2 Copyright (C) 2000 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.
21 #include "gtk2ardour-config.h"
30 #include "pbd/stl_delete.h"
31 #include "pbd/xml++.h"
32 #include "pbd/failed_constructor.h"
34 #include <gtkmm2ext/click_box.h>
35 #include <gtkmm2ext/fastmeter.h>
36 #include <gtkmm2ext/barcontroller.h>
37 #include <gtkmm2ext/utils.h>
38 #include <gtkmm2ext/doi.h>
39 #include <gtkmm2ext/slider_controller.h>
41 #include "ardour/plugin.h"
42 #include "ardour/plugin_insert.h"
43 #include "ardour/session.h"
45 #include "ardour_ui.h"
47 #include "plugin_ui.h"
49 #include "gui_thread.h"
50 #include "automation_controller.h"
55 using namespace ARDOUR;
57 using namespace Gtkmm2ext;
60 GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrollable)
62 button_table (initial_button_rows, initial_button_cols),
63 output_table (initial_output_rows, initial_output_cols),
64 hAdjustment(0.0, 0.0, 0.0),
65 vAdjustment(0.0, 0.0, 0.0),
66 scroller_view(hAdjustment, vAdjustment),
68 is_scrollable(scrollable)
70 set_name ("PluginEditor");
71 set_border_width (10);
72 //set_homogeneous (false);
74 pack_start (main_contents, true, true);
75 settings_box.set_homogeneous (false);
77 HBox* constraint_hbox = manage (new HBox);
78 HBox* smaller_hbox = manage (new HBox);
79 smaller_hbox->set_spacing (4);
80 Label* combo_label = manage (new Label (_("<span size=\"large\">Presets</span>")));
81 combo_label->set_use_markup (true);
83 latency_button.add (latency_label);
84 latency_button.signal_clicked().connect (sigc::mem_fun (*this, &PlugUIBase::latency_button_clicked));
87 smaller_hbox->pack_start (latency_button, false, false, 10);
88 smaller_hbox->pack_start (_preset_combo, false, false);
89 smaller_hbox->pack_start (_preset_modified, false, false);
90 smaller_hbox->pack_start (add_button, false, false);
91 smaller_hbox->pack_start (save_button, false, false);
92 smaller_hbox->pack_start (delete_button, false, false);
93 smaller_hbox->pack_start (bypass_button, false, true);
95 constraint_hbox->set_spacing (5);
96 constraint_hbox->set_homogeneous (false);
98 VBox* v1_box = manage (new VBox);
99 VBox* v2_box = manage (new VBox);
100 pack_end (plugin_analysis_expander, false, false);
101 if (!plugin->get_docs().empty()) {
102 pack_end (description_expander, false, false);
105 v1_box->pack_start (*smaller_hbox, false, true);
106 v2_box->pack_start (focus_button, false, true);
108 main_contents.pack_start (settings_box, false, false);
110 constraint_hbox->pack_end (*v2_box, false, false);
111 constraint_hbox->pack_end (*v1_box, false, false);
113 main_contents.pack_start (*constraint_hbox, false, false);
115 if (is_scrollable ) {
116 scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
117 scroller.set_name ("PluginEditor");
118 scroller_view.set_name("PluginEditor");
119 scroller_view.add (hpacker);
120 scroller.add (scroller_view);
122 main_contents.pack_start (scroller, true, true);
125 main_contents.pack_start (hpacker, false, false);
128 pi->ActiveChanged.connect (active_connection, invalidator (*this), boost::bind (&GenericPluginUI::processor_active_changed, this, boost::weak_ptr<Processor>(pi)), gui_context());
130 bypass_button.set_active (!pi->active());
136 GenericPluginUI::~GenericPluginUI ()
138 if (output_controls.size() > 0) {
139 screen_update_connection.disconnect();
143 // Some functions for calculating the 'similarity' of two plugin
146 static int get_number(string label) {
147 static const char *digits = "0123456789";
150 std::size_t first_digit_pos = label.find_first_of(digits);
151 if (first_digit_pos != string::npos) {
152 // found some digits: there's a number in there somewhere
154 s << label.substr(first_digit_pos);
160 static int match_or_digit(char c1, char c2) {
161 return c1 == c2 || (isdigit(c1) && isdigit(c2));
164 static std::size_t matching_chars_at_head(const string s1, const string s2) {
165 std::size_t length, n = 0;
