kopia lustrzana https://github.com/f4exb/sdrangel
Removed extraneous plugins/channelmimo directory
f4exb
rodzic
34965d3935
commit
147bf5c24e
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@ -1,247 +0,0 @@
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2019 Edouard Griffiths, F4EXB //
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// //
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// This program 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 as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program 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 V3 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 this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include <QMutexLocker>
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#include <QDebug>
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#include "dsp/upsamplechannelizer.h"
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#include "dsp/dspcommands.h"
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#include "beamsteeringcwmodbaseband.h"
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MESSAGE_CLASS_DEFINITION(BeamSteeringCWModBaseband::MsgConfigureBeamSteeringCWModBaseband, Message)
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MESSAGE_CLASS_DEFINITION(BeamSteeringCWModBaseband::MsgSignalNotification, Message)
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BeamSteeringCWModBaseband::BeamSteeringCWModBaseband() :
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m_mutex(QMutex::Recursive)
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{
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m_sampleMOFifo.init(2, SampleMOFifo::getSizePolicy(48000));
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m_vbegin.resize(2);
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for (int i = 0; i < 2; i++)
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{
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m_streamSources[i].setStreamIndex(i);
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m_channelizers[i] = new UpSampleChannelizer(&m_streamSources[i]);
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m_sizes[i] = 0;
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}
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QObject::connect(
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&m_sampleMOFifo,
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&SampleMOFifo::dataSyncRead,
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this,
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&BeamSteeringCWModBaseband::handleData,
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Qt::QueuedConnection
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);
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connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
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m_lastStream = 0;
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}
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BeamSteeringCWModBaseband::~BeamSteeringCWModBaseband()
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{
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for (int i = 0; i < 2; i++) {
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delete m_channelizers[i];
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}
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}
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void BeamSteeringCWModBaseband::reset()
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{
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QMutexLocker mutexLocker(&m_mutex);
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m_sampleMOFifo.reset();
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for (int i = 0; i < 2; i++)
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{
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m_streamSources[i].reset();
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m_sizes[i] = 0;
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}
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}
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void BeamSteeringCWModBaseband::pull(SampleVector::iterator& begin, unsigned int nbSamples, unsigned int streamIndex)
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{
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if (streamIndex > 1) {
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return;
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}
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if (streamIndex == m_lastStream) {
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qWarning("BeamSteeringCWModBaseband::pull: twice same stream in a row: %u", streamIndex);
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}
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m_lastStream = streamIndex;
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m_vbegin[streamIndex] = begin;
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m_sizes[streamIndex] = nbSamples;
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if (streamIndex == 1)
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{
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unsigned int part1Begin, part1End, part2Begin, part2End, size;
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if (m_sizes[0] != m_sizes[1])
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{
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qWarning("BeamSteeringCWModBaseband::pull: unequal sizes: [0]: %d [1]: %d", m_sizes[0], m_sizes[1]);
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size = std::min(m_sizes[0], m_sizes[1]);
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}
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else
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{
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size = m_sizes[0];
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}
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std::vector<SampleVector>& data = m_sampleMOFifo.getData();
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m_sampleMOFifo.readSync(size, part1Begin, part1End, part2Begin, part2End);
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if (part1Begin != part1End)
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{
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std::copy(data[0].begin() + part1Begin, data[0].begin() + part1End, m_vbegin[0]);
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std::copy(data[1].begin() + part1Begin, data[1].begin() + part1End, m_vbegin[1]);
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}
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if (part2Begin != part2End)
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{
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std::copy(data[0].begin() + part2Begin, data[0].begin() + part2End, m_vbegin[0]);
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std::copy(data[1].begin() + part2Begin, data[1].begin() + part2End, m_vbegin[1]);
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}
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}
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}
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void BeamSteeringCWModBaseband::handleData()
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{
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QMutexLocker mutexLocker(&m_mutex);
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std::vector<SampleVector>& data = m_sampleMOFifo.getData();
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unsigned int ipart1begin;
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unsigned int ipart1end;
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unsigned int ipart2begin;
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unsigned int ipart2end;
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unsigned int remainder = m_sampleMOFifo.remainderSync();
