2 Copyright (C) 2004 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 #include <sigc++/bind.h>
25 #include <gtkmm/frame.h>
26 #include <gtkmm/image.h>
27 #include <gtkmm/scrolledwindow.h>
29 #include <libgnomecanvasmm/line.h>
31 #include <ardour/automation_event.h>
32 #include <ardour/curve.h>
33 #include <ardour/crossfade.h>
34 #include <ardour/session.h>
35 #include <ardour/auditioner.h>
36 #include <ardour/audioplaylist.h>
37 #include <ardour/audiosource.h>
38 #include <ardour/playlist_templates.h>
39 #include <ardour/region_factory.h>
41 #include <gtkmm2ext/gtk_ui.h>
43 #include "ardour_ui.h"
44 #include "crossfade_edit.h"
45 #include "rgb_macros.h"
48 #include "gui_thread.h"
49 #include "canvas_impl.h"
50 #include "simplerect.h"
55 using namespace ARDOUR;
59 using namespace Editing;
63 const int32_t CrossfadeEditor::Point::size = 7;
64 const double CrossfadeEditor::canvas_border = 10;
65 CrossfadeEditor::Presets* CrossfadeEditor::fade_in_presets = 0;
66 CrossfadeEditor::Presets* CrossfadeEditor::fade_out_presets = 0;
68 CrossfadeEditor::Half::Half ()
70 normative_curve (0.0, 1.0, 1.0, true),
71 gain_curve (0.0, 2.0, 1.0, true)
75 CrossfadeEditor::CrossfadeEditor (Session& s, Crossfade& xf, double my, double mxy)
76 : ArdourDialog (_("ardour: x-fade edit")),
79 clear_button (_("Clear")),
80 revert_button (_("Reset")),
81 audition_both_button (_("Fade")),
82 audition_left_dry_button (_("Out (dry)")),
83 audition_left_button (_("Out")),
84 audition_right_dry_button (_("In (dry)")),
85 audition_right_button (_("In")),
87 preroll_button (_("With Pre-roll")),
88 postroll_button (_("With Post-roll")),
94 fade_out_table (3, 3),
96 select_in_button (_("Fade In")),
97 select_out_button (_("Fade Out"))
99 set_wmclass ("ardour_automationedit", "Ardour");
100 set_name ("CrossfadeEditWindow");
101 set_position (Gtk::WIN_POS_MOUSE);
103 add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
105 RadioButtonGroup sel_but_group = select_in_button.get_group();
106 select_out_button.set_group (sel_but_group);
107 select_out_button.set_mode (false);
108 select_in_button.set_mode (false);
110 get_action_area()->set_layout(BUTTONBOX_SPREAD);
111 get_action_area()->pack_start(clear_button);
112 get_action_area()->pack_start(revert_button);
113 cancel_button = add_button ("Cancel", RESPONSE_CANCEL);
114 ok_button = add_button ("OK", RESPONSE_ACCEPT);
116 if (fade_in_presets == 0) {
120 point_grabbed = false;
123 canvas = new ArdourCanvas::CanvasAA ();
124 canvas->signal_size_allocate().connect (mem_fun(*this, &CrossfadeEditor::canvas_allocation));
125 canvas->set_size_request (425, 200);
127 toplevel = new ArdourCanvas::SimpleRect (*(canvas->root()));
128 toplevel->property_x1() = 0.0;
129 toplevel->property_y1() = 0.0;
130 toplevel->property_x2() = 10.0;
131 toplevel->property_y2() = 10.0;
132 toplevel->property_fill() = true;
133 toplevel->property_fill_color_rgba() = color_map[cCrossfadeEditorBase];
134 toplevel->property_outline_pixels() = 0;
135 toplevel->signal_event().connect (mem_fun (*this, &CrossfadeEditor::canvas_event));
137 fade[Out].line = new ArdourCanvas::Line (*(canvas->root()));
138 fade[Out].line->property_width_pixels() = 1;
139 fade[Out].line->property_fill_color_rgba() = color_map[cCrossfadeEditorLine];
141 fade[Out].shading = new ArdourCanvas::Polygon (*(canvas->root()));
142 fade[Out].shading->property_fill_color_rgba() = color_map[cCrossfadeEditorLineShading];
144 fade[In].line = new ArdourCanvas::Line (*(canvas->root()));
145 fade[In].line->property_width_pixels() = 1;
146 fade[In].line->property_fill_color_rgba() = color_map[cCrossfadeEditorLine];
148 fade[In].shading = new ArdourCanvas::Polygon (*(canvas->root()));
149 fade[In].shading->property_fill_color_rgba() = color_map[cCrossfadeEditorLineShading];
151 fade[In].shading->signal_event().connect (mem_fun (*this, &CrossfadeEditor::canvas_event));
152 fade[In].line->signal_event().connect (mem_fun (*this, &CrossfadeEditor::curve_event));
153 fade[Out].shading->signal_event().connect (mem_fun (*this, &CrossfadeEditor::canvas_event));
