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 <gtkmm2ext/cairo_widget.h>
21 #include <gtkmm2ext/gtk_ui.h>
22 #include <gtkmm2ext/utils.h>
23 #include <gtkmm2ext/rgb_macros.h>
25 #include <ardour/rc_configuration.h>
26 #include "ardour_ui.h"
29 #include "meter_patterns.h"
33 using namespace ARDOUR;
36 using namespace Gtkmm2ext;
38 using namespace ArdourMeter;
40 static const int max_pattern_metric_size = 1026;
42 /* signals used by meters */
44 sigc::signal<void> ArdourMeter::ResetAllPeakDisplays;
45 sigc::signal<void,ARDOUR::Route*> ArdourMeter::ResetRoutePeakDisplays;
46 sigc::signal<void,ARDOUR::RouteGroup*> ArdourMeter::ResetGroupPeakDisplays;
47 sigc::signal<void> ArdourMeter::RedrawMetrics;
49 sigc::signal<void, int, ARDOUR::RouteGroup*, ARDOUR::MeterType> ArdourMeter::SetMeterTypeMulti;
54 struct MeterMatricsMapKey {
55 MeterMatricsMapKey (std::string n, MeterType t, int dt)
60 inline bool operator<(const MeterMatricsMapKey& rhs) const {
61 return (_n < rhs._n) || (_n == rhs._n && _t < rhs._t) || (_n == rhs._n && _t == rhs._t && _dt < rhs._dt);
68 namespace ArdourMeter {
69 typedef std::map<MeterMatricsMapKey, cairo_pattern_t*> MetricPatternMap;
72 static ArdourMeter::MetricPatternMap ticks_patterns;
73 static ArdourMeter::MetricPatternMap metric_patterns;
77 ArdourMeter::meter_type_string (ARDOUR::MeterType mt)
84 return _("RMS + Peak");
90 return _("IEC1/Nordic");
116 static inline int types_to_bit (vector<ARDOUR::DataType> types) {
118 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
124 static inline float mtr_col_and_fract(
125 cairo_t* cr, Gdk::Color const * const c, const uint32_t peakcolor, const MeterType mt, const float val)
133 fraction = log_meter (val);
134 if (val >= 0 || val == -9) {
135 cairo_set_source_rgb (cr,
136 UINT_RGBA_R_FLT(peakcolor),
137 UINT_RGBA_G_FLT(peakcolor),
138 UINT_RGBA_B_FLT(peakcolor));
140 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
145 fraction = meter_deflect_ppm(val);
146 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
149 fraction = meter_deflect_nordic(val);
152 cairo_set_source_rgb (cr,
153 UINT_RGBA_R_FLT(peakcolor),
154 UINT_RGBA_G_FLT(peakcolor),
155 UINT_RGBA_B_FLT(peakcolor));
157 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
160 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
164 fraction = meter_deflect_din(val);
165 if (val == -9.0 || val == -15 || val == -18) {
166 cairo_set_source_rgb (cr,
167 UINT_RGBA_R_FLT(peakcolor),
168 UINT_RGBA_G_FLT(peakcolor),
169 UINT_RGBA_B_FLT(peakcolor));
171 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
175 fraction = meter_deflect_vu(val);
177 cairo_set_source_rgb (cr,
178 UINT_RGBA_R_FLT(peakcolor),
179 UINT_RGBA_G_FLT(peakcolor),
180 UINT_RGBA_B_FLT(peakcolor));
182 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
186 fraction = meter_deflect_k (val, 20);
188 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); // red
189 } else if (val >= -20.0) {
190 cairo_set_source_rgb (cr, 0.8, 0.8, 0.0); // yellow
192 cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); // green
197 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); // red
198 } else if (val >= -14.0) {
199 cairo_set_source_rgb (cr, 0.8, 0.8, 0.0); // yellow
201 cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); // green
203 fraction = meter_deflect_k (val, 14);
207 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); // red
208 } else if (val >= -12.0) {
209 cairo_set_source_rgb (cr, 0.8, 0.8, 0.0); // yellow
211 cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); // green
213 fraction = meter_deflect_k (val, 12);
219 static void mtr_red_stripe(cairo_t* cr, float l, float w, int h, float top, float bot) {
221 int t = h - floorf (h * (top));
222 int b = h - floorf (h * (bot));
223 cairo_set_source_rgba (cr, .75, 0, 0, 0.75);
224 cairo_rectangle (cr, l, t + .5, w, b - t);
228 static void set_bg_color(Gtk::Widget& w, cairo_t* cr, MeterType type) {
232 if (rgba_p_from_style("meterstripVU", &r, &g, &b, "bg")) {
