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>
40 #include <gtkmm2ext/gtk_ui.h>
42 #include "ardour_ui.h"
43 #include "crossfade_edit.h"
44 #include "rgb_macros.h"
47 #include "gui_thread.h"
48 #include "canvas_impl.h"
49 #include "simplerect.h"
54 using namespace ARDOUR;
58 using namespace Editing;
62 const int32_t CrossfadeEditor::Point::size = 7;
63 const double CrossfadeEditor::canvas_border = 10;
64 CrossfadeEditor::Presets* CrossfadeEditor::fade_in_presets = 0;
65 CrossfadeEditor::Presets* CrossfadeEditor::fade_out_presets = 0;
67 CrossfadeEditor::Half::Half ()
69 normative_curve (0.0, 1.0, 1.0, true),
70 gain_curve (0.0, 2.0, 1.0, true)
74 CrossfadeEditor::CrossfadeEditor (Session& s, Crossfade& xf, double my, double mxy)
75 : ArdourDialog (_("ardour: x-fade edit")),
78 clear_button (_("Clear")),
79 revert_button (_("Reset")),
80 audition_both_button (_("Fade")),
81 audition_left_dry_button (_("Out (dry)")),
82 audition_left_button (_("Out")),
83 audition_right_dry_button (_("In (dry)")),
84 audition_right_button (_("In")),
86 preroll_button (_("With Pre-roll")),
87 postroll_button (_("With Post-roll")),
93 fade_out_table (3, 3),
95 select_in_button (_("Fade In")),
96 select_out_button (_("Fade Out"))
98 set_wmclass ("ardour_automationedit", "Ardour");
99 set_name ("CrossfadeEditWindow");
100 set_position (Gtk::WIN_POS_MOUSE);
102 add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
104 RadioButtonGroup sel_but_group = select_in_button.get_group();
105 select_out_button.set_group (sel_but_group);
106 select_out_button.set_mode (false);
107 select_in_button.set_mode (false);
109 get_action_area()->set_layout(BUTTONBOX_SPREAD);
110 get_action_area()->pack_start(clear_button);
111 get_action_area()->pack_start(revert_button);
112 cancel_button = add_button ("Cancel", RESPONSE_CANCEL);
113 ok_button = add_button ("OK", RESPONSE_ACCEPT);
115 if (fade_in_presets == 0) {
119 point_grabbed = false;
122 canvas = new ArdourCanvas::CanvasAA ();
123 canvas->signal_size_allocate().connect (mem_fun(*this, &CrossfadeEditor::canvas_allocation));
124 canvas->set_size_request (425, 200);
126 toplevel = new ArdourCanvas::SimpleRect (*(canvas->root()));
127 toplevel->property_x1() = 0.0;
128 toplevel->property_y1() = 0.0;
129 toplevel->property_x2() = 10.0;
130 toplevel->property_y2() = 10.0;
131 toplevel->property_fill() = true;
132 toplevel->property_fill_color_rgba() = color_map[cCrossfadeEditorBase];
133 toplevel->property_outline_pixels() = 0;
134 toplevel->signal_event().connect (mem_fun (*this, &CrossfadeEditor::canvas_event));
136 fade[Out].line = new ArdourCanvas::Line (*(canvas->root()));
137 fade[Out].line->property_width_pixels() = 1;
138 fade[Out].line->property_fill_color_rgba() = color_map[cCrossfadeEditorLine];
140 fade[Out].shading = new ArdourCanvas::Polygon (*(canvas->root()));
141 fade[Out].shading->property_fill_color_rgba() = color_map[cCrossfadeEditorLineShading];
143 fade[In].line = new ArdourCanvas::Line (*(canvas->root()));
144 fade[In].line->property_width_pixels() = 1;
145 fade[In].line->property_fill_color_rgba() = color_map[cCrossfadeEditorLine];
147 fade[In].shading = new ArdourCanvas::Polygon (*(canvas->root()));
148 fade[In].shading->property_fill_color_rgba() = color_map[cCrossfadeEditorLineShading];
150 fade[In].shading->signal_event().connect (mem_fun (*this, &CrossfadeEditor::canvas_event));
151 fade[In].line->signal_event().connect (mem_fun (*this, &CrossfadeEditor::curve_event));
152 fade[Out].shading->signal_event().connect (mem_fun (*this, &CrossfadeEditor::canvas_event));
153 fade[Out].line->signal_event().connect (mem_fun (*this, &CrossfadeEditor::curve_event));
155 select_in_button.set_name (X_("CrossfadeEditCurveButton"));
156 select_out_button.set_name (X_("CrossfadeEditCurveButton"));
158 select_in_button.signal_clicked().connect (bind (mem_fun (*this, &CrossfadeEditor::curve_select_clicked), In));
