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");
113 static inline int types_to_bit (vector<ARDOUR::DataType> types) {
115 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
121 static inline float mtr_col_and_fract(
122 cairo_t* cr, Gdk::Color const * const c, const uint32_t peakcolor, const MeterType mt, const float val)
130 fraction = log_meter (val);
131 if (val >= 0 || val == -9) {
132 cairo_set_source_rgb (cr,
133 UINT_RGBA_R_FLT(peakcolor),
134 UINT_RGBA_G_FLT(peakcolor),
135 UINT_RGBA_B_FLT(peakcolor));
137 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
142 fraction = meter_deflect_ppm(val);
143 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
146 fraction = meter_deflect_nordic(val);
149 cairo_set_source_rgb (cr,
150 UINT_RGBA_R_FLT(peakcolor),
151 UINT_RGBA_G_FLT(peakcolor),
152 UINT_RGBA_B_FLT(peakcolor));
154 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
157 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
161 fraction = meter_deflect_din(val);
162 if (val == -9.0 || val == -15 || val == -18) {
163 cairo_set_source_rgb (cr,
164 UINT_RGBA_R_FLT(peakcolor),
165 UINT_RGBA_G_FLT(peakcolor),
166 UINT_RGBA_B_FLT(peakcolor));
168 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
172 fraction = meter_deflect_vu(val);
174 cairo_set_source_rgb (cr,
175 UINT_RGBA_R_FLT(peakcolor),
176 UINT_RGBA_G_FLT(peakcolor),
177 UINT_RGBA_B_FLT(peakcolor));
179 cairo_set_source_rgb (cr, c->get_red_p(), c->get_green_p(), c->get_blue_p());
183 fraction = meter_deflect_k (val, 20);
185 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); // red
186 } else if (val >= -20.0) {
187 cairo_set_source_rgb (cr, 0.8, 0.8, 0.0); // yellow
189 cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); // green
194 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); // red
195 } else if (val >= -14.0) {
196 cairo_set_source_rgb (cr, 0.8, 0.8, 0.0); // yellow
198 cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); // green
200 fraction = meter_deflect_k (val, 14);
206 static void mtr_red_stripe(cairo_t* cr, float l, float w, int h, float top, float bot) {
208 int t = h - floorf (h * (top));
209 int b = h - floorf (h * (bot));
210 cairo_set_source_rgba (cr, .75, 0, 0, 0.75);
211 cairo_rectangle (cr, l, t + .5, w, b - t);
215 static void set_bg_color(Gtk::Widget& w, cairo_t* cr, MeterType type) {
219 if (rgba_p_from_style("meterstripVU", &r, &g, &b, "bg")) {
220 cairo_set_source_rgb (cr, r, g, b);
222 cairo_set_source_rgb (cr, 1.0, 1.0, 0.85);
231 if (rgba_p_from_style("meterstripPPM", &r, &g, &b, "bg")) {
232 cairo_set_source_rgb (cr, r, g, b);
234 cairo_set_source_rgb (cr, 0.1, 0.1, 0.1);
239 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_ACTIVE);
240 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
246 static void set_fg_color(Gtk::Widget&, MeterType type, Gdk::Color * c) {
250 if (rgba_p_from_style("meterstripVU", &r, &g, &b)) {
251 c->set_rgb_p(r, g, b);
253 c->set_rgb_p(0.0, 0.0, 0.0);
257 if (rgba_p_from_style("meterstripPPM", &r, &g, &b)) {
258 c->set_rgb_p(r, g, b);
260 c->set_rgb_p(1.0, 1.0, 1.0);
266 static cairo_pattern_t*
267 meter_render_ticks (Gtk::Widget& w, MeterType type, vector<ARDOUR::DataType> types)
269 Glib::RefPtr<Gdk::Window> win (w.get_window());
272 bool tickleft, tickright;
274 win->get_size (width, height);
275 tickleft = w.get_name().substr(w.get_name().length() - 4) == "Left";
276 tickright = w.get_name().substr(w.get_name().length() - 5) == "Right";
277 background = types.size() == 0 || tickleft || tickright;
282 if (w.get_name().substr(0, 3) == "Bar") {
