Merge branch 'blender-v4.5-release'

source/blender/python/intern/CMakeLists.txt

@@ -379,6 +379,10 @@ if(WITH_HYDRA)
   add_definitions(-DWITH_HYDRA)
 endif()
 
+if(WITH_EXPERIMENTAL_FEATURES)
+  add_definitions(-DWITH_EXPERIMENTAL_FEATURES)
+endif()
+
 blender_add_lib(bf_python "${SRC}" "${INC}" "${INC_SYS}" "${LIB}")
 
 # RNA_prototypes.hh

source/blender/python/intern/bpy_app_build_options.cc

@@ -60,6 +60,7 @@ static PyStructSequence_Field app_builtopts_info_fields[] = {
     {"potrace", nullptr},
     {"pugixml", nullptr},
     {"haru", nullptr},
+    {"experimental_features", nullptr},
     /* Sentinel (this line prevents `clang-format` wrapping into columns). */
     {nullptr},
 };
@@ -333,6 +334,12 @@ static PyObject *make_builtopts_info()
   SetObjIncref(Py_False);
 #endif
 
+#ifdef WITH_EXPERIMENTAL_FEATURES
+  SetObjIncref(Py_True);
+#else
+  SetObjIncref(Py_False);
+#endif
+
 #undef SetObjIncref
 
   return builtopts_info;