// Exemplo de arquivo de descricao de cena para POV-ray
// Last edited on 2001-07-31 17:51:21 by stolfi

#include "colors.inc"
#declare ctr = < 0,5,0 > 
  background {color rgb <1.00, 1.00, 1.00> }
  camera {
    location ctr + < 5.0, 10.0, 25.0>
    right    <-0.80, 0.00, 0.00>
    up       < 0.00, 0.00, 0.60>
    sky      < 0.00, 0.00, 1.00> 
    look_at  ctr
  }
  light_source { <10, 10, 10> color White }

#declare cor_Azul = color rgb <0,0,1>;
#declare tinta_Azul = 
  texture {
    pigment { color cor_Azul }
    finish { diffuse 0.9 ambient 0.1 }
  }

#declare cor_Verde = color rgb <0,1,0>;
#declare tinta_Verde = 
  texture {
    pigment { color cor_Verde }
    finish { diffuse 0.9 ambient 0.1 }
  }

#declare cor_Vermelho = <1,0,0>;
#declare tinta_Vermelho = 
  texture {
    pigment { color cor_Vermelho  }
    finish { diffuse 0.9 ambient 0.1 }
  }

#declare cor_Amarelo = color rgb <1,1,0>;
#declare tinta_Amarelo = 
  texture {
    pigment { color cor_Amarelo }
    finish { diffuse 0.5 reflection 0.4*cor_Amarelo ambient 0.1 }
  }
 
#declare cor_espelho = color rgb <1.0,0.8,0.5>;
#declare tx_espelho = 
  texture {
     pigment{ color cor_espelho }
     finish{
        ambient 0.05 diffuse 0.05
        reflection (0.5*cor_espelho + 0.4*<1,1,1>)
        specular 0.20 roughness 0.05
        }
     }

#declare cor_cristal = <1.0, 1.0, 1.0>;
#declare tx_cristal = 
  texture {
     finish{
        ambient 0.1 diffuse 0.1
        reflection 0.25
        specular 0.1 roughness 0.001
        }
     pigment { color cor_cristal filter 1}
     }

// Os tres cilindros e somente para mostrar os eixos das coordenada
#declare cilX_vm = 
  cylinder {
    < -3, 0, 0 >,
    < 3, 0, 0 >,
    0.01
    texture { tinta_Vermelho }
  }

#declare cilY_az = 
  cylinder {
    < 0,-3, 0 >,
    < 0, 3, 0 >,
    0.01
    texture { tinta_Azul }
  }

#declare cilZ_vd = 
  cylinder {
    < 0, 0, -3 >,
    < 0, 0, 3 >,
    0.01
    texture { tinta_Verde}
  }

 
#declare chao =
  plane { z,0
         pigment{ checker <1.0, 1.0, 1.0>, <0.5, 1.0, 1.0>}
         finish{ ambient 0.4 diffuse 0.6 }
         translate -7*z 
         } 

#declare A1 = <0,-3,3>;
#declare A2 = <1,-3,3>;
#declare A3 = <2,-3,2>;
#declare A4 = <3,-3,1>;

#declare A5 = <0,2,3>;
#declare A6 = <1,2,3>;
#declare A7 = <2,2,2>;
#declare A8 = <3,2,1>;
 
#declare  A9 = <0,7,2>;
#declare A10 = <1,7,2>;
#declare A11 = <1.75,7,2>;
#declare A12 = <2,7,2>;

#declare A13 = <0,10,0>;
#declare A14 = <1,10,0>;
#declare A15 = <0,10,0>;
#declare A16 = <0,10,0>;

#declare B1 = <3,2,0>;
#declare B2 = <2,1.8,0>;
#declare B3 = <1,1,0>;
#declare B4 = <0,0,0>;

#declare B5 = <3,1.9,1>;
#declare B6 = <2,1.7,1>;
#declare B7 = <1,0.8,1>;
#declare B8 = <0,0,1>;

#declare B9 = <3,1,2>;
#declare B10 = <2,0.7,2>;
#declare B11 = <1,0.2,2>;
#declare B12 = <0,0,2>; 

#declare B13 = <3,0,3>;
#declare B14 = <5,0,3>;
#declare B15 = <4,0,3>;
#declare B16 = <3,0,3>; 


#declare patchA =
 bicubic_patch{
 type 1
 u_steps 5
 v_steps 5
 flatness 0.001
       A1, A2, A3, A4,
       A5, A6, A7, A8,
       A9, A10,A11,A12,
       A13,A14,A15,A16 
       texture{ tx_espelho }
 }

//#declare patchB =
// bicubic_patch{
// type 1
// flatness 0.1
//       B1,B2,B3,B4,
//       B5,B6,B7,B8,
//       B9,B10,B11,B12,
//       B13,B14,B15,B16
//       pigment {color rgb<1,0,0>}
//       finish {reflection 0.8}
// }           

//#declare tudo=
//union{
//object {patchA}
//object {patchB}
//     }
// tres eixos
//   union { object {cilX_vm}
//           object {cilY_az} 
//           object {cilZ_vd}
   union { object {patchA}
           object {patchA scale <-1, 1, 1>}
           object {chao}
           object {chao scale <1,1,-1> scale 1000 }
   }

sphere { A1, 0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A2, 0.1 texture{ pigment{ color rgb<0,0,1>}}}     
sphere { A3, 0.1 texture{ pigment{ color rgb<0,0,1>}}}   
sphere { A4, 0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A5, 0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A6, 0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A7, 0.1 texture{ pigment{ color rgb<0,0,1>}}} 
sphere { A8, 0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A9, 0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A10,0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A11,0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A12,0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A13,0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A14,0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A15,0.1 texture{ pigment{ color rgb<0,0,1>}}}
sphere { A16,0.1 texture{ pigment{ color rgb<0,0,1>}}}

//sphere { B1,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B2,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B16,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B3,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B4,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B5,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B6,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B7,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B8,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B9,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B10,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B11,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B12,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B13,0.1 texture{ pigment{ color rgb<0,1,1>}}}  
//sphere { B14,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B15,0.1 texture{ pigment{ color rgb<0,1,1>}}}
//sphere { B16,0.1 texture{ pigment{ color rgb<0,1,1>}}}