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/*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2019 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup depsgraph
*/
#include "intern/eval/deg_eval_runtime_backup_sequencer.h"
#include "DNA_scene_types.h"
#include "DNA_sequence_types.h"
#include "BLI_assert.h"
#include "BKE_sound.h"
#include "SEQ_sequencer.h"
namespace blender {
namespace deg {
SequencerBackup::SequencerBackup(const Depsgraph *depsgraph) : depsgraph(depsgraph)
{
}
void SequencerBackup::init_from_scene(Scene *scene)
{
Sequence *sequence;
SEQ_ALL_BEGIN (scene->ed, sequence) {
SequenceBackup sequence_backup(depsgraph);
sequence_backup.init_from_sequence(sequence);
if (!sequence_backup.isEmpty()) {
const SessionUUID &session_uuid = sequence->runtime.session_uuid;
BLI_assert(BLI_session_uuid_is_generated(&session_uuid));
sequences_backup.add(session_uuid, sequence_backup);
}
}
SEQ_ALL_END;
}
void SequencerBackup::restore_to_scene(Scene *scene)
{
Sequence *sequence;
SEQ_ALL_BEGIN (scene->ed, sequence) {
const SessionUUID &session_uuid = sequence->runtime.session_uuid;
BLI_assert(BLI_session_uuid_is_generated(&session_uuid));
SequenceBackup *sequence_backup = sequences_backup.lookup_ptr(session_uuid);
if (sequence_backup != nullptr) {
sequence_backup->restore_to_sequence(sequence);
}
}
SEQ_ALL_END;
/* Cleanup audio while the scene is still known. */
for (SequenceBackup &sequence_backup : sequences_backup.values()) {
if (sequence_backup.scene_sound != nullptr) {
BKE_sound_remove_scene_sound(scene, sequence_backup.scene_sound);
}
}
}
} // namespace deg
} // namespace blender
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