2 Copyright (C) 2002 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 #include <ardour/io.h>
24 #include <ardour/route.h>
25 #include <ardour/route_group.h>
26 #include <ardour/session.h>
27 #include <ardour/session_route.h>
28 #include <ardour/dB.h>
30 #include <gtkmm2ext/utils.h>
31 #include <gtkmm2ext/fastmeter.h>
32 #include <gtkmm2ext/stop_signal.h>
33 #include <gtkmm2ext/barcontroller.h>
34 #include <midi++/manager.h>
35 #include <pbd/fastlog.h>
37 #include "ardour_ui.h"
38 #include "gain_meter.h"
41 #include "gui_thread.h"
44 #include <ardour/session.h>
45 #include <ardour/route.h>
46 #include <ardour/meter.h>
50 using namespace ARDOUR;
52 using namespace Gtkmm2ext;
57 sigc::signal<void> GainMeter::ResetAllPeakDisplays;
58 sigc::signal<void,RouteGroup*> GainMeter::ResetGroupPeakDisplays;
59 Glib::RefPtr<Gdk::Pixbuf> GainMeter::slider;
60 Glib::RefPtr<Gdk::Pixbuf> GainMeter::rail;
61 map<string,Glib::RefPtr<Gdk::Pixmap> > GainMeter::metric_pixmaps;
64 GainMeter::setup_slider_pix ()
66 string path = ARDOUR::find_data_file("vslider02_slider.xpm", "pixmaps");
68 error << _("cannot find images for fader slider") << endmsg;
71 slider = Gdk::Pixbuf::create_from_file (path);
73 path = ARDOUR::find_data_file("vslider02_rail.xpm", "pixmaps");
75 error << _("cannot find images for fader rail") << endmsg;
78 rail = Gdk::Pixbuf::create_from_file (path);
83 GainMeter::GainMeter (boost::shared_ptr<IO> io, Session& s)
87 // 0.781787 is the value needed for gain to be set to 0.
88 gain_adjustment (0.781787, 0.0, 1.0, 0.01, 0.1),
89 gain_display (&gain_adjustment, "MixerStripGainDisplay"),
90 gain_automation_style_button (""),
91 gain_automation_state_button ("")
98 ignore_toggle = false;
101 gain_slider = manage (new VSliderController (slider, rail,
106 gain_slider->signal_button_press_event().connect (mem_fun(*this, &GainMeter::start_gain_touch));
107 gain_slider->signal_button_release_event().connect (mem_fun(*this, &GainMeter::end_gain_touch));
108 gain_slider->set_name ("MixerGainMeter");
110 gain_display.set_print_func (_gain_printer, this);
112 gain_display_box.set_spacing (2);
113 set_size_request_to_display_given_text (gain_display_frame, "-86.g", 2, 6); /* note the descender */
114 gain_display_frame.set_shadow_type (Gtk::SHADOW_IN);
115 gain_display_frame.set_name ("BaseFrame");
116 gain_display_frame.add (gain_display);
117 gain_display_box.pack_start (gain_display_frame, Gtk::PACK_SHRINK);
119 peak_display.set_name ("MixerStripPeakDisplay");
120 peak_display.add (peak_display_label);
121 set_size_request_to_display_given_text (peak_display_frame, "-86.g", 2, 6); /* note the descender */
122 peak_display_frame.set_shadow_type (Gtk::SHADOW_IN);
123 peak_display_frame.set_name ("BaseFrame");
124 peak_display_frame.add (peak_display);
125 max_peak = minus_infinity();
126 peak_display_label.set_text (_("-inf"));
128 meter_metric_area.set_size_request (25, -1);
129 meter_metric_area.set_name ("MeterMetricsStrip");
131 meter_packer.set_spacing (2);
133 gain_automation_style_button.set_name ("MixerAutomationModeButton");
134 gain_automation_state_button.set_name ("MixerAutomationPlaybackButton");
136 ARDOUR_UI::instance()->tooltips().set_tip (gain_automation_state_button, _("Fader automation mode"));
137 ARDOUR_UI::instance()->tooltips().set_tip (gain_automation_style_button, _("Fader automation type"));
139 gain_automation_style_button.unset_flags (Gtk::CAN_FOCUS);
140 gain_automation_state_button.unset_flags (Gtk::CAN_FOCUS);
142 gain_automation_state_button.set_size_request(15, 15);
143 gain_automation_style_button.set_size_request(15, 15);
146 fader_vbox = manage (new Gtk::VBox());
147 fader_vbox->set_spacing (0);
148 fader_vbox->pack_start (*gain_slider, false, false, 0);
150 hbox.set_spacing (0);
152 if (_io->default_type() == ARDOUR::DataType::AUDIO)
153 hbox.pack_start (*fader_vbox, false, false, 2);
159 if ((r = dynamic_cast<Route*> (_io.get())) != 0) {
161 if we don't have a route (if we're the click),
162 pack some route-dependent stuff.
