/* * Copyright (c) 2001-2005 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 * *//* depth.h   Falk Feddersen */            #ifndef DEPTH_H#define DEPTH_H#include "bdefs.h"typedef enum {  FLAT, PLANAR, HFILE1D, HFILE2D} depth_t;typedef struct {  depth_t dtype;  gdouble h0, slope;     // units of MKS please!!  GString *depth_file;} depthinfo;typedef struct {  field2D *H;           // This is the actual mean depth on an extended ETA grid  field2D *HBX;   // averaged x-shore bathymetry on U grid  field2D *HBY;   // averaged y-shore bathymetry on V grid  field2D *HBXY;   // averaged x- and y - shore and alongshore bathymetry on VORT grid  field2D *ZA;          // ZA = -0.531*H  field2D *DEPTH;       // This is the (h+\eta) depth on an extended ETA grid  field2D *DEPTHBX;     // averaged x-shore (h+\eta) bathymetry on U grid  field2D *DEPTHBY;     // averaged y-shore (h+\eta) bathymetry on V grid  field2D *DEPTHBXY;    // averaged x- and y - (h+\eta) shore and alongshore bathymetry on VORT grid}  field2D_depth_var;extern field2D_depth_var *Depth_Vars;void  init_depth_variables(depthinfo *D, int nx, int ny);void  deallocate_depth_variables();void set_planar_depth(gdouble slope, gdouble h0, gdouble dx, field2D *H);void set_constant_depth(gdouble depth, field2D  *H);void load_line_bathymetry(char *fname, field2D *H);void load_full_bathymetry(char *fname, field2D *H);double check_depth(const field2D *ETA);            /* checks to make sure that  h+eta > 0, returns the minimum total water depth  */void report_mass_conservation(const field2D *ETA); /* prints out \int \eta dx dy */ #endif /* DEPTH_H */