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라이선스
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나는 이 작품의 저작권자로서, 이 작품을 퍼블릭 도메인으로 모두에게 공개합니다. 이 공개 선언은 전 세계적으로 유효합니다. 만약 저작권의 포기가 법률적으로 가능하지 않은 경우, 나는 이 작품을 법적으로 허용되는 한도 내에서 누구나 자유롭게 어떤 목적으로도 제한없이 사용할 수 있도록 허용합니다.
Source
This image was created using POV-Ray for Windows, version 3.6. The image was rendered to an 1800 x 1800 square,
using 0.3 anti-aliasing, and then cropped and compressed using pngcrush.
#include "colors.inc"
background { color White }
global_settings { assumed_gamma 1.0}
camera
{
location <0, 0, -250000>
right <1,0,0> up <0,1,0>
look_at <0, 0, 0>
angle 5/10000
}
light_source
{
<0, 200000, -500000>
color White
area_light <50000, 0, 0>, <0, 50000, 0>, 10, 10 /* very slow, decrease 10 to 2 for experiments */
adaptive 3
}
#declare r_tube = 0.07; // thickness (radius) of tube
#declare sep = 0.2; // apparent height seperation between crossing rings
#declare shiny = finish {
ambient 0.15
diffuse 0.85
brilliance 2
phong 0.25
phong_size 7.5
}
#declare GREEN_TORUS = torus
{
0.6, r_tube // major and minor radius
rotate -90*x // so we can see it from the top
translate 0.3*<cos(pi/6),sin(pi/6),0>+<0,.1,0>
pigment { color rgb <0,0.75,0> }
finish {shiny}
}
#declare RED_TORUS = torus
{
0.6, r_tube // major and minor radius
rotate -90*x // so we can see it from the top
translate 0.3*<-cos(pi/6),sin(pi/6),0> +<0,.1,0>
pigment { color rgb <1,0,0> }
finish {shiny}
}
#declare BLUE_TORUS = torus
{
0.6, r_tube // major and minor radius
rotate -90*x // so we can see it from the top
translate 0.3*<0,-1,0>+<0,.1,0>
pigment { color rgb <0,0.25,1> }
finish {shiny}
}
object { RED_TORUS }
object { GREEN_TORUS }
object { BLUE_TORUS }
intersection
{
object { RED_TORUS translate <0,0,-100-sep> }
cylinder { <0,-0.3,0>, <0,-0.3,-105>, 0.25 }
}
intersection
{
object { GREEN_TORUS translate <0,0,-100> }
cylinder { <0,-0.3,0>, <0,-0.3,-105>, 0.25 }
}
intersection
{
object { BLUE_TORUS translate <0,0,-100-sep> }
cylinder { <-0.58,-0.24,-95>, <-0.58,-0.24,-105>, 0.25 }
}
intersection
{
object { RED_TORUS translate <0,0,-100> }
cylinder { <-0.58,-0.24,-95>, <-0.58,-0.24,-105>, 0.25 }
}
intersection
{
object { GREEN_TORUS translate <0,0,-100-sep> }
cylinder { <0.58,-0.24,-95>, <0.58,-0.24,-105>, 0.25 }
}
intersection
{
object { BLUE_TORUS translate <0,0,-100> }
cylinder { <0.58,-0.24,-95>, <0.58,-0.24,-105>, 0.25 }
}
intersection
{
object { GREEN_TORUS translate <0,0,-100-sep> }
cylinder { <-0.29,0.35,-95>, <-0.29,0.35,-105>, 0.25 }
}
intersection
{
object { BLUE_TORUS translate <0,0,-100> }
cylinder { <-0.29,0.35,-95>, <-0.29,0.35,-105>, 0.25 }
}
intersection
{
object { BLUE_TORUS translate <0,0,-100-sep> }
cylinder { <0.29,0.35,-95>, <0.29,0.35,-105>, 0.25 }
}
intersection
{
object { RED_TORUS translate <0,0,-100> }
cylinder { <0.29,0.35,-95>, <0.29,0.35,-105>, 0.25 }
}
intersection
{
object { RED_TORUS translate <0,0,-100-sep> }
cylinder { <0,0.85,-95>, <0,0.85,-105>, 0.25 }
}
intersection
{
object { GREEN_TORUS translate <0,0,-100> }
cylinder { <0,0.85,-95>, <0,0.85,-105>, 0.25 }
}
plane
{
<0,0,-1>, -0.33
pigment { color White }
finish
{
ambient 0.35
diffuse 0.65
}
}
{{Created with Persistence of Vision}} == {{int:filedesc}} == {{Information |Description={{en|1=The Borromean rings. This picture is an optical illusion: three flat circles cannot actually be connected in this way.}} |Source={{own}} |Author=Jim.belk; background removed by Ravenpuff |Date=2010-03-26 |Permission= |other_versions={{Derived from|File:Borromean Rings Illusion.png}} }} {{ConvertToSVG|math}} == {{int:license-header}} == {{PD-self}} == Source...