#include "Py_py-api.h"
#include "genlib.h"
#include "geostat.h"
#include "simpio.h"
#include "toolsFFTMA.h"
#include "toolsIO.h"
#include <Python.h>
#include <numpy/arrayobject.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

/* kgeneration   */
/* Z is the GWN with 0-mean and 1-variance */
/* Y1  is the realization with 0-mean and variance wanted */
/* Y is the realization with mean and variance wanted */

void Py_kgeneration(long seed, struct grid_mod grid, struct statistic_mod stat, struct vario_mod variogram, struct realization_mod* Z, struct realization_mod* Y, struct realization_mod* Y1, int n[3])
{
    int i, N;
    int typelog;

    /*generate Gaussian white noise*/
    N = grid.NX * grid.NY * grid.NZ;
    n[0] = 0;
    n[1] = 0;
    n[2] = 0;

    generate(&seed, N, Z);

    /*FFTMA*/
    FFTMA2(variogram, grid, n, Z, Y);

    /*add the statistics*/
    //if (stat.mean[0] != 0 || stat.variance[0]!= 1)
    //addstat2(Y,stat,Y1,Y);

    /* make a log normal realization */
    if (stat.type == 1 || stat.type == 2) {

        typelog = stat.type + 2;
        /* nor2log(Y1,typelog,Y1); */
        nor2log(Y, typelog, Y);
    }

    return;
}