GRASS Programmer's Manual
6.4.2(2012)
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N_heatflow.h
Go to the documentation of this file.
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/*****************************************************************************
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*
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* MODULE: Grass PDE Numerical Library
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* AUTHOR(S): Soeren Gebbert, Berlin (GER) Dec 2006
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* soerengebbert <at> gmx <dot> de
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*
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* PURPOSE: Calculation of heatflow
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* part of the gpde library
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*
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* COPYRIGHT: (C) 2000 by the GRASS Development Team
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*
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* This program is free software under the GNU General Public
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* License (>=v2). Read the file COPYING that comes with GRASS
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* for details.
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*
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*****************************************************************************/
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#ifndef _N_HEATFLOW_H_
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#define _N_HEATFLOW_H_
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#include "
N_pde.h
"
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typedef
struct
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{
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N_array_3d
*
t
;
/*temperature */
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N_array_3d
*
t_start
;
/*temperature start conditions */
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N_array_3d
*
gamma_x
;
/*x part of the gamma tensor */
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N_array_3d
*
gamma_y
;
/*y part of the gamma tensor */
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N_array_3d
*
gamma_z
;
/*z part of the gamma tensor */
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N_array_3d
*
q
;
/*sources and sinks */
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N_array_3d
*
rho
;
/*density */
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N_array_3d
*
c
;
/*c */
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N_array_3d
*
status
;
/*active/inactive/dirichlet cell status */
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double
dt
;
/*calculation time */
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}
N_heatflow_data3d
;
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typedef
struct
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{
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N_array_2d
*
t
;
/*temperature */
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N_array_2d
*
t_start
;
/*temperature start conditions */
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N_array_2d
*
gamma_x
;
/*x part of the gamma tensor */
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N_array_2d
*
gamma_y
;
/*y part of the gamma tensor */
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N_array_2d
*
q
;
/*sources and sinks */
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N_array_2d
*
rho
;
/*density */
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N_array_2d
*
c
;
/*c */
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N_array_2d
*
status
;
/*active/inactive/dirichlet cell status */
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double
dt
;
/*calculation time */
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}
N_heatflow_data2d
;
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extern
N_les_row_entries *
N_callback_heatflow_3d
(
void
*heatdata,
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N_geom_data
* geom,
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int
depth,
int
row,
int
col);
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extern
N_les_row_entries *
N_callback_heatflow_2d
(
void
*heatdata,
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N_geom_data
* geom,
int
row,
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int
col);
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extern
N_heatflow_data3d
*
N_alloc_heatflow_data3d
(
int
depths,
int
rows,
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int
cols
);
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extern
N_heatflow_data2d
*
N_alloc_heatflow_data2d
(
int
rows,
int
cols
);
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extern
void
N_free_heatflow_data3d
(
N_heatflow_data3d
*
data
);
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extern
void
N_free_heatflow_data2d
(
N_heatflow_data2d
*
data
);
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#endif
lib
gpde
N_heatflow.h
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