File:Blue 7 3 Knot Animated.gif

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Blue_7_3_Knot_Animated.gif(480 × 480 pixels, file size: 1.87 MB, MIME type: image/gif, looped, 36 frames, 3.6 s)

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Summary[edit]

Description
Português: Nó 73
English: A 73 knot
Date // 2018-12-28
Source Own work
Author

Original: Ederporto

Animated: MichaelFrey

Licensing[edit]

w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

Código-fonte[edit]

The code bellow was modified from the one at Blue 72 Knot by Jim.belk.

#include "colors.inc"
#include "colors.inc"

background { color White }

global_settings { assumed_gamma 1.0}

camera
  {
  location <0, 0, -25>
  right <1,0,0> up <0,1,0>
  look_at  <0, 0, 0>
  angle 5
  }

light_source
  {
  <0, 20, -50>
  color White
  area_light <5, 0, 0>, <0, 5, 0>, 10, 10  /* very slow, decrease 10 to 2 for experiments */
  adaptive 3
  }

#declare r_tube = 0.07;  // thickness (radius) of tube

sphere_sweep
  {
  cubic_spline 130,
  <-0.222634545, -0.585930091, -0.102144273>, r_tube
  <-0.192230636, -0.661705091, -0.170582364>, r_tube
  <-0.137086909, -0.737685455, -0.219211>, r_tube
  <-0.062221727, -0.806945273, -0.245066>, r_tube
  <0.026348636, -0.862852, -0.249526818>, r_tube
  <0.123019, -0.900592818, -0.236907455>, r_tube
  <0.222976182, -0.917262091, -0.212255636>, r_tube
  <0.321730091, -0.911862182, -0.179973545>, r_tube
  <0.415113455, -0.885508182, -0.143230636>, r_tube
  <0.499839364, -0.841076273, -0.103875818>, r_tube
  <0.574587, -0.782645636, -0.063405727>, r_tube
  <0.640325182, -0.714090182, -0.024109636>, r_tube
  <0.700135182, -0.638051091, 0.009845364>, r_tube
  <0.757069182, -0.555995818, 0.032061273>, r_tube
  <0.811479182, -0.469655818, 0.035788364>, r_tube
  <0.859726273, -0.381525636, 0.018297364>, r_tube
  <0.896058364, -0.292515, -0.015334727>, r_tube
  <0.915926455, -0.199659909, -0.052312455>, r_tube
  <0.917129727, -0.100231, -0.075379455>, r_tube
  <0.900607182, 0.000489273, -0.069422>, r_tube
  <0.870614182, 0.090174818, -0.030301909>, r_tube
  <0.831406, 0.161019455, 0.032472182>, r_tube
  <0.782982909, 0.217337091, 0.103404727>, r_tube
  <0.721852182, 0.269604727, 0.167969>, r_tube
  <0.646634909, 0.325218, 0.212929182>, r_tube
  <0.562026455, 0.384793182, 0.227690909>, r_tube
  <0.477505909, 0.444779182, 0.207998818>, r_tube
  <0.402347273, 0.502388182, 0.157609364>, r_tube
  <0.341568818, 0.560584091, 0.08653>, r_tube
  <0.294407636, 0.628581909, 0.010226818>, r_tube
  <0.251971364, 0.712398091, -0.051050455>, r_tube
  <0.199234091, 0.804636818, -0.081747818>, r_tube
  <0.127421, 0.887543182, -0.078314182>, r_tube
  <0.038733273, 0.943361909, -0.047117909>, r_tube
  <-0.058377182, 0.960970364, -0.000250182>, r_tube
  <-0.153228, 0.936788091, 0.048231727>, r_tube
  <-0.23543, 0.874336818, 0.084182273>, r_tube
  <-0.296707364, 0.784123091, 0.094806>, r_tube
  <-0.334125182, 0.683080091, 0.071445455>, r_tube
  <-0.354639091, 0.589931364, 0.013279>, r_tube
  <-0.375475636, 0.514860818, -0.069245909>, r_tube
  <-0.411132727, 0.452556364, -0.156231545>, r_tube
  <-0.46252, 0.388373636, -0.228866273>, r_tube
