public static void Test()
{
var random = new Random(4);
var timer = new Stopwatch();
var symmetricVectorSandwichTime = 0.0;
var symmetricWideVectorSandwichTime = 0.0;
var triangularWideVectorSandwichTime = 0.0;
var symmetricWide2x3SandwichTime = 0.0;
var triangularWide2x3SandwichTime = 0.0;
var symmetricSkewSandwichTime = 0.0;
var symmetricWideSkewSandwichTime = 0.0;
var triangularWideSkewSandwichTime = 0.0;
var symmetricRotationSandwichTime = 0.0;
var symmetricWideRotationSandwichTime = 0.0;
var triangularWideRotationSandwichTime = 0.0;
var symmetricInvertTime = 0.0;
var symmetricWideInvertTime = 0.0;
var triangularWideInvertTime = 0.0;
for (int i = 0; i < 1000; ++i)
{
var axis = Vector3.Normalize(new Vector3((float)random.NextDouble() * 2 - 1, (float)random.NextDouble() * 2 - 1, (float)random.NextDouble() * 2 - 1));
Vector3Wide.CreateFrom(ref axis, out var axisWide);
var rotation = Matrix3x3.CreateFromAxisAngle(axis, (float)random.NextDouble());
Matrix3x3Wide rotationWide;
Vector3Wide.CreateFrom(ref rotation.X, out rotationWide.X);
Vector3Wide.CreateFrom(ref rotation.Y, out rotationWide.Y);
Vector3Wide.CreateFrom(ref rotation.Z, out rotationWide.Z);
var m2x3Wide = new Matrix2x3Wide()
{
X = axisWide, Y = new Vector3Wide {
X = -axisWide.Y, Y = axisWide.Z, Z = axisWide.X
}
};
var triangular = new Triangular3x3
{
M11 = (float)random.NextDouble() * 2 + 1,
M21 = (float)random.NextDouble() * 1 + 1,
M22 = (float)random.NextDouble() * 2 + 1,
M31 = (float)random.NextDouble() * 1 + 1,
M32 = (float)random.NextDouble() * 1 + 1,
M33 = (float)random.NextDouble() * 2 + 1,
};
Triangular3x3Wide triangularWide;
triangularWide.M11 = new Vector <float>(triangular.M11);
triangularWide.M21 = new Vector <float>(triangular.M21);
triangularWide.M22 = new Vector <float>(triangular.M22);
triangularWide.M31 = new Vector <float>(triangular.M31);
triangularWide.M32 = new Vector <float>(triangular.M32);
triangularWide.M33 = new Vector <float>(triangular.M33);
var symmetric = new Matrix3x3
{
X = new Vector3(triangular.M11, triangular.M21, triangular.M31),
Y = new Vector3(triangular.M21, triangular.M22, triangular.M32),
Z = new Vector3(triangular.M31, triangular.M32, triangular.M33),
};
Matrix3x3Wide symmetricWide;
Vector3Wide.CreateFrom(ref symmetric.X, out symmetricWide.X);
Vector3Wide.CreateFrom(ref symmetric.Y, out symmetricWide.Y);
Vector3Wide.CreateFrom(ref symmetric.Z, out symmetricWide.Z);
var symmetricVectorSandwich = new SymmetricVectorSandwich()
{
v = axis, symmetric = symmetric
};
var symmetricWideVectorSandwich = new SymmetricWideVectorSandwich()
{
v = axisWide, symmetric = symmetricWide
};
var triangularWideVectorSandwich = new TriangularWideVectorSandwich()
{
v = axisWide, triangular = triangularWide
};
var symmetricWide2x3Sandwich = new SymmetricWide2x3Sandwich()
{
m = m2x3Wide, symmetric = symmetricWide
};
var triangularWide2x3Sandwich = new TriangularWide2x3Sandwich()
{
m = m2x3Wide, triangular = triangularWide
};
var symmetricSkewSandwich = new SymmetricSkewSandwich()
{
v = axis, symmetric = symmetric
};
var symmetricWideSkewSandwich = new SymmetricWideSkewSandwich()
{
v = axisWide, symmetric = symmetricWide
};
var triangularWideSkewSandwich = new TriangularWideSkewSandwich()
{
v = axisWide, triangular = triangularWide
};
var symmetricSandwich = new SymmetricRotationSandwich()
{
rotation = rotation, symmetric = symmetric
};
var symmetricWideSandwich = new SymmetricRotationSandwichWide()
{
rotation = rotationWide, symmetric = symmetricWide
