diff options
Diffstat (limited to 'gnuradio-core/src/lib/general')
| -rw-r--r-- | gnuradio-core/src/lib/general/Makefile.am | 1 | ||||
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_decode_ccsds_27_fb.cc | 2 | ||||
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_firdes.cc | 2 | ||||
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_fxpt.cc | 5 | ||||
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_fxpt.h | 4 | ||||
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_math.cc | 102 | ||||
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_math.h | 13 | ||||
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_ofdm_frame_sink.cc | 2 | ||||
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_ofdm_mapper_bcv.cc | 2 | ||||
| -rw-r--r-- | gnuradio-core/src/lib/general/gri_fft.cc | 35 | ||||
| -rw-r--r-- | gnuradio-core/src/lib/general/qa_gr_fxpt_vco.cc | 4 |
11 files changed, 28 insertions, 144 deletions
diff --git a/gnuradio-core/src/lib/general/Makefile.am b/gnuradio-core/src/lib/general/Makefile.am index 08610c58a..3ceea7a6d 100644 --- a/gnuradio-core/src/lib/general/Makefile.am +++ b/gnuradio-core/src/lib/general/Makefile.am @@ -100,7 +100,6 @@ libgeneral_la_SOURCES = \ gr_lms_dfe_cc.cc \ gr_lms_dfe_ff.cc \ gr_map_bb.cc \ - gr_math.cc \ gr_misc.cc \ gr_mpsk_receiver_cc.cc \ gr_nlog10_ff.cc \ diff --git a/gnuradio-core/src/lib/general/gr_decode_ccsds_27_fb.cc b/gnuradio-core/src/lib/general/gr_decode_ccsds_27_fb.cc index d5425bfc8..c5e1320a3 100644 --- a/gnuradio-core/src/lib/general/gr_decode_ccsds_27_fb.cc +++ b/gnuradio-core/src/lib/general/gr_decode_ccsds_27_fb.cc @@ -39,7 +39,7 @@ gr_decode_ccsds_27_fb::gr_decode_ccsds_27_fb() { float RATE = 0.5; float ebn0 = 12.0; - float esn0 = RATE*pow(10.0, ebn0/10); + float esn0 = RATE*pow(10.0, ebn0/10.0); gen_met(d_mettab, 100, esn0, 0.0, 256); viterbi_chunks_init(d_state0); diff --git a/gnuradio-core/src/lib/general/gr_firdes.cc b/gnuradio-core/src/lib/general/gr_firdes.cc index 8efeb3438..5d192d67e 100644 --- a/gnuradio-core/src/lib/general/gr_firdes.cc +++ b/gnuradio-core/src/lib/general/gr_firdes.cc @@ -574,7 +574,7 @@ gr_firdes::gaussian (double gain, vector<float> taps(ntaps); double scale = 0; double dt = 1.0/spb; - double s = 1.0/(sqrt(log(2)) / (2*M_PI*bt)); + double s = 1.0/(sqrt(log(2.0)) / (2*M_PI*bt)); double t0 = -0.5 * ntaps; double ts; for(int i=0;i<ntaps;i++) diff --git a/gnuradio-core/src/lib/general/gr_fxpt.cc b/gnuradio-core/src/lib/general/gr_fxpt.cc index e752364a5..fae02c71e 100644 --- a/gnuradio-core/src/lib/general/gr_fxpt.cc +++ b/gnuradio-core/src/lib/general/gr_fxpt.cc @@ -30,9 +30,8 @@ const float gr_fxpt::s_sine_table[1 << NBITS][2] = { #include "sine_table.h" }; -// gcc 4.x fix -const float gr_fxpt::TWO_TO_THE_31; -const float gr_fxpt::PI; +const float gr_fxpt::PI = 3.14159265358979323846; +const float gr_fxpt::TWO_TO_THE_31 = 2147483648.0; #if 0 /* diff --git a/gnuradio-core/src/lib/general/gr_fxpt.h b/gnuradio-core/src/lib/general/gr_fxpt.h index 520729f8d..c98d31b27 100644 --- a/gnuradio-core/src/lib/general/gr_fxpt.h +++ b/gnuradio-core/src/lib/general/gr_fxpt.h @@ -40,8 +40,8 @@ class gr_fxpt static const int WORDBITS = 32; static const int NBITS = 10; static const float s_sine_table[1 << NBITS][2]; - static const