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 "pbd/fastlog.h"
28 #include "ardour_ui.h"
29 #include "global_signals.h"
30 #include "level_meter.h"
33 #include "gui_thread.h"
35 #include "public_editor.h"
39 using namespace ARDOUR;
40 using namespace ARDOUR_UI_UTILS;
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();
85 _meter->ConfigurationChanged.connect (_configuration_connection, parent_invalidator, boost::bind (&LevelMeterBase::configuration_changed, this, _1, _2), gui_context());
86 _meter->TypeChanged.connect (_meter_type_connection, parent_invalidator, boost::bind (&LevelMeterBase::meter_type_changed, this, _1), gui_context());
90 static float meter_lineup_cfg(MeterLineUp lul, float offset) {
92 case MeteringLineUp24:
94 case MeteringLineUp20:
96 case MeteringLineUp18:
98 case MeteringLineUp15:
106 static float meter_lineup(float offset) {
107 return meter_lineup_cfg(Config->get_meter_line_up_level(), offset);
110 static float vu_standard() {
111 // note - default meter config is +2dB (france)
112 switch (Config->get_meter_vu_standard()) {
114 case MeteringVUfrench: // 0VU = -2dBu
116 case MeteringVUamerican: // 0VU = 0dBu
118 case MeteringVUstandard: // 0VU = +4dBu
120 case MeteringVUeight: // 0VU = +8dBu
126 LevelMeterBase::update_meters ()
128 vector<MeterInfo>::iterator i;
135 uint32_t nmidi = _meter->input_streams().n_midi();
137 for (n = 0, i = meters.begin(); i != meters.end(); ++i, ++n) {
139 const float mpeak = _meter->meter_level(n, MeterMaxPeak);
140 if (mpeak > (*i).max_peak) {
141 (*i).max_peak = mpeak;
142 (*i).meter->set_highlight(mpeak >= Config->get_meter_peak());
144 if (mpeak > max_peak) {
149 (*i).meter->set (_meter->meter_level (n, MeterPeak));
151 const float peak = _meter->meter_level (n, meter_type);
152 if (meter_type == MeterPeak) {
153 (*i).meter->set (log_meter (peak));
154 } else if (meter_type == MeterIEC1NOR) {
155 (*i).meter->set (meter_deflect_nordic (peak + meter_lineup(0)));
156 } else if (meter_type == MeterIEC1DIN) {
157 (*i).meter->set (meter_deflect_din (peak + meter_lineup_cfg(Config->get_meter_line_up_din(), 3.0)));
158 } else if (meter_type == MeterIEC2BBC || meter_type == MeterIEC2EBU) {
159 (*i).meter->set (meter_deflect_ppm (peak + meter_lineup(0)));
160 } else if (meter_type == MeterVU) {
161 (*i).meter->set (meter_deflect_vu (peak + vu_standard() + meter_lineup(0)));
162 } else if (meter_type == MeterK12) {
163 (*i).meter->set (meter_deflect_k (peak, 12), meter_deflect_k(_meter->meter_level(n, MeterPeak), 12));
164 } else if (meter_type == MeterK14) {
165 (*i).meter->set (meter_deflect_k (peak, 14), meter_deflect_k(_meter->meter_level(n, MeterPeak), 14));
166 } else if (meter_type == MeterK20) {
167 (*i).meter->set (meter_deflect_k (peak, 20), meter_deflect_k(_meter->meter_level(n, MeterPeak), 20));
169 (*i).meter->set (log_meter (peak), log_meter(_meter->meter_level(n, MeterPeak)));
