2 Copyright (C) 2013 Paul Davis
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.
20 #include <gtkmm/drawingarea.h>
22 #include <gtkmm2ext/cairo_widget.h>
23 #include <gtkmm2ext/gtk_ui.h>
24 #include <gtkmm2ext/utils.h>
25 #include <gtkmm2ext/rgb_macros.h>
27 #include <ardour/rc_configuration.h>
30 #include "meter_patterns.h"
31 #include "ui_config.h"
35 using namespace ARDOUR;
36 using namespace ARDOUR_UI_UTILS;
39 using namespace Gtkmm2ext;
41 using namespace ArdourMeter;
43 static const int max_pattern_metric_size = 1026;
45 /* signals used by meters */
47 sigc::signal<void> ArdourMeter::ResetAllPeakDisplays;
48 sigc::signal<void,ARDOUR::Route*> ArdourMeter::ResetRoutePeakDisplays;
49 sigc::signal<void,ARDOUR::RouteGroup*> ArdourMeter::ResetGroupPeakDisplays;
50 sigc::signal<void> ArdourMeter::RedrawMetrics;
52 sigc::signal<void, int, ARDOUR::RouteGroup*, ARDOUR::MeterType> ArdourMeter::SetMeterTypeMulti;
57 struct MeterMatricsMapKey {
58 MeterMatricsMapKey (std::string n, MeterType t, int dt)
63 inline bool operator<(const MeterMatricsMapKey& rhs) const {
64 return (_n < rhs._n) || (_n == rhs._n && _t < rhs._t) || (_n == rhs._n && _t == rhs._t && _dt < rhs._dt);
71 namespace ArdourMeter {
72 typedef std::map<MeterMatricsMapKey, cairo_pattern_t*> MetricPatternMap;
75 static ArdourMeter::MetricPatternMap ticks_patterns;
76 static ArdourMeter::MetricPatternMap metric_patterns;
80 ArdourMeter::meter_type_string (ARDOUR::MeterType mt)
84 return _("Peak (+6dBFS)");
87 return _("Peak (0dBFS)");
90 return _("RMS + Peak");
96 return _("IEC1/Nordic");
102 return _("IEC2/EBU");
123 static inline int types_to_bit (vector<ARDOUR::DataType> types) {
125 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
131 static inline float mtr_col_and_fract(
132 cairo_t* cr, Gdk::Color const * const c, const uint32_t peakcolor, const MeterType mt, const float val)
140 fraction = log_meter (val);
141 if (val >= 0 || val == -9) {
142 cairo_set_source_rgb (cr,
143 UINT_RGBA_R_FLT(peakcolor),
144 UINT_RGBA_G_FLT(peakcolor),
145 UINT_RGBA_B_FLT(peakcolor));
147 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
151 fraction = log_meter0dB (val);
152 if (val >= 0 || val == -9) {
153 cairo_set_source_rgb (cr,
154 UINT_RGBA_R_FLT(peakcolor),
155 UINT_RGBA_G_FLT(peakcolor),
156 UINT_RGBA_B_FLT(peakcolor));
158 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
163 fraction = meter_deflect_ppm(val);
164 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
167 fraction = meter_deflect_nordic(val);
170 cairo_set_source_rgb (cr,
171 UINT_RGBA_R_FLT(peakcolor),
172 UINT_RGBA_G_FLT(peakcolor),
173 UINT_RGBA_B_FLT(peakcolor));
175 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
178 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
182 fraction = meter_deflect_din(val);
183 if (val == -9.0 || val == -15 || val == -18) {
184 cairo_set_source_rgb (cr,
185 UINT_RGBA_R_FLT(peakcolor),
186 UINT_RGBA_G_FLT(peakcolor),
187 UINT_RGBA_B_FLT(peakcolor));
189 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
193 fraction = meter_deflect_vu(val);
195 cairo_set_source_rgb (cr,
196 UINT_RGBA_R_FLT(peakcolor),
197 UINT_RGBA_G_FLT(peakcolor),
198 UINT_RGBA_B_FLT(peakcolor));
200 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
204 fraction = meter_deflect_k (val, 20);
206 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); // red
207 } else if (val >= -20.0) {
208 cairo_set_source_rgb (cr, 0.8, 0.8, 0.0); // yellow
210 cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); // green
215 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); // red
216 } else if (val >= -14.0) {
217 cairo_set_source_rgb (cr, 0.8, 0.8, 0.0); // yellow
219 cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); // green
221 fraction = meter_deflect_k (val, 14);
225 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); // red
226 } else if (val >= -12.0) {
227 cairo_set_source_rgb (cr, 0.8, 0.8, 0.0); // yellow
229 cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); // green
231 fraction = meter_deflect_k (val, 12);
237 static void mtr_red_stripe(cairo_t* cr, float l, float w, int h, float top, float bot) {
239 int t = h - floorf (h * (top));
