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https://github.com/miek/inspectrum.git
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76 lines
2.0 KiB
C++
76 lines
2.0 KiB
C++
/* -*- c++ -*- */
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/*
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* Copyright 2014 Free Software Foundation, Inc.
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*
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* This file is part of GNU Radio
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*
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* GNU Radio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* GNU Radio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "rotator_ex_cc.h"
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#include <gnuradio/io_signature.h>
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#include <cmath>
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namespace gr {
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namespace blocks {
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rotator_ex_cc::sptr
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rotator_ex_cc::make(double phase_inc)
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{
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return gnuradio::get_initial_sptr
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(new rotator_ex_cc(phase_inc));
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}
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rotator_ex_cc::rotator_ex_cc(double phase_inc)
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: sync_block("rotator_ex_cc",
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io_signature::make(1, 1, sizeof(gr_complex)),
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io_signature::make(1, 1, sizeof(gr_complex)))
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{
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set_phase_inc(phase_inc);
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}
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rotator_ex_cc::~rotator_ex_cc()
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{
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}
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void
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rotator_ex_cc::set_phase_inc(double phase_inc)
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{
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d_r.set_phase_incr( exp(gr_complex(0, phase_inc)) );
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}
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int
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rotator_ex_cc::work(int noutput_items,
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gr_vector_const_void_star &input_items,
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gr_vector_void_star &output_items)
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{
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const gr_complex *in = (const gr_complex *)input_items[0];
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gr_complex *out = (gr_complex *)output_items[0];
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#if 0
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for (int i=0; i<noutput_items; i++)
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out[i] = d_r.rotate(in[i]);
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#else
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d_r.rotateN(out, in, noutput_items);
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#endif
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return noutput_items;
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}
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} /* namespace blocks */
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} /* namespace gr */
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