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;
34 using namespace ARDOUR_UI_UTILS;
37 using namespace Gtkmm2ext;
39 using namespace ArdourMeter;
41 static const int max_pattern_metric_size = 1026;
43 /* signals used by meters */
45 sigc::signal<void> ArdourMeter::ResetAllPeakDisplays;
46 sigc::signal<void,ARDOUR::Route*> ArdourMeter::ResetRoutePeakDisplays;
47 sigc::signal<void,ARDOUR::RouteGroup*> ArdourMeter::ResetGroupPeakDisplays;
48 sigc::signal<void> ArdourMeter::RedrawMetrics;
50 sigc::signal<void, int, ARDOUR::RouteGroup*, ARDOUR::MeterType> ArdourMeter::SetMeterTypeMulti;
55 struct MeterMatricsMapKey {
56 MeterMatricsMapKey (std::string n, MeterType t, int dt)
61 inline bool operator<(const MeterMatricsMapKey& rhs) const {
62 return (_n < rhs._n) || (_n == rhs._n && _t < rhs._t) || (_n == rhs._n && _t == rhs._t && _dt < rhs._dt);
69 namespace ArdourMeter {
70 typedef std::map<MeterMatricsMapKey, cairo_pattern_t*> MetricPatternMap;
73 static ArdourMeter::MetricPatternMap ticks_patterns;
74 static ArdourMeter::MetricPatternMap metric_patterns;
78 ArdourMeter::meter_type_string (ARDOUR::MeterType mt)
85 return _("RMS + Peak");
91 return _("IEC1/Nordic");
117 static inline int types_to_bit (vector<ARDOUR::DataType> types) {
119 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
125 static inline float mtr_col_and_fract(
126 cairo_t* cr, Gdk::Color const * const c, const uint32_t peakcolor, const MeterType mt, const float val)
134 fraction = log_meter (val);
135 if (val >= 0 || val == -9) {
136 cairo_set_source_rgb (cr,
137 UINT_RGBA_R_FLT(peakcolor),
138 UINT_RGBA_G_FLT(peakcolor),
139 UINT_RGBA_B_FLT(peakcolor));
141 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
146 fraction = meter_deflect_ppm(val);
147 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
150 fraction = meter_deflect_nordic(val);
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());
161 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
165 fraction = meter_deflect_din(val);
166 if (val == -9.0 || val == -15 || val == -18) {
167 cairo_set_source_rgb (cr,
168 UINT_RGBA_R_FLT(peakcolor),
169 UINT_RGBA_G_FLT(peakcolor),
170 UINT_RGBA_B_FLT(peakcolor));
172 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
176 fraction = meter_deflect_vu(val);
178 cairo_set_source_rgb (cr,
179 UINT_RGBA_R_FLT(peakcolor),
180 UINT_RGBA_G_FLT(peakcolor),
181 UINT_RGBA_B_FLT(peakcolor));
183 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
187 fraction = meter_deflect_k (val, 20);
189 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); // red
190 } else if (val >= -20.0) {
191 cairo_set_source_rgb (cr, 0.8, 0.8, 0.0); // yellow
193 cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); // green
198 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); // red
199 } else if (val >= -14.0) {
200 cairo_set_source_rgb (cr, 0.8, 0.8, 0.0); // yellow
202 cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); // green
204 fraction = meter_deflect_k (val, 14);
208 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); // red
209 } else if (val >= -12.0) {
210 cairo_set_source_rgb (cr, 0.8, 0.8, 0.0); // yellow
212 cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); // green
214 fraction = meter_deflect_k (val, 12);
220 static void mtr_red_stripe(cairo_t* cr, float l, float w, int h, float top, float bot) {
222 int t = h - floorf (h * (top));
223 int b = h - floorf (h * (bot));
224 cairo_set_source_rgba (cr, .75, 0, 0, 0.75);
225 cairo_rectangle (cr, l, t + .5, w, b - t);
229 static void set_bg_color (Gtk::Widget& w, cairo_t* cr, MeterType type) {
233 ArdourCanvas::color_to_rgba (ARDOUR_UI::config()->color ("meterstrip vu bg"), r, g, b, a);
239 ArdourCanvas::color_to_rgba (ARDOUR_UI::config()->color ("meterstrip ppm bg"), r, g, b, a);
244 ArdourCanvas::color_to_rgba (ARDOUR_UI::config()->color ("meterstrip dpm bg"), r, g, b, a);