159 select_out_button.signal_clicked().connect (bind (mem_fun (*this, &CrossfadeEditor::curve_select_clicked), Out));
161 HBox* acbox = manage (new HBox);
163 audition_box.set_border_width (7);
164 audition_box.set_spacing (5);
165 audition_box.set_homogeneous (false);
166 audition_box.pack_start (audition_left_dry_button, false, false);
167 audition_box.pack_start (audition_left_button, false, false);
168 audition_box.pack_start (audition_both_button, false, false);
169 audition_box.pack_start (audition_right_button, false, false);
170 audition_box.pack_start (audition_right_dry_button, false, false);
172 Frame* audition_frame = manage (new Frame (_("Audition")));
174 audition_frame->set_name (X_("CrossfadeEditFrame"));
175 audition_frame->add (audition_box);
177 acbox->pack_start (*audition_frame, true, false);
179 Frame* canvas_frame = manage (new Frame);
180 canvas_frame->add (*canvas);
181 canvas_frame->set_shadow_type (Gtk::SHADOW_IN);
183 fade_in_table.attach (select_in_button, 0, 2, 0, 1, Gtk::FILL|Gtk::EXPAND);
184 fade_out_table.attach (select_out_button, 0, 2, 0, 1, Gtk::FILL|Gtk::EXPAND);
194 for (list<Preset*>::iterator i = fade_in_presets->begin(); i != fade_in_presets->end(); ++i) {
196 pxmap = manage (new Image (get_xpm((*i)->xpm)));
197 pbutton = manage (new Button);
198 pbutton->add (*pxmap);
199 pbutton->set_name ("CrossfadeEditButton");
200 pbutton->signal_clicked().connect (bind (mem_fun(*this, &CrossfadeEditor::apply_preset), *i));
201 fade_in_table.attach (*pbutton, col, col+1, row, row+1);
202 fade_in_buttons.push_back (pbutton);
215 for (list<Preset*>::iterator i = fade_out_presets->begin(); i != fade_out_presets->end(); ++i) {
217 pxmap = manage (new Image (get_xpm((*i)->xpm)));
218 pbutton = manage (new Button);
219 pbutton->add (*pxmap);
220 pbutton->set_name ("CrossfadeEditButton");
221 pbutton->signal_clicked().connect (bind (mem_fun(*this, &CrossfadeEditor::apply_preset), *i));
222 fade_out_table.attach (*pbutton, col, col+1, row, row+1);
223 fade_out_buttons.push_back (pbutton);
233 clear_button.set_name ("CrossfadeEditButton");
234 revert_button.set_name ("CrossfadeEditButton");
235 ok_button->set_name ("CrossfadeEditButton");
236 cancel_button->set_name ("CrossfadeEditButton");
237 preroll_button.set_name ("CrossfadeEditButton");
238 postroll_button.set_name ("CrossfadeEditButton");
239 audition_both_button.set_name ("CrossfadeEditAuditionButton");
240 audition_left_dry_button.set_name ("CrossfadeEditAuditionButton");
241 audition_left_button.set_name ("CrossfadeEditAuditionButton");
242 audition_right_dry_button.set_name ("CrossfadeEditAuditionButton");
243 audition_right_button.set_name ("CrossfadeEditAuditionButton");
245 clear_button.signal_clicked().connect (mem_fun(*this, &CrossfadeEditor::clear));
246 revert_button.signal_clicked().connect (mem_fun(*this, &CrossfadeEditor::reset));
247 audition_both_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_toggled));
248 audition_right_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_right_toggled));
249 audition_right_dry_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_right_dry_toggled));
250 audition_left_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_left_toggled));
251 audition_left_dry_button.signal_toggled().connect (mem_fun(*this, &CrossfadeEditor::audition_left_dry_toggled));
253 roll_box.pack_start (preroll_button, false, false);
254 roll_box.pack_start (postroll_button, false, false);
256 Gtk::HBox* rcenter_box = manage (new HBox);
257 rcenter_box->pack_start (roll_box, true, false);
259 VBox* vpacker2 = manage (new (VBox));
261 vpacker2->set_border_width (12);
262 vpacker2->set_spacing (7);
263 vpacker2->pack_start (*acbox, false, false);
264 vpacker2->pack_start (*rcenter_box, false, false);
266 curve_button_box.set_spacing (7);
267 curve_button_box.pack_start (fade_out_table, false, false, 12);
268 curve_button_box.pack_start (*vpacker2, false, false, 12);
269 curve_button_box.pack_start (fade_in_table, false, false, 12);
