Add Chromium-only Blender WebEngine parity work

blender-5.2.0/intern/cycles/scene/scene_attributes.h

@@ -0,0 +1,43 @@
+/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
+ *
+ * SPDX-License-Identifier: Apache-2.0 */
+
+#pragma once
+
+#include "kernel/types.h"
+
+#include "graph/node.h"
+
+CCL_NAMESPACE_BEGIN
+
+class Device;
+class DeviceScene;
+class Scene;
+
+class SceneAttributes : public Node {
+ public:
+  NODE_DECLARE
+
+  NODE_SOCKET_API(float, time)
+  NODE_SOCKET_API(float, frame)
+
+  enum : uint32_t {
+    /* Tag everything in the manager for an update. */
+    UPDATE_ALL = ~0u,
+
+    UPDATE_NONE = 0u,
+  };
+
+  SceneAttributes();
+  ~SceneAttributes() override;
+
+  void device_update(Device *device, DeviceScene *dscene, Scene *scene);
+  void device_free(Device *device, DeviceScene *dscene, bool force_free = false);
+
+  void tag_update(Scene *scene, const uint32_t flag);
+
+  bool is_modified() const;
+  void clear_modified();
+};
+
+CCL_NAMESPACE_END