248 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_ACTIVE);
255 cairo_set_source_rgb (cr, r, g, b);
258 static void set_fg_color(Gtk::Widget&, MeterType type, Gdk::Color * c) {
262 ArdourCanvas::color_to_rgba (ARDOUR_UI::config()->color ("meterstrip vu fg"), r, g, b, a);
268 ArdourCanvas::color_to_rgba (ARDOUR_UI::config()->color ("meterstrip ppm fg"), r, g, b, a);
271 ArdourCanvas::color_to_rgba (ARDOUR_UI::config()->color ("meterstrip dpm fg"), r, g, b, a);
274 c->set_rgb_p (r, g, b);
277 static cairo_pattern_t*
278 meter_render_ticks (Gtk::Widget& w, MeterType type, vector<ARDOUR::DataType> types)
280 Glib::RefPtr<Gdk::Window> win (w.get_window());
283 bool tickleft, tickright;
285 win->get_size (width, height);
286 tickleft = w.get_name().substr(w.get_name().length() - 4) == "Left";
287 tickright = w.get_name().substr(w.get_name().length() - 5) == "Right";
288 background = types.size() == 0 || tickleft || tickright;
292 #define PX_SCALE(pxmin, dflt) rint(std::max((double)pxmin, (double)dflt * ARDOUR_UI::ui_scale))
294 if (w.get_name().substr(0, 3) == "Bar") {
295 box_w = PX_SCALE(2, 2);
296 box_l = width - box_w;
297 } else if (w.get_name().substr(0, 4) == "Mark") {
298 box_w = PX_SCALE(2, 2);
299 box_l = width - box_w;
302 } else if (tickright) {
303 if (w.get_name().substr(0, 3) == "Bar") {
304 box_l = 0; box_w = PX_SCALE(2, 2);
305 } else if (w.get_name().substr(0, 4) == "Mark") {
306 box_l = 0; box_w = PX_SCALE(2, 2);
310 box_l = 0; box_w = width;
314 cairo_surface_t* surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
315 cairo_t* cr = cairo_create (surface);
317 cairo_move_to (cr, 0, 0);
318 cairo_rectangle (cr, 0, 0, width, height);
322 set_bg_color(w, cr, type);
325 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_NORMAL);
326 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
330 height = min(max_pattern_metric_size, height);
331 uint32_t peakcolor = ARDOUR_UI::config()->color ("meterbridge peaklabel");
333 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
336 if (types.size() > 1 && (*i) == DataType::MIDI) {
337 /* we're overlaying more than 1 set of marks, so use different colours */
338 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
339 } else if (background) {
340 set_fg_color(w, type, &c);
342 c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
345 // tick-maker position in dBFS, line-thickness
346 std::map<float,float> points;
349 case DataType::AUDIO:
353 points.insert (std::pair<float,float>(-52.0f, 1.0));
354 points.insert (std::pair<float,float>(-42.0f, 1.0));
355 points.insert (std::pair<float,float>(-32.0f, 1.0));
356 points.insert (std::pair<float,float>(-22.0f, 1.0));
357 points.insert (std::pair<float,float>(-18.0f, 1.0));
358 points.insert (std::pair<float,float>(-15.0f, 1.0));
359 points.insert (std::pair<float,float>(-12.0f, 1.0));
360 points.insert (std::pair<float,float>( -9.0f, 1.0));
361 points.insert (std::pair<float,float>( -8.0f, 0.8));
362 points.insert (std::pair<float,float>( -6.0f, 1.0));
363 points.insert (std::pair<float,float>( -3.0f, 1.0));
364 points.insert (std::pair<float,float>( 0.0f, 1.0));
367 points.insert (std::pair<float,float>(-54.0f, 1.0));
368 points.insert (std::pair<float,float>(-44.0f, 1.0));
369 points.insert (std::pair<float,float>(-34.0f, 1.0));
370 points.insert (std::pair<float,float>(-24.0f, 1.0));
371 points.insert (std::pair<float,float>(-20.0f, 1.0));
372 points.insert (std::pair<float,float>(-17.0f, 1.0));
373 points.insert (std::pair<float,float>(-14.0f, 1.0)); // 0
374 points.insert (std::pair<float,float>(-11.0f, 1.0)); // +3
375 points.insert (std::pair<float,float>(-10.0f, 0.8)); // +4
376 points.insert (std::pair<float,float>( -8.0f, 1.0)); // +6
377 points.insert (std::pair<float,float>( -4.0f, 1.0)); // +10
378 points.insert (std::pair<float,float>( 0.0f, 1.0));
381 points.insert (std::pair<float,float>(-60.0f, 1.0));
382 points.insert (std::pair<float,float>(-50.0f, 1.0));