283 box_l = width-2; box_w = 2;
285 } else if (tickright) {
286 if (w.get_name().substr(0, 3) == "Bar") {
287 box_l = 0; box_w = 2;
290 box_l = 0; box_w = 3;
293 cairo_surface_t* surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
294 cairo_t* cr = cairo_create (surface);
296 cairo_move_to (cr, 0, 0);
297 cairo_rectangle (cr, 0, 0, width, height);
301 set_bg_color(w, cr, type);
304 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_NORMAL);
305 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
309 height = min(max_pattern_metric_size, height);
310 uint32_t peakcolor = ARDOUR_UI::config()->color_by_name ("meterbridge peaklabel");
312 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
315 if (types.size() > 1 && (*i) == DataType::MIDI) {
316 /* we're overlaying more than 1 set of marks, so use different colours */
317 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
318 } else if (background) {
319 set_fg_color(w, type, &c);
321 c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
324 // tick-maker position in dBFS, line-thickness
325 std::map<float,float> points;
328 case DataType::AUDIO:
332 points.insert (std::pair<float,float>(-54.0f, 1.0));
333 points.insert (std::pair<float,float>(-44.0f, 1.0));
334 points.insert (std::pair<float,float>(-34.0f, 1.0));
335 points.insert (std::pair<float,float>(-24.0f, 1.0));
336 points.insert (std::pair<float,float>(-20.0f, 1.0));
337 points.insert (std::pair<float,float>(-17.0f, 1.0));
338 points.insert (std::pair<float,float>(-14.0f, 1.0)); // 0
339 points.insert (std::pair<float,float>(-11.0f, 1.0)); // +3
340 points.insert (std::pair<float,float>(-10.0f, 0.8)); // +4
341 points.insert (std::pair<float,float>( -8.0f, 1.0)); // +6
342 points.insert (std::pair<float,float>( -4.0f, 1.0)); // +10
343 points.insert (std::pair<float,float>( 0.0f, 1.0));
346 points.insert (std::pair<float,float>(-60.0f, 1.0));
347 points.insert (std::pair<float,float>(-50.0f, 1.0));
348 points.insert (std::pair<float,float>(-40.0f, 1.0));
349 points.insert (std::pair<float,float>(-30.0f, 1.0));
350 points.insert (std::pair<float,float>(-26.0f, 1.0));
351 points.insert (std::pair<float,float>(-23.0f, 1.0));
352 points.insert (std::pair<float,float>(-20.0f, 1.0)); // 0
353 points.insert (std::pair<float,float>(-17.0f, 1.0));
354 points.insert (std::pair<float,float>(-16.0f, 0.8));
355 points.insert (std::pair<float,float>(-14.0f, 1.0)); // +6
356 points.insert (std::pair<float,float>(-10.0f, 1.0));
357 points.insert (std::pair<float,float>( -5.0f, 1.0));
358 points.insert (std::pair<float,float>( 0.0f, 1.0)); //+20
361 points.insert (std::pair<float,float>(-30.0f, 1.0));
362 points.insert (std::pair<float,float>(-28.0f, 0.5));
363 points.insert (std::pair<float,float>(-26.0f, 1.0));
364 points.insert (std::pair<float,float>(-24.0f, 0.5));
365 points.insert (std::pair<float,float>(-22.0f, 1.0));
366 points.insert (std::pair<float,float>(-20.0f, 0.5));
367 points.insert (std::pair<float,float>(-18.0f, 1.0));
368 points.insert (std::pair<float,float>(-16.0f, 0.5));
369 points.insert (std::pair<float,float>(-14.0f, 1.0));
370 points.insert (std::pair<float,float>(-12.0f, 0.5));
371 points.insert (std::pair<float,float>(-10.0f, 1.0));
372 points.insert (std::pair<float,float>( -9.0f, 0.8));
373 points.insert (std::pair<float,float>( -8.0f, 0.5));
374 points.insert (std::pair<float,float>( -6.0f, 1.0));
377 points.insert (std::pair<float,float>(-30.0f, 1.0));
378 points.insert (std::pair<float,float>(-26.0f, 1.0));
379 points.insert (std::pair<float,float>(-22.0f, 1.0));
