1 files changed, 18 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/scene.c b/source/blender/blenkernel/intern/scene.c
index 5ecd9b7283e..3fe00adc4d5 100644
--- a/source/blender/blenkernel/intern/scene.c
+++ b/source/blender/blenkernel/intern/scene.c
@@ -109,6 +109,8 @@
 
 #include "RE_engine.h"
 
+#include "RNA_access.h"
+
 #include "SEQ_edit.h"
 #include "SEQ_iterator.h"
 #include "SEQ_modifier.h"
@@ -2938,6 +2940,22 @@ bool BKE_scene_uses_cycles(const Scene *scene)
   return STREQ(scene->r.engine, RE_engine_id_CYCLES);
 }
 
+/* This enumeration has to match the one defined in the Cycles addon. */
+typedef enum eCyclesFeatureSet {
+  CYCLES_FEATURES_SUPPORTED = 0,
+  CYCLES_FEATURES_EXPERIMENTAL = 1,
+} eCyclesFeatureSet;
+
+/* We cannot use const as RNA_id_pointer_create is not using a const ID. */
+bool BKE_scene_uses_cycles_experimental_features(Scene *scene)
+{
+  BLI_assert(BKE_scene_uses_cycles(scene));
+  PointerRNA scene_ptr;
+  RNA_id_pointer_create(&scene->id, &scene_ptr);
+  PointerRNA cycles_ptr = RNA_pointer_get(&scene_ptr, "cycles");
+  return RNA_enum_get(&cycles_ptr, "feature_set") == CYCLES_FEATURES_EXPERIMENTAL;
+}
+
 void BKE_scene_base_flag_to_objects(ViewLayer *view_layer)
 {
   Base *base = view_layer->object_bases.first;