383 points.insert (std::pair<float,float>(-40.0f, 1.0));
384 points.insert (std::pair<float,float>(-30.0f, 1.0));
385 points.insert (std::pair<float,float>(-26.0f, 1.0));
386 points.insert (std::pair<float,float>(-23.0f, 1.0));
387 points.insert (std::pair<float,float>(-20.0f, 1.0)); // 0
388 points.insert (std::pair<float,float>(-17.0f, 1.0));
389 points.insert (std::pair<float,float>(-16.0f, 0.8));
390 points.insert (std::pair<float,float>(-14.0f, 1.0)); // +6
391 points.insert (std::pair<float,float>(-10.0f, 1.0));
392 points.insert (std::pair<float,float>( -5.0f, 1.0));
393 points.insert (std::pair<float,float>( 0.0f, 1.0)); //+20
396 points.insert (std::pair<float,float>(-30.0f, 1.0));
397 points.insert (std::pair<float,float>(-28.0f, 0.5));
398 points.insert (std::pair<float,float>(-26.0f, 1.0));
399 points.insert (std::pair<float,float>(-24.0f, 0.5));
400 points.insert (std::pair<float,float>(-22.0f, 1.0));
401 points.insert (std::pair<float,float>(-20.0f, 0.5));
402 points.insert (std::pair<float,float>(-18.0f, 1.0));
403 points.insert (std::pair<float,float>(-16.0f, 0.5));
404 points.insert (std::pair<float,float>(-14.0f, 1.0));
405 points.insert (std::pair<float,float>(-12.0f, 0.5));
406 points.insert (std::pair<float,float>(-10.0f, 1.0));
407 points.insert (std::pair<float,float>( -9.0f, 0.8));
408 points.insert (std::pair<float,float>( -8.0f, 0.5));
409 points.insert (std::pair<float,float>( -6.0f, 1.0));
412 points.insert (std::pair<float,float>(-30.0f, 1.0));
413 points.insert (std::pair<float,float>(-26.0f, 1.0));
414 points.insert (std::pair<float,float>(-22.0f, 1.0));
415 points.insert (std::pair<float,float>(-18.0f, 1.0));
416 points.insert (std::pair<float,float>(-14.0f, 1.0));
417 points.insert (std::pair<float,float>(-10.0f, 1.0));
418 points.insert (std::pair<float,float>( -6.0f, 1.0));
421 points.insert (std::pair<float,float>(-60.0f, 1.0)); // -42
422 points.insert (std::pair<float,float>(-57.0f, 0.5));
423 points.insert (std::pair<float,float>(-54.0f, 1.0));
424 points.insert (std::pair<float,float>(-51.0f, 0.5));
425 points.insert (std::pair<float,float>(-48.0f, 1.0));
426 points.insert (std::pair<float,float>(-45.0f, 0.5));
427 points.insert (std::pair<float,float>(-42.0f, 1.0));
428 points.insert (std::pair<float,float>(-39.0f, 0.5));
429 points.insert (std::pair<float,float>(-36.0f, 1.0));
431 points.insert (std::pair<float,float>(-33.0f, 0.5));
432 points.insert (std::pair<float,float>(-30.0f, 1.0));
433 points.insert (std::pair<float,float>(-27.0f, 0.5));
434 points.insert (std::pair<float,float>(-24.0f, 1.0));
435 points.insert (std::pair<float,float>(-21.0f, 0.5));
437 points.insert (std::pair<float,float>(-18.0f, 1.0));
438 points.insert (std::pair<float,float>(-15.0f, 0.5));
439 points.insert (std::pair<float,float>(-12.0f, 1.0));
440 points.insert (std::pair<float,float>( -9.0f, 1.0));
441 points.insert (std::pair<float,float>( -6.0f, 0.5));
442 mtr_red_stripe(cr, box_l, box_w, height,
443 meter_deflect_nordic(-6.0f), meter_deflect_nordic(-12.0f));
446 points.insert (std::pair<float,float>( -3.0f, 0.5)); // "200%"
447 points.insert (std::pair<float,float>( -4.0f, 1.0));
448 points.insert (std::pair<float,float>( -5.0f, 0.5));
449 points.insert (std::pair<float,float>( -6.0f, 0.5));
450 points.insert (std::pair<float,float>( -7.0f, 0.5));
451 points.insert (std::pair<float,float>( -8.0f, 0.5));
452 points.insert (std::pair<float,float>( -9.0f, 1.0)); // "100%"
453 points.insert (std::pair<float,float>(-10.0f, 0.5));
454 points.insert (std::pair<float,float>(-11.0f, 0.5));
455 points.insert (std::pair<float,float>(-12.0f, 0.5));
456 points.insert (std::pair<float,float>(-13.0f, 0.5));
457 points.insert (std::pair<float,float>(-14.0f, 1.0));
458 points.insert (std::pair<float,float>(-15.0f, 0.8)); // "50%"
459 points.insert (std::pair<float,float>(-18.0f, 0.8)); // "-9"
460 points.insert (std::pair<float,float>(-19.0f, 1.0));
