add new A/B comparison for plugins, plus ways of disabling all plugins quickly (not undoable at this time)

git-svn-id: svn://localhost/ardour2/trunk@1840 d708f5d6-7413-0410-9779-e7cbd77b26cf

11 files changed, 304 insertions, 6 deletions

diff --git a/gtk2_ardour/ardour.menus b/gtk2_ardour/ardour.menus
index 2c40704e4e..9b68c996a4 100644
--- a/gtk2_ardour/ardour.menus
+++ b/gtk2_ardour/ardour.menus
@@ -301,6 +301,10 @@
                    <menuitem action='UseSoftwareMonitoring'/>
                    <menuitem action='UseExternalMonitoring'/>
                </menu>
+	           <menu action='Plugins'>
+		        <menuitem action='DisableAllPlugins'/>
+		        <menuitem action='ABAllPlugins'/>
+               </menu>
 	       <menu action='Metering'>
                    <menu action='MeteringFallOffRate'>
 		        <menuitem action='MeterFalloffOff'/>
@@ -386,6 +390,9 @@
 	 <menuitem action='activate_all'/>
 	 <menuitem action='deactivate_all'/>
 	  <separator/>
+	 <menuitem action='deactivate_plugins'/>
+	 <menuitem action='a_b_plugins'/>
+	  <separator/>
 	 <menuitem action='edit'/>
       </popup>
 
diff --git a/gtk2_ardour/ardour_ui.cc b/gtk2_ardour/ardour_ui.cc
index 3b33fc18e1..6e0b1ce4f6 100644
--- a/gtk2_ardour/ardour_ui.cc
+++ b/gtk2_ardour/ardour_ui.cc
@@ -40,7 +40,8 @@
 #include <pbd/pathscanner.h>
 #include <pbd/failed_constructor.h>
 #include <pbd/enumwriter.h>
-#include <pbd/stacktrace.h>
+#include <pbd/memento_command.h>
+
 #include <gtkmm2ext/gtk_ui.h>
 #include <gtkmm2ext/utils.h>
 #include <gtkmm2ext/click_box.h>
@@ -189,6 +190,7 @@ ARDOUR_UI::ARDOUR_UI (int *argcp, char **argvp[], string rcfile)
 	session_loaded = false;
 	last_speed_displayed = -1.0f;
 	keybindings_path = ARDOUR::find_config_file ("ardour.bindings");
+	ab_direction = true;
 
 	can_save_keybindings = false;
 
@@ -2842,3 +2844,42 @@ ARDOUR_UI::setup_profile ()
 		Profile->set_small_screen ();
 	}
 }
+
+void
+ARDOUR_UI::disable_all_plugins ()
+{
+	if (!session) {
+		return;
+	}
+
+	// session->begin_reversible_command (_("Disable all plugins"));
+
+	boost::shared_ptr<Session::RouteList> routes = session->get_routes ();
+
+	for (Session::RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
+		// XMLNode& before = (*i)->get_redirect_state ();
+		// session->add_command (new MementoCommand<Route>(**i, &before, 0));
+		(*i)->disable_plugins ();
+		// XMLNode& after = (*i)->get_redirect_state ();
+		// session->add_command (new MementoCommand<Route>(**i, 0, &after));
+				      
+	}
+
+	// session->commit_reversible_command ();
+}
+
+void
+ARDOUR_UI::ab_all_plugins ()
+{
+	if (!session) {
+		return;
+	}
+
+	boost::shared_ptr<Session::RouteList> routes = session->get_routes ();
+
+	for (Session::RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
+		(*i)->ab_plugins (ab_direction);
+	}
+	
+	ab_direction = !ab_direction;
+}
diff --git a/gtk2_ardour/ardour_ui.h b/gtk2_ardour/ardour_ui.h
index 920cb97f44..8979417f88 100644
--- a/gtk2_ardour/ardour_ui.h
+++ b/gtk2_ardour/ardour_ui.h
@@ -716,6 +716,10 @@ class ARDOUR_UI : public Gtkmm2ext::UI
 
 	void no_memory_warning ();
 	void check_memory_locking ();
+
+	bool ab_direction;
+	void disable_all_plugins ();
+	void ab_all_plugins ();
 };
 