154 fade[Out].line->signal_event().connect (mem_fun (*this, &CrossfadeEditor::curve_event));
156 select_in_button.set_name (X_("CrossfadeEditCurveButton"));
157 select_out_button.set_name (X_("CrossfadeEditCurveButton"));
159 select_in_button.signal_clicked().connect (bind (mem_fun (*this, &CrossfadeEditor::curve_select_clicked), In));
160 select_out_button.signal_clicked().connect (bind (mem_fun (*this, &CrossfadeEditor::curve_select_clicked), Out));
162 HBox* acbox = manage (new HBox);
164 audition_box.set_border_width (7);
165 audition_box.set_spacing (5);
166 audition_box.set_homogeneous (false);
167 audition_box.pack_start (audition_left_dry_button, false, false);
168 audition_box.pack_start (audition_left_button, false, false);
169 audition_box.pack_start (audition_both_button, false, false);
170 audition_box.pack_start (audition_right_button, false, false);
171 audition_box.pack_start (audition_right_dry_button, false, false);
173 Frame* audition_frame = manage (new Frame (_("Audition")));
175 audition_frame->set_name (X_("CrossfadeEditFrame"));
176 audition_frame->add (audition_box);
178 acbox->pack_start (*audition_frame, true, false);
180 Frame* canvas_frame = manage (new Frame);
181 canvas_frame->add (*canvas);
182 canvas_frame->set_shadow_type (Gtk::SHADOW_IN);
184 fade_in_table.attach (select_in_button, 0, 2, 0, 1, Gtk::FILL|Gtk::EXPAND);
185 fade_out_table.attach (select_out_button, 0, 2, 0, 1, Gtk::FILL|Gtk::EXPAND);
195 for (list<Preset*>::iterator i = fade_in_presets->begin(); i != fade_in_presets->end(); ++i) {
197 pxmap = manage (new Image (get_xpm((*i)->xpm)));
198 pbutton = manage (new Button);
199 pbutton->add (*pxmap);
200 pbutton->set_name ("CrossfadeEditButton");
201 pbutton->signal_clicked().connect (bind (mem_fun(*this, &CrossfadeEditor::apply_preset), *i));
202 fade_in_table.attach (*pbutton, col, col+1, row, row+1);
203 fade_in_buttons.push_back (pbutton);
216 for (list<Preset*>::iterator i = fade_out_presets->begin(); i != fade_out_presets->end(); ++i) {
218 pxmap = manage (new Image (get_xpm((*i)->xpm)));
219 pbutton = manage (new Button);
220 pbutton->add (*pxmap);
221 pbutton->set_name ("CrossfadeEditButton");
222 pbutton->signal_clicked().connect (bind (mem_fun(*this, &CrossfadeEditor::apply_preset), *i));
223 fade_out_table.attach (*pbutton, col, col+1, row, row+1);
224 fade_out_buttons.push_back (pbutton);
234 clear_button.set_name ("CrossfadeEditButton");
235 revert_button.set_name ("CrossfadeEditButton");
236 ok_button->set_name ("CrossfadeEditButton");
237 cancel_button->set_name ("CrossfadeEditButton");
238 preroll_button.set_name ("CrossfadeEditButton");
239 postroll_button.set_name ("CrossfadeEditButton");
240 audition_both_button.set_name ("CrossfadeEditAuditionButton");
241 audition_left_dry_button.set_name ("CrossfadeEditAuditionButton");
242 audition_left_button.set_name ("CrossfadeEditAuditionButton");
243 audition_right_dry_button.set_name ("CrossfadeEditAuditionButton");
244 audition_right_button.set_name ("CrossfadeEditAuditionButton");
246 clear_button.signal_clicked().connect (mem_fun(*this, &CrossfadeEditor::clear));
247 revert_button.signal_clicked().connect (mem_fun(*this, &CrossfadeEditor::reset));
248 audition_both_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_toggled));
249 audition_right_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_right_toggled));
250 audition_right_dry_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_right_dry_toggled));
251 audition_left_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_left_toggled));
252 audition_left_dry_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_left_dry_toggled));
254 roll_box.pack_start (preroll_button, false, false);
255 roll_box.pack_start (postroll_button, false, false);
257 Gtk::HBox* rcenter_box = manage (new HBox);
258 rcenter_box->pack_start (roll_box, true, false);
260 VBox* vpacker2 = manage (new (VBox));
262 vpacker2->set_border_width (12);
263 vpacker2->set_spacing (7);
264 vpacker2->pack_start (*acbox, false, false);
265 vpacker2->pack_start (*rcenter_box, false, false);