165 gain_display_box.pack_end (peak_display_frame, Gtk::PACK_SHRINK);
167 hbox.pack_start (meter_packer, true, false);
169 using namespace Menu_Helpers;
171 gain_astate_menu.items().push_back (MenuElem (_("Off"),
172 bind (mem_fun (*_io, &IO::set_gain_automation_state), (AutoState) Off)));
173 gain_astate_menu.items().push_back (MenuElem (_("Play"),
174 bind (mem_fun (*_io, &IO::set_gain_automation_state), (AutoState) Play)));
175 gain_astate_menu.items().push_back (MenuElem (_("Write"),
176 bind (mem_fun (*_io, &IO::set_gain_automation_state), (AutoState) Write)));
177 gain_astate_menu.items().push_back (MenuElem (_("Touch"),
178 bind (mem_fun (*_io, &IO::set_gain_automation_state), (AutoState) Touch)));
180 gain_astyle_menu.items().push_back (MenuElem (_("Trim")));
181 gain_astyle_menu.items().push_back (MenuElem (_("Abs")));
183 gain_astate_menu.set_name ("ArdourContextMenu");
184 gain_astyle_menu.set_name ("ArdourContextMenu");
186 gain_automation_style_button.signal_button_press_event().connect (mem_fun(*this, &GainMeter::gain_automation_style_button_event), false);
187 gain_automation_state_button.signal_button_press_event().connect (mem_fun(*this, &GainMeter::gain_automation_state_button_event), false);
189 r->gain_automation_curve().automation_state_changed.connect (mem_fun(*this, &GainMeter::gain_automation_state_changed));
190 r->gain_automation_curve().automation_style_changed.connect (mem_fun(*this, &GainMeter::gain_automation_style_changed));
191 fader_vbox->pack_start (gain_automation_state_button, false, false, 0);
193 gain_automation_state_changed ();
199 pack_start (gain_display_box, Gtk::PACK_SHRINK);
200 pack_start (hbox, Gtk::PACK_SHRINK);
202 _io->gain_changed.connect (mem_fun(*this, &GainMeter::gain_changed));
204 meter_metric_area.signal_expose_event().connect (mem_fun(*this, &GainMeter::meter_metrics_expose));
205 gain_adjustment.signal_value_changed().connect (mem_fun(*this, &GainMeter::gain_adjusted));
206 peak_display.signal_button_release_event().connect (mem_fun(*this, &GainMeter::peak_button_release));
208 _session.MeterHoldChanged.connect (mem_fun(*this, &GainMeter::meter_hold_changed));
211 update_gain_sensitive ();
213 ResetAllPeakDisplays.connect (mem_fun(*this, &GainMeter::reset_peak_display));
214 ResetGroupPeakDisplays.connect (mem_fun(*this, &GainMeter::reset_group_peak_display));
218 GainMeter::set_width (Width w)
222 peak_display_frame.show_all();
225 peak_display_frame.hide_all();
233 Glib::RefPtr<Gdk::Pixmap>
234 GainMeter::render_metrics (Gtk::Widget& w)
236 Glib::RefPtr<Gdk::Window> win (w.get_window());
237 Glib::RefPtr<Gdk::GC> fg_gc (w.get_style()->get_fg_gc (Gtk::STATE_NORMAL));
238 Glib::RefPtr<Gdk::GC> bg_gc (w.get_style()->get_bg_gc (Gtk::STATE_NORMAL));
239 gint x, y, width, height, depth;
240 int db_points[] = { -50, -40, -20, -30, -10, -3, 0, 4 };
243 win->get_geometry (x, y, width, height, depth);
245 Glib::RefPtr<Gdk::Pixmap> pixmap = Gdk::Pixmap::create (win, width, height);
247 metric_pixmaps[w.get_name()] = pixmap;
249 pixmap->draw_rectangle (bg_gc, true, 0, 0, width, height);
251 Glib::RefPtr<Pango::Layout> layout = w.create_pango_layout("");
253 for (uint32_t i = 0; i < sizeof (db_points)/sizeof (db_points[0]); ++i) {
255 float fraction = log_meter (db_points[i]);
256 gint pos = height - (gint) floor (height * fraction);
258 snprintf (buf, sizeof (buf), "%d", abs (db_points[i]));
260 layout->set_text (buf);