380 points.insert (std::pair<float,float>(-18.0f, 1.0));
381 points.insert (std::pair<float,float>(-14.0f, 1.0));
382 points.insert (std::pair<float,float>(-10.0f, 1.0));
383 points.insert (std::pair<float,float>( -6.0f, 1.0));
386 points.insert (std::pair<float,float>(-60.0f, 1.0)); // -42
387 points.insert (std::pair<float,float>(-57.0f, 0.5));
388 points.insert (std::pair<float,float>(-54.0f, 1.0));
389 points.insert (std::pair<float,float>(-51.0f, 0.5));
390 points.insert (std::pair<float,float>(-48.0f, 1.0));
391 points.insert (std::pair<float,float>(-45.0f, 0.5));
392 points.insert (std::pair<float,float>(-42.0f, 1.0));
393 points.insert (std::pair<float,float>(-39.0f, 0.5));
394 points.insert (std::pair<float,float>(-36.0f, 1.0));
396 points.insert (std::pair<float,float>(-33.0f, 0.5));
397 points.insert (std::pair<float,float>(-30.0f, 1.0));
398 points.insert (std::pair<float,float>(-27.0f, 0.5));
399 points.insert (std::pair<float,float>(-24.0f, 1.0));
400 points.insert (std::pair<float,float>(-21.0f, 0.5));
402 points.insert (std::pair<float,float>(-18.0f, 1.0));
403 points.insert (std::pair<float,float>(-15.0f, 0.5));
404 points.insert (std::pair<float,float>(-12.0f, 1.0));
405 points.insert (std::pair<float,float>( -9.0f, 1.0));
406 points.insert (std::pair<float,float>( -6.0f, 0.5));
407 mtr_red_stripe(cr, box_l, box_w, height,
408 meter_deflect_nordic(-6.0f), meter_deflect_nordic(-12.0f));
411 points.insert (std::pair<float,float>( -3.0f, 0.5)); // "200%"
412 points.insert (std::pair<float,float>( -4.0f, 1.0));
413 points.insert (std::pair<float,float>( -5.0f, 0.5));
414 points.insert (std::pair<float,float>( -6.0f, 0.5));
415 points.insert (std::pair<float,float>( -7.0f, 0.5));
416 points.insert (std::pair<float,float>( -8.0f, 0.5));
417 points.insert (std::pair<float,float>( -9.0f, 1.0)); // "100%"
418 points.insert (std::pair<float,float>(-10.0f, 0.5));
419 points.insert (std::pair<float,float>(-11.0f, 0.5));
420 points.insert (std::pair<float,float>(-12.0f, 0.5));
421 points.insert (std::pair<float,float>(-13.0f, 0.5));
422 points.insert (std::pair<float,float>(-14.0f, 1.0));
423 points.insert (std::pair<float,float>(-15.0f, 0.8)); // "50%"
424 points.insert (std::pair<float,float>(-18.0f, 0.8)); // "-9"
425 points.insert (std::pair<float,float>(-19.0f, 1.0));
426 points.insert (std::pair<float,float>(-24.0f, 0.5));
427 points.insert (std::pair<float,float>(-29.0f, 1.0)); // "-20", "10%"
428 points.insert (std::pair<float,float>(-34.0f, 0.5)); // -25
429 //points.insert (std::pair<float,float>(-35.0f, 0.5)); // "5%" " -20"
430 points.insert (std::pair<float,float>(-39.0f, 1.0));
431 points.insert (std::pair<float,float>(-49.0f, 1.0));
432 points.insert (std::pair<float,float>(-54.0f, 0.5));
433 points.insert (std::pair<float,float>(-59.0f, 1.0));
434 mtr_red_stripe(cr, box_l, box_w, height,
435 meter_deflect_din(0.0f), meter_deflect_din(-9.0f));
438 points.insert (std::pair<float,float>(-17.0f, 1.0)); //+3 VU
439 points.insert (std::pair<float,float>(-18.0f, 1.0));
440 points.insert (std::pair<float,float>(-19.0f, 1.0));
441 points.insert (std::pair<float,float>(-19.5f, 0.5));
442 points.insert (std::pair<float,float>(-20.0f, 1.0)); // 0 VU
443 points.insert (std::pair<float,float>(-20.5f, 0.5));
444 points.insert (std::pair<float,float>(-21.0f, 1.0));
445 points.insert (std::pair<float,float>(-22.0f, 1.0));
446 points.insert (std::pair<float,float>(-23.0f, 1.0)); //-3 VU
447 points.insert (std::pair<float,float>(-24.0f, 0.5));
448 points.insert (std::pair<float,float>(-25.0f, 1.0));
449 points.insert (std::pair<float,float>(-26.0f, 0.5));
