LOWI_tyrolean_office.ac material tyrolean_logo /sim/time/sun-angle-rad 1.57 0.7 0.7 0.7 material office_window_01 office_window_02 office_window_03 office_window_04 /sim/time/sun-angle-rad 1.57 0.7 0.6 0.4 select office_window_01 office_window_03 /sim/time/sun-angle-rad 1.57