diff options
| author | Tom Rondeau <trondeau@vt.edu> | 2013-03-08 10:01:37 -0500 |
|---|---|---|
| committer | Tom Rondeau <trondeau@vt.edu> | 2013-03-08 10:01:37 -0500 |
| commit | fe70fa72ea22a133874337da2d03d30611e5ab1c (patch) | |
| tree | 720a9e4e289e9a029fb363c635675daf91e5f77b /gnuradio-core/src/lib/general/gr_vco.h | |
| parent | 0970c7eaa165c6dc7d70be55dbf3d272b88fc109 (diff) | |
blocks: removed all nco/vco and fxpt stuff from core; now in gr-blocks.
Moved the nco/vco tests to gr-blocks/test and enabled them.
Diffstat (limited to 'gnuradio-core/src/lib/general/gr_vco.h')
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_vco.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/gnuradio-core/src/lib/general/gr_vco.h b/gnuradio-core/src/lib/general/gr_vco.h deleted file mode 100644 index 3ceaf15dd4..0000000000 --- a/gnuradio-core/src/lib/general/gr_vco.h +++ /dev/null @@ -1,94 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2005 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. - */ -#ifndef _GR_VCO_H_ -#define _GR_VCO_H_ - - -#include <vector> -#include <gr_sincos.h> -#include <cmath> -#include <gr_complex.h> - -/*! - * \brief base class template for Voltage Controlled Oscillator (VCO) - * \ingroup misc - */ - -//FIXME Eventually generalize this to fixed point - -template<class o_type, class i_type> -class gr_vco { -public: - gr_vco () : d_phase (0) {} - - virtual ~gr_vco () {} - - // radians - void set_phase (double angle) { - d_phase = angle; - } - - void adjust_phase (double delta_phase) { - d_phase += delta_phase; - if (fabs (d_phase) > M_PI){ - - while (d_phase > M_PI) - d_phase -= 2*M_PI; - - while (d_phase < -M_PI) - d_phase += 2*M_PI; - } - } - - double get_phase () const { return d_phase; } - - // compute sin and cos for current phase angle - void sincos (float *sinx, float *cosx) const; - - // compute cos or sin for current phase angle - float cos () const { return std::cos (d_phase); } - float sin () const { return std::sin (d_phase); } - - // compute a block at a time - void cos (float *output, const float *input, int noutput_items, double k, double ampl = 1.0); - -protected: - double d_phase; -}; - -template<class o_type, class i_type> -void -gr_vco<o_type,i_type>::sincos (float *sinx, float *cosx) const -{ - gr_sincosf (d_phase, sinx, cosx); -} - -template<class o_type, class i_type> -void -gr_vco<o_type,i_type>::cos (float *output, const float *input, int noutput_items, double k, double ampl) -{ - for (int i = 0; i < noutput_items; i++){ - output[i] = cos() * ampl; - adjust_phase(input[i] * k); - } -} -#endif /* _GR_VCO_H_ */ |