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diff --git a/include/ingen/EngineBase.hpp b/include/ingen/EngineBase.hpp
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-/* This file is part of Ingen.
- * Copyright 2007-2011 David 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 INGEN_ENGINE_BASE_HPP
-#define INGEN_ENGINE_BASE_HPP
-
-namespace Ingen {
-
-/**
- The engine which executes the process graph.
-
- @ingroup interface
-*/
-class EngineBase
-{
-public:
- virtual ~EngineBase() {}
-
- /**
- Activate the engine.
- */
- virtual bool activate() = 0;
-
- /**
- Deactivate the engine.
- */
- virtual void deactivate() = 0;
-
- /**
- Indicate that a quit is desired.
-
- This function simply sets a flag which affects the return value of
- main_iteration, it does not actually force the engine to stop running or
- block. The code driving the engine is responsible for stopping and
- cleaning up when main_iteration returns false.
- */
- virtual void quit() = 0;
-
- /**
- Run a single iteration of the main context.
-
- The main context post-processes events and performs housekeeping duties
- like collecting garbage. This should be called regularly, e.g. a few
- times per second. The return value indicates whether execution should
- continue; i.e. if false is returned, a quit has been requested and the
- caller should cease calling main_iteration() and stop the engine.
- */
- virtual bool main_iteration() = 0;
-};
-
-} // namespace Ingen
-
-#endif // INGEN_ENGINE_BASE_HPP