450 points.insert (std::pair<float,float>(-27.0f, 1.0)); //-7 VU
451 points.insert (std::pair<float,float>(-30.0f, 1.0));
452 points.insert (std::pair<float,float>(-35.0f, 0.5));
453 points.insert (std::pair<float,float>(-40.0f, 1.0));
454 mtr_red_stripe(cr, box_l, box_w, height,
455 meter_deflect_vu(-17.0f), meter_deflect_vu(-20.0f));
459 points.insert (std::pair<float,float>(-60, 0.5));
460 points.insert (std::pair<float,float>(-50, 1.0));
461 points.insert (std::pair<float,float>(-40, 1.0));
462 points.insert (std::pair<float,float>(-30, 1.0));
463 if (Config->get_meter_line_up_level() == MeteringLineUp24) {
464 points.insert (std::pair<float,float>(-24, 1.0));
466 points.insert (std::pair<float,float>(-25, 1.0));
468 points.insert (std::pair<float,float>(-20, 1.0));
470 points.insert (std::pair<float,float>(-19, 0.5));
471 points.insert (std::pair<float,float>(-18, 1.0));
472 points.insert (std::pair<float,float>(-17, 0.5));
473 points.insert (std::pair<float,float>(-16, 0.5));
474 points.insert (std::pair<float,float>(-15, 1.0));
476 points.insert (std::pair<float,float>(-14, 0.5));
477 points.insert (std::pair<float,float>(-13, 0.5));
478 points.insert (std::pair<float,float>(-12, 0.5));
479 points.insert (std::pair<float,float>(-11, 0.5));
480 points.insert (std::pair<float,float>(-10, 1.0));
482 points.insert (std::pair<float,float>( -9, 1.0));
483 points.insert (std::pair<float,float>( -8, 0.5));
484 points.insert (std::pair<float,float>( -7, 0.5));
485 points.insert (std::pair<float,float>( -6, 0.5));
486 points.insert (std::pair<float,float>( -5, 1.0));
487 points.insert (std::pair<float,float>( -4, 0.5));
488 points.insert (std::pair<float,float>( -3, 1.0));
489 points.insert (std::pair<float,float>( -2, 0.5));
490 points.insert (std::pair<float,float>( -1, 0.5));
492 points.insert (std::pair<float,float>( 0, 1.0));
493 points.insert (std::pair<float,float>( 1, 0.5));
494 points.insert (std::pair<float,float>( 2, 0.5));
495 points.insert (std::pair<float,float>( 3, 1.0));
496 points.insert (std::pair<float,float>( 4, 0.5));
497 points.insert (std::pair<float,float>( 5, 0.5));
503 points.insert (std::pair<float,float>( 0, 1.0));
504 points.insert (std::pair<float,float>( 16, 0.5));
505 points.insert (std::pair<float,float>( 32, 0.5));
506 points.insert (std::pair<float,float>( 48, 0.5));
507 points.insert (std::pair<float,float>( 64, 1.0));
508 points.insert (std::pair<float,float>( 80, 0.5));
509 points.insert (std::pair<float,float>( 96, 0.5));
510 points.insert (std::pair<float,float>(100, 1.0));
511 points.insert (std::pair<float,float>(112, 0.5));
512 points.insert (std::pair<float,float>(127, 1.0));
516 for (std::map<float,float>::const_iterator j = points.begin(); j != points.end(); ++j) {
517 cairo_set_line_width (cr, (j->second));
523 case DataType::AUDIO:
524 fraction = mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
526 pos = height - (gint) floor (height * fraction);
528 cairo_move_to(cr, 0, pos + .5);
529 cairo_line_to(cr, 3, pos + .5);
533 fraction = (j->first) / 127.0;
534 pos = 1 + height - (gint) floor (height * fraction);
535 pos = min (pos, height);
536 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
537 cairo_arc(cr, 1.5, pos + .5, 1.0, 0, 2 * M_PI);
544 cairo_pattern_t* pattern = cairo_pattern_create_for_surface (surface);
547 cairo_surface_destroy (surface);
552 static cairo_pattern_t*
553 meter_render_metrics (Gtk::Widget& w, MeterType type, vector<DataType> types)
555 Glib::RefPtr<Gdk::Window> win (w.get_window());
557 bool tickleft, tickright;
559 int overlay_midi = 1;
