/usr/include/gerris/advection.h is in libgfs-dev 20110329-dfsg.2-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 | /* Gerris - The GNU Flow Solver
* Copyright (C) 2001 National Institute of Water and Atmospheric Research
*
* 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.
*/
#ifndef __ADVECTION_H__
#define __ADVECTION_H__
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#include "domain.h"
#define GFS_SMALL 0.5
typedef enum {
GFS_GODUNOV,
GFS_NONE
} GfsAdvectionScheme;
typedef enum {
GFS_CENTERED_UPWINDING,
GFS_FACE_UPWINDING,
GFS_NO_UPWINDING,
} GfsUpwinding;
typedef struct _GfsAdvectionParams GfsAdvectionParams;
typedef
void (* GfsFaceAdvectionFluxFunc) (const FttCellFace * face,
const GfsAdvectionParams * par);
typedef void (* GfsMergedTraverseFunc) (GSList * merged,
gpointer data);
struct _GfsAdvectionParams {
gdouble cfl, dt;
GfsVariable * v, * fv, ** u, ** g;
GfsCenterGradient gradient;
gboolean use_centered_velocity;
GfsUpwinding upwinding;
GfsFaceAdvectionFluxFunc flux;
GfsAdvectionScheme scheme;
gboolean average, gc;
GfsMergedTraverseFunc update;
guint moving_order;
GtsVector sink;
gboolean linear;
};
void gfs_advection_params_init (GfsAdvectionParams * par);
void gfs_advection_params_write (GfsAdvectionParams * par,
FILE * fp);
void gfs_advection_params_read (GfsAdvectionParams * par,
GtsFile * fp);
void gfs_cell_advected_face_values (FttCell * cell,
const GfsAdvectionParams * par);
void gfs_cell_non_advected_face_values (FttCell * cell,
const GfsAdvectionParams * par);
gdouble gfs_face_upwinded_value (const FttCellFace * face,
GfsUpwinding upwinding,
GfsVariable ** u);
void gfs_face_advection_flux (const FttCellFace * face,
const GfsAdvectionParams * par);
void gfs_face_velocity_advection_flux (const FttCellFace * face,
const GfsAdvectionParams * par);
void gfs_face_velocity_convective_flux (const FttCellFace * face,
const GfsAdvectionParams * par);
void gfs_face_advected_normal_velocity (const FttCellFace * face,
const GfsAdvectionParams * par);
void gfs_face_interpolated_normal_velocity (const FttCellFace * face,
GfsVariable ** v);
void gfs_face_reset_normal_velocity (const FttCellFace * face);
gboolean gfs_cell_is_small (const FttCell * cell);
void gfs_set_merged (GfsDomain * domain);
void gfs_domain_traverse_merged (GfsDomain * domain,
GfsMergedTraverseFunc func,
gpointer data);
void gfs_advection_update (GSList * merged,
const GfsAdvectionParams * par);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __ADVECTION_H__ */
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