mirror of
https://github.com/gnss-sdr/gnss-sdr
synced 2024-06-29 08:23:19 +00:00
272 lines
9.8 KiB
C++
272 lines
9.8 KiB
C++
/*!
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* \file gps_l1_ca_dll_pll_tracking_test.cc
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* \brief This class implements a tracking test for Galileo_E5a_DLL_PLL_Tracking
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* implementation based on some input parameters.
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* \author Javier Arribas, 2015. jarribas(at)cttc.es
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*
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*
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2012-2015 (see AUTHORS file for a list of contributors)
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*
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* GNSS-SDR is a software defined Global Navigation
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* Satellite Systems receiver
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*
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* This file is part of GNSS-SDR.
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*
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* GNSS-SDR 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 of the License, or
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* (at your option) any later version.
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*
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* GNSS-SDR 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 GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
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*
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* -------------------------------------------------------------------------
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*/
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#include <ctime>
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#include <iostream>
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#include <gnuradio/top_block.h>
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#include <gnuradio/blocks/file_source.h>
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#include <gnuradio/analog/sig_source_waveform.h>
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#include <gnuradio/analog/sig_source_c.h>
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#include <gnuradio/msg_queue.h>
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#include <gnuradio/blocks/interleaved_char_to_complex.h>
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#include <gnuradio/blocks/null_sink.h>
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#include <gnuradio/blocks/skiphead.h>
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#include <gtest/gtest.h>
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#include "gnss_block_factory.h"
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#include "gnss_block_interface.h"
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#include "tracking_interface.h"
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#include "telemetry_decoder_interface.h"
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#include "in_memory_configuration.h"
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#include "gnss_sdr_valve.h"
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#include "gnss_synchro.h"
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#include "gps_l1_ca_telemetry_decoder.h"
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// ######## GNURADIO BLOCK MESSAGE RECEVER FOR TRACKING MESSAGES #########
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class GpsL1CADllPllTelemetryDecoderTest_msg_rx;
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typedef boost::shared_ptr<GpsL1CADllPllTelemetryDecoderTest_msg_rx> GpsL1CADllPllTelemetryDecoderTest_msg_rx_sptr;
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GpsL1CADllPllTelemetryDecoderTest_msg_rx_sptr GpsL1CADllPllTelemetryDecoderTest_msg_rx_make();
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class GpsL1CADllPllTelemetryDecoderTest_msg_rx : public gr::block
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{
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private:
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friend GpsL1CADllPllTelemetryDecoderTest_msg_rx_sptr GpsL1CADllPllTelemetryDecoderTest_msg_rx_make();
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void msg_handler_events(pmt::pmt_t msg);
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GpsL1CADllPllTelemetryDecoderTest_msg_rx();
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public:
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int rx_message;
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~GpsL1CADllPllTelemetryDecoderTest_msg_rx(); //!< Default destructor
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};
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GpsL1CADllPllTelemetryDecoderTest_msg_rx_sptr GpsL1CADllPllTelemetryDecoderTest_msg_rx_make()
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{
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return GpsL1CADllPllTelemetryDecoderTest_msg_rx_sptr(new GpsL1CADllPllTelemetryDecoderTest_msg_rx());
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}
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void GpsL1CADllPllTelemetryDecoderTest_msg_rx::msg_handler_events(pmt::pmt_t msg)
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{
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try
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{
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long int message = pmt::to_long(msg);
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rx_message = message;
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}
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catch(boost::bad_any_cast& e)
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{
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LOG(WARNING) << "msg_handler_telemetry Bad any cast!";
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rx_message = 0;
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}
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}
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GpsL1CADllPllTelemetryDecoderTest_msg_rx::GpsL1CADllPllTelemetryDecoderTest_msg_rx() :
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gr::block("GpsL1CADllPllTelemetryDecoderTest_msg_rx", gr::io_signature::make(0, 0, 0), gr::io_signature::make(0, 0, 0))
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{
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this->message_port_register_in(pmt::mp("events"));
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this->set_msg_handler(pmt::mp("events"), boost::bind(&GpsL1CADllPllTelemetryDecoderTest_msg_rx::msg_handler_events, this, _1));
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rx_message = 0;
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}
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GpsL1CADllPllTelemetryDecoderTest_msg_rx::~GpsL1CADllPllTelemetryDecoderTest_msg_rx()
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{}
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// ###########################################################
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// ######## GNURADIO BLOCK MESSAGE RECEVER FOR TLM MESSAGES #########
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class GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx;
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typedef boost::shared_ptr<GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx> GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx_sptr;
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GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx_sptr GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx_make();
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class GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx : public gr::block
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{
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private:
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friend GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx_sptr GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx_make();
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void msg_handler_events(pmt::pmt_t msg);
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GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx();
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public:
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int rx_message;
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~GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx(); //!< Default destructor
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};
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GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx_sptr GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx_make()
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{
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return GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx_sptr(new GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx());
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}
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void GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx::msg_handler_events(pmt::pmt_t msg)
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{
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try
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{
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long int message = pmt::to_long(msg);
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rx_message = message;
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}
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catch(boost::bad_any_cast& e)
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{