 #endif /* __ardour_gui_h__ */
diff --git a/gtk2_ardour/ardour_ui_ed.cc b/gtk2_ardour/ardour_ui_ed.cc
index d4a7a183e4..f571b5bb9f 100644
--- a/gtk2_ardour/ardour_ui_ed.cc
+++ b/gtk2_ardour/ardour_ui_ed.cc
@@ -90,6 +90,7 @@ ARDOUR_UI::install_actions ()
 	ActionManager::register_action (main_actions, X_("AudioFileFormatHeader"), _("Header"));
 	ActionManager::register_action (main_actions, X_("AudioFileFormatData"), _("Data"));
 	ActionManager::register_action (main_actions, X_("ControlSurfaces"), _("Control Surfaces"));
+	ActionManager::register_action (main_actions, X_("Plugins"), _("Plugins"));
 	ActionManager::register_action (main_actions, X_("Metering"), _("Metering"));
 	ActionManager::register_action (main_actions, X_("MeteringFallOffRate"), _("Fall off rate"));
 	ActionManager::register_action (main_actions, X_("MeteringHoldTime"), _("Hold Time"));
@@ -423,6 +424,11 @@ ARDOUR_UI::install_actions ()
 	act = ActionManager::register_toggle_action (option_actions, X_("ShowSoloMutes"), _("Show solo muting"), mem_fun (*this, &ARDOUR_UI::toggle_ShowSoloMutes));
 	ActionManager::session_sensitive_actions.push_back (act);
 
+	act = ActionManager::register_action (option_actions, X_("DisableAllPlugins"), _("Disable All Plugins"), mem_fun (*this, &ARDOUR_UI::disable_all_plugins));
+	ActionManager::session_sensitive_actions.push_back (act);
+	act = ActionManager::register_action (option_actions, X_("ABAllPlugins"), _("A/B All Plugins"), mem_fun (*this, &ARDOUR_UI::ab_all_plugins));
+	ActionManager::session_sensitive_actions.push_back (act);
+
 	/* !!! REMEMBER THAT RADIO ACTIONS HAVE TO BE HANDLED WITH MORE FINESSE THAN SIMPLE TOGGLES !!! */
 
 	RadioAction::Group meter_falloff_group;
diff --git a/gtk2_ardour/redirect_box.cc b/gtk2_ardour/redirect_box.cc
index 2b908ebaa2..96e99e4667 100644
--- a/gtk2_ardour/redirect_box.cc
+++ b/gtk2_ardour/redirect_box.cc
@@ -105,6 +105,7 @@ RedirectBox::RedirectBox (Placement pcmnt, Session& sess, boost::shared_ptr<Rout
 	redirect_drag_in_progress = false;
 	no_redirect_redisplay = false;
 	ignore_delete = false;
+	ab_direction = true;
 
 	model = ListStore::create(columns);
 
@@ -628,7 +629,11 @@ RedirectBox::build_redirect_tooltip (EventBox& box, string start)
 	for(Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
   		Gtk::TreeModel::Row row = *iter;
 		tip += '\n';
-  		tip += row[columns.text];
+
+		/* don't use the column text, since it may be narrowed */
+
+		boost::shared_ptr<Redirect> r = row[columns.redirect];
+  		tip += r->name();
 	}
 	ARDOUR_UI::instance()->tooltips().set_tip (box, tip);
 }
@@ -996,6 +1001,23 @@ RedirectBox::all_redirects_active (bool state)
 }
 
