1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
// This work is licensed under the Creative Commons Attribution 3.0 Unported License.
// To view a copy of this license, visit http://creativecommons.org/licenses/by/3.0/
// or send a letter to Creative Commons, 444 Castro Street, Suite 900, Mountain View,
// California, 94041, USA.
// Persistence Of Vision raytracer version 3.5 sample file.
// Demo showing a lathe with cubic interpolation ... Dieter Bayer, June 1994
// Changed to more harmonic colors by Friedrich A. Lohmller, Feb 2013
//
// -w320 -h240
// -w800 -h600 +a0.3
#version 3.7;
global_settings { assumed_gamma 1.0 }
#include "colors.inc"
#include "textures.inc"
background { color MidnightBlue }
camera {
location <0, 7, -10>
right x*image_width/image_height
angle 45
look_at <0,-0.2, 0>
}
light_source { <5, 20, -10> colour White }
plane { y, -6
pigment {
checker colour rgb<1,0.7,0.2> colour rgb<0.5,0.8,0.2>
scale 1
}
finish {
ambient 0.2
diffuse 0.8
}
}
difference
{
lathe {
cubic_spline
14,
<2, 1>,
<2, -1>, <3, -1>, <3.4, -2>, <4, -1.1>, <3.6, -0.9>,
<2.6, 0>,
<3.6, 0.9>, <4, 1.1>, <3.4, 2>, <3, 1>, <2, 1>,
<2, -1>,
<3, -1>
pigment {
color Red
}
finish {
ambient 0.1
diffuse 0.6
phong 0.6
phong_size 7
// reflection 0.3
}
}
box {
<0, -5, 0>, <5, 5, -5>
rotate <0, 30, 0>
pigment {
color rgb<1,1,0.7>*1.2
}
finish {
ambient 0.1
diffuse 0.6
phong 0.6
phong_size 7
}
}
}
|
