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"
22 #include "pbd/compose.h"
24 #include "ardour/boost_debug.h"
25 #include "ardour/debug.h"
26 #include "ardour/automation_control.h"
27 #include "ardour/automation_list.h"
28 #include "ardour/pannable.h"
29 #include "ardour/panner.h"
30 #include "ardour/pan_controllable.h"
31 #include "ardour/session.h"
37 using namespace ARDOUR;
39 Pannable::Pannable (Session& s)
41 , SessionHandleRef (s)
42 , pan_azimuth_control (new PanControllable (s, "", this, PanAzimuthAutomation))
43 , pan_elevation_control (new PanControllable (s, "", this, PanElevationAutomation))
44 , pan_width_control (new PanControllable (s, "", this, PanWidthAutomation))
45 , pan_frontback_control (new PanControllable (s, "", this, PanFrontBackAutomation))
46 , pan_lfe_control (new PanControllable (s, "", this, PanLFEAutomation))
48 , _auto_style (Absolute)
50 , _responding_to_control_auto_state_change (0)
52 //boost_debug_shared_ptr_mark_interesting (this, "pannable");
54 add_control (pan_azimuth_control);
55 add_control (pan_elevation_control);
56 add_control (pan_width_control);
57 add_control (pan_frontback_control);
58 add_control (pan_lfe_control);
60 /* all controls change state together */
62 pan_azimuth_control->alist()->automation_state_changed.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed, this, _1));
63 pan_elevation_control->alist()->automation_state_changed.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed, this, _1));
64 pan_width_control->alist()->automation_state_changed.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed, this, _1));
65 pan_frontback_control->alist()->automation_state_changed.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed, this, _1));
66 pan_lfe_control->alist()->automation_state_changed.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed, this, _1));
68 pan_azimuth_control->Changed.connect_same_thread (*this, boost::bind (&Pannable::value_changed, this));
69 pan_elevation_control->Changed.connect_same_thread (*this, boost::bind (&Pannable::value_changed, this));
70 pan_width_control->Changed.connect_same_thread (*this, boost::bind (&Pannable::value_changed, this));
71 pan_frontback_control->Changed.connect_same_thread (*this, boost::bind (&Pannable::value_changed, this));
72 pan_lfe_control->Changed.connect_same_thread (*this, boost::bind (&Pannable::value_changed, this));
75 Pannable::~Pannable ()
77 DEBUG_TRACE (DEBUG::Destruction, string_compose ("pannable @ %1 destructor\n", this));
81 Pannable::control_auto_state_changed (AutoState new_state)
83 if (_responding_to_control_auto_state_change) {
87 _responding_to_control_auto_state_change++;
89 pan_azimuth_control->set_automation_state (new_state);
90 pan_width_control->set_automation_state (new_state);
91 pan_elevation_control->set_automation_state (new_state);
92 pan_frontback_control->set_automation_state (new_state);
93 pan_lfe_control->set_automation_state (new_state);
95 _responding_to_control_auto_state_change--;
97 _auto_state = new_state;
98 automation_state_changed (new_state); /* EMIT SIGNAL */
102 Pannable::set_panner (boost::shared_ptr<Panner> p)
108 Pannable::value_changed ()
110 _session.set_dirty ();
114 Pannable::set_automation_state (AutoState state)
116 if (state != _auto_state) {
119 const Controls& c (controls());
121 for (Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
122 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl>(ci->second);
124 ac->alist()->set_automation_state (state);
128 session().set_dirty ();
129 automation_state_changed (_auto_state);
134 Pannable::set_automation_style (AutoStyle style)
136 if (style != _auto_style) {
139 const Controls& c (controls());
141 for (Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
142 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl>(ci->second);
144 ac->alist()->set_automation_style (style);
148 session().set_dirty ();
149 automation_style_changed ();
154 Pannable::start_touch (double when)
156 const Controls& c (controls());
158 for (Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
159 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl>(ci->second);
161 ac->alist()->start_touch (when);
164 g_atomic_int_set (&_touching, 1);
168 Pannable::stop_touch (bool mark, double when)
170 const Controls& c (controls());
172 for (Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
173 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl>(ci->second);
175 ac->alist()->stop_touch (mark, when);
178 g_atomic_int_set (&_touching, 0);
182 Pannable::get_state ()
188 Pannable::state (bool /*full*/)
191 XMLNode* node = new XMLNode (X_("Pannable"));
193 node->add_child_nocopy (pan_azimuth_control->get_state());
194 node->add_child_nocopy (pan_width_control->get_state());
195 node->add_child_nocopy (pan_elevation_control->get_state());
196 node->add_child_nocopy (pan_frontback_control->get_state());
197 node->add_child_nocopy (pan_lfe_control->get_state());
199 node->add_child_nocopy (get_automation_xml_state ());
205 Pannable::set_state (const XMLNode& root, int version)
207 if (root.name() != X_("Pannable")) {
208 warning << string_compose (_("Pannable given XML data for %1 - ignored"), root.name()) << endmsg;
212 const XMLNodeList& nlist (root.children());
213 XMLNodeConstIterator niter;
215 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
216 if ((*niter)->name() == Controllable::xml_node_name) {
217 XMLProperty const * prop = (*niter)->property (X_("name"));
223 if (prop->value() == pan_azimuth_control->name()) {
224 pan_azimuth_control->set_state (**niter, version);
225 } else if (prop->value() == pan_width_control->name()) {
226 pan_width_control->set_state (**niter, version);
227 } else if (prop->value() == pan_elevation_control->name()) {
228 pan_elevation_control->set_state (**niter, version);
229 } else if (prop->value() == pan_frontback_control->name()) {
230 pan_frontback_control->set_state (**niter, version);
231 } else if (prop->value() == pan_lfe_control->name()) {
232 pan_lfe_control->set_state (**niter, version);
235 } else if ((*niter)->name() == Automatable::xml_node_name) {
236 set_automation_xml_state (**niter, PanAzimuthAutomation);
239 XMLProperty const * prop;
241 /* old school (alpha1-6) XML info */
243 if ((*niter)->name() == X_("azimuth")) {
244 prop = (*niter)->property (X_("value"));
246 pan_azimuth_control->set_value (atof (prop->value()), Controllable::NoGroup);
248 } else if ((*niter)->name() == X_("width")) {
249 prop = (*niter)->property (X_("value"));
251 pan_width_control->set_value (atof (prop->value()), Controllable::NoGroup);
253 } else if ((*niter)->name() == X_("elevation")) {
254 prop = (*niter)->property (X_("value"));
256 pan_elevation_control->set_value (atof (prop->value()), Controllable::NoGroup);
258 } else if ((*niter)->name() == X_("frontback")) {
259 prop = (*niter)->property (X_("value"));
261 pan_frontback_control->set_value (atof (prop->value()), Controllable::NoGroup);
263 } else if ((*niter)->name() == X_("lfe")) {
264 prop = (*niter)->property (X_("value"));
266 pan_lfe_control->set_value (atof (prop->value()), Controllable::NoGroup);
278 Pannable::value_as_string (boost::shared_ptr<AutomationControl> ac) const
280 boost::shared_ptr<Panner> p = panner ();
283 return p->value_as_string (ac);
286 return Automatable::value_as_string (ac);