diff options
| author | Ben Reynwar <ben@reynwar.net> | 2013-05-19 02:55:33 -0700 |
|---|---|---|
| committer | Ben Reynwar <ben@reynwar.net> | 2013-05-19 02:55:33 -0700 |
| commit | bb01988e75d50d82cbb44c1a49c86c1d08f05665 (patch) | |
| tree | 0528dac14476d37f2cde7374a8fcb3428f879c69 /gnuradio-runtime/lib/math/sincos.cc | |
| parent | e4f0319eced22c112f7e6a4cc45bc2036d285332 (diff) | |
| parent | 0fa219774dcf9141ae91204f948c029b05673f3f (diff) | |
Merged in next_docs branch.
Diffstat (limited to 'gnuradio-runtime/lib/math/sincos.cc')
| -rw-r--r-- | gnuradio-runtime/lib/math/sincos.cc | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/gnuradio-runtime/lib/math/sincos.cc b/gnuradio-runtime/lib/math/sincos.cc new file mode 100644 index 0000000000..49a90d2128 --- /dev/null +++ b/gnuradio-runtime/lib/math/sincos.cc @@ -0,0 +1,85 @@ +/* -*- c++ -*- */ +/* + * Copyright 2004,2010,2013 Free Software Foundation, Inc. + * + * This file is part of GNU Radio + * + * GNU Radio 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 3, or (at your option) + * any later version. + * + * GNU Radio 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 GNU Radio; see the file COPYING. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, + * Boston, MA 02110-1301, USA. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#ifndef _GNU_SOURCE +#define _GNU_SOURCE // ask for GNU extensions if available +#endif + +#include <gnuradio/sincos.h> +#include <math.h> + +namespace gr { + +#if defined (HAVE_SINCOS) + + void + sincos(double x, double *sinx, double *cosx) + { + ::sincos(x, sinx, cosx); + } + +#else + + void + sincos(double x, double *sinx, double *cosx) + { + *sinx = ::sin(x); + *cosx = ::cos(x); + } + +#endif + + // ---------------------------------------------------------------- + +#if defined (HAVE_SINCOSF) + + void + sincosf(float x, float *sinx, float *cosx) + { + ::sincosf(x, sinx, cosx); + } + +#elif defined (HAVE_SINF) && defined (HAVE_COSF) + + void + sincosf(float x, float *sinx, float *cosx) + { + *sinx = ::sinf(x); + *cosx = ::cosf(x); + } + +#else + + void + sincosf(float x, float *sinx, float *cosx) + { + *sinx = ::sin(x); + *cosx = ::cos(x); + } + +#endif + +} /* namespace gr */ |