mirror of
https://github.com/f4exb/sdrangel.git
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3271 lines
109 KiB
C++
3271 lines
109 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2016 F4EXB //
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// written by Edouard Griffiths //
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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 <algorithm>
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#include <QMouseEvent>
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#include <QOpenGLShaderProgram>
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#include <QOpenGLFunctions>
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#include <QPainter>
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#include <QFontDatabase>
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#include "dsp/spectrumvis.h"
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#include "gui/glspectrum.h"
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#include "util/messagequeue.h"
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#include "util/db.h"
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#include <QDebug>
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MESSAGE_CLASS_DEFINITION(GLSpectrum::MsgReportSampleRate, Message)
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MESSAGE_CLASS_DEFINITION(GLSpectrum::MsgReportWaterfallShare, Message)
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MESSAGE_CLASS_DEFINITION(GLSpectrum::MsgReportFFTOverlap, Message)
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MESSAGE_CLASS_DEFINITION(GLSpectrum::MsgReportPowerScale, Message)
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MESSAGE_CLASS_DEFINITION(GLSpectrum::MsgReportCalibrationShift, Message)
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const float GLSpectrum::m_maxFrequencyZoom = 10.0f;
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const float GLSpectrum::m_annotationMarkerHeight = 20.0f;
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GLSpectrum::GLSpectrum(QWidget* parent) :
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QOpenGLWidget(parent),
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m_markersDisplay(SpectrumSettings::MarkersDisplaySpectrum),
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m_cursorState(CSNormal),
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m_cursorChannel(0),
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m_spectrumVis(nullptr),
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m_fpsPeriodMs(50),
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m_mouseInside(false),
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m_changesPending(true),
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m_centerFrequency(100000000),
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m_referenceLevel(0),
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m_powerRange(100),
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m_linear(false),
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m_decay(1),
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m_sampleRate(500000),
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m_timingRate(1),
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m_fftOverlap(0),
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m_fftSize(512),
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m_nbBins(512),
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m_displayGrid(true),
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m_displayGridIntensity(5),
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m_displayTraceIntensity(50),
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m_invertedWaterfall(true),
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m_displayMaxHold(false),
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m_currentSpectrum(nullptr),
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m_displayCurrent(false),
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m_leftMargin(0),
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m_rightMargin(0),
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m_topMargin(0),
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m_frequencyScaleHeight(0),
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m_histogramHeight(80),
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m_waterfallHeight(0),
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m_bottomMargin(0),
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m_waterfallBuffer(nullptr),
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m_waterfallBufferPos(0),
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m_waterfallTextureHeight(-1),
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m_waterfallTexturePos(0),
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m_displayWaterfall(true),
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m_ssbSpectrum(false),
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m_lsbDisplay(false),
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m_histogramBuffer(nullptr),
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m_histogram(nullptr),
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m_displayHistogram(true),
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m_displayChanged(false),
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m_displaySourceOrSink(true),
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m_displayStreamIndex(0),
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m_matrixLoc(0),
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m_colorLoc(0),
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m_useCalibration(false),
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m_calibrationGain(1.0),
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m_calibrationShiftdB(0.0),
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m_calibrationInterpMode(SpectrumSettings::CalibInterpLinear),
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m_messageQueueToGUI(nullptr)
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{
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setObjectName("GLSpectrum");
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setAutoFillBackground(false);
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setAttribute(Qt::WA_OpaquePaintEvent, true);
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setAttribute(Qt::WA_NoSystemBackground, true);
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setMouseTracking(true);
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setMinimumSize(360, 200);
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m_waterfallShare = 0.5;
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for (int i = 0; i <= 239; i++)
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{
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QColor c;
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c.setHsv(239 - i, 255, 15 + i);
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((quint8*)&m_waterfallPalette[i])[0] = c.red();
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((quint8*)&m_waterfallPalette[i])[1] = c.green();
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((quint8*)&m_waterfallPalette[i])[2] = c.blue();
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((quint8*)&m_waterfallPalette[i])[3] = c.alpha();
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}
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m_waterfallPalette[239] = 0xffffffff;
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m_histogramPalette[0] = 0;
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for (int i = 1; i < 240; i++)
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{
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QColor c;
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int light = i < 60 ? 128 + (60-i) : 128;
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int sat = i < 60 ? 140 + i : i < 180 ? 200 : 200 - (i-180);
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c.setHsl(239 - i, sat, light);
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((quint8*)&m_histogramPalette[i])[0] = c.red();
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((quint8*)&m_histogramPalette[i])[1] = c.green();
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((quint8*)&m_histogramPalette[i])[2] = c.blue();
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((quint8*)&m_histogramPalette[i])[3] = c.alpha();
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}
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// 4.2.3 palette
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// for (int i = 1; i < 240; i++)
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// {
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// QColor c;
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// int val = i < 60 ? 255 : 200;
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// int sat = i < 60 ? 128 : i < 180 ? 255 : 180;
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// c.setHsv(239 - i, sat, val);
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// ((quint8*)&m_histogramPalette[i])[0] = c.red();
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// ((quint8*)&m_histogramPalette[i])[1] = c.green();
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// ((quint8*)&m_histogramPalette[i])[2] = c.blue();
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// ((quint8*)&m_histogramPalette[i])[3] = c.alpha();
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// }
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// Original palette:
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// for(int i = 16; i < 240; i++) {
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// QColor c;
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// c.setHsv(239 - i, 255 - ((i < 200) ? 0 : (i - 200) * 3), 150 + ((i < 100) ? i : 100));
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// ((quint8*)&m_histogramPalette[i])[0] = c.red();
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// ((quint8*)&m_histogramPalette[i])[1] = c.green();
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// ((quint8*)&m_histogramPalette[i])[2] = c.blue();
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// ((quint8*)&m_histogramPalette[i])[3] = c.alpha();
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// }
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// for(int i = 1; i < 16; i++) {
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// QColor c;
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// c.setHsv(255, 128, 48 + i * 4);
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// ((quint8*)&m_histogramPalette[i])[0] = c.red();
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// ((quint8*)&m_histogramPalette[i])[1] = c.green();
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// ((quint8*)&m_histogramPalette[i])[2] = c.blue();
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// ((quint8*)&m_histogramPalette[i])[3] = c.alpha();
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// }
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m_decayDivisor = 1;
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m_decayDivisorCount = m_decayDivisor;
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m_histogramStroke = 30;
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m_timeScale.setFont(font());
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m_timeScale.setOrientation(Qt::Vertical);
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m_timeScale.setRange(Unit::Time, 0, 1);
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m_powerScale.setFont(font());
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m_powerScale.setOrientation(Qt::Vertical);
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m_frequencyScale.setFont(font());
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m_frequencyScale.setOrientation(Qt::Horizontal);
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m_textOverlayFont = font(); // QFontDatabase::systemFont(QFontDatabase::FixedFont);
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m_textOverlayFont.setBold(true);
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// m_textOverlayFont.setPointSize(font().pointSize() - 1);
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resetFrequencyZoom();
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m_timer.setTimerType(Qt::PreciseTimer);
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connect(&m_timer, SIGNAL(timeout()), this, SLOT(tick()));
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m_timer.start(m_fpsPeriodMs);
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}
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GLSpectrum::~GLSpectrum()
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{
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QMutexLocker mutexLocker(&m_mutex);
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if (m_waterfallBuffer)
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{
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delete m_waterfallBuffer;
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m_waterfallBuffer = nullptr;
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}
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if (m_histogramBuffer)
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{
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delete m_histogramBuffer;
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m_histogramBuffer = nullptr;
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}
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if (m_histogram)
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{
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delete[] m_histogram;
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m_histogram = nullptr;
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}
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}
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void GLSpectrum::setCenterFrequency(qint64 frequency)
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{
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m_mutex.lock();
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m_centerFrequency = frequency;
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if (m_useCalibration) {
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updateCalibrationPoints();
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}
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setReferenceLevel(Real referenceLevel)
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{
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m_mutex.lock();
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m_referenceLevel = referenceLevel;
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setPowerRange(Real powerRange)
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{
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m_mutex.lock();
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m_powerRange = powerRange;
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setDecay(int decay)
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{
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m_decay = decay < 0 ? 0 : decay > 20 ? 20 : decay;
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}
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void GLSpectrum::setDecayDivisor(int decayDivisor)
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{
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m_decayDivisor = decayDivisor < 1 ? 1 : decayDivisor > 20 ? 20 : decayDivisor;
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}
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void GLSpectrum::setHistoStroke(int stroke)
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{
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m_histogramStroke = stroke < 1 ? 1 : stroke > 60 ? 60 : stroke;
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}
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void GLSpectrum::setSampleRate(qint32 sampleRate)
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{
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m_mutex.lock();
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m_sampleRate = sampleRate;
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if (m_messageQueueToGUI) {
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m_messageQueueToGUI->push(new MsgReportSampleRate(m_sampleRate));
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}
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setTimingRate(qint32 timingRate)
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{
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m_mutex.lock();
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m_timingRate = timingRate;
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setFFTOverlap(int overlap)
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{
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m_mutex.lock();
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m_fftOverlap = overlap;
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setDisplayWaterfall(bool display)
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{
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m_mutex.lock();
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m_displayWaterfall = display;
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if (!display) {
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m_waterfallMarkers.clear();
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}
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m_changesPending = true;
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stopDrag();
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setSsbSpectrum(bool ssbSpectrum)
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{
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m_ssbSpectrum = ssbSpectrum;
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update();
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}
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void GLSpectrum::setLsbDisplay(bool lsbDisplay)
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{
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m_lsbDisplay = lsbDisplay;
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update();
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}
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void GLSpectrum::setInvertedWaterfall(bool inv)
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{
