// Last edited on 2005-01-06 00:51:48 by stolfi
// Processed by remove-cam-lights

#macro TexturaEspelho ( Cor )
texture {
 finish { ambient 0.05 diffuse 0.05 reflection Cor specular 0.20 roughness 0.05 }
 pigment { rgb Cor }
}
#end

#declare bz_name = ""
#declare bz_scale = 0.38;
#include "bz-things.inc"

background {rgb <1,1,1>}

#include "colors.inc"

#declare B11=<0,0,2.5>; #declare B12=<1,0,2.5>;
#declare B13=<2,0,2.5>; #declare B14=<3,0,2.5>;

#declare B21=<0,0.7,2>; #declare B22=<1,1,2>;
#declare B23=<2,1,2>; #declare B24=<3,1,2>;

#declare B31=<0,0.7,1>; #declare B32=<1,1,1>;
#declare B33=<2,1,1>; #declare B34=<3,1,1>;

#declare B41=<0,0,0.5>; #declare B42=<1,0,0.5>;
#declare B43=<2,0,0.5>; #declare B44=<3,0,0.5>;

bicubic_patch {
   type 1 flatness 0.001
   u_steps 4 v_steps 4
   uv_vectors
   <0,0> <1,0> <1,1> <0,1>
   B11, B12, B13, B14
   B21, B22, B23, B24
   B31, B32, B33, B34
   B41, B42, B43, B44
   uv_mapping

      texture{ bz_tx_A }

}

#declare Points=array[16]{
   B11, B12, B13, B14
   B21, B22, B23, B24
   B31, B32, B33, B34
   B41, B42, B43, B44
}
#declare I=0;
#while (I<16)
   sphere {
      Points[I],0.1
      no_shadow
      pigment{
         #if (I=0|I=3|I=12|I=15)
            color rgb <1,0,0>
         #else
            color rgb <0,1,1>
         #end
      }
   }
   #declare I=I+1;
#end

#declare A11=<0,0,2.5>; #declare A12=<1,0,2.5>;
#declare A13=<2,0,2.5>; #declare A14=<3,0,2.5>;

#declare A21=<0,-1.2,2>; #declare A22=<1,-1.13,2>;
#declare A23=<2,-1.06,2>; #declare A24=<3,-1,2>;

#declare A31=<0,-1.2,1>; #declare A32=<1,-1.13,1>;
#declare A33=<2,-1.06,1>; #declare A34=<3,-1,1>;

#declare A41=<0,0,0.5>; #declare A42=<1,0,0.5>;
#declare A43=<2,0,0.5>; #declare A44=<3,0,0.5>;

bicubic_patch {
   type 1 flatness 0.001
   u_steps 4 v_steps 4
   uv_vectors
   <0,0> <1,0> <1,1> <0,1>
   A11, A12, A13, A14
   A21, A22, A23, A24
   A31, A32, A33, A34
   A41, A42, A43, A44
   uv_mapping
   texture{ bz_tx_B }
}

#declare Points=array[16]{
   A11, A12, A13, A14
   A21, A22, A23, A24
   A31, A32, A33, A34
   A41, A42, A43, A44
}
#declare I=0;
#while (I<16)
   sphere {
      Points[I],0.1
      no_shadow
      pigment{
         #if (I=0|I=3|I=12|I=15)
            color rgb <1,0,0>
         #else
            color rgb <0,1,1>
         #end
      }
   }
   #declare I=I+1;
#end

#declare C11=<-3,0.1,2.5>; #declare C12=<-2,-0.2,2.5>;
#declare C13=<-1,-0.1,2.5>; #declare C14=<0,0,2.5>;

#declare C21=<-3,0.8,2>; #declare C22=<-2,0.5,2>;
#declare C23=<-1,0.6,2>; #declare C24=<0,0.7,2>;

#declare C31=<-3,0.8,1>; #declare C32=<-2,0.5,1>;
#declare C33=<-1,0.6,1>; #declare C34=<0,0.7,1>;

#declare C41=<-3,0.1,0.5>; #declare C42=<-2,-0.2,0.5>;
#declare C43=<-1,-0.1,0.5>; #declare C44=<0,0,0.5>;

bicubic_patch {
   type 1 flatness 0.001
   u_steps 4 v_steps 4
   uv_vectors
   <0,0> <1,0> <1,1> <0,1>
   C11, C12, C13, C14
   C21, C22, C23, C24
   C31, C32, C33, C34
   C41, C42, C43, C44
   uv_mapping
   texture{ bz_tx_C }
}

#declare Points=array[16]{
   C11, C12, C13, C14
   C21, C22, C23, C24
   C31, C32, C33, C34
   C41, C42, C43, C44
}
#declare I=0;
#while (I<16)
   sphere {
      Points[I],0.1
      no_shadow
      pigment{
         #if (I=0|I=3|I=12|I=15)
            color rgb <1,0,0>
         #else
            color rgb <0,1,1>
         #end
      }
   }
   #declare I=I+1;
#end

#declare D11=<-3,0.1,2.5>; #declare D12=<-2,-0.2,2.5>;
#declare D13=<-1,-0.1,2.5>; #declare D14=<0,0,2.5>;

#declare D21=<-3,-0.9,2>; #declare D22=<-2,-1,2>;
#declare D23=<-1,-1.1,2>; #declare D24=<0,-1.2,2>;

#declare D31=<-3,-0.9,1>; #declare D32=<-2,-1,1>;
#declare D33=<-1,-1.1,1>; #declare D34=<0,-1.2,1>;

#declare D41=<-3,0.1,0.5>; #declare D42=<-2,-0.2,0.5>;
#declare D43=<-1,-0.1,0.5>; #declare D44=<0,0,0.5>;

bicubic_patch {
   type 1 flatness 0.001
   u_steps 4 v_steps 4
   uv_vectors
   <0,0> <1,0> <1,1> <0,1>
   D11, D12, D13, D14
   D21, D22, D23, D24
   D31, D32, D33, D34
   D41, D42, D43, D44
   uv_mapping
  texture{ bz_tx_D }
}

#declare Points=array[16]{
   D11, D12, D13, D14
   D21, D22, D23, D24
   D31, D32, D33, D34
   D41, D42, D43, D44
}
#declare I=0;
#while (I<16)
   sphere {
      Points[I],0.1
      no_shadow
      pigment{
         #if (I=0|I=3|I=12|I=15)
            color rgb <1,0,0>
         #else
            color rgb <0,1,1>
         #end
      }
   }
   #declare I=I+1;
#end

object{ bz_checker_bg }

#include "camlight.inc"
camlight(<1.5,2.0,1.5>,<0.1,1.0,-11.5>,1.00,y,1.0)