561 win->get_size (width, height);
563 tickleft = w.get_name().substr(w.get_name().length() - 4) == "Left";
564 tickright = w.get_name().substr(w.get_name().length() - 5) == "Right";
565 background = types.size() == 0 || tickleft || tickright;
567 if (!tickleft && !tickright) {
571 cairo_surface_t* surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
572 cairo_t* cr = cairo_create (surface);
573 Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create(w.get_pango_context());
575 Pango::AttrList audio_font_attributes;
576 Pango::AttrList midi_font_attributes;
577 Pango::AttrList unit_font_attributes;
579 Pango::AttrFontDesc* font_attr;
580 Pango::FontDescription font;
582 font = Pango::FontDescription ("ArdourMono");
583 double fixfontsize = 81920.0 / (double) ARDOUR::Config->get_font_scale();
585 font.set_weight (Pango::WEIGHT_NORMAL);
586 font.set_size (9.0 * PANGO_SCALE * fixfontsize);
587 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
588 audio_font_attributes.change (*font_attr);
591 font.set_weight (Pango::WEIGHT_ULTRALIGHT);
592 font.set_stretch (Pango::STRETCH_ULTRA_CONDENSED);
593 font.set_size (8.0 * PANGO_SCALE * fixfontsize);
594 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
595 midi_font_attributes.change (*font_attr);
598 font.set_size (6.0 * PANGO_SCALE * fixfontsize);
599 font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
600 unit_font_attributes.change (*font_attr);
603 cairo_move_to (cr, 0, 0);
604 cairo_rectangle (cr, 0, 0, width, height);
607 set_bg_color(w, cr, type);
610 Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_NORMAL);
611 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
615 cairo_set_line_width (cr, 1.0);
617 height = min(max_pattern_metric_size, height);
618 uint32_t peakcolor = ARDOUR_UI::config()->color_by_name ("meterbridge peaklabel");
619 Gdk::Color c; // default text color
621 for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
623 if (types.size() > 1 && (*i) == DataType::MIDI && overlay_midi == 0) {
627 if (types.size() > 1 && (*i) == DataType::MIDI) {
628 /* we're overlaying more than 1 set of marks, so use different colours */
629 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
630 } else if (background) {
631 set_fg_color(w, type, &c);
633 c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
636 std::map<float,string> points; // map: label-pos in dBFS, label-text
639 case DataType::AUDIO:
640 layout->set_attributes (audio_font_attributes);
644 points.insert (std::pair<float,string>(-54.0f, "-40"));
645 points.insert (std::pair<float,string>(-44.0f, "-30"));
646 points.insert (std::pair<float,string>(-34.0f, "-20"));
647 points.insert (std::pair<float,string>(-24.0f, "-10"));
648 points.insert (std::pair<float,string>(-20.0f, "-6"));
649 points.insert (std::pair<float,string>(-17.0f, "-3"));
650 points.insert (std::pair<float,string>(-14.0f, " 0"));
651 points.insert (std::pair<float,string>(-11.0f, "+3"));
652 points.insert (std::pair<float,string>( -8.0f, "+6"));
653 points.insert (std::pair<float,string>( -4.0f, "+10"));
654 points.insert (std::pair<float,string>( 0.0f, "+14"));
658 points.insert (std::pair<float,string>(-60.0f, "-40"));
659 points.insert (std::pair<float,string>(-50.0f, "-30"));
660 points.insert (std::pair<float,string>(-40.0f, "-20"));
661 points.insert (std::pair<float,string>(-30.0f, "-10"));
662 points.insert (std::pair<float,string>(-26.0f, "-6"));
663 points.insert (std::pair<float,string>(-23.0f, "-3"));
664 points.insert (std::pair<float,string>(-20.0f, " 0"));
665 points.insert (std::pair<float,string>(-17.0f, "+3"));
