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.
22 #include "ardour/meter.h"
24 #include <gtkmm2ext/utils.h>
25 #include <gtkmm2ext/barcontroller.h>
26 #include "midi++/manager.h"
27 #include "pbd/fastlog.h"
29 #include "ardour_ui.h"
30 #include "global_signals.h"
31 #include "level_meter.h"
34 #include "gui_thread.h"
36 #include "public_editor.h"
40 using namespace ARDOUR;
42 using namespace Gtkmm2ext;
46 LevelMeterBase::LevelMeterBase (Session* s, PBD::EventLoop::InvalidationRecord* ir, FastMeter::Orientation o)
47 : parent_invalidator(ir)
49 , _meter_orientation(o)
50 , regular_meter_width (6)
55 Config->ParameterChanged.connect (_parameter_connection, parent_invalidator, boost::bind (&LevelMeterBase::parameter_changed, this, _1), gui_context());
56 UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &LevelMeterBase::on_theme_changed));
57 ColorsChanged.connect (sigc::mem_fun (*this, &LevelMeterBase::color_handler));
58 max_peak = minus_infinity();
59 meter_type = MeterPeak;
63 LevelMeterBase::on_theme_changed()
68 LevelMeterBase::~LevelMeterBase ()
70 for (vector<MeterInfo>::iterator i = meters.begin(); i != meters.end(); i++) {
76 LevelMeterBase::set_meter (PeakMeter* meter)
78 _configuration_connection.disconnect();
79 _meter_type_connection.disconnect();
84 _meter->ConfigurationChanged.connect (_configuration_connection, parent_invalidator, boost::bind (&LevelMeterBase::configuration_changed, this, _1, _2), gui_context());
85 _meter->TypeChanged.connect (_meter_type_connection, parent_invalidator, boost::bind (&LevelMeterBase::meter_type_changed, this, _1), gui_context());
89 static float meter_lineup_cfg(MeterLineUp lul, float offset) {
91 case MeteringLineUp24:
93 case MeteringLineUp20:
95 case MeteringLineUp18:
97 case MeteringLineUp15:
105 static float meter_lineup(float offset) {
106 return meter_lineup_cfg(Config->get_meter_line_up_level(), offset);
109 static float vu_standard() {
110 // note - default meter config is +2dB (france)
111 switch (Config->get_meter_vu_standard()) {
113 case MeteringVUfrench: // 0VU = -2dBu
115 case MeteringVUamerican: // 0VU = 0dBu
117 case MeteringVUstandard: // 0VU = +4dBu
119 case MeteringVUeight: // 0VU = +8dBu
125 LevelMeterBase::update_meters ()
127 vector<MeterInfo>::iterator i;
134 uint32_t nmidi = _meter->input_streams().n_midi();
136 for (n = 0, i = meters.begin(); i != meters.end(); ++i, ++n) {
138 const float mpeak = _meter->meter_level(n, MeterMaxPeak);
139 if (mpeak > (*i).max_peak) {
140 (*i).max_peak = mpeak;
141 (*i).meter->set_highlight(mpeak > Config->get_meter_peak());
143 if (mpeak > max_peak) {
148 (*i).meter->set (_meter->meter_level (n, MeterPeak));
150 const float peak = _meter->meter_level (n, meter_type);
151 if (meter_type == MeterPeak) {
152 (*i).meter->set (log_meter (peak));
153 } else if (meter_type == MeterIEC1NOR) {
154 (*i).meter->set (meter_deflect_nordic (peak + meter_lineup(0)));
155 } else if (meter_type == MeterIEC1DIN) {