167 length = min(s1.length(), s2.length());
169 if (!match_or_digit(s1[n], s2[n]))
176 static std::size_t matching_chars_at_tail(const string s1, const string s2) {
177 std::size_t s1pos, s2pos, n = 0;
181 while (s1pos-- > 0 && s2pos-- > 0) {
182 if (!match_or_digit(s1[s1pos], s2[s2pos]) )
189 static const guint32 min_controls_per_column = 17, max_controls_per_column = 24;
190 static const float default_similarity_threshold = 0.3;
193 GenericPluginUI::build ()
200 int output_row, output_col;
201 int button_row, button_col;
202 int output_rows, output_cols;
203 int button_rows, button_cols;
205 hpacker.set_spacing (10);
207 output_rows = initial_output_rows;
208 output_cols = initial_output_cols;
209 button_rows = initial_button_rows;
210 button_cols = initial_button_cols;
216 button_table.set_homogeneous (false);
217 button_table.set_row_spacings (2);
218 button_table.set_col_spacings (2);
219 output_table.set_homogeneous (true);
220 output_table.set_row_spacings (2);
221 output_table.set_col_spacings (2);
222 button_table.set_border_width (5);
223 output_table.set_border_width (5);
225 hpacker.set_border_width (10);
227 bt_frame = manage (new Frame);
228 bt_frame->set_name ("BaseFrame");
229 bt_frame->set_label (_("Switches"));
230 bt_frame->add (button_table);
231 hpacker.pack_start(*bt_frame, true, true);
233 box = manage (new VBox);
234 box->set_border_width (5);
235 box->set_spacing (1);
237 frame = manage (new Frame);
238 frame->set_name ("BaseFrame");
239 frame->set_label (_("Controls"));
241 hpacker.pack_start(*frame, true, true);
243 /* find all ports. build control elements for all appropriate control ports */
244 std::vector<ControlUI *> cui_controls_list;
246 for (i = 0; i < plugin->parameter_count(); ++i) {
248 if (plugin->parameter_is_control (i)) {
250 /* Don't show latency control ports */
252 if (plugin->describe_parameter (Evoral::Parameter(PluginAutomation, 0, i)) == X_("latency")) {
256 if (plugin->describe_parameter (Evoral::Parameter(PluginAutomation, 0, i)) == X_("hidden")) {
262 boost::shared_ptr<ARDOUR::AutomationControl> c
263 = boost::dynamic_pointer_cast<ARDOUR::AutomationControl>(
264 insert->control(Evoral::Parameter(PluginAutomation, 0, i)));
266 if ((cui = build_control_ui (i, c)) == 0) {
267 error << string_compose(_("Plugin Editor: could not build control element for port %1"), i) << endmsg;
271 const std::string param_docs = plugin->get_parameter_docs(i);
272 if (!param_docs.empty()) {
273 ARDOUR_UI::instance()->set_tip(cui, param_docs.c_str());
276 if (cui->controller || cui->clickbox || cui->combo) {
277 // Get all of the controls into a list, so that
278 // we can lay them out a bit more nicely later.
279 cui_controls_list.push_back(cui);
280 } else if (cui->button) {
282 if (!is_scrollable && button_row == button_rows) {
284 if (++button_col == button_cols) {
286 button_table.resize (button_rows, button_cols);
290 button_table.attach (*cui, button_col, button_col + 1, button_row, button_row+1,
294 } else if (cui->display) {
296 output_table.attach (*cui, output_col, output_col + 1, output_row, output_row+1,
299 // TODO: The meters should be divided into multiple rows
301 if (++output_col == output_cols) {
303 output_table.resize (output_rows, output_cols);
309 // Iterate over the list of controls to find which adjacent controls
310 // are similar enough to be grouped together.
312 string label, previous_label = "";
313 std::vector<int> numbers_in_labels(cui_controls_list.size());
315 std::vector<float> similarity_scores(cui_controls_list.size());
316 float most_similar = 0.0, least_similar = 1.0;
319 for (vector<ControlUI*>::iterator cuip = cui_controls_list.begin(); cuip != cui_controls_list.end(); ++cuip, ++i) {
320 label = (*cuip)->label.get_text();
321 numbers_in_labels[i] = get_number(label);
324 // A hand-wavy calculation of how similar this control's
325 // label is to the previous.