262 /* we want logical extents, not ink extents here */
265 layout->get_pixel_size (width, height);
267 pixmap->draw_line (fg_gc, 0, pos, 4, pos);
268 pixmap->draw_layout (fg_gc, 6, pos - (height/2), layout);
275 GainMeter::meter_metrics_expose (GdkEventExpose *ev)
277 Glib::RefPtr<Gdk::Window> win (meter_metric_area.get_window());
278 Glib::RefPtr<Gdk::GC> fg_gc (meter_metric_area.get_style()->get_fg_gc (Gtk::STATE_NORMAL));
279 Glib::RefPtr<Gdk::GC> bg_gc (meter_metric_area.get_style()->get_bg_gc (Gtk::STATE_NORMAL));
280 GdkRectangle base_rect;
281 GdkRectangle draw_rect;
282 gint x, y, width, height, depth;
284 win->get_geometry (x, y, width, height, depth);
286 base_rect.width = width;
287 base_rect.height = height;
291 Glib::RefPtr<Gdk::Pixmap> pixmap;
292 std::map<string,Glib::RefPtr<Gdk::Pixmap> >::iterator i = metric_pixmaps.find (meter_metric_area.get_name());
294 if (i == metric_pixmaps.end()) {
295 pixmap = render_metrics (meter_metric_area);
300 gdk_rectangle_intersect (&ev->area, &base_rect, &draw_rect);
301 win->draw_rectangle (bg_gc, true, draw_rect.x, draw_rect.y, draw_rect.width, draw_rect.height);
302 win->draw_drawable (bg_gc, pixmap, draw_rect.x, draw_rect.y, draw_rect.x, draw_rect.y, draw_rect.width, draw_rect.height);
307 GainMeter::~GainMeter ()
313 for (vector<MeterInfo>::iterator i = meters.begin(); i != meters.end(); i++) {
321 GainMeter::update_meters ()
323 vector<MeterInfo>::iterator i;
328 for (n = 0, i = meters.begin(); i != meters.end(); ++i, ++n) {
330 peak = _io->peak_meter().peak_power (n);
332 (*i).meter->set (log_meter (peak), peak);
334 if (peak > max_peak) {
336 /* set peak display */
337 if (max_peak <= -200.0f) {
338 peak_display_label.set_text (_("-inf"));
340 snprintf (buf, sizeof(buf), "%.1f", max_peak);
341 peak_display_label.set_text (buf);
344 if (max_peak >= 0.0f) {
345 peak_display.set_name ("MixerStripPeakDisplayPeak");
353 GainMeter::meter_hold_changed()
355 ENSURE_GUI_THREAD(mem_fun(*this, &GainMeter::meter_hold_changed));
357 vector<MeterInfo>::iterator i;
360 for (n = 0, i = meters.begin(); i != meters.end(); ++i, ++n) {
362 (*i).meter->set_hold_count ((uint32_t) floor(_session.meter_hold()));
367 GainMeter::hide_all_meters ()
369 bool remove_metric_area = false;
371 for (vector<MeterInfo>::iterator i = meters.begin(); i != meters.end(); ++i) {
373 remove_metric_area = true;
374 meter_packer.remove (*((*i).meter));
379 if (remove_metric_area) {
380 if (meter_metric_area.get_parent()) {
381 meter_packer.remove (meter_metric_area);
387 GainMeter::setup_meters ()
389 uint32_t nmeters = _io->n_outputs().get(DataType::AUDIO);
396 if ((r = dynamic_cast<Route*> (_io.get())) != 0) {
398 switch (r->meter_point()) {
401 nmeters = r->n_inputs().get(DataType::AUDIO);
404 nmeters = r->n_outputs().get(DataType::AUDIO);
410 nmeters = _io->n_outputs().get(DataType::AUDIO);
419 width = regular_meter_width;
421 width = thin_meter_width;
424 while (meters.size() < nmeters) {
425 meters.push_back (MeterInfo());
428 for (uint32_t n = 0; n < nmeters; ++n) {
429 if (meters[n].width != width) {
430 delete meters[n].meter;
431 meters[n].meter = new FastMeter ((uint32_t) floor (_session.meter_hold()), width, FastMeter::Vertical);
432 meters[n].width = width;
434 meters[n].meter->add_events (Gdk::BUTTON_RELEASE_MASK);
435 meters[n].meter->signal_button_release_event().connect (bind (mem_fun(*this, &GainMeter::meter_button_release), n));