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m_mutex.lock();
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m_invertedWaterfall = inv;
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m_changesPending = true;
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stopDrag();
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setDisplayMaxHold(bool display)
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{
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m_mutex.lock();
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m_displayMaxHold = display;
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if (!m_displayMaxHold && !m_displayCurrent && !m_displayHistogram) {
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m_histogramMarkers.clear();
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}
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m_changesPending = true;
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stopDrag();
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setDisplayCurrent(bool display)
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{
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m_mutex.lock();
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m_displayCurrent = display;
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if (!m_displayMaxHold && !m_displayCurrent && !m_displayHistogram) {
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m_histogramMarkers.clear();
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}
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m_changesPending = true;
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stopDrag();
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setDisplayHistogram(bool display)
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{
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m_mutex.lock();
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m_displayHistogram = display;
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if (!m_displayMaxHold && !m_displayCurrent && !m_displayHistogram) {
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m_histogramMarkers.clear();
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}
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m_changesPending = true;
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stopDrag();
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setDisplayGrid(bool display)
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{
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m_displayGrid = display;
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update();
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}
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void GLSpectrum::setDisplayGridIntensity(int intensity)
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{
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m_displayGridIntensity = intensity;
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if (m_displayGridIntensity > 100) {
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m_displayGridIntensity = 100;
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} else if (m_displayGridIntensity < 0) {
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m_displayGridIntensity = 0;
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}
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update();
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}
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void GLSpectrum::setDisplayTraceIntensity(int intensity)
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{
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m_displayTraceIntensity = intensity;
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if (m_displayTraceIntensity > 100) {
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m_displayTraceIntensity = 100;
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} else if (m_displayTraceIntensity < 0) {
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m_displayTraceIntensity = 0;
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}
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update();
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}
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void GLSpectrum::setLinear(bool linear)
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{
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m_mutex.lock();
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m_linear = linear;
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setUseCalibration(bool useCalibration)
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{
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m_mutex.lock();
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m_useCalibration = useCalibration;
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if (m_messageQueueToGUI) {
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m_messageQueueToGUI->push(new MsgReportCalibrationShift(m_useCalibration ? m_calibrationShiftdB : 0.0));
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}
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::addChannelMarker(ChannelMarker* channelMarker)
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{
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m_mutex.lock();
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connect(channelMarker, SIGNAL(changedByAPI()), this, SLOT(channelMarkerChanged()));
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connect(channelMarker, SIGNAL(destroyed(QObject*)), this, SLOT(channelMarkerDestroyed(QObject*)));
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m_channelMarkerStates.append(new ChannelMarkerState(channelMarker));
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m_changesPending = true;
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stopDrag();
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::removeChannelMarker(ChannelMarker* channelMarker)
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{
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m_mutex.lock();
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for (int i = 0; i < m_channelMarkerStates.size(); ++i)
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{
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if (m_channelMarkerStates[i]->m_channelMarker == channelMarker)
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{
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channelMarker->disconnect(this);
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delete m_channelMarkerStates.takeAt(i);
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m_changesPending = true;
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stopDrag();
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m_mutex.unlock();
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update();
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return;
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}
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}
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m_mutex.unlock();
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}
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void GLSpectrum::setHistogramMarkers(const QList<SpectrumHistogramMarker>& histogramMarkers)
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{
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m_mutex.lock();
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m_histogramMarkers = histogramMarkers;
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updateHistogramMarkers();
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setWaterfallMarkers(const QList<SpectrumWaterfallMarker>& waterfallMarkers)
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{
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m_mutex.lock();
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m_waterfallMarkers = waterfallMarkers;
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updateWaterfallMarkers();
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setAnnotationMarkers(const QList<SpectrumAnnotationMarker>& annotationMarkers)
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{
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m_mutex.lock();
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m_annotationMarkers = annotationMarkers;
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updateAnnotationMarkers();
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setMarkersDisplay(SpectrumSettings::MarkersDisplay markersDisplay)
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{
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m_mutex.lock();
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m_markersDisplay = markersDisplay;
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updateMarkersDisplay();
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setCalibrationPoints(const QList<SpectrumCalibrationPoint>& calibrationPoints)
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{
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m_mutex.lock();
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m_calibrationPoints = calibrationPoints;
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updateCalibrationPoints();
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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void GLSpectrum::setCalibrationInterpMode(SpectrumSettings::CalibrationInterpolationMode mode)
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{
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m_mutex.lock();
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m_calibrationInterpMode = mode;
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updateCalibrationPoints();
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m_changesPending = true;
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m_mutex.unlock();
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update();
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}
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float GLSpectrum::getPowerMax() const
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{
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return m_linear ? m_powerScale.getRangeMax() : CalcDb::powerFromdB(m_powerScale.getRangeMax());
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}
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float GLSpectrum::getTimeMax() const
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{
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return m_timeScale.getRangeMax();
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}
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void GLSpectrum::newSpectrum(const Real *spectrum, int nbBins, int fftSize)
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{
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QMutexLocker mutexLocker(&m_mutex);
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m_displayChanged = true;
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if (m_changesPending)
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{
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m_fftSize = fftSize;
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m_nbBins = nbBins;
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return;
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}
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if ((fftSize != m_fftSize) || (m_nbBins != nbBins))
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{
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m_fftSize = fftSize;
|
|
m_nbBins = nbBins;
|
|
m_changesPending = true;
|
|
return;
|
|
}
|
|
|
|
updateWaterfall(spectrum);
|
|
updateHistogram(spectrum);
|
|
}
|
|
|
|
void GLSpectrum::updateWaterfall(const Real *spectrum)
|
|
{
|
|
if (m_waterfallBufferPos < m_waterfallBuffer->height())
|
|
{
|
|
quint32* pix = (quint32*)m_waterfallBuffer->scanLine(m_waterfallBufferPos);
|
|
|
|
for (int i = 0; i < m_nbBins; i++)
|
|
{
|
|
int v = (int)((spectrum[i] - m_referenceLevel) * 2.4 * 100.0 / m_powerRange + 240.0);
|
|
|
|
if (v > 239) {
|
|
v = 239;
|
|
} else if (v < 0) {
|
|
v = 0;
|
|
}
|
|
|
|
*pix++ = m_waterfallPalette[(int)v];
|
|
}
|
|
|
|
m_waterfallBufferPos++;
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::updateHistogram(const Real *spectrum)
|
|
{
|
|
quint8* b = m_histogram;
|
|
int fftMulSize = 100 * m_nbBins;
|
|
|
|
if ((m_displayHistogram || m_displayMaxHold) && (m_decay != 0))
|
|
{
|
|
m_decayDivisorCount--;
|
|
|
|
if ((m_decay > 1) || (m_decayDivisorCount <= 0))
|
|
{
|
|
for (int i = 0; i < fftMulSize; i++)
|
|
{
|
|
if (*b > m_decay) {
|
|
*b = *b - m_decay;
|
|
} else {
|
|
*b = 0;
|
|
}
|
|
|
|
b++;
|
|
}
|
|
|
|
m_decayDivisorCount = m_decayDivisor;
|
|
}
|
|
}
|
|
|
|
m_currentSpectrum = spectrum; // Store spectrum for current spectrum line display
|
|
|
|
#if 0 //def USE_SSE2
|
|
if(m_decay >= 0) { // normal
|
|
const __m128 refl = {m_referenceLevel, m_referenceLevel, m_referenceLevel, m_referenceLevel};
|
|
const __m128 power = {m_powerRange, m_powerRange, m_powerRange, m_powerRange};
|
|
const __m128 mul = {100.0f, 100.0f, 100.0f, 100.0f};
|
|
|
|
for(int i = 0; i < m_fftSize; i += 4) {
|
|
__m128 abc = _mm_loadu_ps (&spectrum[i]);
|
|
abc = _mm_sub_ps(abc, refl);
|
|
abc = _mm_mul_ps(abc, mul);
|
|
abc = _mm_div_ps(abc, power);
|
|
abc = _mm_add_ps(abc, mul);
|
|
__m128i result = _mm_cvtps_epi32(abc);
|
|
|
|
for(int j = 0; j < 4; j++) {
|
|
int v = ((int*)&result)[j];
|
|
if((v >= 0) && (v <= 99)) {
|
|
b = m_histogram + (i + j) * 100 + v;
|
|
if(*b < 220)
|
|
*b += m_histogramStroke; // was 4
|
|
else if(*b < 239)
|
|
*b += 1;
|
|
}
|
|
}
|
|
}
|
|
} else { // draw double pixels
|
|
int add = -m_decay * 4;
|
|
const __m128 refl = {m_referenceLevel, m_referenceLevel, m_referenceLevel, m_referenceLevel};
|
|
const __m128 power = {m_powerRange, m_powerRange, m_powerRange, m_powerRange};
|
|
const __m128 mul = {100.0f, 100.0f, 100.0f, 100.0f};
|
|
|
|
for(int i = 0; i < m_fftSize; i += 4) {
|
|
__m128 abc = _mm_loadu_ps (&spectrum[i]);
|
|
abc = _mm_sub_ps(abc, refl);
|
|
abc = _mm_mul_ps(abc, mul);
|
|
abc = _mm_div_ps(abc, power);
|
|
abc = _mm_add_ps(abc, mul);
|
|
__m128i result = _mm_cvtps_epi32(abc);
|
|
|
|
for(int j = 0; j < 4; j++) {
|
|
int v = ((int*)&result)[j];
|
|
if((v >= 1) && (v <= 98)) {
|
|
b = m_histogram + (i + j) * 100 + v;
|
|
if(b[-1] < 220)
|
|
b[-1] += add;
|
|
else if(b[-1] < 239)
|
|
b[-1] += 1;
|
|
if(b[0] < 220)
|
|
b[0] += add;
|
|
else if(b[0] < 239)
|
|
b[0] += 1;
|
|
if(b[1] < 220)
|
|
b[1] += add;
|
|
else if(b[1] < 239)
|
|
b[1] += 1;
|
|
} else if((v >= 0) && (v <= 99)) {
|
|
b = m_histogram + (i + j) * 100 + v;
|
|
if(*b < 220)
|
|
*b += add;
|
|
else if(*b < 239)
|
|
*b += 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
#else
|
|
for (int i = 0; i < m_nbBins; i++)
|
|
{
|
|
int v = (int)((spectrum[i] - m_referenceLevel) * 100.0 / m_powerRange + 100.0);
|
|
|
|
if ((v >= 0) && (v <= 99))
|
|
{
|
|
b = m_histogram + i * 100 + v;
|
|
|
|
// capping to 239 as palette values are [0..239]
|
|
if (*b + m_histogramStroke <= 239) {
|
|
*b += m_histogramStroke; // was 4
|
|
} else {
|
|
*b = 239;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void GLSpectrum::initializeGL()
|
|
{
|
|
QOpenGLContext *glCurrentContext = QOpenGLContext::currentContext();
|
|
|
|
if (glCurrentContext)
|
|
{
|
|
if (QOpenGLContext::currentContext()->isValid()) {
|
|
qDebug() << "GLSpectrum::initializeGL: context:"
|
|
<< " major: " << (QOpenGLContext::currentContext()->format()).majorVersion()
|
|
<< " minor: " << (QOpenGLContext::currentContext()->format()).minorVersion()
|
|
<< " ES: " << (QOpenGLContext::currentContext()->isOpenGLES() ? "yes" : "no");
|
|
}
|
|
else {
|
|
qDebug() << "GLSpectrum::initializeGL: current context is invalid";
|
|
}
|
|
}
|
|
else
|
|
{
|
|
qCritical() << "GLSpectrum::initializeGL: no current context";
|
|
return;
|
|
}
|
|
|
|
connect(glCurrentContext, &QOpenGLContext::aboutToBeDestroyed, this, &GLSpectrum::cleanup);
|
|
|
|
QOpenGLFunctions *glFunctions = QOpenGLContext::currentContext()->functions();
|
|
glFunctions->initializeOpenGLFunctions();
|
|
|
|
//glDisable(GL_DEPTH_TEST);
|
|
m_glShaderSimple.initializeGL();
|
|
m_glShaderLeftScale.initializeGL();
|
|
m_glShaderFrequencyScale.initializeGL();
|
|
m_glShaderWaterfall.initializeGL();
|
|
m_glShaderHistogram.initializeGL();
|
|
m_glShaderTextOverlay.initializeGL();
|
|
m_glShaderInfo.initializeGL();
|
|
}
|
|
|
|
void GLSpectrum::resizeGL(int width, int height)
|
|
{
|
|
QMutexLocker mutexLocker(&m_mutex);
|
|
QOpenGLFunctions *glFunctions = QOpenGLContext::currentContext()->functions();
|
|
glFunctions->glViewport(0, 0, width, height);
|
|
m_changesPending = true;
|
|
}
|
|
|
|
void GLSpectrum::clearSpectrumHistogram()
|
|
{
|
|
if (!m_mutex.tryLock(2)) {
|
|
return;
|
|
}
|
|
|
|
memset(m_histogram, 0x00, 100 * m_nbBins);
|
|
|
|
m_mutex.unlock();
|
|
update();
|
|
}
|
|
|
|
void GLSpectrum::paintGL()
|
|
{
|
|
if (!m_mutex.tryLock(2)) {
|
|
return;
|
|
}
|
|
|
|
if (m_changesPending)
|
|
{
|
|
applyChanges();
|
|
m_changesPending = false;
|
|
}
|
|
|
|
if (m_nbBins <= 0)
|
|
{
|
|
m_mutex.unlock();
|
|
return;
|
|
}
|
|
|
|
QOpenGLFunctions *glFunctions = QOpenGLContext::currentContext()->functions();
|
|
glFunctions->glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
|
|
glFunctions->glClear(GL_COLOR_BUFFER_BIT);
|
|
|
|
// paint waterfall
|
|
if (m_displayWaterfall)
|
|
{
|
|
{
|
|
GLfloat vtx1[] = {
|
|
0, m_invertedWaterfall ? 0.0f : 1.0f,
|
|
1, m_invertedWaterfall ? 0.0f : 1.0f,
|
|
1, m_invertedWaterfall ? 1.0f : 0.0f,
|
|
0, m_invertedWaterfall ? 1.0f : 0.0f
|
|
};
|
|
|
|
|
|
if (m_waterfallTexturePos + m_waterfallBufferPos < m_waterfallTextureHeight)
|
|
{
|
|
m_glShaderWaterfall.subTexture(0, m_waterfallTexturePos, m_nbBins, m_waterfallBufferPos, m_waterfallBuffer->scanLine(0));
|
|
m_waterfallTexturePos += m_waterfallBufferPos;
|
|
}
|
|
else
|
|
{
|
|
int breakLine = m_waterfallTextureHeight - m_waterfallTexturePos;
|
|
int linesLeft = m_waterfallTexturePos + m_waterfallBufferPos - m_waterfallTextureHeight;
|
|
m_glShaderWaterfall.subTexture(0, m_waterfallTexturePos, m_nbBins, breakLine, m_waterfallBuffer->scanLine(0));
|
|
m_glShaderWaterfall.subTexture(0, 0, m_nbBins, linesLeft, m_waterfallBuffer->scanLine(breakLine));
|
|
m_waterfallTexturePos = linesLeft;
|
|
}
|
|
|
|
m_waterfallBufferPos = 0;
|
|
|
|
float prop_y = m_waterfallTexturePos / (m_waterfallTextureHeight - 1.0);
|
|
float off = 1.0 / (m_waterfallTextureHeight - 1.0);
|
|
|
|
GLfloat tex1[] = {
|
|
0, prop_y + 1 - off,
|
|
1, prop_y + 1 - off,
|
|
1, prop_y,
|
|
0, prop_y
|
|
};
|
|
|
|
m_glShaderWaterfall.drawSurface(m_glWaterfallBoxMatrix, tex1, vtx1, 4);
