Cycles standalone does not enable ambient occlusion if ao_factor is not 0, fix is trivial simply add to xml_read_background:
bg->use_ao = bg->ao_factor != 0;
Cycles standalone does not enable ambient occlusion if ao_factor is not 0, fix is trivial simply add to xml_read_background:
bg->use_ao = bg->ao_factor != 0;
Thanks to the new internal node code, you can set "use_ao" in the xml file itself, that will work.