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livetrax/libs/surfaces/faderport8/actions.cc

539 lines
14 KiB
C++

/* Faderport 8 Control Surface
* This is the button "Controller" of the MVC surface inteface,
* see callbacks.cc for the "View".
*
* Copyright (C) 2017 Robin Gareus <robin@gareus.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "ardour/dB.h"
#include "ardour/session.h"
#include "ardour/session_configuration.h"
#include "ardour/types.h"
#include "gtkmm2ext/actions.h"
#include "faderport8.h"
#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace ArdourSurface;
using namespace std;
using namespace ArdourSurface::FP8Types;
#define BindMethod(ID, CB) \
_ctrls.button (FP8Controls::ID).released.connect_same_thread (button_connections, boost::bind (&FaderPort8:: CB, this));
#define BindFunction(ID, ACT, CB, ...) \
_ctrls.button (FP8Controls::ID). ACT .connect_same_thread (button_connections, boost::bind (&FaderPort8:: CB, this, __VA_ARGS__));
#define BindAction(ID, GRP, ITEM) \
_ctrls.button (FP8Controls::ID).released.connect_same_thread (button_connections, boost::bind (&FaderPort8::button_action, this, GRP, ITEM));
#define BindUserAction(ID) \
_ctrls.button (ID).pressed.connect_same_thread (button_connections, boost::bind (&FaderPort8::button_user, this, true, ID)); \
_ctrls.button (ID).released.connect_same_thread (button_connections, boost::bind (&FaderPort8::button_user, this, false, ID));
/* Bind button signals (press, release) to callback methods
* (called once after constructing buttons).
* Bound actions are handled the the ctrl-surface thread.
*/
void
FaderPort8::setup_actions ()
{
BindMethod (BtnPlay, button_play);
BindMethod (BtnStop, button_stop);
BindMethod (BtnLoop, button_loop);
BindMethod (BtnRecord, button_record);
BindMethod (BtnClick, button_metronom);
BindAction (BtnRedo, "Editor", "redo");
BindAction (BtnSave, "Common", "Save");
BindAction (BtnUndo, "Editor", "undo");
BindAction (BtnRedo, "Editor", "redo");
BindAction (BtnSoloClear, "Main", "cancel-solo");
BindMethod (BtnMuteClear, button_mute_clear);
BindMethod (FP8Controls::BtnArmAll, button_arm_all);
BindFunction (BtnRewind, pressed, button_varispeed, false);
BindFunction (BtnFastForward, pressed, button_varispeed, true);
BindFunction (BtnPrev, released, button_prev_next, false);
BindFunction (BtnNext, released, button_prev_next, true);
BindFunction (BtnArm, pressed, button_arm, true);
BindFunction (BtnArm, released, button_arm, false);
BindFunction (BtnAOff, released, button_automation, ARDOUR::Off);
BindFunction (BtnATouch, released, button_automation, ARDOUR::Touch);
BindFunction (BtnARead, released, button_automation, ARDOUR::Play);
BindFunction (BtnAWrite, released, button_automation, ARDOUR::Write);
_ctrls.button (FP8Controls::BtnEncoder).pressed.connect_same_thread (button_connections, boost::bind (&FaderPort8::button_encoder, this));
_ctrls.button (FP8Controls::BtnParam).pressed.connect_same_thread (button_connections, boost::bind (&FaderPort8::button_parameter, this));
BindAction (BtnBypass, "Mixer", "ab-plugins");
BindAction (BtnBypassAll, "Mixer", "ab-plugins"); // XXX
BindAction (BtnMacro, "Mixer", "show-editor");
BindAction (BtnLink, "Window", "show-mixer");
BindAction (BtnOpen, "Common", "addExistingAudioFiles");
BindAction (BtnLock, "Editor", "lock");
// user-specific
for (FP8Controls::UserButtonMap::const_iterator i = _ctrls.user_buttons ().begin ();
i != _ctrls.user_buttons ().end (); ++i) {
BindUserAction ((*i).first);
}
}
/* ****************************************************************************
* Direct control callback Actions
*/
void
FaderPort8::button_play ()
{
if (session->transport_rolling ()) {
if (session->transport_speed () != 1.0) {
session->request_transport_speed (1.0);
} else {
transport_stop ();
}
} else {
transport_play ();
}
}
void
FaderPort8::button_stop ()
{
if (session->transport_rolling ()) {
transport_stop ();
} else {
AccessAction ("Transport", "GotoStart");
}
}
void
FaderPort8::button_record ()
{
set_record_enable (!get_record_enabled ());
}
void
FaderPort8::button_loop ()
{
loop_toggle ();
}
void
FaderPort8::button_metronom ()
{
Config->set_clicking (!Config->get_clicking ());
}
void
FaderPort8::button_automation (ARDOUR::AutoState as)
{
FaderMode fadermode = _ctrls.fader_mode ();
switch (fadermode) {
case ModePlugins:
#if 0 // Plugin Control Automation Mode
for ( std::list <ProcessorCtrl>::iterator i = _proc_params.begin(); i != _proc_params.end(); ++i) {
((*i).ac)->set_automation_state (as);
}
#endif
return;
case ModeSend:
if (first_selected_stripable()) {
#if 0 // Send Level Automation
boost::shared_ptr<Stripable> s = first_selected_stripable();