233 cairo_set_source_rgb (cr, r, g, b);
235 cairo_set_source_rgb (cr, 1.0, 1.0, 0.85);
245 if (rgba_p_from_style("meterstripPPM", &r, &g, &b, "bg")) {
246 cairo_set_source_rgb (cr, r, g, b);
248 cairo_set_source_rgb (cr, 0.1, 0.1, 0.1);
253 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_ACTIVE);
254 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
260 static void set_fg_color(Gtk::Widget&, MeterType type, Gdk::Color * c) {
264 if (rgba_p_from_style("meterstripVU", &r, &g, &b)) {
265 c->set_rgb_p(r, g, b);
267 c->set_rgb_p(0.0, 0.0, 0.0);
271 if (rgba_p_from_style("meterstripPPM", &r, &g, &b)) {
272 c->set_rgb_p(r, g, b);
274 c->set_rgb_p(1.0, 1.0, 1.0);
280 static cairo_pattern_t*
281 meter_render_ticks (Gtk::Widget& w, MeterType type, vector<ARDOUR::DataType> types)
283 Glib::RefPtr<Gdk::Window> win (w.get_window());
286 bool tickleft, tickright;
288 win->get_size (width, height);
289 tickleft = w.get_name().substr(w.get_name().length() - 4) == "Left";
290 tickright = w.get_name().substr(w.get_name().length() - 5) == "Right";
291 background = types.size() == 0 || tickleft || tickright;
296 if (w.get_name().substr(0, 3) == "Bar") {
297 box_l = width-2; box_w = 2;
298 } else if (w.get_name().substr(0, 4) == "Mark") {
299 box_l = width-2; box_w = 2;
302 } else if (tickright) {
303 if (w.get_name().substr(0, 3) == "Bar") {
304 box_l = 0; box_w = 2;
305 } else if (w.get_name().substr(0, 4) == "Mark") {
306 box_l = 0; box_w = 2;
310 box_l = 0; box_w = 3;
313 cairo_surface_t* surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
314 cairo_t* cr = cairo_create (surface);
316 cairo_move_to (cr, 0, 0);
317 cairo_rectangle (cr, 0, 0, width, height);
321 set_bg_color(w, cr, type);
324 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_NORMAL);
325 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
329 height = min(max_pattern_metric_size, height);
330 uint32_t peakcolor = ARDOUR_UI::config()->color_by_name ("meterbridge peaklabel");
332 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
335 if (types.size() > 1 && (*i) == DataType::MIDI) {
336 /* we're overlaying more than 1 set of marks, so use different colours */
337 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
338 } else if (background) {
339 set_fg_color(w, type, &c);
341 c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
344 // tick-maker position in dBFS, line-thickness
345 std::map<float,float> points;
348 case DataType::AUDIO:
352 points.insert (std::pair<float,float>(-52.0f, 1.0));
353 points.insert (std::pair<float,float>(-42.0f, 1.0));
354 points.insert (std::pair<float,float>(-32.0f, 1.0));
355 points.insert (std::pair<float,float>(-22.0f, 1.0));
356 points.insert (std::pair<float,float>(-18.0f, 1.0));
357 points.insert (std::pair<float,float>(-15.0f, 1.0));
358 points.insert (std::pair<float,float>(-12.0f, 1.0));
359 points.insert (std::pair<float,float>( -9.0f, 1.0));
360 points.insert (std::pair<float,float>( -8.0f, 0.8));
361 points.insert (std::pair<float,float>( -6.0f, 1.0));
362 points.insert (std::pair<float,float>( -3.0f, 1.0));
363 points.insert (std::pair<float,float>( 0.0f, 1.0));
366 points.insert (std::pair<float,float>(-54.0f, 1.0));
367 points.insert (std::pair<float,float>(-44.0f, 1.0));
368 points.insert (std::pair<float,float>(-34.0f, 1.0));
369 points.insert (std::pair<float,float>(-24.0f, 1.0));
370 points.insert (std::pair<float,float>(-20.0f, 1.0));
371 points.insert (std::pair<float,float>(-17.0f, 1.0));
372 points.insert (std::pair<float,float>(-14.0f, 1.0)); // 0
373 points.insert (std::pair<float,float>(-11.0f, 1.0)); // +3
374 points.insert (std::pair<float,float>(-10.0f, 0.8)); // +4
375 points.insert (std::pair<float,float>( -8.0f, 1.0)); // +6
376 points.insert (std::pair<float,float>( -4.0f, 1.0)); // +10
377 points.insert (std::pair<float,float>( 0.0f, 1.0));
380 points.insert (std::pair<float,float>(-60.0f, 1.0));
381 points.insert (std::pair<float,float>(-50.0f, 1.0));
