#include "colors.inc"
#include "stones.inc"
#include "glass.inc"
#include "metals.inc"
#include "woods.inc"

camera { location <.5,2,-4>
look_at <0,0,0>
}

background { color White }

light_source {<2,3,-5>
color White*3
}

#declare p1 = <-1,-1,-1>
#declare p2 = <-1,-1,1> 
#declare p3 = <-1,1,-1>  
#declare p4 = <-1,1,1>     
#declare p5 = <1,-1,-1>   
#declare p6 = <1,-1,1> 
#declare p7 = <1,1,-1>     
#declare p8 = <1,1,1>

#declare f1 = polygon { 4, p1, p4, p6, p1 }    
#declare f2 = polygon { 4, p1, p4, p7, p1 } 
#declare f3 = polygon { 4, p1, p6, p7, p1 }  
#declare f4 = polygon { 4, p4, p6, p7, p4 }          

#declare tetra1 = union {
object{f1}
object{f2}
object{f3}
object{f4}    
}

#declare tetra1a = object {
tetra1
texture { T_Glass3 }
}

#declare f5 = polygon { 4, p2, p3, p5, p2 } 
#declare f6 = polygon { 4, p2, p3, p8, p2 } 
#declare f7 = polygon { 4, p2, p5, p8, p2 }  
#declare f8 = polygon { 4, p3, p5, p8, p3 } 

#declare tetra2 = union {
object{f5}
object{f6} 
object{f7}
object{f8} 
}

#declare tetra2a = object {
tetra2
texture {T_Glass3 }
}


 
 
#declare p9 = <-.5,-.5,-.5>
#declare p10 = <-.5,-.5,.5> 
#declare p11 = <-.5,.5,-.5>  
#declare p12 = <-.5,.5,.5>     
#declare p13 = <.5,-.5,-.5>   
#declare p14 = <.5,-.5,.5> 
#declare p15 = <.5,.5,-.5>     
#declare p16 = <.5,.5,.5>

#declare f9 = polygon { 4, p9, p12, p14, p9 }    
#declare f10 = polygon { 4, p9, p12, p15, p9 } 
#declare f11 = polygon { 4, p9, p14, p15, p9 }  
#declare f12 = polygon { 4, p12, p14, p15, p12 }          

#declare tetra1b = union {
object{f9}
object{f10}
object{f11}
object{f12}    
}

#declare tetra1c = object {
tetra1b
texture { T_Chrome_1A }
}

#declare f13 = polygon { 4, p10, p11, p13, p10 } 
#declare f14 = polygon { 4, p10, p11, p16, p10 } 
#declare f15 = polygon { 4, p10, p13, p16, p10 }  
#declare f16 = polygon { 4, p11, p13, p16, p11 } 

#declare tetra2b = union {
object{f13}
object{f14} 
object{f15}
object{f16} 
}

#declare tetra2c = object {
tetra2b
texture {T_Chrome_1A }
}

#declare table = object {
plane { <0,1,0>,-1
texture { T_Stone4 }
}
}
tetra1a
tetra2a
table
tetra1c
tetra2c