438 meter_packer.pack_start (*meters[n].meter, Gtk::PACK_SHRINK);
439 meters[n].meter->show_all ();
440 meters[n].packed = true;
443 if (_width == Wide) {
444 meter_packer.pack_start (meter_metric_area, Gtk::PACK_SHRINK);
445 meter_metric_area.show_all ();
450 GainMeter::peak_button_release (GdkEventButton* ev)
452 /* reset peak label */
454 if (ev->button == 1 && Keyboard::modifier_state_equals (ev->state, Keyboard::Control|Keyboard::Shift)) {
455 ResetAllPeakDisplays ();
456 } else if (ev->button == 1 && Keyboard::modifier_state_equals (ev->state, Keyboard::Control)) {
458 if ((r = dynamic_cast<Route*> (_io.get())) != 0) {
459 ResetGroupPeakDisplays (r->mix_group());
462 reset_peak_display ();
468 GainMeter::reset_peak_display ()
470 max_peak = minus_infinity();
471 peak_display_label.set_text (_("-Inf"));
472 peak_display.set_name ("Mixerstrippeakdisplay");
476 GainMeter::reset_group_peak_display (RouteGroup* group)
479 if ((r = dynamic_cast<Route*> (_io.get())) != 0) {
480 if (group == r->mix_group()) {
481 reset_peak_display ();
487 GainMeter::meter_button_release (GdkEventButton* ev, uint32_t which)
489 switch (ev->button) {
491 meters[which].meter->clear();
492 max_peak = minus_infinity();
493 peak_display_label.set_text (_("-inf"));
494 peak_display.set_name ("MixerStripPeakDisplay");
498 // popup_meter_menu (ev);
506 GainMeter::popup_meter_menu (GdkEventButton *ev)
508 using namespace Menu_Helpers;
510 if (meter_menu == 0) {
511 meter_menu = new Gtk::Menu;
512 MenuList& items = meter_menu->items();
514 items.push_back (MenuElem ("-inf .. +0dBFS"));
515 items.push_back (MenuElem ("-10dB .. +0dBFS"));
516 items.push_back (MenuElem ("-4 .. +0dBFS"));
517 items.push_back (SeparatorElem());
518 items.push_back (MenuElem ("-inf .. -2dBFS"));
519 items.push_back (MenuElem ("-10dB .. -2dBFS"));
520 items.push_back (MenuElem ("-4 .. -2dBFS"));
523 meter_menu->popup (1, ev->time);
527 GainMeter::_gain_printer (char buf[32], Gtk::Adjustment& adj, void *arg)
529 static_cast<GainMeter *>(arg)->gain_printer (buf, adj);
533 GainMeter::gain_printer (char buf[32], Gtk::Adjustment& adj)
535 float v = adj.get_value();
538 strcpy (buf, _("-inf"));
540 snprintf (buf, 32, "%.1f", coefficient_to_dB (slider_position_to_gain (v)));
545 GainMeter::gain_adjusted ()
547 if (!ignore_toggle) {
548 _io->set_gain (slider_position_to_gain (gain_adjustment.get_value()), this);
553 GainMeter::effective_gain_display ()
555 gfloat value = gain_to_slider_position (_io->effective_gain());
557 if (gain_adjustment.get_value() != value) {
558 ignore_toggle = true;
559 gain_adjustment.set_value (value);
560 ignore_toggle = false;
565 GainMeter::gain_changed (void *src)
567 Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &GainMeter::effective_gain_display));
571 GainMeter::set_meter_strip_name (const char * name)
573 meter_metric_area.set_name (name);
577 GainMeter::set_fader_name (const char * name)
579 gain_slider->set_name (name);
583 GainMeter::update_gain_sensitive ()
585 static_cast<Gtkmm2ext::SliderController*>(gain_slider)->set_sensitive (!(_io->gain_automation_state() & Play));
590 next_meter_point (MeterPoint mp)
594 return MeterPreFader;
598 return MeterPostFader;
610 GainMeter::meter_press(GdkEventButton* ev)
614 wait_for_release = false;
616 if ((_route = dynamic_cast<Route*>(_io.get())) == 0) {
620 if (!ignore_toggle) {
622 if (Keyboard::is_context_menu_event (ev)) {
624 // no menu at this time.
