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https://github.com/LMMS/lmms.git
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c3b4d5188a
Replace old spectrum analyzer by new one with higher resolution and many new features. Resolves #2847.
127 lines
3.3 KiB
C++
127 lines
3.3 KiB
C++
/*
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* SaControls.h - declaration of SaControls class.
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*
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* Copyright (c) 2019 Martin Pavelek <he29/dot/HS/at/gmail/dot/com>
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*
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* This file is part of LMMS - https://lmms.io
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (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 GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef SACONTROLS_H
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#define SACONTROLS_H
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#include "ComboBoxModel.h"
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#include "EffectControls.h"
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//#define SA_DEBUG 1 // define SA_DEBUG to enable performance measurements
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// Frequency ranges (in Hz).
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// Full range is defined by LOWEST_LOG_FREQ and current sample rate.
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const int LOWEST_LOG_FREQ = 10; // arbitrary low limit for log. scale, >1
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enum FREQUENCY_RANGES
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{
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FRANGE_FULL = 0,
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FRANGE_AUDIBLE,
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FRANGE_BASS,
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FRANGE_MIDS,
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FRANGE_HIGH
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};
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const int FRANGE_AUDIBLE_START = 20;
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const int FRANGE_AUDIBLE_END = 20000;
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const int FRANGE_BASS_START = 20;
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const int FRANGE_BASS_END = 300;
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const int FRANGE_MIDS_START = 200;
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const int FRANGE_MIDS_END = 5000;
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const int FRANGE_HIGH_START = 4000;
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const int FRANGE_HIGH_END = 20000;
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// Amplitude ranges.
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// Reference: sine wave from -1.0 to 1.0 = 0 dB.
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// I.e. if master volume is 100 %, positive values signify clipping.
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// Doubling or halving the amplitude produces 3 dB difference.
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enum AMPLITUDE_RANGES
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{
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ARANGE_EXTENDED = 0,
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ARANGE_DEFAULT,
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ARANGE_AUDIBLE,
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ARANGE_NOISE
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};
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const int ARANGE_EXTENDED_START = -80;
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const int ARANGE_EXTENDED_END = 20;
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const int ARANGE_DEFAULT_START = -30;
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const int ARANGE_DEFAULT_END = 0;
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const int ARANGE_AUDIBLE_START = -50;
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const int ARANGE_AUDIBLE_END = 10;
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const int ARANGE_NOISE_START = -60;
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const int ARANGE_NOISE_END = -20;
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class Analyzer;
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// Holds all the configuration values
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class SaControls : public EffectControls
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{
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Q_OBJECT
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public:
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explicit SaControls(Analyzer* effect);
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virtual ~SaControls() {}
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EffectControlDialog* createView() override;
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void saveSettings (QDomDocument& doc, QDomElement& parent) override;
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void loadSettings (const QDomElement &_this) override;
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QString nodeName() const override {return "Analyzer";}
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int controlCount() override {return 12;}
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private:
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Analyzer *m_effect;
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BoolModel m_pauseModel;
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BoolModel m_refFreezeModel;
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BoolModel m_waterfallModel;
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BoolModel m_smoothModel;
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BoolModel m_stereoModel;
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BoolModel m_peakHoldModel;
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BoolModel m_logXModel;
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BoolModel m_logYModel;
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ComboBoxModel m_freqRangeModel;
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ComboBoxModel m_ampRangeModel;
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ComboBoxModel m_blockSizeModel;
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ComboBoxModel m_windowModel;
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QColor m_colorL;
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QColor m_colorR;
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QColor m_colorMono;
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QColor m_colorBG;
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QColor m_colorGrid;
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QColor m_colorLabels;
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friend class SaControlsDialog;
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friend class SaSpectrumView;
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friend class SaWaterfallView;
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friend class SaProcessor;
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};
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#endif // SACONTROLS_H
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