461 points.insert (std::pair<float,float>(-24.0f, 0.5));
462 points.insert (std::pair<float,float>(-29.0f, 1.0)); // "-20", "10%"
463 points.insert (std::pair<float,float>(-34.0f, 0.5)); // -25
464 //points.insert (std::pair<float,float>(-35.0f, 0.5)); // "5%" " -20"
465 points.insert (std::pair<float,float>(-39.0f, 1.0));
466 points.insert (std::pair<float,float>(-49.0f, 1.0));
467 points.insert (std::pair<float,float>(-54.0f, 0.5));
468 points.insert (std::pair<float,float>(-59.0f, 1.0));
469 mtr_red_stripe(cr, box_l, box_w, height,
470 meter_deflect_din(0.0f), meter_deflect_din(-9.0f));
473 points.insert (std::pair<float,float>(-17.0f, 1.0)); //+3 VU
474 points.insert (std::pair<float,float>(-18.0f, 1.0));
475 points.insert (std::pair<float,float>(-19.0f, 1.0));
476 points.insert (std::pair<float,float>(-19.5f, 0.5));
477 points.insert (std::pair<float,float>(-20.0f, 1.0)); // 0 VU
478 points.insert (std::pair<float,float>(-20.5f, 0.5));
479 points.insert (std::pair<float,float>(-21.0f, 1.0));
480 points.insert (std::pair<float,float>(-22.0f, 1.0));
481 points.insert (std::pair<float,float>(-23.0f, 1.0)); //-3 VU
482 points.insert (std::pair<float,float>(-24.0f, 0.5));
483 points.insert (std::pair<float,float>(-25.0f, 1.0));
484 points.insert (std::pair<float,float>(-26.0f, 0.5));
485 points.insert (std::pair<float,float>(-27.0f, 1.0)); //-7 VU
486 points.insert (std::pair<float,float>(-30.0f, 1.0));
487 points.insert (std::pair<float,float>(-35.0f, 0.5));
488 points.insert (std::pair<float,float>(-40.0f, 1.0));
489 mtr_red_stripe(cr, box_l, box_w, height,
490 meter_deflect_vu(-17.0f), meter_deflect_vu(-20.0f));
494 points.insert (std::pair<float,float>(-60, 0.5));
495 points.insert (std::pair<float,float>(-50, 1.0));
496 points.insert (std::pair<float,float>(-40, 1.0));
497 points.insert (std::pair<float,float>(-30, 1.0));
498 if (ARDOUR_UI::config()->get_meter_line_up_level() == MeteringLineUp24) {
499 points.insert (std::pair<float,float>(-24, 1.0));
501 points.insert (std::pair<float,float>(-25, 1.0));
503 points.insert (std::pair<float,float>(-20, 1.0));
505 points.insert (std::pair<float,float>(-19, 0.5));
506 points.insert (std::pair<float,float>(-18, 1.0));
507 points.insert (std::pair<float,float>(-17, 0.5));
508 points.insert (std::pair<float,float>(-16, 0.5));
509 points.insert (std::pair<float,float>(-15, 1.0));
511 points.insert (std::pair<float,float>(-14, 0.5));
512 points.insert (std::pair<float,float>(-13, 0.5));
513 points.insert (std::pair<float,float>(-12, 0.5));
514 points.insert (std::pair<float,float>(-11, 0.5));
515 points.insert (std::pair<float,float>(-10, 1.0));
517 points.insert (std::pair<float,float>( -9, 1.0));
518 points.insert (std::pair<float,float>( -8, 0.5));
519 points.insert (std::pair<float,float>( -7, 0.5));
520 points.insert (std::pair<float,float>( -6, 0.5));
521 points.insert (std::pair<float,float>( -5, 1.0));
522 points.insert (std::pair<float,float>( -4, 0.5));
523 points.insert (std::pair<float,float>( -3, 1.0));
524 points.insert (std::pair<float,float>( -2, 0.5));
525 points.insert (std::pair<float,float>( -1, 0.5));
527 points.insert (std::pair<float,float>( 0, 1.0));
528 points.insert (std::pair<float,float>( 1, 0.5));
529 points.insert (std::pair<float,float>( 2, 0.5));
530 points.insert (std::pair<float,float>( 3, 1.0));
531 points.insert (std::pair<float,float>( 4, 0.5));
532 points.insert (std::pair<float,float>( 5, 0.5));
538 points.insert (std::pair<float,float>( 0, 1.0));
539 points.insert (std::pair<float,float>( 16, 0.5));
540 points.insert (std::pair<float,float>( 32, 0.5));
541 points.insert (std::pair<float,float>( 48, 0.5));
542 points.insert (std::pair<float,float>( 64, 1.0));
543 points.insert (std::pair<float,float>( 80, 0.5));
544 points.insert (std::pair<float,float>( 96, 0.5));
545 points.insert (std::pair<float,float>(100, 1.0));
