diff options
| author | Tom Rondeau <trondeau@vt.edu> | 2013-04-17 13:43:52 -0400 |
|---|---|---|
| committer | Tom Rondeau <trondeau@vt.edu> | 2013-04-29 14:52:56 -0400 |
| commit | f3e2e07201c50033bf6c9d0c6a6f068557b4f17f (patch) | |
| tree | 140b3c2d20a951ffd4abd564c3378ee2e2f9fc7c /gnuradio-runtime/lib/math/qa_sincos.cc | |
| parent | 35303ae975a5b1bdecc2492bc96e2b8e89b62a3d (diff) | |
runtime: converting runtime core to gr namespace, gnuradio include dir.
Diffstat (limited to 'gnuradio-runtime/lib/math/qa_sincos.cc')
| -rw-r--r-- | gnuradio-runtime/lib/math/qa_sincos.cc | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/gnuradio-runtime/lib/math/qa_sincos.cc b/gnuradio-runtime/lib/math/qa_sincos.cc new file mode 100644 index 0000000000..7def8a9bb8 --- /dev/null +++ b/gnuradio-runtime/lib/math/qa_sincos.cc @@ -0,0 +1,68 @@ +/* -*- c++ -*- */ +/* + * Copyright 2012 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 + +#include <qa_sincos.h> +#include <gnuradio/sincos.h> +#include <cppunit/TestAssert.h> +#include <cmath> + +void +qa_sincos::t1() +{ + static const unsigned int N = 1000; + double c_sin, c_cos; + double gr_sin, gr_cos; + + for(unsigned i = 0; i < N; i++) { + double x = i/100.0; + c_sin = sin(x); + c_cos = cos(x); + + gr::sincos(x, &gr_sin, &gr_cos); + + CPPUNIT_ASSERT_DOUBLES_EQUAL(c_sin, gr_sin, 0.0001); + CPPUNIT_ASSERT_DOUBLES_EQUAL(c_cos, gr_cos, 0.0001); + } +} + +void +qa_sincos::t2() +{ + static const unsigned int N = 1000; + float c_sin, c_cos; + float gr_sin, gr_cos; + + for(unsigned i = 0; i < N; i++) { + float x = i/100.0; + c_sin = sinf(x); + c_cos = cosf(x); + + gr::sincosf(x, &gr_sin, &gr_cos); + + CPPUNIT_ASSERT_DOUBLES_EQUAL(c_sin, gr_sin, 0.0001); + CPPUNIT_ASSERT_DOUBLES_EQUAL(c_cos, gr_cos, 0.0001); + } +} |