240 int b = h - floorf (h * (bot));
241 cairo_set_source_rgba (cr, .75, 0, 0, 0.75);
242 cairo_rectangle (cr, l, t + .5, w, b - t);
246 static void set_bg_color (Gtk::Widget& w, cairo_t* cr, MeterType type) {
250 ArdourCanvas::color_to_rgba (UIConfiguration::instance().color ("meterstrip vu bg"), r, g, b, a);
256 ArdourCanvas::color_to_rgba (UIConfiguration::instance().color ("meterstrip ppm bg"), r, g, b, a);
261 ArdourCanvas::color_to_rgba (UIConfiguration::instance().color ("meterstrip dpm bg"), r, g, b, a);
265 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_ACTIVE);
272 cairo_set_source_rgb (cr, r, g, b);
275 static void set_fg_color(Gtk::Widget&, MeterType type, Gdk::Color * c) {
279 ArdourCanvas::color_to_rgba (UIConfiguration::instance().color ("meterstrip vu fg"), r, g, b, a);
285 ArdourCanvas::color_to_rgba (UIConfiguration::instance().color ("meterstrip ppm fg"), r, g, b, a);
288 ArdourCanvas::color_to_rgba (UIConfiguration::instance().color ("meterstrip dpm fg"), r, g, b, a);
291 c->set_rgb_p (r, g, b);
294 static cairo_pattern_t*
295 meter_render_ticks (Gtk::Widget& w, MeterType type, vector<ARDOUR::DataType> types)
297 Glib::RefPtr<Gdk::Window> win (w.get_window());
300 bool tickleft, tickright;
302 win->get_size (width, height);
303 tickleft = w.get_name().substr(w.get_name().length() - 4) == "Left";
304 tickright = w.get_name().substr(w.get_name().length() - 5) == "Right";
305 background = types.size() == 0 || tickleft || tickright;
309 #define PX_SCALE(pxmin, dflt) rint(std::max((double)pxmin, (double)dflt * UIConfiguration::instance().get_ui_scale()))
311 if (w.get_name().substr(0, 3) == "Bar") {
312 box_w = PX_SCALE(2, 2);
313 box_l = width - box_w;
314 } else if (w.get_name().substr(0, 4) == "Mark") {
315 box_w = PX_SCALE(2, 2);
316 box_l = width - box_w;
319 } else if (tickright) {
320 if (w.get_name().substr(0, 3) == "Bar") {
321 box_l = 0; box_w = PX_SCALE(2, 2);
322 } else if (w.get_name().substr(0, 4) == "Mark") {
323 box_l = 0; box_w = PX_SCALE(2, 2);
327 box_l = 0; box_w = width;
331 cairo_surface_t* surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
332 cairo_t* cr = cairo_create (surface);
334 cairo_move_to (cr, 0, 0);
335 cairo_rectangle (cr, 0, 0, width, height);
339 set_bg_color(w, cr, type);
342 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_NORMAL);
343 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
347 height = min(max_pattern_metric_size, height);
348 uint32_t peakcolor = UIConfiguration::instance().color ("meterbridge peaklabel");
350 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
353 if (types.size() > 1 && (*i) == DataType::MIDI) {
354 /* we're overlaying more than 1 set of marks, so use different colours */
355 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
356 } else if (background) {
357 set_fg_color(w, type, &c);
359 c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
362 // tick-maker position in dBFS, line-thickness
363 std::map<float,float> points;
366 case DataType::AUDIO:
370 points.insert (std::pair<float,float>(-52.0f, 1.0));
371 points.insert (std::pair<float,float>(-42.0f, 1.0));
372 points.insert (std::pair<float,float>(-32.0f, 1.0));
373 points.insert (std::pair<float,float>(-22.0f, 1.0));
374 points.insert (std::pair<float,float>(-18.0f, 1.0));
375 points.insert (std::pair<float,float>(-15.0f, 1.0));
376 points.insert (std::pair<float,float>(-12.0f, 1.0));
377 points.insert (std::pair<float,float>( -9.0f, 1.0));
378 points.insert (std::pair<float,float>( -8.0f, 0.8));
379 points.insert (std::pair<float,float>( -6.0f, 1.0));
380 points.insert (std::pair<float,float>( -3.0f, 1.0));
381 points.insert (std::pair<float,float>( 0.0f, 1.0));
384 points.insert (std::pair<float,float>(-54.0f, 1.0));
385 points.insert (std::pair<float,float>(-44.0f, 1.0));
386 points.insert (std::pair<float,float>(-34.0f, 1.0));
387 points.insert (std::pair<float,float>(-24.0f, 1.0));
388 points.insert (std::pair<float,float>(-20.0f, 1.0));
389 points.insert (std::pair<float,float>(-17.0f, 1.0));
390 points.insert (std::pair<float,float>(-14.0f, 1.0)); // 0
391 points.insert (std::pair<float,float>(-11.0f, 1.0)); // +3
