2 Copyright (C) 2008 Paul Davis
3 Author: Sampo Savolainen
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #ifndef __ardour_plugin_eq_gui_h
22 #define __ardour_plugin_eq_gui_h
24 #include "ardour/buffer_set.h"
25 #include "ardour/plugin_insert.h"
26 #include "ardour/plugin.h"
28 #include <gtkmm/table.h>
29 #include <gtkmm/drawingarea.h>
30 #include <gtkmm/combobox.h>
31 #include <gtkmm/liststore.h>
35 class PluginEqGui
: public Gtk::Table
38 PluginEqGui (boost::shared_ptr
<ARDOUR::PluginInsert
>);
43 void set_buffer_size (uint32_t, uint32_t);
44 void change_dB_scale ();
47 void run_impulse_analysis ();
48 void signal_collect_callback (ARDOUR::BufferSet
*, ARDOUR::BufferSet
*);
49 float _signal_analysis_running
;
52 virtual void on_hide ();
53 virtual void on_show ();
55 void stop_updating ();
56 void start_updating ();
58 void resize_analysis_area (Gtk::Allocation
&);
59 void redraw_analysis_area ();
61 void draw_analysis_scales (cairo_t
*);
62 bool expose_analysis_area (GdkEventExpose
*);
64 void draw_scales_power (Gtk::Widget
*, cairo_t
*);
65 void plot_impulse_amplitude (Gtk::Widget
*,cairo_t
*);
67 void draw_scales_phase (Gtk::Widget
*,cairo_t
*);
68 void plot_impulse_phase (Gtk::Widget
*,cairo_t
*);
70 void plot_signal_amplitude_difference (Gtk::Widget
*,cairo_t
*);
73 bool timeout_callback ();
74 void redraw_scales ();
78 // analysis parameters
88 ARDOUR::framecnt_t _buffer_size
;
89 ARDOUR::framecnt_t _signal_buffer_size
;
92 ARDOUR::BufferSet _bufferset
;
93 ARDOUR::BufferSet _collect_bufferset
;
97 float _analysis_width
;
98 float _analysis_height
;
102 FFT
*_signal_input_fft
;
103 FFT
*_signal_output_fft
;
104 boost::shared_ptr
<ARDOUR::Plugin
> _plugin
;
105 boost::shared_ptr
<ARDOUR::PluginInsert
> _plugin_insert
;
108 Gtk::DrawingArea
*_analysis_area
;
109 cairo_surface_t
*_analysis_scale_surface
;
111 // dB scale selection:
112 class dBSelectionColumns
: public Gtk::TreeModel::ColumnRecord
116 { add(dBMin
); add(dBMax
); add(dBStep
); add(name
); }
118 Gtk::TreeModelColumn
<float> dBMin
;
119 Gtk::TreeModelColumn
<float> dBMax
;
120 Gtk::TreeModelColumn
<float> dBStep
;
121 Gtk::TreeModelColumn
<std::string
> name
;
124 dBSelectionColumns dBColumns
;
126 Gtk::ComboBox
*dBScaleCombo
;
127 Glib::RefPtr
<Gtk::ListStore
> dBScaleModel
;
129 Gtk::CheckButton
*_phase_button
;
131 // signals and connections
132 sigc::connection _update_connection
;
133 sigc::connection _window_unmap_connection
;
134 sigc::connection _window_map_connection
;
136 PBD::ScopedConnection analysis_connection
;