// MC930 - Trabalho prático 11 - 1s2003
// Last edited on 2003-12-14 19:13:18 by stolfi

#declare bz_name = "Woody Woodpecker"

#include "colors.inc"

#declare proporcao=3;

#declare A11 = proporcao * <-2, 0, 0>;
#declare A12 = proporcao * <-2.4, 0.2, 0>;
#declare A13 = proporcao * <-2.4, -0.2, 0>;
#declare A14 = proporcao * <-2, 0.2, 0>;
#declare A21 = proporcao * <0, 0, 0.3>;
#declare A22 = proporcao * <0.2, 0, 0.3>;
#declare A23 = proporcao * <-0.2, 0, 0.3>;
#declare A24 = proporcao * <0.2, 1, 0.3>;
#declare A31 = proporcao * <0, 0, -0.3>;
#declare A32 = proporcao * <0.2, 0, -0.3>;
#declare A33 = proporcao * <-0.2, 0, -0.3>;
#declare A34 = proporcao * <0.2, 1, -0.3>;
#declare A41 = proporcao * <-2, 0, 0.1>;
#declare A42 = proporcao * <-2.4, 0.2, 0.1>;
#declare A43 = proporcao * <-2.4, -0.2, 0.1>;
#declare A44 = proporcao * <-2, 0.2, 0.1>;

#declare B11 = <4.5, 2.5, 0>;
#declare B12 = <3.5, 2.3, 0> ;
#declare B13 = <2.5, 2.5, 0> ;
#declare B14 = <1.5, 3.4, 0> ;
#declare B21 = <4.4, 1.7, 0> ;
#declare B22 = <3.5, 0.8, 1.2> ;
#declare B23 = <2.5, 0.8, 1.6> ;
#declare B24 = <1.5, 1.2, 2> ;
#declare B31 = <4.3, 1.3, 0> ;
#declare B32 = <3.5, -0.5, 1.2> ;
#declare B33 = <2.5, -0.7, 1.6> ;
#declare B34 = <1.5, -1.0, 2> ;
#declare B41 = <4.2, 0.7, 0> ;
#declare B42 = <3.5, -1.8, 0> ;
#declare B43 = <2.5, -2.4, 0> ;
#declare B44 = <1.5, -3.5, 0> ;

#declare C11 = B14;
#declare C12 = <-2.5, 2.1, 0>;
#declare C13 = <-3.5, 2.1, 0>;
#declare C14 = <-4.5, 2.5, 0>;
#declare C21 = B24;
#declare C22 = <-2.5, 0.65, 1.32>;
#declare C23 = <-3.3, 0.65, 0.66>;
#declare C24 = <-4, 0.8, 0>;
#declare C31 = B34;
#declare C32 = <-2.5, -0.65, 1.32>;
#declare C33 = <-3.3, -0.65, 0.66>;
#declare C34 = <-4, -0.8, 0>;
#declare C41 = B44;
#declare C42 = <-2.5, -2.1, 0>;
#declare C43 = <-3.5, -2.1, 0>;
#declare C44 = <-4.5, -2.5, 0>;

#declare bz_scale = 0.35;
#include "bz-things.inc"

#declare A =
  union{
    bicubic_patch {
      type 0
      flatness 0.03
      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 B =
  union{
    bicubic_patch {
        type 0
        flatness 0.03
        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 angulo_rotacao=-90*z;

#declare scene =
  union{
    union {
      object{A }
      object{B rotate angulo_rotacao }
      translate <+2.0, +1.0, 00.0>
      rotate 45*y
    }
    // object{ bz_axes }
  }

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