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/* -*- c++ -*- */
/*
* Copyright 2004,2009,2010,2012,2018 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 "multiply_const_v_impl.h"
#include <gnuradio/io_signature.h>
#include <volk/volk.h>
namespace gr {
namespace blocks {
template <class T>
typename multiply_const_v<T>::sptr multiply_const_v<T>::make(std::vector<T> k)
{
return gnuradio::get_initial_sptr(new multiply_const_v_impl<T>(k));
}
template <>
multiply_const_v_impl<float>::multiply_const_v_impl(std::vector<float> k)
: sync_block("multiply_const_vff",
io_signature::make(1, 1, sizeof(float) * k.size()),
io_signature::make(1, 1, sizeof(float) * k.size())),
d_k(k)
{
const int alignment_multiple = volk_get_alignment() / sizeof(float);
set_alignment(std::max(1, alignment_multiple));
}
template <>
int multiply_const_v_impl<float>::work(int noutput_items,
gr_vector_const_void_star& input_items,
gr_vector_void_star& output_items)
{
float* iptr = (float*)input_items[0];
float* optr = (float*)output_items[0];
int nitems_per_block =
this->output_signature()->sizeof_stream_item(0) / sizeof(float);
for (int i = 0; i < noutput_items; i++) {
for (int j = 0; j < nitems_per_block; j++) {
*optr++ = *iptr++ * d_k[j];
}
}
return noutput_items;
}
template <>
multiply_const_v_impl<gr_complex>::multiply_const_v_impl(std::vector<gr_complex> k)
: sync_block("multiply_const_vcc",
io_signature::make(1, 1, sizeof(gr_complex) * k.size()),
io_signature::make(1, 1, sizeof(gr_complex) * k.size())),
d_k(k)
{
const int alignment_multiple = volk_get_alignment() / sizeof(gr_complex);
set_alignment(std::max(1, alignment_multiple));
}
template <>
int multiply_const_v_impl<gr_complex>::work(int noutput_items,
gr_vector_const_void_star& input_items,
gr_vector_void_star& output_items)
{
gr_complex* iptr = (gr_complex*)input_items[0];
gr_complex* optr = (gr_complex*)output_items[0];
int nitems_per_block =
this->output_signature()->sizeof_stream_item(0) / sizeof(gr_complex);
for (int i = 0; i < noutput_items; i++) {
for (int j = 0; j < nitems_per_block; j++) {
*optr++ = *iptr++ * d_k[j];
}
}
return noutput_items;
}
template <class T>
multiply_const_v_impl<T>::multiply_const_v_impl(std::vector<T> k)
: sync_block("multiply_const_v<T>",
io_signature::make(1, 1, sizeof(T) * k.size()),
io_signature::make(1, 1, sizeof(T) * k.size())),
d_k(k)
{
}
template <class T>
int multiply_const_v_impl<T>::work(int noutput_items,
gr_vector_const_void_star& input_items,
gr_vector_void_star& output_items)
{
T* iptr = (T*)input_items[0];
T* optr = (T*)output_items[0];
int nitems_per_block = this->output_signature()->sizeof_stream_item(0) / sizeof(T);
for (int i = 0; i < noutput_items; i++)
for (int j = 0; j < nitems_per_block; j++)
*optr++ = *iptr++ * d_k[j];
return noutput_items;
}
template class multiply_const_v<std::int16_t>;
template class multiply_const_v<std::int32_t>;
template class multiply_const_v<float>;
template class multiply_const_v<gr_complex>;
} /* namespace blocks */
} /* namespace gr */
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