};
var triangularWideSandwich = new TriangularRotationSandwichWide()
{
rotation = rotationWide, triangular = triangularWide
};
var symmetricInvert = new SymmetricInvert()
{
symmetric = symmetric
};
var symmetricWideInvert = new SymmetricInvertWide()
{
symmetric = symmetricWide
};
var triangularWideInvert = new TriangularInvertWide()
{
triangular = triangularWide
};
const int innerIterations = 100000;
symmetricVectorSandwichTime += TimeTest(innerIterations, ref symmetricVectorSandwich);
symmetricWideVectorSandwichTime += TimeTest(innerIterations, ref symmetricWideVectorSandwich);
triangularWideVectorSandwichTime += TimeTest(innerIterations, ref triangularWideVectorSandwich);
symmetricWide2x3SandwichTime += TimeTest(innerIterations, ref symmetricWide2x3Sandwich);
triangularWide2x3SandwichTime += TimeTest(innerIterations, ref triangularWide2x3Sandwich);
symmetricSkewSandwichTime += TimeTest(innerIterations, ref symmetricSkewSandwich);
symmetricWideSkewSandwichTime += TimeTest(innerIterations, ref symmetricWideSkewSandwich);
triangularWideSkewSandwichTime += TimeTest(innerIterations, ref triangularWideSkewSandwich);
symmetricRotationSandwichTime += TimeTest(innerIterations, ref symmetricSandwich);
symmetricWideRotationSandwichTime += TimeTest(innerIterations, ref symmetricWideSandwich);
triangularWideRotationSandwichTime += TimeTest(innerIterations, ref triangularWideSandwich);
symmetricInvertTime += TimeTest(innerIterations, ref symmetricInvert);
symmetricWideInvertTime += TimeTest(innerIterations, ref symmetricWideInvert);
triangularWideInvertTime += TimeTest(innerIterations, ref triangularWideInvert);
Compare(symmetricVectorSandwich.result, ref symmetricWideVectorSandwich.result);
Compare(symmetricVectorSandwich.result, ref triangularWideVectorSandwich.result);
Compare(ref symmetricWide2x3Sandwich.result, ref triangularWide2x3Sandwich.result);
Compare(ref symmetricSkewSandwich.result, ref symmetricWideSkewSandwich.result);
Compare(ref symmetricSkewSandwich.result, ref triangularWideSkewSandwich.result);
Compare(ref symmetricSandwich.result, ref symmetricWideSandwich.result);
Compare(ref symmetricSandwich.result, ref triangularWideSandwich.result);
Compare(ref symmetricInvert.result, ref symmetricWideInvert.result);
Compare(ref symmetricInvert.result, ref triangularWideInvert.result);
}
Console.WriteLine($"Symmetric vector sandwich: {symmetricVectorSandwichTime}");
Console.WriteLine($"Symmetric wide vector sandwich: {symmetricWideVectorSandwichTime}");
Console.WriteLine($"Triangular wide vector sandwich: {triangularWideVectorSandwichTime}");
Console.WriteLine($"Symmetric wide 2x3 sandwich: {symmetricWide2x3SandwichTime}");
Console.WriteLine($"Triangular wide 2x3 sandwich: {triangularWide2x3SandwichTime}");
Console.WriteLine($"Symmetric skew sandwich: {symmetricSkewSandwichTime}");
Console.WriteLine($"Symmetric wide skew sandwich: {symmetricWideSkewSandwichTime}");
Console.WriteLine($"Triangular wide skew sandwich: {triangularWideSkewSandwichTime}");
Console.WriteLine($"Symmetric rotation sandwich: {symmetricRotationSandwichTime}");
Console.WriteLine($"Symmetric wide rotation sandwich: {symmetricWideRotationSandwichTime}");
Console.WriteLine($"Triangular wide rotation sandwich: {triangularWideRotationSandwichTime}");
Console.WriteLine($"Symmetric invert: {symmetricInvertTime}");
Console.WriteLine($"Symmetric wide invert: {symmetricWideInvertTime}");
Console.WriteLine($"Triangular wide invert: {triangularWideInvertTime}");
}
