deg_eval_runtime_backup_sequence.cc

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/* SPDX-FileCopyrightText: 2019 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "intern/eval/deg_eval_runtime_backup_sequence.h"
 
#include "DNA_sequence_types.h"
 
namespace blender::deg {
 
SequenceBackup::SequenceBackup(const Depsgraph * /*depsgraph*/)
{
  reset();
}
 
void SequenceBackup::reset()
{
  scene_sound = nullptr;
  BLI_listbase_clear(&anims);
}
 
void SequenceBackup::init_from_sequence(Sequence *sequence)
{
  scene_sound = sequence->scene_sound;
  anims = sequence->anims;
 
  sequence->scene_sound = nullptr;
  BLI_listbase_clear(&sequence->anims);
}
 
void SequenceBackup::restore_to_sequence(Sequence *sequence)
{
  sequence->scene_sound = scene_sound;
  sequence->anims = anims;
  reset();
}
 
bool SequenceBackup::isEmpty() const
{
  return (scene_sound == nullptr) && BLI_listbase_is_empty(&anims);
}
 
}  // namespace blender::deg