pov-ray/demo.pov

// Just following along the tutorial (mostly)

#include "colors.inc"
#include "stones.inc"

background { rgb < 0.5, 0.5, 0.5 > }

camera {
  location <0, 2, -4>
  look_at  <0, 1,  2>
}

light_source { <2, 4, -3> color White }


   sphere {
     <0, 1, 2>, 2
     texture {
       pigment { color rgb < 0.16, 0.79, 0.04 > }
     }
   }
 
// box {
//   <-1, 0,   -1>,  // Near lower left corner
//   < 1, 0.5,  3>   // Far upper right corner
//   texture {
//     T_Stone25     // Pre-defined from stones.inc
//     scale 2       // Scale by the same amount in all
//                   // directions
//   }
//   rotate y*20     // Equivalent to "rotate <0,20,0>"
// }
  
// cone {
//   <0, 1, 0>, 0.03    // Center and radius of one end
//   <1, 2, 3>, 1.0    // Center and radius of other end
//   texture { T_Stone25 scale 1 }
// }
  
// cylinder {
//   <0, 1, 0>,     // Center of one end
//   <1, 2, 3>,     // Center of other end
//   0.5            // Radius
//   open           // Remove end caps
//   texture { T_Stone25 scale 1 }
// }


  plane { y, -1
    pigment {
      checker color rgb < .13, .16, .13 > , color rgb < .42, .42, .42 >
    }
  }