267 curve_button_box.set_spacing (7);
268 curve_button_box.pack_start (fade_out_table, false, false, 12);
269 curve_button_box.pack_start (*vpacker2, false, false, 12);
270 curve_button_box.pack_start (fade_in_table, false, false, 12);
272 get_vbox()->pack_start (*canvas_frame, true, true);
273 get_vbox()->pack_start (curve_button_box, false, false);
275 /* button to allow hackers to check the actual curve values */
277 // Button* foobut = manage (new Button ("dump"));
278 // foobut-.signal_clicked().connect (mem_fun(*this, &CrossfadeEditor::dump));
279 // vpacker.pack_start (*foobut, false, false);
282 set (xfade.fade_in(), In);
285 set (xfade.fade_out(), Out);
287 curve_select_clicked (In);
289 xfade.StateChanged.connect (mem_fun(*this, &CrossfadeEditor::xfade_changed));
291 session.AuditionActive.connect (mem_fun(*this, &CrossfadeEditor::audition_state_changed));
295 CrossfadeEditor::~CrossfadeEditor()
297 /* most objects will be destroyed when the toplevel window is. */
299 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
303 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
309 CrossfadeEditor::dump ()
311 for (AutomationList::iterator i = fade[Out].normative_curve.begin(); i != fade[Out].normative_curve.end(); ++i) {
312 cerr << (*i)->when << ' ' << (*i)->value << endl;
317 CrossfadeEditor::audition_state_changed (bool yn)
319 ENSURE_GUI_THREAD (bind (mem_fun(*this, &CrossfadeEditor::audition_state_changed), yn));
322 audition_both_button.set_active (false);
323 audition_left_button.set_active (false);
324 audition_right_button.set_active (false);
325 audition_left_dry_button.set_active (false);
326 audition_right_dry_button.set_active (false);
331 CrossfadeEditor::set (const ARDOUR::Curve& curve, WhichFade which)
334 ARDOUR::Curve::const_iterator the_end;
336 for (list<Point*>::iterator i = fade[which].points.begin(); i != fade[which].points.end(); ++i) {
340 fade[which].points.clear ();
341 fade[which].gain_curve.clear ();
342 fade[which].normative_curve.clear ();
348 the_end = curve.const_end();
351 firstx = (*curve.const_begin())->when;
352 endx = (*the_end)->when;
354 for (ARDOUR::Curve::const_iterator i = curve.const_begin(); i != curve.const_end(); ++i) {
356 double xfract = ((*i)->when - firstx) / (endx - firstx);
357 double yfract = ((*i)->value - miny) / (maxy - miny);
359 Point* p = make_point ();
361 p->move_to (x_coordinate (xfract), y_coordinate (yfract),
364 fade[which].points.push_back (p);
367 /* no need to sort because curve is already time-ordered */
371 swap (which, current);
373 swap (which, current);
377 CrossfadeEditor::curve_event (GdkEvent* event)
379 /* treat it like a toplevel event */
381 return canvas_event (event);
385 CrossfadeEditor::point_event (GdkEvent* event, Point* point)
388 if (point->curve != fade[current].line) {
392 switch (event->type) {
393 case GDK_BUTTON_PRESS:
394 point_grabbed = true;
396 case GDK_BUTTON_RELEASE:
397 point_grabbed = false;
399 if (Keyboard::is_delete_event (&event->button)) {
400 fade[current].points.remove (point);
407 case GDK_MOTION_NOTIFY:
411 /* can't drag first or last points horizontally */
413 if (point == fade[current].points.front() || point == fade[current].points.back()) {
416 new_x = (event->motion.x - canvas_border)/effective_width();
419 new_y = 1.0 - ((event->motion.y - canvas_border)/effective_height());
420 point->move_to (x_coordinate (new_x), y_coordinate (new_y),
432 CrossfadeEditor::canvas_event (GdkEvent* event)
434 switch (event->type) {
435 case GDK_BUTTON_PRESS:
436 add_control_point ((event->button.x - canvas_border)/effective_width(),
437 1.0 - ((event->button.y - canvas_border)/effective_height()));
446 CrossfadeEditor::Point::~Point()
451 CrossfadeEditor::Point*
452 CrossfadeEditor::make_point ()
454 Point* p = new Point;
456 p->box = new ArdourCanvas::SimpleRect (*(canvas->root()));
457 p->box->property_fill() = true;
458 p->box->property_fill_color_rgba() = color_map[cCrossfadeEditorPointFill];
459 p->box->property_outline_color_rgba() = color_map[cCrossfadeEditorPointOutline];
460 p->box->property_outline_pixels() = 1;