666 points.insert (std::pair<float,string>(-14.0f, "+6"));
667 points.insert (std::pair<float,string>(-10.0f, "+10"));
668 points.insert (std::pair<float,string>( -5.0f, "+15"));
669 points.insert (std::pair<float,string>( 0.0f, "+20"));
674 points.insert (std::pair<float,string>(-50.0f, "-50"));
675 points.insert (std::pair<float,string>(-40.0f, "-40"));
676 points.insert (std::pair<float,string>(-30.0f, "-30"));
677 points.insert (std::pair<float,string>(-20.0f, "-20"));
678 if (types.size() == 1) {
679 if (Config->get_meter_line_up_level() == MeteringLineUp24) {
680 points.insert (std::pair<float,string>(-24.0f, "-24"));
682 points.insert (std::pair<float,string>(-25.0f, "-25"));
684 points.insert (std::pair<float,string>(-15.0f, "-15"));
686 points.insert (std::pair<float,string>(-18.0f, "-18"));
687 points.insert (std::pair<float,string>(-10.0f, "-10"));
688 points.insert (std::pair<float,string>( -5.0f, "-5"));
689 points.insert (std::pair<float,string>( -3.0f, "-3"));
690 points.insert (std::pair<float,string>( 0.0f, "+0"));
691 points.insert (std::pair<float,string>( 3.0f, "+3"));
696 points.insert (std::pair<float,string>(-30.0f, "-12"));
697 points.insert (std::pair<float,string>(-26.0f, "-8"));
698 points.insert (std::pair<float,string>(-22.0f, "-4"));
699 points.insert (std::pair<float,string>(-18.0f, "TST"));
700 points.insert (std::pair<float,string>(-14.0f, "+4"));
701 points.insert (std::pair<float,string>(-10.0f, "+8"));
702 points.insert (std::pair<float,string>( -6.0f, "+12"));
707 points.insert (std::pair<float,string>(-30.0f, " 1 "));
708 points.insert (std::pair<float,string>(-26.0f, " 2 "));
709 points.insert (std::pair<float,string>(-22.0f, " 3 "));
710 points.insert (std::pair<float,string>(-18.0f, " 4 "));
711 points.insert (std::pair<float,string>(-14.0f, " 5 "));
712 points.insert (std::pair<float,string>(-10.0f, " 6 "));
713 points.insert (std::pair<float,string>( -6.0f, " 7 "));
718 //points.insert (std::pair<float,string>(-60.0f, "-42"));
719 points.insert (std::pair<float,string>(-54.0f, "-36"));
720 points.insert (std::pair<float,string>(-48.0f, "-30"));
721 points.insert (std::pair<float,string>(-42.0f, "-24"));
722 points.insert (std::pair<float,string>(-36.0f, "-18"));
724 //points.insert (std::pair<float,string>(-33.0f, "-15"));
725 points.insert (std::pair<float,string>(-30.0f, "-12"));
726 //points.insert (std::pair<float,string>(-27.0f, "-9"));
727 points.insert (std::pair<float,string>(-24.0f, "-6"));
728 //points.insert (std::pair<float,string>(-21.0f, "-3"));
730 points.insert (std::pair<float,string>(-18.0f, "TST"));
731 //points.insert (std::pair<float,string>(-15.0f, "+3"));
732 points.insert (std::pair<float,string>(-12.0f, "+6"));
733 points.insert (std::pair<float,string>( -9.0f, "+9"));
734 //points.insert (std::pair<float,string>( -6.0f, "+12"));
739 //points.insert (std::pair<float,string>( -3.0f, "200%"));
740 points.insert (std::pair<float,string>( -4.0f, "+5"));
741 points.insert (std::pair<float,string>( -9.0f, "0")); // "100%";
742 points.insert (std::pair<float,string>(-14.0f, "-5"));
743 //points.insert (std::pair<float,string>(-15.0f, "50%"));
744 //points.insert (std::pair<float,string>(-18.0f, "-9"));
745 points.insert (std::pair<float,string>(-19.0f, "-10")); // "30%"
746 points.insert (std::pair<float,string>(-29.0f, "-20")); // "10%"
747 //points.insert (std::pair<float,string>(-35.0f, "5%")); // "5%"
748 points.insert (std::pair<float,string>(-39.0f, "-30"));
749 //points.insert (std::pair<float,string>(-49.0f, "1%"));
