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"
23 #include "ardour/logmeter.h"
25 #include <gtkmm2ext/utils.h>
26 #include "pbd/fastlog.h"
28 #include "level_meter.h"
30 #include "gui_thread.h"
32 #include "public_editor.h"
33 #include "ui_config.h"
37 using namespace ARDOUR;
38 using namespace ARDOUR_UI_UTILS;
40 using namespace Gtkmm2ext;
44 LevelMeterBase::LevelMeterBase (Session* s, PBD::EventLoop::InvalidationRecord* ir, FastMeter::Orientation o)
45 : parent_invalidator(ir)
47 , _meter_orientation(o)
48 , regular_meter_width (6)
51 , max_peak (minus_infinity())
52 , _meter_type (MeterPeak)
53 , visible_meter_type (MeterType(0))
56 , max_visible_meters (0)
57 , color_changed (false)
61 Config->ParameterChanged.connect (_parameter_connection, parent_invalidator, boost::bind (&LevelMeterBase::parameter_changed, this, _1), gui_context());
62 UIConfiguration::instance().ParameterChanged.connect (sigc::mem_fun(*this, &LevelMeterBase::parameter_changed));
63 UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &LevelMeterBase::color_handler));
66 LevelMeterBase::~LevelMeterBase ()
68 _configuration_connection.disconnect();
69 _meter_type_connection.disconnect();
70 _parameter_connection.disconnect();
71 for (vector<MeterInfo>::iterator i = meters.begin(); i != meters.end(); i++) {
78 LevelMeterBase::set_meter (PeakMeter* meter)
80 _configuration_connection.disconnect();
81 _meter_type_connection.disconnect();
84 color_changed = true; // force update
87 _meter->ConfigurationChanged.connect (_configuration_connection, parent_invalidator, boost::bind (&LevelMeterBase::configuration_changed, this, _1, _2), gui_context());
88 _meter->TypeChanged.connect (_meter_type_connection, parent_invalidator, boost::bind (&LevelMeterBase::meter_type_changed, this, _1), gui_context());
92 static float meter_lineup_cfg(MeterLineUp lul, float offset) {
94 case MeteringLineUp24:
96 case MeteringLineUp20:
98 case MeteringLineUp18:
100 case MeteringLineUp15:
108 static float meter_lineup(float offset) {
109 return meter_lineup_cfg (UIConfiguration::instance().get_meter_line_up_level(), offset);
112 static float vu_standard() {
113 // note - default meter config is +2dB (france)
114 switch (UIConfiguration::instance().get_meter_vu_standard()) {
116 case MeteringVUfrench: // 0VU = -2dBu
118 case MeteringVUamerican: // 0VU = 0dBu
120 case MeteringVUstandard: // 0VU = +4dBu
122 case MeteringVUeight: // 0VU = +8dBu
128 LevelMeterBase::update_meters ()
130 vector<MeterInfo>::iterator i;
137 uint32_t nmidi = _meter->input_streams().n_midi();
139 for (n = 0, i = meters.begin(); i != meters.end(); ++i, ++n) {
141 const float mpeak = _meter->meter_level(n, MeterMaxPeak);
142 if (mpeak > (*i).max_peak) {
143 (*i).max_peak = mpeak;
144 (*i).meter->set_highlight(mpeak >= UIConfiguration::instance().get_meter_peak());
146 if (mpeak > max_peak) {
151 (*i).meter->set (_meter->meter_level (n, MeterPeak));
153 const float peak = _meter->meter_level (n, _meter_type);
154 if (_meter_type == MeterPeak) {
155 (*i).meter->set (log_meter (peak));
156 } else if (_meter_type == MeterPeak0dB) {
157 (*i).meter->set (log_meter0dB (peak));
158 } else if (_meter_type == MeterIEC1NOR) {
159 (*i).meter->set (meter_deflect_nordic (peak + meter_lineup(0)));
160 } else if (_meter_type == MeterIEC1DIN) {
161 (*i).meter->set (meter_deflect_din (peak + meter_lineup_cfg(UIConfiguration::instance().get_meter_line_up_din(), 3.0)));
162 } else if (_meter_type == MeterIEC2BBC || _meter_type == MeterIEC2EBU) {
163 (*i).meter->set (meter_deflect_ppm (peak + meter_lineup(0)));
164 } else if (_meter_type == MeterVU) {