392 points.insert (std::pair<float,float>(-10.0f, 0.8)); // +4
393 points.insert (std::pair<float,float>( -8.0f, 1.0)); // +6
394 points.insert (std::pair<float,float>( -4.0f, 1.0)); // +10
395 points.insert (std::pair<float,float>( 0.0f, 1.0));
398 points.insert (std::pair<float,float>(-60.0f, 1.0));
399 points.insert (std::pair<float,float>(-50.0f, 1.0));
400 points.insert (std::pair<float,float>(-40.0f, 1.0));
401 points.insert (std::pair<float,float>(-30.0f, 1.0));
402 points.insert (std::pair<float,float>(-26.0f, 1.0));
403 points.insert (std::pair<float,float>(-23.0f, 1.0));
404 points.insert (std::pair<float,float>(-20.0f, 1.0)); // 0
405 points.insert (std::pair<float,float>(-17.0f, 1.0));
406 points.insert (std::pair<float,float>(-16.0f, 0.8));
407 points.insert (std::pair<float,float>(-14.0f, 1.0)); // +6
408 points.insert (std::pair<float,float>(-10.0f, 1.0));
409 points.insert (std::pair<float,float>( -5.0f, 1.0));
410 points.insert (std::pair<float,float>( 0.0f, 1.0)); //+20
413 points.insert (std::pair<float,float>(-30.0f, 1.0));
414 points.insert (std::pair<float,float>(-28.0f, 0.5));
415 points.insert (std::pair<float,float>(-26.0f, 1.0));
416 points.insert (std::pair<float,float>(-24.0f, 0.5));
417 points.insert (std::pair<float,float>(-22.0f, 1.0));
418 points.insert (std::pair<float,float>(-20.0f, 0.5));
419 points.insert (std::pair<float,float>(-18.0f, 1.0));
420 points.insert (std::pair<float,float>(-16.0f, 0.5));
421 points.insert (std::pair<float,float>(-14.0f, 1.0));
422 points.insert (std::pair<float,float>(-12.0f, 0.5));
423 points.insert (std::pair<float,float>(-10.0f, 1.0));
424 points.insert (std::pair<float,float>( -9.0f, 0.8));
425 points.insert (std::pair<float,float>( -8.0f, 0.5));
426 points.insert (std::pair<float,float>( -6.0f, 1.0));
429 points.insert (std::pair<float,float>(-30.0f, 1.0));
430 points.insert (std::pair<float,float>(-26.0f, 1.0));
431 points.insert (std::pair<float,float>(-22.0f, 1.0));
432 points.insert (std::pair<float,float>(-18.0f, 1.0));
433 points.insert (std::pair<float,float>(-14.0f, 1.0));
434 points.insert (std::pair<float,float>(-10.0f, 1.0));
435 points.insert (std::pair<float,float>( -6.0f, 1.0));
438 points.insert (std::pair<float,float>(-60.0f, 1.0)); // -42
439 points.insert (std::pair<float,float>(-57.0f, 0.5));
440 points.insert (std::pair<float,float>(-54.0f, 1.0));
441 points.insert (std::pair<float,float>(-51.0f, 0.5));
442 points.insert (std::pair<float,float>(-48.0f, 1.0));
443 points.insert (std::pair<float,float>(-45.0f, 0.5));
444 points.insert (std::pair<float,float>(-42.0f, 1.0));
445 points.insert (std::pair<float,float>(-39.0f, 0.5));
446 points.insert (std::pair<float,float>(-36.0f, 1.0));
448 points.insert (std::pair<float,float>(-33.0f, 0.5));
449 points.insert (std::pair<float,float>(-30.0f, 1.0));
450 points.insert (std::pair<float,float>(-27.0f, 0.5));
451 points.insert (std::pair<float,float>(-24.0f, 1.0));
452 points.insert (std::pair<float,float>(-21.0f, 0.5));
454 points.insert (std::pair<float,float>(-18.0f, 1.0));
455 points.insert (std::pair<float,float>(-15.0f, 0.5));
456 points.insert (std::pair<float,float>(-12.0f, 1.0));
457 points.insert (std::pair<float,float>( -9.0f, 1.0));
458 points.insert (std::pair<float,float>( -6.0f, 0.5));
459 mtr_red_stripe(cr, box_l, box_w, height,
460 meter_deflect_nordic(-6.0f), meter_deflect_nordic(-12.0f));
463 points.insert (std::pair<float,float>( -3.0f, 0.5)); // "200%"
464 points.insert (std::pair<float,float>( -4.0f, 1.0));
465 points.insert (std::pair<float,float>( -5.0f, 0.5));
466 points.insert (std::pair<float,float>( -6.0f, 0.5));
467 points.insert (std::pair<float,float>( -7.0f, 0.5));
468 points.insert (std::pair<float,float>( -8.0f, 0.5));
469 points.insert (std::pair<float,float>( -9.0f, 1.0)); // "100%"
470 points.insert (std::pair<float,float>(-10.0f, 0.5));
471 points.insert (std::pair<float,float>(-11.0f, 0.5));
472 points.insert (std::pair<float,float>(-12.0f, 0.5));
473 points.insert (std::pair<float,float>(-13.0f, 0.5));
474 points.insert (std::pair<float,float>(-14.0f, 1.0));
475 points.insert (std::pair<float,float>(-15.0f, 0.8)); // "50%"
