imsize 512 512
eye 0 0 0
viewdir 0 0.1 -1
hfov 90
updir 0 1 0
bkgcolor 0.1 0.1 0.1

light -1 -1 -1 0 0.9 0.5 0.05

mtlcolor 0 1 0 1 1 1 0.6 0.2 0.2 10
sphere 0 1.5 -4 1

mtlcolor 0 1 0 1 1 1 0.1 0.8 0.2 10
sphere -1.275 -0.75 -4 1

mtlcolor 0 1 0 1 1 1 0.1 0.2 0.8 10
sphere 1.275 -0.75 -4 1