178 LevelMeterBase::parameter_changed (string p)
180 ENSURE_GUI_THREAD (*this, &LevelMeterBase::parameter_changed, p)
182 if (p == "meter-hold") {
183 vector<MeterInfo>::iterator i;
186 for (n = 0, i = meters.begin(); i != meters.end(); ++i, ++n) {
187 (*i).meter->set_hold_count ((uint32_t) floor(Config->get_meter_hold()));
190 else if (p == "meter-line-up-level") {
191 color_changed = true;
192 setup_meters (meter_length, regular_meter_width, thin_meter_width);
194 else if (p == "meter-style-led") {
195 color_changed = true;
196 setup_meters (meter_length, regular_meter_width, thin_meter_width);
198 else if (p == "meter-peak") {
199 vector<MeterInfo>::iterator i;
202 for (n = 0, i = meters.begin(); i != meters.end(); ++i, ++n) {
203 (*i).max_peak = minus_infinity();
209 LevelMeterBase::configuration_changed (ChanCount /*in*/, ChanCount /*out*/)
211 color_changed = true;
212 setup_meters (meter_length, regular_meter_width, thin_meter_width);
216 LevelMeterBase::meter_type_changed (MeterType t)
219 color_changed = true;
220 setup_meters (meter_length, regular_meter_width, thin_meter_width);
225 LevelMeterBase::hide_all_meters ()
227 for (vector<MeterInfo>::iterator i = meters.begin(); i != meters.end(); ++i) {
229 mtr_remove (*((*i).meter));
236 LevelMeterBase::setup_meters (int len, int initial_width, int thin_width)
241 return; /* do it later or never */
244 int32_t nmidi = _meter->input_streams().n_midi();
245 uint32_t nmeters = _meter->input_streams().n_total();
246 regular_meter_width = initial_width;
247 thin_meter_width = thin_width;
257 width = regular_meter_width;
259 width = thin_meter_width;
262 while (meters.size() < nmeters) {
263 meters.push_back (MeterInfo());
266 //cerr << "LevelMeterBase::setup_meters() called color_changed = " << color_changed << " colors: " << endl;//DEBUG
268 for (int32_t n = nmeters-1; nmeters && n >= 0 ; --n) {
272 int styleflags = Config->get_meter_style_led() ? 3 : 1;
273 b[0] = ARDOUR_UI::config()->get_canvasvar_MeterBackgroundBot();
274 b[1] = ARDOUR_UI::config()->get_canvasvar_MeterBackgroundTop();
275 b[2] = 0x991122ff; // red highlight gradient Bot
276 b[3] = 0x551111ff; // red highlight gradient Top
278 c[0] = ARDOUR_UI::config()->get_canvasvar_MidiMeterColor0();
279 c[1] = ARDOUR_UI::config()->get_canvasvar_MidiMeterColor1();
280 c[2] = ARDOUR_UI::config()->get_canvasvar_MidiMeterColor2();
281 c[3] = ARDOUR_UI::config()->get_canvasvar_MidiMeterColor3();
282 c[4] = ARDOUR_UI::config()->get_canvasvar_MidiMeterColor4();
283 c[5] = ARDOUR_UI::config()->get_canvasvar_MidiMeterColor5();
284 c[6] = ARDOUR_UI::config()->get_canvasvar_MidiMeterColor6();
285 c[7] = ARDOUR_UI::config()->get_canvasvar_MidiMeterColor7();
286 c[8] = ARDOUR_UI::config()->get_canvasvar_MidiMeterColor8();
287 c[9] = ARDOUR_UI::config()->get_canvasvar_MidiMeterColor9();
288 stp[0] = 115.0 * 32.0 / 128.0;
