#include "colors.inc"
#include "stones.inc"
// several different gold colors, finishes and textures
#include "golds.inc"

// various metal colors, finishes and textures
// brass, copper, chrome, silver
#include "metals.inc"
// various glass finishes, colors and interiors
//
#include "glass.inc"
// some standard finishes
#include "finish.inc"
// The standard collection of textures

#include "textures.inc"






background { color Cyan }
camera {
    location <0, 7, 7>
    look_at  <0, 1, 1>
   angle 35
  }
#declare DeltaSize=0.05;
#declare Delta=0.5;
#declare Ctr=-2.5;
#declare Ctra=1.5;
#declare Abc = seed(5464564);
#while (Ctra>-3.5)
#while (Ctr<2.5)

difference{
box{
        #declare DeltaSize = 0.07*rand(Abc);
        <Ctr+0,0,0+Ctra>,
        <Ctr+Delta,0.2,Delta+Ctra>
        pigment {color rgbf <.5*rand(Abc),.5*rand(Abc),.5*rand(Abc),0>   }

              material{   //-----------------------------------------------------------
        texture { pigment{ rgbf <0.98*rand(Abc), 0.98*rand(Abc), 0.98*rand(Abc), 0.099> }

                  finish { diffuse 0.1 reflection 0.2
                          specular 0.8 roughness 0.0003 phong 1 phong_size 400}
                } // end of texture -------------------------------------------
        interior{ ior 1.5 caustics 0.5
                } // end of interior ------------------------------------------
      } // end of material ----------------------------------------------------











     }


box{
        <Ctr+0+DeltaSize,-0.01,Ctra+0+DeltaSize>,
        <Ctr+Delta-DeltaSize,0.21,Ctra+Delta-DeltaSize>
        pigment {color rgbf <.5*rand(Abc),.5*rand(Abc),.5*rand(Abc),0>   }
        finish{
                ambient<.95,.95,.95>
                diffuse .5
                reflection{0.1, 0.8}
                }


        interior{
                ior 1.5
                caustics 1
                }
        }
        }
difference{
box{
        <Ctr+0+DeltaSize,-0.01,Ctra+0+DeltaSize>,
        <Ctr+Delta-DeltaSize,0.21,Ctra+Delta-DeltaSize>
        //pigment {color rgb <.5*rand(Abc),.5*rand(Abc),.5*rand(Abc)>   }


              material{   //-----------------------------------------------------------
        texture { pigment{ rgbf <0.98*rand(Abc), 0.98*rand(Abc), 0.98*rand(Abc), 0.99> }
                  normal { bumps 0.5 scale 0.05 }
                  finish { diffuse 0.1 reflection 0.2
                          specular 0.8 roughness 0.0003 phong 1 phong_size 400}
                } // end of texture -------------------------------------------
        interior{ ior 1.5 caustics 0.5
                } // end of interior ------------------------------------------
      } // end of material ----------------------------------------------------



        }
box{
        <Ctr+0+DeltaSize,0.01,Ctra+0+DeltaSize>,
        <Ctr+Delta-DeltaSize,0.19,Ctra+Delta-DeltaSize>
        pigment {color rgbf <.5*rand(Abc),.5*rand(Abc),.5*rand(Abc),0.95>   }






        }
        }


#declare Ctr=Ctr+Delta;
#end
#declare Ctr=-2.5;
#declare Ctra=Ctra-Delta;
#end
light_source { <0, 15, 10> color White}