271 get_vbox()->pack_start (*canvas_frame, true, true);
272 get_vbox()->pack_start (curve_button_box, false, false);
274 /* button to allow hackers to check the actual curve values */
276 // Button* foobut = manage (new Button ("dump"));
277 // foobut-.signal_clicked().connect (mem_fun(*this, &CrossfadeEditor::dump));
278 // vpacker.pack_start (*foobut, false, false);
281 set (xfade.fade_in(), In);
284 set (xfade.fade_out(), Out);
286 curve_select_clicked (In);
288 xfade.StateChanged.connect (mem_fun(*this, &CrossfadeEditor::xfade_changed));
290 session.AuditionActive.connect (mem_fun(*this, &CrossfadeEditor::audition_state_changed));
294 CrossfadeEditor::~CrossfadeEditor()
296 /* most objects will be destroyed when the toplevel window is. */
298 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
302 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
308 CrossfadeEditor::dump ()
310 for (AutomationList::iterator i = fade[Out].normative_curve.begin(); i != fade[Out].normative_curve.end(); ++i) {
311 cerr << (*i)->when << ' ' << (*i)->value << endl;
316 CrossfadeEditor::audition_state_changed (bool yn)
318 ENSURE_GUI_THREAD (bind (mem_fun(*this, &CrossfadeEditor::audition_state_changed), yn));
321 audition_both_button.set_active (false);
322 audition_left_button.set_active (false);
323 audition_right_button.set_active (false);
324 audition_left_dry_button.set_active (false);
325 audition_right_dry_button.set_active (false);
330 CrossfadeEditor::set (const ARDOUR::Curve& curve, WhichFade which)
333 ARDOUR::Curve::const_iterator the_end;
335 for (list<Point*>::iterator i = fade[which].points.begin(); i != fade[which].points.end(); ++i) {
339 fade[which].points.clear ();
340 fade[which].gain_curve.clear ();
341 fade[which].normative_curve.clear ();
347 the_end = curve.const_end();
350 firstx = (*curve.const_begin())->when;
351 endx = (*the_end)->when;
353 for (ARDOUR::Curve::const_iterator i = curve.const_begin(); i != curve.const_end(); ++i) {
355 double xfract = ((*i)->when - firstx) / (endx - firstx);
356 double yfract = ((*i)->value - miny) / (maxy - miny);
358 Point* p = make_point ();
360 p->move_to (x_coordinate (xfract), y_coordinate (yfract),
363 fade[which].points.push_back (p);
366 /* no need to sort because curve is already time-ordered */
370 swap (which, current);
372 swap (which, current);
376 CrossfadeEditor::curve_event (GdkEvent* event)
378 /* treat it like a toplevel event */
380 return canvas_event (event);
384 CrossfadeEditor::point_event (GdkEvent* event, Point* point)
387 if (point->curve != fade[current].line) {
391 switch (event->type) {
392 case GDK_BUTTON_PRESS:
393 point_grabbed = true;
395 case GDK_BUTTON_RELEASE:
396 point_grabbed = false;
398 if (Keyboard::is_delete_event (&event->button)) {
399 fade[current].points.remove (point);
406 case GDK_MOTION_NOTIFY:
410 /* can't drag first or last points horizontally */
412 if (point == fade[current].points.front() || point == fade[current].points.back()) {
415 new_x = (event->motion.x - canvas_border)/effective_width();
418 new_y = 1.0 - ((event->motion.y - canvas_border)/effective_height());
419 point->move_to (x_coordinate (new_x), y_coordinate (new_y),
431 CrossfadeEditor::canvas_event (GdkEvent* event)
433 switch (event->type) {
434 case GDK_BUTTON_PRESS:
435 add_control_point ((event->button.x - canvas_border)/effective_width(),
436 1.0 - ((event->button.y - canvas_border)/effective_height()));
445 CrossfadeEditor::Point::~Point()
450 CrossfadeEditor::Point*
451 CrossfadeEditor::make_point ()
453 Point* p = new Point;
455 p->box = new ArdourCanvas::SimpleRect (*(canvas->root()));
456 p->box->property_fill() = true;
457 p->box->property_fill_color_rgba() = color_map[cCrossfadeEditorPointFill];
458 p->box->property_outline_color_rgba() = color_map[cCrossfadeEditorPointOutline];
459 p->box->property_outline_pixels() = 1;
461 p->curve = fade[current].line;
463 p->box->signal_event().connect (bind (mem_fun (*this, &CrossfadeEditor::point_event), p));