 void
+RedirectBox::all_plugins_active (bool state)
+{
+	if (state) {
+		// XXX not implemented
+	} else {
+		_route->disable_plugins (_placement);
+	}
+}
+
+void
+RedirectBox::ab_plugins ()
+{
+	_route->ab_plugins (ab_direction);
+	ab_direction = !ab_direction;
+}
+
+void
 RedirectBox::clear_redirects ()
 {
 	string prompt;
@@ -1223,6 +1245,9 @@ RedirectBox::register_actions ()
 	ActionManager::register_action (popup_act_grp, X_("activate_all"), _("Activate all"),  sigc::ptr_fun (RedirectBox::rb_activate_all));
 	ActionManager::register_action (popup_act_grp, X_("deactivate_all"), _("Deactivate all"),  sigc::ptr_fun (RedirectBox::rb_deactivate_all));
 
+	ActionManager::register_action (popup_act_grp, X_("a_b_plugins"), _("A/B plugins"),  sigc::ptr_fun (RedirectBox::rb_ab_plugins));
+	ActionManager::register_action (popup_act_grp, X_("deactivate_plugins"), _("Deactivate plugins"),  sigc::ptr_fun (RedirectBox::rb_deactivate_plugins));
+
 	/* show editors */
 	act = ActionManager::register_action (popup_act_grp, X_("edit"), _("Edit"),  sigc::ptr_fun (RedirectBox::rb_edit));
 	ActionManager::plugin_selection_sensitive_actions.push_back(act);
@@ -1376,6 +1401,27 @@ RedirectBox::rb_deactivate_all ()
 }
 
 void
+RedirectBox::rb_deactivate_plugins ()
+{
+	if (_current_redirect_box == 0) {
+		return;
+	}
+	_current_redirect_box->all_plugins_active (false);
+}
+
+
+void
+RedirectBox::rb_ab_plugins ()
+{
+	if (_current_redirect_box == 0) {
+		return;
+	}
+
+	_current_redirect_box->ab_plugins ();
+}
+
+
+void
 RedirectBox::rb_edit ()
 {
 	if (_current_redirect_box == 0) {
diff --git a/gtk2_ardour/redirect_box.h b/gtk2_ardour/redirect_box.h
index cb126dc13f..88fbd5924d 100644
--- a/gtk2_ardour/redirect_box.h
+++ b/gtk2_ardour/redirect_box.h
@@ -91,6 +91,7 @@ class RedirectBox : public Gtk::HBox
 	boost::shared_ptr<ARDOUR::Route>  _route;
 	ARDOUR::Session &   _session;
 	bool                _owner_is_mixer;
+	bool                 ab_direction;
 
 	ARDOUR::Placement   _placement;
 
@@ -170,6 +171,8 @@ class RedirectBox : public Gtk::HBox
 	void redirect_drag_begin (GdkDragContext*);
 	void redirect_drag_end (GdkDragContext*);
 	void all_redirects_active(bool state);
+	void all_plugins_active(bool state);
+	void ab_plugins ();
 
 	void cut_redirects ();
 	void copy_redirects ();
@@ -217,6 +220,8 @@ class RedirectBox : public Gtk::HBox
 	static void rb_activate_all ();
 	static void rb_deactivate_all ();
 	static void rb_edit ();
+	static void rb_ab_plugins ();
+	static void rb_deactivate_plugins ();
 	
 	void route_name_changed (void* src, PluginUIWindow* plugin_ui, boost::weak_ptr<ARDOUR::PluginInsert> pi);
 	std::string generate_redirect_title (boost::shared_ptr<ARDOUR::PluginInsert> pi);
diff --git a/libs/ardour/ardour/redirect.h b/libs/ardour/ardour/redirect.h
index fac2241f14..fbbb295a24 100644
--- a/libs/ardour/ardour/redirect.h
+++ b/libs/ardour/ardour/redirect.h
@@ -108,6 +108,9 @@ class Redirect : public IO
 	bool find_next_event (nframes_t, nframes_t, ControlEvent&) const;
 
 	virtual void transport_stopped (nframes_t frame) {};
+
+	bool get_next_ab_is_active () const { return _next_ab_is_active; }
+	void set_next_ab_is_active (bool yn);
 	
