# recursive ray tracing
# spotlight source

camera 
0.0 10.0 15.0 
0.0 0.0 0.0 
30.0 1.0 
1.0 100.0 
0.0 
200 200

output output3aSL.ppm

ambient 0.2
background  0.4 0.2 0.2

slight 
-2.0  10.0   5.0   
0.0   -1.0   0.0  
30  20 
0.8  0.0


identity
translate -2.0 5.0 5.0
sphere  0.8 0.2 0.2   none
0.5 
0.3 5
0.0 0.0 
0.0 0.0 0.0

identity
translate 2.0 2.0 5.0
sphere  0.8 0.2 0.2   none
0.5 
0.3 5
0.0 0.0 
0.0 0.0 0.0

identity
translate 0.0 -1.0 0.0
scale 40.0 40.0 40.0
sphere  0.3 0.8 0.2  none
0.5 
0.3  2
0.0 0.0
0.0 0.0 0.0