469 CrossfadeEditor::add_control_point (double x, double y)
473 /* enforce end point x location */
475 if (fade[current].points.empty()) {
477 } else if (fade[current].points.size() == 1) {
481 Point* p = make_point ();
483 p->move_to (x_coordinate (x), y_coordinate (y), x, y);
485 fade[current].points.push_back (p);
486 fade[current].points.sort (cmp);
492 CrossfadeEditor::Point::move_to (double nx, double ny, double xfract, double yfract)
494 const double half_size = rint(size/2.0);
495 double x1 = nx - half_size;
496 double x2 = nx + half_size;
498 box->property_x1() = x1;
499 box->property_x2() = x2;
501 box->property_y1() = ny - half_size;
502 box->property_y2() = ny + half_size;
509 CrossfadeEditor::canvas_allocation (Gtk::Allocation& alloc)
512 toplevel->property_x1() = 0.0;
513 toplevel->property_y1() = 0.0;
514 toplevel->property_x2() = (double) canvas->get_allocation().get_width() + canvas_border;
515 toplevel->property_y2() = (double) canvas->get_allocation().get_height() + canvas_border;
518 canvas->set_scroll_region (0.0, 0.0,
519 canvas->get_allocation().get_width(),
520 canvas->get_allocation().get_height());
522 Point* end = make_point ();
525 if (fade[In].points.size() > 1) {
526 Point* old_end = fade[In].points.back();
527 fade[In].points.pop_back ();
528 end->move_to (x_coordinate (old_end->x),
529 y_coordinate (old_end->y),
530 old_end->x, old_end->y);
535 end->move_to (x_coordinate (x), y_coordinate (y), x, y);
539 fade[In].points.push_back (end);
540 fade[In].points.sort (cmp);
542 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
543 (*i)->move_to (x_coordinate((*i)->x), y_coordinate((*i)->y),
549 if (fade[Out].points.size() > 1) {
550 Point* old_end = fade[Out].points.back();
551 fade[Out].points.pop_back ();
552 end->move_to (x_coordinate (old_end->x),
553 y_coordinate (old_end->y),
554 old_end->x, old_end->y);
559 end->move_to (x_coordinate (x), y_coordinate (y), x, y);
563 fade[Out].points.push_back (end);
564 fade[Out].points.sort (cmp);
566 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
567 (*i)->move_to (x_coordinate ((*i)->x),
568 y_coordinate ((*i)->y),
572 WhichFade old_current = current;
577 current = old_current;
579 double spu = xfade.length() / (double) effective_width();
581 if (fade[In].waves.empty()) {
582 make_waves (xfade.in(), In);
585 if (fade[Out].waves.empty()) {
586 make_waves (xfade.out(), Out);
590 vector<ArdourCanvas::WaveView*>::iterator i;
593 ht = canvas->get_allocation().get_height() / xfade.in().n_channels();
595 for (n = 0, i = fade[In].waves.begin(); i != fade[In].waves.end(); ++i, ++n) {
600 (*i)->property_y() = yoff;
601 (*i)->property_height() = ht;
602 (*i)->property_samples_per_unit() = spu;
605 ht = canvas->get_allocation().get_height() / xfade.out().n_channels();
607 for (n = 0, i = fade[Out].waves.begin(); i != fade[Out].waves.end(); ++i, ++n) {
612 (*i)->property_y() = yoff;
613 (*i)->property_height() = ht;
614 (*i)->property_samples_per_unit() = spu;
621 CrossfadeEditor::xfade_changed (Change ignored)
623 set (xfade.fade_in(), In);
624 set (xfade.fade_out(), Out);
628 CrossfadeEditor::redraw ()
630 if (canvas->get_allocation().get_width() < 2) {
634 jack_nframes_t len = xfade.length ();
636 fade[current].normative_curve.clear ();
637 fade[current].gain_curve.clear ();
639 for (list<Point*>::iterator i = fade[current].points.begin(); i != fade[current].points.end(); ++i) {
640 fade[current].normative_curve.add ((*i)->x, (*i)->y);
641 fade[current].gain_curve.add (((*i)->x * len), (*i)->y);
644 size_t npoints = (size_t) effective_width();
647 fade[current].normative_curve.get_vector (0, 1.0, vec, npoints);
649 ArdourCanvas::Points pts;
650 ArdourCanvas::Points spts;
652 while (pts.size() < npoints) {
653 pts.push_back (Gnome::Art::Point (0,0));
656 while (spts.size() < npoints + 3) {
657 spts.push_back (Gnome::Art::Point (0,0));
660 /* the shade coordinates *MUST* be in anti-clockwise order.