382 points.insert (std::pair<float,float>(-40.0f, 1.0));
383 points.insert (std::pair<float,float>(-30.0f, 1.0));
384 points.insert (std::pair<float,float>(-26.0f, 1.0));
385 points.insert (std::pair<float,float>(-23.0f, 1.0));
386 points.insert (std::pair<float,float>(-20.0f, 1.0)); // 0
387 points.insert (std::pair<float,float>(-17.0f, 1.0));
388 points.insert (std::pair<float,float>(-16.0f, 0.8));
389 points.insert (std::pair<float,float>(-14.0f, 1.0)); // +6
390 points.insert (std::pair<float,float>(-10.0f, 1.0));
391 points.insert (std::pair<float,float>( -5.0f, 1.0));
392 points.insert (std::pair<float,float>( 0.0f, 1.0)); //+20
395 points.insert (std::pair<float,float>(-30.0f, 1.0));
396 points.insert (std::pair<float,float>(-28.0f, 0.5));
397 points.insert (std::pair<float,float>(-26.0f, 1.0));
398 points.insert (std::pair<float,float>(-24.0f, 0.5));
399 points.insert (std::pair<float,float>(-22.0f, 1.0));
400 points.insert (std::pair<float,float>(-20.0f, 0.5));
401 points.insert (std::pair<float,float>(-18.0f, 1.0));
402 points.insert (std::pair<float,float>(-16.0f, 0.5));
403 points.insert (std::pair<float,float>(-14.0f, 1.0));
404 points.insert (std::pair<float,float>(-12.0f, 0.5));
405 points.insert (std::pair<float,float>(-10.0f, 1.0));
406 points.insert (std::pair<float,float>( -9.0f, 0.8));
407 points.insert (std::pair<float,float>( -8.0f, 0.5));
408 points.insert (std::pair<float,float>( -6.0f, 1.0));
411 points.insert (std::pair<float,float>(-30.0f, 1.0));
412 points.insert (std::pair<float,float>(-26.0f, 1.0));
413 points.insert (std::pair<float,float>(-22.0f, 1.0));
414 points.insert (std::pair<float,float>(-18.0f, 1.0));
415 points.insert (std::pair<float,float>(-14.0f, 1.0));
416 points.insert (std::pair<float,float>(-10.0f, 1.0));
417 points.insert (std::pair<float,float>( -6.0f, 1.0));
420 points.insert (std::pair<float,float>(-60.0f, 1.0)); // -42
421 points.insert (std::pair<float,float>(-57.0f, 0.5));
422 points.insert (std::pair<float,float>(-54.0f, 1.0));
423 points.insert (std::pair<float,float>(-51.0f, 0.5));
424 points.insert (std::pair<float,float>(-48.0f, 1.0));
425 points.insert (std::pair<float,float>(-45.0f, 0.5));
426 points.insert (std::pair<float,float>(-42.0f, 1.0));
427 points.insert (std::pair<float,float>(-39.0f, 0.5));
428 points.insert (std::pair<float,float>(-36.0f, 1.0));
430 points.insert (std::pair<float,float>(-33.0f, 0.5));
431 points.insert (std::pair<float,float>(-30.0f, 1.0));
432 points.insert (std::pair<float,float>(-27.0f, 0.5));
433 points.insert (std::pair<float,float>(-24.0f, 1.0));
434 points.insert (std::pair<float,float>(-21.0f, 0.5));
436 points.insert (std::pair<float,float>(-18.0f, 1.0));
437 points.insert (std::pair<float,float>(-15.0f, 0.5));
438 points.insert (std::pair<float,float>(-12.0f, 1.0));
439 points.insert (std::pair<float,float>( -9.0f, 1.0));
440 points.insert (std::pair<float,float>( -6.0f, 0.5));
441 mtr_red_stripe(cr, box_l, box_w, height,
442 meter_deflect_nordic(-6.0f), meter_deflect_nordic(-12.0f));
445 points.insert (std::pair<float,float>( -3.0f, 0.5)); // "200%"
446 points.insert (std::pair<float,float>( -4.0f, 1.0));
447 points.insert (std::pair<float,float>( -5.0f, 0.5));
448 points.insert (std::pair<float,float>( -6.0f, 0.5));
449 points.insert (std::pair<float,float>( -7.0f, 0.5));
450 points.insert (std::pair<float,float>( -8.0f, 0.5));
451 points.insert (std::pair<float,float>( -9.0f, 1.0)); // "100%"
452 points.insert (std::pair<float,float>(-10.0f, 0.5));
453 points.insert (std::pair<float,float>(-11.0f, 0.5));
454 points.insert (std::pair<float,float>(-12.0f, 0.5));
455 points.insert (std::pair<float,float>(-13.0f, 0.5));
456 points.insert (std::pair<float,float>(-14.0f, 1.0));
457 points.insert (std::pair<float,float>(-15.0f, 0.8)); // "50%"
458 points.insert (std::pair<float,float>(-18.0f, 0.8)); // "-9"
459 points.insert (std::pair<float,float>(-19.0f, 1.0));
460 points.insert (std::pair<float,float>(-24.0f, 0.5));