476 points.insert (std::pair<float,float>(-18.0f, 0.8)); // "-9"
477 points.insert (std::pair<float,float>(-19.0f, 1.0));
478 points.insert (std::pair<float,float>(-24.0f, 0.5));
479 points.insert (std::pair<float,float>(-29.0f, 1.0)); // "-20", "10%"
480 points.insert (std::pair<float,float>(-34.0f, 0.5)); // -25
481 //points.insert (std::pair<float,float>(-35.0f, 0.5)); // "5%" " -20"
482 points.insert (std::pair<float,float>(-39.0f, 1.0));
483 points.insert (std::pair<float,float>(-49.0f, 1.0));
484 points.insert (std::pair<float,float>(-54.0f, 0.5));
485 points.insert (std::pair<float,float>(-59.0f, 1.0));
486 mtr_red_stripe(cr, box_l, box_w, height,
487 meter_deflect_din(0.0f), meter_deflect_din(-9.0f));
490 points.insert (std::pair<float,float>(-17.0f, 1.0)); //+3 VU
491 points.insert (std::pair<float,float>(-18.0f, 1.0));
492 points.insert (std::pair<float,float>(-19.0f, 1.0));
493 points.insert (std::pair<float,float>(-19.5f, 0.5));
494 points.insert (std::pair<float,float>(-20.0f, 1.0)); // 0 VU
495 points.insert (std::pair<float,float>(-20.5f, 0.5));
496 points.insert (std::pair<float,float>(-21.0f, 1.0));
497 points.insert (std::pair<float,float>(-22.0f, 1.0));
498 points.insert (std::pair<float,float>(-23.0f, 1.0)); //-3 VU
499 points.insert (std::pair<float,float>(-24.0f, 0.5));
500 points.insert (std::pair<float,float>(-25.0f, 1.0));
501 points.insert (std::pair<float,float>(-26.0f, 0.5));
502 points.insert (std::pair<float,float>(-27.0f, 1.0)); //-7 VU
503 points.insert (std::pair<float,float>(-30.0f, 1.0));
504 points.insert (std::pair<float,float>(-35.0f, 0.5));
505 points.insert (std::pair<float,float>(-40.0f, 1.0));
506 mtr_red_stripe(cr, box_l, box_w, height,
507 meter_deflect_vu(-17.0f), meter_deflect_vu(-20.0f));
511 points.insert (std::pair<float,float>( 0, 1.0));
512 points.insert (std::pair<float,float>( 1, 0.5));
513 points.insert (std::pair<float,float>( 2, 0.5));
514 points.insert (std::pair<float,float>( 3, 1.0));
515 points.insert (std::pair<float,float>( 4, 0.5));
516 points.insert (std::pair<float,float>( 5, 0.5));
519 points.insert (std::pair<float,float>(-60, 0.5));
520 points.insert (std::pair<float,float>(-50, 1.0));
521 points.insert (std::pair<float,float>(-40, 1.0));
522 points.insert (std::pair<float,float>(-30, 1.0));
523 if (UIConfiguration::instance().get_meter_line_up_level() == MeteringLineUp24) {
524 points.insert (std::pair<float,float>(-24, 1.0));
526 points.insert (std::pair<float,float>(-25, 1.0));
528 points.insert (std::pair<float,float>(-20, 1.0));
530 points.insert (std::pair<float,float>(-19, 0.5));
531 points.insert (std::pair<float,float>(-18, 1.0));
532 points.insert (std::pair<float,float>(-17, 0.5));
533 points.insert (std::pair<float,float>(-16, 0.5));
534 points.insert (std::pair<float,float>(-15, 1.0));
536 points.insert (std::pair<float,float>(-14, 0.5));
537 points.insert (std::pair<float,float>(-13, 0.5));
538 points.insert (std::pair<float,float>(-12, 0.5));
539 points.insert (std::pair<float,float>(-11, 0.5));
540 points.insert (std::pair<float,float>(-10, 1.0));
542 points.insert (std::pair<float,float>( -9, 1.0));
543 points.insert (std::pair<float,float>( -8, 0.5));
544 points.insert (std::pair<float,float>( -7, 0.5));
545 points.insert (std::pair<float,float>( -6, 0.5));
546 points.insert (std::pair<float,float>( -5, 1.0));
547 points.insert (std::pair<float,float>( -4, 0.5));
548 points.insert (std::pair<float,float>( -3, 1.0));
549 points.insert (std::pair<float,float>( -2, 0.5));
550 points.insert (std::pair<float,float>( -1, 0.5));
556 points.insert (std::pair<float,float>( 0, 1.0));
557 points.insert (std::pair<float,float>( 16, 0.5));
558 points.insert (std::pair<float,float>( 32, 0.5));
559 points.insert (std::pair<float,float>( 48, 0.5));
560 points.insert (std::pair<float,float>( 64, 1.0));
561 points.insert (std::pair<float,float>( 80, 0.5));
562 points.insert (std::pair<float,float>( 96, 0.5));
563 points.insert (std::pair<float,float>(100, 1.0));
564 points.insert (std::pair<float,float>(112, 0.5));
565 points.insert (std::pair<float,float>(127, 1.0));
569 for (std::map<float,float>::const_iterator j = points.begin(); j != points.end(); ++j) {
