// Last edited on 2003-04-13 23:09:00 by stolfi
//Universidade Estadual de Campinas
//Instituto de Computação
//Aluno: Ricardo Capitanio Martins da Silva
//RA: 992386    Disciplina: MC930A
//Professor: Stolfi
//Trabalho Prático 06

#include "colors.inc"
#include "textures.inc"  

background{Green}  

#declare ctr = <0, 0,  0>;
#declare cam = <0, 5, 25>;


camera {
    location ctr + 0.4*cam
    right    -1.2*x
    up       0.9*y
    sky      y
    look_at  ctr
  }
light_source { ctr + 10*(vrotate(cam,  20*y) + 10*y) color 1.1*White }
light_source { ctr + 10*(vrotate(cam, -70*y) + 10*y) color 0.5*White }
 

// Eixos de coordenadas
#declare eixoX = 
  cylinder {
    < -3, 0, 0 >,
    < 3, 0, 0 >,
    0.01
    texture {pigment{Red}}
  }

#declare eixoY = 
  cylinder {
    < 0,-3, 0 >,
    < 0, 3, 0 >,
    0.01
    texture { pigment{Blue} }
  }

#declare eixoZ = 
  cylinder {
    < 0, 0, -3 >,
    < 0, 0, 3 >,
    0.01
    texture {pigment{Green}}
  }


#declare corpo_metalico =
  texture 
  {
    pigment { Brown }
    finish { Metallic_Finish reflection .09}
  }


#declare amarelo_transp = 
  texture
  {
    pigment { Yellow filter 1}
    finish
    {
      ambient 0.1 diffuse 0.1
      reflection 0.35
      specular 1 roughness 0.001
    }
  }

#declare vermelho_transp = 
  texture
  {
    pigment { Red filter 1}
    finish
    {
      ambient 0.1 diffuse 0.1
      reflection 0.35
      specular 1 roughness 0.001
    }
  }

#declare cristal =
 texture
  {
    pigment {White filter 1}
    finish
    {
      ambient 0.1 diffuse 0.1
      reflection 0.35
      specular 1 roughness 0.001
    }
  }

#declare espelho_laranja =
  texture
  {
    pigment {Orange}
    finish 
    {
      ambient 0.05 diffuse 0.05
      reflection Orange
      specular 0.2 roughness 0.05
    } 
  }


#declare base =
  difference
  {   
     cylinder
     {
     	<0, -2.0, 0>, <0, -1.7, 0>, 2.5
     	texture {espelho_laranja}
     }   	 
     cylinder
     {
        <0, -1.9, 0>, <0, -1.5, 0>, 0.5	
        translate<1, 0, 1>
        
     } 
   }

#declare majorRadius = 2.0;
#declare minorRadius = 0.5;
#declare majorRadius2 = majorRadius - 2*minorRadius; 
#declare initialPosition = -8;

#declare rotacao = (5*360*clock*0.5);
#declare posicao = (initialPosition - initialPosition*clock);


#declare torus1 =
   difference 
   {
     torus {
      majorRadius minorRadius 
      rotate x*90
      translate<posicao,0,0>  
      texture{pigment{Yellow}}
   }
}

#declare torus2 =
   difference 
   {
     torus {
      majorRadius2 minorRadius 
      rotate x*rotacao
      translate<posicao,0,0>  
      texture{pigment{Red}}
   }
}

#declare a = -3;
#declare b = 3;

#declare superiorplane = (a + ((b - a)/(0.875 - 0.375)) * ((clock - 0.375)/(0.875 - 0.375)));

#declare inferiorplane = (a + ((b - a)/(0.875 - 0.750)) * ((clock - 0.750)/(0.875 - 0.750))); 

#declare senhordos = 
     union {
     	difference{
	 
        text{
       	ttf "arial.ttf" 
       	"O Senhor Dos"
       	0.15, 0
       	translate<-3,3,0>
     	}
	 plane
	  {-x, -superiorplane}
        
        }

	difference{
        text{
        ttf "arial.ttf"
	"TOROIDES" 
        0.15, 0				
        translate<-2.5,-3.5,0>
        }
     	plane
	  {-x, -inferiorplane}
        
        }
        pigment { Magenta } // estava faltando - acrescentado por stolfi

	}
	


#declare chao = 
   plane 
   { 
     y, -2.0
     pigment { checker color White, color Gray }
   }


union 
{ 
  
  //object{chao}
    
  object{torus1}
  object{torus2}
  object{senhordos}	

  //somente para mostrar os eixos cartesianos
  object{eixoX}     // eixo X (Red)
  object{eixoY}     // eixo Y (Blue)
  object{eixoZ}     // eixo Z (Green)
}