float PI = 3.14159265358979323846; - static const float TWO_TO_THE_31 = 2147483648.0; + static const float PI; + static const float TWO_TO_THE_31; public: static gr_int32 diff --git a/gnuradio-core/src/lib/general/gr_math.cc b/gnuradio-core/src/lib/general/gr_math.cc deleted file mode 100644 index 82dff469c..000000000 --- a/gnuradio-core/src/lib/general/gr_math.cc +++ /dev/null @@ -1,102 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2003 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 <gr_math.h> -#include <math.h> - -/* - * Greatest Common Divisor, using Euclid's algorithm. - * [There are faster algorithms. See Knuth 4.5.2 if you care] - */ - -long -gr_gcd (long m, long n) -{ - if (m < 0) - m = -m; - - if (n < 0) - n = -n; - - while (n != 0){ - long t = m % n; - m = n; - n = t; - } - - return m; -} - - -/* - * These really need some configure hacking to figure out the right answer. - * As a stop gap, try for a macro, and if not that, then try std:: - */ - -// returns a non-zero value if value is "not-a-number" (NaN), and 0 otherwise - -#if defined(isnan) || !defined(CXX_HAS_STD_ISNAN) - -int -gr_isnan (double value) -{ - return isnan (value); -} - -#else - -int -gr_isnan (double value) -{ - return std::isnan (value); -} - -#endif - -// returns a non-zero value if the value of x has its sign bit set. -// -// This is not the same as `x < 0.0', because IEEE 754 floating point -// allows zero to be signed. The comparison `-0.0 < 0.0' is false, but -// `gr_signbit (-0.0)' will return a nonzero value. - -#ifdef signbit - -int -gr_signbit (double x) -{ - return signbit (x); -} - -#else - -int -gr_signbit (double x) -{ - return std::signbit (x); -} - - -#endif diff --git a/gnuradio-core/src/lib/general/gr_math.h b/gnuradio-core/src/lib/general/gr_math.h index ea0f20027..f5935c1da 100644 --- a/gnuradio-core/src/lib/general/gr_math.h +++ b/gnuradio-core/src/lib/general/gr_math.h @@ -35,19 +35,6 @@ gr_is_power_of_2(long x) return x != 0 && (x & (x-1)) == 0; } -long gr_gcd (long m, long n); - -// returns a non-zero value if value is "not-a-number" (NaN), and 0 otherwise -int gr_isnan (double value); - -// returns a non-zero value if the value of x has its sign bit set. -// -// This is not the same as `x < 0.0', because IEEE 754 floating point -// allows zero to be signed. The comparison `-0.0 < 0.0' is false, but -// `gr_signbit (-0.0)' will return a nonzero value. - -int gr_signbit (double x); - /*! * \brief Fast arc tangent using table lookup and linear interpolation * \ingroup misc diff --git a/gnuradio-core/src/lib/general/gr_ofdm_frame_sink.cc b/gnuradio-core/src/lib/general/gr_ofdm_frame_sink.cc index 3457370eb..279945766 100644 --- a/gnuradio-core/src/lib/general/gr_ofdm_frame_sink.cc +++ b/gnuradio-core/src/lib/general/gr_ofdm_frame_sink.cc @@ -281,7 +281,7 @@ gr_ofdm_frame_sink::set_sym_value_out(const std::vector<gr_complex> &sym_positio d_sym_position = sym_position; d_sym_value_out = sym_value_out; - d_nbits = (unsigned long)ceil(log10(d_sym_value_out.size()) / log10(2.0)); + d_nbits = (unsigned long)ceil(log10(float(d_sym_value_out.size())) / log10(2.0)); return true; } diff --git a/gnuradio-core/src/lib/general/gr_ofdm_mapper_bcv.cc b/gnuradio-core/src/lib/general/gr_ofdm_mapper_bcv.cc index 370b029cd..cc4aba0cb 