156 (*i).meter->set (meter_deflect_din (peak + meter_lineup_cfg(Config->get_meter_line_up_din(), 3.0)));
157 } else if (meter_type == MeterIEC2BBC || meter_type == MeterIEC2EBU) {
158 (*i).meter->set (meter_deflect_ppm (peak + meter_lineup(0)));
159 } else if (meter_type == MeterVU) {
160 (*i).meter->set (meter_deflect_vu (peak + vu_standard() + meter_lineup(0)));
161 } else if (meter_type == MeterK14) {
162 (*i).meter->set (meter_deflect_k (peak, 14), meter_deflect_k(_meter->meter_level(n, MeterPeak), 14));
163 } else if (meter_type == MeterK20) {
164 (*i).meter->set (meter_deflect_k (peak, 20), meter_deflect_k(_meter->meter_level(n, MeterPeak), 20));
166 (*i).meter->set (log_meter (peak), log_meter(_meter->meter_level(n, MeterPeak)));
175 LevelMeterBase::parameter_changed (string p)
177 ENSURE_GUI_THREAD (*this, &LevelMeterBase::parameter_changed, p)
179 if (p == "meter-hold") {
180 vector<MeterInfo>::iterator i;
183 for (n = 0, i = meters.begin(); i != meters.end(); ++i, ++n) {
184 (*i).meter->set_hold_count ((uint32_t) floor(Config->get_meter_hold()));
187 else if (p == "meter-line-up-level") {
188 color_changed = true;
189 setup_meters (meter_length, regular_meter_width, thin_meter_width);
191 else if (p == "meter-style-led") {
192 color_changed = true;
193 setup_meters (meter_length, regular_meter_width, thin_meter_width);
195 else if (p == "meter-peak") {
196 vector<MeterInfo>::iterator i;
199 for (n = 0, i = meters.begin(); i != meters.end(); ++i, ++n) {
200 (*i).max_peak = minus_infinity();
206 LevelMeterBase::configuration_changed (ChanCount /*in*/, ChanCount /*out*/)
208 color_changed = true;
209 setup_meters (meter_length, regular_meter_width, thin_meter_width);
213 LevelMeterBase::meter_type_changed (MeterType t)
216 color_changed = true;
217 setup_meters (meter_length, regular_meter_width, thin_meter_width);
222 LevelMeterBase::hide_all_meters ()
224 for (vector<MeterInfo>::iterator i = meters.begin(); i != meters.end(); ++i) {
226 mtr_remove (*((*i).meter));
233 LevelMeterBase::setup_meters (int len, int initial_width, int thin_width)
238 return; /* do it later or never */
241 int32_t nmidi = _meter->input_streams().n_midi();
242 uint32_t nmeters = _meter->input_streams().n_total();
243 regular_meter_width = initial_width;
244 thin_meter_width = thin_width;
254 width = regular_meter_width;
256 width = thin_meter_width;
259 while (meters.size() < nmeters) {
260 meters.push_back (MeterInfo());
263 //cerr << "LevelMeterBase::setup_meters() called color_changed = " << color_changed << " colors: " << endl;//DEBUG
265 for (int32_t n = nmeters-1; nmeters && n >= 0 ; --n) {
269 int styleflags = Config->get_meter_style_led() ? 3 : 1;
270 b[0] = ARDOUR_UI::config()->canvasvar_MeterBackgroundBot.get();
271 b[1] = ARDOUR_UI::config()->canvasvar_MeterBackgroundTop.get();
272 b[2] = 0x991122ff; // red highlight gradient Bot
273 b[3] = 0x551111ff; // red highlight gradient Top
275 c[0] = ARDOUR_UI::config()->canvasvar_MidiMeterColor0.get();
276 c[1] = ARDOUR_UI::config()->canvasvar_MidiMeterColor1.get();
