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// This work is licensed under the Creative Commons Attribution-ShareAlike 3.0 Unported License.
// To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/3.0/ or send a
// letter to Creative Commons, 444 Castro Street, Suite 900, Mountain View, California, 94041, USA.
// Persistence Of Vision raytracer sample file.
// Demonstrates quilted normals
// Updated: 2013/02/15 for 3.7
//
// -w320 -h240
// -w800 -h600 +a0.3
#version 3.7;
global_settings {
assumed_gamma 2.2
}
#include "colors.inc"
#include "textures.inc"
#include "shapes.inc"
camera {
location <-5, 6, -13>
angle 40 // direction <0, 0, 2>
right x*image_width/image_height // keep propotions with any aspect ratio
look_at <0, 0, 0>
}
light_source { < -10, 0.5, -4> colour SkyBlue }
light_source { < 10, 20, -2> colour Gray90
area_light <4 0 0> <0 0 4> 10 10
adaptive 1
jitter
}
// Sky
sphere {
<0, 0, 0>, 1
hollow on
texture {
pigment {
gradient y
color_map {[0, 1 color White color SkyBlue]}
}
finish {ambient 1 diffuse 0}
}
scale 100000
}
#declare X_Scale = 100;
union {
plane { z, 0 hollow on}
plane { y, 0 inverse }
cylinder { <-2*X_Scale, 1, -1>,<2*X_Scale, 1, -1>, 1
clipped_by { box { <-X_Scale, 0, -1> <X_Scale, 1, 0> }}
}
texture {
normal { quilted 1 }
pigment { checker color SkyBlue color Wheat }
finish { Shiny }
scale <0.5,0.5,0.5>
translate y*100
translate .1
}
clipped_by { box { <-X_Scale+0.1, -0.1, -10000> <X_Scale+0.1, 1000, 1> }}
rotate -y*2
}
sphere { <0, 1, 0>, 2
texture {
pigment { White }
finish { Mirror }
normal { quilted 1 control0 0.5 control1 1
scale 0.45
turbulence 0.5
lambda 0.5
omega 0.707
octaves 4
}
}
translate <-2, 1, -4>
}
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