// Last edited on 2007-04-01 20:08:01 by stolfi
// Processed by remove-cam-lights

background{ color rgb < 0.75, 0.80, 0.85 > }

#declare tinta_A = 
  texture {
    pigment { color rgb < 0.50, 1.0, 1.00 > }
    finish { diffuse 0.8 specular 0.2 roughness 0.005 ambient 0.2 }
  }

#declare tinta_B = 
  texture {
    pigment { color rgb < 1.00, 0.80, 0.10 > }
    finish { diffuse 0.8 specular 0.2 roughness 0.005 ambient 0.2 }
  }

#declare tinta_Branca = 
  texture {
    pigment { color rgb < 1.00, 1.00, 1.00 > }
    
  }

#declare tinta_Preta = 
  texture {
    pigment { color rgb < 0.00, 0.00, 0.00 > }
    finish { diffuse 0.8 specular 0.2 roughness 0.005 ambient 0.2 }
  }
      

#declare i=0;
#declare j=0;
#while (j<40)
  #while (i<40) 
    box {
      < i*5, 0, j*5>,
      < (i+1)*5, 1, (j+1)*5>
      texture { tinta_Branca }
    }
    #declare i=i+2;
    
  #end  
  #declare i=0;
  #declare j=j+2;
#end
  
#declare i=1;
#declare j=1;
#while (j<40)
  #while (i<40) 
    box {
      < i*5, 0, j*5>,
      < (i+1)*5, 1, (j+1)*5>
      texture { tinta_Branca }
    }
    #declare i=i+2;
    
  #end  
  #declare i=1;
  #declare j=j+2;
#end  

#declare i=1;
#declare j=0;
#while (j<40)
  #while (i<40) 
    box {
      < i*5, 0, j*5>,
      < (i+1)*5, 1, (j+1)*5>
      texture { tinta_Preta }
    }
    #declare i=i+2;
    
  #end  
  #declare i=1;
  #declare j=j+2;
#end  

#declare i=0;
#declare j=1;
#while (j<40)
  #while (i<40) 
    box {
      < i*5, 0, j*5>,
      < (i+1)*5, 1, (j+1)*5>
      texture { tinta_Preta }
    }
    #declare i=i+2;
    
  #end  
  #declare i=0;
  #declare j=j+2;
#end  

#declare roleta = seed(4615);

#declare xx = 10*rand(roleta)+50;

#declare peao_01 = 
  sphere {
    < 2.50, 3.00, 2.50 >, 0.75 
    texture { tinta_A }
  }
  
#declare peao_02 = 
  cylinder {
    < 2.50, 1.00, 2.50 >,
    < 2.50, 3.00, 2.50 >,
    0.50
    texture { tinta_B }
  }  

#declare peao_03 = 
  cylinder {
    < 2.50, 1.00, 2.50 >,
    < 2.50, 2.00, 2.50 >,
    1.50
    texture { tinta_A }
  }  
  
#declare peao_04 = 
  cylinder {
    < 2.50, 1.00, 2.50 >,
    < 2.50, 1.50, 2.50 >,
    2.00
    texture { tinta_A }
  } 
  
  union {
    object { peao_01 } 
    object { peao_02 }
    object { peao_03 }
    object { peao_04 }
  }

// Original camera parameters:
// #local cam_ctr = <10,1.00,20>
// #local cam_vec = (<-10.00,20.00,-15.00>-<10,1.00,20>)
// #local cam_sky = y

#include "camlight.inc"
camlight(<10,4,20>,<-10,9,-15>,80.0,y,1.0)