Jacques Lucke
cb5bfb32ba
Reviewers: sergey Differential Revision: https://developer.blender.org/D8150
73 lines
2.3 KiB
C++
73 lines
2.3 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2019 Blender Foundation.
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* All rights reserved.
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*/
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/** \file
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* \ingroup depsgraph
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*/
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#pragma once
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#include "DNA_ID.h"
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#include "intern/eval/deg_eval_runtime_backup_animation.h"
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#include "intern/eval/deg_eval_runtime_backup_movieclip.h"
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#include "intern/eval/deg_eval_runtime_backup_object.h"
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#include "intern/eval/deg_eval_runtime_backup_scene.h"
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#include "intern/eval/deg_eval_runtime_backup_sound.h"
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#include "intern/eval/deg_eval_runtime_backup_volume.h"
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namespace blender {
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namespace deg {
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struct Depsgraph;
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class RuntimeBackup {
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public:
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explicit RuntimeBackup(const Depsgraph *depsgraph);
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/* NOTE: Will reset all runtime fields which has been backed up to nullptr. */
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void init_from_id(ID *id);
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/* Restore fields to the given ID. */
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void restore_to_id(ID *id);
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/* Denotes whether init_from_id did put anything into the backup storage.
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* This will not be the case when init_from_id() is called for an ID which has never been
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* copied-on-write. In this case there is no need to backup or restore anything.
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*
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* It also allows to have restore() logic to be symmetrical to init() without need to worry
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* that init() might not have happened.
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*
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* In practice this is used by audio system to lock audio while scene is going through
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* copy-on-write mechanism. */
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bool have_backup;
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AnimationBackup animation_backup;
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SceneBackup scene_backup;
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SoundBackup sound_backup;
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ObjectRuntimeBackup object_backup;
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DrawDataList drawdata_backup;
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DrawDataList *drawdata_ptr;
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MovieClipBackup movieclip_backup;
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VolumeBackup volume_backup;
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};
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} // namespace deg
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} // namespace blender
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