/[ascend]/trunk/models/johnpye/fprops/solve_ph.h
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Revision 2481 - (show annotations) (download) (as text)
Thu Jun 23 13:42:16 2011 UTC (11 years ago) by jpye
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Small demo of solve_ph functionality in C.
1 /*
2 ASCEND modelling environment
3 Copyright (C) 2004-2011 John Pye
4
5 This program is free software; you can redistribute it and/or
6 modify it under the terms of the GNU General Public License
7 as published by the Free Software Foundation; either version 2
8 of the License, or (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 */
19 #ifndef FPROPS_SOLVE_PH_H
20 #define FPROPS_SOLVE_PH_H
21
22 #include "helmholtz.h"
23
24 #define FPROPS_NON 0
25 #define FPROPS_SAT 1
26 #define FPROPS_ERR -1
27
28 int fprops_region_ph(double p, double h, const HelmholtzData *D);
29 int fprops_solve_ph(double p, double h, double *T, double *rho, int use_guess, const HelmholtzData *D);
30
31 #if 0
32 /* functions for reporting steps back to python */
33 typedef struct{
34 double x,y;
35 } StepData;
36
37 stepdata_reset();
38 int stepdata_record(double x, double y);
39 stepdata_count();
40 StepData stepdata_get(int i);
41 #endif
42
43 #endif

john.pye@anu.edu.au
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