277 c[2] = ARDOUR_UI::config()->canvasvar_MidiMeterColor2.get();
278 c[3] = ARDOUR_UI::config()->canvasvar_MidiMeterColor3.get();
279 c[4] = ARDOUR_UI::config()->canvasvar_MidiMeterColor4.get();
280 c[5] = ARDOUR_UI::config()->canvasvar_MidiMeterColor5.get();
281 c[6] = ARDOUR_UI::config()->canvasvar_MidiMeterColor6.get();
282 c[7] = ARDOUR_UI::config()->canvasvar_MidiMeterColor7.get();
283 c[8] = ARDOUR_UI::config()->canvasvar_MidiMeterColor8.get();
284 c[9] = ARDOUR_UI::config()->canvasvar_MidiMeterColor9.get();
285 stp[0] = 115.0 * 32.0 / 128.0;
286 stp[1] = 115.0 * 64.0 / 128.0;
287 stp[2] = 115.0 * 100.0 / 128.0;
288 stp[3] = 115.0 * 112.0 / 128.0;
290 c[0] = ARDOUR_UI::config()->canvasvar_MeterColor0.get();
291 c[1] = ARDOUR_UI::config()->canvasvar_MeterColor1.get();
292 c[2] = ARDOUR_UI::config()->canvasvar_MeterColor2.get();
293 c[3] = ARDOUR_UI::config()->canvasvar_MeterColor3.get();
294 c[4] = ARDOUR_UI::config()->canvasvar_MeterColor4.get();
295 c[5] = ARDOUR_UI::config()->canvasvar_MeterColor5.get();
296 c[6] = ARDOUR_UI::config()->canvasvar_MeterColor6.get();
297 c[7] = ARDOUR_UI::config()->canvasvar_MeterColor7.get();
298 c[8] = ARDOUR_UI::config()->canvasvar_MeterColor8.get();
299 c[9] = ARDOUR_UI::config()->canvasvar_MeterColor9.get();
301 switch (meter_type) {
303 stp[0] = 115.0 * meter_deflect_k(-40, 20); //-20
304 stp[1] = 115.0 * meter_deflect_k(-20, 20); // 0
305 stp[2] = 115.0 * meter_deflect_k(-18, 20); // +2
306 stp[3] = 115.0 * meter_deflect_k(-16, 20); // +4
307 c[0] = c[1] = 0x008800ff;
308 c[2] = c[3] = 0x00ff00ff;
309 c[4] = c[5] = 0xffff00ff;
310 c[6] = c[7] = 0xffff00ff;
311 c[8] = c[9] = 0xff0000ff;
314 stp[0] = 115.0 * meter_deflect_k(-34, 14); //-20
315 stp[1] = 115.0 * meter_deflect_k(-14, 14); // 0
316 stp[2] = 115.0 * meter_deflect_k(-12, 14); // +2
317 stp[3] = 115.0 * meter_deflect_k(-10, 14); // +4
318 c[0] = c[1] = 0x008800ff;
319 c[2] = c[3] = 0x00ff00ff;
320 c[4] = c[5] = 0xffff00ff;
321 c[6] = c[7] = 0xffff00ff;
322 c[8] = c[9] = 0xff0000ff;
325 c[0] = c[1] = c[2] = c[3] = c[4] = c[5] = c[6] = c[7] = c[8] = c[9] =
326 ARDOUR_UI::config()->color_by_name ("meter color BBC");
327 stp[0] = stp[1] = stp[2] = stp[3] = 115.0;
330 stp[0] = 115.0 * meter_deflect_ppm(-24); // ignored
331 stp[1] = 115.0 * meter_deflect_ppm(-18);
332 stp[2] = 115.0 * meter_deflect_ppm( -9);
333 stp[3] = 115.0 * meter_deflect_ppm( 0); // ignored
335 c[6] = c[7] = c[8] = c[9];
338 stp[0] = 115.0 * meter_deflect_nordic(-30); // ignored
339 stp[1] = 115.0 * meter_deflect_nordic(-18);
340 stp[2] = 115.0 * meter_deflect_nordic(-12);
341 stp[3] = 115.0 * meter_deflect_nordic( -9); // ignored
342 //c[2] = c[3] = c[1]; // dark-green
343 c[0] = c[1] = c[2]; // bright-green
344 c[6] = c[7] = c[8] = c[9];
347 stp[0] = 115.0 * meter_deflect_din(-29); // ignored
348 stp[1] = 115.0 * meter_deflect_din(-18);
349 stp[2] = 115.0 * meter_deflect_din(-15); // ignored
350 stp[3] = 115.0 * meter_deflect_din( -9);