546 points.insert (std::pair<float,float>(112, 0.5));
547 points.insert (std::pair<float,float>(127, 1.0));
551 for (std::map<float,float>::const_iterator j = points.begin(); j != points.end(); ++j) {
552 cairo_set_line_width (cr, (j->second));
558 case DataType::AUDIO:
559 fraction = mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
561 pos = height - (gint) floor (height * fraction);
563 cairo_move_to(cr, 0, pos + .5);
564 cairo_line_to(cr, width, pos + .5);
568 fraction = (j->first) / 127.0;
569 pos = 1 + height - (gint) floor (height * fraction);
570 pos = min (pos, height);
571 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
572 cairo_arc(cr, width * .5, pos + .5, 1.0, 0, 2 * M_PI);
579 cairo_pattern_t* pattern = cairo_pattern_create_for_surface (surface);
582 cairo_surface_destroy (surface);
587 static cairo_pattern_t*
588 meter_render_metrics (Gtk::Widget& w, MeterType type, vector<DataType> types)
590 Glib::RefPtr<Gdk::Window> win (w.get_window());
592 bool tickleft, tickright;
594 int overlay_midi = 1;
596 win->get_size (width, height);
598 tickleft = w.get_name().substr(w.get_name().length() - 4) == "Left";
599 tickright = w.get_name().substr(w.get_name().length() - 5) == "Right";
600 background = types.size() == 0 || tickleft || tickright;
602 if (!tickleft && !tickright) {
606 cairo_surface_t* surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
607 cairo_t* cr = cairo_create (surface);
608 Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create(w.get_pango_context());
610 Pango::AttrList audio_font_attributes;
611 Pango::AttrList midi_font_attributes;
612 Pango::AttrList unit_font_attributes;
614 Pango::AttrFontDesc* font_attr;
615 Pango::FontDescription font;
617 font = Pango::FontDescription (ARDOUR_UI::config()->get_SmallMonospaceFont());
619 const double fixfontsize = 1.125;
621 // counter-act global font-scaling.
622 const double fixfontsize = std::min(1.0, 0.9 / sqrtf(ARDOUR_UI::ui_scale));
625 font.set_weight (Pango::WEIGHT_NORMAL);
626 font.set_size (8.0 * fixfontsize * PANGO_SCALE);
627 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
628 audio_font_attributes.change (*font_attr);
631 font.set_weight (Pango::WEIGHT_ULTRALIGHT);
632 font.set_stretch (Pango::STRETCH_ULTRA_CONDENSED);
633 font.set_size (7.0 * fixfontsize * PANGO_SCALE);
634 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
635 midi_font_attributes.change (*font_attr);
638 font.set_size (6.0 * fixfontsize * PANGO_SCALE);
639 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
640 unit_font_attributes.change (*font_attr);
643 cairo_move_to (cr, 0, 0);
644 cairo_rectangle (cr, 0, 0, width, height);
647 set_bg_color(w, cr, type);
650 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_NORMAL);
651 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
655 cairo_set_line_width (cr, 1.0);
657 height = min(max_pattern_metric_size, height);
658 uint32_t peakcolor = ARDOUR_UI::config()->color ("meterbridge peaklabel");
659 Gdk::Color c; // default text color
661 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
663 if (types.size() > 1 && (*i) == DataType::MIDI && overlay_midi == 0) {
667 if (types.size() > 1 && (*i) == DataType::MIDI) {
668 /* we're overlaying more than 1 set of marks, so use different colours */
669 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
670 } else if (background) {
671 set_fg_color(w, type, &c);
673 c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
676 std::map<float,string> points; // map: label-pos in dBFS, label-text
679 case DataType::AUDIO:
680 layout->set_attributes (audio_font_attributes);
684 points.insert (std::pair<float,string>(-52.0f, "-40"));
685 points.insert (std::pair<float,string>(-42.0f, "-30"));
686 points.insert (std::pair<float,string>(-32.0f, "-20"));
687 points.insert (std::pair<float,string>(-22.0f, "-10"));
688 points.insert (std::pair<float,string>(-18.0f, "-6"));
689 points.insert (std::pair<float,string>(-15.0f, "-3"));