289 stp[1] = 115.0 * 64.0 / 128.0;
290 stp[2] = 115.0 * 100.0 / 128.0;
291 stp[3] = 115.0 * 112.0 / 128.0;
293 c[0] = ARDOUR_UI::config()->get_canvasvar_MeterColor0();
294 c[1] = ARDOUR_UI::config()->get_canvasvar_MeterColor1();
295 c[2] = ARDOUR_UI::config()->get_canvasvar_MeterColor2();
296 c[3] = ARDOUR_UI::config()->get_canvasvar_MeterColor3();
297 c[4] = ARDOUR_UI::config()->get_canvasvar_MeterColor4();
298 c[5] = ARDOUR_UI::config()->get_canvasvar_MeterColor5();
299 c[6] = ARDOUR_UI::config()->get_canvasvar_MeterColor6();
300 c[7] = ARDOUR_UI::config()->get_canvasvar_MeterColor7();
301 c[8] = ARDOUR_UI::config()->get_canvasvar_MeterColor8();
302 c[9] = ARDOUR_UI::config()->get_canvasvar_MeterColor9();
304 switch (meter_type) {
306 stp[0] = 115.0 * meter_deflect_k(-40, 20); //-20
307 stp[1] = 115.0 * meter_deflect_k(-20, 20); // 0
308 stp[2] = 115.0 * meter_deflect_k(-18, 20); // +2
309 stp[3] = 115.0 * meter_deflect_k(-16, 20); // +4
310 c[0] = c[1] = 0x008800ff;
311 c[2] = c[3] = 0x00ff00ff;
312 c[4] = c[5] = 0xffff00ff;
313 c[6] = c[7] = 0xffff00ff;
314 c[8] = c[9] = 0xff0000ff;
317 stp[0] = 115.0 * meter_deflect_k(-34, 14); //-20
318 stp[1] = 115.0 * meter_deflect_k(-14, 14); // 0
319 stp[2] = 115.0 * meter_deflect_k(-12, 14); // +2
320 stp[3] = 115.0 * meter_deflect_k(-10, 14); // +4
321 c[0] = c[1] = 0x008800ff;
322 c[2] = c[3] = 0x00ff00ff;
323 c[4] = c[5] = 0xffff00ff;
324 c[6] = c[7] = 0xffff00ff;
325 c[8] = c[9] = 0xff0000ff;
328 stp[0] = 115.0 * meter_deflect_k(-32, 12); //-20
329 stp[1] = 115.0 * meter_deflect_k(-12, 12); // 0
330 stp[2] = 115.0 * meter_deflect_k(-10, 12); // +2
331 stp[3] = 115.0 * meter_deflect_k( -8, 12); // +4
332 c[0] = c[1] = 0x008800ff;
333 c[2] = c[3] = 0x00ff00ff;
334 c[4] = c[5] = 0xffff00ff;
335 c[6] = c[7] = 0xffff00ff;
336 c[8] = c[9] = 0xff0000ff;
339 c[0] = c[1] = c[2] = c[3] = c[4] = c[5] = c[6] = c[7] = c[8] = c[9] =
340 ARDOUR_UI::config()->color_by_name ("meter color BBC");
341 stp[0] = stp[1] = stp[2] = stp[3] = 115.0;
344 stp[0] = 115.0 * meter_deflect_ppm(-24); // ignored
345 stp[1] = 115.0 * meter_deflect_ppm(-18);
346 stp[2] = 115.0 * meter_deflect_ppm( -9);
347 stp[3] = 115.0 * meter_deflect_ppm( 0); // ignored
349 c[6] = c[7] = c[8] = c[9];
352 stp[0] = 115.0 * meter_deflect_nordic(-30); // ignored
353 stp[1] = 115.0 * meter_deflect_nordic(-18);
354 stp[2] = 115.0 * meter_deflect_nordic(-12);
355 stp[3] = 115.0 * meter_deflect_nordic( -9); // ignored
356 //c[2] = c[3] = c[1]; // dark-green
357 c[0] = c[1] = c[2]; // bright-green
358 c[6] = c[7] = c[8] = c[9];
361 stp[0] = 115.0 * meter_deflect_din(-29); // ignored
362 stp[1] = 115.0 * meter_deflect_din(-18);
363 stp[2] = 115.0 * meter_deflect_din(-15); // ignored
364 stp[3] = 115.0 * meter_deflect_din( -9);
365 c[0] = c[1] = c[2] = c[3] = 0x00aa00ff;
370 stp[0] = 115.0 * meter_deflect_vu(-26); // -6
371 stp[1] = 115.0 * meter_deflect_vu(-23); // -3
