// ======================================================================
// CORES E TEXTURAS

#include "colors.inc"
#include "textures.inc"
#include "woods.inc"
#include "stones.inc" 

background{ color rgb < 0.75, 0.80, 0.85 > }

#declare tx_chao = 
  texture{
    pigment{ color rgb < 0.00, 0.80, 0.10 > }
    finish{ diffuse 0.9 ambient 0.1 }
  }

#declare tx_origem = 
  texture{
    pigment{ color rgb < 1.0, 0.00, 0.00 > }
    finish{ diffuse 0.1 ambient 0.9 }
  }

#declare tx_marmore = PinkAlabaster

#declare tx_letra = Chrome_Metal

#declare tx_assa =   texture{
    pigment{ color rgb < 0.20, 0.30, 0.90 > }
    finish{ diffuse 0.1 ambient 0.9 }
  }



// ======================================================================
// DESCRIÇÃO DA CENA 
  
#macro logo_asa(ang)
  union{
    object{logo}
    object{asa rotate <0,ang,0> translate <3,0,0>}
    object{asa rotate <0,ang,0> scale <-1,0,0> translate <-3,0,0>}
  }
#end

#declare asa =
  box{ <-0,-0.5,-0.25>, <+4,+1.5,0.25> 
     texture {tx_assa}}

#declare chao = 
  box{ <-20,-20,-1>, <+20,+20,0> }

#declare logo_p1 = 
  difference{
   cylinder { 
    <0.0, 0.0, 0.0> 
    <0.0, 1.0, 0.0>
    3
   }
   cylinder { 
    <0.0, 0.2, 0.0> 
    <0.0, 2.0, 0.0>
    2
   }
   texture {tx_marmore} 
  }

#declare logo_p2 =
 object{ text{ ttf "arial.ttf" "LOGO" 1 , 0 } texture {tx_letra}}

#declare logo =
  union{
   object{logo_p1}
   object{logo_p2 rotate <90,0,0> scale<-1,0,0> translate <1.5,1,0>}
  }

union{
  object{ chao texture{tx_chao}  translate < 0,0,-0.01 >}
  sphere{ < 0,0,0>, 0.1 texture { tx_origem }}
  object{logo_asa( 30*sin(clock * 5 * (2*pi)) ) translate <0,0,6 + 2*sin(clock * (2*pi))>}
}

#include "camlight.inc"

#declare centro_cena = < 0.00, 0.00, 1.00 >;
#declare raio_cena = 25.0;


#declare dir_camera = < 5.00, 15.00,    10 >;

//#declare dir_camera = < 1.00, 15.00,    3 >;
//#declare dir_camera = < 15.00, 1.00,    3 >;

//#declare dir_camera = < 1.00, 15.00,    10 >;
//#declare dir_camera = < 15.00, 1.00,    10 >;

//#declare dir_camera = < 1.00, 1.00,    15 >;


#declare dist_camera = 16.0;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)