690 points.insert (std::pair<float,string>(-12.0f, " 0"));
691 points.insert (std::pair<float,string>( -9.0f, "+3"));
692 points.insert (std::pair<float,string>( -6.0f, "+6"));
693 points.insert (std::pair<float,string>( -3.0f, "+9"));
694 points.insert (std::pair<float,string>( 0.0f, "+12"));
698 points.insert (std::pair<float,string>(-54.0f, "-40"));
699 points.insert (std::pair<float,string>(-44.0f, "-30"));
700 points.insert (std::pair<float,string>(-34.0f, "-20"));
701 points.insert (std::pair<float,string>(-24.0f, "-10"));
702 points.insert (std::pair<float,string>(-20.0f, "-6"));
703 points.insert (std::pair<float,string>(-17.0f, "-3"));
704 points.insert (std::pair<float,string>(-14.0f, " 0"));
705 points.insert (std::pair<float,string>(-11.0f, "+3"));
706 points.insert (std::pair<float,string>( -8.0f, "+6"));
707 points.insert (std::pair<float,string>( -4.0f, "+10"));
708 points.insert (std::pair<float,string>( 0.0f, "+14"));
712 points.insert (std::pair<float,string>(-60.0f, "-40"));
713 points.insert (std::pair<float,string>(-50.0f, "-30"));
714 points.insert (std::pair<float,string>(-40.0f, "-20"));
715 points.insert (std::pair<float,string>(-30.0f, "-10"));
716 points.insert (std::pair<float,string>(-26.0f, "-6"));
717 points.insert (std::pair<float,string>(-23.0f, "-3"));
718 points.insert (std::pair<float,string>(-20.0f, " 0"));
719 points.insert (std::pair<float,string>(-17.0f, "+3"));
720 points.insert (std::pair<float,string>(-14.0f, "+6"));
721 points.insert (std::pair<float,string>(-10.0f, "+10"));
722 points.insert (std::pair<float,string>( -5.0f, "+15"));
723 points.insert (std::pair<float,string>( 0.0f, "+20"));
728 points.insert (std::pair<float,string>(-50.0f, "-50"));
729 points.insert (std::pair<float,string>(-40.0f, "-40"));
730 points.insert (std::pair<float,string>(-30.0f, "-30"));
731 points.insert (std::pair<float,string>(-20.0f, "-20"));
732 if (types.size() == 1) {
733 if (ARDOUR_UI::config()->get_meter_line_up_level() == MeteringLineUp24) {
734 points.insert (std::pair<float,string>(-24.0f, "-24"));
736 points.insert (std::pair<float,string>(-25.0f, "-25"));
738 points.insert (std::pair<float,string>(-15.0f, "-15"));
740 points.insert (std::pair<float,string>(-18.0f, "-18"));
741 points.insert (std::pair<float,string>(-10.0f, "-10"));
742 points.insert (std::pair<float,string>( -5.0f, "-5"));
743 points.insert (std::pair<float,string>( -3.0f, "-3"));
744 points.insert (std::pair<float,string>( 0.0f, "+0"));
745 points.insert (std::pair<float,string>( 3.0f, "+3"));
750 points.insert (std::pair<float,string>(-30.0f, "-12"));
751 points.insert (std::pair<float,string>(-26.0f, "-8"));
752 points.insert (std::pair<float,string>(-22.0f, "-4"));
753 points.insert (std::pair<float,string>(-18.0f, "TST"));
754 points.insert (std::pair<float,string>(-14.0f, "+4"));
755 points.insert (std::pair<float,string>(-10.0f, "+8"));
756 points.insert (std::pair<float,string>( -6.0f, "+12"));
761 points.insert (std::pair<float,string>(-30.0f, " 1 "));
762 points.insert (std::pair<float,string>(-26.0f, " 2 "));
763 points.insert (std::pair<float,string>(-22.0f, " 3 "));
764 points.insert (std::pair<float,string>(-18.0f, " 4 "));
765 points.insert (std::pair<float,string>(-14.0f, " 5 "));
766 points.insert (std::pair<float,string>(-10.0f, " 6 "));
767 points.insert (std::pair<float,string>( -6.0f, " 7 "));
772 //points.insert (std::pair<float,string>(-60.0f, "-42"));
773 points.insert (std::pair<float,string>(-54.0f, "-36"));
774 points.insert (std::pair<float,string>(-48.0f, "-30"));
775 points.insert (std::pair<float,string>(-42.0f, "-24"));
776 points.insert (std::pair<float,string>(-36.0f, "-18"));
778 //points.insert (std::pair<float,string>(-33.0f, "-15"));
779 points.insert (std::pair<float,string>(-30.0f, "-12"));
780 //points.insert (std::pair<float,string>(-27.0f, "-9"));
781 points.insert (std::pair<float,string>(-24.0f, "-6"));