372 stp[2] = 115.0 * meter_deflect_vu(-20); // 0
373 stp[3] = 115.0 * meter_deflect_vu(-18); // +2
374 c[0] = c[1] = c[2] = c[3] = c[4] = c[5] = 0x00aa00ff;
375 c[6] = c[7] = c[8] = c[9] = 0xff8800ff;
377 default: // PEAK, RMS
378 stp[1] = 77.5; // 115 * log_meter(-10)
379 stp[2] = 92.5; // 115 * log_meter(-3)
380 stp[3] = 100.0; // 115 * log_meter(0)
381 switch (Config->get_meter_line_up_level()) {
382 case MeteringLineUp24:
385 case MeteringLineUp20:
389 case MeteringLineUp18:
392 case MeteringLineUp15:
398 if (meters[n].width != width || meters[n].length != len || color_changed || meter_type != visible_meter_type) {
399 bool hl = meters[n].meter ? meters[n].meter->get_highlight() : false;
400 meters[n].packed = false;
401 delete meters[n].meter;
402 meters[n].meter = new FastMeter ((uint32_t) floor (Config->get_meter_hold()), width, _meter_orientation, len,
403 c[0], c[1], c[2], c[3], c[4],
404 c[5], c[6], c[7], c[8], c[9],
405 b[0], b[1], b[2], b[3],
406 stp[0], stp[1], stp[2], stp[3],
409 meters[n].meter->set_highlight(hl);
410 meters[n].width = width;
411 meters[n].length = len;
412 meters[n].meter->add_events (Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
413 meters[n].meter->signal_button_press_event().connect (sigc::mem_fun (*this, &LevelMeterBase::meter_button_press));
414 meters[n].meter->signal_button_release_event().connect (sigc::mem_fun (*this, &LevelMeterBase::meter_button_release));
417 //pack_end (*meters[n].meter, false, false);
418 mtr_pack (*meters[n].meter);
419 meters[n].meter->show_all ();
420 meters[n].packed = true;
423 color_changed = false;
424 visible_meter_type = meter_type;
428 LevelMeterBase::set_type(MeterType t)
435 LevelMeterBase::meter_button_press (GdkEventButton* ev)
437 return ButtonPress (ev); /* EMIT SIGNAL */
441 LevelMeterBase::meter_button_release (GdkEventButton* ev)
443 if (ev->button == 1) {
444 clear_meters (false);
452 void LevelMeterBase::clear_meters (bool reset_highlight)
454 for (vector<MeterInfo>::iterator i = meters.begin(); i < meters.end(); i++) {
456 (*i).max_peak = minus_infinity();
458 (*i).meter->set_highlight(false);
460 max_peak = minus_infinity();
463 void LevelMeterBase::hide_meters ()
469 LevelMeterBase::color_handler ()
471 color_changed = true;
472 setup_meters (meter_length, regular_meter_width, thin_meter_width);
475 LevelMeterHBox::LevelMeterHBox(Session* s)
476 : LevelMeterBase(s, invalidator(*this))
483 LevelMeterHBox::~LevelMeterHBox() {}
486 LevelMeterHBox::mtr_pack(Gtk::Widget &w) {
487 pack_end (w, false, false);
491 LevelMeterHBox::mtr_remove(Gtk::Widget &w) {
496 LevelMeterVBox::LevelMeterVBox(Session* s)
497 : LevelMeterBase(s, invalidator(*this), FastMeter::Horizontal)
502 LevelMeterVBox::~LevelMeterVBox() {}
505 LevelMeterVBox::mtr_pack(Gtk::Widget &w) {
506 pack_end (w, false, false);
510 LevelMeterVBox::mtr_remove(Gtk::Widget &w) {