|
|
}
|
|
|
|
// paint channels
|
|
if (m_mouseInside)
|
|
{
|
|
for (int i = 0; i < m_channelMarkerStates.size(); ++i)
|
|
{
|
|
ChannelMarkerState* dv = m_channelMarkerStates[i];
|
|
|
|
if (dv->m_channelMarker->getVisible()
|
|
&& (dv->m_channelMarker->getSourceOrSinkStream() == m_displaySourceOrSink)
|
|
&& dv->m_channelMarker->streamIndexApplies(m_displayStreamIndex))
|
|
{
|
|
{
|
|
GLfloat q3[] {
|
|
0, 0,
|
|
1, 0,
|
|
1, 1,
|
|
0, 1,
|
|
0.5, 0,
|
|
0.5, 1,
|
|
};
|
|
|
|
QVector4D color(dv->m_channelMarker->getColor().redF(), dv->m_channelMarker->getColor().greenF(), dv->m_channelMarker->getColor().blueF(), 0.3f);
|
|
m_glShaderSimple.drawSurface(dv->m_glMatrixWaterfall, color, q3, 4);
|
|
|
|
QVector4D colorLine(0.8f, 0.8f, 0.6f, 1.0f);
|
|
m_glShaderSimple.drawSegments(dv->m_glMatrixDsbWaterfall, colorLine, &q3[8], 2);
|
|
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// draw rect around
|
|
{
|
|
GLfloat q3[] {
|
|
1, 1,
|
|
0, 1,
|
|
0, 0,
|
|
1, 0
|
|
};
|
|
|
|
QVector4D color(1.0f, 1.0f, 1.0f, 0.5f);
|
|
m_glShaderSimple.drawContour(m_glWaterfallBoxMatrix, color, q3, 4);
|
|
}
|
|
}
|
|
|
|
// paint histogram
|
|
if (m_displayHistogram || m_displayMaxHold || m_displayCurrent)
|
|
{
|
|
if (m_displayHistogram)
|
|
{
|
|
{
|
|
// import new lines into the texture
|
|
quint32* pix;
|
|
quint8* bs = m_histogram;
|
|
|
|
for (int y = 0; y < 100; y++)
|
|
{
|
|
quint8* b = bs;
|
|
pix = (quint32*)m_histogramBuffer->scanLine(99 - y);
|
|
|
|
for (int x = 0; x < m_nbBins; x++)
|
|
{
|
|
*pix = m_histogramPalette[*b];
|
|
pix++;
|
|
b += 100;
|
|
}
|
|
|
|
bs++;
|
|
}
|
|
|
|
GLfloat vtx1[] = {
|
|
0, 0,
|
|
1, 0,
|
|
1, 1,
|
|
0, 1
|
|
};
|
|
GLfloat tex1[] = {
|
|
0, 0,
|
|
1, 0,
|
|
1, 1,
|
|
0, 1
|
|
};
|
|
|
|
m_glShaderHistogram.subTexture(0, 0, m_nbBins, 100, m_histogramBuffer->scanLine(0));
|
|
m_glShaderHistogram.drawSurface(m_glHistogramBoxMatrix, tex1, vtx1, 4);
|
|
}
|
|
}
|
|
|
|
|
|
// paint channels
|
|
if (m_mouseInside)
|
|
{
|
|
// Effective BW overlays
|
|
for (int i = 0; i < m_channelMarkerStates.size(); ++i)
|
|
{
|
|
ChannelMarkerState* dv = m_channelMarkerStates[i];
|
|
|
|
if (dv->m_channelMarker->getVisible()
|
|
&& (dv->m_channelMarker->getSourceOrSinkStream() == m_displaySourceOrSink)
|
|
&& dv->m_channelMarker->streamIndexApplies(m_displayStreamIndex))
|
|
{
|
|
{
|
|
GLfloat q3[] {
|
|
0, 0,
|
|
1, 0,
|
|
1, 1,
|
|
0, 1,
|
|
0.5, 0,
|
|
0.5, 1
|
|
};
|
|
|
|
QVector4D color(dv->m_channelMarker->getColor().redF(), dv->m_channelMarker->getColor().greenF(), dv->m_channelMarker->getColor().blueF(), 0.3f);
|
|
m_glShaderSimple.drawSurface(dv->m_glMatrixHistogram, color, q3, 4);
|
|
|
|
QVector4D colorLine(0.8f, 0.8f, 0.6f, 1.0f);
|
|
|
|
if (dv->m_channelMarker->getSidebands() != ChannelMarker::dsb) {
|
|
q3[6] = 0.5;
|
|
}
|
|
|
|
m_glShaderSimple.drawSegments(dv->m_glMatrixDsbHistogram, colorLine, &q3[8], 2);
|
|
m_glShaderSimple.drawSegments(dv->m_glMatrixFreqScale, colorLine, q3, 2);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// draw rect around
|
|
{
|
|
GLfloat q3[] {
|
|
1, 1,
|
|
0, 1,
|
|
0, 0,
|
|
1, 0
|
|
};
|
|
|
|
QVector4D color(1.0f, 1.0f, 1.0f, 0.5f);
|
|
m_glShaderSimple.drawContour(m_glHistogramBoxMatrix, color, q3, 4);
|
|
}
|
|
}
|
|
|
|
// paint left scales (time and power)
|
|
if (m_displayWaterfall || m_displayMaxHold || m_displayCurrent || m_displayHistogram )
|
|
{
|
|
{
|
|
GLfloat vtx1[] = {
|
|
0, 1,
|
|
1, 1,
|
|
1, 0,
|
|
0, 0
|
|
};
|
|
GLfloat tex1[] = {
|
|
0, 1,
|
|
1, 1,
|
|
1, 0,
|
|
0, 0
|
|
};
|
|
|
|
m_glShaderLeftScale.drawSurface(m_glLeftScaleBoxMatrix, tex1, vtx1, 4);
|
|
}
|
|
}
|
|
|
|
// paint frequency scale
|
|
if (m_displayWaterfall || m_displayMaxHold || m_displayCurrent || m_displayHistogram )
|
|
{
|
|
{
|
|
GLfloat vtx1[] = {
|
|
0, 1,
|
|
1, 1,
|
|
1, 0,
|
|
0, 0
|
|
};
|
|
GLfloat tex1[] = {
|
|
0, 1,
|
|
1, 1,
|
|
1, 0,
|
|
0, 0
|
|
};
|
|
|
|
m_glShaderFrequencyScale.drawSurface(m_glFrequencyScaleBoxMatrix, tex1, vtx1, 4);
|
|
}
|
|
|
|
// paint channels
|
|
|
|
// Effective bandwidth overlays
|
|
for (int i = 0; i < m_channelMarkerStates.size(); ++i)
|
|
{
|
|
ChannelMarkerState* dv = m_channelMarkerStates[i];
|
|
|
|
// frequency scale channel overlay
|
|
if (dv->m_channelMarker->getVisible()
|
|
&& (dv->m_channelMarker->getSourceOrSinkStream() == m_displaySourceOrSink)
|
|
&& dv->m_channelMarker->streamIndexApplies(m_displayStreamIndex))
|
|
{
|
|
{
|
|
GLfloat q3[] {
|
|
1, 0.2,
|
|
0, 0.2,
|
|
0, 0,
|
|
1, 0,
|
|
0.5, 0,
|
|
0.5, 1
|
|
};
|
|
|
|
QVector4D color(dv->m_channelMarker->getColor().redF(), dv->m_channelMarker->getColor().greenF(), dv->m_channelMarker->getColor().blueF(), 0.5f);
|
|
m_glShaderSimple.drawSurface(dv->m_glMatrixFreqScale, color, q3, 4);
|
|
|
|
if (dv->m_channelMarker->getHighlighted())
|
|
{
|
|
QVector4D colorLine(0.8f, 0.8f, 0.6f, 1.0f);
|
|
m_glShaderSimple.drawSegments(dv->m_glMatrixDsbFreqScale, colorLine, &q3[8], 2);
|
|
m_glShaderSimple.drawSegments(dv->m_glMatrixFreqScale, colorLine, &q3[4], 2);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// paint max hold lines on top of histogram
|
|
if (m_displayMaxHold)
|
|
{
|
|
if (m_maxHold.size() < (uint) m_nbBins) {
|
|
m_maxHold.resize(m_nbBins);
|
|
}
|
|
|
|
for (int i = 0; i < m_nbBins; i++)
|
|
{
|
|
int j;
|
|
quint8* bs = m_histogram + i * 100;
|
|
|
|
for (j = 99; j >= 0; j--)
|
|
{
|
|
if (bs[j] > 0) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
// m_referenceLevel : top
|
|
// m_referenceLevel - m_powerRange : bottom
|
|
m_maxHold[i] = ((j - 99) * m_powerRange) / 99.0 + m_referenceLevel;
|
|
}
|
|
{
|
|
GLfloat *q3 = m_q3FFT.m_array;
|
|
|
|
for (int i = 0; i < m_nbBins; i++)
|
|
{
|
|
Real v = m_maxHold[i] - m_referenceLevel;
|
|
|
|
if (v >= 0) {
|
|
v = 0;
|
|
} else if (v < -m_powerRange) {
|
|
v = -m_powerRange;
|
|
}
|
|
|
|
q3[2*i] = (Real) i;
|
|
q3[2*i+1] = v;
|
|
}
|
|
|
|
QVector4D color(1.0f, 0.0f, 0.0f, (float) m_displayTraceIntensity / 100.0f);
|
|
m_glShaderSimple.drawPolyline(m_glHistogramSpectrumMatrix, color, q3, m_nbBins);
|
|
}
|
|
}
|
|
|
|
// paint current spectrum line on top of histogram
|
|
if ((m_displayCurrent) && m_currentSpectrum)
|
|
{
|
|
{
|
|
Real bottom = -m_powerRange;
|
|
GLfloat *q3 = m_q3FFT.m_array;
|
|
|
|
for (int i = 0; i < m_nbBins; i++)
|
|
{
|
|
Real v = m_currentSpectrum[i] - m_referenceLevel;
|
|
|
|
if (v > 0) {
|
|
v = 0;
|
|
} else if (v < bottom) {
|
|
v = bottom;
|
|
}
|
|
|
|
q3[2*i] = (Real) i;
|
|
q3[2*i+1] = v;
|
|
}
|
|
|
|
QVector4D color(1.0f, 1.0f, 0.25f, (float) m_displayTraceIntensity / 100.0f);
|
|
m_glShaderSimple.drawPolyline(m_glHistogramSpectrumMatrix, color, q3, m_nbBins);
|
|
}
|
|
}
|
|
|
|
if (m_markersDisplay == SpectrumSettings::MarkersDisplaySpectrum) {
|
|
drawSpectrumMarkers();
|
|
} else if (m_markersDisplay == SpectrumSettings::MarkersDisplayAnnotations) {
|
|
drawAnnotationMarkers();
|
|
}
|
|
|
|
// paint waterfall grid
|
|
if (m_displayWaterfall && m_displayGrid)
|
|
{
|
|
const ScaleEngine::TickList* tickList;
|
|
const ScaleEngine::Tick* tick;
|
|
tickList = &m_timeScale.getTickList();
|
|
|
|
{
|
|
GLfloat *q3 = m_q3TickTime.m_array;
|
|
int effectiveTicks = 0;
|
|
|
|
for (int i= 0; i < tickList->count(); i++)
|
|
{
|
|
tick = &(*tickList)[i];
|
|
|
|
if (tick->major)
|
|
{
|
|
if (tick->textSize > 0)
|
|
{
|
|
float y = tick->pos / m_timeScale.getSize();
|
|
q3[4*effectiveTicks] = 0;
|
|
q3[4*effectiveTicks+1] = y;
|
|
q3[4*effectiveTicks+2] = 1;
|
|
q3[4*effectiveTicks+3] = y;
|
|
effectiveTicks++;
|
|
}
|
|
}
|
|
}
|
|
|
|
QVector4D color(1.0f, 1.0f, 1.0f, (float) m_displayGridIntensity / 100.0f);
|
|
m_glShaderSimple.drawSegments(m_glWaterfallBoxMatrix, color, q3, 2*effectiveTicks);
|
|
}
|
|
|
|
tickList = &m_frequencyScale.getTickList();
|
|
|
|
{
|
|
GLfloat *q3 = m_q3TickFrequency.m_array;
|
|
int effectiveTicks = 0;
|
|
|
|
for (int i= 0; i < tickList->count(); i++)
|
|
{
|
|
tick = &(*tickList)[i];
|
|
|
|
if (tick->major)
|
|
{
|
|
if (tick->textSize > 0)
|
|
{
|
|
float x = tick->pos / m_frequencyScale.getSize();
|
|
q3[4*effectiveTicks] = x;
|
|
q3[4*effectiveTicks+1] = 0;
|
|
q3[4*effectiveTicks+2] = x;
|
|
q3[4*effectiveTicks+3] = 1;
|
|
effectiveTicks++;
|
|
}
|
|
}
|
|
}
|
|
|
|
QVector4D color(1.0f, 1.0f, 1.0f, (float) m_displayGridIntensity / 100.0f);
|
|
m_glShaderSimple.drawSegments(m_glWaterfallBoxMatrix, color, q3, 2*effectiveTicks);
|
|
}
|
|
}
|
|
|
|
// paint histogram grid
|
|
if ((m_displayHistogram || m_displayMaxHold || m_displayCurrent) && (m_displayGrid))
|
|
{
|
|
const ScaleEngine::TickList* tickList;
|
|
const ScaleEngine::Tick* tick;
|
|
tickList = &m_powerScale.getTickList();
|
|
|
|
{
|
|
GLfloat *q3 = m_q3TickPower.m_array;
|
|
int effectiveTicks = 0;
|
|
|
|
for (int i= 0; i < tickList->count(); i++)
|
|
{
|
|
tick = &(*tickList)[i];
|
|
|
|
if (tick->major)
|
|
{
|
|
if (tick->textSize > 0)
|
|
{
|
|
float y = tick->pos / m_powerScale.getSize();
|
|
q3[4*effectiveTicks] = 0;
|
|
q3[4*effectiveTicks+1] = 1-y;
|
|
q3[4*effectiveTicks+2] = 1;
|
|
q3[4*effectiveTicks+3] = 1-y;
|
|
effectiveTicks++;
|
|
}
|
|
}
|
|
}
|
|
|
|
QVector4D color(1.0f, 1.0f, 1.0f, (float) m_displayGridIntensity / 100.0f);
|
|
m_glShaderSimple.drawSegments(m_glHistogramBoxMatrix, color, q3, 2*effectiveTicks);
|
|
}
|
|
|
|
tickList = &m_frequencyScale.getTickList();
|
|
|
|
{
|
|
GLfloat *q3 = m_q3TickFrequency.m_array;
|
|
int effectiveTicks = 0;
|
|
|
|
for (int i= 0; i < tickList->count(); i++)
|
|
{
|
|
tick = &(*tickList)[i];
|
|
|
|
if (tick->major)
|
|
{
|
|
if (tick->textSize > 0)
|
|
{
|
|
float x = tick->pos / m_frequencyScale.getSize();
|
|
q3[4*effectiveTicks] = x;
|
|
q3[4*effectiveTicks+1] = 0;
|
|
q3[4*effectiveTicks+2] = x;
|
|
q3[4*effectiveTicks+3] = 1;
|
|
effectiveTicks++;
|
|
}
|
|
}
|
|
}
|
|
|
|
QVector4D color(1.0f, 1.0f, 1.0f, (float) m_displayGridIntensity / 100.0f);
|
|
m_glShaderSimple.drawSegments(m_glHistogramBoxMatrix, color, q3, 2*effectiveTicks);
|
|
}
|
|
}
|
|
|
|
// Paint info line
|
|
{
|
|
GLfloat vtx1[] = {
|
|
0, 1,
|
|
1, 1,
|
|
1, 0,
|
|
0, 0
|
|
};
|
|
GLfloat tex1[] = {
|
|
0, 1,
|
|
1, 1,
|
|
1, 0,
|
|
0, 0
|
|
};
|
|
|
|
m_glShaderInfo.drawSurface(m_glInfoBoxMatrix, tex1, vtx1, 4);
|
|
}
|
|
|
|
m_mutex.unlock();
|
|
}
|
|
|
|
void GLSpectrum::drawSpectrumMarkers()
|
|
{
|
|
if (!m_currentSpectrum) {
|
|
return;
|
|
}
|
|
|
|
QVector4D lineColor(1.0f, 1.0f, 1.0f, 0.3f);
|
|
|
|
// paint histogram markers
|
|
if (m_histogramMarkers.size() > 0)
|
|
{
|
|
for (int i = 0; i < m_histogramMarkers.size(); i++)
|
|
{
|
|
if (!m_histogramMarkers.at(i).m_show) {
|
|
continue;
|
|
}
|
|
|
|
QPointF ypoint = m_histogramMarkers.at(i).m_point;
|
|
QString powerStr = m_histogramMarkers.at(i).m_powerStr;
|
|
|
|
if (m_histogramMarkers.at(i).m_markerType == SpectrumHistogramMarker::SpectrumMarkerTypePower)
|
|
{
|
|
float power = m_linear ?
|
|
m_currentSpectrum[m_histogramMarkers.at(i).m_fftBin] * (m_useCalibration ? m_calibrationGain : 1.0f):
|
|
m_currentSpectrum[m_histogramMarkers.at(i).m_fftBin] + (m_useCalibration ? m_calibrationShiftdB : 0.0f);
|
|
ypoint.ry() =
|
|
(m_powerScale.getRangeMax() - power) / m_powerScale.getRange();
|
|
ypoint.ry() = ypoint.ry() < 0 ?
|
|
0 :
|
|
ypoint.ry() > 1 ? 1 : ypoint.ry();
|
|
powerStr = displayPower(
|
|
power,
|
|
m_linear ? 'e' : 'f',
|
|
m_linear ? 3 : 1
|
|
);
|
|
}
|
|
else if (m_histogramMarkers.at(i).m_markerType == SpectrumHistogramMarker::SpectrumMarkerTypePowerMax)
|
|
{
|
|
float power = m_currentSpectrum[m_histogramMarkers.at(i).m_fftBin];
|
|
|
|
if ((m_histogramMarkers.at(i).m_holdReset) || (power > m_histogramMarkers[i].m_powerMax))
|
|
{
|
|
m_histogramMarkers[i].m_powerMax = power;
|
|
m_histogramMarkers[i].m_holdReset = false;
|
|
}
|
|
|
|
float powerMax = m_linear ?
|
|
m_histogramMarkers[i].m_powerMax * (m_useCalibration ? m_calibrationGain : 1.0f) :
|
|
m_histogramMarkers[i].m_powerMax + (m_useCalibration ? m_calibrationShiftdB : 0.0f);
|
|
|
|
ypoint.ry() =
|
|
(m_powerScale.getRangeMax() - powerMax) / m_powerScale.getRange();
|
|
ypoint.ry() = ypoint.ry() < 0 ?
|
|
0 : ypoint.ry() > 1 ?
|
|
1 : ypoint.ry();
|
|
powerStr = displayPower(
|
|
powerMax,
|
|
m_linear ? 'e' : 'f',
|
|
m_linear ? 3 : 1
|
|
);
|
|
}
|
|
|
|
// crosshairs
|
|
GLfloat h[] {
|
|
(float) m_histogramMarkers.at(i).m_point.x(), 0,
|
|
(float) m_histogramMarkers.at(i).m_point.x(), 1
|
|
};
|
|
m_glShaderSimple.drawSegments(m_glHistogramBoxMatrix, lineColor, h, 2);
|
|
GLfloat v[] {
|
|
0, (float) ypoint.y(),
|
|
1, (float) ypoint.y()
|
|
};
|
|
m_glShaderSimple.drawSegments(m_glHistogramBoxMatrix, lineColor, v, 2);
|
|
QColor textColor = m_histogramMarkers.at(i).m_markerColor;
|
|
// text
|
|
if (i == 0)
|
|
{
|
|
drawTextOverlay(
|
|
m_histogramMarkers.at(i).m_frequencyStr,
|
|
textColor,
|
|
m_textOverlayFont,
|
|
m_histogramMarkers.at(i).m_point.x() * m_histogramRect.width(),
|
|
(m_invertedWaterfall || (m_waterfallHeight == 0)) ? m_histogramRect.height() : 0,
|
|
m_histogramMarkers.at(i).m_point.x() < 0.5f,
|
|
!m_invertedWaterfall && (m_waterfallHeight != 0),
|
|
m_histogramRect);
|
|
drawTextOverlay(
|
|
powerStr,
|
|
textColor,
|
|
m_textOverlayFont,
|
|
0,
|
|
ypoint.y() * m_histogramRect.height(),
|
|
true,
|
|
ypoint.y() < 0.5f,
|
|
m_histogramRect);
|
|
}
|
|
else
|
|
{
|
|
textColor.setAlpha(192);
|
|
float power0, poweri;
|
|
|
|
if (m_histogramMarkers.at(0).m_markerType == SpectrumHistogramMarker::SpectrumMarkerTypePower) {
|
|
power0 = m_currentSpectrum[m_histogramMarkers.at(0).m_fftBin];
|
|
} else if (m_histogramMarkers.at(0).m_markerType == SpectrumHistogramMarker::SpectrumMarkerTypePowerMax) {
|
|
power0 = m_histogramMarkers.at(0).m_powerMax;
|
|
} else {
|
|
power0 = m_linear ? m_histogramMarkers.at(0).m_power : CalcDb::dbPower(m_histogramMarkers.at(0).m_power);
|
|
}
|
|
|
|
if (m_histogramMarkers.at(i).m_markerType == SpectrumHistogramMarker::SpectrumMarkerTypePower) {
|
|
poweri = m_currentSpectrum[m_histogramMarkers.at(i).m_fftBin];
|
|
} else if (m_histogramMarkers.at(i).m_markerType == SpectrumHistogramMarker::SpectrumMarkerTypePowerMax) {
|
|
poweri = m_histogramMarkers.at(i).m_powerMax;
|
|
} else {
|
|
poweri = m_linear ? m_histogramMarkers.at(i).m_power : CalcDb::dbPower(m_histogramMarkers.at(i).m_power);
|
|
}
|
|
|
|
QString deltaPowerStr;
|
|
|
|
if (m_linear) {
|
|
deltaPowerStr = QString::number(poweri - power0, 'e', 3);
|
|
} else {
|
|
deltaPowerStr = QString::number(poweri - power0, 'f', 1);
|
|
}
|
|
|
|
drawTextOverlay(
|
|
m_histogramMarkers.at(i).m_deltaFrequencyStr,
|
|
textColor,
|
|
m_textOverlayFont,
|
|
m_histogramMarkers.at(i).m_point.x() * m_histogramRect.width(),
|
|
(m_invertedWaterfall || (m_waterfallHeight == 0)) ? 0 : m_histogramRect.height(),
|
|
m_histogramMarkers.at(i).m_point.x() < 0.5f,
|
|
(m_invertedWaterfall || (m_waterfallHeight == 0)),
|
|
m_histogramRect);
|
|
drawTextOverlay(
|
|
deltaPowerStr,
|
|
textColor,
|
|
m_textOverlayFont,
|
|
m_histogramRect.width(),
|
|
ypoint.y() * m_histogramRect.height(),
|
|
false,
|
|
ypoint.y() < 0.5f,
|
|
m_histogramRect);
|
|
}
|
|
}
|
|
}
|
|
|
|
// paint waterfall markers
|
|
if (m_waterfallMarkers.size() > 0)
|
|
{
|
|
// crosshairs
|
|
for (int i = 0; i < m_waterfallMarkers.size(); i++)
|
|
{
|
|
if (!m_waterfallMarkers.at(i).m_show) {
|
|
continue;
|
|
}
|
|
|
|
GLfloat h[] {
|
|
(float) m_waterfallMarkers.at(i).m_point.x(), 0,
|
|
(float) m_waterfallMarkers.at(i).m_point.x(), 1
|
|
};
|
|
m_glShaderSimple.drawSegments(m_glWaterfallBoxMatrix, lineColor, h, 2);
|
|
GLfloat v[] {
|
|
0, (float) m_waterfallMarkers.at(i).m_point.y(),
|
|
1, (float) m_waterfallMarkers.at(i).m_point.y()
|
|
};
|
|
m_glShaderSimple.drawSegments(m_glWaterfallBoxMatrix, lineColor, v, 2);
|
|
// }
|
|
// text
|
|
// for (int i = 0; i < m_waterfallMarkers.size(); i++)
|
|
// {
|
|
QColor textColor = m_waterfallMarkers.at(i).m_markerColor;
|
|
textColor.setAlpha(192);
|
|
|
|
if (i == 0)
|
|
{
|
|
drawTextOverlay(
|
|
m_waterfallMarkers.at(i).m_frequencyStr,
|
|
textColor,
|
|
m_textOverlayFont,
|
|
m_waterfallMarkers.at(i).m_point.x() * m_waterfallRect.width(),
|
|
(!m_invertedWaterfall || (m_histogramHeight == 0)) ? m_waterfallRect.height() : 0,
|
|
m_waterfallMarkers.at(i).m_point.x() < 0.5f,
|
|
m_invertedWaterfall && (m_histogramHeight != 0),
|
|
m_waterfallRect);
|
|
drawTextOverlay(
|
|
m_waterfallMarkers.at(i).m_timeStr,
|
|
textColor,
|
|
m_textOverlayFont,
|
|
0,
|
|
m_waterfallMarkers.at(i).m_point.y() * m_waterfallRect.height(),
|
|
true,
|
|
m_waterfallMarkers.at(i).m_point.y() < 0.5f,
|
|
m_waterfallRect);
|
|
}
|
|
else
|
|
{
|
|
drawTextOverlay(
|
|
m_waterfallMarkers.at(i).m_deltaFrequencyStr,
|
|
textColor,
|
|
m_textOverlayFont,
|
|
m_waterfallMarkers.at(i).m_point.x() * m_waterfallRect.width(),
|
|
(!m_invertedWaterfall || (m_histogramHeight == 0)) ? 0 : m_waterfallRect.height(),
|
|
m_waterfallMarkers.at(i).m_point.x() < 0.5f,
|
|
!m_invertedWaterfall || (m_histogramHeight == 0),
|
|
m_waterfallRect);
|
|
drawTextOverlay(
|
|
m_waterfallMarkers.at(i).m_deltaTimeStr,
|
|
textColor,
|
|
m_textOverlayFont,
|
|
m_waterfallRect.width(),
|
|
m_waterfallMarkers.at(i).m_point.y() * m_waterfallRect.height(),
|
|
false,
|
|
m_waterfallMarkers.at(i).m_point.y() < 0.5f,
|
|
m_waterfallRect);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::drawAnnotationMarkers()
|
|
{
|
|
if ((!m_currentSpectrum) || (m_visibleAnnotationMarkers.size() == 0)) {
|
|
return;
|
|
}
|
|
|
|
float h = m_annotationMarkerHeight / (float) m_histogramHeight;
|
|
float htop = 1.0f / (float) m_histogramHeight;
|
|
|
|
for (const auto &marker : m_visibleAnnotationMarkers)
|
|
{
|
|
if (marker->m_show == SpectrumAnnotationMarker::Hidden) {
|
|
continue;
|
|
}
|
|
|
|
QVector4D color(marker->m_markerColor.redF(), marker->m_markerColor.greenF(), marker->m_markerColor.blueF(), 0.5f);
|
|
|
|
if (marker->m_bandwidth == 0)
|
|
{
|
|
GLfloat d[] {
|
|
marker->m_startPos, htop,
|
|
marker->m_startPos, h
|
|
};
|
|
m_glShaderSimple.drawSegments(m_glHistogramBoxMatrix, color, d, 2);
|
|
}
|
|
else
|
|
{
|
|
GLfloat q3[] {
|
|
marker->m_stopPos, h,
|
|
marker->m_startPos, h,
|
|
marker->m_startPos, htop,
|
|
marker->m_stopPos, htop
|
|
};
|
|
m_glShaderSimple.drawSurface(m_glHistogramBoxMatrix, color, q3, 4);
|
|
}
|
|
|
|
if (marker->m_show == SpectrumAnnotationMarker::ShowFull)
|
|
{
|
|
QVector4D color(
|
|
marker->m_markerColor.redF(),
|
|
marker->m_markerColor.greenF(),
|
|
marker->m_markerColor.blueF(), 0.5f
|
|
);
|
|
GLfloat d1[] {
|
|
marker->m_startPos, 0,
|
|
marker->m_startPos, 1,
|
|
};
|
|
m_glShaderSimple.drawSegments(m_glHistogramBoxMatrix, color, d1, 2);
|
|
|
|
if (marker->m_bandwidth != 0)
|
|
{
|
|
GLfloat d2[] {
|
|
marker->m_stopPos, 0,
|
|
marker->m_stopPos, 1,
|
|
};
|
|
m_glShaderSimple.drawSegments(m_glHistogramBoxMatrix, color, d2, 2);
|
|
}
|
|
|
|
float txtpos = marker->m_startPos < 0.5f ?