628 if (ev->button == 2) {
630 // ctrl-button2 click is the midi binding click
631 // button2-click is "momentary"
633 if (!Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::Control))) {
634 wait_for_release = true;
635 old_meter_point = _route->meter_point ();
639 if (ev->button == 1 || ev->button == 2) {
641 if (Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::Control|Keyboard::Shift))) {
643 /* ctrl-shift-click applies change to all routes */
645 _session.foreach_route (this, &GainMeter::set_meter_point, next_meter_point (_route->meter_point()));
647 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::Control)) {
649 /* ctrl-click: solo mix group.
650 ctrl-button2 is MIDI learn.
653 if (ev->button == 1) {
654 set_mix_group_meter_point (*_route, next_meter_point (_route->meter_point()));
659 /* click: solo this route */
661 _route->set_meter_point (next_meter_point (_route->meter_point()), this);
672 GainMeter::meter_release(GdkEventButton* ev)
676 if (wait_for_release){
677 wait_for_release = false;
678 set_meter_point (*(dynamic_cast<Route*>(_io.get())), old_meter_point);
685 GainMeter::set_meter_point (Route& route, MeterPoint mp)
687 route.set_meter_point (mp, this);
691 GainMeter::set_mix_group_meter_point (Route& route, MeterPoint mp)
693 RouteGroup* mix_group;
695 if((mix_group = route.mix_group()) != 0){
696 mix_group->apply (&Route::set_meter_point, mp, this);
698 route.set_meter_point (mp, this);
703 GainMeter::meter_point_clicked ()
707 if ((r = dynamic_cast<Route*> (_io.get())) != 0) {
713 GainMeter::start_gain_touch (GdkEventButton* ev)
715 _io->start_gain_touch ();
720 GainMeter::end_gain_touch (GdkEventButton* ev)
722 _io->end_gain_touch ();
727 GainMeter::gain_automation_state_button_event (GdkEventButton *ev)
729 if (ev->type == GDK_BUTTON_RELEASE) {
733 switch (ev->button) {
735 gain_astate_menu.popup (1, ev->time);
745 GainMeter::gain_automation_style_button_event (GdkEventButton *ev)
747 if (ev->type == GDK_BUTTON_RELEASE) {
751 switch (ev->button) {
753 gain_astyle_menu.popup (1, ev->time);
762 GainMeter::astate_string (AutoState state)
764 return _astate_string (state, false);
768 GainMeter::short_astate_string (AutoState state)
770 return _astate_string (state, true);
774 GainMeter::_astate_string (AutoState state, bool shrt)
780 sstr = (shrt ? "O" : _("O"));
783 sstr = (shrt ? "P" : _("P"));
786 sstr = (shrt ? "T" : _("T"));
789 sstr = (shrt ? "W" : _("W"));
797 GainMeter::astyle_string (AutoStyle style)
799 return _astyle_string (style, false);
803 GainMeter::short_astyle_string (AutoStyle style)
805 return _astyle_string (style, true);
809 GainMeter::_astyle_string (AutoStyle style, bool shrt)
814 /* XXX it might different in different languages */
816 return (shrt ? _("Abs") : _("Abs"));
821 GainMeter::gain_automation_style_changed ()
823 // Route* _route = dynamic_cast<Route*>(&_io);
826 gain_automation_style_button.set_label (astyle_string(_io->gain_automation_curve().automation_style()));
829 gain_automation_style_button.set_label (short_astyle_string(_io->gain_automation_curve().automation_style()));
835 GainMeter::gain_automation_state_changed ()
837 ENSURE_GUI_THREAD(mem_fun(*this, &GainMeter::gain_automation_state_changed));
838 //Route* _route = dynamic_cast<Route*>(&_io);
844 gain_automation_state_button.set_label (astate_string(_io->gain_automation_curve().automation_state()));
847 gain_automation_state_button.set_label (short_astate_string(_io->gain_automation_curve().automation_state()));
851 x = (_io->gain_automation_state() != Off);
853 if (gain_automation_state_button.get_active() != x) {
854 ignore_toggle = true;
855 gain_automation_state_button.set_active (x);
856 ignore_toggle = false;
859 update_gain_sensitive ();
861 /* start watching automation so that things move */
863 gain_watching.disconnect();
866 gain_watching = ARDOUR_UI::RapidScreenUpdate.connect (mem_fun (*this, &GainMeter::effective_gain_display));