570 cairo_set_line_width (cr, (j->second));
576 case DataType::AUDIO:
577 fraction = mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
579 pos = height - (gint) floor (height * fraction);
581 cairo_move_to(cr, 0, pos + .5);
582 cairo_line_to(cr, width, pos + .5);
586 fraction = (j->first) / 127.0;
587 pos = 1 + height - (gint) floor (height * fraction);
588 pos = min (pos, height);
589 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
590 cairo_arc(cr, width * .5, pos + .5, 1.0, 0, 2 * M_PI);
597 cairo_pattern_t* pattern = cairo_pattern_create_for_surface (surface);
600 cairo_surface_destroy (surface);
605 static cairo_pattern_t*
606 meter_render_metrics (Gtk::Widget& w, MeterType type, vector<DataType> types)
608 Glib::RefPtr<Gdk::Window> win (w.get_window());
610 bool tickleft, tickright;
612 int overlay_midi = 1;
614 win->get_size (width, height);
616 tickleft = w.get_name().substr(w.get_name().length() - 4) == "Left";
617 tickright = w.get_name().substr(w.get_name().length() - 5) == "Right";
618 background = types.size() == 0 || tickleft || tickright;
620 if (!tickleft && !tickright) {
625 cairo_surface_t* surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
626 cairo_t* cr = cairo_create (surface);
628 cairo_surface_t* surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width*2, height*2);
629 cairo_t* cr = cairo_create (surface);
630 cairo_scale(cr, 2.0, 2.0);
632 Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create(w.get_pango_context());
634 Pango::AttrList audio_font_attributes;
635 Pango::AttrList midi_font_attributes;
636 Pango::AttrList unit_font_attributes;
638 Pango::AttrFontDesc* font_attr;
639 Pango::FontDescription font;
641 font = Pango::FontDescription (UIConfiguration::instance().get_SmallMonospaceFont());
643 const double fixfontsize = 1.0;
645 // counter-act global font-scaling.
646 const double fixfontsize = std::min(1.0, 0.9 / sqrtf(UIConfiguration::instance().get_ui_scale()));
649 font.set_weight (Pango::WEIGHT_NORMAL);
650 font.set_size (8.0 * fixfontsize * PANGO_SCALE);
651 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
652 audio_font_attributes.change (*font_attr);
655 font.set_weight (Pango::WEIGHT_ULTRALIGHT);
656 font.set_stretch (Pango::STRETCH_ULTRA_CONDENSED);
657 font.set_size (7.0 * fixfontsize * PANGO_SCALE);
658 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
659 midi_font_attributes.change (*font_attr);
662 font.set_size (6.0 * fixfontsize * PANGO_SCALE);
663 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
664 unit_font_attributes.change (*font_attr);
667 cairo_move_to (cr, 0, 0);
668 cairo_rectangle (cr, 0, 0, width, height);
671 set_bg_color(w, cr, type);
674 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_NORMAL);
675 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
679 cairo_set_line_width (cr, 1.0);
681 height = min(max_pattern_metric_size, height);
682 uint32_t peakcolor = UIConfiguration::instance().color ("meterbridge peaklabel");
683 Gdk::Color c; // default text color
685 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
687 if (types.size() > 1 && (*i) == DataType::MIDI && overlay_midi == 0) {
691 if (types.size() > 1 && (*i) == DataType::MIDI) {
692 /* we're overlaying more than 1 set of marks, so use different colours */
693 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
694 } else if (background) {
695 set_fg_color(w, type, &c);
697 c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
700 std::map<float,string> points; // map: label-pos in dBFS, label-text
703 case DataType::AUDIO:
704 layout->set_attributes (audio_font_attributes);
705 if (type == MeterPeak0dB) {
711 points.insert (std::pair<float,string>(-52.0f, "-40"));
712 points.insert (std::pair<float,string>(-42.0f, "-30"));
713 points.insert (std::pair<float,string>(-32.0f, "-20"));
714 points.insert (std::pair<float,string>(-22.0f, "-10"));
715 points.insert (std::pair<float,string>(-18.0f, "-6"));
716 points.insert (std::pair<float,string>(-15.0f, "-3"));
717 points.insert (std::pair<float,string>(-12.0f, " 0"));
718 points.insert (std::pair<float,string>( -9.0f, "+3"));
719 points.insert (std::pair<float,string>( -6.0f, "+6"));
