// Last edited on 2003-03-19 18:38:05 by stolfi
// arquivo de descricao de cena para POV-ray
// Laboratório 1 - MC930 - 1S/2003
// Marcelo Bello RA 992119

background{ color rgb < 0.7, 0.7, 0.7 > }

light_source {
  < 0, 10.00, -20.00 >
  color rgb 1.2*< 1.00, 1.00, 1.00 >
} 

camera {
  location  <  -3.00, 2.00, -10.00 >
  look_at   <  0.00, 0.75, 0.00 >
} 

#declare raio = 2.5;
#declare strengthMoleculaCentral = 1.7;
#declare strengthMoleculasExternas = 1.7;

#declare texturaMoleculaCentral =
  texture {
    pigment { color rgb < 0.0, 0.0, 1.0 > }
  }


#declare texturaMoleculasExternas =
  texture {
    pigment { color rgb < 1.0, 0.0, 0.0 > }
  }




blob { 
  threshold 0.55
  sphere{ < 0.0, 0.0, 0.0 >, raio, strengthMoleculaCentral texture {texturaMoleculaCentral} }
  sphere{ < -3.0, -1.5, 0.0 >, raio, strengthMoleculasExternas texture {texturaMoleculasExternas} }
  sphere{ < 3.0, -1.5, 0.0 >, raio, strengthMoleculasExternas texture {texturaMoleculasExternas} }
  sphere{ < 0.0, 3.3541, 0.0 >, raio, strengthMoleculasExternas texture {texturaMoleculasExternas} }
  finish { phong 1 }
}