/*
 * Copyright (C) 2005-2019 by Centre National d'Etudes Spatiales (CNES)
 *
 * This file is licensed under MIT license:
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */


#ifndef Arithmetic_h
#define Arithmetic_h

#include <cmath>
#include <cstdlib>

namespace ossimplugins
{


/*-------------------------------------------------------------------------*/
/*          "closest integer" function, returns long                      */
/*-------------------------------------------------------------------------*/

   long inint (double x)
   {
      return (x >= 0.0)  ?  (long)(x + 0.5)  :  (long)(x-0.5) ;
   }

/*-------------------------------------------------------------------------*/
/*          "closest integer" function, returns double                    */
/*-------------------------------------------------------------------------*/

   double fnint (double x)
   {
      return (x >= 0.0)  ?  (double)((long)(x + 0.5))  :  (double)((long)(x - 0.5));
   }

   
}  // End: namespace ossimplugins

#endif