720 points.insert (std::pair<float,string>( -3.0f, "+9"));
721 points.insert (std::pair<float,string>( 0.0f, "+12"));
725 points.insert (std::pair<float,string>(-54.0f, "-40"));
726 points.insert (std::pair<float,string>(-44.0f, "-30"));
727 points.insert (std::pair<float,string>(-34.0f, "-20"));
728 points.insert (std::pair<float,string>(-24.0f, "-10"));
729 points.insert (std::pair<float,string>(-20.0f, "-6"));
730 points.insert (std::pair<float,string>(-17.0f, "-3"));
731 points.insert (std::pair<float,string>(-14.0f, " 0"));
732 points.insert (std::pair<float,string>(-11.0f, "+3"));
733 points.insert (std::pair<float,string>( -8.0f, "+6"));
734 points.insert (std::pair<float,string>( -4.0f, "+10"));
735 points.insert (std::pair<float,string>( 0.0f, "+14"));
739 points.insert (std::pair<float,string>(-60.0f, "-40"));
740 points.insert (std::pair<float,string>(-50.0f, "-30"));
741 points.insert (std::pair<float,string>(-40.0f, "-20"));
742 points.insert (std::pair<float,string>(-30.0f, "-10"));
743 points.insert (std::pair<float,string>(-26.0f, "-6"));
744 points.insert (std::pair<float,string>(-23.0f, "-3"));
745 points.insert (std::pair<float,string>(-20.0f, " 0"));
746 points.insert (std::pair<float,string>(-17.0f, "+3"));
747 points.insert (std::pair<float,string>(-14.0f, "+6"));
748 points.insert (std::pair<float,string>(-10.0f, "+10"));
749 points.insert (std::pair<float,string>( -5.0f, "+15"));
750 points.insert (std::pair<float,string>( 0.0f, "+20"));
755 points.insert (std::pair<float,string>( 3.0f, "+3"));
758 points.insert (std::pair<float,string>(-50.0f, "-50"));
759 points.insert (std::pair<float,string>(-40.0f, "-40"));
760 points.insert (std::pair<float,string>(-30.0f, "-30"));
761 points.insert (std::pair<float,string>(-20.0f, "-20"));
762 if (types.size() == 1) {
763 if (UIConfiguration::instance().get_meter_line_up_level() == MeteringLineUp24) {
764 points.insert (std::pair<float,string>(-24.0f, "-24"));
766 points.insert (std::pair<float,string>(-25.0f, "-25"));
768 points.insert (std::pair<float,string>(-15.0f, "-15"));
770 points.insert (std::pair<float,string>(-18.0f, "-18"));
771 points.insert (std::pair<float,string>(-10.0f, "-10"));
772 points.insert (std::pair<float,string>( -5.0f, "-5"));
773 points.insert (std::pair<float,string>( -3.0f, "-3"));
774 points.insert (std::pair<float,string>( 0.0f, "+0"));
779 points.insert (std::pair<float,string>(-30.0f, "-12"));
780 points.insert (std::pair<float,string>(-26.0f, "-8"));
781 points.insert (std::pair<float,string>(-22.0f, "-4"));
782 points.insert (std::pair<float,string>(-18.0f, "TST"));
783 points.insert (std::pair<float,string>(-14.0f, "+4"));
784 points.insert (std::pair<float,string>(-10.0f, "+8"));
785 points.insert (std::pair<float,string>( -6.0f, "+12"));
790 points.insert (std::pair<float,string>(-30.0f, " 1 "));
791 points.insert (std::pair<float,string>(-26.0f, " 2 "));
792 points.insert (std::pair<float,string>(-22.0f, " 3 "));
793 points.insert (std::pair<float,string>(-18.0f, " 4 "));
794 points.insert (std::pair<float,string>(-14.0f, " 5 "));
795 points.insert (std::pair<float,string>(-10.0f, " 6 "));
796 points.insert (std::pair<float,string>( -6.0f, " 7 "));
801 //points.insert (std::pair<float,string>(-60.0f, "-42"));
802 points.insert (std::pair<float,string>(-54.0f, "-36"));
803 points.insert (std::pair<float,string>(-48.0f, "-30"));
804 points.insert (std::pair<float,string>(-42.0f, "-24"));
805 points.insert (std::pair<float,string>(-36.0f, "-18"));
807 //points.insert (std::pair<float,string>(-33.0f, "-15"));
808 points.insert (std::pair<float,string>(-30.0f, "-12"));
809 //points.insert (std::pair<float,string>(-27.0f, "-9"));
810 points.insert (std::pair<float,string>(-24.0f, "-6"));
811 //points.insert (std::pair<float,string>(-21.0f, "-3"));
813 points.insert (std::pair<float,string>(-18.0f, "TST"));
814 //points.insert (std::pair<float,string>(-15.0f, "+3"));
815 points.insert (std::pair<float,string>(-12.0f, "+6"));
816 points.insert (std::pair<float,string>( -9.0f, "+9"));
817 //points.insert (std::pair<float,string>( -6.0f, "+12"));
822 //points.insert (std::pair<float,string>( -3.0f, "200%"));
