// Last edited on 2003-06-21 23:48:08 by stolfi

#include "colors.inc"
#include "stones.inc"

#declare A11 = <2 ,4 -0.5,0>;
#declare A12 = <4 ,4.3 -0.5 ,0>;
#declare A13 = <7 ,4.7 -0.5,0>;
#declare A14 = <9,4.9 -0.5,0>;

#declare A21 = <2 ,3   ,-8>;
#declare A22 = <4 ,3.3 ,-8>;
#declare A23 = <7 ,3.7 ,-8>;
#declare A24 = <9 ,3.9 ,-8>;

#declare A31 = <2 ,2  ,-2>;
#declare A32 = <4 ,2  ,-2>;
#declare A33 = <7 ,2  ,-2>;
#declare A34 = <9 ,2  ,-2>;

#declare A41 = <2 ,1,0>;
#declare A42 = <4 ,1,0>;
#declare A43 = <7 ,1,0>;
#declare A44 = <9,1,0>;

#declare B11 = A14; 
#declare B12 = <4+9 ,4.7 -0.5,0>;
#declare B13 = <7+9 ,4.7 -0.5,0>;
#declare B14 = <9+9,4.9 -0.5,0>;

#declare B21 = A24; 
#declare B22 = <4+9 ,3.7  ,-8>;
#declare B23 = <7+9 ,3.7  ,-8>;
#declare B24 = <9+9,3.9 ,-8>;

#declare B31 = A34; 
#declare B32 = <4+9 ,2  ,-2>;
#declare B33 = <7+9 ,2  ,-2>;
#declare B34 = <9+9,2  ,-2>;

#declare B41 = A44; 
#declare B42 = <4+9 ,1,0>;
#declare B43 = <7+9 ,1,0>;
#declare B44 = <9+9,1,0>;

#declare C11 = B14; 
#declare C12 = <4+9 ,4.7 -0.5,0>;
#declare C13 = <7+9 ,4.7 -0.5,0>;
#declare C14 = <9+9,4.9 -0.5,0>;

#declare C21 = B24; 
#declare C22 = <4+9+9 ,3.7  ,-8>;
#declare C23 = <7+9+9 ,3.7  ,-8>;
#declare C24 = <9+9+9,3.9 ,-8>;

#declare C31 = B34; 
#declare C32 = <4+9+9 ,2  ,-2>;
#declare C33 = <7+9+9 ,2  ,-2>;
#declare C34 = <9+9+9,2  ,-2>;

#declare C41 = B44; 
#declare C42 = <4+9+9 ,1,0>;
#declare C43 = <7+9+9 ,1,0>;
#declare C44 = <9+9+9,1,0>;

#declare bz_scale = 0.70;
#include "../../bz-things.inc"

#declare patchA =
  union{
    bicubic_patch {
      type 1 flatness 0 u_steps 4 v_steps 4,
      A11, A12, A13, A14, 
      A21, A22, A23, A24, 
      A31, A32, A33, A34, 
      A41, A42, A43, A44
      texture { bz_tx_A }
    }
    object { bz_grid_A }
  }

#declare patchB =
  union{
    bicubic_patch {
      type 1 flatness 0 u_steps 4 v_steps 4,
      B11, B12, B13, B14, 
      B21, B22, B23, B24, 
      B31, B32, B33, B34, 
      B41, B42, B43, B44
      texture { bz_tx_B }
    }
    object { bz_grid_B }
  }

#declare patchC =
  union{
    bicubic_patch {
      type 1 flatness 0 u_steps 4 v_steps 4,
      C11, C12, C13, C14, 
      C21, C22, C23, C24, 
      C31, C32, C33, C34, 
      C41, C42, C43, C44
      texture { bz_tx_C }
    }
    object { bz_grid_C }
  }

#declare scene = 
  union{
    union{
      object { patchA }
      object { patchA scale <1,1,-1> }
      object { patchB }
      object { patchB scale <1,1,-1> }
      object { patchC }
      object { patchC scale <1,1,-1> }
      translate < -16, -1, 0 > 
    }
    // object{ bz_axes }
  }

object{ bz_checker_bg }
object{ scene translate bz_rite_pos }
object{ scene rotate -90*y translate bz_left_pos }