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while ((remainder > 0) && (m_inputMessageQueue.size() == 0))
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{
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m_sampleMOFifo.writeSync(remainder, ipart1begin, ipart1end, ipart2begin, ipart2end);
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if (ipart1begin != ipart1end) { // first part of FIFO data
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processFifo(data, ipart1begin, ipart1end);
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}
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if (ipart2begin != ipart2end) { // second part of FIFO data (used when block wraps around)
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processFifo(data, ipart2begin, ipart2end);
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}
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remainder = m_sampleMOFifo.remainderSync();
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}
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}
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void BeamSteeringCWModBaseband::processFifo(std::vector<SampleVector>& data, unsigned int ibegin, unsigned int iend)
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{
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for (unsigned int stream = 0; stream < 2; stream++) {
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m_channelizers[stream]->pull(data[stream].begin() + ibegin, iend - ibegin);
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}
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}
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void BeamSteeringCWModBaseband::handleInputMessages()
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{
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Message* message;
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while ((message = m_inputMessageQueue.pop()) != nullptr)
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{
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if (handleMessage(*message)) {
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delete message;
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}
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}
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}
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bool BeamSteeringCWModBaseband::handleMessage(const Message& cmd)
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{
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if (MsgConfigureBeamSteeringCWModBaseband::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgConfigureBeamSteeringCWModBaseband& cfg = (MsgConfigureBeamSteeringCWModBaseband&) cmd;
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qDebug() << "BeamSteeringCWModBaseband::handleMessage: MsgConfigureBeamSteeringCWModBaseband";
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applySettings(cfg.getSettings(), cfg.getForce());
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return true;
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}
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else if (MsgSignalNotification::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgSignalNotification& cfg = (MsgSignalNotification&) cmd;
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int basebandSampleRate = cfg.getBasebandSampleRate();
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qDebug() << "BeamSteeringCWModBaseband::handleMessage: MsgSignalNotification:"
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<< " basebandSampleRate: " << basebandSampleRate;
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m_sampleMOFifo.resize(SampleMOFifo::getSizePolicy(basebandSampleRate));
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for (int i = 0; i < 2; i++)
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{
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m_channelizers[i]->setBasebandSampleRate(basebandSampleRate, true);
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m_streamSources[i].reset();
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}
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return true;
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}
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else
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{
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qDebug("BeamSteeringCWModBaseband::handleMessage: unhandled: %s", cmd.getIdentifier());
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return false;
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}
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}
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void BeamSteeringCWModBaseband::applySettings(const BeamSteeringCWModSettings& settings, bool force)
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{
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if ((m_settings.m_filterChainHash != settings.m_filterChainHash) || (m_settings.m_log2Interp != settings.m_log2Interp) || force)
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{
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for (int i = 0; i < 2; i++)
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{
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m_channelizers[i]->setInterpolation(settings.m_log2Interp, settings.m_filterChainHash);
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m_streamSources[i].reset();
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}
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}
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if ((m_settings.m_steerDegrees != settings.m_steerDegrees) || force)
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{
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float steeringAngle = settings.m_steerDegrees / 180.0f;
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steeringAngle = steeringAngle < -M_PI ? -M_PI : steeringAngle > M_PI ? M_PI : steeringAngle;
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m_streamSources[1].setPhase(M_PI*cos(steeringAngle));
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}
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if ((m_settings.m_channelOutput != settings.m_channelOutput) || force)
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{
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if (settings.m_channelOutput == 0)
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{
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m_streamSources[0].muteChannel(false);
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m_streamSources[1].muteChannel(false);
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}
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else if (settings.m_channelOutput == 1)
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{
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m_streamSources[0].muteChannel(false);
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m_streamSources[1].muteChannel(true);
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}
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else if (settings.m_channelOutput == 2)
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{
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m_streamSources[0].muteChannel(true);
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m_streamSources[1].muteChannel(false);
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}
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else
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{
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m_streamSources[0].muteChannel(false);
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m_streamSources[1].muteChannel(false);
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}
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}
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m_settings = settings;
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}
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