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- // Persistence Of Vision raytracer version 3.0 sample file.
- // File by Dan Farmer
- // Cantelope segments. Uses onion for the cantelope interior and skin.
- // Demonstrates intersection of spheres and planes, onion texture,
- // color maps.
-
- #version 3.0
- global_settings { assumed_gamma 2.2 }
-
- #include "colors.inc"
-
- #declare Melon = texture {
- finish { ambient 0.2 }
- pigment {
- onion
- color_map {
- [0.0 0.95 color Orange color Orange ]
- [0.95 0.96 color Orange color GreenYellow ]
- [0.96 0.98 color GreenYellow color Khaki ]
- [0.98 1.00 color NewTan color DarkTan ]
- }
- }
- }
-
- camera {
- location <-2, 3, -3>
- direction <0.0, 0.0, 2.0>
- up <0.0, 1.0, 0.0>
- right <4/3, 0.0, 0.0>
- look_at <0, 0, 0>
- }
-
-
- // Light source
- #declare Grayscale = 0.25
- #declare AmbientLight = color red Grayscale green Grayscale blue Grayscale
-
- light_source { <-20, 30, -100> color White }
-
- light_source { <0, 50, 10> color AmbientLight }
-
- // Flat-topped sphere/plane intersection
- #declare MelonHalf = intersection {
- sphere { <0, 0, 0>, 1 } // outer wall
- sphere { <0, 0, 0>, 0.65 inverse } // inner wall
- plane { y, 0 } // top surface
-
- texture { Melon }
- bounded_by { sphere { <0, 0, 0>, 1.001 } }
- }
-
- // Quarter Wedge of above melon
- #declare MelonWedge = intersection {
- sphere { <0, 0, 0>, 1 } // outer wall
- sphere { <0, 0, 0>, 0.65 inverse } // inner wall
- plane { y, 0 rotate 45*x } // top surface
- plane { y, 0 rotate -45*x } // top surface
-
- texture { Melon }
- bounded_by { sphere { <0, 0, 0>, 1.001 } }
- }
-
- object { MelonHalf }
- object { MelonWedge rotate 30*y translate <2, 0, 2> }
-