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- // Persistence Of Vision raytracer version 3.1 sample file.
- // Clipped_by example
-
- global_settings { assumed_gamma 2.2 }
-
- #include "colors.inc" // Standard colors library
- #include "textures.inc" // LOTS of neat textures. Lots of NEW textures.
-
- camera {
- location <2.0, 4, -4>
- direction <0.0, 0.0, 1.5>
- 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 { <50, 50 ,15> color AmbientLight }
-
-
- // A hollow sphere using a clipping plane. This sphere has no "thickness"
- // to its walls, no matter what the scaling.
- sphere { <0, 0, 0>, 1
- clipped_by { plane { <0, 1, 0>, 0.25 } }
-
- finish {
- Phong_Glossy
- ambient 0.2
- }
-
- pigment {
- gradient <1, 1, 1>
- // Notice the -1 to +1 color range. This is just to demonstrate
- // that this is a valid form for a color map. It's not really
- // neccessary in this case to do it this way, but thought I'd
- // use it for instructional value.
- color_map {
- [-1.0 0.0 color Yellow color Cyan ]
- [ 0.0 1.0 color Cyan color Magenta]
- }
- scale <0.1, 0.1, 0.1>
- }
-
- translate <-2, 1, 0>
- }
-
- // Hollow sphere done with intersection.
- intersection {
- sphere { <0, 0, 0>, 1 } // outer wall
- sphere { <0, 0, 0>, 0.85 inverse } // inner wall
- plane { <0, 1, 0>, 0.25 } // top surface
-
- finish {
- Phong_Glossy
- ambient 0.2
- }
- pigment {
- leopard
- color_map {
- [0.0 0.10 color Yellow color Red ]
- [0.10 0.98 color Red color Blue ]
- [0.98 1.00 color Magenta color Yellow ]
- }
- // scale <0.05, 1.0, 0.05>
- scale <0.025, 1.0, 0.025>
- }
-
- translate <2, 1, 0>
- }
-
- // Flat-topped sphere/plane intersection
- intersection {
- sphere { <0, 0, 0>, 1 } // outer wall
- plane { <0, 1, 0>, 0.25 } // top surface
-
- finish {
- Phong_Glossy
- ambient 0.2
- }
- pigment {
- onion
- turbulence 10 // try with 0 turb, too!
- octaves 2
- color_map {
- [0.0 0.30 color Yellow color Orange ]
- [0.30 0.90 color Orange color Magenta ]
- [0.90 1.00 color Blue color Green ]
- }
- }
-
- translate <0, 1, -1>
- }
-