165 (*i).meter->set (meter_deflect_vu (peak + vu_standard() + meter_lineup(0)));
166 } else if (_meter_type == MeterK12) {
167 (*i).meter->set (meter_deflect_k (peak, 12), meter_deflect_k(_meter->meter_level(n, MeterPeak), 12));
168 } else if (_meter_type == MeterK14) {
169 (*i).meter->set (meter_deflect_k (peak, 14), meter_deflect_k(_meter->meter_level(n, MeterPeak), 14));
170 } else if (_meter_type == MeterK20) {
171 (*i).meter->set (meter_deflect_k (peak, 20), meter_deflect_k(_meter->meter_level(n, MeterPeak), 20));
173 (*i).meter->set (log_meter (peak), log_meter(_meter->meter_level(n, MeterPeak)));
182 LevelMeterBase::parameter_changed (string p)
184 ENSURE_GUI_THREAD (*this, &LevelMeterBase::parameter_changed, p)
186 if (p == "meter-hold") {
187 vector<MeterInfo>::iterator i;
190 for (n = 0, i = meters.begin(); i != meters.end(); ++i, ++n) {
191 (*i).meter->set_hold_count ((uint32_t) floor(UIConfiguration::instance().get_meter_hold()));
194 else if (p == "meter-line-up-level") {
195 color_changed = true;
196 setup_meters (meter_length, regular_meter_width, thin_meter_width);
198 else if (p == "meter-style-led") {
199 color_changed = true;
200 setup_meters (meter_length, regular_meter_width, thin_meter_width);
202 else if (p == "meter-peak") {
203 vector<MeterInfo>::iterator i;
206 for (n = 0, i = meters.begin(); i != meters.end(); ++i, ++n) {
207 (*i).max_peak = minus_infinity();
213 LevelMeterBase::configuration_changed (ChanCount /*in*/, ChanCount /*out*/)
215 setup_meters (meter_length, regular_meter_width, thin_meter_width);
219 LevelMeterBase::meter_type_changed (MeterType t)
222 setup_meters (meter_length, regular_meter_width, thin_meter_width);
227 LevelMeterBase::hide_all_meters ()
229 for (vector<MeterInfo>::iterator i = meters.begin(); i != meters.end(); ++i) {
231 mtr_remove (*((*i).meter));
239 LevelMeterBase::set_max_audio_meter_count (uint32_t cnt)
241 if (cnt == max_visible_meters) {
244 color_changed = true; // force re-setup
245 max_visible_meters = cnt;
246 setup_meters (meter_length, regular_meter_width, thin_meter_width);
250 LevelMeterBase::setup_meters (int len, int initial_width, int thin_width)
255 return; /* do it later or never */
258 uint32_t nmidi = _meter->input_streams().n_midi();
259 uint32_t nmeters = _meter->input_streams().n_total();
260 regular_meter_width = initial_width;
261 thin_meter_width = thin_width;
272 width = regular_meter_width;
274 width = thin_meter_width;
277 width = rint (width * UIConfiguration::instance().get_ui_scale());
279 if ( meters.size() > 0
280 && nmidi == midi_count
281 && nmeters == meter_count
282 && meters[0].width == width
283 && meters[0].length == len
285 && _meter_type == visible_meter_type) {
290 printf("Meter redraw: %s %s %s %s %s %s\n",
291 (meters.size() > 0) ? "yes" : "no",
292 (meters.size() > 0 && meters[0].width == width) ? "yes" : "no",
293 (meters.size() > 0 && meters[0].length == len) ? "yes" : "no",
294 (nmeters == meter_count) ? "yes" : "no",
295 (_meter_type == visible_meter_type) ? "yes" : "no",
296 !color_changed ? "yes" : "no"
301 while (meters.size() < nmeters) {
302 meters.push_back (MeterInfo());
305 //cerr << "LevelMeterBase::setup_meters() called color_changed = " << color_changed << " colors: " << endl;//DEBUG
307 for (int32_t n = nmeters-1; nmeters && n >= 0 ; --n) {
311 int styleflags = UIConfiguration::instance().get_meter_style_led() ? 3 : 1;
312 b[0] = UIConfiguration::instance().color ("meter background bottom");
313 b[1] = UIConfiguration::instance().color ("meter background top");
314 b[2] = 0x991122ff; // red highlight gradient Bot