667 spts[0].set_x (canvas_border);
668 spts[0].set_y (effective_height() + canvas_border);
672 spts[1].set_x (effective_width() + canvas_border);
673 spts[1].set_y (effective_height() + canvas_border);
677 spts[2].set_x (effective_width() + canvas_border);
678 spts[2].set_y (canvas_border);
685 spts[0].set_x (canvas_border);
686 spts[0].set_y (canvas_border);
690 spts[1].set_x (canvas_border);
691 spts[1].set_y (effective_height() + canvas_border);
695 spts[2].set_x (effective_width() + canvas_border);
696 spts[2].set_y (effective_height() + canvas_border);
700 // GTK2FIX some odd math to fix up here
702 size_t last_spt = (npoints + 3) - 1;
704 for (size_t i = 0; i < npoints; ++i) {
708 pts[i].set_x (canvas_border + i);
709 pts[i].set_y (y_coordinate (y));
711 spts[last_spt - i].set_x (canvas_border + i);
712 spts[last_spt - i].set_y (pts[i].get_y());
715 fade[current].line->property_points() = pts;
716 fade[current].shading->property_points() = spts;
718 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[current].waves.begin(); i != fade[current].waves.end(); ++i) {
719 (*i)->property_gain_src() = &fade[current].gain_curve;
724 CrossfadeEditor::apply_preset (Preset *preset)
726 for (list<Point*>::iterator i = fade[current].points.begin(); i != fade[current].points.end(); ++i) {
730 fade[current].points.clear ();
732 for (Preset::iterator i = preset->begin(); i != preset->end(); ++i) {
733 Point* p = make_point ();
734 p->move_to (x_coordinate ((*i).x), y_coordinate ((*i).y),
736 fade[current].points.push_back (p);
743 CrossfadeEditor::apply ()
749 CrossfadeEditor::_apply_to (Crossfade* xf)
751 ARDOUR::Curve& in (xf->fade_in());
752 ARDOUR::Curve& out (xf->fade_out());
757 ARDOUR::Curve::const_iterator the_end = in.const_end();
760 double firstx = (*in.begin())->when;
761 double endx = (*the_end)->when;
762 double miny = in.get_min_y ();
763 double maxy = in.get_max_y ();
768 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
770 double when = firstx + ((*i)->x * (endx - firstx));
771 double value = (*i)->y; // miny + ((*i)->y * (maxy - miny));
772 in.add (when, value);
777 the_end = out.const_end();
780 firstx = (*out.begin())->when;
781 endx = (*the_end)->when;
782 miny = out.get_min_y ();
783 maxy = out.get_max_y ();
788 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
790 double when = firstx + ((*i)->x * (endx - firstx));
791 double value = (*i)->y; // miny + ((*i)->y * (maxy - miny));
792 out.add (when, value);
800 CrossfadeEditor::setup (Crossfade* xfade)
803 xfade->set_active (true);
804 xfade->fade_in().solve ();
805 xfade->fade_out().solve ();
809 CrossfadeEditor::clear ()
811 for (list<Point*>::iterator i = fade[current].points.begin(); i != fade[current].points.end(); ++i) {
815 fade[current].points.clear ();
821 CrossfadeEditor::reset ()
823 set (xfade.fade_in(), In);
824 set (xfade.fade_out(), Out);
828 CrossfadeEditor::build_presets ()
832 fade_in_presets = new Presets;
833 fade_out_presets = new Presets;
836 p = new Preset ("hiin.xpm");
837 p->push_back (PresetPoint (0, 0));
838 p->push_back (PresetPoint (0.0207373, 0.197222));
839 p->push_back (PresetPoint (0.0645161, 0.525));
840 p->push_back (PresetPoint (0.152074, 0.802778));
841 p->push_back (PresetPoint (0.276498, 0.919444));
842 p->push_back (PresetPoint (0.481567, 0.980556));
843 p->push_back (PresetPoint (0.767281, 1));
844 p->push_back (PresetPoint (1, 1));
845 fade_in_presets->push_back (p);
847 p = new Preset ("loin.xpm");
848 p->push_back (PresetPoint (0, 0));
849 p->push_back (PresetPoint (0.389401, 0.0333333));
850 p->push_back (PresetPoint (0.629032, 0.0861111));
