1 files changed, 64 insertions, 0 deletions
diff --git a/source/blender/draw/engines/eevee_next/eevee_world.hh b/source/blender/draw/engines/eevee_next/eevee_world.hh
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index 00000000000..a7b77ef2e62
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+++ b/source/blender/draw/engines/eevee_next/eevee_world.hh
@@ -0,0 +1,64 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later
+ * Copyright 2021 Blender Foundation.
+ */
+
+/** \file
+ * \ingroup eevee
+ *
+ * World rendering with material handling. Also take care of lookdev
+ * HDRI and default material.
+ */
+
+#pragma once
+
+#include "DNA_world_types.h"
+
+namespace blender::eevee {
+
+class Instance;
+
+/* -------------------------------------------------------------------- */
+/** \name Default World Nodetree
+ *
+ * In order to support worlds without nodetree we reuse and configure a standalone nodetree that
+ * we pass for shader generation. The GPUMaterial is still stored inside the World even if
+ * it does not use a nodetree.
+ * \{ */
+
+class DefaultWorldNodeTree {
+ private:
+  bNodeTree *ntree_;
+  bNodeSocketValueRGBA *color_socket_;
+
+ public:
+  DefaultWorldNodeTree();
+  ~DefaultWorldNodeTree();
+
+  bNodeTree *nodetree_get(::World *world);
+};
+
+/** \} */
+
+/* -------------------------------------------------------------------- */
+/** \name World
+ *
+ * \{ */
+
+class World {
+ private:
+  Instance &inst_;
+
+  DefaultWorldNodeTree default_tree;
+
+  /* Used to detect if world change. */
+  ::World *prev_original_world = nullptr;
+
+ public:
+  World(Instance &inst) : inst_(inst){};
+
+  void sync(void);
+};
+
+/** \} */
+
+}  // namespace blender::eevee