   protected:
 	/* children may use this stuff as they see fit */
@@ -127,6 +130,7 @@ class Redirect : public IO
 	
   private:
 	bool _active;
+	bool _next_ab_is_active;
 	Placement _placement;
 	uint32_t _sort_key;
 	void* _gui;  /* generic, we don't know or care what this is */
diff --git a/libs/ardour/ardour/route.h b/libs/ardour/ardour/route.h
index 6247d79a27..af27a99b9d 100644
--- a/libs/ardour/ardour/route.h
+++ b/libs/ardour/ardour/route.h
@@ -168,7 +168,11 @@ class Route : public IO
 	int remove_redirect (boost::shared_ptr<Redirect>, void *src, uint32_t* err_streams = 0);
 	int copy_redirects (const Route&, Placement, uint32_t* err_streams = 0);
 	int sort_redirects (uint32_t* err_streams = 0);
-
+	void disable_redirects (Placement);
+	void disable_redirects ();
+	void disable_plugins (Placement);
+	void disable_plugins ();
+	void ab_plugins (bool forward);
 	void clear_redirects (Placement, void *src);
 	void all_redirects_flip();
 	void all_redirects_active (Placement, bool state);
@@ -202,6 +206,9 @@ class Route : public IO
 	int set_state(const XMLNode& node);
 	virtual XMLNode& get_template();
 
+	XMLNode& get_redirect_state ();
+	int set_redirect_state (const XMLNode&);
+
 	sigc::signal<void,void*> SelectedChanged;
 
 	int set_control_outs (const vector<std::string>& ports);
diff --git a/libs/ardour/insert.cc b/libs/ardour/insert.cc
index 66cf6b1d4c..f08661b06a 100644
--- a/libs/ardour/insert.cc
+++ b/libs/ardour/insert.cc
@@ -613,13 +613,13 @@ PluginInsert::state (bool full)
 	/* add port automation state */
 	XMLNode *autonode = new XMLNode(port_automation_node_name);
 	set<uint32_t> automatable = _plugins[0]->automatable();
-
+	
 	for (set<uint32_t>::iterator x =  automatable.begin(); x != automatable.end(); ++x) {
-
+		
 		XMLNode* child = new XMLNode("port");
 		snprintf(buf, sizeof(buf), "%" PRIu32, *x);
 		child->add_property("number", string(buf));
-
+		
 		child->add_child_nocopy (automation_list (*x).state (full));
 		autonode->add_child_nocopy (*child);
 	}
diff --git a/libs/ardour/redirect.cc b/libs/ardour/redirect.cc
index ba895f6447..bdcc718710 100644
--- a/libs/ardour/redirect.cc
+++ b/libs/ardour/redirect.cc
@@ -51,6 +51,7 @@ Redirect::Redirect (Session& s, const string& name, Placement p,
 {
 	_placement = p;
 	_active = false;
+	_next_ab_is_active = false;
 	_sort_key = 0;
 	_gui = 0;
 	_extra_xml = 0;
@@ -477,3 +478,8 @@ Redirect::set_active (bool yn, void* src)
 	_session.set_dirty ();
 }
 
+void
+Redirect::set_next_ab_is_active (bool yn)
+{
+	_next_ab_is_active = yn;
+}
diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc
index 30de550c2f..81fcdb4cec 100644
--- a/libs/ardour/route.cc
+++ b/libs/ardour/route.cc
@@ -883,6 +883,110 @@ Route::add_redirects (const RedirectList& others, void *src, uint32_t* err_strea
 	return 0;
 }
 
+/** Turn off all redirects with a given placement
+ * @param p Placement of redirects to disable
+ */
+
+void
+Route::disable_redirects (Placement p)
+{
+	Glib::RWLock::ReaderLock lm (redirect_lock);
+	
+	for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) {
+		if ((*i)->placement() == p) {
+			(*i)->set_active (false, this);
+		}
+	}
+}
+
+/** Turn off all redirects 
+ */
+
+void
+Route::disable_redirects ()
+{
+	Glib::RWLock::ReaderLock lm (redirect_lock);
+	
+	for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) {
+		(*i)->set_active (false, this);
+	}
+}
+
+/** Turn off all redirects with a given placement
+ * @param p Placement of redirects to disable
+ */
+
+void
+Route::disable_plugins (Placement p)
+{
+	Glib::RWLock::ReaderLock lm (redirect_lock);
+	
+	for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) {
+		if (boost::dynamic_pointer_cast<PluginInsert> (*i) && (*i)->placement() == p) {
+			(*i)->set_active (false, this);
+		}
+	}
+}
+
+/** Turn off all plugins
+ */
+
+void
+Route::disable_plugins ()
+{
+	Glib::RWLock::ReaderLock lm (redirect_lock);
+	
+	for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) {
+		if (boost::dynamic_pointer_cast<PluginInsert> (*i)) {
+			(*i)->set_active (false, this);
+		}
+	}
+}
+
+
+void
+Route::ab_plugins (bool forward)
+{
+	Glib::RWLock::ReaderLock lm (redirect_lock);
+			
+	if (forward) {
+
+		/* forward = turn off all active redirects, and mark them so that the next time
+		   we go the other way, we will revert them
+		*/
+
+		for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) {
+			if (!boost::dynamic_pointer_cast<PluginInsert> (*i)) {
+				continue;
+			}
+
+			if ((*i)->active()) {
+				(*i)->set_active (false, this);
+				(*i)->set_next_ab_is_active (true);
+			} else {
+				(*i)->set_next_ab_is_active (false);
+			}
+		}
+
+	} else {
+
+		/* backward = if the redirect was marked to go active on the next ab, do so */
+
+		for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) {
+
+			if (!boost::dynamic_pointer_cast<PluginInsert> (*i)) {
+				continue;
+			}
+
+			if ((*i)->get_next_ab_is_active()) {
+				(*i)->set_active (true, this);
+			} else {
+				(*i)->set_active (false, this);
+			}
+		}
+	}
+}
+
 /** Remove redirects with a given placement.
  * @param p Placement of redirects to remove.
  */
@@ -1424,6 +1528,74 @@ Route::state(bool full_state)
 	return *node;
 }
 
+XMLNode&
+Route::get_redirect_state ()
+{
+	XMLNode* root = new XMLNode (X_("redirects"));
+	for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) {
+		root->add_child_nocopy ((*i)->state (true));
+	}
+
+	return *root;
+}
+
+int
+Route::set_redirect_state (const XMLNode& root)
+{
+	if (root.name() != X_("redirects")) {
+		return -1;
+	}
+
+	XMLNodeList nlist;
+	XMLNodeList nnlist;
+	XMLNodeConstIterator iter;
+	XMLNodeConstIterator niter;
+	Glib::RWLock::ReaderLock lm (redirect_lock);
+
+	nlist = root.children();
+	
+	for (iter = nlist.begin(); iter != nlist.end(); ++iter){
+
+		/* iter now points to a Redirect state node */
+		
+		nnlist = (*iter)->children ();
+
+		for (niter = nnlist.begin(); niter != nnlist.end(); ++niter) {
+
+			/* find the IO child node, since it contains the ID we need */
+
+			/* XXX OOP encapsulation violation, ugh */
+
+			if ((*niter)->name() == IO::state_node_name) {
+
+				XMLProperty* prop = (*niter)->property (X_("id"));
+				
+				if (!prop) {
+					warning << _("Redirect node has no ID, ignored") << endmsg;
+					break;
+				}
+
+				ID id = prop->value ();
+
+				/* now look for a redirect with that ID */
+	
+				for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) {
+					if ((*i)->id() == id) {
+						(*i)->set_state (**iter);
+						break;
+					}
+				}
+				
+				break;
+				
+			}
+		}
+
+	}
+
+	return 0;
+}
+
 void
 Route::set_deferred_state ()
 {