mirror of
https://github.com/f4exb/sdrangel.git
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5d5b221e83
Add loop bandwidth and other PLL controls to Channel Analyzer GUI. Fix bug where PLL lock frequency would be incorrect by the decimation factor.
142 lines
4.5 KiB
C++
142 lines
4.5 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2018 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 <QColor>
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#include "dsp/dspengine.h"
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#include "util/simpleserializer.h"
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#include "settings/serializable.h"
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#include "chanalyzersettings.h"
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ChannelAnalyzerSettings::ChannelAnalyzerSettings() :
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m_channelMarker(0),
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m_spectrumGUI(0),
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m_scopeGUI(0)
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{
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resetToDefaults();
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}
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void ChannelAnalyzerSettings::resetToDefaults()
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{
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m_inputFrequencyOffset = 0;
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m_rationalDownSample = false;
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m_rationalDownSamplerRate = 0;
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m_bandwidth = 5000;
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m_lowCutoff = 300;
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m_log2Decim = 0;
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m_ssb = false;
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m_pll = false;
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m_fll = false;
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m_costasLoop = false;
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m_rrc = false;
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m_rrcRolloff = 35; // 0.35
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m_pllPskOrder = 1;
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m_pllBandwidth = 0.002f;
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m_pllDampingFactor = 0.5f;
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m_pllLoopGain = 10.0f;
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m_inputType = InputSignal;
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m_rgbColor = QColor(128, 128, 128).rgb();
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m_title = "Channel Analyzer";
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}
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QByteArray ChannelAnalyzerSettings::serialize() const
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{
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SimpleSerializer s(1);
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s.writeS32(1, m_inputFrequencyOffset);
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s.writeS32(2, m_bandwidth);
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s.writeBlob(3, m_spectrumGUI->serialize());
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s.writeU32(4, m_rgbColor);
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s.writeS32(5, m_lowCutoff);
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s.writeS32(6, m_log2Decim);
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s.writeBool(7, m_ssb);
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s.writeBlob(8, m_scopeGUI->serialize());
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s.writeBool(9, m_rationalDownSample);
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s.writeU32(10, m_rationalDownSamplerRate);
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s.writeBool(11, m_pll);
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s.writeBool(12, m_fll);
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s.writeU32(13, m_pllPskOrder);
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s.writeS32(14, (int) m_inputType);
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s.writeString(15, m_title);
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s.writeBool(16, m_rrc);
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s.writeU32(17, m_rrcRolloff);
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s.writeFloat(18, m_pllBandwidth);
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s.writeFloat(19, m_pllDampingFactor);
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s.writeFloat(20, m_pllLoopGain);
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s.writeBool(21, m_costasLoop);
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return s.final();
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}
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bool ChannelAnalyzerSettings::deserialize(const QByteArray& data)
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{
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SimpleDeserializer d(data);
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if(!d.isValid())
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{
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resetToDefaults();
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return false;
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}
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if(d.getVersion() == 1)
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{
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QByteArray bytetmp;
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int tmp;
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d.readS32(1, &m_inputFrequencyOffset, 0);
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d.readS32(2, &m_bandwidth, 5000);
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if (m_spectrumGUI) {
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d.readBlob(3, &bytetmp);
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m_spectrumGUI->deserialize(bytetmp);
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}
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d.readU32(4, &m_rgbColor);
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d.readS32(5, &m_lowCutoff, 3);
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d.readS32(6, &m_log2Decim, 0);
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d.readBool(7, &m_ssb, false);
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if (m_scopeGUI) {
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d.readBlob(8, &bytetmp);
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m_scopeGUI->deserialize(bytetmp);
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}
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d.readBool(9, &m_rationalDownSample, false);
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d.readU32(10, &m_rationalDownSamplerRate, 2000U);
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d.readBool(11, &m_pll, false);
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d.readBool(12, &m_fll, false);
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d.readU32(13, &m_pllPskOrder, 1);
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d.readS32(14, &tmp, 0);
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m_inputType = (InputType) tmp;
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d.readString(15, &m_title, "Channel Analyzer");
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d.readBool(16, &m_rrc, false);
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d.readU32(17, &m_rrcRolloff, 35);
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d.readFloat(18, &m_pllBandwidth, 0.002f);
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d.readFloat(19, &m_pllDampingFactor, 0.5f);
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d.readFloat(20, &m_pllLoopGain, 10.0f);
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d.readBool(21, &m_costasLoop, false);
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return true;
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}
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else
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{
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resetToDefaults();
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return false;
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}
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}
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