public static void TriDiagSolverTest()
{
const int numSystems = 512;
var numbers =
Enumerable
.Repeat(numSystems, numSystems)
.Select(diagonallyDominantSystem)
.ToArray();
var l = numbers.SelectMany(s => s.Item1).ToArray();
var d = numbers.SelectMany(s => s.Item2).ToArray();
var u = numbers.SelectMany(s => s.Item3).ToArray();
var b = numbers.SelectMany(s => s.Item4).ToArray();
var expectedSolution = numbers.SelectMany(s => s.Item5).ToArray();
var triDiagSolver = new TriDiagSolverModule(GPUModuleTarget.DefaultWorker);
var x = triDiagSolver.Apply(numSystems, l, d, u, b);
var errs = new double[x.Length];
for (var i = 0; i < x.Length; ++i)
{
errs[i] = Math.Abs(expectedSolution[i] - x[i]);
}
var err = errs.Max();
Console.WriteLine("error = {0}", err);
Assert.LessOrEqual(err, 1e-8);
}
public static void TriDiagSolverTest()
{
const int numSystems = 512;
var numbers =
Enumerable
.Repeat(numSystems, numSystems)
.Select(diagonallyDominantSystem)
.ToArray();
var l = numbers.SelectMany(s => s.Item1).ToArray();
var d = numbers.SelectMany(s => s.Item2).ToArray();
var u = numbers.SelectMany(s => s.Item3).ToArray();
var b = numbers.SelectMany(s => s.Item4).ToArray();
var expectedSolution = numbers.SelectMany(s => s.Item5).ToArray();
var triDiagSolver = new TriDiagSolverModule(GPUModuleTarget.DefaultWorker);
var x = triDiagSolver.Apply(numSystems, l, d, u, b);
var errs = new double[x.Length];
for (var i = 0; i < x.Length; ++i)
errs[i] = Math.Abs(expectedSolution[i] - x[i]);
var err = errs.Max();
Console.WriteLine("error = {0}", err);
Assert.LessOrEqual(err, 1e-8);
}
