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ONL_opennl.h

/*
 *  $Id: ONL_opennl.h,v 1.1 2004/07/13 11:42:12 blendix Exp $
 *
 *  OpenNL: Numerical Library
 *  Copyright (C) 2004 Bruno Levy
 *
 *  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., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  If you modify this software, you should include a notice giving the
 *  name of the person performing the modification, the date of modification,
 *  and the reason for such modification.
 *
 *  Contact: Bruno Levy
 *
 *     levy@loria.fr
 *
 *     ISA Project
 *     LORIA, INRIA Lorraine, 
 *     Campus Scientifique, BP 239
 *     54506 VANDOEUVRE LES NANCY CEDEX 
 *     FRANCE
 *
 *  Note that the GNU General Public License does not permit incorporating
 *  the Software into proprietary programs. 
 */

/*
#define NL_DEBUG
#define NL_PARANOID
*/

#define NL_USE_SUPERLU

#ifndef nlOPENNL_H
#define nlOPENNL_H

#ifdef __cplusplus
extern "C" {
#endif

#define NL_VERSION_0_0 1

/*
 *
 * Datatypes
 *
 */

typedef unsigned int    NLenum;
typedef unsigned char   NLboolean;
typedef unsigned int    NLbitfield;
typedef void            NLvoid;
typedef signed char     NLbyte;           /* 1-byte signed */
typedef short           NLshort;    /* 2-byte signed */
typedef int       NLint;            /* 4-byte signed */
typedef unsigned char   NLubyte;    /* 1-byte unsigned */
typedef unsigned short  NLushort;   /* 2-byte unsigned */
typedef unsigned int    NLuint;           /* 4-byte unsigned */
typedef int       NLsizei;    /* 4-byte signed */
typedef float           NLfloat;    /* single precision float */
typedef double          NLdouble;   /* double precision float */

typedef void* NLContext ;

/*
 *
 * Constants
 *
 */

#define NL_FALSE   0x0
#define NL_TRUE    0x1

/* Primitives */

#define NL_SYSTEM  0x0
#define NL_MATRIX  0x1
#define NL_ROW     0x2

/* Solver Parameters */

#define NL_SOLVER           0x100
#define NL_NB_VARIABLES     0x101
#define NL_LEAST_SQUARES    0x102
#define NL_SYMMETRIC        0x106
#define NL_ERROR            0x108

/* Enable / Disable */

#define NL_NORMALIZE_ROWS  0x400

/* Row parameters */

#define NL_RIGHT_HAND_SIDE 0x500
#define NL_ROW_SCALING     0x501

/*
 * Contexts
 */
    NLContext nlNewContext() ;
    void nlDeleteContext(NLContext context) ;
    void nlMakeCurrent(NLContext context) ;
    NLContext nlGetCurrent() ;

/*
 * State set/get
 */

    void nlSolverParameterf(NLenum pname, NLfloat param) ;
    void nlSolverParameteri(NLenum pname, NLint param) ;

    void nlRowParameterf(NLenum pname, NLfloat param) ;
    void nlRowParameteri(NLenum pname, NLint param) ;

    void nlGetBooleanv(NLenum pname, NLboolean* params) ;
    void nlGetFloatv(NLenum pname, NLfloat* params) ;
    void nlGetIntergerv(NLenum pname, NLint* params) ;

    void nlEnable(NLenum pname) ;
    void nlDisable(NLenum pname) ;
    NLboolean nlIsEnabled(NLenum pname) ;

/*
 * Variables
 */
    void nlSetVariable(NLuint index, NLfloat value) ;
    NLfloat nlGetVariable(NLuint index) ;
    void nlLockVariable(NLuint index) ;
    void nlUnlockVariable(NLuint index) ;
    NLboolean nlVariableIsLocked(NLuint index) ;

/*
 * Begin/End
 */

    void nlBegin(NLenum primitive) ;
    void nlEnd(NLenum primitive) ;
    void nlCoefficient(NLuint index, NLfloat value) ;

/*
 * Solve
 */

    NLboolean nlSolve() ;

#ifdef __cplusplus
}
#endif

#endif


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