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-rw-r--r--libs/ardour/ardour/route_group.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/libs/ardour/ardour/route_group.h b/libs/ardour/ardour/route_group.h
index fc295a658c..95affaeaf5 100644
--- a/libs/ardour/ardour/route_group.h
+++ b/libs/ardour/ardour/route_group.h
@@ -55,6 +55,13 @@ class Track;
class AudioTrack;
class Session;
+/** A group identifier for routes.
+ *
+ * RouteGroups permit to define properties which are shared
+ * among all Routes that use the given identifier.
+ *
+ * A route can at most be in one group.
+ */
class LIBARDOUR_API RouteGroup : public SessionObject
{
public: