#include "colors.inc"

camera {

  location < 20.0, 0.0, 20.0>
  look_at <0.0,0.0,0.0>
  angle 60
  }

  background { color <0,0,0.10> }

  light_source { <20,20,20> White }
  light_source { <-20,20,20> White }

  #declare folha1 = bicubic_patch{
                    #declare x0=0.3 ;
                    #declare x1=4.25 ;
                    #declare x2=0.3;
                    #declare x3=0.0;
                    #declare y0=0.0;
                    #declare y1=5.7;
                    #declare y2=5.7;
                    #declare y3=6.0;
                    #declare z0=0.0;
                    #declare z1=1.0;
                    #declare z2=4.0;
                    #declare z3=5.0;
                    #declare d0=0.3;
                    #declare d1=0.3;
                    #declare d2=0.2;
                    #declare k=0.4;
    type 1 flatness 0.01 u_steps 4 v_steps 4,
    <x0,y0,z0+d0> <x0/2,y0,z0-d0><-x0/2,y0,z0-d0><-x0,y0,z0-d0>
    <x1,y1,z1+d1> <x1/2,y1,z1+d1-k><-x1/2,y1,z1-d1-k><-x1,y1,z1-d1>
    <x2,y2,z2+d2> <x2/2,y2,z2+d2-k><-x2/2,y2,z2-d2-k><-x2,y2,z2-d2>
    <x3,y3,z3> <x3/2,y3,z3><-x2/2,y3,z3><-x3,y3,z3>
   
    texture{
     pigment { color rgb <0.2,1.0,0.2> }
    }


  }

  object { folha1 }
  object { folha1 rotate 40*z }
  object { folha1 rotate 80*z }
  object { folha1 rotate 120*z }
  object { folha1 rotate 160*z }
  object { folha1 rotate 200*z }
  object { folha1 rotate 240*z }
  object { folha1 rotate 280*z }
  object { folha1 rotate 320*z }