750 points.insert (std::pair<float,string>(-59.0f, "-50"));
755 points.insert (std::pair<float,string>(-17.0f, "+3"));
756 points.insert (std::pair<float,string>(-18.0f, "+2"));
757 points.insert (std::pair<float,string>(-19.0f, "+1"));
758 points.insert (std::pair<float,string>(-20.0f, " 0"));
759 points.insert (std::pair<float,string>(-21.0f, "-1"));
760 points.insert (std::pair<float,string>(-22.0f, "-2"));
761 points.insert (std::pair<float,string>(-23.0f, "-3"));
762 points.insert (std::pair<float,string>(-25.0f, "-5"));
763 points.insert (std::pair<float,string>(-27.0f, "-7"));
764 points.insert (std::pair<float,string>(-30.0f, "-10"));
765 points.insert (std::pair<float,string>(-40.0f, "-20"));
770 layout->set_attributes (midi_font_attributes);
771 if (types.size() == 1) {
772 points.insert (std::pair<float,string>( 0, "0"));
773 points.insert (std::pair<float,string>( 16, "16"));
774 points.insert (std::pair<float,string>( 32, "32"));
775 points.insert (std::pair<float,string>( 48, "48"));
776 points.insert (std::pair<float,string>( 64, "64"));
777 points.insert (std::pair<float,string>( 80, "80"));
778 points.insert (std::pair<float,string>( 96, "96"));
779 points.insert (std::pair<float,string>(100, "100"));
780 points.insert (std::pair<float,string>(112, "112"));
782 switch (overlay_midi) {
784 /* labels that don't overlay with dBFS */
785 points.insert (std::pair<float,string>( 0, "0"));
786 points.insert (std::pair<float,string>( 24, "24"));
787 points.insert (std::pair<float,string>( 48, "48"));
788 points.insert (std::pair<float,string>( 72, "72"));
789 points.insert (std::pair<float,string>(127, "127"));
792 /* labels that don't overlay with DIN */
793 points.insert (std::pair<float,string>( 0, "0"));
794 points.insert (std::pair<float,string>( 16, "16"));
795 points.insert (std::pair<float,string>( 40, "40"));
796 points.insert (std::pair<float,string>( 64, "64"));
797 points.insert (std::pair<float,string>(112, "112"));
798 points.insert (std::pair<float,string>(127, "127"));
801 /* labels that don't overlay with BBC nor EBU*/
802 points.insert (std::pair<float,string>( 0, "0"));
803 points.insert (std::pair<float,string>( 16, "16"));
804 points.insert (std::pair<float,string>( 56, "56"));
805 points.insert (std::pair<float,string>( 72, "72"));
806 points.insert (std::pair<float,string>(112, "112"));
807 points.insert (std::pair<float,string>(127, "127"));
817 for (std::map<float,string>::const_iterator j = points.begin(); j != points.end(); ++j) {
819 bool align_center = background; // this is true for meterbridge meters w/ fixed background
821 case DataType::AUDIO:
822 fraction = mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
824 pos = height - (gint) floor (height * fraction);
827 cairo_move_to(cr, width-1.5, pos + .5);
828 cairo_line_to(cr, width, pos + .5);
830 } else if (tickright) {
831 cairo_move_to(cr, 0, pos + .5);
832 cairo_line_to(cr, 1.5, pos + .5);
838 align_center = false; // don't bleed into legend
839 fraction = (j->first) / 127.0;
840 pos = 1 + height - (gint) rintf (height * fraction);
841 pos = min (pos, height);
842 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
844 cairo_arc(cr, width - 2.0, pos + .5, 1.0, 0, 2 * M_PI);
846 } else if (tickright) {
847 cairo_arc(cr, 3, pos + .5, 1.0, 0, 2 * M_PI);
853 if (pos < 0) continue;
855 layout->set_text(j->second.c_str());
858 layout->get_pixel_size(tw, th);
860 int p = pos - (th / 2) - 1;
861 p = min (p, height - th);
865 cairo_move_to (cr, (width-tw)/2.0, p);
867 cairo_move_to (cr, width-3-tw, p);
870 cairo_set_line_width(cr, 0.12);