boost::shared_ptr<AutomationControl> send;
uint32_t i = 0;
while (0 != (send = s->send_level_controllable (i))) {
send->set_automation_state (as);
++i;
}
#endif
}
return;
default:
break;
}
// apply to all selected tracks
StripableList all;
session->get_stripables (all);
for (StripableList::const_iterator i = all.begin(); i != all.end(); ++i) {
if ((*i)->is_master() || (*i)->is_monitor()) {
continue;
}
if (!(*i)->is_selected()) {
continue;
}
boost::shared_ptr<AutomationControl> ac;
switch (fadermode) {
case ModeTrack:
ac = (*i)->gain_control ();
break;
case ModePan:
ac = (*i)->pan_azimuth_control ();
break;
default:
break;
}
if (ac) {
ac->set_automation_state (as);
}
}
}
void
FaderPort8::button_varispeed (bool ffw)
{
/* pressing both rew + ffwd -> return to zero */
FP8ButtonInterface& b_rew = _ctrls.button (FP8Controls::BtnRewind);
FP8ButtonInterface& b_ffw = _ctrls.button (FP8Controls::BtnFastForward);
if (b_rew.is_pressed () && b_ffw.is_pressed ()){
// stop key-repeat
dynamic_cast<FP8RepeatButton*>(&b_ffw)->stop_repeat();
dynamic_cast<FP8RepeatButton*>(&b_rew)->stop_repeat();
session->request_locate (0, false);
return;
}
// switch play direction, if needed
if (ffw) {
if (session->transport_speed () <= 0) {
session->request_transport_speed (1.0);
return ;
}
} else {
if (session->transport_speed () >= 0) {
session->request_transport_speed (-1.0);
return ;
}
}
// incremetally increase speed. double speed every 10 clicks
// (keypress auto-repeat is 100ms)
float maxspeed = Config->get_shuttle_max_speed();
float speed = exp2f(0.1f) * session->transport_speed ();
speed = std::max (-maxspeed, std::min (maxspeed, speed));
session->request_transport_speed (speed, false);
}
void
FaderPort8::button_mute_clear ()
{
StripableList all;
session->get_stripables (all);
boost::shared_ptr<ControlList> cl (new ControlList);
for (StripableList::const_iterator i = all.begin(); i != all.end(); ++i) {
if ((*i)->is_master() || (*i)->is_monitor()) {
continue;
}
boost::shared_ptr<AutomationControl> ac = (*i)->mute_control();
if (ac && ac->get_value () > 0) {
if (ac->automation_state() == Touch && !ac->touching ()) {
ac->start_touch (ac->session().transport_frame());
}
cl->push_back (ac);
}
}
session->set_controls (cl, 0.0, PBD::Controllable::UseGroup);
}
void
FaderPort8::button_arm_all ()
{
BasicUI::all_tracks_rec_in ();
}
/* access generic action */
void
FaderPort8::button_action (const std::string& group, const std::string& item)
{
AccessAction (group, item);
}
/* ****************************************************************************
* Mode specific and internal callbacks
*/
/* handle "ARM" press -- act like shift, change "Select" button mode */
void
FaderPort8::button_arm (bool press)
{
FaderMode fadermode = _ctrls.fader_mode ();
if (fadermode == ModeTrack || fadermode == ModePan) {
_ctrls.button (FP8Controls::BtnArm).set_active (press);
ARMButtonChange (press); /* EMIT SIGNAL */
}
}
void
FaderPort8::button_prev_next (bool next)
{
switch (_ctrls.nav_mode()) {
case NavChannel:
select_prev_next (next);
break;
case NavMaster:
case NavScroll:
bank (!next, false);
break;
case NavBank:
bank (!next, true);
break;
case NavZoom:
if (next) {
VerticalZoomInSelected ();
} else {
VerticalZoomOutSelected ();
}
break;
case NavSection:
if (next) {
AccessAction ("Region", "nudge-forward");
} else {
AccessAction ("Region", "nudge-backward");
}
break;
case NavMarker:
if (next) {
next_marker ();
} else {
prev_marker ();
}
break;
}
}
/* handle navigation encoder press */
void
FaderPort8::button_encoder ()
{
/* special-case metronome level */
if (_ctrls.button (FP8Controls::BtnClick).is_pressed ()) {
Config->set_click_gain (1.0);
_ctrls.button (FP8Controls::BtnClick).ignore_release();
return;
}
switch (_ctrls.nav_mode()) {
case NavZoom:
ZoomToSession (); // XXX undo zoom
break;
case NavScroll:
ZoomToSession ();
break;
case NavChannel:
AccessAction ("Editor", "select-topmost");
break;
case NavBank:
move_selected_into_view ();
break;
case NavMaster:
{
/* master || monitor level -- reset to 0dB */
boost::shared_ptr<AutomationControl> ac;
if (session->monitor_active() && !_ctrls.button (FP8Controls::BtnMaster).is_pressed ()) {
ac = session->monitor_out()->gain_control ();
} else if (session->master_out()) {
ac = session->master_out()->gain_control ();
}
if (ac) {
if (ac->automation_state() == Touch && !ac->touching ()) {
ac->start_touch (ac->session().transport_frame());
}
ac->set_value (ac->normal(), PBD::Controllable::NoGroup);
}
}
break;
case NavSection:
// TODO nudge
break;
case NavMarker:
{
string markername;
/* Don't add another mark if one exists within 1/100th of a second of
* the current position and we're not rolling.
*/
framepos_t where = session->audible_frame();
if (session->transport_stopped() && session->locations()->mark_at (where, session->frame_rate() / 100.0)) {
return;
}
session->locations()->next_available_name (markername,"mark");
add_marker (markername);
}
break;
}
}
/* handle navigation encoder turn */
void
FaderPort8::encoder_navigate (bool neg, int steps)
{
/* special-case metronome level */
if (_ctrls.button (FP8Controls::BtnClick).is_pressed ()) {
// compare to ARDOUR_UI::click_button_scroll()
gain_t gain = Config->get_click_gain();
float gain_db = accurate_coefficient_to_dB (gain);
gain_db += (neg ? -1.f : 1.f) * steps;
gain_db = std::max (-60.f, gain_db);
gain = dB_to_coefficient (gain_db);
gain = std::min (gain, Config->get_max_gain());
Config->set_click_gain (gain);
_ctrls.button (FP8Controls::BtnClick).ignore_release();
return;
}
switch (_ctrls.nav_mode()) {
case NavChannel:
if (neg) {
AccessAction ("Mixer", "scroll-left");
AccessAction ("Editor", "step-tracks-up");
} else {
AccessAction ("Mixer", "scroll-right");
AccessAction ("Editor", "step-tracks-down");
}
break;
case NavZoom:
if (neg) {
ZoomOut ();
} else {
ZoomIn ();
}
break;
case NavMarker:
case NavScroll:
ScrollTimeline ((neg ? -1.f : 1.f) * steps / (shift_mod() ? 1024.f : 256.f));
break;
case NavBank:
bank (neg, false);
break;
case NavMaster:
{
/* master || monitor level */
boost::shared_ptr<AutomationControl> ac;
if (session->monitor_active() && !_ctrls.button (FP8Controls::BtnMaster).is_pressed ()) {
ac = session->monitor_out()->gain_control ();
} else if (session->master_out()) {
ac = session->master_out()->gain_control ();
}
if (ac) {
double v = ac->internal_to_interface (ac->get_value());
v = std::max (0.0, std::min (1.0, v + steps * (neg ? -.01 : .01)));
if (ac->automation_state() == Touch && !ac->touching ()) {
ac->start_touch (ac->session().transport_frame());
}
ac->set_value (ac->interface_to_internal(v), PBD::Controllable::NoGroup);
}
}
break;
case NavSection:
if (neg) {
AccessAction ("Common", "nudge-playhead-backward");
} else {
AccessAction ("Common", "nudge-playhead-forward");
}
break;
}
}
/* handle pan/param encoder press */
void
FaderPort8::button_parameter ()
{
switch (_ctrls.fader_mode()) {
case ModeTrack:
case ModePan:
{
boost::shared_ptr<Stripable> s = first_selected_stripable();
if (s) {
boost::shared_ptr<AutomationControl> ac;
if (shift_mod () || _ctrls.fader_mode() == ModePan) {
ac = s->pan_width_control ();
} else {
ac = s->pan_azimuth_control ();
}
if (ac) {
if (ac->automation_state() == Touch && !ac->touching ()) {
ac->start_touch (ac->session().transport_frame());
}
ac->set_value (ac->normal(), PBD::Controllable::UseGroup);
}
}
}
break;
case ModePlugins:
break;
case ModeSend:
break;
}
}
/* handle pan/param encoder turn */
void
FaderPort8::encoder_parameter (bool neg, int steps)
{
switch (_ctrls.fader_mode()) {
case ModeTrack:
case ModePan:
{
boost::shared_ptr<Stripable> s = first_selected_stripable();
if (s) {
boost::shared_ptr<AutomationControl> ac;
if (shift_mod () || _ctrls.fader_mode() == ModePan) {
ac = s->pan_width_control ();
} else {
ac = s->pan_azimuth_control ();
}
if (ac) {
double v = ac->internal_to_interface (ac->get_value());
v = std::max (0.0, std::min (1.0, v + steps * (neg ? -.01 : .01)));
if (ac->automation_state() == Touch && !ac->touching ()) {
ac->start_touch (ac->session().transport_frame());
}
ac->set_value (ac->interface_to_internal(v), PBD::Controllable::UseGroup);
}
}
}
break;
case ModePlugins:
case ModeSend:
while (steps > 0) {
bank_param (neg, false);
--steps;
}
break;
}
}
/* handle user-specific actions */
void
FaderPort8::button_user (bool press, FP8Controls::ButtonId btn)
{
_user_action_map[btn].call (*this, press);
}