// Last edited on 2003-05-31 11:07:44 by stolfi

#include "colors.inc"

background{color Gray80}

#declare ctr = <0,0,0>;
camera {
  location  ctr + 1.15 * <  0.00, 15.00, -20.00 >
  right 1.0*x   up 0.75*y
  look_at   ctr
} 
light_source { < -20.00, 30.00, -50.00 > color 1.2*White } 
light_source { < +25.00, 20.00, -50.00 > color 0.8*White } 
light_source { <   5.00, 50.00, -30.00 > color 0.4*White } 
plane {y,-5 pigment { checker color rgb <1,1,1>, color rgb <1.0.8,0.75> } }
#declare Azul = color rgb <0.4,0.6,1.0>;

#declare parte1 = 
  prism {
    linear_sweep
    linear_spline
    0,
    3,
    6,
    <-10,0>,<-5,10>,<0,0>,<-2,-7>,<-8,-7>,<-10,0>
    pigment {Azul}
  }

#declare centro =
  union {
    sphere {
      <-5,1.5,-2>, 3 pigment {White}
    }
    cylinder {
      <0,1.5,10>,<-4,1.5,-3>,0.8 pigment {White}
    }
    cylinder {
      <-10,1.5,10>,<-6,1.5,-3>,0.8 pigment {White}
    }
    cylinder {
      <0,1.5,-6>,<-4,1.5,-1>,0.8 pigment {White}
    }
    cylinder {
      <-10,1.5,-6>,<-6,1.5,-1>,0.8 pigment {White}
    }
  }

#declare ligacao =
  union {  
    cylinder {
      <-5.5,1.5,-2>,<7,1.5,-2>,0.8 pigment {Azul}
    }
    cylinder {
      <-5,1.5,-2>,<-5,1.5,0>,0.6 pigment {Azul}
    }
    cylinder {
      <-5,1.5,-2>,<-5,1.5,-4>,0.6 pigment {Azul}
    }
}

#declare apoio =
  difference {
    lathe {
      linear_spline
      4,
      <1,0>,<2.5,2>,<2.5,5>,<1,7>
      pigment { Azul }
      }
  }

union {
  difference {
    object {parte1}
    object {centro}
  }
  object {ligacao}
  object {apoio translate <9,-1.6,-1.4>}
  rotate <0,20,0>
}