floats.h

波浪数值模拟

/*
 * Copyright (c) 2001-2004 Falk Feddersen
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */



/* floats.h    Falk Feddersen */       

#ifndef FLOATS_H  /* DEFS_H */
#define FLOATS_H

#include "bdefs.h"


typedef enum {
  RANDOM_FLOATS, FILE_FLOATS, POINT_FLOATS, NO_FLOATS
} floats_init_t;


typedef struct {
  switch_t floats_flag;
  floats_init_t  floatinit;
  GString *floats_file;
  int nfloats;
  double x0, y0;  
} floats_info_t;


#define NTIMELEVELS 2  /* this is from ROMS */

typedef struct {
  int nfloats;
  double *xlocall[NTIMELEVELS];
  double *ylocall[NTIMELEVELS];
  double *uvelall[NTIMELEVELS];
  double *vvelall[NTIMELEVELS];;

  double *xloc_nfp;  /* future time level x & y location -> points to an array in xlocall */
  double *yloc_nfp;  
  double *xloc_nf;   /* current time level x & y location, points to array in xlocall  */
  double *yloc_nf;
  double *xloc_nfm1;   /* n-1 time level x & y location, points to array in xlocall  */
  double *yloc_nfm1;
  double *xloc_nfm2;   /* n-2 time level x & y location, points to array in xlocall  */
  double *yloc_nfm2;
  double *xloc_nfm3;   /* n-3 time level x & y location, points to array in xlocall  */
  double *yloc_nfm3;

  double *uvel_nfp;
  double *vvel_nfp;
  double *uvel_nf;
  double *vvel_nf;

  double *uvel;
  double *vvel;
  double *xloc;
  double *yloc;

  
} floats_t;



extern floats_t  Floats;
extern switch_t floats_flag;

void init_floats(floats_info_t *floats_info);
void free_floats();

void floats_report(floats_info_t *FL);

void update_floats_AB2(const field2D *UU, const field2D *VV, double dt);
void update_floats_euler(const field2D *UU, const field2D *VV, double dt);

void load_floats_info(GString *float_file);


//void save_float_info();



#endif /* FLOATS_H */