462 p->curve = fade[current].line;
464 p->box->signal_event().connect (bind (mem_fun (*this, &CrossfadeEditor::point_event), p));
470 CrossfadeEditor::add_control_point (double x, double y)
474 /* enforce end point x location */
476 if (fade[current].points.empty()) {
478 } else if (fade[current].points.size() == 1) {
482 Point* p = make_point ();
484 p->move_to (x_coordinate (x), y_coordinate (y), x, y);
486 fade[current].points.push_back (p);
487 fade[current].points.sort (cmp);
493 CrossfadeEditor::Point::move_to (double nx, double ny, double xfract, double yfract)
495 const double half_size = rint(size/2.0);
496 double x1 = nx - half_size;
497 double x2 = nx + half_size;
499 box->property_x1() = x1;
500 box->property_x2() = x2;
502 box->property_y1() = ny - half_size;
503 box->property_y2() = ny + half_size;
510 CrossfadeEditor::canvas_allocation (Gtk::Allocation& alloc)
513 toplevel->property_x1() = 0.0;
514 toplevel->property_y1() = 0.0;
515 toplevel->property_x2() = (double) canvas->get_allocation().get_width() + canvas_border;
516 toplevel->property_y2() = (double) canvas->get_allocation().get_height() + canvas_border;
519 canvas->set_scroll_region (0.0, 0.0,
520 canvas->get_allocation().get_width(),
521 canvas->get_allocation().get_height());
523 Point* end = make_point ();
526 if (fade[In].points.size() > 1) {
527 Point* old_end = fade[In].points.back();
528 fade[In].points.pop_back ();
529 end->move_to (x_coordinate (old_end->x),
530 y_coordinate (old_end->y),
531 old_end->x, old_end->y);
536 end->move_to (x_coordinate (x), y_coordinate (y), x, y);
540 fade[In].points.push_back (end);
541 fade[In].points.sort (cmp);
543 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
544 (*i)->move_to (x_coordinate((*i)->x), y_coordinate((*i)->y),
550 if (fade[Out].points.size() > 1) {
551 Point* old_end = fade[Out].points.back();
552 fade[Out].points.pop_back ();
553 end->move_to (x_coordinate (old_end->x),
554 y_coordinate (old_end->y),
555 old_end->x, old_end->y);
560 end->move_to (x_coordinate (x), y_coordinate (y), x, y);
564 fade[Out].points.push_back (end);
565 fade[Out].points.sort (cmp);
567 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
568 (*i)->move_to (x_coordinate ((*i)->x),
569 y_coordinate ((*i)->y),
573 WhichFade old_current = current;
578 current = old_current;
580 double spu = xfade.length() / (double) effective_width();
582 if (fade[In].waves.empty()) {
583 make_waves (xfade.in(), In);
586 if (fade[Out].waves.empty()) {
587 make_waves (xfade.out(), Out);
591 vector<ArdourCanvas::WaveView*>::iterator i;
594 ht = canvas->get_allocation().get_height() / xfade.in()->n_channels();
596 for (n = 0, i = fade[In].waves.begin(); i != fade[In].waves.end(); ++i, ++n) {
601 (*i)->property_y() = yoff;
602 (*i)->property_height() = ht;
603 (*i)->property_samples_per_unit() = spu;
606 ht = canvas->get_allocation().get_height() / xfade.out()->n_channels();
608 for (n = 0, i = fade[Out].waves.begin(); i != fade[Out].waves.end(); ++i, ++n) {
613 (*i)->property_y() = yoff;
614 (*i)->property_height() = ht;
615 (*i)->property_samples_per_unit() = spu;
622 CrossfadeEditor::xfade_changed (Change ignored)
624 set (xfade.fade_in(), In);
625 set (xfade.fade_out(), Out);
629 CrossfadeEditor::redraw ()
631 if (canvas->get_allocation().get_width() < 2) {
635 nframes_t len = xfade.length ();
637 fade[current].normative_curve.clear ();
638 fade[current].gain_curve.clear ();
640 for (list<Point*>::iterator i = fade[current].points.begin(); i != fade[current].points.end(); ++i) {
641 fade[current].normative_curve.add ((*i)->x, (*i)->y);
642 fade[current].gain_curve.add (((*i)->x * len), (*i)->y);
645 size_t npoints = (size_t) effective_width();
648 fade[current].normative_curve.get_vector (0, 1.0, vec, npoints);
650 ArdourCanvas::Points pts;
651 ArdourCanvas::Points spts;
653 while (pts.size() < npoints) {
654 pts.push_back (Gnome::Art::Point (0,0));
657 while (spts.size() < npoints + 3) {
658 spts.push_back (Gnome::Art::Point (0,0));
661 /* the shade coordinates *MUST* be in anti-clockwise order.