823 points.insert (std::pair<float,string>( -4.0f, "+5"));
824 points.insert (std::pair<float,string>( -9.0f, "0")); // "100%";
825 points.insert (std::pair<float,string>(-14.0f, "-5"));
826 //points.insert (std::pair<float,string>(-15.0f, "50%"));
827 //points.insert (std::pair<float,string>(-18.0f, "-9"));
828 points.insert (std::pair<float,string>(-19.0f, "-10")); // "30%"
829 points.insert (std::pair<float,string>(-29.0f, "-20")); // "10%"
830 //points.insert (std::pair<float,string>(-35.0f, "5%")); // "5%"
831 points.insert (std::pair<float,string>(-39.0f, "-30"));
832 //points.insert (std::pair<float,string>(-49.0f, "1%"));
833 points.insert (std::pair<float,string>(-59.0f, "-50"));
838 points.insert (std::pair<float,string>(-17.0f, "+3"));
839 points.insert (std::pair<float,string>(-18.0f, "+2"));
840 points.insert (std::pair<float,string>(-19.0f, "+1"));
841 points.insert (std::pair<float,string>(-20.0f, " 0"));
842 points.insert (std::pair<float,string>(-21.0f, "-1"));
843 points.insert (std::pair<float,string>(-22.0f, "-2"));
844 points.insert (std::pair<float,string>(-23.0f, "-3"));
845 points.insert (std::pair<float,string>(-25.0f, "-5"));
846 points.insert (std::pair<float,string>(-27.0f, "-7"));
847 points.insert (std::pair<float,string>(-30.0f, "-10"));
848 points.insert (std::pair<float,string>(-40.0f, "-20"));
853 layout->set_attributes (midi_font_attributes);
854 if (types.size() == 1) {
855 points.insert (std::pair<float,string>( 0, "0"));
856 points.insert (std::pair<float,string>( 16, "16"));
857 points.insert (std::pair<float,string>( 32, "32"));
858 points.insert (std::pair<float,string>( 48, "48"));
859 points.insert (std::pair<float,string>( 64, "64"));
860 points.insert (std::pair<float,string>( 80, "80"));
861 points.insert (std::pair<float,string>( 96, "96"));
862 points.insert (std::pair<float,string>(100, "100"));
863 points.insert (std::pair<float,string>(112, "112"));
864 points.insert (std::pair<float,string>(127, "127"));
866 switch (overlay_midi) {
868 /* labels that don't overlay with dBFS */
869 points.insert (std::pair<float,string>( 0, "0"));
870 points.insert (std::pair<float,string>( 24, "24"));
871 points.insert (std::pair<float,string>( 48, "48"));
872 points.insert (std::pair<float,string>( 72, "72"));
873 points.insert (std::pair<float,string>(127, "127"));
876 /* labels that don't overlay with DIN */
877 points.insert (std::pair<float,string>( 0, "0"));
878 points.insert (std::pair<float,string>( 16, "16"));
879 points.insert (std::pair<float,string>( 40, "40"));
880 points.insert (std::pair<float,string>( 64, "64"));
881 points.insert (std::pair<float,string>(112, "112"));
882 points.insert (std::pair<float,string>(127, "127"));
885 /* labels that don't overlay with BBC nor EBU*/
886 points.insert (std::pair<float,string>( 0, "0"));
887 points.insert (std::pair<float,string>( 16, "16"));
888 points.insert (std::pair<float,string>( 56, "56"));
889 points.insert (std::pair<float,string>( 72, "72"));
890 points.insert (std::pair<float,string>(112, "112"));
891 points.insert (std::pair<float,string>(127, "127"));
893 /* labels that don't overlay with 0dBFS*/
894 points.insert (std::pair<float,string>( 0, "0"));
895 points.insert (std::pair<float,string>( 16, "16"));
896 points.insert (std::pair<float,string>( 48, "48"));
897 points.insert (std::pair<float,string>( 84, "84"));
898 points.insert (std::pair<float,string>(100, "100"));
908 for (std::map<float,string>::const_iterator j = points.begin(); j != points.end(); ++j) {
910 bool align_center = background; // this is true for meterbridge meters w/ fixed background
912 case DataType::AUDIO:
913 fraction = mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
915 pos = height - (gint) floor (height * fraction);
918 cairo_move_to(cr, width-1.5, pos + .5);
919 cairo_line_to(cr, width, pos + .5);
921 } else if (tickright) {
922 cairo_move_to(cr, 0, pos + .5);
923 cairo_line_to(cr, 1.5, pos + .5);
928 align_center = false; // don't bleed into legend
929 fraction = (j->first) / 127.0;
930 pos = 1 + height - (gint) lrintf (height * fraction);
931 pos = min (pos, height);