782 //points.insert (std::pair<float,string>(-21.0f, "-3"));
784 points.insert (std::pair<float,string>(-18.0f, "TST"));
785 //points.insert (std::pair<float,string>(-15.0f, "+3"));
786 points.insert (std::pair<float,string>(-12.0f, "+6"));
787 points.insert (std::pair<float,string>( -9.0f, "+9"));
788 //points.insert (std::pair<float,string>( -6.0f, "+12"));
793 //points.insert (std::pair<float,string>( -3.0f, "200%"));
794 points.insert (std::pair<float,string>( -4.0f, "+5"));
795 points.insert (std::pair<float,string>( -9.0f, "0")); // "100%";
796 points.insert (std::pair<float,string>(-14.0f, "-5"));
797 //points.insert (std::pair<float,string>(-15.0f, "50%"));
798 //points.insert (std::pair<float,string>(-18.0f, "-9"));
799 points.insert (std::pair<float,string>(-19.0f, "-10")); // "30%"
800 points.insert (std::pair<float,string>(-29.0f, "-20")); // "10%"
801 //points.insert (std::pair<float,string>(-35.0f, "5%")); // "5%"
802 points.insert (std::pair<float,string>(-39.0f, "-30"));
803 //points.insert (std::pair<float,string>(-49.0f, "1%"));
804 points.insert (std::pair<float,string>(-59.0f, "-50"));
809 points.insert (std::pair<float,string>(-17.0f, "+3"));
810 points.insert (std::pair<float,string>(-18.0f, "+2"));
811 points.insert (std::pair<float,string>(-19.0f, "+1"));
812 points.insert (std::pair<float,string>(-20.0f, " 0"));
813 points.insert (std::pair<float,string>(-21.0f, "-1"));
814 points.insert (std::pair<float,string>(-22.0f, "-2"));
815 points.insert (std::pair<float,string>(-23.0f, "-3"));
816 points.insert (std::pair<float,string>(-25.0f, "-5"));
817 points.insert (std::pair<float,string>(-27.0f, "-7"));
818 points.insert (std::pair<float,string>(-30.0f, "-10"));
819 points.insert (std::pair<float,string>(-40.0f, "-20"));
824 layout->set_attributes (midi_font_attributes);
825 if (types.size() == 1) {
826 points.insert (std::pair<float,string>( 0, "0"));
827 points.insert (std::pair<float,string>( 16, "16"));
828 points.insert (std::pair<float,string>( 32, "32"));
829 points.insert (std::pair<float,string>( 48, "48"));
830 points.insert (std::pair<float,string>( 64, "64"));
831 points.insert (std::pair<float,string>( 80, "80"));
832 points.insert (std::pair<float,string>( 96, "96"));
833 points.insert (std::pair<float,string>(100, "100"));
834 points.insert (std::pair<float,string>(112, "112"));
836 switch (overlay_midi) {
838 /* labels that don't overlay with dBFS */
839 points.insert (std::pair<float,string>( 0, "0"));
840 points.insert (std::pair<float,string>( 24, "24"));
841 points.insert (std::pair<float,string>( 48, "48"));
842 points.insert (std::pair<float,string>( 72, "72"));
843 points.insert (std::pair<float,string>(127, "127"));
846 /* labels that don't overlay with DIN */
847 points.insert (std::pair<float,string>( 0, "0"));
848 points.insert (std::pair<float,string>( 16, "16"));
849 points.insert (std::pair<float,string>( 40, "40"));
850 points.insert (std::pair<float,string>( 64, "64"));
851 points.insert (std::pair<float,string>(112, "112"));
852 points.insert (std::pair<float,string>(127, "127"));
855 /* labels that don't overlay with BBC nor EBU*/
856 points.insert (std::pair<float,string>( 0, "0"));
857 points.insert (std::pair<float,string>( 16, "16"));
858 points.insert (std::pair<float,string>( 56, "56"));
859 points.insert (std::pair<float,string>( 72, "72"));
860 points.insert (std::pair<float,string>(112, "112"));
861 points.insert (std::pair<float,string>(127, "127"));
871 for (std::map<float,string>::const_iterator j = points.begin(); j != points.end(); ++j) {
873 bool align_center = background; // this is true for meterbridge meters w/ fixed background
875 case DataType::AUDIO:
876 fraction = mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
878 pos = height - (gint) floor (height * fraction);
881 cairo_move_to(cr, width-1.5, pos + .5);
882 cairo_line_to(cr, width, pos + .5);
