Add Chromium-only Blender WebEngine parity work

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

@@ -0,0 +1,44 @@
+/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
+ *
+ * SPDX-License-Identifier: Apache-2.0 */
+
+#pragma once
+
+#include "graph/node.h"
+
+#include "util/types.h"
+
+CCL_NAMESPACE_BEGIN
+
+class Device;
+class DeviceScene;
+class Scene;
+class Shader;
+
+class Background : public Node {
+ public:
+  NODE_DECLARE
+
+  NODE_SOCKET_API(bool, use_shader)
+
+  NODE_SOCKET_API(uint, visibility)
+  NODE_SOCKET_API(Shader *, shader)
+
+  NODE_SOCKET_API(bool, transparent)
+  NODE_SOCKET_API(bool, transparent_glass)
+  NODE_SOCKET_API(float, transparent_roughness_threshold)
+
+  NODE_SOCKET_API(ustring, lightgroup)
+
+  Background();
+  ~Background() override;
+
+  void device_update(Device *device, DeviceScene *dscene, Scene *scene);
+  void device_free(Device *device, DeviceScene *dscene);
+
+  void tag_update(Scene *scene);
+
+  Shader *get_shader(const Scene *scene);
+};
+
+CCL_NAMESPACE_END