351 c[0] = c[1] = c[2] = c[3] = 0x00aa00ff;
356 stp[0] = 115.0 * meter_deflect_vu(-26); // -6
357 stp[1] = 115.0 * meter_deflect_vu(-23); // -3
358 stp[2] = 115.0 * meter_deflect_vu(-20); // 0
359 stp[3] = 115.0 * meter_deflect_vu(-18); // +2
360 c[0] = c[1] = c[2] = c[3] = c[4] = c[5] = 0x00aa00ff;
361 c[6] = c[7] = c[8] = c[9] = 0xff8800ff;
363 default: // PEAK, RMS
364 stp[1] = 77.5; // 115 * log_meter(-10)
365 stp[2] = 92.5; // 115 * log_meter(-3)
366 stp[3] = 100.0; // 115 * log_meter(0)
367 switch (Config->get_meter_line_up_level()) {
368 case MeteringLineUp24:
371 case MeteringLineUp20:
375 case MeteringLineUp18:
378 case MeteringLineUp15:
384 if (meters[n].width != width || meters[n].length != len || color_changed || meter_type != visible_meter_type) {
385 bool hl = meters[n].meter ? meters[n].meter->get_highlight() : false;
386 meters[n].packed = false;
387 delete meters[n].meter;
388 meters[n].meter = new FastMeter ((uint32_t) floor (Config->get_meter_hold()), width, _meter_orientation, len,
389 c[0], c[1], c[2], c[3], c[4],
390 c[5], c[6], c[7], c[8], c[9],
391 b[0], b[1], b[2], b[3],
392 stp[0], stp[1], stp[2], stp[3],
395 meters[n].meter->set_highlight(hl);
396 meters[n].width = width;
397 meters[n].length = len;
398 meters[n].meter->add_events (Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
399 meters[n].meter->signal_button_press_event().connect (sigc::mem_fun (*this, &LevelMeterBase::meter_button_press));
400 meters[n].meter->signal_button_release_event().connect (sigc::mem_fun (*this, &LevelMeterBase::meter_button_release));
403 //pack_end (*meters[n].meter, false, false);
404 mtr_pack (*meters[n].meter);
405 meters[n].meter->show_all ();
406 meters[n].packed = true;
409 color_changed = false;
410 visible_meter_type = meter_type;
414 LevelMeterBase::set_type(MeterType t)
421 LevelMeterBase::meter_button_press (GdkEventButton* ev)
423 return ButtonPress (ev); /* EMIT SIGNAL */
427 LevelMeterBase::meter_button_release (GdkEventButton* ev)
429 if (ev->button == 1) {
430 clear_meters (false);
438 void LevelMeterBase::clear_meters (bool reset_highlight)
440 for (vector<MeterInfo>::iterator i = meters.begin(); i < meters.end(); i++) {
442 (*i).max_peak = minus_infinity();
444 (*i).meter->set_highlight(false);
446 max_peak = minus_infinity();
449 void LevelMeterBase::hide_meters ()
455 LevelMeterBase::color_handler ()
457 color_changed = true;
458 setup_meters (meter_length, regular_meter_width, thin_meter_width);
461 LevelMeterHBox::LevelMeterHBox(Session* s)
462 : LevelMeterBase(s, invalidator(*this))
469 LevelMeterHBox::~LevelMeterHBox() {}
472 LevelMeterHBox::mtr_pack(Gtk::Widget &w) {
473 pack_end (w, false, false);
477 LevelMeterHBox::mtr_remove(Gtk::Widget &w) {
482 LevelMeterVBox::LevelMeterVBox(Session* s)
483 : LevelMeterBase(s, invalidator(*this), FastMeter::Horizontal)
488 LevelMeterVBox::~LevelMeterVBox() {}
491 LevelMeterVBox::mtr_pack(Gtk::Widget &w) {
492 pack_end (w, false, false);
496 LevelMeterVBox::mtr_remove(Gtk::Widget &w) {