Robin Gareus
4050ca5633
Copyright-holder and year information is extracted from git log. git history begins in 2005. So (C) from 1998..2005 is lost. Also some (C) assignment of commits where the committer didn't use --author.
162 lines
4.0 KiB
C++
162 lines
4.0 KiB
C++
/*
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* Copyright (C) 2008-2009 Sampo Savolainen <v2@iki.fi>
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* Copyright (C) 2009-2012 David Robillard <d@drobilla.net>
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* Copyright (C) 2009-2017 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2010 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2018-2019 Robin Gareus <robin@gareus.org>
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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; either version 2 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 for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __ardour_plugin_eq_gui_h
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#define __ardour_plugin_eq_gui_h
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#include "pbd/signals.h"
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#include "ardour/buffer_set.h"
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#include <gtkmm/table.h>
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#include <gtkmm/drawingarea.h>
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#include <gtkmm/combobox.h>
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#include <gtkmm/comboboxtext.h>
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#include <gtkmm/liststore.h>
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namespace ARDOUR {
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class Plugin;
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class PluginInsert;
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}
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namespace GTKArdour {
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class FFT;
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}
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class PluginEqGui : public Gtk::Table
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{
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public:
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PluginEqGui (boost::shared_ptr<ARDOUR::PluginInsert>);
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~PluginEqGui ();
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void start_listening ();
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void stop_listening ();
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private:
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// Setup
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void set_buffer_size (uint32_t, uint32_t);
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void change_dB_scale ();
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// Analysis
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void run_impulse_analysis ();
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void signal_collect_callback (ARDOUR::BufferSet *, ARDOUR::BufferSet *);
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float _signal_analysis_running;
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// Drawing
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virtual void on_hide ();
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virtual void on_show ();
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void stop_updating ();
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void start_updating ();
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void resize_analysis_area (Gtk::Allocation&);
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void redraw_analysis_area ();
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void draw_analysis_scales (cairo_t *);
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bool expose_analysis_area (GdkEventExpose *);
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void draw_scales_power (Gtk::Widget *, cairo_t *);
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void plot_impulse_amplitude (Gtk::Widget *,cairo_t *);
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void draw_scales_phase (Gtk::Widget *,cairo_t *);
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void plot_impulse_phase (Gtk::Widget *,cairo_t *);
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void plot_signal_amplitude_difference (Gtk::Widget *,cairo_t *);
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void update_pointer_info(float);
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bool analysis_area_mouseover(GdkEventMotion *);
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bool analysis_area_mouseexit(GdkEventCrossing *);
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// Helpers
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bool timeout_callback ();
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void redraw_scales ();
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// Fields:
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// analysis parameters
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float _samplerate;
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float _min_dB;
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float _max_dB;
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float _step_dB;
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float _log_coeff;
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float _log_max;
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ARDOUR::samplecnt_t _block_size;
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ARDOUR::samplecnt_t _buffer_size;
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ARDOUR::samplecnt_t _signal_buffer_size;
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// buffers
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ARDOUR::BufferSet _bufferset;
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ARDOUR::BufferSet _collect_bufferset;
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// dimensions
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float _analysis_width;
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float _analysis_height;
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// My objects
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GTKArdour::FFT *_impulse_fft;
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GTKArdour::FFT *_signal_input_fft;
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GTKArdour::FFT *_signal_output_fft;
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boost::shared_ptr<ARDOUR::Plugin> _plugin;
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boost::shared_ptr<ARDOUR::PluginInsert> _plugin_insert;
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// gui objects
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Gtk::DrawingArea *_analysis_area;
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cairo_surface_t *_analysis_scale_surface;
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Gtk::Label *_pointer_info;
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int _pointer_in_area_xpos;
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int _pointer_in_area_freq;
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// dB scale selection:
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class dBSelectionColumns : public Gtk::TreeModel::ColumnRecord
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{
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public:
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dBSelectionColumns()
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{ add(dBMin); add(dBMax); add(dBStep); add(name); }
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Gtk::TreeModelColumn<float> dBMin;
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Gtk::TreeModelColumn<float> dBMax;
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Gtk::TreeModelColumn<float> dBStep;
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Gtk::TreeModelColumn<std::string> name;
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};
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dBSelectionColumns dBColumns;
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Gtk::ComboBox *dBScaleCombo;
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Glib::RefPtr<Gtk::ListStore> dBScaleModel;
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Gtk::ComboBoxText* _live_signal_combo;
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Gtk::CheckButton *_phase_button;
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// signals and connections
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sigc::connection _update_connection;
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sigc::connection _window_unmap_connection;
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sigc::connection _window_map_connection;
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PBD::ScopedConnection analysis_connection;
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};
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#endif
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