871 cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 1.0);
872 pango_cairo_layout_path(cr, layout->gobj());
873 cairo_stroke_preserve (cr);
874 cairo_set_line_width(cr, 1.0);
876 if ((*i) == DataType::AUDIO) {
877 mtr_col_and_fract(cr, &c, peakcolor, type, j->first);
879 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
882 pango_cairo_show_layout (cr, layout->gobj());
888 if (types.size() == 1 || overlay_midi == 0) {
890 layout->set_attributes (unit_font_attributes);
891 switch (types.at(0)) {
892 case DataType::AUDIO:
895 layout->set_text("K20");
898 layout->set_text("K14");
903 layout->set_text("dBFS");
906 layout->set_text("EBU");
909 layout->set_text("BBC");
912 layout->set_text("DIN");
915 layout->set_text("NOR");
918 layout->set_text("VU");
921 layout->get_pixel_size(tw, th);
924 layout->set_text("mid");
925 layout->get_pixel_size(tw, th);
929 c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
931 cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
933 cairo_move_to (cr, width - 2 - tw, height - th - 0.5);
935 cairo_move_to (cr, 2, height - th - 0.5);
937 pango_cairo_show_layout (cr, layout->gobj());
940 cairo_pattern_t* pattern = cairo_pattern_create_for_surface (surface);
943 cairo_surface_destroy (surface);
949 ArdourMeter::meter_expose_ticks (GdkEventExpose *ev, MeterType type, std::vector<ARDOUR::DataType> types, Gtk::DrawingArea *mta)
951 Glib::RefPtr<Gdk::Window> win (mta->get_window());
954 cr = gdk_cairo_create (win->gobj());
956 /* clip to expose area */
958 gdk_cairo_rectangle (cr, &ev->area);
961 cairo_pattern_t* pattern;
962 const MeterMatricsMapKey key (mta->get_name(), type, types_to_bit(types));
963 MetricPatternMap::iterator i = ticks_patterns.find (key);
965 if (i == ticks_patterns.end()) {
966 pattern = meter_render_ticks (*mta, type, types);
967 ticks_patterns[key] = pattern;
972 cairo_move_to (cr, 0, 0);
973 cairo_set_source (cr, pattern);
976 win->get_size (width, height);
978 cairo_rectangle (cr, 0, 0, width, height);
987 ArdourMeter::meter_expose_metrics (GdkEventExpose *ev, MeterType type, std::vector<ARDOUR::DataType> types, Gtk::DrawingArea *mma)
989 Glib::RefPtr<Gdk::Window> win (mma->get_window());
992 cr = gdk_cairo_create (win->gobj());
994 /* clip to expose area */
996 gdk_cairo_rectangle (cr, &ev->area);
999 cairo_pattern_t* pattern;
1000 const MeterMatricsMapKey key (mma->get_name(), type, types_to_bit(types));
1001 MetricPatternMap::iterator i = metric_patterns.find (key);
1003 if (i == metric_patterns.end()) {
1004 pattern = meter_render_metrics (*mma, type, types);
1005 metric_patterns[key] = pattern;
1007 pattern = i->second;
1010 cairo_move_to (cr, 0, 0);
1011 cairo_set_source (cr, pattern);
1014 win->get_size (width, height);
1016 cairo_rectangle (cr, 0, 0, width, height);
1025 ArdourMeter::meter_clear_pattern_cache(int which) {
1026 MetricPatternMap::iterator i = metric_patterns.begin();
1027 MetricPatternMap::iterator j = ticks_patterns.begin();
1029 while (i != metric_patterns.end()) {
1031 MeterMatricsMapKey const * const key = &(i->first);
1032 std::string n = key->_n;
1033 if (n.substr(n.length() - 4) == "Left") { m = 1; }
1034 if (n.substr(n.length() - 5) == "Right") { m = 2; }
1036 cairo_pattern_destroy(i->second);
1037 metric_patterns.erase(i++);
1043 while (j != ticks_patterns.end()) {
1045 MeterMatricsMapKey const * const key = &(j->first);
1046 std::string n = key->_n;
1047 if (n.substr(n.length() - 4) == "Left") { m = 1; }
1048 if (n.substr(n.length() - 5) == "Right") { m = 2; }
1050 cairo_pattern_destroy(j->second);
1051 ticks_patterns.erase(j++);