315 b[3] = 0x551111ff; // red highlight gradient Top
316 if ((uint32_t) n < nmidi) {
317 c[0] = UIConfiguration::instance().color ("midi meter color0");
318 c[1] = UIConfiguration::instance().color ("midi meter color1");
319 c[2] = UIConfiguration::instance().color ("midi meter color2");
320 c[3] = UIConfiguration::instance().color ("midi meter color3");
321 c[4] = UIConfiguration::instance().color ("midi meter color4");
322 c[5] = UIConfiguration::instance().color ("midi meter color5");
323 c[6] = UIConfiguration::instance().color ("midi meter color6");
324 c[7] = UIConfiguration::instance().color ("midi meter color7");
325 c[8] = UIConfiguration::instance().color ("midi meter color8");
326 c[9] = UIConfiguration::instance().color ("midi meter color9");
327 stp[0] = 115.0 * 32.0 / 128.0;
328 stp[1] = 115.0 * 64.0 / 128.0;
329 stp[2] = 115.0 * 100.0 / 128.0;
330 stp[3] = 115.0 * 112.0 / 128.0;
332 c[0] = UIConfiguration::instance().color ("meter color0");
333 c[1] = UIConfiguration::instance().color ("meter color1");
334 c[2] = UIConfiguration::instance().color ("meter color2");
335 c[3] = UIConfiguration::instance().color ("meter color3");
336 c[4] = UIConfiguration::instance().color ("meter color4");
337 c[5] = UIConfiguration::instance().color ("meter color5");
338 c[6] = UIConfiguration::instance().color ("meter color6");
339 c[7] = UIConfiguration::instance().color ("meter color7");
340 c[8] = UIConfiguration::instance().color ("meter color8");
341 c[9] = UIConfiguration::instance().color ("meter color9");
343 switch (_meter_type) {
345 stp[0] = 115.0 * meter_deflect_k(-40, 20); //-20
346 stp[1] = 115.0 * meter_deflect_k(-20, 20); // 0
347 stp[2] = 115.0 * meter_deflect_k(-18, 20); // +2
348 stp[3] = 115.0 * meter_deflect_k(-16, 20); // +4
349 c[0] = c[1] = 0x008800ff;
350 c[2] = c[3] = 0x00ff00ff;
351 c[4] = c[5] = 0xffff00ff;
352 c[6] = c[7] = 0xffff00ff;
353 c[8] = c[9] = 0xff0000ff;
356 stp[0] = 115.0 * meter_deflect_k(-34, 14); //-20
357 stp[1] = 115.0 * meter_deflect_k(-14, 14); // 0
358 stp[2] = 115.0 * meter_deflect_k(-12, 14); // +2
359 stp[3] = 115.0 * meter_deflect_k(-10, 14); // +4
360 c[0] = c[1] = 0x008800ff;
361 c[2] = c[3] = 0x00ff00ff;
362 c[4] = c[5] = 0xffff00ff;
363 c[6] = c[7] = 0xffff00ff;
364 c[8] = c[9] = 0xff0000ff;
367 stp[0] = 115.0 * meter_deflect_k(-32, 12); //-20
368 stp[1] = 115.0 * meter_deflect_k(-12, 12); // 0
369 stp[2] = 115.0 * meter_deflect_k(-10, 12); // +2
370 stp[3] = 115.0 * meter_deflect_k( -8, 12); // +4
371 c[0] = c[1] = 0x008800ff;
372 c[2] = c[3] = 0x00ff00ff;
373 c[4] = c[5] = 0xffff00ff;
374 c[6] = c[7] = 0xffff00ff;
375 c[8] = c[9] = 0xff0000ff;
378 c[0] = c[1] = c[2] = c[3] = c[4] = c[5] = c[6] = c[7] = c[8] = c[9] =
379 UIConfiguration::instance().color ("meter color BBC");
380 stp[0] = stp[1] = stp[2] = stp[3] = 115.0;
383 stp[0] = 115.0 * meter_deflect_ppm(-24); // ignored
384 stp[1] = 115.0 * meter_deflect_ppm(-18);
385 stp[2] = 115.0 * meter_deflect_ppm( -9);
386 stp[3] = 115.0 * meter_deflect_ppm( 0); // ignored
388 c[6] = c[7] = c[8] = c[9];
391 stp[0] = 115.0 * meter_deflect_nordic(-30); // ignored
392 stp[1] = 115.0 * meter_deflect_nordic(-18);
393 stp[2] = 115.0 * meter_deflect_nordic(-12);
394 stp[3] = 115.0 * meter_deflect_nordic( -9); // ignored
395 c[0] = c[1] = c[2]; // bright-green
396 c[6] = c[7] = c[8] = c[9];
399 stp[0] = 115.0 * meter_deflect_din(-29); // ignored
400 stp[1] = 115.0 * meter_deflect_din(-18);
401 stp[2] = 115.0 * meter_deflect_din(-15); // ignored
402 stp[3] = 115.0 * meter_deflect_din( -9);
403 c[0] = c[2] = c[3] = c[1];
408 stp[0] = 115.0 * meter_deflect_vu(-26); // -6