668 spts[0].set_x (canvas_border);
669 spts[0].set_y (effective_height() + canvas_border);
673 spts[1].set_x (effective_width() + canvas_border);
674 spts[1].set_y (effective_height() + canvas_border);
678 spts[2].set_x (effective_width() + canvas_border);
679 spts[2].set_y (canvas_border);
686 spts[0].set_x (canvas_border);
687 spts[0].set_y (canvas_border);
691 spts[1].set_x (canvas_border);
692 spts[1].set_y (effective_height() + canvas_border);
696 spts[2].set_x (effective_width() + canvas_border);
697 spts[2].set_y (effective_height() + canvas_border);
701 size_t last_spt = (npoints + 3) - 1;
703 for (size_t i = 0; i < npoints; ++i) {
707 pts[i].set_x (canvas_border + i);
708 pts[i].set_y (y_coordinate (y));
710 spts[last_spt - i].set_x (canvas_border + i);
711 spts[last_spt - i].set_y (pts[i].get_y());
714 fade[current].line->property_points() = pts;
715 fade[current].shading->property_points() = spts;
717 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[current].waves.begin(); i != fade[current].waves.end(); ++i) {
718 (*i)->property_gain_src() = &fade[current].gain_curve;
723 CrossfadeEditor::apply_preset (Preset *preset)
725 for (list<Point*>::iterator i = fade[current].points.begin(); i != fade[current].points.end(); ++i) {
729 fade[current].points.clear ();
731 for (Preset::iterator i = preset->begin(); i != preset->end(); ++i) {
732 Point* p = make_point ();
733 p->move_to (x_coordinate ((*i).x), y_coordinate ((*i).y),
735 fade[current].points.push_back (p);
742 CrossfadeEditor::apply ()
748 CrossfadeEditor::_apply_to (Crossfade* xf)
750 ARDOUR::Curve& in (xf->fade_in());
751 ARDOUR::Curve& out (xf->fade_out());
756 ARDOUR::Curve::const_iterator the_end = in.const_end();
759 double firstx = (*in.begin())->when;
760 double endx = (*the_end)->when;
761 double miny = in.get_min_y ();
762 double maxy = in.get_max_y ();
767 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
769 double when = firstx + ((*i)->x * (endx - firstx));
770 double value = (*i)->y; // miny + ((*i)->y * (maxy - miny));
771 in.add (when, value);
776 the_end = out.const_end();
779 firstx = (*out.begin())->when;
780 endx = (*the_end)->when;
781 miny = out.get_min_y ();
782 maxy = out.get_max_y ();
787 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
789 double when = firstx + ((*i)->x * (endx - firstx));
790 double value = (*i)->y; // miny + ((*i)->y * (maxy - miny));
791 out.add (when, value);
799 CrossfadeEditor::setup (Crossfade* xfade)
802 xfade->set_active (true);
803 xfade->fade_in().solve ();
804 xfade->fade_out().solve ();
808 CrossfadeEditor::clear ()
810 for (list<Point*>::iterator i = fade[current].points.begin(); i != fade[current].points.end(); ++i) {
814 fade[current].points.clear ();
820 CrossfadeEditor::reset ()
822 set (xfade.fade_in(), In);
823 set (xfade.fade_out(), Out);
827 CrossfadeEditor::build_presets ()
831 fade_in_presets = new Presets;
832 fade_out_presets = new Presets;
835 p = new Preset ("hiin.xpm");
836 p->push_back (PresetPoint (0, 0));
837 p->push_back (PresetPoint (0.0207373, 0.197222));
838 p->push_back (PresetPoint (0.0645161, 0.525));
839 p->push_back (PresetPoint (0.152074, 0.802778));
840 p->push_back (PresetPoint (0.276498, 0.919444));
841 p->push_back (PresetPoint (0.481567, 0.980556));
842 p->push_back (PresetPoint (0.767281, 1));
843 p->push_back (PresetPoint (1, 1));
844 fade_in_presets->push_back (p);
846 p = new Preset ("loin.xpm");
847 p->push_back (PresetPoint (0, 0));
848 p->push_back (PresetPoint (0.389401, 0.0333333));
849 p->push_back (PresetPoint (0.629032, 0.0861111));