|
|
marker->m_startPos :
|
|
marker->m_stopPos;
|
|
|
|
drawTextOverlay(
|
|
marker->m_text,
|
|
QColor(255, 255, 255, 192),
|
|
m_textOverlayFont,
|
|
txtpos * m_histogramRect.width(),
|
|
0,
|
|
marker->m_startPos < 0.5f,
|
|
true,
|
|
m_histogramRect);
|
|
}
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::stopDrag()
|
|
{
|
|
if (m_cursorState != CSNormal)
|
|
{
|
|
if ((m_cursorState == CSSplitterMoving) || (m_cursorState == CSChannelMoving)) {
|
|
releaseMouse();
|
|
}
|
|
|
|
setCursor(Qt::ArrowCursor);
|
|
m_cursorState = CSNormal;
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::applyChanges()
|
|
{
|
|
if (m_nbBins <= 0) {
|
|
return;
|
|
}
|
|
|
|
QFontMetrics fm(font());
|
|
int M = fm.horizontalAdvance("-");
|
|
|
|
m_topMargin = fm.ascent() * 2.0;
|
|
m_bottomMargin = fm.ascent() * 1.0;
|
|
m_infoHeight = fm.height() * 3;
|
|
|
|
int waterfallTop = 0;
|
|
m_frequencyScaleHeight = fm.height() * 3; // +1 line for marker frequency scale
|
|
int frequencyScaleTop = 0;
|
|
int histogramTop = 0;
|
|
//int m_leftMargin;
|
|
m_rightMargin = fm.horizontalAdvance("000");
|
|
|
|
// displays both histogram and waterfall
|
|
if (m_displayWaterfall && (m_displayHistogram | m_displayMaxHold | m_displayCurrent))
|
|
{
|
|
m_waterfallHeight = height() * m_waterfallShare - 1;
|
|
|
|
if (m_waterfallHeight < 0) {
|
|
m_waterfallHeight = 0;
|
|
}
|
|
|
|
if (m_invertedWaterfall)
|
|
{
|
|
histogramTop = m_topMargin;
|
|
m_histogramHeight = height() - m_topMargin - m_waterfallHeight - m_frequencyScaleHeight - m_bottomMargin;
|
|
waterfallTop = histogramTop + m_histogramHeight + m_frequencyScaleHeight + 1;
|
|
frequencyScaleTop = histogramTop + m_histogramHeight + 1;
|
|
}
|
|
else
|
|
{
|
|
waterfallTop = m_topMargin;
|
|
frequencyScaleTop = waterfallTop + m_waterfallHeight + 1;
|
|
histogramTop = waterfallTop + m_waterfallHeight + m_frequencyScaleHeight + 1;
|
|
m_histogramHeight = height() - m_topMargin - m_waterfallHeight - m_frequencyScaleHeight - m_bottomMargin;
|
|
}
|
|
|
|
m_timeScale.setSize(m_waterfallHeight);
|
|
|
|
if (m_sampleRate > 0)
|
|
{
|
|
float scaleDiv = ((float)m_sampleRate / (float)m_timingRate) * (m_ssbSpectrum ? 2 : 1);
|
|
float halfFFTSize = m_fftSize / 2;
|
|
|
|
if (halfFFTSize > m_fftOverlap) {
|
|
scaleDiv *= halfFFTSize / (halfFFTSize - m_fftOverlap);
|
|
}
|
|
|
|
if (!m_invertedWaterfall) {
|
|
m_timeScale.setRange(m_timingRate > 1 ? Unit::TimeHMS : Unit::Time, (m_waterfallHeight * m_fftSize) / scaleDiv, 0);
|
|
} else {
|
|
m_timeScale.setRange(m_timingRate > 1 ? Unit::TimeHMS : Unit::Time, 0, (m_waterfallHeight * m_fftSize) / scaleDiv);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
m_timeScale.setRange(Unit::Time, 0, 1);
|
|
}
|
|
|
|
m_powerScale.setSize(m_histogramHeight);
|
|
|
|
if (m_linear)
|
|
{
|
|
Real referenceLevel = m_useCalibration ? m_referenceLevel * m_calibrationGain : m_referenceLevel;
|
|
m_powerScale.setRange(Unit::Scientific, 0.0f, referenceLevel);
|
|
}
|
|
else
|
|
{
|
|
Real referenceLevel = m_useCalibration ? m_referenceLevel + m_calibrationShiftdB : m_referenceLevel;
|
|
m_powerScale.setRange(Unit::Decibel, referenceLevel - m_powerRange, referenceLevel);
|
|
}
|
|
|
|
m_leftMargin = m_timeScale.getScaleWidth();
|
|
|
|
if (m_powerScale.getScaleWidth() > m_leftMargin) {
|
|
m_leftMargin = m_powerScale.getScaleWidth();
|
|
}
|
|
|
|
m_leftMargin += 2 * M;
|
|
|
|
setFrequencyScale();
|
|
|
|
m_glWaterfallBoxMatrix.setToIdentity();
|
|
m_glWaterfallBoxMatrix.translate(
|
|
-1.0f + ((float)(2*m_leftMargin) / (float) width()),
|
|
1.0f - ((float)(2*waterfallTop) / (float) height())
|
|
);
|
|
m_glWaterfallBoxMatrix.scale(
|
|
((float) 2 * (width() - m_leftMargin - m_rightMargin)) / (float) width(),
|
|
(float) (-2*m_waterfallHeight) / (float) height()
|
|
);
|
|
|
|
m_glHistogramBoxMatrix.setToIdentity();
|
|
m_glHistogramBoxMatrix.translate(
|
|
-1.0f + ((float)(2*m_leftMargin) / (float) width()),
|
|
1.0f - ((float)(2*histogramTop) / (float) height())
|
|
);
|
|
m_glHistogramBoxMatrix.scale(
|
|
((float) 2 * (width() - m_leftMargin - m_rightMargin)) / (float) width(),
|
|
(float) (-2*m_histogramHeight) / (float) height()
|
|
);
|
|
|
|
m_glHistogramSpectrumMatrix.setToIdentity();
|
|
m_glHistogramSpectrumMatrix.translate(
|
|
-1.0f + ((float)(2*m_leftMargin) / (float) width()),
|
|
1.0f - ((float)(2*histogramTop) / (float) height())
|
|
);
|
|
m_glHistogramSpectrumMatrix.scale(
|
|
((float) 2 * (width() - m_leftMargin - m_rightMargin)) / ((float) width() * (float)(m_nbBins - 1)),
|
|
((float) 2*m_histogramHeight / height()) / m_powerRange
|
|
);
|
|
|
|
// m_frequencyScaleRect = QRect(
|
|
// 0,
|
|
// frequencyScaleTop,
|
|
// width(),
|
|
// m_frequencyScaleHeight
|
|
// );
|
|
|
|
m_glFrequencyScaleBoxMatrix.setToIdentity();
|
|
m_glFrequencyScaleBoxMatrix.translate (
|
|
-1.0f,
|
|
1.0f - ((float) 2*frequencyScaleTop / (float) height())
|
|
);
|
|
m_glFrequencyScaleBoxMatrix.scale (
|
|
2.0f,
|
|
(float) -2*m_frequencyScaleHeight / (float) height()
|
|
);
|
|
|
|
m_glLeftScaleBoxMatrix.setToIdentity();
|
|
m_glLeftScaleBoxMatrix.translate(-1.0f, 1.0f);
|
|
m_glLeftScaleBoxMatrix.scale(
|
|
(float)(2*(m_leftMargin - 1)) / (float) width(),
|
|
-2.0f
|
|
);
|
|
}
|
|
// displays waterfall only
|
|
else if (m_displayWaterfall)
|
|
{
|
|
m_histogramHeight = 0;
|
|
histogramTop = 0;
|
|
m_bottomMargin = m_frequencyScaleHeight;
|
|
m_waterfallHeight = height() - m_topMargin - m_frequencyScaleHeight;
|
|
waterfallTop = m_topMargin;
|
|
frequencyScaleTop = m_topMargin + m_waterfallHeight + 1;
|
|
|
|
m_timeScale.setSize(m_waterfallHeight);
|
|
|
|
if (m_sampleRate > 0)
|
|
{
|
|
float scaleDiv = ((float)m_sampleRate / (float)m_timingRate) * (m_ssbSpectrum ? 2 : 1);
|
|
float halfFFTSize = m_fftSize / 2;
|
|
|
|
if (halfFFTSize > m_fftOverlap) {
|
|
scaleDiv *= halfFFTSize / (halfFFTSize - m_fftOverlap);
|
|
}
|
|
|
|
if (!m_invertedWaterfall) {
|
|
m_timeScale.setRange(m_timingRate > 1 ? Unit::TimeHMS : Unit::Time, (m_waterfallHeight * m_fftSize) / scaleDiv, 0);
|
|
} else {
|
|
m_timeScale.setRange(m_timingRate > 1 ? Unit::TimeHMS : Unit::Time, 0, (m_waterfallHeight * m_fftSize) / scaleDiv);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (!m_invertedWaterfall) {
|
|
m_timeScale.setRange(m_timingRate > 1 ? Unit::TimeHMS : Unit::Time, 10, 0);
|
|
} else {
|
|
m_timeScale.setRange(m_timingRate > 1 ? Unit::TimeHMS : Unit::Time, 0, 10);
|
|
}
|
|
}
|
|
|
|
m_leftMargin = m_timeScale.getScaleWidth();
|
|
m_leftMargin += 2 * M;
|
|
|
|
setFrequencyScale();
|
|
|
|
m_glWaterfallBoxMatrix.setToIdentity();
|
|
m_glWaterfallBoxMatrix.translate(
|
|
-1.0f + ((float)(2*m_leftMargin) / (float) width()),
|
|
1.0f - ((float)(2*m_topMargin) / (float) height())
|
|
);
|
|
m_glWaterfallBoxMatrix.scale(
|
|
((float) 2 * (width() - m_leftMargin - m_rightMargin)) / (float) width(),
|
|
(float) (-2*m_waterfallHeight) / (float) height()
|
|
);
|
|
|
|
// m_frequencyScaleRect = QRect(
|
|
// 0,
|
|
// frequencyScaleTop,
|
|
// width(),
|
|
// m_frequencyScaleHeight
|
|
// );
|
|
|
|
m_glFrequencyScaleBoxMatrix.setToIdentity();
|
|
m_glFrequencyScaleBoxMatrix.translate (
|
|
-1.0f,
|
|
1.0f - ((float) 2*frequencyScaleTop / (float) height())
|
|
);
|
|
m_glFrequencyScaleBoxMatrix.scale (
|
|
2.0f,
|
|
(float) -2*m_frequencyScaleHeight / (float) height()
|
|
);
|
|
|
|
m_glLeftScaleBoxMatrix.setToIdentity();
|
|
m_glLeftScaleBoxMatrix.translate(-1.0f, 1.0f);
|
|
m_glLeftScaleBoxMatrix.scale(
|
|
(float)(2*(m_leftMargin - 1)) / (float) width(),
|
|
-2.0f
|
|
);
|
|
}
|
|
// displays histogram only
|
|
else if (m_displayHistogram || m_displayMaxHold || m_displayCurrent)
|
|
{
|
|
m_bottomMargin = m_frequencyScaleHeight;
|
|
frequencyScaleTop = height() - m_bottomMargin;
|
|
histogramTop = m_topMargin - 1;
|
|
m_waterfallHeight = 0;
|
|
m_histogramHeight = height() - m_topMargin - m_frequencyScaleHeight;
|
|
|
|
m_powerScale.setSize(m_histogramHeight);
|
|
Real referenceLevel = m_useCalibration ? m_referenceLevel + m_calibrationShiftdB : m_referenceLevel;
|
|
m_powerScale.setRange(Unit::Decibel, referenceLevel - m_powerRange, referenceLevel);
|
|
m_leftMargin = m_powerScale.getScaleWidth();
|
|
m_leftMargin += 2 * M;
|
|
|
|
setFrequencyScale();
|
|
|
|
m_glHistogramSpectrumMatrix.setToIdentity();
|
|
m_glHistogramSpectrumMatrix.translate(
|
|
-1.0f + ((float)(2*m_leftMargin) / (float) width()),
|
|
1.0f - ((float)(2*histogramTop) / (float) height())
|
|
);
|
|
m_glHistogramSpectrumMatrix.scale(
|
|
((float) 2 * (width() - m_leftMargin - m_rightMargin)) / ((float) width() * (float)(m_nbBins - 1)),
|
|
((float) 2*(height() - m_topMargin - m_frequencyScaleHeight)) / (height()*m_powerRange)
|
|
);
|
|
|
|
m_glHistogramBoxMatrix.setToIdentity();
|
|
m_glHistogramBoxMatrix.translate(
|
|
-1.0f + ((float)(2*m_leftMargin) / (float) width()),
|
|
1.0f - ((float)(2*histogramTop) / (float) height())
|
|
);
|
|
m_glHistogramBoxMatrix.scale(
|
|
((float) 2 * (width() - m_leftMargin - m_rightMargin)) / (float) width(),
|
|
(float) (-2*(height() - m_topMargin - m_frequencyScaleHeight)) / (float) height()
|
|
);
|
|
|
|
// m_frequencyScaleRect = QRect(
|
|
// 0,
|
|
// frequencyScaleTop,
|
|
// width(),
|
|
// m_frequencyScaleHeight
|
|
// );
|
|
|
|
m_glFrequencyScaleBoxMatrix.setToIdentity();
|
|
m_glFrequencyScaleBoxMatrix.translate (
|
|
-1.0f,
|
|
1.0f - ((float) 2*frequencyScaleTop / (float) height())
|
|
);
|
|
m_glFrequencyScaleBoxMatrix.scale (
|
|
2.0f,
|
|
(float) -2*m_frequencyScaleHeight / (float) height()
|
|
);
|
|
|
|
m_glLeftScaleBoxMatrix.setToIdentity();
|
|
m_glLeftScaleBoxMatrix.translate(-1.0f, 1.0f);
|
|
m_glLeftScaleBoxMatrix.scale(
|
|
(float)(2*(m_leftMargin - 1)) / (float) width(),
|
|
-2.0f
|
|
);
|
|
}
|
|
else
|
|
{
|
|
m_leftMargin = 2;
|
|
m_waterfallHeight = 0;
|
|
}
|
|
|
|
// bounding boxes
|
|
m_frequencyScaleRect = QRect(
|
|
0,
|
|
frequencyScaleTop,
|
|
width(),
|
|
m_frequencyScaleHeight
|
|
);
|
|
|
|
if ((m_invertedWaterfall) || (m_waterfallHeight == 0))
|
|
{
|
|
m_histogramRect = QRectF(
|
|
(float) m_leftMargin / (float) width(),
|
|
(float) m_topMargin / (float) height(),
|
|
(float) (width() - m_leftMargin - m_rightMargin) / (float) width(),
|
|
(float) (m_histogramHeight) / (float) height()
|
|
);
|
|
}
|
|
else
|
|
{
|
|
m_histogramRect = QRectF(
|
|
(float) m_leftMargin / (float) width(),
|
|
(float) (waterfallTop + m_waterfallHeight + m_frequencyScaleHeight) / (float) height(),
|
|
(float) (width() - m_leftMargin - m_rightMargin) / (float) width(),
|
|
(float) m_histogramHeight / (float) height()
|
|
);
|
|
}
|
|
|
|
if (!m_invertedWaterfall || (m_histogramHeight == 0))
|
|
{
|
|
m_waterfallRect = QRectF(
|
|
(float) m_leftMargin / (float) width(),
|
|
(float) m_topMargin / (float) height(),
|
|
(float) (width() - m_leftMargin - m_rightMargin) / (float) width(),
|
|
(float) m_waterfallHeight / (float) height()
|
|
);
|
|
}
|
|
else
|
|
{
|
|
m_waterfallRect = QRectF(
|
|
(float) m_leftMargin / (float) width(),
|
|
(float) (m_topMargin + m_histogramHeight + m_frequencyScaleHeight) / (float) height(),
|
|
(float) (width() - m_leftMargin - m_rightMargin) / (float) width(),
|
|
(float) (m_waterfallHeight) / (float) height()
|
|
);
|
|
}
|
|
|
|
// channel overlays
|
|
int64_t centerFrequency;
|
|
int frequencySpan;
|
|
|
|
if (m_frequencyZoomFactor == 1.0f)
|
|
{
|
|
centerFrequency = m_centerFrequency;
|
|
frequencySpan = m_sampleRate;
|
|
}
|
|
else
|
|
{
|
|
