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/** \file opennl/extern/ONL_opennl.h
* \ingroup opennlextern
*/
/*
* 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.
*/
#ifndef nlOPENNL_H
#define nlOPENNL_H
#ifdef __cplusplus
extern "C" {
#endif
/* Datatypes */
typedef unsigned int NLenum;
typedef unsigned char NLboolean;
typedef int NLint; /* 4-byte signed */
typedef unsigned int NLuint; /* 4-byte unsigned */
typedef double NLdouble; /* double precision float */
typedef struct NLContext NLContext;
/* Constants */
#define NL_FALSE 0x0
#define NL_TRUE 0x1
/* Primitives */
#define NL_SYSTEM 0x0
#define NL_MATRIX 0x1
/* Solver Parameters */
#define NL_SOLVER 0x100
#define NL_NB_VARIABLES 0x101
#define NL_LEAST_SQUARES 0x102
#define NL_ERROR 0x108
#define NL_NB_ROWS 0x110
#define NL_NB_RIGHT_HAND_SIDES 0x112 /* 4 max */
/* Contexts */
NLContext *nlNewContext(void);
void nlDeleteContext(NLContext *context);
/* State get/set */
void nlSolverParameteri(NLContext *context, NLenum pname, NLint param);
/* Variables */
void nlSetVariable(NLContext *context, NLuint rhsindex, NLuint index, NLdouble value);
NLdouble nlGetVariable(NLContext *context, NLuint rhsindex, NLuint index);
void nlLockVariable(NLContext *context, NLuint index);
void nlUnlockVariable(NLContext *context, NLuint index);
/* Begin/End */
void nlBegin(NLContext *context, NLenum primitive);
void nlEnd(NLContext *context, NLenum primitive);
/* Setting elements in matrix/vector */
void nlMatrixAdd(NLContext *context, NLuint row, NLuint col, NLdouble value);
void nlRightHandSideAdd(NLContext *context, NLuint rhsindex, NLuint index, NLdouble value);
void nlRightHandSideSet(NLContext *context, NLuint rhsindex, NLuint index, NLdouble value);
/* Solve */
void nlPrintMatrix(NLContext *context);
NLboolean nlSolve(NLContext *context, NLboolean solveAgain);
#ifdef __cplusplus
}
#endif
#endif
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