850 p->push_back (PresetPoint (0.829493, 0.233333));
851 p->push_back (PresetPoint (0.9447, 0.483333));
852 p->push_back (PresetPoint (0.976959, 0.697222));
853 p->push_back (PresetPoint (1, 1));
854 fade_in_presets->push_back (p);
856 p = new Preset ("regin.xpm");
857 p->push_back (PresetPoint (0, 0));
858 p->push_back (PresetPoint (0.0737327, 0.308333));
859 p->push_back (PresetPoint (0.246544, 0.658333));
860 p->push_back (PresetPoint (0.470046, 0.886111));
861 p->push_back (PresetPoint (0.652074, 0.972222));
862 p->push_back (PresetPoint (0.771889, 0.988889));
863 p->push_back (PresetPoint (1, 1));
864 fade_in_presets->push_back (p);
866 p = new Preset ("regin2.xpm");
867 p->push_back (PresetPoint (0, 0));
868 p->push_back (PresetPoint (0.304147, 0.0694444));
869 p->push_back (PresetPoint (0.529954, 0.152778));
870 p->push_back (PresetPoint (0.725806, 0.333333));
871 p->push_back (PresetPoint (0.847926, 0.558333));
872 p->push_back (PresetPoint (0.919355, 0.730556));
873 p->push_back (PresetPoint (1, 1));
874 fade_in_presets->push_back (p);
876 p = new Preset ("linin.xpm");
877 p->push_back (PresetPoint (0, 0));
878 p->push_back (PresetPoint (1, 1));
879 fade_in_presets->push_back (p);
883 p = new Preset ("hiout.xpm");
884 p->push_back (PresetPoint (0, 1));
885 p->push_back (PresetPoint (0.305556, 1));
886 p->push_back (PresetPoint (0.548611, 0.991736));
887 p->push_back (PresetPoint (0.759259, 0.931129));
888 p->push_back (PresetPoint (0.918981, 0.68595));
889 p->push_back (PresetPoint (0.976852, 0.22865));
890 p->push_back (PresetPoint (1, 0));
891 fade_out_presets->push_back (p);
893 p = new Preset ("regout.xpm");
894 p->push_back (PresetPoint (0, 1));
895 p->push_back (PresetPoint (0.228111, 0.988889));
896 p->push_back (PresetPoint (0.347926, 0.972222));
897 p->push_back (PresetPoint (0.529954, 0.886111));
898 p->push_back (PresetPoint (0.753456, 0.658333));
899 p->push_back (PresetPoint (0.9262673, 0.308333));
900 p->push_back (PresetPoint (1, 0));
901 fade_out_presets->push_back (p);
903 p = new Preset ("loout.xpm");
904 p->push_back (PresetPoint (0, 1));
905 p->push_back (PresetPoint (0.023041, 0.697222));
906 p->push_back (PresetPoint (0.0553, 0.483333));
907 p->push_back (PresetPoint (0.170507, 0.233333));
908 p->push_back (PresetPoint (0.370968, 0.0861111));
909 p->push_back (PresetPoint (0.610599, 0.0333333));
910 p->push_back (PresetPoint (1, 0));
911 fade_out_presets->push_back (p);
913 p = new Preset ("regout2.xpm");
914 p->push_back (PresetPoint (0, 1));
915 p->push_back (PresetPoint (0.080645, 0.730556));
916 p->push_back (PresetPoint (0.277778, 0.289256));
917 p->push_back (PresetPoint (0.470046, 0.152778));
918 p->push_back (PresetPoint (0.695853, 0.0694444));
919 p->push_back (PresetPoint (1, 0));
920 fade_out_presets->push_back (p);
922 p = new Preset ("linout.xpm");
923 p->push_back (PresetPoint (0, 1));
924 p->push_back (PresetPoint (1, 0));
925 fade_out_presets->push_back (p);
929 CrossfadeEditor::curve_select_clicked (WhichFade wf)
935 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[In].waves.begin(); i != fade[In].waves.end(); ++i) {
936 (*i)->property_wave_color() = color_map[cSelectedCrossfadeEditorWave];
939 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[Out].waves.begin(); i != fade[Out].waves.end(); ++i) {
940 (*i)->property_wave_color() = color_map[cCrossfadeEditorWave];
943 fade[In].line->property_fill_color_rgba() = color_map[cSelectedCrossfadeEditorLine];
944 fade[Out].line->property_fill_color_rgba() = color_map[cCrossfadeEditorLine];
945 fade[Out].shading->hide();
946 fade[In].shading->show();
