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BufferableObject.h
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BufferableObject.h
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/* ***** BEGIN LICENSE BLOCK *****
* This file is part of Natron <https://natrongithub.github.io/>,
* (C) 2018-2021 The Natron developers
* (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
*
* Natron 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.
*
* Natron 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 Natron. If not, see <http://www.gnu.org/licenses/gpl-2.0.html>
* ***** END LICENSE BLOCK ***** */
#ifndef Engine_BufferableObject_h
#define Engine_BufferableObject_h
// ***** BEGIN PYTHON BLOCK *****
// from <https://docs.python.org/3/c-api/intro.html#include-files>:
// "Since Python may define some pre-processor definitions which affect the standard headers on some systems, you must include Python.h before any standard headers are included."
#include <Python.h>
// ***** END PYTHON BLOCK *****
#include "Global/Macros.h"
#include <cstddef>
#include <list>
NATRON_NAMESPACE_ENTER
/**
* @brief Stub class used by internal implementation of OutputSchedulerThread to pass objects through signal/slots
**/
class BufferableObject
{
int uniqueID; //< used to differentiate frames which may belong to the same time/view (e.g when wipe is enabled)
public:
int getUniqueID() const
{
return uniqueID;
}
BufferableObject()
: uniqueID(0) {}
virtual ~BufferableObject() {}
void setUniqueID(int aid)
{
uniqueID = aid;
}
virtual std::size_t sizeInRAM() const = 0;
};
typedef boost::shared_ptr<BufferableObject> BufferableObjectPtr;
typedef std::list<BufferableObjectPtr> BufferableObjectPtrList;
NATRON_NAMESPACE_EXIT
#endif // OUTPUTSCHEDULERTHREAD_H