#include "colors.inc"
#include "textures.inc"

background { color rgb<.5,.5,1> }

camera {
    location <2, 2, -6>
    look_at  <0, 0,  0>   
}  
 

light_source { <4, 5, -1> color White}     
light_source { <-4, 0, -5> color 2*White}    

box { <1,1,1> <-1,-1,-1>         
       pigment { 
          gradient x     
          color_map {
             [0.1  color Red]
             [0.3  color Yellow]
             [0.6  color Blue]
             [0.6  color Green]
             [0.8  color Cyan]
          }
       } 
       translate 2*x
} 


box { <1,1,1> <-1,-1,-1>  
       pigment { 
          gradient y     
          color_map {
             [0.1  color Red]
             [0.3  color Yellow]
             [0.6  color Blue]
             [0.6  color Green]
             [0.8  color Cyan]
           } 
           scale 2
           translate <1,1,0>
      }
       translate -2*x
} 

plane { y, -1 pigment { color rgb <.6,.5,.8> } }