851 p->push_back (PresetPoint (0.829493, 0.233333));
852 p->push_back (PresetPoint (0.9447, 0.483333));
853 p->push_back (PresetPoint (0.976959, 0.697222));
854 p->push_back (PresetPoint (1, 1));
855 fade_in_presets->push_back (p);
857 p = new Preset ("regin.xpm");
858 p->push_back (PresetPoint (0, 0));
859 p->push_back (PresetPoint (0.0737327, 0.308333));
860 p->push_back (PresetPoint (0.246544, 0.658333));
861 p->push_back (PresetPoint (0.470046, 0.886111));
862 p->push_back (PresetPoint (0.652074, 0.972222));
863 p->push_back (PresetPoint (0.771889, 0.988889));
864 p->push_back (PresetPoint (1, 1));
865 fade_in_presets->push_back (p);
867 p = new Preset ("regin2.xpm");
868 p->push_back (PresetPoint (0, 0));
869 p->push_back (PresetPoint (0.304147, 0.0694444));
870 p->push_back (PresetPoint (0.529954, 0.152778));
871 p->push_back (PresetPoint (0.725806, 0.333333));
872 p->push_back (PresetPoint (0.847926, 0.558333));
873 p->push_back (PresetPoint (0.919355, 0.730556));
874 p->push_back (PresetPoint (1, 1));
875 fade_in_presets->push_back (p);
877 p = new Preset ("linin.xpm");
878 p->push_back (PresetPoint (0, 0));
879 p->push_back (PresetPoint (1, 1));
880 fade_in_presets->push_back (p);
884 p = new Preset ("hiout.xpm");
885 p->push_back (PresetPoint (0, 1));
886 p->push_back (PresetPoint (0.305556, 1));
887 p->push_back (PresetPoint (0.548611, 0.991736));
888 p->push_back (PresetPoint (0.759259, 0.931129));
889 p->push_back (PresetPoint (0.918981, 0.68595));
890 p->push_back (PresetPoint (0.976852, 0.22865));
891 p->push_back (PresetPoint (1, 0));
892 fade_out_presets->push_back (p);
894 p = new Preset ("regout.xpm");
895 p->push_back (PresetPoint (0, 1));
896 p->push_back (PresetPoint (0.228111, 0.988889));
897 p->push_back (PresetPoint (0.347926, 0.972222));
898 p->push_back (PresetPoint (0.529954, 0.886111));
899 p->push_back (PresetPoint (0.753456, 0.658333));
900 p->push_back (PresetPoint (0.9262673, 0.308333));
901 p->push_back (PresetPoint (1, 0));
902 fade_out_presets->push_back (p);
904 p = new Preset ("loout.xpm");
905 p->push_back (PresetPoint (0, 1));
906 p->push_back (PresetPoint (0.023041, 0.697222));
907 p->push_back (PresetPoint (0.0553, 0.483333));
908 p->push_back (PresetPoint (0.170507, 0.233333));
909 p->push_back (PresetPoint (0.370968, 0.0861111));
910 p->push_back (PresetPoint (0.610599, 0.0333333));
911 p->push_back (PresetPoint (1, 0));
912 fade_out_presets->push_back (p);
914 p = new Preset ("regout2.xpm");
915 p->push_back (PresetPoint (0, 1));
916 p->push_back (PresetPoint (0.080645, 0.730556));
917 p->push_back (PresetPoint (0.277778, 0.289256));
918 p->push_back (PresetPoint (0.470046, 0.152778));
919 p->push_back (PresetPoint (0.695853, 0.0694444));
920 p->push_back (PresetPoint (1, 0));
921 fade_out_presets->push_back (p);
923 p = new Preset ("linout.xpm");
924 p->push_back (PresetPoint (0, 1));
925 p->push_back (PresetPoint (1, 0));
926 fade_out_presets->push_back (p);
930 CrossfadeEditor::curve_select_clicked (WhichFade wf)
936 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[In].waves.begin(); i != fade[In].waves.end(); ++i) {
937 (*i)->property_wave_color() = color_map[cSelectedCrossfadeEditorWave];
940 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[Out].waves.begin(); i != fade[Out].waves.end(); ++i) {
941 (*i)->property_wave_color() = color_map[cCrossfadeEditorWave];
944 fade[In].line->property_fill_color_rgba() = color_map[cSelectedCrossfadeEditorLine];
945 fade[Out].line->property_fill_color_rgba() = color_map[cCrossfadeEditorLine];
946 fade[Out].shading->hide();
947 fade[In].shading->show();