935 if (pos < 0) continue;
937 layout->set_text(j->second.c_str());
940 layout->get_pixel_size(tw, th);
942 int p = pos - (th / 2) - 1;
943 p = min (p, height - th);
947 cairo_move_to (cr, (width-tw)/2.0, p);
949 cairo_move_to (cr, width-3-tw, p);
952 cairo_set_line_width(cr, 0.12);
953 cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 1.0);
954 pango_cairo_layout_path(cr, layout->gobj());
955 cairo_stroke_preserve (cr);
956 cairo_set_line_width(cr, 1.0);
958 if ((*i) == DataType::AUDIO) {
959 mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
961 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
964 pango_cairo_show_layout (cr, layout->gobj());
970 if (types.size() == 1 || overlay_midi == 0) {
972 layout->set_attributes (unit_font_attributes);
973 switch (types.at(0)) {
974 case DataType::AUDIO:
977 layout->set_text("K20");
980 layout->set_text("K14");
983 layout->set_text("K12");
989 layout->set_text("dBFS");
992 layout->set_text("EBU");
995 layout->set_text("BBC");
998 layout->set_text("DIN");
1001 layout->set_text("NOR");
1004 layout->set_text("VU");
1007 layout->get_pixel_size(tw, th);
1009 case DataType::MIDI:
1010 layout->set_text("mid");
1011 layout->get_pixel_size(tw, th);
1015 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
1017 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
1019 cairo_move_to (cr, width - 2 - tw, height - th - 0.5);
1021 cairo_move_to (cr, 2, height - th - 0.5);
1023 pango_cairo_show_layout (cr, layout->gobj());
1026 cairo_pattern_t* pattern = cairo_pattern_create_for_surface (surface);
1029 cairo_surface_destroy (surface);
1035 ArdourMeter::meter_expose_ticks (GdkEventExpose *ev, MeterType type, std::vector<ARDOUR::DataType> types, Gtk::DrawingArea *mta)
1037 Glib::RefPtr<Gdk::Window> win (mta->get_window());
1040 cr = gdk_cairo_create (win->gobj());
1042 /* clip to expose area */
1044 gdk_cairo_rectangle (cr, &ev->area);
1047 cairo_pattern_t* pattern;
1048 const MeterMatricsMapKey key (mta->get_name(), type, types_to_bit(types));
1049 MetricPatternMap::iterator i = ticks_patterns.find (key);
1051 if (i == ticks_patterns.end()) {
1052 pattern = meter_render_ticks (*mta, type, types);
1053 ticks_patterns[key] = pattern;
1055 pattern = i->second;
1058 cairo_move_to (cr, 0, 0);
1059 cairo_set_source (cr, pattern);
1062 win->get_size (width, height);
1064 cairo_rectangle (cr, 0, 0, width, height);
1073 ArdourMeter::meter_expose_metrics (GdkEventExpose *ev, MeterType type, std::vector<ARDOUR::DataType> types, Gtk::DrawingArea *mma)
1075 Glib::RefPtr<Gdk::Window> win (mma->get_window());
1078 cr = gdk_cairo_create (win->gobj());
1080 /* clip to expose area */
1082 gdk_cairo_rectangle (cr, &ev->area);
1085 cairo_pattern_t* pattern;
1086 const MeterMatricsMapKey key (mma->get_name(), type, types_to_bit(types));
1087 MetricPatternMap::iterator i = metric_patterns.find (key);
1089 if (i == metric_patterns.end()) {
1090 pattern = meter_render_metrics (*mma, type, types);
1091 metric_patterns[key] = pattern;
1093 pattern = i->second;
1096 cairo_move_to (cr, 0, 0);
1099 win->get_size (width, height);
1100 #ifdef NO_OVERSAMPLE
1101 cairo_set_source (cr, pattern);
1102 cairo_rectangle (cr, 0, 0, width, height);
1104 cairo_scale(cr, 0.5, 0.5);
1105 cairo_set_antialias(cr, CAIRO_ANTIALIAS_BEST);
1106 cairo_set_source (cr, pattern);
1107 cairo_rectangle (cr, 0, 0, width * 2., height * 2.);
1118 ArdourMeter::meter_clear_pattern_cache(int which) {
1119 MetricPatternMap::iterator i = metric_patterns.begin();
1120 MetricPatternMap::iterator j = ticks_patterns.begin();
1122 while (i != metric_patterns.end()) {
1124 MeterMatricsMapKey const * const key = &(i->first);
1125 std::string n = key->_n;
1126 if (n.substr(n.length() - 4) == "Left") { m = 1; }
1127 if (n.substr(n.length() - 5) == "Right") { m = 2; }
1129 cairo_pattern_destroy(i->second);
1130 metric_patterns.erase(i++);
1136 while (j != ticks_patterns.end()) {
1138 MeterMatricsMapKey const * const key = &(j->first);
1139 std::string n = key->_n;
1140 if (n.substr(n.length() - 4) == "Left") { m = 1; }
1141 if (n.substr(n.length() - 5) == "Right") { m = 2; }
1143 cairo_pattern_destroy(j->second);
1144 ticks_patterns.erase(j++);