[0].Value);
yield return timer.Stop();
}
var s = "10";
using (var timer = new Timer("Parse"))
{
for (int i = 0; i < N; i++) a1[i] = Length.Parse(s);
yield return timer.Stop();
}
s = "10 m";
using (var timer = new Timer("Parse with unit"))
{
for (int i = 0; i < N; i++) a1[i] = Length.Parse(s);
yield return timer.Stop();
}
using (var timer = new Timer("Multiply"))
{
for (int i = 0; i < N; i++) a2[i] = a1[i] * a1[i];
yield return timer.Stop();
}
#if PublicFields
using (var timer=new Timer("Multiply (field)"))
{
for (int i = 0; i < N; i++) a2[i] = new Area(a1[i].value * a1[i].value);
yield return timer.Stop();
}
#endif
using (var timer = new Timer("Multiply (property, ctor)"))
{
for (int i = 0; i < N; i++) a2[i] = new Area(a1[i].Value * a1[i].Value);
yield return timer.Stop();
}
using (var timer = new Timer("Multiply (property, multiplication)"))
{
for (int i = 0; i < N; i++) a2[i] = (a1[i].Value * a1[i].Value) * Area.SquareMetre;
}
using (var timer = new Timer("Square"))
{
for (int i = 0; i < N; i++) a2[i] = a1[i].Squared();
}
using (var timer = new Timer("^"))
{
for (int i = 0; i < N; i++) a2[i] = (Area)(a1[i] ^ 2);
}
double sum1;
using (var timer = new Timer("Sum (operator)"))
{
var sum = new Area();
for (int i = 0; i < N; i++) sum += a2[i];
sum1 = sum.ConvertTo(Area.SquareMetre);
yield return timer.Stop();
}
#if PublicFields
double sum2 = 0;
using (var timer=new Timer("Sum (field)"))
{
for (int i = 0; i < N; i++) sum2 += a2[i].value;
}
#endif
double sum3 = 0;
using (var timer = new Timer("Sum (property)"))
{
for (int i = 0; i < N; i++) sum3 += a2[i].Value;
yield return timer.Stop();
}
Console.WriteLine();
}
static IEnumerable<long> TestTypedUnits(int N)
{
// http://www.codeproject.com/Articles/611731/Working-with-Units-and-Amounts
Console.WriteLine("=== TypedUnits ===");
var a1 = new TypedUnits.Amount[N];
var a2 = new TypedUnits.Amount[N];
{
// http://stackoverflow.com/questions/207592/getting-the-size-of-a-field-in-bytes-with-c-sharp
var mem0 = GC.GetTotalMemory(true);
var a = new TypedUnits.Amount[N];
var mem1 = GC.GetTotalMemory(true);
for (int i = 0; i < N; i++) a[i] = new TypedUnits.Amount(1, StandardUnits.LengthUnits.Meter);
var mem2 = GC.GetTotalMemory(true);
var length = (mem2 - mem0) / (double)N;
Console.WriteLine("Approx. length = {0:0.###} bytes (incl. reference {1:0.###} bytes)", length, (mem1 - mem0) / (double)N);
yield return (int)length;
}
var meter = new TypedUnits.Amount(1, StandardUnits.LengthUnits.Meter);
using (var timer = new Timer("Assign (reference)"))
{
for (int i = 0; i < N; i++) a1[i] = meter;
}
using (var timer = new Timer("Assign (multiplication)"))
{
for (int i = 0; i < N; i++) a1[i] = i * a1[i];
yield return timer.Stop();
}
using (var timer = new Timer("Assign (ctor)"))
{
for (int i = 0; i < N; i++) a1[i] = new TypedUnits.Amount(1, StandardUnits.LengthUnits.Meter);
yield return timer.Stop();
}
using (var timer = new Timer("Add (operator)"))
{
for (int i = 0; i < N; i++) a1[i] = a1[i] + a1[0];
yield return timer.Stop();
}
using (var timer = new Timer("Add (property)"))
{
for (int i = 0; i < N; i++) a1[i] = new TypedUnits.Amount(a1[i].Value + a1[0].Value, StandardUnits.LengthUnits.Meter);
yield return timer.Stop();
}
// var s = "10 m";
using (var timer = new Timer("Parse"))
{
// TODO:
// for (int i = 0; i < N; i++) a1[i] = Length.Parse(s);
// yield return timer.Stop();
yield return -1;
}
using (var timer = new Timer("Parse with unit"))
{
// TODO
// for (int i = 0; i < N; i++) a1[i] = Length.Parse(s);
// yield return timer.Stop();
yield return -1;
}
using (var timer = new Timer("Multiply"))
{
for (int i = 0; i < N; i++) a2[i] = a1[i] * a1[i];
yield return timer.Stop();
}
#if PublicFields
using (var timer=new Timer("Multiply (field)"))
{
for (int i = 0; i < N; i++) a2[i] = new Area(a1[i].value * a1[i].value);
yield return timer.Stop();
}
#endif
using (var timer = new Timer("Multiply (property, ctor)"))
{
for (int i = 0; i < N; i++) a2[i] = new TypedUnits.Amount(a1[i].Value * a1[i].Value, StandardUnits.SurfaceUnits.Meter2);
yield return timer.Stop();
}
using (var timer = new Timer("Multiply (property, multiplication)"))
{
var m2 = new TypedUnits.Amount(1, StandardUnits.SurfaceUnits.Meter2);
for (int i = 0; i < N; i++) a2[i] = (a1[i].Value * a1[i].Value) * m2;
}
double sum1;
using (var timer = new Timer("Sum (operator)"))
{
var sum = new TypedUnits.Amount(0, StandardUnits.SurfaceUnits.Meter2);
for (int i = 0; i < N; i++) sum += a2[i];
// todo
sum1 = sum.Value; // ConvertTo(Area.SquareMetre);
yield return timer.Stop();
}
double sum3 = 0;
using (var timer = new Timer("Sum (property)"))
{
for (int i = 0; i < N; i++) sum3 += a2[i].Value;
yield return timer.Stop();
}
Console.WriteLine();
}
/// <summary>
/// Calculates the square root of the specified area.
/// </summary>
/// <param name="l">
/// The area.
/// </param>
/// <returns>
/// The length.
/// </returns>
public static Length Sqrt(Area l)
{
return new Length(System.Math.Sqrt(l.value));
}
