1 files changed, 47 insertions, 0 deletions
diff --git a/source/blender/depsgraph/intern/eval/deg_eval_runtime_backup_sound.h b/source/blender/depsgraph/intern/eval/deg_eval_runtime_backup_sound.h
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index 00000000000..87783146701
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+++ b/source/blender/depsgraph/intern/eval/deg_eval_runtime_backup_sound.h
@@ -0,0 +1,47 @@
+/*
+ * 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
+ */
+
+#pragma once
+
+struct bSound;
+
+namespace DEG {
+
+struct Depsgraph;
+
+/* Backup of sound datablocks runtime data. */
+class SoundBackup {
+ public:
+  SoundBackup(const Depsgraph *depsgraph);
+
+  void reset();
+
+  void init_from_sound(bSound *sound);
+  void restore_to_sound(bSound *sound);
+
+  void *cache;
+  void *waveform;
+  void *playback_handle;
+};
+
+}  // namespace DEG