getFrequencyZoom(centerFrequency, frequencySpan);
|
|
}
|
|
|
|
for (int i = 0; i < m_channelMarkerStates.size(); ++i)
|
|
{
|
|
ChannelMarkerState* dv = m_channelMarkerStates[i];
|
|
|
|
qreal xc, pw, nw, dsbw;
|
|
ChannelMarker::sidebands_t sidebands = dv->m_channelMarker->getSidebands();
|
|
xc = m_centerFrequency + dv->m_channelMarker->getCenterFrequency(); // marker center frequency
|
|
dsbw = dv->m_channelMarker->getBandwidth();
|
|
|
|
if (sidebands == ChannelMarker::usb) {
|
|
nw = dv->m_channelMarker->getLowCutoff(); // negative bandwidth
|
|
int bw = dv->m_channelMarker->getBandwidth() / 2;
|
|
pw = (qreal) bw; // positive bandwidth
|
|
} else if (sidebands == ChannelMarker::lsb) {
|
|
pw = dv->m_channelMarker->getLowCutoff();
|
|
int bw = dv->m_channelMarker->getBandwidth() / 2;
|
|
nw = (qreal) bw;
|
|
} else if (sidebands == ChannelMarker::vusb) {
|
|
nw = -dv->m_channelMarker->getOppositeBandwidth(); // negative bandwidth
|
|
pw = dv->m_channelMarker->getBandwidth(); // positive bandwidth
|
|
} else if (sidebands == ChannelMarker::vlsb) {
|
|
pw = dv->m_channelMarker->getOppositeBandwidth(); // positive bandwidth
|
|
nw = -dv->m_channelMarker->getBandwidth(); // negative bandwidth
|
|
} else {
|
|
pw = dsbw / 2;
|
|
nw = -pw;
|
|
}
|
|
|
|
// draw the DSB rectangle
|
|
|
|
QMatrix4x4 glMatrixDsb;
|
|
glMatrixDsb.setToIdentity();
|
|
glMatrixDsb.translate(
|
|
-1.0f + 2.0f * ((m_leftMargin + m_frequencyScale.getPosFromValue(xc - (dsbw/2))) / (float) width()),
|
|
1.0f
|
|
);
|
|
glMatrixDsb.scale(
|
|
2.0f * (dsbw / (float) frequencySpan),
|
|
-2.0f
|
|
);
|
|
|
|
dv->m_glMatrixDsbWaterfall = glMatrixDsb;
|
|
dv->m_glMatrixDsbWaterfall.translate(
|
|
0.0f,
|
|
(float) waterfallTop / (float) height()
|
|
);
|
|
dv->m_glMatrixDsbWaterfall.scale(
|
|
(float) (width() - m_leftMargin - m_rightMargin) / (float) width(),
|
|
(float) m_waterfallHeight / (float) height()
|
|
);
|
|
|
|
dv->m_glMatrixDsbHistogram = glMatrixDsb;
|
|
dv->m_glMatrixDsbHistogram.translate(
|
|
0.0f,
|
|
(float) histogramTop / (float) height()
|
|
);
|
|
dv->m_glMatrixDsbHistogram.scale(
|
|
(float) (width() - m_leftMargin - m_rightMargin) / (float) width(),
|
|
(float) m_histogramHeight / (float) height()
|
|
);
|
|
|
|
dv->m_glMatrixDsbFreqScale = glMatrixDsb;
|
|
dv->m_glMatrixDsbFreqScale.translate(
|
|
0.0f,
|
|
(float) frequencyScaleTop / (float) height()
|
|
);
|
|
dv->m_glMatrixDsbFreqScale.scale(
|
|
(float) (width() - m_leftMargin - m_rightMargin) / (float) width(),
|
|
(float) m_frequencyScaleHeight / (float) height()
|
|
);
|
|
|
|
// draw the effective BW rectangle
|
|
|
|
QMatrix4x4 glMatrix;
|
|
glMatrix.setToIdentity();
|
|
glMatrix.translate(
|
|
-1.0f + 2.0f * ((m_leftMargin + m_frequencyScale.getPosFromValue(xc + nw)) / (float) width()),
|
|
1.0f
|
|
);
|
|
glMatrix.scale(
|
|
2.0f * ((pw-nw) / (float) frequencySpan),
|
|
-2.0f
|
|
);
|
|
|
|
dv->m_glMatrixWaterfall = glMatrix;
|
|
dv->m_glMatrixWaterfall.translate(
|
|
0.0f,
|
|
(float) waterfallTop / (float) height()
|
|
);
|
|
dv->m_glMatrixWaterfall.scale(
|
|
(float) (width() - m_leftMargin - m_rightMargin) / (float) width(),
|
|
(float) m_waterfallHeight / (float) height()
|
|
);
|
|
|
|
dv->m_glMatrixHistogram = glMatrix;
|
|
dv->m_glMatrixHistogram.translate(
|
|
0.0f,
|
|
(float) histogramTop / (float) height()
|
|
);
|
|
dv->m_glMatrixHistogram.scale(
|
|
(float) (width() - m_leftMargin - m_rightMargin) / (float) width(),
|
|
(float) m_histogramHeight / (float) height()
|
|
);
|
|
|
|
dv->m_glMatrixFreqScale = glMatrix;
|
|
dv->m_glMatrixFreqScale.translate(
|
|
0.0f,
|
|
(float) frequencyScaleTop / (float) height()
|
|
);
|
|
dv->m_glMatrixFreqScale.scale(
|
|
(float) (width() - m_leftMargin - m_rightMargin) / (float) width(),
|
|
(float) m_frequencyScaleHeight / (float) height()
|
|
);
|
|
|
|
|
|
/*
|
|
dv->m_glRect.setRect(
|
|
m_frequencyScale.getPosFromValue(m_centerFrequency + dv->m_channelMarker->getCenterFrequency() - dv->m_channelMarker->getBandwidth() / 2) / (float)(width() - m_leftMargin - m_rightMargin),
|
|
0,
|
|
(dv->m_channelMarker->getBandwidth() / (float)m_sampleRate),
|
|
1);
|
|
*/
|
|
|
|
if (m_displayHistogram || m_displayMaxHold || m_displayCurrent || m_displayWaterfall)
|
|
{
|
|
dv->m_rect.setRect(m_frequencyScale.getPosFromValue(xc) + m_leftMargin - 1,
|
|
m_topMargin,
|
|
5,
|
|
height() - m_topMargin - m_bottomMargin);
|
|
}
|
|
|
|
/*
|
|
if(m_displayHistogram || m_displayMaxHold || m_displayWaterfall) {
|
|
dv->m_rect.setRect(m_frequencyScale.getPosFromValue(m_centerFrequency + dv->m_channelMarker->getCenterFrequency()) + m_leftMargin - 1,
|
|
m_topMargin,
|
|
5,
|
|
height() - m_topMargin - m_bottomMargin);
|
|
}
|
|
*/
|
|
}
|
|
|
|
// prepare left scales (time and power)
|
|
{
|
|
m_leftMarginPixmap = QPixmap(m_leftMargin - 1, height());
|
|
m_leftMarginPixmap.fill(Qt::black);
|
|
{
|
|
QPainter painter(&m_leftMarginPixmap);
|
|
painter.setPen(QColor(0xf0, 0xf0, 0xff));
|
|
painter.setFont(font());
|
|
const ScaleEngine::TickList* tickList;
|
|
const ScaleEngine::Tick* tick;
|
|
if (m_displayWaterfall) {
|
|
tickList = &m_timeScale.getTickList();
|
|
for (int i = 0; i < tickList->count(); i++) {
|
|
tick = &(*tickList)[i];
|
|
if (tick->major) {
|
|
if (tick->textSize > 0)
|
|
painter.drawText(QPointF(m_leftMargin - M - tick->textSize, waterfallTop + fm.ascent() + tick->textPos), tick->text);
|
|
}
|
|
}
|
|
}
|
|
if (m_displayHistogram || m_displayMaxHold || m_displayCurrent) {
|
|
tickList = &m_powerScale.getTickList();
|
|
for (int i = 0; i < tickList->count(); i++) {
|
|
tick = &(*tickList)[i];
|
|
if (tick->major) {
|
|
if (tick->textSize > 0)
|
|
painter.drawText(QPointF(m_leftMargin - M - tick->textSize, histogramTop + m_histogramHeight - tick->textPos - 1), tick->text);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
m_glShaderLeftScale.initTexture(m_leftMarginPixmap.toImage());
|
|
}
|
|
// prepare frequency scale
|
|
if (m_displayWaterfall || m_displayHistogram || m_displayMaxHold || m_displayCurrent){
|
|
m_frequencyPixmap = QPixmap(width(), m_frequencyScaleHeight);
|
|
m_frequencyPixmap.fill(Qt::transparent);
|
|
{
|
|
QPainter painter(&m_frequencyPixmap);
|
|
painter.setPen(Qt::NoPen);
|
|
painter.setBrush(Qt::black);
|
|
painter.setBrush(Qt::transparent);
|
|
painter.drawRect(m_leftMargin, 0, width() - m_leftMargin, m_frequencyScaleHeight);
|
|
painter.setPen(QColor(0xf0, 0xf0, 0xff));
|
|
painter.setFont(font());
|
|
const ScaleEngine::TickList* tickList = &m_frequencyScale.getTickList();
|
|
const ScaleEngine::Tick* tick;
|
|
|
|
for (int i = 0; i < tickList->count(); i++) {
|
|
tick = &(*tickList)[i];
|
|
if (tick->major) {
|
|
if (tick->textSize > 0)
|
|
painter.drawText(QPointF(m_leftMargin + tick->textPos, fm.height() + fm.ascent() / 2 - 1), tick->text);
|
|
}
|
|
}
|
|
|
|
// Frequency overlay on highlighted marker
|
|
for (int i = 0; i < m_channelMarkerStates.size(); ++i)
|
|
{
|
|
ChannelMarkerState* dv = m_channelMarkerStates[i];
|
|
|
|
if (dv->m_channelMarker->getHighlighted()
|
|
&& (dv->m_channelMarker->getSourceOrSinkStream() == m_displaySourceOrSink)
|
|
&& dv->m_channelMarker->streamIndexApplies(m_displayStreamIndex))
|
|
{
|
|
qreal xc;
|
|
int shift;
|
|
//ChannelMarker::sidebands_t sidebands = dv->m_channelMarker->getSidebands();
|
|
xc = m_centerFrequency + dv->m_channelMarker->getCenterFrequency(); // marker center frequency
|
|
QString ftext;
|
|
switch (dv->m_channelMarker->getFrequencyScaleDisplayType())
|
|
{
|
|
case ChannelMarker::FScaleDisplay_freq:
|
|
ftext = QString::number((m_centerFrequency + dv->m_channelMarker->getCenterFrequency())/1e6, 'f', 6);
|
|
break;
|
|
case ChannelMarker::FScaleDisplay_title:
|
|
ftext = dv->m_channelMarker->getTitle();
|
|
break;
|
|
case ChannelMarker::FScaleDisplay_addressSend:
|
|
ftext = dv->m_channelMarker->getDisplayAddressSend();
|
|
break;
|
|
case ChannelMarker::FScaleDisplay_addressReceive:
|
|
ftext = dv->m_channelMarker->getDisplayAddressReceive();
|
|
break;
|
|
default:
|
|
ftext = QString::number((m_centerFrequency + dv->m_channelMarker->getCenterFrequency())/1e6, 'f', 6);
|
|
break;
|
|
}
|
|
if (dv->m_channelMarker->getCenterFrequency() < 0) { // left half of scale
|
|
ftext = " " + ftext;
|
|
shift = 0;
|
|
} else { // right half of scale
|
|
ftext = ftext + " ";
|
|
shift = - fm.horizontalAdvance(ftext);
|
|
}
|
|
painter.drawText(QPointF(m_leftMargin + m_frequencyScale.getPosFromValue(xc) + shift, 2*fm.height() + fm.ascent() / 2 - 1), ftext);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
m_glShaderFrequencyScale.initTexture(m_frequencyPixmap.toImage());
|
|
}
|
|
|
|
// Top info line
|
|
m_glInfoBoxMatrix.setToIdentity();
|
|
m_glInfoBoxMatrix.translate (
|
|
-1.0f,
|
|
1.0f
|
|
);
|
|
m_glInfoBoxMatrix.scale (
|
|
2.0f,
|
|
(float) -2*m_infoHeight / (float) height()
|
|
);
|
|
m_infoRect = QRect(
|
|
0,
|
|
0,
|
|
width(),
|
|
m_infoHeight
|
|
);
|
|
QString infoText;
|
|
formatTextInfo(infoText);
|
|
m_infoPixmap = QPixmap(width(), m_infoHeight);
|
|
m_infoPixmap.fill(Qt::transparent);
|
|
{
|
|
QPainter painter(&m_infoPixmap);
|
|
painter.setPen(Qt::NoPen);
|
|
painter.setBrush(Qt::black);
|
|
painter.setBrush(Qt::transparent);
|
|
painter.drawRect(m_leftMargin, 0, width() - m_leftMargin, m_infoHeight);
|
|
painter.setPen(QColor(0xf0, 0xf0, 0xff));
|
|
painter.setFont(font());
|
|
painter.drawText(QPointF(m_leftMargin, fm.height() + fm.ascent() / 2 - 2), infoText);
|
|
}
|
|
|
|
m_glShaderInfo.initTexture(m_infoPixmap.toImage());
|
|
|
|
bool fftSizeChanged = true;
|
|
|
|
if (m_waterfallBuffer) {
|
|
fftSizeChanged = m_waterfallBuffer->width() != m_nbBins;
|
|
}
|
|
|
|
bool windowSizeChanged = m_waterfallTextureHeight != m_waterfallHeight;
|
|
|
|
if (fftSizeChanged || windowSizeChanged)
|
|
{
|
|
if (m_waterfallBuffer) {
|
|
delete m_waterfallBuffer;
|
|
}
|
|
|
|
m_waterfallBuffer = new QImage(m_nbBins, m_waterfallHeight, QImage::Format_ARGB32);
|
|
|
|
m_waterfallBuffer->fill(qRgb(0x00, 0x00, 0x00));
|
|
m_glShaderWaterfall.initTexture(*m_waterfallBuffer);
|
|
m_waterfallBufferPos = 0;
|
|
}
|
|
|
|
if (fftSizeChanged)
|
|
{
|
|
if (m_histogramBuffer)
|
|
{
|
|
delete m_histogramBuffer;
|
|
m_histogramBuffer = nullptr;
|
|
}
|
|
|
|
if (m_histogram) {
|
|
delete[] m_histogram;
|
|
m_histogram = nullptr;
|
|
}
|
|
|
|
m_histogramBuffer = new QImage(m_nbBins, 100, QImage::Format_RGB32);
|
|
|
|
m_histogramBuffer->fill(qRgb(0x00, 0x00, 0x00));
|
|
m_glShaderHistogram.initTexture(*m_histogramBuffer, QOpenGLTexture::ClampToEdge);
|
|
|
|
m_histogram = new quint8[100 * m_nbBins];
|
|
memset(m_histogram, 0x00, 100 * m_nbBins);
|
|
|
|
m_q3FFT.allocate(2*m_nbBins);
|
|
}
|
|
|
|
if (fftSizeChanged || windowSizeChanged)
|
|
{
|
|
m_waterfallTextureHeight = m_waterfallHeight;
|
|
m_waterfallTexturePos = 0;
|
|
}
|
|
|
|
m_q3TickTime.allocate(4*m_timeScale.getTickList().count());
|
|
m_q3TickFrequency.allocate(4*m_frequencyScale.getTickList().count());
|
|
m_q3TickPower.allocate(4*m_powerScale.getTickList().count());
|
|
updateHistogramMarkers();
|
|
updateWaterfallMarkers();
|
|
updateSortedAnnotationMarkers();
|
|
} // applyChanges
|
|
|
|
void GLSpectrum::updateHistogramMarkers()
|
|
{
|
|
int64_t centerFrequency;
|
|
int frequencySpan;
|
|
getFrequencyZoom(centerFrequency, frequencySpan);
|
|
int effFftSize = m_fftSize * ((float) frequencySpan / (float) m_sampleRate);
|
|
|
|
for (int i = 0; i < m_histogramMarkers.size(); i++)
|
|
{
|
|
float powerI = m_linear ?