948 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
952 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
956 for (vector<Button*>::iterator i = fade_out_buttons.begin(); i != fade_out_buttons.end(); ++i) {
957 (*i)->set_sensitive (false);
960 for (vector<Button*>::iterator i = fade_in_buttons.begin(); i != fade_in_buttons.end(); ++i) {
961 (*i)->set_sensitive (true);
966 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[In].waves.begin(); i != fade[In].waves.end(); ++i) {
967 (*i)->property_wave_color() = color_map[cCrossfadeEditorWave];
970 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[Out].waves.begin(); i != fade[Out].waves.end(); ++i) {
971 (*i)->property_wave_color() = color_map[cSelectedCrossfadeEditorWave];
974 fade[Out].line->property_fill_color_rgba() = color_map[cSelectedCrossfadeEditorLine];
975 fade[In].line->property_fill_color_rgba() = color_map[cCrossfadeEditorLine];
976 fade[In].shading->hide();
977 fade[Out].shading->show();
979 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
983 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
987 for (vector<Button*>::iterator i = fade_out_buttons.begin(); i != fade_out_buttons.end(); ++i) {
988 (*i)->set_sensitive (true);
991 for (vector<Button*>::iterator i = fade_in_buttons.begin(); i != fade_in_buttons.end(); ++i) {
992 (*i)->set_sensitive (false);
999 CrossfadeEditor::x_coordinate (double& xfract) const
1001 xfract = min (1.0, xfract);
1002 xfract = max (0.0, xfract);
1004 return canvas_border + (xfract * effective_width());
1008 CrossfadeEditor::y_coordinate (double& yfract) const
1010 yfract = min (1.0, yfract);
1011 yfract = max (0.0, yfract);
1013 return (canvas->get_allocation().get_height() - (canvas_border)) - (yfract * effective_height());
1017 CrossfadeEditor::make_waves (boost::shared_ptr<AudioRegion> region, WhichFade which)
1020 uint32_t nchans = region->n_channels();
1025 color = color_map[cSelectedCrossfadeEditorWave];
1027 color = color_map[cCrossfadeEditorWave];
1030 ht = canvas->get_allocation().get_height() / (double) nchans;
1031 spu = xfade.length() / (double) effective_width();
1033 for (uint32_t n = 0; n < nchans; ++n) {
1035 gdouble yoff = n * ht;
1037 if (region->source(n)->peaks_ready (bind (mem_fun(*this, &CrossfadeEditor::peaks_ready), region, which), peaks_ready_connection)) {
1039 WaveView* waveview = new WaveView (*(canvas->root()));
1041 waveview->property_data_src() = region.get();
1042 waveview->property_cache_updater() = true;
1043 waveview->property_cache() = WaveView::create_cache();
1044 waveview->property_channel() = n;
1045 waveview->property_length_function() = (void*) region_length_from_c;
1046 waveview->property_sourcefile_length_function() = (void*) sourcefile_length_from_c;
1047 waveview->property_peak_function() = (void*) region_read_peaks_from_c;
1048 waveview->property_gain_function() = (void*) curve_get_vector_from_c;
1049 waveview->property_gain_src() = &fade[which].gain_curve;
1050 waveview->property_x() = canvas_border;
1051 waveview->property_y() = yoff;
1052 waveview->property_height() = ht;
1053 waveview->property_samples_per_unit() = spu;
1054 waveview->property_amplitude_above_axis() = 2.0;
1055 waveview->property_wave_color() = color;
1057 waveview->lower_to_bottom();
1058 fade[which].waves.push_back (waveview);
1062 toplevel->lower_to_bottom();
1066 CrossfadeEditor::peaks_ready (boost::shared_ptr<AudioRegion> r, WhichFade which)
1068 /* this should never be called, because the peak files for an xfade
1069 will be ready by the time we want them. but our API forces us
1070 to provide this, so ..
