X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fgain_control.h;h=f72320f1dd59ca47417dfcde3d53d6d816131862;hb=faefc3ba9a42417b133235e0a9efeaba467aad5f;hp=c6421a6922a673629e7b9428737056e91936d04c;hpb=8eafe8b8045e60b305a40b729b9daea2c6289d28;p=ardour.git

diff --git a/libs/ardour/ardour/gain_control.h b/libs/ardour/ardour/gain_control.h
index c6421a6922..f72320f1dd 100644
--- a/libs/ardour/ardour/gain_control.h
+++ b/libs/ardour/ardour/gain_control.h
@@ -20,30 +20,25 @@
 #define __ardour_gain_control_h__
 
 #include <string>
-#include <list>
 
 #include <boost/shared_ptr.hpp>
-#include <glibmm/threads.h>
 
 #include "pbd/controllable.h"
 
 #include "evoral/Parameter.hpp"
 
-#include "ardour/automation_control.h"
+#include "ardour/slavable_automation_control.h"
 #include "ardour/libardour_visibility.h"
 
 namespace ARDOUR {
 
 class Session;
 
-class LIBARDOUR_API GainControl : public AutomationControl {
+class LIBARDOUR_API GainControl : public SlavableAutomationControl {
   public:
 	GainControl (Session& session, const Evoral::Parameter &param,
 	             boost::shared_ptr<AutomationList> al = boost::shared_ptr<AutomationList>());
 
-	void set_value (double val, PBD::Controllable::GroupControlDisposition group_override);
-	void set_value_unchecked (double);
-
 	double internal_to_interface (double) const;
 	double interface_to_internal (double) const;
 	double internal_to_user (double) const;
@@ -53,20 +48,13 @@ class LIBARDOUR_API GainControl : public AutomationControl {
 	double lower_db;
 	double range_db;
 
-	gain_t get_master_gain () const;
-	void add_master (boost::shared_ptr<GainControl>);
-	void remove_master (boost::shared_ptr<GainControl>);
-	void clear_masters ();
-
-  private:
-	void _set_value (double val, PBD::Controllable::GroupControlDisposition group_override);
+	int set_state (XMLNode const&, int);
+	XMLNode& get_state();
 
-	mutable Glib::Threads::Mutex master_lock;
+	void inc_gain (gain_t);
 
-	typedef std::list<boost::shared_ptr<GainControl> > Masters;
-	Masters _masters;
-
-	gain_t get_master_gain_locked () const;
+  private:
+	void recompute_masters_ratios (double val);
 };
 
 } /* namespace */