326 similarity_scores[i] =
328 ( matching_chars_at_head(label, previous_label) +
329 matching_chars_at_tail(label, previous_label) +
332 ) / (label.length() + previous_label.length());
333 if (numbers_in_labels[i] >= 0) {
334 similarity_scores[i] += (numbers_in_labels[i] == numbers_in_labels[i-1]);
336 least_similar = min(least_similar, similarity_scores[i]);
337 most_similar = max(most_similar, similarity_scores[i]);
339 similarity_scores[0] = 1.0;
342 // cerr << "label: " << label << " sim: " << fixed << setprecision(3) << similarity_scores[i] << " num: " << numbers_in_labels[i] << endl;
343 previous_label = label;
347 // cerr << "most similar: " << most_similar << ", least similar: " << least_similar << endl;
348 float similarity_threshold;
350 if (most_similar > 1.0) {
351 similarity_threshold = default_similarity_threshold;
353 similarity_threshold = most_similar - (1 - default_similarity_threshold);
356 // Now iterate over the list of controls to display them, placing an
357 // HSeparator between controls of less than a certain similarity, and
358 // starting a new column when necessary.
361 for (vector<ControlUI*>::iterator cuip = cui_controls_list.begin(); cuip != cui_controls_list.end(); ++cuip, ++i) {
363 ControlUI* cui = *cuip;
365 if (!is_scrollable) {
369 if (x > max_controls_per_column || similarity_scores[i] <= similarity_threshold) {
370 if (x > min_controls_per_column) {
371 frame = manage (new Frame);
372 frame->set_name ("BaseFrame");
373 frame->set_label (_("Controls"));
374 box = manage (new VBox);
375 box->set_border_width (5);
376 box->set_spacing (1);
378 hpacker.pack_start(*frame, true, true);
381 HSeparator *split = new HSeparator();
382 split->set_size_request(-1, 5);
383 box->pack_start(*split, false, false, 0);
387 box->pack_start (*cui, false, false);
394 if (box->children().empty()) {
395 hpacker.remove (*frame);
398 if (button_table.children().empty()) {
399 hpacker.remove (*bt_frame);
402 if (!output_table.children().empty()) {
403 frame = manage (new Frame);
404 frame->set_name ("BaseFrame");
405 frame->set_label(_("Meters"));
406 frame->add (output_table);
407 hpacker.pack_end (*frame, true, true);
412 output_table.show_all ();
413 button_table.show_all ();
416 GenericPluginUI::ControlUI::ControlUI ()
417 : automate_button (X_("")) // force creation of a label
419 automate_button.set_name ("PluginAutomateButton");
420 ARDOUR_UI::instance()->set_tip (automate_button, _("Automation control"));
422 /* XXX translators: use a string here that will be at least as long
423 as the longest automation label (see ::automation_state_changed()
424 below). be sure to include a descender.
427 set_size_request_to_display_given_text (automate_button, _("Mgnual"), 15, 10);
436 GenericPluginUI::ControlUI::~ControlUI()
439 delete meterinfo->meter;
445 GenericPluginUI::automation_state_changed (ControlUI* cui)
447 /* update button label */
449 // don't lock to avoid deadlock because we're triggered by
450 // AutomationControl::Changed() while the automation lock is taken
451 switch (insert->get_parameter_automation_state (cui->parameter()) & (ARDOUR::Off|Play|Touch|Write)) {
453 cui->automate_button.set_label (S_("Automation|Manual"));
456 cui->automate_button.set_label (_("Play"));
459 cui->automate_button.set_label (_("Write"));
462 cui->automate_button.set_label (_("Touch"));
465 cui->automate_button.set_label (_("???"));
472 GenericPluginUI::integer_printer (char buf[32], Adjustment &adj, ControlUI* cui)
474 float const v = adj.get_value ();
476 if (cui->scale_points) {
477 Plugin::ScalePoints::const_iterator i = cui->scale_points->begin ();
478 while (i != cui->scale_points->end() && i->second != v) {
482 if (i != cui->scale_points->end ()) {
483 snprintf (buf, 32, "%s", i->first.c_str());
488 snprintf (buf, 32, "%.0f", v);
493 GenericPluginUI::midinote_printer (char buf[32], Adjustment &adj, ControlUI* cui)
495 float const v = adj.get_value ();
497 if (cui->scale_points) {