884 } else if (tickright) {
885 cairo_move_to(cr, 0, pos + .5);
886 cairo_line_to(cr, 1.5, pos + .5);
891 align_center = false; // don't bleed into legend
892 fraction = (j->first) / 127.0;
893 pos = 1 + height - (gint) lrintf (height * fraction);
894 pos = min (pos, height);
898 if (pos < 0) continue;
900 layout->set_text(j->second.c_str());
903 layout->get_pixel_size(tw, th);
905 int p = pos - (th / 2) - 1;
906 p = min (p, height - th);
910 cairo_move_to (cr, (width-tw)/2.0, p);
912 cairo_move_to (cr, width-3-tw, p);
915 cairo_set_line_width(cr, 0.12);
916 cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 1.0);
917 pango_cairo_layout_path(cr, layout->gobj());
918 cairo_stroke_preserve (cr);
919 cairo_set_line_width(cr, 1.0);
921 if ((*i) == DataType::AUDIO) {
922 mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
924 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
927 pango_cairo_show_layout (cr, layout->gobj());
933 if (types.size() == 1 || overlay_midi == 0) {
935 layout->set_attributes (unit_font_attributes);
936 switch (types.at(0)) {
937 case DataType::AUDIO:
940 layout->set_text("K20");
943 layout->set_text("K14");
946 layout->set_text("K12");
951 layout->set_text("dBFS");
954 layout->set_text("EBU");
957 layout->set_text("BBC");
960 layout->set_text("DIN");
963 layout->set_text("NOR");
966 layout->set_text("VU");
969 layout->get_pixel_size(tw, th);
972 layout->set_text("mid");
973 layout->get_pixel_size(tw, th);
977 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
979 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
981 cairo_move_to (cr, width - 2 - tw, height - th - 0.5);
983 cairo_move_to (cr, 2, height - th - 0.5);
985 pango_cairo_show_layout (cr, layout->gobj());
988 cairo_pattern_t* pattern = cairo_pattern_create_for_surface (surface);
991 cairo_surface_destroy (surface);
997 ArdourMeter::meter_expose_ticks (GdkEventExpose *ev, MeterType type, std::vector<ARDOUR::DataType> types, Gtk::DrawingArea *mta)
999 Glib::RefPtr<Gdk::Window> win (mta->get_window());
1002 cr = gdk_cairo_create (win->gobj());
1004 /* clip to expose area */
1006 gdk_cairo_rectangle (cr, &ev->area);
1009 cairo_pattern_t* pattern;
1010 const MeterMatricsMapKey key (mta->get_name(), type, types_to_bit(types));
1011 MetricPatternMap::iterator i = ticks_patterns.find (key);
1013 if (i == ticks_patterns.end()) {
1014 pattern = meter_render_ticks (*mta, type, types);
1015 ticks_patterns[key] = pattern;
1017 pattern = i->second;
1020 cairo_move_to (cr, 0, 0);
1021 cairo_set_source (cr, pattern);
1024 win->get_size (width, height);
1026 cairo_rectangle (cr, 0, 0, width, height);
1035 ArdourMeter::meter_expose_metrics (GdkEventExpose *ev, MeterType type, std::vector<ARDOUR::DataType> types, Gtk::DrawingArea *mma)
1037 Glib::RefPtr<Gdk::Window> win (mma->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 (mma->get_name(), type, types_to_bit(types));
1049 MetricPatternMap::iterator i = metric_patterns.find (key);
1051 if (i == metric_patterns.end()) {
1052 pattern = meter_render_metrics (*mma, type, types);
1053 metric_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_clear_pattern_cache(int which) {
1074 MetricPatternMap::iterator i = metric_patterns.begin();
1075 MetricPatternMap::iterator j = ticks_patterns.begin();
1077 while (i != metric_patterns.end()) {
1079 MeterMatricsMapKey const * const key = &(i->first);
1080 std::string n = key->_n;
1081 if (n.substr(n.length() - 4) == "Left") { m = 1; }
1082 if (n.substr(n.length() - 5) == "Right") { m = 2; }
1084 cairo_pattern_destroy(i->second);
1085 metric_patterns.erase(i++);
1091 while (j != ticks_patterns.end()) {
1093 MeterMatricsMapKey const * const key = &(j->first);
1094 std::string n = key->_n;
1095 if (n.substr(n.length() - 4) == "Left") { m = 1; }
1096 if (n.substr(n.length() - 5) == "Right") { m = 2; }
1098 cairo_pattern_destroy(j->second);
1099 ticks_patterns.erase(j++);