compat/sincos.c

   1 /*****************************************************************************
   2  * sincos.c: GNU sincos() & sincosf() replacements
   3  *****************************************************************************
   4  * Copyright © 2016 Rémi Denis-Courmont
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU Lesser General Public License as published by
   8  * the Free Software Foundation; either version 2.1 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  * GNU Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  19  *****************************************************************************/
  20
  21 #ifdef HAVE_CONFIG_H
  22 # include <config.h>
  23 #endif
  24
  25 #include <math.h>
  26
  27 void sincos(double r, double *restrict sr, double *restrict cr)
  28 {
  29     *sr = sin(r);
  30     *cr = cos(r);
  31 }
  32
  33 void sincosf(float r, float *restrict sr, float *restrict cr)
  34 {
  35     *sr = sinf(r);
  36     *cr = cosf(r);
  37 }