LUMIERA.clone/src/proc/facade.hpp
Ichthyostega 77303ad007 Session-Subsystem(#318): investigation of locking sanity (ongoing...)
Found an inconsistency and a deadlock!
See proc-dispatcher.cpp, the lambda embedded into the start() operation!
2017-01-04 01:44:35 +01:00

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2.6 KiB
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/*
FACADE.hpp - access point for communicating with the Proc-Interface
Copyright (C) Lumiera.org
2008, Hermann Vosseler <Ichthyostega@web.de>
This program 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.
This program 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 more 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/** @file facade.hpp
** Top level entrance point and facade for the Proc-Layer.
** The middle layer of the application holds a session with the
** high-level model, to be translated by the Builder into a node network,
** which can be \em performed by the Engine to render output.
**
** @see common.hpp
**
*/
#ifndef PROC_INTERFACE_FACADE_H
#define PROC_INTERFACE_FACADE_H
#include "common/subsys.hpp"
namespace proc {
/*****************************************************************//**
* Global access point for the services implemented by the Proc-Layer.
*
* @todo this is a dummy placeholder as of 1/2009. Currently, there
* is only implementation-level code within the Proc-Layer and
* the interfaces need to be worked out.
* @note at least the Play/Output subsystem slowly turns into
* something real, as of 6/2011
*
*/
struct Facade
{
/** provide a descriptor for lumiera::AppState,
* wired accordingly to allow `main()` to boot
* the support infrastructure for loading of
* and working on the editing session. */
static lumiera::Subsys& getSessionDescriptor();
/** provide a descriptor for lumiera::AppState,
* wired accordingly to allow `main()` to bring up
* the render / playback coordination and
* output management subsystem. */
static lumiera::Subsys& getPlayOutDescriptor();
//////////////////TODO: define the global access interfaces for the Proc-Layer
//////////////////TODO: provide a function for accessing this interface
//////////////////TODO: register similar proxy/facade interfaces for the GUI
};
} // namespace proc
#endif