コード例 #1
0
    private static void test01()

    //****************************************************************************80
    //
    //  Purpose:
    //
    //    TEST01 tests NIEDERREITER2.
    //
    //  Licensing:
    //
    //    This code is distributed under the GNU LGPL license.
    //
    //  Modified:
    //
    //    02 March 2007
    //
    //  Author:
    //
    //    John Burkardt
    //
    {
        int dim_num;

        Niederreiter2.Niederreiter2Data data = new();

        Console.WriteLine("");
        Console.WriteLine("TEST01");
        Console.WriteLine("  NIEDERREITER2 computes the next element of ");
        Console.WriteLine("  a Niederreiter quasirandom sequence using base 2.");
        Console.WriteLine("");
        Console.WriteLine("  In this test, we call NIEDERREITER2 repeatedly.");

        for (dim_num = 2; dim_num <= 4; dim_num++)
        {
            double[] r = new double[dim_num];

            int seed = 0;

            Console.WriteLine("");
            Console.WriteLine("  Using dimension DIM_NUM =   " + dim_num + "");
            Console.WriteLine("");
            Console.WriteLine("  Seed  Seed   Niederreiter2");
            Console.WriteLine("  In    Out");
            Console.WriteLine("");

            int i;
            for (i = 0; i <= 110; i++)
            {
                int seed_in = seed;
                Niederreiter2.niederreiter2(ref data, dim_num, ref seed, ref r);
                int seed_out = seed;
                switch (i)
                {
                case <= 11:
                case >= 95:
                {
                    string cout = seed_in.ToString(CultureInfo.InvariantCulture).PadLeft(6) + "  ";
                    cout += seed_out.ToString(CultureInfo.InvariantCulture).PadLeft(6) + " ";
                    int j;
                    for (j = 0; j < dim_num; j++)
                    {
                        cout += r[j].ToString(CultureInfo.InvariantCulture).PadLeft(10) + "  ";
                    }

                    Console.WriteLine(cout);
                    break;
                }

                case 12:
                    Console.WriteLine("......................");
                    break;
                }
            }
        }
    }
コード例 #2
0
    private static void test02()

    //****************************************************************************80
    //
    //  Purpose:
    //
    //    TEST02 tests NIEDERREITER2.
    //
    //  Licensing:
    //
    //    This code is distributed under the GNU LGPL license.
    //
    //  Modified:
    //
    //    02 March 2007
    //
    //  Author:
    //
    //    John Burkardt
    //
    {
        const int DIM_NUM = 3;

        int i;
        int j;

        double[] r = new double[DIM_NUM];
        int      seed_in;
        int      seed_out;

        Niederreiter2.Niederreiter2Data data = new();

        Console.WriteLine("");
        Console.WriteLine("TEST02");
        Console.WriteLine("  NIEDERREITER2 computes the next element of ");
        Console.WriteLine("  a Niederreiter quasirandom sequence using base 2.");
        Console.WriteLine("");
        Console.WriteLine("  In this test, we demonstrate how the SEED can be");
        Console.WriteLine("  manipulated to skip ahead in the sequence, or");
        Console.WriteLine("  to come back to any part of the sequence.");

        Console.WriteLine("");
        Console.WriteLine("  Using dimension DIM_NUM =   " + DIM_NUM + "");

        int seed = 0;

        Console.WriteLine("");
        Console.WriteLine("  Seed  Seed   Niederreiter2");
        Console.WriteLine("  In    Out");
        Console.WriteLine("");

        for (i = 0; i <= 10; i++)
        {
            seed_in = seed;
            Niederreiter2.niederreiter2(ref data, DIM_NUM, ref seed, ref r);
            seed_out = seed;
            string cout = seed_in.ToString(CultureInfo.InvariantCulture).PadLeft(6) + "  ";
            cout += seed_out.ToString(CultureInfo.InvariantCulture).PadLeft(6) + " ";
            for (j = 0; j < DIM_NUM; j++)
            {
                cout += r[j].ToString(CultureInfo.InvariantCulture).PadLeft(10) + "  ";
            }

            Console.WriteLine(cout);
        }

        Console.WriteLine("");
        Console.WriteLine("  Jump ahead by increasing SEED:");

        seed = 100;

        Console.WriteLine("");
        Console.WriteLine("  Seed  Seed   Niederreiter2");
        Console.WriteLine("  In    Out");
        Console.WriteLine("");

        for (i = 0; i <= 5; i++)
        {
            seed_in = seed;
            Niederreiter2.niederreiter2(ref data, DIM_NUM, ref seed, ref r);
            seed_out = seed;
            seed_out = seed;
            string cout = seed_in.ToString(CultureInfo.InvariantCulture).PadLeft(6) + "  ";
            cout += seed_out.ToString(CultureInfo.InvariantCulture).PadLeft(6) + " ";
            for (j = 0; j < DIM_NUM; j++)
            {
                cout += r[j].ToString(CultureInfo.InvariantCulture).PadLeft(10) + "  ";
            }

            Console.WriteLine(cout);
        }

        Console.WriteLine("");
        Console.WriteLine("  Jump back by decreasing SEED:");

        seed = 3;

        Console.WriteLine("");
        Console.WriteLine("  Seed  Seed   Niederreiter2");
        Console.WriteLine("  In    Out");
        Console.WriteLine("");

        for (i = 0; i <= 10; i++)
        {
            seed_in = seed;
            Niederreiter2.niederreiter2(ref data, DIM_NUM, ref seed, ref r);
            seed_out = seed;
            seed_out = seed;
            string cout = seed_in.ToString(CultureInfo.InvariantCulture).PadLeft(6) + "  ";
            cout += seed_out.ToString(CultureInfo.InvariantCulture).PadLeft(6) + " ";
            for (j = 0; j < DIM_NUM; j++)
            {
                cout += r[j].ToString(CultureInfo.InvariantCulture).PadLeft(10) + "  ";
            }

            Console.WriteLine(cout);
        }

        Console.WriteLine("");
        Console.WriteLine("  Jump ahead by increasing SEED:");

        seed = 98;

        Console.WriteLine("");
        Console.WriteLine("  Seed  Seed   Niederreiter2");
        Console.WriteLine("  In    Out");
        Console.WriteLine("");

        for (i = 1; i <= 5; i++)
        {
            seed_in = seed;
            Niederreiter2.niederreiter2(ref data, DIM_NUM, ref seed, ref r);
            seed_out = seed;
            seed_out = seed;
            string cout = seed_in.ToString(CultureInfo.InvariantCulture).PadLeft(6) + "  ";
            cout += seed_out.ToString(CultureInfo.InvariantCulture).PadLeft(6) + " ";
            for (j = 0; j < DIM_NUM; j++)
            {
                cout += r[j].ToString(CultureInfo.InvariantCulture).PadLeft(10) + "  ";
            }

            Console.WriteLine(cout);
        }
    }