461 points.insert (std::pair<float,float>(-29.0f, 1.0)); // "-20", "10%"
462 points.insert (std::pair<float,float>(-34.0f, 0.5)); // -25
463 //points.insert (std::pair<float,float>(-35.0f, 0.5)); // "5%" " -20"
464 points.insert (std::pair<float,float>(-39.0f, 1.0));
465 points.insert (std::pair<float,float>(-49.0f, 1.0));
466 points.insert (std::pair<float,float>(-54.0f, 0.5));
467 points.insert (std::pair<float,float>(-59.0f, 1.0));
468 mtr_red_stripe(cr, box_l, box_w, height,
469 meter_deflect_din(0.0f), meter_deflect_din(-9.0f));
472 points.insert (std::pair<float,float>(-17.0f, 1.0)); //+3 VU
473 points.insert (std::pair<float,float>(-18.0f, 1.0));
474 points.insert (std::pair<float,float>(-19.0f, 1.0));
475 points.insert (std::pair<float,float>(-19.5f, 0.5));
476 points.insert (std::pair<float,float>(-20.0f, 1.0)); // 0 VU
477 points.insert (std::pair<float,float>(-20.5f, 0.5));
478 points.insert (std::pair<float,float>(-21.0f, 1.0));
479 points.insert (std::pair<float,float>(-22.0f, 1.0));
480 points.insert (std::pair<float,float>(-23.0f, 1.0)); //-3 VU
481 points.insert (std::pair<float,float>(-24.0f, 0.5));
482 points.insert (std::pair<float,float>(-25.0f, 1.0));
483 points.insert (std::pair<float,float>(-26.0f, 0.5));
484 points.insert (std::pair<float,float>(-27.0f, 1.0)); //-7 VU
485 points.insert (std::pair<float,float>(-30.0f, 1.0));
486 points.insert (std::pair<float,float>(-35.0f, 0.5));
487 points.insert (std::pair<float,float>(-40.0f, 1.0));
488 mtr_red_stripe(cr, box_l, box_w, height,
489 meter_deflect_vu(-17.0f), meter_deflect_vu(-20.0f));
493 points.insert (std::pair<float,float>(-60, 0.5));
494 points.insert (std::pair<float,float>(-50, 1.0));
495 points.insert (std::pair<float,float>(-40, 1.0));
496 points.insert (std::pair<float,float>(-30, 1.0));
497 if (Config->get_meter_line_up_level() == MeteringLineUp24) {
498 points.insert (std::pair<float,float>(-24, 1.0));
500 points.insert (std::pair<float,float>(-25, 1.0));
502 points.insert (std::pair<float,float>(-20, 1.0));
504 points.insert (std::pair<float,float>(-19, 0.5));
505 points.insert (std::pair<float,float>(-18, 1.0));
506 points.insert (std::pair<float,float>(-17, 0.5));
507 points.insert (std::pair<float,float>(-16, 0.5));
508 points.insert (std::pair<float,float>(-15, 1.0));
510 points.insert (std::pair<float,float>(-14, 0.5));
511 points.insert (std::pair<float,float>(-13, 0.5));
512 points.insert (std::pair<float,float>(-12, 0.5));
513 points.insert (std::pair<float,float>(-11, 0.5));
514 points.insert (std::pair<float,float>(-10, 1.0));
516 points.insert (std::pair<float,float>( -9, 1.0));
517 points.insert (std::pair<float,float>( -8, 0.5));
518 points.insert (std::pair<float,float>( -7, 0.5));
519 points.insert (std::pair<float,float>( -6, 0.5));
520 points.insert (std::pair<float,float>( -5, 1.0));
521 points.insert (std::pair<float,float>( -4, 0.5));
522 points.insert (std::pair<float,float>( -3, 1.0));
523 points.insert (std::pair<float,float>( -2, 0.5));
524 points.insert (std::pair<float,float>( -1, 0.5));
526 points.insert (std::pair<float,float>( 0, 1.0));
527 points.insert (std::pair<float,float>( 1, 0.5));
528 points.insert (std::pair<float,float>( 2, 0.5));
529 points.insert (std::pair<float,float>( 3, 1.0));
530 points.insert (std::pair<float,float>( 4, 0.5));
531 points.insert (std::pair<float,float>( 5, 0.5));
537 points.insert (std::pair<float,float>( 0, 1.0));
538 points.insert (std::pair<float,float>( 16, 0.5));
539 points.insert (std::pair<float,float>( 32, 0.5));
540 points.insert (std::pair<float,float>( 48, 0.5));
541 points.insert (std::pair<float,float>( 64, 1.0));
542 points.insert (std::pair<float,float>( 80, 0.5));
543 points.insert (std::pair<float,float>( 96, 0.5));
544 points.insert (std::pair<float,float>(100, 1.0));
545 points.insert (std::pair<float,float>(112, 0.5));
546 points.insert (std::pair<float,float>(127, 1.0));
550 for (std::map<float,float>::const_iterator j = points.begin(); j != points.end(); ++j) {