|
|
m_histogramMarkers.at(i).m_power * (m_useCalibration ? m_calibrationGain : 1.0f) :
|
|
CalcDb::dbPower(m_histogramMarkers.at(i).m_power) + (m_useCalibration ? m_calibrationShiftdB : 0.0f);
|
|
m_histogramMarkers[i].m_point.rx() =
|
|
(m_histogramMarkers[i].m_frequency - m_frequencyScale.getRangeMin()) / m_frequencyScale.getRange();
|
|
m_histogramMarkers[i].m_point.ry() =
|
|
(m_powerScale.getRangeMax() - powerI) / m_powerScale.getRange();
|
|
// m_histogramMarkers[i].m_fftBin =
|
|
// (((m_histogramMarkers[i].m_frequency - m_centerFrequency) / (float) m_sampleRate) + 0.5) * m_fftSize;
|
|
m_histogramMarkers[i].m_fftBin =
|
|
(((m_histogramMarkers[i].m_frequency - centerFrequency) / (float) frequencySpan) + 0.5) * effFftSize;
|
|
m_histogramMarkers[i].m_point.rx() = m_histogramMarkers[i].m_point.rx() < 0 ?
|
|
0 : m_histogramMarkers[i].m_point.rx() > 1 ?
|
|
1 : m_histogramMarkers[i].m_point.rx();
|
|
m_histogramMarkers[i].m_point.ry() = m_histogramMarkers[i].m_point.ry() < 0 ?
|
|
0 : m_histogramMarkers[i].m_point.ry() > 1 ?
|
|
1 : m_histogramMarkers[i].m_point.ry();
|
|
m_histogramMarkers[i].m_fftBin = m_histogramMarkers[i].m_fftBin < 0 ?
|
|
0 : m_histogramMarkers[i].m_fftBin > m_fftSize - 1 ?
|
|
m_fftSize - 1 : m_histogramMarkers[i].m_fftBin;
|
|
m_histogramMarkers[i].m_frequencyStr = displayScaled(
|
|
m_histogramMarkers[i].m_frequency,
|
|
'f',
|
|
getPrecision((m_centerFrequency*1000)/m_sampleRate),
|
|
false);
|
|
m_histogramMarkers[i].m_powerStr = displayPower(
|
|
powerI,
|
|
m_linear ? 'e' : 'f',
|
|
m_linear ? 3 : 1);
|
|
|
|
if (i > 0)
|
|
{
|
|
int64_t deltaFrequency = m_histogramMarkers.at(i).m_frequency - m_histogramMarkers.at(0).m_frequency;
|
|
m_histogramMarkers.back().m_deltaFrequencyStr = displayScaled(
|
|
deltaFrequency,
|
|
'f',
|
|
getPrecision(deltaFrequency/m_sampleRate),
|
|
true);
|
|
float power0 = m_linear ?
|
|
m_histogramMarkers.at(0).m_power * (m_useCalibration ? m_calibrationGain : 1.0f) :
|
|
CalcDb::dbPower(m_histogramMarkers.at(0).m_power) + (m_useCalibration ? m_calibrationShiftdB : 0.0f);
|
|
m_histogramMarkers.back().m_deltaPowerStr = displayPower(
|
|
powerI - power0,
|
|
m_linear ? 'e' : 'f',
|
|
m_linear ? 3 : 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::updateWaterfallMarkers()
|
|
{
|
|
for (int i = 0; i < m_waterfallMarkers.size(); i++)
|
|
{
|
|
m_waterfallMarkers[i].m_point.rx() =
|
|
(m_waterfallMarkers[i].m_frequency - m_frequencyScale.getRangeMin()) / m_frequencyScale.getRange();
|
|
m_waterfallMarkers[i].m_point.ry() =
|
|
(m_waterfallMarkers[i].m_time - m_timeScale.getRangeMin()) / m_timeScale.getRange();
|
|
m_waterfallMarkers[i].m_point.rx() = m_waterfallMarkers[i].m_point.rx() < 0 ?
|
|
0 : m_waterfallMarkers[i].m_point.rx() > 1 ?
|
|
1 : m_waterfallMarkers[i].m_point.rx();
|
|
m_waterfallMarkers[i].m_point.ry() = m_waterfallMarkers[i].m_point.ry() < 0 ?
|
|
0 : m_waterfallMarkers[i].m_point.ry() > 1 ?
|
|
1 : m_waterfallMarkers[i].m_point.ry();
|
|
m_waterfallMarkers[i].m_frequencyStr = displayScaled(
|
|
m_waterfallMarkers[i].m_frequency,
|
|
'f',
|
|
getPrecision((m_centerFrequency*1000)/m_sampleRate),
|
|
false);
|
|
m_waterfallMarkers[i].m_timeStr = displayScaledF(
|
|
m_waterfallMarkers[i].m_time,
|
|
'f',
|
|
3,
|
|
true);
|
|
|
|
if (i > 0)
|
|
{
|
|
int64_t deltaFrequency = m_waterfallMarkers.at(i).m_frequency - m_waterfallMarkers.at(0).m_frequency;
|
|
m_waterfallMarkers.back().m_deltaFrequencyStr = displayScaled(
|
|
deltaFrequency,
|
|
'f',
|
|
getPrecision(deltaFrequency/m_sampleRate),
|
|
true);
|
|
m_waterfallMarkers.back().m_deltaTimeStr = displayScaledF(
|
|
m_waterfallMarkers.at(i).m_time - m_waterfallMarkers.at(0).m_time,
|
|
'f',
|
|
3,
|
|
true);
|
|
}
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::updateAnnotationMarkers()
|
|
{
|
|
if (m_markersDisplay != SpectrumSettings::MarkersDisplayAnnotations) {
|
|
return;
|
|
}
|
|
|
|
m_sortedAnnotationMarkers.clear();
|
|
|
|
for (auto &marker : m_annotationMarkers) {
|
|
m_sortedAnnotationMarkers.push_back(&marker);
|
|
}
|
|
|
|
std::sort(m_sortedAnnotationMarkers.begin(), m_sortedAnnotationMarkers.end(), annotationDisplayLessThan);
|
|
updateSortedAnnotationMarkers();
|
|
}
|
|
|
|
void GLSpectrum::updateSortedAnnotationMarkers()
|
|
{
|
|
if (m_markersDisplay != SpectrumSettings::MarkersDisplayAnnotations) {
|
|
return;
|
|
}
|
|
|
|
m_visibleAnnotationMarkers.clear();
|
|
|
|
for (auto &marker : m_sortedAnnotationMarkers)
|
|
{
|
|
float startPos = (marker->m_startFrequency - m_frequencyScale.getRangeMin()) / m_frequencyScale.getRange();
|
|
float stopPos = ((marker->m_startFrequency + marker->m_bandwidth) - m_frequencyScale.getRangeMin()) / m_frequencyScale.getRange();
|
|
|
|
if ((startPos > 1.0f) || (stopPos < 0.0f)) // out of range
|
|
{
|
|
continue;
|
|
}
|
|
|
|
m_visibleAnnotationMarkers.push_back(marker);
|
|
m_visibleAnnotationMarkers.back()->m_startPos = startPos < 0.0f ? 0.0f : startPos;
|
|
m_visibleAnnotationMarkers.back()->m_stopPos = stopPos > 1.0f ? 1.0f : stopPos;
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::updateMarkersDisplay()
|
|
{
|
|
if (m_markersDisplay == SpectrumSettings::MarkersDisplayAnnotations) {
|
|
updateAnnotationMarkers();
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::updateCalibrationPoints()
|
|
{
|
|
if (m_calibrationPoints.size() == 0)
|
|
{
|
|
m_calibrationGain = 1.0;
|
|
m_calibrationShiftdB = 0.0;
|
|
}
|
|
else if (m_calibrationPoints.size() == 1)
|
|
{
|
|
m_calibrationGain = m_calibrationPoints.first().m_powerCalibratedReference /
|
|
m_calibrationPoints.first().m_powerRelativeReference;
|
|
m_calibrationShiftdB = CalcDb::dbPower(m_calibrationGain);
|
|
}
|
|
else
|
|
{
|
|
QList<SpectrumCalibrationPoint> sortedCalibrationPoints = m_calibrationPoints;
|
|
std::sort(sortedCalibrationPoints.begin(), sortedCalibrationPoints.end(), calibrationPointsLessThan);
|
|
|
|
if (m_centerFrequency <= sortedCalibrationPoints.first().m_frequency)
|
|
{
|
|
m_calibrationGain = m_calibrationPoints.first().m_powerCalibratedReference /
|
|
m_calibrationPoints.first().m_powerRelativeReference;
|
|
m_calibrationShiftdB = CalcDb::dbPower(m_calibrationGain);
|
|
}
|
|
else if (m_centerFrequency >= sortedCalibrationPoints.last().m_frequency)
|
|
{
|
|
m_calibrationGain = m_calibrationPoints.last().m_powerCalibratedReference /
|
|
m_calibrationPoints.last().m_powerRelativeReference;
|
|
m_calibrationShiftdB = CalcDb::dbPower(m_calibrationGain);
|
|
}
|
|
else
|
|
{
|
|
int lowIndex = 0;
|
|
int highIndex = sortedCalibrationPoints.size() - 1;
|
|
|
|
for (int index = 0; index < sortedCalibrationPoints.size(); index++)
|
|
{
|
|
if (m_centerFrequency < sortedCalibrationPoints[index].m_frequency)
|
|
{
|
|
highIndex = index;
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
lowIndex = index;
|
|
}
|
|
}
|
|
|
|
// frequency interpolation is always linear
|
|
double deltaFrequency = sortedCalibrationPoints[highIndex].m_frequency -
|
|
sortedCalibrationPoints[lowIndex].m_frequency;
|
|
double shiftFrequency = m_centerFrequency - sortedCalibrationPoints[lowIndex].m_frequency;
|
|
double interpolationRatio = shiftFrequency / deltaFrequency;
|
|
|
|
// calculate low and high gains in linear mode
|
|
double gainLow = sortedCalibrationPoints[lowIndex].m_powerCalibratedReference /
|
|
sortedCalibrationPoints[lowIndex].m_powerRelativeReference;
|
|
double gainHigh = sortedCalibrationPoints[highIndex].m_powerCalibratedReference /
|
|
sortedCalibrationPoints[highIndex].m_powerRelativeReference;
|
|
|
|
// power interpolation depends on interpolation options
|
|
if (m_calibrationInterpMode == SpectrumSettings::CalibInterpLinear)
|
|
{
|
|
m_calibrationGain = gainLow + interpolationRatio*(gainHigh - gainLow); // linear driven
|
|
m_calibrationShiftdB = CalcDb::dbPower(m_calibrationGain);
|
|
}
|
|
else if (m_calibrationInterpMode == SpectrumSettings::CalibInterpLog)
|
|
{
|
|
m_calibrationShiftdB = CalcDb::dbPower(gainLow)
|
|
+ interpolationRatio*(CalcDb::dbPower(gainHigh) - CalcDb::dbPower(gainLow)); // log driven
|
|
m_calibrationGain = CalcDb::powerFromdB(m_calibrationShiftdB);
|
|
}
|
|
}
|
|
}
|
|
|
|
updateHistogramMarkers();
|
|
|
|
if (m_messageQueueToGUI && m_useCalibration) {
|
|
m_messageQueueToGUI->push(new MsgReportCalibrationShift(m_calibrationShiftdB));
|
|
}
|
|
|
|
m_changesPending = true;
|
|
}
|
|
|
|
void GLSpectrum::mouseMoveEvent(QMouseEvent* event)
|
|
{
|
|
if (m_displayWaterfall || m_displayHistogram || m_displayMaxHold || m_displayCurrent)
|
|
{
|
|
if (m_frequencyScaleRect.contains(event->pos()))
|
|
{
|
|
if (m_cursorState == CSNormal)
|
|
{
|
|
setCursor(Qt::SizeVerCursor);
|
|
m_cursorState = CSSplitter;
|
|
return;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (m_cursorState == CSSplitter)
|
|
{
|
|
setCursor(Qt::ArrowCursor);
|
|
m_cursorState = CSNormal;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (m_cursorState == CSSplitterMoving)
|
|
{
|
|
QMutexLocker mutexLocker(&m_mutex);
|
|
float newShare;
|
|
|
|
if (!m_invertedWaterfall) {
|
|
newShare = (float) (event->y() - m_frequencyScaleRect.height()) / (float) height();
|
|
} else {
|
|
newShare = 1.0 - (float) (event->y() + m_frequencyScaleRect.height()) / (float) height();
|
|
}
|
|
|
|
if (newShare < 0.1) {
|
|
newShare = 0.1f;
|
|
} else if (newShare > 0.8) {
|
|
newShare = 0.8f;
|
|
}
|
|
|
|
m_waterfallShare = newShare;
|
|
m_changesPending = true;
|
|
|
|
if (m_messageQueueToGUI) {
|
|
m_messageQueueToGUI->push(new MsgReportWaterfallShare(m_waterfallShare));
|
|
}
|
|
|
|
update();
|
|
return;
|
|
}
|
|
else if (m_cursorState == CSChannelMoving)
|
|
{
|
|
Real freq = m_frequencyScale.getValueFromPos(event->x() - m_leftMarginPixmap.width() - 1) - m_centerFrequency;
|
|
|
|
if (m_channelMarkerStates[m_cursorChannel]->m_channelMarker->getMovable()
|
|
&& (m_channelMarkerStates[m_cursorChannel]->m_channelMarker->getSourceOrSinkStream() == m_displaySourceOrSink)
|
|
&& m_channelMarkerStates[m_cursorChannel]->m_channelMarker->streamIndexApplies(m_displayStreamIndex))
|
|
{
|
|
m_channelMarkerStates[m_cursorChannel]->m_channelMarker->setCenterFrequencyByCursor(freq);
|
|
channelMarkerChanged();
|
|
}
|
|
}
|
|
|
|
if (m_displayWaterfall || m_displayHistogram || m_displayMaxHold || m_displayCurrent)
|
|
{
|
|
for (int i = 0; i < m_channelMarkerStates.size(); ++i)
|
|
{
|
|
if ((m_channelMarkerStates[i]->m_channelMarker->getSourceOrSinkStream() != m_displaySourceOrSink)
|
|
|| !m_channelMarkerStates[i]->m_channelMarker->streamIndexApplies(m_displayStreamIndex))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
if (m_channelMarkerStates[i]->m_rect.contains(event->pos()))
|
|
{
|
|
if (m_cursorState == CSNormal)
|
|
{
|
|
setCursor(Qt::SizeHorCursor);
|
|
m_cursorState = CSChannel;
|
|
m_cursorChannel = i;
|
|
m_channelMarkerStates[i]->m_channelMarker->setHighlightedByCursor(true);
|
|
channelMarkerChanged();
|
|
|
|
return;
|
|
}
|
|
else if (m_cursorState == CSChannel)
|
|
{
|
|
return;
|
|
}
|
|
}
|
|
else if (m_channelMarkerStates[i]->m_channelMarker->getHighlighted())
|
|
{
|
|
m_channelMarkerStates[i]->m_channelMarker->setHighlightedByCursor(false);
|
|
channelMarkerChanged();
|
|
}
|
|
}
|
|
}
|
|
|
|
if (m_cursorState == CSChannel)
|
|
{
|
|
setCursor(Qt::ArrowCursor);
|
|
m_cursorState = CSNormal;
|
|
|
|
return;
|
|
}
|
|
|
|
event->setAccepted(false);
|
|
}
|
|
|
|
void GLSpectrum::mousePressEvent(QMouseEvent* event)
|
|
{
|
|
const QPointF& ep = event->localPos();
|
|
|
|
if (event->button() == Qt::RightButton)
|
|
{
|
|
QPointF pHis = ep;
|
|
bool doUpdate = false;
|
|
pHis.rx() = (ep.x()/width() - m_histogramRect.left()) / m_histogramRect.width();
|
|
pHis.ry() = (ep.y()/height() - m_histogramRect.top()) / m_histogramRect.height();
|
|
|
|
if (event->modifiers() & Qt::ShiftModifier)
|
|
{
|
|
if ((pHis.x() >= 0) && (pHis.x() <= 1) && (pHis.y() >= 0) && (pHis.y() <= 1))
|
|
{
|
|
m_histogramMarkers.clear();
|
|
doUpdate = true;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ((m_histogramMarkers.size() > 0) && (pHis.x() >= 0) && (pHis.x() <= 1) && (pHis.y() >= 0) && (pHis.y() <= 1))
|
|
{
|
|
m_histogramMarkers.pop_back();
