// Leandro Brioschi de Oiveira RA 970995
// Trabalho de Laboratorio 2 - 05 - 10 - 2000 MC 930 - Professor Stolfi

background{ color rgb < 0.00, 1.00, 1.00 > }

light_source {
  < -3.00, 9.00, -2.00 >
  color rgb < 1.00, 1.00, 1.00 >
} 

camera {
  location  < -6.50, 6.50, -2.20 >
  sky       < 0.00, 8.00, 0.00 >
  look_at   < -2.80, 3.0, 0.50 >
} 


#declare tinta_A = 
  texture {
    pigment { color rgb < 1.00, 0.00, 0.00 > }
    finish { diffuse 0.5 specular 0.5 roughness 0.005 ambient 0.1 }
  }

#declare tinta_B = 
  texture {
    pigment { color rgb < 0.50, 0.50, 0.50 > }
    finish { diffuse 0.5 specular 0.5 roughness 0.005 ambient 0.1 }
  }

#declare tinta_C =
  texture {
   pigment { color rgb <0.00, 0.00, 0.00 > }
   finish { diffuse 0.5 specular 0.5 roughness 0.005 ambient 0.1 }
}
  
#declare corpo =
  box {
    < -2.80, 1.00, 0.50 >,
    < 2.30, 3.00, 3.00 > 
    texture { tinta_A }
  }

#declare corte_corpo =
  box {
    < -2.50, 2.00, 0.00 >,
    < -1.00, 3.50, 3.50 > 
    texture { tinta_A }
  }

#declare helice =
   box {
    < -4.00, 3.30, 1.65 >,
    < -1.00, 3.40, 1.85 > 
    texture { tinta_B }
  }
   
#declare rabeta =
     cylinder {
     <2.30, 2.00, 1.75>
     <6.30, 2.00, 1.75>
      0.30 
    texture { tinta_B }
  }


#declare eixo_principal = 
   cylinder {
     < -1.00, 3.00, 1.75 >
     < -1.00, 3.30, 1.75 >
     0.15
     texture { tinta_C } 
  }
  

  
#declare roda =
 cylinder {
   < 1.40, 1.00, 0.50 >,
   < 1.40, 1.00, 0.80 >,
   0.50
   texture { tinta_C }
  }
  

// Aqui está a cena, finalmente:


   

union {
        difference {
        object {corpo}
        object {corte_corpo
                translate <0, 0, 0>
                rotate <0, 0, 30>  
                translate <0, 1.74, 0>
               }
        }   
	object {helice
                
                }
        object {helice 
                translate <1, 0,-1.75>  
                rotate <0, 120, 0>
                translate < -1.0 , 0.00, 1.75>
                }  
	object {helice 
          translate <1, 0,-1.75>  
          rotate <0, -120, 0>
          translate < -1.0 , 0.00, 1.75>
	      
	   }   
        //object {helice
        //        scale < 0.3, 0.8, 0.3>
	//	translate < 5, 0 , 0>
        //        }
        //object {helice 
        //        translate <1, 0,-1.75>  
        //        rotate <0, 120, 0>
        //        translate < -1.0 , 0.00, 1.75>
        //        scale <0.3, 0.8, 0.3>
        //        translate < 5, 0 , 0>
	//	}  
	//object {helice 
        //  translate <1, 0,-1.75>  
        //  rotate <0, -120, 0>
        //  translate < -1.0 , 0.00, 1.75>
        // scale <0.3, 0.8, 0.3> 
        // translate < 5, 0 , 0> 
       //   } 
            
        object {rabeta}
        object {eixo_principal}   
       	object {roda
                translate <0.0, 0.0, -0.05>  
		}
	object {roda 
                translate < -3.00 , 0.00, -0.05 >
                }
        object {roda 
                translate < 0.00 , 0.00, 2.45 >
                }
        object {roda 
                translate < -3.00 , 0.00, 2.45 >
                }
         
       }