// Exemplo de arquivo de descricao de cena para POV-ray
// Last edited on 2017-05-07 20:10:09 by stolfilocal

// ======================================================================
// Cores e Texturas

background{ color rgb < 0, 0, 0> }

#declare tx_plastico_branco = 
  texture{
    pigment{ color rgb < 1.0, 1.0, 1.0 > }
    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

#declare tx_plastico_preto = 
  texture{
    pigment{ color rgb < 0.0, 0.0, 0.0 > }
    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

#declare tx_plastico_vermelho = 
  texture{
    pigment{ color rgb < 0.90, 0.20, 0.10 > }
    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

#declare tx_plastico_azul = 
  texture{
    pigment{ color rgb < 0.1, 0.2, 0.9 > }
    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

#declare tx_plastico_laranja = 
  texture{
    pigment{ color rgb < 1.0, 0.55, 0.0 > }
    finish{ diffuse 0.8 ambient 0.1 specular 0.5 roughness 0.005 }
  }

// ======================================================================
// Declaração de Macros 
#include "eixos.inc"


// plota animação ======================================================
union{

	//object{ eixos(1.0) }

	light_source {
	  <0, 0, 0>, rgb <1,1,1>
  }

difference{
		object{ 
			difference{
				// outter			
				prism {
					linear_spline
					0, 2, 9,
					<1,0>, <2,0>, <3,1>, <3,2>, <2,3>, <1, 3>, <0, 2>, <0, 1>, <1, 0>

					texture{ tx_plastico_laranja }
				}

				// inner
				prism {
					linear_spline
					0, 2, 9,
					<1.1,0.1>, <1.9,0.1>, <2.9,1.1>, <2.9,1.9>, <1.9,2.9>, <0.9, 2.9>, <0.1, 1.9>, <0.1, 1.1>, <1.1, 0.1>

					texture{ tx_plastico_laranja }
				}
			}

			rotate <90, 0, 90>
			translate <-1.5, -1.5, -1.0>
			//scale <0.1, 0.1, 0.1>
		}

		object{
			text {
				ttf "arial.ttf" "A" 5, 0
				texture { tx_plastico_preto }
			}
			
			translate <-0.25, -0.5, -0.5>
			rotate <90, 0, 90>
		}
	}

	object{
		box{
			<4, -4, -4>,
			<4.02, 4, 4>

			texture { tx_plastico_branco }
		}

		rotate <90, 0, 0>
	}

	rotate <0, 0, 90 + 45>
}

// ======================================================================
// Declaração de Câmera
#include "camlight.inc"
#declare centro_cena = < 0.50, 0.50, 0.50>;
#declare raio_cena = 5.0;
#declare dir_camera = < 45, 0, 0 >;
#declare dist_camera = 5*raio_cena;
#declare intens_luz = 1.20;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)