|
|
doUpdate = true;
|
|
}
|
|
}
|
|
|
|
QPointF pWat = ep;
|
|
pWat.rx() = (ep.x()/width() - m_waterfallRect.left()) / m_waterfallRect.width();
|
|
pWat.ry() = (ep.y()/height() - m_waterfallRect.top()) / m_waterfallRect.height();
|
|
|
|
if (event->modifiers() & Qt::ShiftModifier)
|
|
{
|
|
if ((pWat.x() >= 0) && (pWat.x() <= 1) && (pWat.y() >= 0) && (pWat.y() <= 1))
|
|
{
|
|
m_waterfallMarkers.clear();
|
|
doUpdate = true;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ((m_waterfallMarkers.size() > 0) && (pWat.x() >= 0) && (pWat.x() <= 1) && (pWat.y() >= 0) && (pWat.y() <= 1))
|
|
{
|
|
m_waterfallMarkers.pop_back();
|
|
doUpdate = true;
|
|
}
|
|
}
|
|
|
|
if (doUpdate) {
|
|
update();
|
|
}
|
|
}
|
|
else if (event->button() == Qt::LeftButton)
|
|
{
|
|
if (event->modifiers() & Qt::ShiftModifier)
|
|
{
|
|
QPointF pHis = ep;
|
|
bool doUpdate = false;
|
|
pHis.rx() = (ep.x()/width() - m_histogramRect.left()) / m_histogramRect.width();
|
|
pHis.ry() = (ep.y()/height() - m_histogramRect.top()) / m_histogramRect.height();
|
|
float frequency = m_frequencyScale.getRangeMin() + pHis.x()*m_frequencyScale.getRange();
|
|
float powerVal = m_powerScale.getRangeMax() - pHis.y()*m_powerScale.getRange();
|
|
float power = m_linear ? powerVal : CalcDb::powerFromdB(powerVal);
|
|
int fftBin = (((frequency - m_centerFrequency) / (float) m_sampleRate) * m_fftSize) + (m_fftSize / 2);
|
|
|
|
if ((pHis.x() >= 0) && (pHis.x() <= 1) && (pHis.y() >= 0) && (pHis.y() <= 1))
|
|
{
|
|
if (m_histogramMarkers.size() < SpectrumHistogramMarker::m_maxNbOfMarkers)
|
|
{
|
|
m_histogramMarkers.push_back(SpectrumHistogramMarker());
|
|
m_histogramMarkers.back().m_point = pHis;
|
|
m_histogramMarkers.back().m_frequency = frequency;
|
|
m_histogramMarkers.back().m_fftBin = fftBin;
|
|
m_histogramMarkers.back().m_frequencyStr = displayScaled(
|
|
frequency,
|
|
'f',
|
|
getPrecision((m_centerFrequency*1000)/m_sampleRate),
|
|
false);
|
|
m_histogramMarkers.back().m_power = power;
|
|
m_histogramMarkers.back().m_powerStr = displayPower(
|
|
powerVal,
|
|
m_linear ? 'e' : 'f',
|
|
m_linear ? 3 : 1);
|
|
|
|
if (m_histogramMarkers.size() > 1)
|
|
{
|
|
int64_t deltaFrequency = frequency - m_histogramMarkers.at(0).m_frequency;
|
|
m_histogramMarkers.back().m_deltaFrequencyStr = displayScaled(
|
|
deltaFrequency,
|
|
'f',
|
|
getPrecision(deltaFrequency/m_sampleRate),
|
|
true);
|
|
float power0 = m_linear ?
|
|
m_histogramMarkers.at(0).m_power :
|
|
CalcDb::dbPower(m_histogramMarkers.at(0).m_power);
|
|
m_histogramMarkers.back().m_deltaPowerStr = displayPower(
|
|
power - power0,
|
|
m_linear ? 'e' : 'f',
|
|
m_linear ? 3 : 1);
|
|
}
|
|
|
|
doUpdate = true;
|
|
}
|
|
}
|
|
|
|
QPointF pWat = ep;
|
|
pWat.rx() = (ep.x()/width() - m_waterfallRect.left()) / m_waterfallRect.width();
|
|
pWat.ry() = (ep.y()/height() - m_waterfallRect.top()) / m_waterfallRect.height();
|
|
frequency = m_frequencyScale.getRangeMin() + pWat.x()*m_frequencyScale.getRange();
|
|
float time = m_timeScale.getRangeMin() + pWat.y()*m_timeScale.getRange();
|
|
|
|
if ((pWat.x() >= 0) && (pWat.x() <= 1) && (pWat.y() >= 0) && (pWat.y() <= 1))
|
|
{
|
|
if (m_waterfallMarkers.size() < SpectrumWaterfallMarker::m_maxNbOfMarkers)
|
|
{
|
|
m_waterfallMarkers.push_back(SpectrumWaterfallMarker());
|
|
m_waterfallMarkers.back().m_point = pWat;
|
|
m_waterfallMarkers.back().m_frequency = frequency;
|
|
m_waterfallMarkers.back().m_frequencyStr = displayScaled(
|
|
frequency,
|
|
'f',
|
|
getPrecision((m_centerFrequency*1000)/m_sampleRate),
|
|
false);
|
|
m_waterfallMarkers.back().m_time = time;
|
|
m_waterfallMarkers.back().m_timeStr = displayScaledF(
|
|
time,
|
|
'f',
|
|
3,
|
|
true);
|
|
|
|
if (m_waterfallMarkers.size() > 1)
|
|
{
|
|
int64_t deltaFrequency = frequency - m_waterfallMarkers.at(0).m_frequency;
|
|
m_waterfallMarkers.back().m_deltaFrequencyStr = displayScaled(
|
|
deltaFrequency,
|
|
'f',
|
|
getPrecision(deltaFrequency/m_sampleRate),
|
|
true);
|
|
m_waterfallMarkers.back().m_deltaTimeStr = displayScaledF(
|
|
time - m_waterfallMarkers.at(0).m_time,
|
|
'f',
|
|
3,
|
|
true);
|
|
}
|
|
|
|
doUpdate = true;
|
|
}
|
|
}
|
|
|
|
if (doUpdate) {
|
|
update();
|
|
}
|
|
}
|
|
else if (event->modifiers() & Qt::AltModifier)
|
|
{
|
|
frequencyPan(event);
|
|
}
|
|
|
|
if ((m_markersDisplay == SpectrumSettings::MarkersDisplayAnnotations) &&
|
|
(ep.y() <= m_histogramRect.top()*height() + m_annotationMarkerHeight + 2.0f))
|
|
{
|
|
QPointF pHis;
|
|
pHis.rx() = (ep.x()/width() - m_histogramRect.left()) / m_histogramRect.width();
|
|
qint64 selectedFrequency = m_frequencyScale.getRangeMin() + pHis.x() * m_frequencyScale.getRange();
|
|
bool selected = false;
|
|
|
|
for (auto iMarker = m_visibleAnnotationMarkers.rbegin(); iMarker != m_visibleAnnotationMarkers.rend(); ++iMarker)
|
|
{
|
|
if ((*iMarker)->m_show == SpectrumAnnotationMarker::Hidden) {
|
|
continue;
|
|
}
|
|
|
|
qint64 stopFrequency = (*iMarker)->m_startFrequency +
|
|
((*iMarker)->m_bandwidth == 0 ? m_frequencyScale.getRange()*0.01f : (*iMarker)->m_bandwidth);
|
|
|
|
if (((*iMarker)->m_startFrequency < selectedFrequency) && (selectedFrequency <= stopFrequency) && !selected)
|
|
{
|
|
(*iMarker)->m_show = (*iMarker)->m_show == SpectrumAnnotationMarker::ShowFull ?
|
|
SpectrumAnnotationMarker::ShowTop : SpectrumAnnotationMarker::ShowFull;
|
|
selected = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (m_cursorState == CSSplitter)
|
|
{
|
|
grabMouse();
|
|
m_cursorState = CSSplitterMoving;
|
|
return;
|
|
}
|
|
else if (m_cursorState == CSChannel)
|
|
{
|
|
grabMouse();
|
|
m_cursorState = CSChannelMoving;
|
|
return;
|
|
}
|
|
else if ((m_cursorState == CSNormal) &&
|
|
(m_channelMarkerStates.size() == 1) &&
|
|
!(event->modifiers() & Qt::ShiftModifier) &&
|
|
!(event->modifiers() & Qt::AltModifier) &&
|
|
!(event->modifiers() & Qt::ControlModifier) &&
|
|
(ep.y() > m_histogramRect.top()*height() + m_annotationMarkerHeight + 2.0f)) // out of annotation selection zone
|
|
{
|
|
grabMouse();
|
|
setCursor(Qt::SizeHorCursor);
|
|
m_cursorState = CSChannelMoving;
|
|
m_cursorChannel = 0;
|
|
Real freq = m_frequencyScale.getValueFromPos(event->x() - m_leftMarginPixmap.width() - 1) - m_centerFrequency;
|
|
|
|
if (m_channelMarkerStates[m_cursorChannel]->m_channelMarker->getMovable()
|
|
&& (m_channelMarkerStates[m_cursorChannel]->m_channelMarker->getSourceOrSinkStream() == m_displaySourceOrSink)
|
|
&& m_channelMarkerStates[m_cursorChannel]->m_channelMarker->streamIndexApplies(m_displayStreamIndex))
|
|
{
|
|
m_channelMarkerStates[m_cursorChannel]->m_channelMarker->setCenterFrequencyByCursor(freq);
|
|
channelMarkerChanged();
|
|
}
|
|
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::mouseReleaseEvent(QMouseEvent*)
|
|
{
|
|
if (m_cursorState == CSSplitterMoving)
|
|
{
|
|
releaseMouse();
|
|
m_cursorState = CSSplitter;
|
|
}
|
|
else if (m_cursorState == CSChannelMoving)
|
|
{
|
|
releaseMouse();
|
|
m_cursorState = CSChannel;
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::wheelEvent(QWheelEvent *event)
|
|
{
|
|
if (event->modifiers() & Qt::ShiftModifier) {
|
|
channelMarkerMove(event, 100);
|
|
} else if (event->modifiers() & Qt::ControlModifier) {
|
|
channelMarkerMove(event, 10);
|
|
} else {
|
|
channelMarkerMove(event, 1);
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::zoom(QWheelEvent *event)
|
|
{
|
|
#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
|
|
const QPointF& p = event->position();
|
|
#else
|
|
const QPointF& p = event->pos();
|
|
#endif
|
|
|
|
float pwx = (p.x() - m_leftMargin) / (width() - m_leftMargin - m_rightMargin); // x position in window
|
|
|
|
if ((pwx >= 0.0f) && (pwx <= 1.0f))
|
|
{
|
|
if (event->angleDelta().y() > 0) // zoom in
|
|
{
|
|
if (m_frequencyZoomFactor < m_maxFrequencyZoom) {
|
|
m_frequencyZoomFactor += 0.5f;
|
|
} else {
|
|
return;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (m_frequencyZoomFactor > 1.0f) {
|
|
m_frequencyZoomFactor -= 0.5f;
|
|
} else {
|
|
return;
|
|
}
|
|
}
|
|
|
|
frequencyZoom(pwx);
|
|
}
|
|
else
|
|
{
|
|
float pwyh, pwyw;
|
|
|
|
if (m_invertedWaterfall) // histo on top
|
|
{
|
|
pwyh = (p.y() - m_topMargin) / m_histogramHeight;
|
|
pwyw = (p.y() - m_topMargin - m_histogramHeight - m_frequencyScaleHeight) / m_waterfallHeight;
|
|
}
|
|
else // waterfall on top
|
|
{
|
|
pwyw = (p.y() - m_topMargin) / m_waterfallHeight;
|
|
pwyh = (p.y() - m_topMargin - m_waterfallHeight - m_frequencyScaleHeight) / m_histogramHeight;
|
|
}
|
|
|
|
//qDebug("GLSpectrum::zoom: pwyh: %f pwyw: %f", pwyh, pwyw);
|
|
|
|
if ((pwyw >= 0.0f) && (pwyw <= 1.0f)) {
|
|
timeZoom(event->angleDelta().y() > 0);
|
|
}
|
|
|
|
if ((pwyh >= 0.0f) && (pwyh <= 1.0f) && !m_linear) {
|
|
powerZoom(pwyh, event->angleDelta().y() > 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::frequencyZoom(float pw)
|
|
{
|
|
m_frequencyZoomPos += (pw - 0.5f) * (1.0f / m_frequencyZoomFactor);
|
|
float lim = 0.5f / m_frequencyZoomFactor;
|
|
m_frequencyZoomPos = m_frequencyZoomPos < lim ? lim : m_frequencyZoomPos > 1 - lim ? 1 - lim : m_frequencyZoomPos;
|
|
|
|
qDebug("GLSpectrum::frequencyZoom: pw: %f p: %f z: %f", pw, m_frequencyZoomPos, m_frequencyZoomFactor);
|
|
updateFFTLimits();
|
|
}
|
|
|
|
void GLSpectrum::frequencyPan(QMouseEvent *event)
|
|
{
|
|
if (m_frequencyZoomFactor == 1.0f) {
|
|
return;
|
|
}
|
|
|
|
const QPointF& p = event->pos();
|
|
float pw = (p.x() - m_leftMargin) / (width() - m_leftMargin - m_rightMargin); // position in window
|
|
pw = pw < 0.0f ? 0.0f : pw > 1.0f ? 1.0 : pw;
|
|
float dw = pw - 0.5f;
|
|
m_frequencyZoomPos += dw * (1.0f / m_frequencyZoomFactor);
|
|
float lim = 0.5f / m_frequencyZoomFactor;
|
|
m_frequencyZoomPos = m_frequencyZoomPos < lim ? lim : m_frequencyZoomPos > 1 - lim ? 1 - lim : m_frequencyZoomPos;
|
|
|
|
qDebug("GLSpectrum::frequencyPan: pw: %f p: %f", pw, m_frequencyZoomPos);
|
|
updateFFTLimits();
|
|
}
|
|
|
|
void GLSpectrum::timeZoom(bool zoomInElseOut)
|
|
{
|
|
if ((m_fftOverlap == 0) && !zoomInElseOut) {
|
|
return;
|
|
}
|
|
|
|
if (zoomInElseOut && (m_fftOverlap == m_fftSize/2 - 1)) {
|
|
return;
|
|
}
|
|
|
|
m_fftOverlap = m_fftOverlap + (zoomInElseOut ? 1 : -1);
|
|
m_changesPending = true;
|
|
|
|
if (m_messageQueueToGUI) {
|
|
m_messageQueueToGUI->push(new MsgReportFFTOverlap(m_fftOverlap));
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::powerZoom(float pw, bool zoomInElseOut)
|
|
{
|
|
m_powerRange = m_powerRange + (zoomInElseOut ? -2 : 2);
|
|
|
|
if (pw > 2.0/3.0) { // bottom
|
|
m_referenceLevel = m_referenceLevel + (zoomInElseOut ? -2 : 2);
|
|
} else if (pw > 1.0/3.0) { // middle
|
|
m_referenceLevel = m_referenceLevel + (zoomInElseOut ? -1 : 1);
|
|
} // top
|
|
|
|
m_powerRange = m_powerRange < 1 ? 1 : m_powerRange > 100 ? 100 : m_powerRange;
|
|
m_referenceLevel = m_referenceLevel < -110 ? -110 : m_referenceLevel > 0 ? 0 : m_referenceLevel;
|
|
m_changesPending = true;
|
|
|
|
if (m_messageQueueToGUI) {
|
|
m_messageQueueToGUI->push(new MsgReportPowerScale(m_referenceLevel, m_powerRange));
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::resetFrequencyZoom()
|
|
{
|
|
m_frequencyZoomFactor = 1.0f;
|
|
m_frequencyZoomPos = 0.5f;
|
|
|
|
updateFFTLimits();
|
|
}
|
|
|
|
void GLSpectrum::updateFFTLimits()
|
|
{
|
|
if (!m_spectrumVis) {
|
|
return;
|
|
}
|
|
|
|
SpectrumVis::MsgFrequencyZooming *msg = SpectrumVis::MsgFrequencyZooming::create(
|
|
m_frequencyZoomFactor, m_frequencyZoomPos
|
|
);
|
|
|
|
m_spectrumVis->getInputMessageQueue()->push(msg);
|
|
m_changesPending = true;
|
|
}
|
|
|
|
void GLSpectrum::setFrequencyScale()
|
|
{
|
|
int frequencySpan;
|
|
int64_t centerFrequency;
|
|
|
|
getFrequencyZoom(centerFrequency, frequencySpan);
|
|
m_frequencyScale.setSize(width() - m_leftMargin - m_rightMargin);
|
|
m_frequencyScale.setRange(Unit::Frequency, centerFrequency - frequencySpan / 2.0, centerFrequency + frequencySpan / 2.0);
|
|
m_frequencyScale.setMakeOpposite(m_lsbDisplay);
|
|
}
|
|
|
|
void GLSpectrum::getFrequencyZoom(int64_t& centerFrequency, int& frequencySpan)
|
|
{
|
|
frequencySpan = (m_frequencyZoomFactor == 1) ?
