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Diffstat (limited to 'src/libs/engine/Event.h')
-rw-r--r-- | src/libs/engine/Event.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/src/libs/engine/Event.h b/src/libs/engine/Event.h deleted file mode 100644 index 01b14abc..00000000 --- a/src/libs/engine/Event.h +++ /dev/null @@ -1,94 +0,0 @@ -/* This file is part of Ingen. - * Copyright (C) 2007 Dave Robillard <http://drobilla.net> - * - * Ingen is free software; you can redistribute it and/or modify it under the - * terms of the GNU General Public License as published by the Free Software - * Foundation; either version 2 of the License, or (at your option) any later - * version. - * - * Ingen is distributed in the hope that it will be useful, but WITHOUT ANY - * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS - * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef EVENT_H -#define EVENT_H - -#include <cassert> -#include <raul/SharedPtr.h> -#include <raul/Deletable.h> -#include "interface/Responder.h" -#include "types.h" -#include "ThreadManager.h" - -namespace Raul { class Path; } -using Raul::Path; - -using Ingen::Shared::Responder; - -namespace Ingen { - -class Engine; - - -/** Base class for all events (both realtime and QueuedEvent). - * - * This is for time-critical events like note ons. There is no non-realtime - * pre-execute method as in QueuedEvent's, any lookups etc need to be done in the - * realtime execute() method. - * - * QueuedEvent extends this class with a pre_process() method for any work that needs - * to be done before processing in the realtime audio thread. - * - * \ingroup engine - */ -class Event : public Raul::Deletable -{ -public: - virtual ~Event() {} - - /** Execute this event in the audio thread (MUST be realtime safe). */ - virtual void execute(SampleCount nframes, FrameTime start, FrameTime end) - { - assert(ThreadManager::current_thread_id() == THREAD_PROCESS); - assert(!_executed); - assert(_time <= end); - - // Missed the event, jitter, damnit. - if (_time < start) - _time = start; - - _executed = true; - } - - /** Perform any actions after execution (ie send replies to commands) - * (no realtime requirements). */ - virtual void post_process() - { - assert(ThreadManager::current_thread_id() == THREAD_POST_PROCESS); - } - - inline SampleCount time() { return _time; } - -protected: - Event(Engine& engine, SharedPtr<Shared::Responder> responder, FrameTime time) - : _engine(engine) - , _responder(responder) - , _time(time) - , _executed(false) - {} - - Engine& _engine; - SharedPtr<Shared::Responder> _responder; - FrameTime _time; - bool _executed; -}; - - -} // namespace Ingen - -#endif // EVENT_H |