towards export latency compensation

[ardour.git] / libs / ardour / ardour / route_group.h

diff --git a/libs/ardour/ardour/route_group.h b/libs/ardour/ardour/route_group.h
index 78a3102565b0c3cb078b417ae043a7fc50e23f80..1285d3bc52201e227d18c01136aea33d068b1621 100644 (file)
--- a/libs/ardour/ardour/route_group.h
+++ b/libs/ardour/ardour/route_group.h
@@ -38,17 +38,18 @@
 namespace ARDOUR {
 
 namespace Properties {
-       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> relative;
+       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> group_relative;
+       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> group_gain;
+       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> group_mute;
+       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> group_solo;
+       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> group_recenable;
+       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> group_select;
+       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> group_route_active;
+       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> group_color;
+       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> group_monitoring;
        LIBARDOUR_API extern PBD::PropertyDescriptor<bool> active;
-       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> gain;
-       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> mute;
-       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> solo;
-       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> recenable;
-       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> select;
-       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> route_active;
-       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> color;
-       LIBARDOUR_API extern PBD::PropertyDescriptor<bool> monitoring;
-       /* we use this, but its declared in region.cc */
+       LIBARDOUR_API extern PBD::PropertyDescriptor<int32_t> group_master_number;
+       /* we use these declared in region.cc */
        LIBARDOUR_API extern PBD::PropertyDescriptor<bool> hidden;
 };
 
@@ -75,7 +76,7 @@ class LIBARDOUR_API RouteGroup : public SessionObject
        bool is_active () const { return _active.val(); }
        bool is_relative () const { return _relative.val(); }
        bool is_hidden () const { return _hidden.val(); }
-       bool is_gain () const { return _gain.val(); }
+       bool is_gain () const { return _gain.val() && _group_master_number.val() <= 0; }
        bool is_mute () const { return _mute.val(); }
        bool is_solo () const { return _solo.val(); }
        bool is_recenable () const { return _recenable.val(); }
@@ -83,6 +84,7 @@ class LIBARDOUR_API RouteGroup : public SessionObject
        bool is_route_active () const { return _route_active.val(); }
        bool is_color () const { return _color.val(); }
        bool is_monitoring() const { return _monitoring.val(); }
+       int32_t group_master_number() const { return _group_master_number.val(); }
 
        bool empty() const {return routes->empty();}
        size_t size() const { return routes->size();}
@@ -145,10 +147,13 @@ class LIBARDOUR_API RouteGroup : public SessionObject
 
        void assign_master (boost::shared_ptr<VCA>);
        void unassign_master (boost::shared_ptr<VCA>);
+       bool has_control_master() const;
+       bool slaved () const;
 
   private:
        boost::shared_ptr<RouteList> routes;
        boost::shared_ptr<Route> subgroup_bus;
+       boost::weak_ptr<VCA> group_master;
 
        PBD::Property<bool> _relative;
        PBD::Property<bool> _active;
@@ -161,10 +166,7 @@ class LIBARDOUR_API RouteGroup : public SessionObject
        PBD::Property<bool> _route_active;
        PBD::Property<bool> _color;
        PBD::Property<bool> _monitoring;
-
-       bool pre_master_gain;
-       bool pre_master_solo;
-       bool pre_master_mute;
+       PBD::Property<int32_t> _group_master_number;
 
        boost::shared_ptr<ControlGroup> _solo_group;
        boost::shared_ptr<ControlGroup> _mute_group;