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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2019 Blender Foundation. All rights reserved. */
/** \file
* \ingroup depsgraph
*/
#include "intern/eval/deg_eval_runtime_backup_movieclip.h"
#include "DNA_movieclip_types.h"
#include "BLI_utildefines.h"
namespace blender::deg {
MovieClipBackup::MovieClipBackup(const Depsgraph * /*depsgraph*/)
{
reset();
}
void MovieClipBackup::reset()
{
anim = nullptr;
cache = nullptr;
}
void MovieClipBackup::init_from_movieclip(MovieClip *movieclip)
{
anim = movieclip->anim;
cache = movieclip->cache;
/* Clear pointers stored in the movie clip, so they are not freed when copied-on-written
* datablock is freed for re-allocation. */
movieclip->anim = nullptr;
movieclip->cache = nullptr;
}
void MovieClipBackup::restore_to_movieclip(MovieClip *movieclip)
{
movieclip->anim = anim;
movieclip->cache = cache;
reset();
}
} // namespace blender::deg
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