1
0
mirror of https://github.com/gnss-sdr/gnss-sdr synced 2024-12-15 20:50:33 +00:00
gnss-sdr/src/tests/gnss_block/galileo_e5a_tracking_test.cc

162 lines
5.7 KiB
C++
Raw Normal View History

/*!
* \file galileo_e1_dll_pll_veml_tracking_test.cc
* \brief This class implements a tracking test for Galileo_E5a_DLL_PLL_Tracking
* implementation based on some input parameters.
* \author Marc Sales, 2014. marcsales92(at)gmail.com
*
*
* -------------------------------------------------------------------------
*
* Copyright (C) 2012-2014 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR 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 of the License, or
* (at your option) any later version.
*
* GNSS-SDR 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 GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#include <ctime>
#include <iostream>
#include <gnuradio/top_block.h>
#include <gnuradio/blocks/file_source.h>
#include <gnuradio/analog/sig_source_waveform.h>
#include <gnuradio/analog/sig_source_c.h>
#include <gnuradio/msg_queue.h>
#include <gnuradio/blocks/null_sink.h>
#include <gnuradio/blocks/skiphead.h>
#include "gnss_block_factory.h"
#include "gnss_block_interface.h"
#include "in_memory_configuration.h"
#include "gnss_sdr_valve.h"
#include "gnss_synchro.h"
#include "galileo_e5a_dll_pll_tracking.h"
class GalileoE5aTrackingTest: public ::testing::Test
{
protected:
GalileoE5aTrackingTest()
{
queue = gr::msg_queue::make(0);
top_block = gr::make_top_block("Tracking test");
2014-09-08 13:43:47 +00:00
factory = std::make_shared<GNSSBlockFactory>();
config = std::make_shared<InMemoryConfiguration>();
item_size = sizeof(gr_complex);
stop = false;
message = 0;
}
~GalileoE5aTrackingTest()
{}
void init();
gr::msg_queue::sptr queue;
gr::top_block_sptr top_block;
std::shared_ptr<GNSSBlockFactory> factory;
std::shared_ptr<InMemoryConfiguration> config;
Gnss_Synchro gnss_synchro;
size_t item_size;
concurrent_queue<int> channel_internal_queue;
bool stop;
int message;
};
void GalileoE5aTrackingTest::init()
{
gnss_synchro.Channel_ID = 0;
gnss_synchro.System = 'E';
2014-08-05 00:01:37 +00:00
std::string signal = "5Q";
signal.copy(gnss_synchro.Signal, 2, 0);
2014-08-05 00:01:37 +00:00
config->set_property("GNSS-SDR.internal_fs_hz", "32000000");
2014-09-08 13:43:47 +00:00
config->set_property("Tracking_Galileo.item_type", "gr_complex");
config->set_property("Tracking_Galileo.dump", "true");
config->set_property("Tracking_Galileo.dump_filename", "../data/e5a_tracking_ch_");
config->set_property("Tracking_Galileo.implementation", "Galileo_E5a_DLL_PLL_Tracking");
config->set_property("Tracking_Galileo.early_late_space_chips", "0.5");
config->set_property("Tracking_Galileo.pll_bw_hz_init","20.0");
config->set_property("Tracking_Galileo.ti_ms", "1");
config->set_property("Tracking_Galileo.dll_bw_hz_init","2.0");
config->set_property("Tracking_Galileo.pll_bw_hz", "5");
config->set_property("Tracking_Galileo.dll_bw_hz", "2");
}
TEST_F(GalileoE5aTrackingTest, ValidationOfResults)
{
struct timeval tv;
long long int begin = 0;
long long int end = 0;
2014-09-08 13:43:47 +00:00
int fs_in = 32000000;
int nsamples = 32000000*1.5;
init();
// Example using smart pointers and the block factory
std::shared_ptr<GNSSBlockInterface> trk_ = factory->GetBlock(config, "Tracking", "Galileo_E5a_DLL_PLL_Tracking", 1, 1, queue);
std::shared_ptr<TrackingInterface> tracking = std::dynamic_pointer_cast<TrackingInterface>(trk_);
//REAL
2014-09-08 13:43:47 +00:00
gnss_synchro.Acq_delay_samples = 10; // 32 Msps
// gnss_synchro.Acq_doppler_hz = 3500; // 32 Msps
2014-09-08 13:43:47 +00:00
gnss_synchro.Acq_doppler_hz = 2000; // 500 Hz resolution
// gnss_synchro.Acq_samplestamp_samples = 98000;
gnss_synchro.Acq_samplestamp_samples = 0;
ASSERT_NO_THROW( {
tracking->set_channel(gnss_synchro.Channel_ID);
}) << "Failure setting channel." << std::endl;
ASSERT_NO_THROW( {
tracking->set_gnss_synchro(&gnss_synchro);
}) << "Failure setting gnss_synchro." << std::endl;
ASSERT_NO_THROW( {
tracking->set_channel_queue(&channel_internal_queue);
}) << "Failure setting channel_internal_queue." << std::endl;
ASSERT_NO_THROW( {
tracking->connect(top_block);
}) << "Failure connecting tracking to the top_block." << std::endl;
ASSERT_NO_THROW( {
gr::analog::sig_source_c::sptr source = gr::analog::sig_source_c::make(fs_in, gr::analog::GR_SIN_WAVE, 1000, 1, gr_complex(0));
boost::shared_ptr<gr::block> valve = gnss_sdr_make_valve(sizeof(gr_complex), nsamples, queue);
gr::blocks::null_sink::sptr sink = gr::blocks::null_sink::make(sizeof(Gnss_Synchro));
top_block->connect(source, 0, valve, 0);
top_block->connect(valve, 0, tracking->get_left_block(), 0);
top_block->connect(tracking->get_right_block(), 0, sink, 0);
}) << "Failure connecting the blocks of tracking test." << std::endl;
tracking->start_tracking();
EXPECT_NO_THROW( {
gettimeofday(&tv, NULL);
begin = tv.tv_sec *1000000 + tv.tv_usec;
top_block->run(); // Start threads and wait
gettimeofday(&tv, NULL);
end = tv.tv_sec *1000000 + tv.tv_usec;
}) << "Failure running the top_block." << std::endl;
std::cout << "Tracked " << nsamples << " samples in " << (end - begin) << " microseconds" << std::endl;
}