498 Plugin::ScalePoints::const_iterator i = cui->scale_points->begin ();
499 while (i != cui->scale_points->end() && i->second != v) {
503 if (i != cui->scale_points->end ()) {
504 snprintf (buf, 32, "%s", i->first.c_str());
508 if (v >= 0 && v <= 127) {
510 const char notename[12][3] = { "C", "C#", "D", "D#", "E", "F", "F#", "G", "G#", "A", "A#", "B" };
511 snprintf (buf, 32, "%s %d", notename[mn%12], (mn/12)-2);
513 snprintf (buf, 32, "%.0f", v);
519 GenericPluginUI::print_parameter (char *buf, uint32_t len, uint32_t param)
521 plugin->print_parameter (param, buf, len);
524 GenericPluginUI::ControlUI*
525 GenericPluginUI::build_control_ui (guint32 port_index, boost::shared_ptr<AutomationControl> mcontrol)
527 ControlUI* control_ui = 0;
529 Plugin::ParameterDescriptor desc;
531 plugin->get_parameter_descriptor (port_index, desc);
533 control_ui = manage (new ControlUI ());
534 control_ui->combo = 0;
535 control_ui->control = mcontrol;
536 control_ui->update_pending = false;
537 control_ui->label.set_text (desc.label);
538 control_ui->label.set_alignment (0.0, 0.5);
539 control_ui->label.set_name ("PluginParameterLabel");
540 control_ui->port_index = port_index;
542 control_ui->set_spacing (5);
544 Gtk::Requisition req (control_ui->automate_button.size_request());
546 if (plugin->parameter_is_input(port_index)) {
548 /* See if there any named values for our input value */
549 control_ui->scale_points = plugin->get_scale_points (port_index);
551 /* If this parameter is an integer, work out the number of distinct values
552 it can take on (assuming that lower and upper values are allowed).
554 int const steps = desc.integer_step ? (desc.upper - desc.lower + 1) / desc.step : 0;
556 if (control_ui->scale_points && ((steps && int (control_ui->scale_points->size()) == steps) || desc.enumeration)) {
559 * a) There is a label for each possible value of this input, or
560 * b) This port is marked as being an enumeration.
563 std::vector<std::string> labels;
565 ARDOUR::Plugin::ScalePoints::const_iterator i = control_ui->scale_points->begin();
566 i != control_ui->scale_points->end();
569 labels.push_back(i->first);
572 control_ui->combo = new Gtk::ComboBoxText();
573 set_popdown_strings(*control_ui->combo, labels);
574 control_ui->combo->signal_changed().connect(
575 sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::control_combo_changed),
577 mcontrol->Changed.connect(control_connections, invalidator(*this),
578 boost::bind(&GenericPluginUI::ui_parameter_changed,
581 control_ui->pack_start(control_ui->label, true, true);
582 control_ui->pack_start(*control_ui->combo, false, true);
584 update_control_display(control_ui);
593 control_ui->button = manage (new ToggleButton ());
594 control_ui->button->set_name ("PluginEditorButton");
595 control_ui->button->set_size_request (20, 20);
597 control_ui->pack_start (control_ui->label, true, true);
598 control_ui->pack_start (*control_ui->button, false, true);
599 control_ui->pack_start (control_ui->automate_button, false, false);
601 control_ui->button->signal_clicked().connect (sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::control_port_toggled), control_ui));
602 control_ui->automate_button.signal_clicked().connect (bind (mem_fun(*this, &GenericPluginUI::astate_clicked), control_ui, (uint32_t) port_index));
604 mcontrol->Changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::toggle_parameter_changed, this, control_ui), gui_context());
605 mcontrol->alist()->automation_state_changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::automation_state_changed, this, control_ui), gui_context());
607 if (plugin->get_parameter (port_index) > 0.5){
608 control_ui->button->set_active(true);
611 automation_state_changed (control_ui);
616 /* create the controller */
619 control_ui->controller = AutomationController::create(insert, mcontrol->parameter(), mcontrol);
622 /* XXX this code is not right yet, because it doesn't handle
623 the absence of bounds in any sensible fashion.