409 stp[1] = 115.0 * meter_deflect_vu(-23); // -3
410 stp[2] = 115.0 * meter_deflect_vu(-20); // 0
411 stp[3] = 115.0 * meter_deflect_vu(-18); // +2
412 c[0] = c[2] = c[3] = c[4] = c[5] = c[1];
413 c[7] = c[8] = c[9] = c[6];
416 stp[1] = 89.125; // 115.0 * log_meter0dB(-9);
417 stp[2] = 106.375; // 115.0 * log_meter0dB(-3);
418 stp[3] = 115.0; // 115.0 * log_meter0dB(0);
419 switch (UIConfiguration::instance().get_meter_line_up_level()) {
420 case MeteringLineUp24:
421 stp[0] = 115.0 * log_meter0dB(-24);
423 case MeteringLineUp20:
424 stp[0] = 115.0 * log_meter0dB(-20);
427 case MeteringLineUp18:
428 stp[0] = 115.0 * log_meter0dB(-18);
430 case MeteringLineUp15:
431 stp[0] = 115.0 * log_meter0dB(-15);
434 default: // PEAK, RMS
435 stp[1] = 77.5; // 115 * log_meter(-9)
436 stp[2] = 92.5; // 115 * log_meter(-3)
437 stp[3] = 100.0; // 115 * log_meter(0)
438 switch (UIConfiguration::instance().get_meter_line_up_level()) {
439 case MeteringLineUp24:
442 case MeteringLineUp20:
446 case MeteringLineUp18:
449 case MeteringLineUp15:
455 if (meters[n].width != width || meters[n].length != len || color_changed || _meter_type != visible_meter_type || nmidi != midi_count) {
456 bool hl = meters[n].meter ? meters[n].meter->get_highlight() : false;
457 meters[n].packed = false;
458 delete meters[n].meter;
459 meters[n].meter = new FastMeter ((uint32_t) floor (UIConfiguration::instance().get_meter_hold()), width, _meter_orientation, len,
460 c[0], c[1], c[2], c[3], c[4],
461 c[5], c[6], c[7], c[8], c[9],
462 b[0], b[1], b[2], b[3],
463 stp[0], stp[1], stp[2], stp[3],
466 meters[n].meter->set_highlight(hl);
467 meters[n].width = width;
468 meters[n].length = len;
469 meters[n].meter->add_events (Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
470 meters[n].meter->signal_button_press_event().connect (sigc::mem_fun (*this, &LevelMeterBase::meter_button_press), false);
471 meters[n].meter->signal_button_release_event().connect (sigc::mem_fun (*this, &LevelMeterBase::meter_button_release), false);
474 //pack_end (*meters[n].meter, false, false);
475 mtr_pack (*meters[n].meter);
476 meters[n].packed = true;
477 if (max_visible_meters == 0 || (uint32_t) n < max_visible_meters + nmidi) {
478 meters[n].meter->show_all ();
480 meters[n].meter->hide ();
484 color_changed = false;
485 visible_meter_type = _meter_type;
487 meter_count = nmeters;
491 LevelMeterBase::set_meter_type(MeterType t)
498 LevelMeterBase::meter_button_press (GdkEventButton* ev)
500 return static_cast<bool>(ButtonPress (ev)); /* EMIT SIGNAL */
504 LevelMeterBase::meter_button_release (GdkEventButton* ev)
506 if (ev->button == 1) {
507 clear_meters (false);
515 void LevelMeterBase::clear_meters (bool reset_highlight)
517 for (vector<MeterInfo>::iterator i = meters.begin(); i < meters.end(); i++) {
519 (*i).max_peak = minus_infinity();
521 (*i).meter->set_highlight(false);
523 max_peak = minus_infinity();
526 void LevelMeterBase::hide_meters ()
532 LevelMeterBase::color_handler ()
534 color_changed = true;
535 setup_meters (meter_length, regular_meter_width, thin_meter_width);
538 LevelMeterHBox::LevelMeterHBox(Session* s)
539 : LevelMeterBase(s, invalidator(*this))
546 LevelMeterHBox::~LevelMeterHBox() {}
549 LevelMeterHBox::mtr_pack(Gtk::Widget &w) {
550 pack_end (w, false, false);
554 LevelMeterHBox::mtr_remove(Gtk::Widget &w) {
559 LevelMeterVBox::LevelMeterVBox(Session* s)
560 : LevelMeterBase(s, invalidator(*this), FastMeter::Horizontal)
565 LevelMeterVBox::~LevelMeterVBox() {}
568 LevelMeterVBox::mtr_pack(Gtk::Widget &w) {
569 pack_end (w, false, false);
573 LevelMeterVBox::mtr_remove(Gtk::Widget &w) {