1072 peaks_ready_connection.disconnect ();
1073 make_waves (r, which);
1077 CrossfadeEditor::audition_both ()
1079 AudioPlaylist& pl (session.the_auditioner()->prepare_playlist());
1083 nframes_t left_start_offset;
1084 nframes_t right_length;
1085 nframes_t left_length;
1087 if (preroll_button.get_active()) {
1088 preroll = ARDOUR_UI::instance()->preroll_clock.current_duration ();
1093 if (postroll_button.get_active()) {
1094 postroll = ARDOUR_UI::instance()->postroll_clock.current_duration ();
1099 if ((left_start_offset = xfade.out()->length() - xfade.length()) >= preroll) {
1100 left_start_offset -= preroll;
1105 if ((left_length = xfade.length()) < xfade.out()->length() - left_start_offset) {
1109 right_length = xfade.length();
1111 if (xfade.in()->length() - right_length < postroll) {
1112 right_length += postroll;
1115 boost::shared_ptr<AudioRegion> left (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade.out(), left_start_offset, left_length, "xfade out",
1116 0, Region::DefaultFlags, false)));
1117 boost::shared_ptr<AudioRegion> right (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade.in(), 0, right_length, "xfade in",
1118 0, Region::DefaultFlags, false)));
1120 pl.add_region (left, 0);
1121 pl.add_region (right, 1+preroll);
1123 /* there is only one ... */
1125 pl.foreach_crossfade (this, &CrossfadeEditor::setup);
1127 session.audition_playlist ();
1131 CrossfadeEditor::audition_left_dry ()
1133 boost::shared_ptr<AudioRegion> left (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade.out(), xfade.out()->length() - xfade.length(), xfade.length(), "xfade left",
1134 0, Region::DefaultFlags, false)));
1136 session.audition_region (left);
1140 CrossfadeEditor::audition_left ()
1142 AudioPlaylist& pl (session.the_auditioner()->prepare_playlist());
1144 boost::shared_ptr<AudioRegion> left (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade.out(), xfade.out()->length() - xfade.length(), xfade.length(), "xfade left",
1145 0, Region::DefaultFlags, false)));
1146 boost::shared_ptr<AudioRegion> right (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade.in(), 0, xfade.length(), "xfade in",
1147 0, Region::DefaultFlags, false)));
1149 pl.add_region (left, 0);
1150 pl.add_region (right, 1);
1152 right->set_muted (true);
1154 /* there is only one ... */
1156 pl.foreach_crossfade (this, &CrossfadeEditor::setup);
1158 session.audition_playlist ();
1160 /* memory leak for regions */
1164 CrossfadeEditor::audition_right_dry ()
1166 boost::shared_ptr<AudioRegion> right (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade.in(), 0, xfade.length(), "xfade in",
1167 0, Region::DefaultFlags, false)));
1168 session.audition_region (right);
1172 CrossfadeEditor::audition_right ()
1174 AudioPlaylist& pl (session.the_auditioner()->prepare_playlist());
1176 boost::shared_ptr<AudioRegion> left (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade.out(), xfade.out()->length() - xfade.length(), xfade.length(), "xfade out",
1177 0, Region::DefaultFlags, false)));
1178 boost::shared_ptr<AudioRegion> right (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (xfade.out(), 0, xfade.length(), "xfade out",
1179 0, Region::DefaultFlags, false)));
1181 pl.add_region (left, 0);
1182 pl.add_region (right, 1);
1184 left->set_muted (true);
1186 /* there is only one ... */
1188 pl.foreach_crossfade (this, &CrossfadeEditor::setup);
1190 session.audition_playlist ();
1194 CrossfadeEditor::cancel_audition ()
1196 session.cancel_audition ();
1200 CrossfadeEditor::audition_toggled ()
1204 if ((x = audition_both_button.get_active ()) != session.is_auditioning()) {
1215 CrossfadeEditor::audition_right_toggled ()
1219 if ((x = audition_right_button.get_active ()) != session.is_auditioning()) {
1230 CrossfadeEditor::audition_right_dry_toggled ()
1234 if ((x = audition_right_dry_button.get_active ()) != session.is_auditioning()) {
1237 audition_right_dry ();
1245 CrossfadeEditor::audition_left_toggled ()
1249 if ((x = audition_left_button.get_active ()) != session.is_auditioning()) {
1260 CrossfadeEditor::audition_left_dry_toggled ()
1264 if ((x = audition_left_dry_button.get_active ()) != session.is_auditioning()) {
1267 audition_left_dry ();