/*************************************************************************
 *                                                                       *
 * Vega FEM Simulation Library Version 2.0                               *
 *                                                                       *
 * "matrix" library , Copyright (C) 2007 CMU, 2009 MIT                   *
 * All rights reserved.                                                  *
 *                                                                       *
 * Code author: Jernej Barbic                                            *
 * http://www.jernejbarbic.com/code                                      *
 * Research: Jernej Barbic, Doug L. James, Jovan Popovic                 *
 * Funding: NSF, Link Foundation, Singapore-MIT GAMBIT Game Lab          *
 *                                                                       *
 * This library is free software; you can redistribute it and/or         *
 * modify it under the terms of the BSD-style license that is            *
 * included with this library in the file LICENSE.txt                    *
 *                                                                       *
 * This library 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 file     *
 * LICENSE.TXT for more details.                                         *
 *                                                                       *
 *************************************************************************/

/*
  Commonly used macros in the matrix library.
*/

#ifndef _MATRIXMACROS_H_
#define _MATRIXMACROS_H_

/*
   Returns the array offset index of element located in row i and column j (both 0-indexed). The matrix has "numRows" rows, and is stored in LAPACK-style column-major order.
*/
#ifndef ELT
  #define ELT(numRows,i,j) (((long)j)*((long)numRows)+((long)i))
#endif

#define MIN(x,y) ((x)<(y) ? (x) : (y))
#define MAX(x,y) ((x)>(y) ? (x) : (y))

#endif
