smokephil/ardour
1
0
Fork 0
mirror of https://github.com/Ardour/ardour.git synced 2025-12-06 14:54:56 +01:00
Code Issues Projects Releases Wiki Activity

Add menu to set frequency controls in beats, and half or double current value.

Browse source 
Test with e.g. fomp:cs_phaser1_lfo LFO frequency.
This commit is contained in:
David Robillard 2014-11-03 17:29:11 -05:00
parent 35672fb80a
commit 6e16f69c26
5 changed files with 50 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

41
gtk2_ardour/automation_controller.cc
View file

@ -21,11 +21,13 @@
#include <iomanip>
#include <cmath>
#include "pbd/compose.h"
#include "pbd/error.h"
#include "ardour/automatable.h"
#include "ardour/automation_control.h"
#include "ardour/session.h"
#include "ardour/tempo.h"
#include "ardour_ui.h"
#include "automation_controller.h"
@ -158,19 +160,56 @@ AutomationController::run_note_select_dialog()
delete dialog;
}
void
AutomationController::set_freq_beats(double beats)
{
const ARDOUR::Session& session = _controllable->session();
const ARDOUR::Tempo& tempo = session.tempo_map().tempo_at(0);
const double bpm = tempo.beats_per_minute();
const double bps = bpm / 60.0;
_controllable->set_value(bps / beats);
}
void
AutomationController::set_ratio(double ratio)
{
_controllable->set_value(_controllable->get_value() * ratio);
}
bool
AutomationController::on_button_release(GdkEventButton* ev)
{
using namespace Gtk::Menu_Helpers;
if (ev->button == 3 && _controllable->desc().unit == ARDOUR::ParameterDescriptor::MIDI_NOTE) {
if (ev->button != 3) {
return false;
}
if (_controllable->desc().unit == ARDOUR::ParameterDescriptor::MIDI_NOTE) {
Gtk::Menu* menu = manage(new Menu());
MenuList& items = menu->items();
items.push_back(MenuElem(_("Select Note..."),
sigc::mem_fun(*this, &AutomationController::run_note_select_dialog)));
menu->popup(1, ev->time);
return true;
} else if (_controllable->desc().unit == ARDOUR::ParameterDescriptor::HZ) {
Gtk::Menu* menu = manage(new Menu());
MenuList& items = menu->items();
items.push_back(MenuElem(_("Halve"),
sigc::bind(sigc::mem_fun(*this, &AutomationController::set_ratio),
0.5)));
items.push_back(MenuElem(_("Double"),
sigc::bind(sigc::mem_fun(*this, &AutomationController::set_ratio),
2.0)));
for (double beats = 1.0; beats <= 16; ++beats) {
items.push_back(MenuElem(string_compose(_("Set to %1 beat(s)"), (int)beats),
sigc::bind(sigc::mem_fun(*this, &AutomationController::set_freq_beats),
beats)));
}
menu->popup(1, ev->time);
return true;
}
return false;
}