generic/solver/slv_types.h

/*
 *  SLV: Ascend Nonlinear Solver
 *  by Benjamin Andrew Allan
 *  Created: 6/1/96
 *  Version: $Revision: 1.4 $
 *  Version control file: $RCSfile: slv_types.h,v $
 *  Date last modified: $Date: 1997/07/18 12:17:21 $
 *  Last modified by: $Author: mthomas $
 *
 *  This file is part of the SLV solver.
 *
 *  Copyright (C) 1996 Benjamin Andrew Allan
 *
 *  The SLV solver 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.
 *
 *  The SLV solver is distributed in 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
 *  the program; if not, write to the Free Software Foundation, Inc., 675
 *  Mass Ave, Cambridge, MA 02139 USA.  Check the file named COPYING.
 *  COPYING is found in ../compiler.
 */

/*********************************************************************\
                        SLV type definition for ASCEND solvers
                        Version: $Revision: 1.4 $
                        Date last modified: $Date: 1997/07/18 12:17:21 $

 Copyright(C) Benjamin Andrew Allan 1996

\***************************************************************************/

/***************************************************************************
 ***  Contents:     Solver type definitions.
 ***
 ***  Authors:      Ben Allan
 ***
 ***  Dates:        06/96 - original version
 ***  Description:  The types we want system and slv to share are here.
 ***************************************************************************/

#ifndef slv_types__already_included
#define slv_types__already_included

typedef void *SlvBackendToken;
/**
 ***  Backends that provide the residuals, gradients, and so forth
 ***  may be object-oriented and associate some sort of pointer
 ***  with each of the variables or relations they are serving up.
 ***  In the case of ASCEND, this is a struct Instance *.
 ***  Since we want the Slv interface to appear totally backend
 ***  independent (in particular because it is convenient), we
 ***  define our interface in terms of SlvBackendTokens.
 ***  Any backend can be connected by an appropriate set of
 ***  routines conforming to the headers of slv_*, rel.h, var.h
 ***  and system.h.
 ***
 ***  We haven't yet been able to think through the possibilities of
 ***  having multiple backends operating _simultaneously_, mainly
 ***  because the ASCEND backend is quite capable of wrapping all
 ***  the other backends we can think of.
 **/

typedef struct slv_system_structure *slv_system_t;
/**
 ***  This is the handle which should be used in all of the functions
 ***  in slv and system to reference a mathematical problem.
 **/
#endif /* slv_types__already_included */
1	/*
2	* SLV: Ascend Nonlinear Solver
3	* by Benjamin Andrew Allan
4	* Created: 6/1/96
5	* Version: $Revision: 1.4 $
6	* Version control file: $RCSfile: slv_types.h,v $
7	* Date last modified: $Date: 1997/07/18 12:17:21 $
8	* Last modified by: $Author: mthomas $
9	*
10	* This file is part of the SLV solver.
11	*
12	* Copyright (C) 1996 Benjamin Andrew Allan
13	*
14	* The SLV solver is free software; you can redistribute
15	* it and/or modify it under the terms of the GNU General Public License as
16	* published by the Free Software Foundation; either version 2 of the
17	* License, or (at your option) any later version.
18	*
19	* The SLV solver is distributed in hope that it will be
20	* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
21	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22	* General Public License for more details.
23	*
24	* You should have received a copy of the GNU General Public License along with
25	* the program; if not, write to the Free Software Foundation, Inc., 675
26	* Mass Ave, Cambridge, MA 02139 USA. Check the file named COPYING.
27	* COPYING is found in ../compiler.
28	*/
29
30	/*********************************************************************\
31	SLV type definition for ASCEND solvers
32	Version: $Revision: 1.4 $
33	Date last modified: $Date: 1997/07/18 12:17:21 $
34
35	Copyright(C) Benjamin Andrew Allan 1996
36
37	\***************************************************************************/
38
39	/***************************************************************************
40	*** Contents: Solver type definitions.
41	***
42	*** Authors: Ben Allan
43	***
44	*** Dates: 06/96 - original version
45	*** Description: The types we want system and slv to share are here.
46	***************************************************************************/
47
48	#ifndef slv_types__already_included
49	#define slv_types__already_included
50
51	typedef void *SlvBackendToken;
52	/**
53	*** Backends that provide the residuals, gradients, and so forth
54	*** may be object-oriented and associate some sort of pointer
55	*** with each of the variables or relations they are serving up.
56	*** In the case of ASCEND, this is a struct Instance *.
57	*** Since we want the Slv interface to appear totally backend
58	*** independent (in particular because it is convenient), we
59	*** define our interface in terms of SlvBackendTokens.
60	*** Any backend can be connected by an appropriate set of
61	*** routines conforming to the headers of slv_*, rel.h, var.h
62	*** and system.h.
63	***
64	*** We haven't yet been able to think through the possibilities of
65	*** having multiple backends operating _simultaneously_, mainly
66	*** because the ASCEND backend is quite capable of wrapping all
67	*** the other backends we can think of.
68	**/
69
70	typedef struct slv_system_structure *slv_system_t;
71	/**
72	*** This is the handle which should be used in all of the functions
73	*** in slv and system to reference a mathematical problem.
74	**/
75	#endif /* slv_types__already_included */