taxilampblue.ac noshadow taxiblue alpha-test 0.01 select taxiblue sim/time/sun-angle-rad 1.48 range 0 3000 billboard taxiblue true dist-scale taxiblue 0 0.1 150 0.2 300 0.5 600 0.8 1500 1 2000 0.5 3000 1