626 Adjustment* adj = control_ui->controller->adjustment();
627 boost::shared_ptr<PluginInsert::PluginControl> pc = boost::dynamic_pointer_cast<PluginInsert::PluginControl> (control_ui->control);
629 adj->set_lower (pc->internal_to_interface (desc.lower));
630 adj->set_upper (pc->internal_to_interface (desc.upper));
632 adj->set_step_increment (desc.step);
633 adj->set_page_increment (desc.largestep);
635 if (desc.integer_step) {
636 control_ui->clickbox = new ClickBox (adj, "PluginUIClickBox");
637 Gtkmm2ext::set_size_request_to_display_given_text (*control_ui->clickbox, "g9999999", 2, 2);
639 printf("MIDI NOTE\n");
640 control_ui->clickbox->set_printer (sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::midinote_printer), control_ui));
642 control_ui->clickbox->set_printer (sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::integer_printer), control_ui));
645 //sigc::slot<void,char*,uint32_t> pslot = sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::print_parameter), (uint32_t) port_index);
647 control_ui->controller->set_size_request (200, req.height);
648 control_ui->controller->set_name (X_("PluginSlider"));
649 control_ui->controller->set_style (BarController::LeftToRight);
650 control_ui->controller->set_use_parent (true);
651 control_ui->controller->set_logarithmic (desc.logarithmic);
653 control_ui->controller->StartGesture.connect (sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::start_touch), control_ui));
654 control_ui->controller->StopGesture.connect (sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::stop_touch), control_ui));
658 adj->set_value (pc->internal_to_interface (plugin->get_parameter (port_index)));
660 /* XXX memory leak: SliderController not destroyed by ControlUI
661 destructor, and manage() reports object hierarchy
665 control_ui->pack_start (control_ui->label, true, true);
666 if (desc.integer_step) {
667 control_ui->pack_start (*control_ui->clickbox, false, false);
669 control_ui->pack_start (*control_ui->controller, false, false);
672 control_ui->pack_start (control_ui->automate_button, false, false);
673 control_ui->automate_button.signal_clicked().connect (sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::astate_clicked), control_ui, (uint32_t) port_index));
675 automation_state_changed (control_ui);
677 mcontrol->Changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::ui_parameter_changed, this, control_ui), gui_context());
678 mcontrol->alist()->automation_state_changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::automation_state_changed, this, control_ui), gui_context());
680 input_controls.push_back (control_ui);
682 } else if (plugin->parameter_is_output (port_index)) {
684 control_ui->display = manage (new EventBox);
685 control_ui->display->set_name ("ParameterValueDisplay");
687 control_ui->display_label = manage (new Label);
689 control_ui->display_label->set_name ("ParameterValueDisplay");
691 control_ui->display->add (*control_ui->display_label);
692 Gtkmm2ext::set_size_request_to_display_given_text (*control_ui->display, "-888.8g", 2, 6);
694 control_ui->display->show_all ();
697 /* TODO: only make a meter if the port is Hinted for it */
699 MeterInfo * info = new MeterInfo(port_index);
700 control_ui->meterinfo = info;
702 info->meter = new FastMeter (
703 5, 5, FastMeter::Vertical, 0,
705 0x008800ff, 0x008800ff,
706 0x00ff00ff, 0x00ff00ff,
707 0xcccc00ff, 0xcccc00ff,
708 0xffaa00ff, 0xffaa00ff,
710 ARDOUR_UI::config()->get_canvasvar_MeterBackgroundBot(),
711 ARDOUR_UI::config()->get_canvasvar_MeterBackgroundTop()
714 info->min_unbound = desc.min_unbound;
715 info->max_unbound = desc.max_unbound;
717 info->min = desc.lower;
718 info->max = desc.upper;
720 control_ui->vbox = manage (new VBox);
721 control_ui->hbox = manage (new HBox);
723 control_ui->hbox->set_spacing(1);
724 control_ui->vbox->set_spacing(3);
726 control_ui->label.set_angle(90);
727 control_ui->hbox->pack_start (control_ui->label, false, false);
728 control_ui->hbox->pack_start (*info->meter, false, false);
730 control_ui->vbox->pack_start (*control_ui->hbox, false, false);
732 control_ui->vbox->pack_start (*control_ui->display, false, false);
734 control_ui->pack_start (*control_ui->vbox);
736 control_ui->meterinfo->meter->show_all();
737 control_ui->meterinfo->packed = true;
739 output_controls.push_back (control_ui);
