// g05ph Example Program Text
// C# version, NAG Copyright 2008
using System;
using NagLibrary;
using System.Globalization;
using System.IO;
namespace NagDotNetExamples
{
  public class G05PHE
  {
    static void Main(String[] args)
    {
      StartExample();
    }
    public static void StartExample()
    {
      try
      {
        const int ip=2;
        const int iq=0;
        const int n=10;
        const int mseed=1;
        double avar,   var,   xmean; int genid,  i,  subid;
        double[] phi = new double[ip];
        double[] r = new double[ip+iq+6+ip];
        double[] theta = new double[iq];
        double[] x = new double[n];
        int[] seed = new int[mseed];
        int ifail;
        Console.WriteLine("g05ph Example Program Results");
        Console.WriteLine("");
        //      Set the ARMA model parameters
        xmean = 0.00e0;
        phi[0] = 0.40e0;
        phi[1] = 0.20e0;
        avar = 1.00e0;
        //      Initialise the seed
        seed[0] = 1762543;
        //      genid and subid identify the base generator
        genid = 1;
        subid = 1;
        //      Initialise the generator to a repeatable sequence
        G05.G05State g05State = new G05.G05State(genid, subid, seed, out ifail);
        if (ifail != 0)
        {
          Console.WriteLine("** Generator initialisation failed with ifail = {0,5}", ifail);
          goto L40;
        }
        //      Set up the reference vector and generate the N realisations
        //      Choose mode = 2
        G05.g05ph(2, n, xmean, ip, phi,iq,theta, avar,r,  g05State, out var, x, out ifail);
        if (ifail != 0)
        {
          Console.WriteLine("** g05ph failed with ifail = {0,5}", ifail);
          goto L40;
        }
        //      Display the variates
        for (i = 1 ; i <= n ; i++)
        {
          Console.WriteLine("  {0,12:f4}",x[i - 1]);
        }
        // 
        L40: ;
        // 
      }
      catch (Exception e)
      {
        Console.WriteLine(e.Message);
        Console.WriteLine( "Exception Raised");
      }
    }
  }
}