diff options
Diffstat (limited to 'src/server/Driver.hpp')
| -rw-r--r-- | src/server/Driver.hpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/server/Driver.hpp b/src/server/Driver.hpp index 3e1a724f..eae90084 100644 --- a/src/server/Driver.hpp +++ b/src/server/Driver.hpp @@ -1,6 +1,6 @@ /* This file is part of Ingen. - Copyright 2007-2016 David Robillard <http://drobilla.net/> + Copyright 2007-2017 David Robillard <http://drobilla.net/> Ingen is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free @@ -42,7 +42,7 @@ public: virtual ~Driver() {} /** Activate driver (begin processing graph and events). */ - virtual void activate() {} + virtual bool activate() { return true; } /** Deactivate driver (stop processing graph and events). */ virtual void deactivate() {} @@ -66,6 +66,9 @@ public: */ virtual void remove_port(RunContext& context, EnginePort* port) = 0; + /** Return true iff driver supports dynamic adding/removing of ports. */ + virtual bool dynamic_ports() const { return false; } + /** Register a system visible port. */ virtual void register_port(EnginePort& port) = 0; @@ -91,7 +94,7 @@ public: virtual SampleRate sample_rate() const = 0; /** Return the current frame time (running counter) */ - virtual SampleCount frame_time() const = 0; + virtual SampleCount frame_time() const = 0; /** Append time events for this cycle to `buffer`. */ virtual void append_time_events(RunContext& context, |