2 Copyright (C) 2011 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.
20 #include "pbd/error.h"
21 #include "pbd/convert.h"
23 #include "ardour/automation_control.h"
24 #include "ardour/automation_list.h"
25 #include "ardour/pannable.h"
26 #include "ardour/pan_controllable.h"
27 #include "ardour/session.h"
30 using namespace ARDOUR
;
32 Pannable::Pannable (Session
& s
)
34 , SessionHandleRef (s
)
35 , pan_azimuth_control (new PanControllable (s
, "", this, PanAzimuthAutomation
))
36 , pan_elevation_control (new PanControllable (s
, "", this, PanElevationAutomation
))
37 , pan_width_control (new PanControllable (s
, "", this, PanWidthAutomation
))
38 , pan_frontback_control (new PanControllable (s
, "", this, PanFrontBackAutomation
))
39 , pan_lfe_control (new PanControllable (s
, "", this, PanLFEAutomation
))
41 , _auto_style (Absolute
)
43 , _responding_to_control_auto_state_change (0)
45 add_control (pan_azimuth_control
);
46 add_control (pan_elevation_control
);
47 add_control (pan_width_control
);
48 add_control (pan_frontback_control
);
49 add_control (pan_lfe_control
);
51 /* all controls change state together */
53 pan_azimuth_control
->alist()->automation_state_changed
.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed
, this, _1
));
54 pan_elevation_control
->alist()->automation_state_changed
.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed
, this, _1
));
55 pan_width_control
->alist()->automation_state_changed
.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed
, this, _1
));
56 pan_frontback_control
->alist()->automation_state_changed
.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed
, this, _1
));
57 pan_lfe_control
->alist()->automation_state_changed
.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed
, this, _1
));
61 Pannable::control_auto_state_changed (AutoState new_state
)
63 if (_responding_to_control_auto_state_change
) {
67 _responding_to_control_auto_state_change
++;
69 pan_azimuth_control
->set_automation_state (new_state
);
70 pan_width_control
->set_automation_state (new_state
);
71 pan_elevation_control
->set_automation_state (new_state
);
72 pan_frontback_control
->set_automation_state (new_state
);
73 pan_lfe_control
->set_automation_state (new_state
);
75 _responding_to_control_auto_state_change
--;
77 _auto_state
= new_state
;
78 automation_state_changed (new_state
); /* EMIT SIGNAL */
82 Pannable::set_panner (boost::shared_ptr
<Panner
> p
)
88 Pannable::set_automation_state (AutoState state
)
90 if (state
!= _auto_state
) {
93 const Controls
& c (controls());
95 for (Controls::const_iterator ci
= c
.begin(); ci
!= c
.end(); ++ci
) {
96 boost::shared_ptr
<AutomationControl
> ac
= boost::dynamic_pointer_cast
<AutomationControl
>(ci
->second
);
98 ac
->alist()->set_automation_state (state
);
102 session().set_dirty ();
103 automation_state_changed (_auto_state
);
108 Pannable::set_automation_style (AutoStyle style
)
110 if (style
!= _auto_style
) {
113 const Controls
& c (controls());
115 for (Controls::const_iterator ci
= c
.begin(); ci
!= c
.end(); ++ci
) {
116 boost::shared_ptr
<AutomationControl
> ac
= boost::dynamic_pointer_cast
<AutomationControl
>(ci
->second
);
118 ac
->alist()->set_automation_style (style
);
122 session().set_dirty ();
123 automation_style_changed ();
128 Pannable::start_touch (double when
)
130 const Controls
& c (controls());
132 for (Controls::const_iterator ci
= c
.begin(); ci
!= c
.end(); ++ci
) {
133 boost::shared_ptr
<AutomationControl
> ac
= boost::dynamic_pointer_cast
<AutomationControl
>(ci
->second
);
135 ac
->alist()->start_touch (when
);
138 g_atomic_int_set (&_touching
, 1);
142 Pannable::stop_touch (bool mark
, double when
)
144 const Controls
& c (controls());
146 for (Controls::const_iterator ci
= c
.begin(); ci
!= c
.end(); ++ci
) {
147 boost::shared_ptr
<AutomationControl
> ac
= boost::dynamic_pointer_cast
<AutomationControl
>(ci
->second
);
149 ac
->alist()->stop_touch (mark
, when
);
152 g_atomic_int_set (&_touching
, 0);
156 Pannable::get_state ()
162 Pannable::state (bool full
)
164 XMLNode
* node
= new XMLNode (X_("Pannable"));
165 XMLNode
* control_node
;
168 control_node
= new XMLNode (X_("azimuth"));
169 snprintf (buf
, sizeof(buf
), "%.12g", pan_azimuth_control
->get_value());
170 control_node
->add_property (X_("value"), buf
);
171 node
->add_child_nocopy (*control_node
);
173 control_node
= new XMLNode (X_("width"));
174 snprintf (buf
, sizeof(buf
), "%.12g", pan_width_control
->get_value());
175 control_node
->add_property (X_("value"), buf
);
176 node
->add_child_nocopy (*control_node
);
178 control_node
= new XMLNode (X_("elevation"));
179 snprintf (buf
, sizeof(buf
), "%.12g", pan_elevation_control
->get_value());
180 control_node
->add_property (X_("value"), buf
);
181 node
->add_child_nocopy (*control_node
);
183 control_node
= new XMLNode (X_("frontback"));
184 snprintf (buf
, sizeof(buf
), "%.12g", pan_frontback_control
->get_value());
185 control_node
->add_property (X_("value"), buf
);
186 node
->add_child_nocopy (*control_node
);
188 control_node
= new XMLNode (X_("lfe"));
189 snprintf (buf
, sizeof(buf
), "%.12g", pan_lfe_control
->get_value());
190 control_node
->add_property (X_("value"), buf
);
191 node
->add_child_nocopy (*control_node
);
193 node
->add_child_nocopy (get_automation_xml_state ());
199 Pannable::set_state (const XMLNode
& root
, int /*version - not used*/)
201 if (root
.name() != X_("Pannable")) {
202 warning
<< string_compose (_("Pannable given XML data for %1 - ignored"), root
.name()) << endmsg
;
207 XMLNodeConstIterator niter
;
208 const XMLProperty
*prop
;
210 nlist
= root
.children();
212 for (niter
= nlist
.begin(); niter
!= nlist
.end(); ++niter
) {
213 if ((*niter
)->name() == X_("azimuth")) {
214 prop
= (*niter
)->property (X_("value"));
216 pan_azimuth_control
->set_value (atof (prop
->value()));
218 } else if ((*niter
)->name() == X_("width")) {
219 prop
= (*niter
)->property (X_("value"));
221 pan_width_control
->set_value (atof (prop
->value()));
223 } else if ((*niter
)->name() == X_("elevation")) {
224 prop
= (*niter
)->property (X_("value"));
226 pan_elevation_control
->set_value (atof (prop
->value()));
228 } else if ((*niter
)->name() == X_("azimuth")) {
229 prop
= (*niter
)->property (X_("value"));
231 pan_frontback_control
->set_value (atof (prop
->value()));
233 } else if ((*niter
)->name() == X_("lfe")) {
234 prop
= (*niter
)->property (X_("value"));
236 pan_lfe_control
->set_value (atof (prop
->value()));
238 } else if ((*niter
)->name() == Automatable::xml_node_name
) {
239 set_automation_xml_state (**niter
, PanAzimuthAutomation
);