949 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
953 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
957 for (vector<Button*>::iterator i = fade_out_buttons.begin(); i != fade_out_buttons.end(); ++i) {
958 (*i)->set_sensitive (false);
961 for (vector<Button*>::iterator i = fade_in_buttons.begin(); i != fade_in_buttons.end(); ++i) {
962 (*i)->set_sensitive (true);
967 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[In].waves.begin(); i != fade[In].waves.end(); ++i) {
968 (*i)->property_wave_color() = color_map[cCrossfadeEditorWave];
971 for (vector<ArdourCanvas::WaveView*>::iterator i = fade[Out].waves.begin(); i != fade[Out].waves.end(); ++i) {
972 (*i)->property_wave_color() = color_map[cSelectedCrossfadeEditorWave];
975 fade[Out].line->property_fill_color_rgba() = color_map[cSelectedCrossfadeEditorLine];
976 fade[In].line->property_fill_color_rgba() = color_map[cCrossfadeEditorLine];
977 fade[In].shading->hide();
978 fade[Out].shading->show();
980 for (list<Point*>::iterator i = fade[In].points.begin(); i != fade[In].points.end(); ++i) {
984 for (list<Point*>::iterator i = fade[Out].points.begin(); i != fade[Out].points.end(); ++i) {
988 for (vector<Button*>::iterator i = fade_out_buttons.begin(); i != fade_out_buttons.end(); ++i) {
989 (*i)->set_sensitive (true);
992 for (vector<Button*>::iterator i = fade_in_buttons.begin(); i != fade_in_buttons.end(); ++i) {
993 (*i)->set_sensitive (false);
1000 CrossfadeEditor::x_coordinate (double& xfract) const
1002 xfract = min (1.0, xfract);
1003 xfract = max (0.0, xfract);
1005 return canvas_border + (xfract * effective_width());
1009 CrossfadeEditor::y_coordinate (double& yfract) const
1011 yfract = min (1.0, yfract);
1012 yfract = max (0.0, yfract);
1014 return (canvas->get_allocation().get_height() - (canvas_border)) - (yfract * effective_height());
1018 CrossfadeEditor::make_waves (AudioRegion& region, WhichFade which)
1021 uint32_t nchans = region.n_channels();
1026 color = color_map[cSelectedCrossfadeEditorWave];
1028 color = color_map[cCrossfadeEditorWave];
1031 ht = canvas->get_allocation().get_height() / (double) nchans;
1032 spu = xfade.length() / (double) effective_width();
1034 for (uint32_t n = 0; n < nchans; ++n) {
1036 gdouble yoff = n * ht;
1038 if (region.audio_source(n).peaks_ready (bind (mem_fun(*this, &CrossfadeEditor::peaks_ready), ®ion, which), peaks_ready_connection)) {
1040 WaveView* waveview = new WaveView (*(canvas->root()));
1042 waveview->property_data_src() = ®ion;
1043 waveview->property_cache_updater() = true;
1044 waveview->property_cache() = WaveView::create_cache();
1045 waveview->property_channel() = n;
1046 waveview->property_length_function() = (void*) region_length_from_c;
1047 waveview->property_sourcefile_length_function() = (void*) sourcefile_length_from_c;
1048 waveview->property_peak_function() = (void*) region_read_peaks_from_c;
1049 waveview->property_gain_function() = (void*) curve_get_vector_from_c;
1050 waveview->property_gain_src() = &fade[which].gain_curve;
1051 waveview->property_x() = canvas_border;
1052 waveview->property_y() = yoff;
1053 waveview->property_height() = ht;
1054 waveview->property_samples_per_unit() = spu;
1055 waveview->property_amplitude_above_axis() = 2.0;
1056 waveview->property_wave_color() = color;
1058 waveview->lower_to_bottom();
1059 fade[which].waves.push_back (waveview);
1063 toplevel->lower_to_bottom();
1067 CrossfadeEditor::peaks_ready (AudioRegion* r, WhichFade which)
1069 /* this should never be called, because the peak files for an xfade
1070 will be ready by the time we want them. but our API forces us
1071 to provide this, so ..