743 mcontrol->Changed.connect (control_connections, invalidator (*this), boost::bind (&GenericPluginUI::ui_parameter_changed, this, control_ui), gui_context());
750 GenericPluginUI::start_touch (GenericPluginUI::ControlUI* cui)
752 cui->control->start_touch (cui->control->session().transport_frame());
756 GenericPluginUI::stop_touch (GenericPluginUI::ControlUI* cui)
758 cui->control->stop_touch (false, cui->control->session().transport_frame());
762 GenericPluginUI::astate_clicked (ControlUI* cui, uint32_t /*port*/)
764 using namespace Menu_Helpers;
766 if (automation_menu == 0) {
767 automation_menu = manage (new Menu);
768 automation_menu->set_name ("ArdourContextMenu");
771 MenuList& items (automation_menu->items());
774 items.push_back (MenuElem (S_("Automation|Manual"),
775 sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) ARDOUR::Off, cui)));
776 items.push_back (MenuElem (_("Play"),
777 sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Play, cui)));
778 items.push_back (MenuElem (_("Write"),
779 sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Write, cui)));
780 items.push_back (MenuElem (_("Touch"),
781 sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Touch, cui)));
783 automation_menu->popup (1, gtk_get_current_event_time());
787 GenericPluginUI::set_automation_state (AutoState state, ControlUI* cui)
789 insert->set_parameter_automation_state (cui->parameter(), state);
793 GenericPluginUI::toggle_parameter_changed (ControlUI* cui)
795 float val = cui->control->get_value();
797 if (!cui->ignore_change) {
799 cui->button->set_active (true);
801 cui->button->set_active (false);
807 GenericPluginUI::ui_parameter_changed (ControlUI* cui)
809 if (!cui->update_pending) {
810 cui->update_pending = true;
811 Gtkmm2ext::UI::instance()->call_slot (MISSING_INVALIDATOR, boost::bind (&GenericPluginUI::update_control_display, this, cui));
816 GenericPluginUI::update_control_display (ControlUI* cui)
818 /* XXX how do we handle logarithmic stuff here ? */
820 cui->update_pending = false;
822 float val = cui->control->get_value();
824 cui->ignore_change++;
826 if (cui->combo && cui->scale_points) {
827 for (ARDOUR::Plugin::ScalePoints::iterator it = cui->scale_points->begin(); it != cui->scale_points->end(); ++it) {
828 if (it->second == val) {
829 cui->combo->set_active_text(it->first);
833 } else if (cui->button) {
836 cui->button->set_active (true);
838 cui->button->set_active (false);
842 if( cui->controller ) {
843 cui->controller->display_effective_value();
848 if (cui->logarithmic) {
851 if (val != cui->adjustment->get_value()) {
852 cui->adjustment->set_value (val);
855 cui->ignore_change--;
859 GenericPluginUI::control_port_toggled (ControlUI* cui)
861 cui->ignore_change++;
862 insert->automation_control (cui->parameter())->set_value (cui->button->get_active());
863 cui->ignore_change--;
867 GenericPluginUI::control_combo_changed (ControlUI* cui)
869 if (!cui->ignore_change && cui->scale_points) {
870 string value = cui->combo->get_active_text();
871 insert->automation_control (cui->parameter())->set_value ((*cui->scale_points)[value]);
876 GenericPluginUI::start_updating (GdkEventAny*)
878 if (output_controls.size() > 0 ) {
879 screen_update_connection.disconnect();
880 screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect
881 (sigc::mem_fun(*this, &GenericPluginUI::output_update));
887 GenericPluginUI::stop_updating (GdkEventAny*)
889 for (vector<ControlUI*>::iterator i = input_controls.begin(); i != input_controls.end(); ++i) {
890 (*i)->controller->stop_updating ();
893 if (output_controls.size() > 0 ) {
894 screen_update_connection.disconnect();
901 GenericPluginUI::output_update ()
903 for (vector<ControlUI*>::iterator i = output_controls.begin(); i != output_controls.end(); ++i) {
904 float val = plugin->get_parameter ((*i)->port_index);
906 snprintf (buf, sizeof(buf), "%.2f", val);
907 (*i)->display_label->set_text (buf);
909 /* autoscaling for the meter */
910 if ((*i)->meterinfo && (*i)->meterinfo->packed) {
912 if (val < (*i)->meterinfo->min) {
913 if ((*i)->meterinfo->min_unbound)
914 (*i)->meterinfo->min = val;
916 val = (*i)->meterinfo->min;
919 if (val > (*i)->meterinfo->max) {
920 if ((*i)->meterinfo->max_unbound)
921 (*i)->meterinfo->max = val;
923 val = (*i)->meterinfo->max;
926 if ((*i)->meterinfo->max > (*i)->meterinfo->min ) {
927 float lval = (val - (*i)->meterinfo->min) / ((*i)->meterinfo->max - (*i)->meterinfo->min) ;
928 (*i)->meterinfo->meter->set (lval );