/*équations :

x^2+y^2-x^2*z+y^2*z+z^2-1;# forme 2
 */

#include "colors.inc" 
#include "stones.inc"
#include "metals.inc"
#declare r=0.02 ;


 camera { orthographic 
          location <-2,1.2,-3>*2 look_at<0,0.2,0> angle 78 }
 
light_source { <-6,8,-10> color rgb <1,0.95,0.9> 
               area_light  <1,0,0>, <0,0,1>,4, 4
               jitter }
light_source { <5,10,-10> color rgb <1,1,1>*0.7 shadowless}
light_source { <3,10,-10> color rgb <0.8,0.8,1>*0.5 shadowless}

box {<-20,-3,-20>,<5,20,5> 
      pigment {SkyBlue*1.2}
      rotate <0,5, 0>  
        }
//--------------------------------
union{
union{cylinder{< -4.,0.,1. >,<4.,0.,1. > ,r }  //1 
cylinder{< 0.,-4.,-1. >,<0.,4.,-1. > ,r }  //2 
cylinder{< 2.12,3.52,-4. >,<-3.52,-2.12,4. > ,r }  //3 
cylinder{< -2.12,-3.52,-4. >,<3.52,2.12,4. > ,r }  //4 
cylinder{< 2.12,-3.52,-4. >,<-3.52,2.12,4. > ,r }  //5 
cylinder{< -2.12,3.52,-4. >,<3.52,-2.12,4. > ,r }  //6 

 pigment{Red }
} 

poly {3,<0,0,-1,1,0,0,0,0,0,0,0,1,1,0,0,0,0,1,0,-1.>
  texture{
     pigment{ granite color_map{[0.0 rgb<1,1,0.7>][1.0 rgb<0.5,0.3,0>]}
               scale 0.2 
            }
     finish { ambient 0.4 diffuse 0.3 specular 0.5 roughness 0.01  }
 }
}   
  clipped_by { sphere{ <0.9,0.9,1.>*0.2,4} }
  bounded_by { clipped_by }
  rotate <-30,60,62.5>
}
  
   
text {	ttf "times.ttf" "AE"
        0.5,0 
        pigment { White*1.3 }
        scale 0.3
        rotate <0,40,0> 
        translate <3,-2.9,-4> }