// JULIA / DEEP '99.01
// By Tsutomu HIGO  E-mail: nj2t-hg@asahi-net.or.jp

#version 3.1
global_settings { assumed_gamma 2.2 }

camera {
    location <-4, 2, -4>
    angle 96
    look_at <0.0, -2, 0.00>
    }

light_source { <-20.00, 30.00, -100.00> color rgb <0.4,0.4,0.7> }
light_source { <200.00, 300.00, -500.00> color rgb <0.8,1,1> }

#declare Px =-1; #while (Px < 2)
#declare Pz =1; #while (Pz < 13)
#declare PREC = 1000000;
  julia_fractal {
    <-0.9,-0.4,-0.12,0>
    quaternion
    #if(Px=1) cube #else sqr #end
    max_iteration (3-Px)*Pz+1.5-Px/2
    precision PREC
    texture { pigment {color rgb <1,1,1> }
    finish {phong 2 ambient 0.2}}
    rotate <0,0,0> scale 1
    no_shadow 
    translate <2*Px, 0,  2.5*Pz-8.5> 
    }
  #declare Pz =Pz +1;  #end
  #declare Px =Px +2;  #end
        
sky_sphere {
    pigment {
      gradient y
      color_map {
        [ 0.2 color rgb <0.3,0.5,0.8> ]
        [ 1.00 color rgb <0,0,0> ]
        }
      scale 1.5
      }
    }