1073 peaks_ready_connection.disconnect ();
1074 make_waves (*r, which);
1078 CrossfadeEditor::audition_both ()
1080 AudioPlaylist& pl (session.the_auditioner()->prepare_playlist());
1081 jack_nframes_t preroll;
1082 jack_nframes_t postroll;
1083 jack_nframes_t length;
1084 jack_nframes_t left_start_offset;
1085 jack_nframes_t right_length;
1086 jack_nframes_t left_length;
1088 if (preroll_button.get_active()) {
1089 preroll = ARDOUR_UI::instance()->preroll_clock.current_duration ();
1094 if (postroll_button.get_active()) {
1095 postroll = ARDOUR_UI::instance()->postroll_clock.current_duration ();
1100 if ((left_start_offset = xfade.out().length() - xfade.length()) >= preroll) {
1101 left_start_offset -= preroll;
1106 if ((left_length = xfade.length()) < xfade.out().length() - left_start_offset) {
1110 right_length = xfade.length();
1112 if (xfade.in().length() - right_length < postroll) {
1113 right_length += postroll;
1116 AudioRegion* left = new AudioRegion (xfade.out(), left_start_offset, left_length, "xfade out",
1117 0, Region::DefaultFlags, false);
1118 AudioRegion* right = new AudioRegion (xfade.in(), 0, right_length, "xfade in",
1119 0, Region::DefaultFlags, false);
1121 pl.add_region (*left, 0);
1122 pl.add_region (*right, 1+preroll);
1124 /* there is only one ... */
1126 pl.foreach_crossfade (this, &CrossfadeEditor::setup);
1128 session.audition_playlist ();
1132 CrossfadeEditor::audition_left_dry ()
1134 AudioRegion* left = new AudioRegion (xfade.out(), xfade.out().length() - xfade.length(), xfade.length(), "xfade left",
1135 0, Region::DefaultFlags, false);
1137 session.audition_region (*left);
1141 CrossfadeEditor::audition_left ()
1143 AudioPlaylist& pl (session.the_auditioner()->prepare_playlist());
1145 AudioRegion* left = new AudioRegion (xfade.out(), xfade.out().length() - xfade.length(), xfade.length(), "xfade left",
1146 0, Region::DefaultFlags, false);
1147 AudioRegion* right = new AudioRegion (xfade.in(), 0, xfade.length(), "xfade in",
1148 0, Region::DefaultFlags, false);
1150 pl.add_region (*left, 0);
1151 pl.add_region (*right, 1);
1153 right->set_muted (true);
1155 /* there is only one ... */
1157 pl.foreach_crossfade (this, &CrossfadeEditor::setup);
1159 session.audition_playlist ();
1161 /* memory leak for regions */
1165 CrossfadeEditor::audition_right_dry ()
1167 AudioRegion* right = new AudioRegion (xfade.in(), 0, xfade.length(), "xfade in",
1168 0, Region::DefaultFlags, false);
1169 session.audition_region (*right);
1173 CrossfadeEditor::audition_right ()
1175 AudioPlaylist& pl (session.the_auditioner()->prepare_playlist());
1177 AudioRegion* left = new AudioRegion (xfade.out(), xfade.out().length() - xfade.length(), xfade.length(), "xfade out",
1178 0, Region::DefaultFlags, false);
1179 AudioRegion* right = new AudioRegion (xfade.out(), 0, xfade.length(), "xfade out",
1180 0, Region::DefaultFlags, false);
1182 pl.add_region (*left, 0);
1183 pl.add_region (*right, 1);
1185 left->set_muted (true);
1187 /* there is only one ... */
1189 pl.foreach_crossfade (this, &CrossfadeEditor::setup);
1191 session.audition_playlist ();
1195 CrossfadeEditor::cancel_audition ()
1197 session.cancel_audition ();
1201 CrossfadeEditor::audition_toggled ()
1205 if ((x = audition_both_button.get_active ()) != session.is_auditioning()) {
1216 CrossfadeEditor::audition_right_toggled ()
1220 if ((x = audition_right_button.get_active ()) != session.is_auditioning()) {
1231 CrossfadeEditor::audition_right_dry_toggled ()
1235 if ((x = audition_right_dry_button.get_active ()) != session.is_auditioning()) {
1238 audition_right_dry ();
1246 CrossfadeEditor::audition_left_toggled ()
1250 if ((x = audition_left_button.get_active ()) != session.is_auditioning()) {
1261 CrossfadeEditor::audition_left_dry_toggled ()
1265 if ((x = audition_left_dry_button.get_active ()) != session.is_auditioning()) {
1268 audition_left_dry ();