551 cairo_set_line_width (cr, (j->second));
557 case DataType::AUDIO:
558 fraction = mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
560 pos = height - (gint) floor (height * fraction);
562 cairo_move_to(cr, 0, pos + .5);
563 cairo_line_to(cr, 3, pos + .5);
567 fraction = (j->first) / 127.0;
568 pos = 1 + height - (gint) floor (height * fraction);
569 pos = min (pos, height);
570 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
571 cairo_arc(cr, 1.5, pos + .5, 1.0, 0, 2 * M_PI);
578 cairo_pattern_t* pattern = cairo_pattern_create_for_surface (surface);
581 cairo_surface_destroy (surface);
586 static cairo_pattern_t*
587 meter_render_metrics (Gtk::Widget& w, MeterType type, vector<DataType> types)
589 Glib::RefPtr<Gdk::Window> win (w.get_window());
591 bool tickleft, tickright;
593 int overlay_midi = 1;
595 win->get_size (width, height);
597 tickleft = w.get_name().substr(w.get_name().length() - 4) == "Left";
598 tickright = w.get_name().substr(w.get_name().length() - 5) == "Right";
599 background = types.size() == 0 || tickleft || tickright;
601 if (!tickleft && !tickright) {
605 cairo_surface_t* surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
606 cairo_t* cr = cairo_create (surface);
607 Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create(w.get_pango_context());
609 Pango::AttrList audio_font_attributes;
610 Pango::AttrList midi_font_attributes;
611 Pango::AttrList unit_font_attributes;
613 Pango::AttrFontDesc* font_attr;
614 Pango::FontDescription font;
616 font = Pango::FontDescription ("ArdourMono");
617 double fixfontsize = 81920.0 / (double) ARDOUR::Config->get_font_scale();
619 font.set_weight (Pango::WEIGHT_NORMAL);
620 font.set_size (9.0 * PANGO_SCALE * fixfontsize);
621 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
622 audio_font_attributes.change (*font_attr);
625 font.set_weight (Pango::WEIGHT_ULTRALIGHT);
626 font.set_stretch (Pango::STRETCH_ULTRA_CONDENSED);
627 font.set_size (8.0 * PANGO_SCALE * fixfontsize);
628 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
629 midi_font_attributes.change (*font_attr);
632 font.set_size (6.0 * PANGO_SCALE * fixfontsize);
633 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
634 unit_font_attributes.change (*font_attr);
637 cairo_move_to (cr, 0, 0);
638 cairo_rectangle (cr, 0, 0, width, height);
641 set_bg_color(w, cr, type);
644 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_NORMAL);
645 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
649 cairo_set_line_width (cr, 1.0);
651 height = min(max_pattern_metric_size, height);
652 uint32_t peakcolor = ARDOUR_UI::config()->color_by_name ("meterbridge peaklabel");
653 Gdk::Color c; // default text color
655 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
657 if (types.size() > 1 && (*i) == DataType::MIDI && overlay_midi == 0) {
661 if (types.size() > 1 && (*i) == DataType::MIDI) {
662 /* we're overlaying more than 1 set of marks, so use different colours */
663 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
664 } else if (background) {
665 set_fg_color(w, type, &c);
667 c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
670 std::map<float,string> points; // map: label-pos in dBFS, label-text
673 case DataType::AUDIO:
674 layout->set_attributes (audio_font_attributes);
678 points.insert (std::pair<float,string>(-52.0f, "-40"));
679 points.insert (std::pair<float,string>(-42.0f, "-30"));
680 points.insert (std::pair<float,string>(-32.0f, "-20"));
681 points.insert (std::pair<float,string>(-22.0f, "-10"));
682 points.insert (std::pair<float,string>(-18.0f, "-6"));
683 points.insert (std::pair<float,string>(-15.0f, "-3"));
684 points.insert (std::pair<float,string>(-12.0f, " 0"));
685 points.insert (std::pair<float,string>( -9.0f, "+3"));
686 points.insert (std::pair<float,string>( -6.0f, "+6"));
687 points.insert (std::pair<float,string>( -3.0f, "+9"));
688 points.insert (std::pair<float,string>( 0.0f, "+12"));
