TransformComparison.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using SFML.Graphics;
using System.Diagnostics;
using SFML.Window;

namespace shader
{
  class Program
	{
		public static void Main(string[] args)
		{
			int loops = 10000000;
			int smallLoop = 100000;
			Transform a = new Transform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			Transform b = new Transform(43, 54, 76, 1, 5, 765, 87, 54, 543);
			Transform Identity = Transform.Identity;

			MyTransform myA = new MyTransform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			MyTransform myB = new MyTransform(43, 54, 76, 1, 5, 765, 87, 54, 543);
			MyTransform myIdentity = MyTransform.Identity;

			Vector2f point = new Vector2f(34, 76);
			FloatRect rect = new FloatRect(54, 765, 543, 54);

			Stopwatch stopWatch = new Stopwatch();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				a.TransformPoint(point);
			}
			stopWatch.Stop();
			Console.WriteLine("Transform TransformPoint:" + stopWatch.ElapsedMilliseconds);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				myA.TransformPoint(point);
			}
			stopWatch.Stop();
			Console.WriteLine("MyTransform TransformPoint:" + stopWatch.ElapsedMilliseconds);

			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				a.TransformRect(rect);
			}
			stopWatch.Stop();
			Console.WriteLine("Transform TransformRect:" + stopWatch.ElapsedMilliseconds);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				myA.TransformRect(rect);
			}
			stopWatch.Stop();
			Console.WriteLine("MyTransform TransformRect:" + stopWatch.ElapsedMilliseconds);

			a = new Transform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			myA = new MyTransform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				a *= Identity;
			}
			stopWatch.Stop();
			Console.WriteLine("Transform Multiply(Identity):" + stopWatch.ElapsedMilliseconds);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				myA *= myIdentity;
			}
			stopWatch.Stop();
			Console.WriteLine("MyTransform Multiply(Identity):" + stopWatch.ElapsedMilliseconds);
			if (a.ToString() != myA.ToString())
			{
				Console.WriteLine(a);
				Console.WriteLine(myA);
			}

			a = new Transform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			myA = new MyTransform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < smallLoop; i++)
			{
				a *= b;
			}
			stopWatch.Stop();
			Console.WriteLine("Transform Multiply:" + stopWatch.ElapsedMilliseconds);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < smallLoop; i++)
			{
				myA *= myB;
			}
			stopWatch.Stop();
			Console.WriteLine("MyTransform Multiply:" + stopWatch.ElapsedMilliseconds);
			if (a.ToString() != myA.ToString())
			{
				Console.WriteLine(a);
				Console.WriteLine(myA);
			}

			a = new Transform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			myA = new MyTransform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				a.Rotate(42);
			}
			stopWatch.Stop();
			Console.WriteLine("Transform Rotate:" + stopWatch.ElapsedMilliseconds);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				myA.Rotate(42);
			}
			stopWatch.Stop();
			Console.WriteLine("MyTransform Rotate:" + stopWatch.ElapsedMilliseconds);
			if (a.ToString() != myA.ToString())
			{
				Console.WriteLine(a);
				Console.WriteLine(myA);
				Console.WriteLine("X:" + Math.Round(a.TransformPoint(point).X, 3) + " Y:" + Math.Round(a.TransformPoint(point).Y, 3));
				Console.WriteLine("X:" + Math.Round(myA.TransformPoint(point).X, 3) + " Y:" + Math.Round(myA.TransformPoint(point).Y, 3));
			}


			a = new Transform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			myA = new MyTransform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				a.Translate(point);
			}
			stopWatch.Stop();
			Console.WriteLine("Transform Translate:" + stopWatch.ElapsedMilliseconds);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				myA.Translate(point);
			}
			stopWatch.Stop();
			Console.WriteLine("MyTransform Translate:" + stopWatch.ElapsedMilliseconds);
			if (a.ToString() != myA.ToString())
			{
				Console.WriteLine(a);
				Console.WriteLine(myA);
			}

			a = new Transform(6, 7, 5, 5, 3, 7, 6, 2, 6);
			myA = new MyTransform(6, 7, 5, 5, 3, 7, 6, 2, 6);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < smallLoop; i++)
			{
				a.Scale(1.01f, 1.01f);
			}
			stopWatch.Stop();
			Console.WriteLine("Transform Scale:" + stopWatch.ElapsedMilliseconds);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < smallLoop; i++)
			{
				myA.Scale(1.01f, 1.01f);
			}
			stopWatch.Stop();
			Console.WriteLine("MyTransform Scale:" + stopWatch.ElapsedMilliseconds);
			if (a.ToString() != myA.ToString())
			{
				Console.WriteLine(a);
				Console.WriteLine(myA);
			}

			a = new Transform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			myA = new MyTransform(43, 65, 34, 76, 54, 76, 45, 76, 45);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				a = a.GetInverse();
			}
			stopWatch.Stop();
			Console.WriteLine("Transform Inverse:" + stopWatch.ElapsedMilliseconds);
			stopWatch.Reset();
			stopWatch.Start();
			for (int i = 0; i < loops; i++)
			{
				myA = myA.GetInverse();
			}
			stopWatch.Stop();
			Console.WriteLine("MyTransform Inverse:" + stopWatch.ElapsedMilliseconds);
			if (a.ToString() != myA.ToString())
			{
				Console.WriteLine(a);
				Console.WriteLine(myA);
			}

			Console.ReadLine();
		}
	}
}