// Create an infinite sphere around scene and allow any pigment on it
sky_sphere {
  pigment {
    gradient y
    color_map { [0.0 color rgb <0.7,0.7,1.0>] [1.0 color blue 0.5] }
  }
}

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

camera {location<20,20,-20>
angle 65
look_at<0,1,0>}

// Create an infinite sphere around scene and allow any pigment on it
sky_sphere {
  pigment {
    gradient y
    color_map { [0.0 color rgb <0.7,0.7,1.0>] [1.0 color blue 0.5] }
  }
}

background {color Black}
light_source {<20,15,-3>color White*4}
torus {5.0,0.8
rotate z*3 rotate x*165
translate<-1,-3,-2>texture {T_Gold_1A}}
torus {5.0,0.8
rotate z*6 rotate x*-35
translate <4,-3,3>texture {T_Gold_1A}}

  prism {
    conic_sweep
    linear_spline
    0, // height 1
    1, // height 2
    5, // the number of points making up the shape...
    <4,4>,<-4,4>,<-4,-4>,<4,-4>,<4,4>
    rotate <180, 0, 0>
    translate <0, 3, 0>
    scale <1, 4, 1>
    texture { T_Silver_3C
 }
  }

   prism {
    conic_sweep
    linear_spline
    0, // height 1
    1, // height 2
    5, // the number of points making up the shape...
    <4,4>,<-4,4>,<-4,-4>,<4,-4>,<4,4>
    rotate <180, 0, 180>
    translate <0, 1, 0>
    scale <1, 4, 1>
    texture {T_Silver_3C }
  }

   prism {
    conic_sweep
    linear_spline
    0, // height 1
    1, // height 2
    5, // the number of points making up the shape...
    <4,4>,<-4,4>,<-4,-4>,<4,-4>,<4,4>
    rotate <270, 0, 270>
    translate <8, 0, 10>
    scale <1, 4, 1>
    texture {T_Silver_3C }
  }

      prism {
    conic_sweep
    linear_spline
    0, // height 1
    1, // height 2
    5, // the number of points making up the shape...
    <4,4>,<-4,4>,<-4,-4>,<4,-4>,<4,4>
    rotate <270, 0, 270>
    translate <-5, 0,10
   >
    scale <1, 4, 1>
    texture {T_Silver_3C }    
   }          

   prism {
    conic_sweep
    linear_spline
    0, // height 1
    1, // height 2
    5, // the number of points making up the shape...
    <4,4>,<-4,4>,<-4,-4>,<4,-4>,<4,4>
    rotate <270, 0, 90>
    translate <0, 0, 10>
    scale <1, 4, 1>
    texture {T_Silver_3C }   
  }

     // create a rainbow arc
rainbow {                      
  angle 30         // degrees
  width 6          // degrees
  distance 150
  direction <-3.2,-3.8,3>
  arc_angle 180    // degrees
  falloff_angle 90 // degrees
  // up <UP>
  color_map {
    [0.000 color rgbf <1.0, 0.5, 1.0, 1.0> ]
    [0.100 color rgbf <1.0, 0.5, 1.0, 0.8> ]
    [0.214 color rgbf <0.5, 0.5, 1.0, 0.8> ]
    [0.328 color rgbf <0.2, 0.2, 1.0, 0.8> ]
    [0.442 color rgbf <0.2, 1.0, 1.0, 0.8> ]
    [0.556 color rgbf <0.2, 1.0, 0.2, 0.8> ]
    [0.670 color rgbf <1.0, 1.0, 0.2, 0.8> ]
    [0.784 color rgbf <1.0, 0.5, 0.2, 0.8> ]
    [0.900 color rgbf <1.0, 0.2, 0.2, 0.8> ]
  }
}