692 points.insert (std::pair<float,string>(-54.0f, "-40"));
693 points.insert (std::pair<float,string>(-44.0f, "-30"));
694 points.insert (std::pair<float,string>(-34.0f, "-20"));
695 points.insert (std::pair<float,string>(-24.0f, "-10"));
696 points.insert (std::pair<float,string>(-20.0f, "-6"));
697 points.insert (std::pair<float,string>(-17.0f, "-3"));
698 points.insert (std::pair<float,string>(-14.0f, " 0"));
699 points.insert (std::pair<float,string>(-11.0f, "+3"));
700 points.insert (std::pair<float,string>( -8.0f, "+6"));
701 points.insert (std::pair<float,string>( -4.0f, "+10"));
702 points.insert (std::pair<float,string>( 0.0f, "+14"));
706 points.insert (std::pair<float,string>(-60.0f, "-40"));
707 points.insert (std::pair<float,string>(-50.0f, "-30"));
708 points.insert (std::pair<float,string>(-40.0f, "-20"));
709 points.insert (std::pair<float,string>(-30.0f, "-10"));
710 points.insert (std::pair<float,string>(-26.0f, "-6"));
711 points.insert (std::pair<float,string>(-23.0f, "-3"));
712 points.insert (std::pair<float,string>(-20.0f, " 0"));
713 points.insert (std::pair<float,string>(-17.0f, "+3"));
714 points.insert (std::pair<float,string>(-14.0f, "+6"));
715 points.insert (std::pair<float,string>(-10.0f, "+10"));
716 points.insert (std::pair<float,string>( -5.0f, "+15"));
717 points.insert (std::pair<float,string>( 0.0f, "+20"));
722 points.insert (std::pair<float,string>(-50.0f, "-50"));
723 points.insert (std::pair<float,string>(-40.0f, "-40"));
724 points.insert (std::pair<float,string>(-30.0f, "-30"));
725 points.insert (std::pair<float,string>(-20.0f, "-20"));
726 if (types.size() == 1) {
727 if (Config->get_meter_line_up_level() == MeteringLineUp24) {
728 points.insert (std::pair<float,string>(-24.0f, "-24"));
730 points.insert (std::pair<float,string>(-25.0f, "-25"));
732 points.insert (std::pair<float,string>(-15.0f, "-15"));
734 points.insert (std::pair<float,string>(-18.0f, "-18"));
735 points.insert (std::pair<float,string>(-10.0f, "-10"));
736 points.insert (std::pair<float,string>( -5.0f, "-5"));
737 points.insert (std::pair<float,string>( -3.0f, "-3"));
738 points.insert (std::pair<float,string>( 0.0f, "+0"));
739 points.insert (std::pair<float,string>( 3.0f, "+3"));
744 points.insert (std::pair<float,string>(-30.0f, "-12"));
745 points.insert (std::pair<float,string>(-26.0f, "-8"));
746 points.insert (std::pair<float,string>(-22.0f, "-4"));
747 points.insert (std::pair<float,string>(-18.0f, "TST"));
748 points.insert (std::pair<float,string>(-14.0f, "+4"));
749 points.insert (std::pair<float,string>(-10.0f, "+8"));
750 points.insert (std::pair<float,string>( -6.0f, "+12"));
755 points.insert (std::pair<float,string>(-30.0f, " 1 "));
756 points.insert (std::pair<float,string>(-26.0f, " 2 "));
757 points.insert (std::pair<float,string>(-22.0f, " 3 "));
758 points.insert (std::pair<float,string>(-18.0f, " 4 "));
759 points.insert (std::pair<float,string>(-14.0f, " 5 "));
760 points.insert (std::pair<float,string>(-10.0f, " 6 "));
761 points.insert (std::pair<float,string>( -6.0f, " 7 "));
766 //points.insert (std::pair<float,string>(-60.0f, "-42"));
767 points.insert (std::pair<float,string>(-54.0f, "-36"));
768 points.insert (std::pair<float,string>(-48.0f, "-30"));
769 points.insert (std::pair<float,string>(-42.0f, "-24"));
770 points.insert (std::pair<float,string>(-36.0f, "-18"));
772 //points.insert (std::pair<float,string>(-33.0f, "-15"));
773 points.insert (std::pair<float,string>(-30.0f, "-12"));
774 //points.insert (std::pair<float,string>(-27.0f, "-9"));
775 points.insert (std::pair<float,string>(-24.0f, "-6"));
776 //points.insert (std::pair<float,string>(-21.0f, "-3"));
778 points.insert (std::pair<float,string>(-18.0f, "TST"));
779 //points.insert (std::pair<float,string>(-15.0f, "+3"));
780 points.insert (std::pair<float,string>(-12.0f, "+6"));
781 points.insert (std::pair<float,string>( -9.0f, "+9"));
782 //points.insert (std::pair<float,string>( -6.0f, "+12"));