|
|
m_sampleRate : m_sampleRate * (1.0 / m_frequencyZoomFactor);
|
|
centerFrequency = (m_frequencyZoomFactor == 1) ?
|
|
m_centerFrequency : (m_frequencyZoomPos - 0.5) * m_sampleRate + m_centerFrequency;
|
|
}
|
|
|
|
// void GLSpectrum::updateFFTLimits()
|
|
// {
|
|
// m_fftMin = m_frequencyZoomFactor == 1 ? 0 : (m_frequencyZoomPos - (0.5f / m_frequencyZoomFactor)) * m_fftSize;
|
|
// m_fftMax = m_frequencyZoomFactor == 1 ? m_fftSize : (m_frequencyZoomPos - (0.5f / m_frequencyZoomFactor)) * m_fftSize;
|
|
// }
|
|
|
|
void GLSpectrum::channelMarkerMove(QWheelEvent *event, int mul)
|
|
{
|
|
for (int i = 0; i < m_channelMarkerStates.size(); ++i)
|
|
{
|
|
if ((m_channelMarkerStates[i]->m_channelMarker->getSourceOrSinkStream() != m_displaySourceOrSink)
|
|
|| !m_channelMarkerStates[i]->m_channelMarker->streamIndexApplies(m_displayStreamIndex))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
if (m_channelMarkerStates[i]->m_rect.contains(event->pos()))
|
|
{
|
|
int freq = m_channelMarkerStates[i]->m_channelMarker->getCenterFrequency();
|
|
|
|
if (event->angleDelta().y() > 0) {
|
|
freq += 10 * mul;
|
|
} else if (event->angleDelta().y() < 0) {
|
|
freq -= 10 * mul;
|
|
}
|
|
|
|
// calculate scale relative cursor position for new frequency
|
|
float x_pos = m_frequencyScale.getPosFromValue(m_centerFrequency + freq);
|
|
|
|
if ((x_pos >= 0.0) && (x_pos < m_frequencyScale.getSize())) // cursor must be in scale
|
|
{
|
|
m_channelMarkerStates[i]->m_channelMarker->setCenterFrequencyByCursor(freq);
|
|
m_channelMarkerStates[i]->m_channelMarker->setCenterFrequency(freq);
|
|
|
|
// cursor follow-up
|
|
int xd = x_pos + m_leftMargin;
|
|
QCursor c = cursor();
|
|
QPoint cp_a = c.pos();
|
|
QPoint cp_w = mapFromGlobal(cp_a);
|
|
cp_w.setX(xd);
|
|
cp_a = mapToGlobal(cp_w);
|
|
c.setPos(cp_a);
|
|
setCursor(c);
|
|
}
|
|
|
|
return;
|
|
}
|
|
}
|
|
|
|
zoom(event);
|
|
}
|
|
|
|
void GLSpectrum::enterEvent(QEvent* event)
|
|
{
|
|
m_mouseInside = true;
|
|
update();
|
|
QOpenGLWidget::enterEvent(event);
|
|
}
|
|
|
|
void GLSpectrum::leaveEvent(QEvent* event)
|
|
{
|
|
m_mouseInside = false;
|
|
update();
|
|
QOpenGLWidget::enterEvent(event);
|
|
}
|
|
|
|
void GLSpectrum::tick()
|
|
{
|
|
if (m_displayChanged)
|
|
{
|
|
m_displayChanged = false;
|
|
update();
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::channelMarkerChanged()
|
|
{
|
|
QMutexLocker mutexLocker(&m_mutex);
|
|
m_changesPending = true;
|
|
update();
|
|
}
|
|
|
|
void GLSpectrum::channelMarkerDestroyed(QObject* object)
|
|
{
|
|
removeChannelMarker((ChannelMarker*)object);
|
|
}
|
|
|
|
void GLSpectrum::setWaterfallShare(Real waterfallShare)
|
|
{
|
|
QMutexLocker mutexLocker(&m_mutex);
|
|
|
|
if (waterfallShare < 0.1f) {
|
|
m_waterfallShare = 0.1f;
|
|
} else if (waterfallShare > 0.8f) {
|
|
m_waterfallShare = 0.8f;
|
|
} else {
|
|
m_waterfallShare = waterfallShare;
|
|
}
|
|
|
|
m_changesPending = true;
|
|
}
|
|
|
|
void GLSpectrum::setFPSPeriodMs(int fpsPeriodMs)
|
|
{
|
|
if (fpsPeriodMs == 0)
|
|
{
|
|
disconnect(&m_timer, SIGNAL(timeout()), this, SLOT(tick()));
|
|
m_timer.stop();
|
|
}
|
|
else
|
|
{
|
|
connect(&m_timer, SIGNAL(timeout()), this, SLOT(tick()));
|
|
m_timer.start(fpsPeriodMs);
|
|
}
|
|
|
|
m_fpsPeriodMs = fpsPeriodMs;
|
|
}
|
|
|
|
void GLSpectrum::cleanup()
|
|
{
|
|
//makeCurrent();
|
|
m_glShaderSimple.cleanup();
|
|
m_glShaderFrequencyScale.cleanup();
|
|
m_glShaderHistogram.cleanup();
|
|
m_glShaderLeftScale.cleanup();
|
|
m_glShaderWaterfall.cleanup();
|
|
m_glShaderTextOverlay.cleanup();
|
|
m_glShaderInfo.cleanup();
|
|
//doneCurrent();
|
|
}
|
|
|
|
QString GLSpectrum::displayScaled(int64_t value, char type, int precision, bool showMult)
|
|
{
|
|
int64_t posValue = (value < 0) ? -value : value;
|
|
|
|
if (posValue < 1000) {
|
|
return tr("%1").arg(QString::number(value, type, precision));
|
|
} else if (posValue < 1000000) {
|
|
return tr("%1%2").arg(QString::number(value / 1000.0, type, precision)).arg(showMult ? "k" : "");
|
|
} else if (posValue < 1000000000) {
|
|
return tr("%1%2").arg(QString::number(value / 1000000.0, type, precision)).arg(showMult ? "M" : "");
|
|
} else if (posValue < 1000000000000) {
|
|
return tr("%1%2").arg(QString::number(value / 1000000000.0, type, precision)).arg(showMult ? "G" : "");
|
|
} else {
|
|
return tr("%1").arg(QString::number(value, 'e', precision));
|
|
}
|
|
}
|
|
|
|
QString GLSpectrum::displayPower(float value, char type, int precision)
|
|
{
|
|
return tr("%1").arg(QString::number(value, type, precision));
|
|
}
|
|
|
|
QString GLSpectrum::displayScaledF(float value, char type, int precision, bool showMult)
|
|
{
|
|
float posValue = (value < 0) ? -value : value;
|
|
|
|
if (posValue == 0)
|
|
{
|
|
return tr("%1").arg(QString::number(value, 'f', precision));
|
|
}
|
|
else if (posValue < 1)
|
|
{
|
|
if (posValue > 0.001) {
|
|
return tr("%1%2").arg(QString::number(value * 1000.0, type, precision)).arg(showMult ? "m" : "");
|
|
} else if (posValue > 0.000001) {
|
|
return tr("%1%2").arg(QString::number(value * 1000000.0, type, precision)).arg(showMult ? "u" : "");
|
|
} else if (posValue > 1e-9) {
|
|
return tr("%1%2").arg(QString::number(value * 1e9, type, precision)).arg(showMult ? "n" : "");
|
|
} else if (posValue > 1e-12) {
|
|
return tr("%1%2").arg(QString::number(value * 1e12, type, precision)).arg(showMult ? "p" : "");
|
|
} else {
|
|
return tr("%1").arg(QString::number(value, 'e', precision));
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (posValue < 1000) {
|
|
return tr("%1").arg(QString::number(value, type, precision));
|
|
} else if (posValue < 1000000) {
|
|
return tr("%1%2").arg(QString::number(value / 1000.0, type, precision)).arg(showMult ? "k" : "");
|
|
} else if (posValue < 1000000000) {
|
|
return tr("%1%2").arg(QString::number(value / 1000000.0, type, precision)).arg(showMult ? "M" : "");
|
|
} else if (posValue < 1000000000000) {
|
|
return tr("%1%2").arg(QString::number(value / 1000000000.0, type, precision)).arg(showMult ? "G" : "");
|
|
} else {
|
|
return tr("%1").arg(QString::number(value, 'e', precision));
|
|
}
|
|
}
|
|
}
|
|
|
|
int GLSpectrum::getPrecision(int value)
|
|
{
|
|
int posValue = (value < 0) ? -value : value;
|
|
|
|
if (posValue < 1000) {
|
|
return 3;
|
|
} else if (posValue < 10000) {
|
|
return 4;
|
|
} else if (posValue < 100000) {
|
|
return 5;
|
|
} else {
|
|
return 6;
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::drawTextOverlay(
|
|
const QString &text,
|
|
const QColor &color,
|
|
const QFont& font,
|
|
float shiftX,
|
|
float shiftY,
|
|
bool leftHalf,
|
|
bool topHalf,
|
|
const QRectF &glRect)
|
|
{
|
|
if (text.isEmpty()) {
|
|
return;
|
|
}
|
|
|
|
QFontMetricsF metrics(font);
|
|
QRectF textRect = metrics.boundingRect(text);
|
|
QRectF overlayRect(0, 0, textRect.width() * 1.05f + 4.0f, textRect.height());
|
|
QPixmap channelOverlayPixmap = QPixmap(overlayRect.width(), overlayRect.height());
|
|
channelOverlayPixmap.fill(Qt::transparent);
|
|
QPainter painter(&channelOverlayPixmap);
|
|
painter.setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing, false);
|
|
painter.fillRect(overlayRect, QColor(0, 0, 0, 0x80));
|
|
QColor textColor(color);
|
|
textColor.setAlpha(0xC0);
|
|
painter.setPen(textColor);
|
|
painter.setFont(font);
|
|
painter.drawText(QPointF(2.0f, overlayRect.height() - 4.0f), text);
|
|
painter.end();
|
|
|
|
m_glShaderTextOverlay.initTexture(channelOverlayPixmap.toImage());
|
|
|
|
{
|
|
GLfloat vtx1[] = {
|
|
0, 1,
|
|
1, 1,
|
|
1, 0,
|
|
0, 0};
|
|
GLfloat tex1[] = {
|
|
0, 1,
|
|
1, 1,
|
|
1, 0,
|
|
0, 0};
|
|
|
|
// float shiftX = glRect.width() - ((overlayRect.width() + 4.0f) / width());
|
|
// float shiftY = 4.0f / height();
|
|
float rectX = glRect.x() + shiftX - (leftHalf ? 0 : (overlayRect.width()+1)/width());
|
|
float rectY = glRect.y() + shiftY + (4.0f / height()) - (topHalf ? 0 : (overlayRect.height()+5)/height());
|
|
float rectW = overlayRect.width() / (float) width();
|
|
float rectH = overlayRect.height() / (float) height();
|
|
|
|
QMatrix4x4 mat;
|
|
mat.setToIdentity();
|
|
mat.translate(-1.0f + 2.0f * rectX, 1.0f - 2.0f * rectY);
|
|
mat.scale(2.0f * rectW, -2.0f * rectH);
|
|
m_glShaderTextOverlay.drawSurface(mat, tex1, vtx1, 4);
|
|
}
|
|
}
|
|
|
|
void GLSpectrum::formatTextInfo(QString& info)
|
|
{
|
|
if (m_useCalibration) {
|
|
info.append(tr("CAL:%1dB ").arg(QString::number(m_calibrationShiftdB, 'f', 1)));
|
|
}
|
|
|
|
if (m_frequencyZoomFactor != 1.0f) {
|
|
info.append(tr("%1x ").arg(QString::number(m_frequencyZoomFactor, 'f', 1)));
|
|
}
|
|
|
|
if (m_sampleRate == 0)
|
|
{
|
|
info.append(tr("CF:%1 SP:%2").arg(m_centerFrequency).arg(m_sampleRate));
|
|
}
|
|
else
|
|
{
|
|
int64_t centerFrequency;
|
|
int frequencySpan;
|
|
getFrequencyZoom(centerFrequency, frequencySpan);
|
|
info.append(tr("CF:%1 ").arg(displayScaled(centerFrequency, 'f', getPrecision(centerFrequency/frequencySpan), true)));
|
|
info.append(tr("SP:%1 ").arg(displayScaled(frequencySpan, 'f', 3, true)));
|
|
}
|
|
}
|