#include <string.h>
#include "geostat.h"
#include "pressure.h"


#ifndef _TOOLSFFTPSIM_H
#define _TOOLSFFTPSIM_H

/* Create december, the 16th 2002 */

/* List of functions: */
/* ------------------ */
/* FFTPSim, FFTPressure, build_pressure, build_velocity, clean_real2 */

/*Functions */
/*----------*/

void FFTPSim(struct vario_mod variogram,struct statistic_mod stat,struct grid_mod grid,int n[3],struct realization_mod *realin,struct pressure_mod gradient,struct realization_mod *realout,struct realization_mod *realout2,struct realization_mod *realout3,struct realization_mod *realout4,struct realization_mod *realout5);

void build_pressure(int n[3],struct grid_mod grid,struct pressure_mod gradient,double *realization,double *ireal,double *pressure,double *ipressure);

void build_velocity(int n[3],struct grid_mod grid,struct statistic_mod stat,struct pressure_mod gradient,double *realization,double *ireal,double *xvelocity,double *ixvelocity,int direction);

void normAxes(double *vec, double *normed);
void waveVectorCompute1D(int n,double *vec);

void mat_vec(double *C, double *x, double *b, int n);


#endif // define _TOOLSFFTPSIM_H