787 //points.insert (std::pair<float,string>( -3.0f, "200%"));
788 points.insert (std::pair<float,string>( -4.0f, "+5"));
789 points.insert (std::pair<float,string>( -9.0f, "0")); // "100%";
790 points.insert (std::pair<float,string>(-14.0f, "-5"));
791 //points.insert (std::pair<float,string>(-15.0f, "50%"));
792 //points.insert (std::pair<float,string>(-18.0f, "-9"));
793 points.insert (std::pair<float,string>(-19.0f, "-10")); // "30%"
794 points.insert (std::pair<float,string>(-29.0f, "-20")); // "10%"
795 //points.insert (std::pair<float,string>(-35.0f, "5%")); // "5%"
796 points.insert (std::pair<float,string>(-39.0f, "-30"));
797 //points.insert (std::pair<float,string>(-49.0f, "1%"));
798 points.insert (std::pair<float,string>(-59.0f, "-50"));
803 points.insert (std::pair<float,string>(-17.0f, "+3"));
804 points.insert (std::pair<float,string>(-18.0f, "+2"));
805 points.insert (std::pair<float,string>(-19.0f, "+1"));
806 points.insert (std::pair<float,string>(-20.0f, " 0"));
807 points.insert (std::pair<float,string>(-21.0f, "-1"));
808 points.insert (std::pair<float,string>(-22.0f, "-2"));
809 points.insert (std::pair<float,string>(-23.0f, "-3"));
810 points.insert (std::pair<float,string>(-25.0f, "-5"));
811 points.insert (std::pair<float,string>(-27.0f, "-7"));
812 points.insert (std::pair<float,string>(-30.0f, "-10"));
813 points.insert (std::pair<float,string>(-40.0f, "-20"));
818 layout->set_attributes (midi_font_attributes);
819 if (types.size() == 1) {
820 points.insert (std::pair<float,string>( 0, "0"));
821 points.insert (std::pair<float,string>( 16, "16"));
822 points.insert (std::pair<float,string>( 32, "32"));
823 points.insert (std::pair<float,string>( 48, "48"));
824 points.insert (std::pair<float,string>( 64, "64"));
825 points.insert (std::pair<float,string>( 80, "80"));
826 points.insert (std::pair<float,string>( 96, "96"));
827 points.insert (std::pair<float,string>(100, "100"));
828 points.insert (std::pair<float,string>(112, "112"));
830 switch (overlay_midi) {
832 /* labels that don't overlay with dBFS */
833 points.insert (std::pair<float,string>( 0, "0"));
834 points.insert (std::pair<float,string>( 24, "24"));
835 points.insert (std::pair<float,string>( 48, "48"));
836 points.insert (std::pair<float,string>( 72, "72"));
837 points.insert (std::pair<float,string>(127, "127"));
840 /* labels that don't overlay with DIN */
841 points.insert (std::pair<float,string>( 0, "0"));
842 points.insert (std::pair<float,string>( 16, "16"));
843 points.insert (std::pair<float,string>( 40, "40"));
844 points.insert (std::pair<float,string>( 64, "64"));
845 points.insert (std::pair<float,string>(112, "112"));
846 points.insert (std::pair<float,string>(127, "127"));
849 /* labels that don't overlay with BBC nor EBU*/
850 points.insert (std::pair<float,string>( 0, "0"));
851 points.insert (std::pair<float,string>( 16, "16"));
852 points.insert (std::pair<float,string>( 56, "56"));
853 points.insert (std::pair<float,string>( 72, "72"));
854 points.insert (std::pair<float,string>(112, "112"));
855 points.insert (std::pair<float,string>(127, "127"));
865 for (std::map<float,string>::const_iterator j = points.begin(); j != points.end(); ++j) {
867 bool align_center = background; // this is true for meterbridge meters w/ fixed background
869 case DataType::AUDIO:
870 fraction = mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
872 pos = height - (gint) floor (height * fraction);
875 cairo_move_to(cr, width-1.5, pos + .5);
876 cairo_line_to(cr, width, pos + .5);
878 } else if (tickright) {
879 cairo_move_to(cr, 0, pos + .5);
880 cairo_line_to(cr, 1.5, pos + .5);
886 align_center = false; // don't bleed into legend
887 fraction = (j->first) / 127.0;
888 pos = 1 + height - (gint) lrintf (height * fraction);
889 pos = min (pos, height);
890 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
892 cairo_arc(cr, width - 2.0, pos + .5, 1.0, 0, 2 * M_PI);
894 } else if (tickright) {