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LOG(WARNING) << "msg_handler_telemetry Bad any cast!";
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rx_message = 0;
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}
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}
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GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx::GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx() :
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gr::block("GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx", gr::io_signature::make(0, 0, 0), gr::io_signature::make(0, 0, 0))
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{
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this->message_port_register_in(pmt::mp("events"));
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this->set_msg_handler(pmt::mp("events"), boost::bind(&GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx::msg_handler_events, this, _1));
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rx_message = 0;
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}
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GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx::~GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx()
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{}
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// ###########################################################
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class GpsL1CATelemetryDecoderTest: public ::testing::Test
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{
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protected:
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GpsL1CATelemetryDecoderTest()
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{
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factory = std::make_shared<GNSSBlockFactory>();
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config = std::make_shared<InMemoryConfiguration>();
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item_size = sizeof(gr_complex);
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gnss_synchro = Gnss_Synchro();
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}
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~GpsL1CATelemetryDecoderTest()
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{}
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void init();
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gr::msg_queue::sptr queue;
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gr::top_block_sptr top_block;
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std::shared_ptr<GNSSBlockFactory> factory;
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std::shared_ptr<InMemoryConfiguration> config;
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Gnss_Synchro gnss_synchro;
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size_t item_size;
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};
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void GpsL1CATelemetryDecoderTest::init()
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{
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gnss_synchro.Channel_ID = 0;
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gnss_synchro.System = 'G';
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std::string signal = "1C";
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signal.copy(gnss_synchro.Signal, 2, 0);
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gnss_synchro.PRN = 1;
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config->set_property("GNSS-SDR.internal_fs_hz", "2600000");
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// Set Tracking
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config->set_property("Tracking_1C.item_type", "gr_complex");
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config->set_property("Tracking_1C.if", "0");
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config->set_property("Tracking_1C.dump", "true");
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config->set_property("Tracking_1C.dump_filename", "./tracking_ch_");
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config->set_property("Tracking_1C.pll_bw_hz", "30.0");
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config->set_property("Tracking_1C.dll_bw_hz", "4.0");
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config->set_property("Tracking_1C.early_late_space_chips", "0.5");
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config->set_property("TelemetryDecoder_1C.dump","true");
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config->set_property("TelemetryDecoder_1C.decimation_factor","1");
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}
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TEST_F(GpsL1CATelemetryDecoderTest, ValidationOfResults)
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{
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struct timeval tv;
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long long int begin = 0;
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long long int end = 0;
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int fs_in = 2600000;
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init();
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queue = gr::msg_queue::make(0);
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top_block = gr::make_top_block("Telemetry_Decoder test");
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std::shared_ptr<TrackingInterface> tracking = std::make_shared<GpsL1CaDllPllTracking>(config.get(), "Tracking_1C", 1, 1);
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boost::shared_ptr<GpsL1CADllPllTelemetryDecoderTest_msg_rx> msg_rx = GpsL1CADllPllTelemetryDecoderTest_msg_rx_make();
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gnss_synchro.Acq_delay_samples = (1023-994.622/1023)*fs_in*1e-3;
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gnss_synchro.Acq_doppler_hz = -2583.86;
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gnss_synchro.Acq_samplestamp_samples = 0;
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std::shared_ptr<TelemetryDecoderInterface> tlm(new GpsL1CaTelemetryDecoder(config.get(), "TelemetryDecoder_1C",1, 1));
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boost::shared_ptr<GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx> tlm_msg_rx = GpsL1CADllPllTelemetryDecoderTest_tlm_msg_rx_make();
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ASSERT_NO_THROW( {
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tracking->set_channel(gnss_synchro.Channel_ID);
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}) << "Failure setting channel." << std::endl;
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ASSERT_NO_THROW( {
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tracking->set_gnss_synchro(&gnss_synchro);
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}) << "Failure setting gnss_synchro." << std::endl;
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ASSERT_NO_THROW( {
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tracking->connect(top_block);
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}) << "Failure connecting tracking to the top_block." << std::endl;
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ASSERT_NO_THROW( {
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std::string path = std::string(TEST_PATH);
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std::string file = path + "data/gps_l1ca_prn1_2.6msps.dat";
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const char * file_name = file.c_str();
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gr::blocks::file_source::sptr file_source = gr::blocks::file_source::make(sizeof(int8_t), file_name, false);
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//boost::shared_ptr<gr::block> valve = gnss_sdr_make_valve(sizeof(gr_complex), nsamples, queue);
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gr::blocks::interleaved_char_to_complex::sptr gr_interleaved_char_to_complex = gr::blocks::interleaved_char_to_complex::make();
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gr::blocks::null_sink::sptr sink = gr::blocks::null_sink::make(sizeof(Gnss_Synchro));
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top_block->connect(file_source, 0, gr_interleaved_char_to_complex, 0);
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//top_block->connect(gr_interleaved_char_to_complex, 0, valve, 0);
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top_block->connect(gr_interleaved_char_to_complex, 0, tracking->get_left_block(), 0);
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top_block->connect(tracking->get_right_block(), 0, sink, 0);
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top_block->msg_connect(tracking->get_right_block(), pmt::mp("events"), msg_rx, pmt::mp("events"));
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}) << "Failure connecting the blocks of tracking test." << std::endl;
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tracking->start_tracking();
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EXPECT_NO_THROW( {
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gettimeofday(&tv, NULL);
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begin = tv.tv_sec *1000000 + tv.tv_usec;
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top_block->run(); // Start threads and wait
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gettimeofday(&tv, NULL);
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end = tv.tv_sec *1000000 + tv.tv_usec;
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}) << "Failure running the top_block." << std::endl;
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// TODO: Verify tracking results
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std::cout << "Signal tracking completed in " << (end - begin) << " microseconds" << std::endl;
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}
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