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INTEE1.POV
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1992-07-03
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// Persistence of Vision Raytracer
// Intersection of two cylinders, with holes cut from each one, in pink
// marblized stone. Image by Dan Farmer.
// Demonstrates CSG intersection, layered stone texture.
// Time: about 3 hours @640x480+a0.2 on 486/33
#include "colors.inc" // Standard colors library
#include "shapes.inc" // Commonly used object shapes
#include "textures.inc" // LOTS of neat textures. Lots of NEW textures.
camera {
location <0.0 10 -26>
direction <0.0 0.0 1.0>
up <0.0 1.0 0.0>
right <1.33333 0.0 0.0>
look_at <0 0 0>
}
// Light source
object { light_source { <-10 20 -25> color White }}
object { light_source { <0 0 0> color White }}
#declare Color1A = color DustyRose
#declare Color1B = color DarkSlateGray
object {
intersection {
quadric { Cylinder_X }
quadric { Cylinder_Y }
quadric { Cylinder_X inverse scale <1 0.5 0.5> } // small hole
quadric { Cylinder_Y inverse scale <0.5 1 0.5> } // ditto
}
// A great looking pinkish marble. Except that it doesn't use marble
// or agate... it's all done with bozo and granite!
// Underlying surface is very subtly mottled with bozo in pinks and
// grays.
texture {
ambient 0.25
bozo
turbulence 0.25
color_map {
[0.0 1.0 color red 0.9 green 0.75 blue 0.75
color red 0.6 green 0.6 blue 0.6 ]
}
scale <.4 .4 .4>
}
// Second layer texture has some alpha values, yet a fair amount of color
// Viening is kept quite thin.
texture {
Glossy
granite
color_map {
[0.0 0.9 color Color1A alpha 1 color Color1A alpha 0.5 ]
[0.9 1.0 color Color1B color Color1B ]
}
scale <2 2 2>
phong 0.25
phong_size 75
brilliance 4
}
scale <10 10 10>
rotate <0 45 0>
}