100644 --- a/gnuradio-core/src/lib/general/gr_ofdm_mapper_bcv.cc +++ b/gnuradio-core/src/lib/general/gr_ofdm_mapper_bcv.cc @@ -113,7 +113,7 @@ gr_ofdm_mapper_bcv::gr_ofdm_mapper_bcv (const std::vector<gr_complex> &constella throw std::invalid_argument("gr_ofdm_mapper_bcv: subcarriers allocated exceeds size of occupied carriers"); } - d_nbits = (unsigned long)ceil(log10(d_constellation.size()) / log10(2.0)); + d_nbits = (unsigned long)ceil(log10(float(d_constellation.size())) / log10(2.0)); } gr_ofdm_mapper_bcv::~gr_ofdm_mapper_bcv(void) diff --git a/gnuradio-core/src/lib/general/gri_fft.cc b/gnuradio-core/src/lib/general/gri_fft.cc index e535f28c7..eebe3b9c5 100644 --- a/gnuradio-core/src/lib/general/gri_fft.cc +++ b/gnuradio-core/src/lib/general/gri_fft.cc @@ -1,6 +1,6 @@ /* -*- c++ -*- */ /* - * Copyright 2003,2008 Free Software Foundation, Inc. + * Copyright 2003,2008,2011 Free Software Foundation, Inc. * * This file is part of GNU Radio * @@ -29,6 +29,17 @@ #include <cassert> #include <stdexcept> +#include <boost/filesystem/operations.hpp> +#include <boost/filesystem/path.hpp> +namespace fs = boost::filesystem; + +static std::string get_home_dir(void){ + #if defined(BOOST_WINDOWS) + return getenv ("APPDATA"); + #else + return getenv ("HOME"); + #endif +} boost::mutex & gri_fft_planner::mutex() @@ -38,26 +49,18 @@ gri_fft_planner::mutex() return s_planning_mutex; } -static char * +static const char * wisdom_filename () { - static const char *filename = ".gr_fftw_wisdom"; - - char *home = getenv ("HOME"); - if (home){ - char *p = new char[strlen (home) + strlen (filename) + 2]; - strcpy (p, home); - strcat (p, "/"); - strcat (p, filename); - return p; - } - return 0; + static fs::path path; + path = fs::path(get_home_dir()) / ".gr_fftw_wisdom"; + return path.string().c_str(); } static void gri_fftw_import_wisdom () { - char *filename = wisdom_filename (); + const char *filename = wisdom_filename (); FILE *fp = fopen (filename, "r"); if (fp != 0){ int r = fftwf_import_wisdom_from_file (fp); @@ -66,13 +69,12 @@ gri_fftw_import_wisdom () fprintf (stderr, "gri_fftw: can't import wisdom from %s\n", filename); } } - delete [] filename; } static void gri_fftw_export_wisdom () { - char *filename = wisdom_filename (); + const char *filename = wisdom_filename (); FILE *fp = fopen (filename, "w"); if (fp != 0){ fftwf_export_wisdom_to_file (fp); @@ -82,7 +84,6 @@ gri_fftw_export_wisdom () fprintf (stderr, "gri_fftw: "); perror (filename); } - delete [] filename; } // ---------------------------------------------------------------- diff --git a/gnuradio-core/src/lib/general/qa_gr_fxpt_vco.cc b/gnuradio-core/src/lib/general/qa_gr_fxpt_vco.cc index 9885b3852..113006a22 100644 --- a/gnuradio-core/src/lib/general/qa_gr_fxpt_vco.cc +++ b/gnuradio-core/src/lib/general/qa_gr_fxpt_vco.cc @@ -53,7 +53,7 @@ qa_gr_fxpt_vco::t0 () float input[SIN_COS_BLOCK_SIZE]; for (int i = 0; i < SIN_COS_BLOCK_SIZE; i++){ - input[i] = sin(i); + input[i] = sin(double(i)); } for (int i = 0; i < SIN_COS_BLOCK_SIZE; i++){ @@ -85,7 +85,7 @@ qa_gr_fxpt_vco::t1 () double max_error = 0; for (int i = 0; i < SIN_COS_BLOCK_SIZE; i++){ - input[i] = sin(i); + input[i] = sin(double(i)); } ref_vco.cos (ref_block, input, SIN_COS_BLOCK_SIZE, SIN_COS_K, SIN_COS_AMPL); |