895 cairo_arc(cr, 3, pos + .5, 1.0, 0, 2 * M_PI);
901 if (pos < 0) continue;
903 layout->set_text(j->second.c_str());
906 layout->get_pixel_size(tw, th);
908 int p = pos - (th / 2) - 1;
909 p = min (p, height - th);
913 cairo_move_to (cr, (width-tw)/2.0, p);
915 cairo_move_to (cr, width-3-tw, p);
918 cairo_set_line_width(cr, 0.12);
919 cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 1.0);
920 pango_cairo_layout_path(cr, layout->gobj());
921 cairo_stroke_preserve (cr);
922 cairo_set_line_width(cr, 1.0);
924 if ((*i) == DataType::AUDIO) {
925 mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
927 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
930 pango_cairo_show_layout (cr, layout->gobj());
936 if (types.size() == 1 || overlay_midi == 0) {
938 layout->set_attributes (unit_font_attributes);
939 switch (types.at(0)) {
940 case DataType::AUDIO:
943 layout->set_text("K20");
946 layout->set_text("K14");
949 layout->set_text("K12");
954 layout->set_text("dBFS");
957 layout->set_text("EBU");
960 layout->set_text("BBC");
963 layout->set_text("DIN");
966 layout->set_text("NOR");
969 layout->set_text("VU");
972 layout->get_pixel_size(tw, th);
975 layout->set_text("mid");
976 layout->get_pixel_size(tw, th);
980 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
982 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
984 cairo_move_to (cr, width - 2 - tw, height - th - 0.5);
986 cairo_move_to (cr, 2, height - th - 0.5);
988 pango_cairo_show_layout (cr, layout->gobj());
991 cairo_pattern_t* pattern = cairo_pattern_create_for_surface (surface);
994 cairo_surface_destroy (surface);
1000 ArdourMeter::meter_expose_ticks (GdkEventExpose *ev, MeterType type, std::vector<ARDOUR::DataType> types, Gtk::DrawingArea *mta)
1002 Glib::RefPtr<Gdk::Window> win (mta->get_window());
1005 cr = gdk_cairo_create (win->gobj());
1007 /* clip to expose area */
1009 gdk_cairo_rectangle (cr, &ev->area);
1012 cairo_pattern_t* pattern;
1013 const MeterMatricsMapKey key (mta->get_name(), type, types_to_bit(types));
1014 MetricPatternMap::iterator i = ticks_patterns.find (key);
1016 if (i == ticks_patterns.end()) {
1017 pattern = meter_render_ticks (*mta, type, types);
1018 ticks_patterns[key] = pattern;
1020 pattern = i->second;
1023 cairo_move_to (cr, 0, 0);
1024 cairo_set_source (cr, pattern);
1027 win->get_size (width, height);
1029 cairo_rectangle (cr, 0, 0, width, height);
1038 ArdourMeter::meter_expose_metrics (GdkEventExpose *ev, MeterType type, std::vector<ARDOUR::DataType> types, Gtk::DrawingArea *mma)
1040 Glib::RefPtr<Gdk::Window> win (mma->get_window());
1043 cr = gdk_cairo_create (win->gobj());
1045 /* clip to expose area */
1047 gdk_cairo_rectangle (cr, &ev->area);
1050 cairo_pattern_t* pattern;
1051 const MeterMatricsMapKey key (mma->get_name(), type, types_to_bit(types));
1052 MetricPatternMap::iterator i = metric_patterns.find (key);
1054 if (i == metric_patterns.end()) {
1055 pattern = meter_render_metrics (*mma, type, types);
1056 metric_patterns[key] = pattern;
1058 pattern = i->second;
1061 cairo_move_to (cr, 0, 0);
1062 cairo_set_source (cr, pattern);
1065 win->get_size (width, height);
1067 cairo_rectangle (cr, 0, 0, width, height);
1076 ArdourMeter::meter_clear_pattern_cache(int which) {
1077 MetricPatternMap::iterator i = metric_patterns.begin();
1078 MetricPatternMap::iterator j = ticks_patterns.begin();
1080 while (i != metric_patterns.end()) {
1082 MeterMatricsMapKey const * const key = &(i->first);
1083 std::string n = key->_n;
1084 if (n.substr(n.length() - 4) == "Left") { m = 1; }
1085 if (n.substr(n.length() - 5) == "Right") { m = 2; }
1087 cairo_pattern_destroy(i->second);
1088 metric_patterns.erase(i++);
1094 while (j != ticks_patterns.end()) {
1096 MeterMatricsMapKey const * const key = &(j->first);
1097 std::string n = key->_n;
1098 if (n.substr(n.length() - 4) == "Left") { m = 1; }
1099 if (n.substr(n.length() - 5) == "Right") { m = 2; }
1101 cairo_pattern_destroy(j->second);
1102 ticks_patterns.erase(j++);