  <-0.523034273, 0.313009545, -0.275000364>, r_tube
  <-0.584693182, 0.228107545, -0.287267545>, r_tube
  <-0.640629273, 0.142706727, -0.264083182>, r_tube
  <-0.687174273, 0.066608818, -0.210847>, r_tube
  <-0.725648636, 0.004010909, -0.138447>, r_tube
  <-0.762127455, -0.050399091, -0.059531909>, r_tube
  <-0.804064818, -0.109563364, 0.012604>, r_tube
  <-0.852429273, -0.184663455, 0.062289091>, r_tube
  <-0.897184091, -0.275434818, 0.077080182>, r_tube
  <-0.923068455, -0.372516, 0.057769636>, r_tube
  <-0.919136, -0.467308, 0.019529909>, r_tube
  <-0.882715818, -0.555849091, -0.016743364>, r_tube
  <-0.819325545, -0.634734818, -0.032855091>, r_tube
  <-0.740733273, -0.699299091, -0.019619455>, r_tube
  <-0.658912727, -0.746489727, 0.020733182>, r_tube
  <-0.579410636, -0.777040273, 0.078400818>, r_tube
  <-0.500202091, -0.794267182, 0.142231364>, r_tube
  <-0.416473909, -0.801105182, 0.202775>, r_tube
  <-0.325027545, -0.799168273, 0.252019909>, r_tube
  <-0.226009455, -0.788867273, 0.282922727>, r_tube
  <-0.123469727, -0.769762091, 0.289613909>, r_tube
  <-0.024833182, -0.741236545, 0.268513182>, r_tube
  <0.060156818, -0.702967455, 0.219796545>, r_tube
  <0.122050455, -0.655512818, 0.148511727>, r_tube
  <0.154802182, -0.600251636, 0.063697727>, r_tube
  <0.156386909, -0.537947182, -0.023464>, r_tube
  <0.126746091, -0.467454727, -0.099150818>, r_tube
  <0.070692545, -0.388334273, -0.146664273>, r_tube
  <0.002988091, -0.303608364, -0.152680455>, r_tube
  <-0.054356636, -0.217796545, -0.115556>, r_tube
  <-0.081092091, -0.133510909, -0.048614636>, r_tube
  <-0.068384727, -0.049489364, 0.024166818>, r_tube
  <-0.020548455, 0.035852909, 0.077637818>, r_tube
  <0.051646182, 0.116851636, 0.095011455>, r_tube
  <0.134904636, 0.183411545, 0.072795455>, r_tube
  <0.216783909, 0.232010727, 0.020351636>, r_tube
  <0.293644636, 0.271835182, -0.045650545>, r_tube
  <0.369272818, 0.319554, -0.107544182>, r_tube
  <0.444255364, 0.385908364, -0.149921818>, r_tube
  <0.512106545, 0.470076727, -0.162306455>, r_tube
  <0.563200364, 0.564076455, -0.141293727>, r_tube
  <0.588644545, 0.657224909, -0.090287909>, r_tube
  <0.582833727, 0.738898818, -0.017682545>, r_tube
  <0.544418, 0.800088091, 0.064901>, r_tube
  <0.476508182, 0.834336455, 0.144403091>, r_tube
  <0.386176909, 0.838767909, 0.207646636>, r_tube
  <0.283930636, 0.815025727, 0.242746182>, r_tube
  <0.182359364, 0.770212455, 0.241220091>, r_tube
  <0.093319364, 0.716800091, 0.200221818>, r_tube
  <0.023560727, 0.670988818, 0.124740364>, r_tube
  <-0.030350545, 0.647657636, 0.027424364>, r_tube
  <-0.082676909, 0.653556545, -0.073882727>, r_tube
  <-0.150029091, 0.682727909, -0.160574909>, r_tube
  <-0.239832091, 0.719588091, -0.217684909>, r_tube
  <-0.346597818, 0.746822455, -0.237318364>, r_tube
  <-0.456503818, 0.751694182, -0.219592545>, r_tube
  <-0.553761, 0.728216273, -0.171374727>, r_tube
  <-0.624811, 0.676594182, -0.103846455>, r_tube
  <-0.660409364, 0.602081182, -0.030389909>, r_tube
  <-0.656829091, 0.513393364, 0.035201455>, r_tube
  <-0.616505727, 0.421242636, 0.080425727>, r_tube
  <-0.547832818, 0.336281909, 0.096097273>, r_tube
  <-0.463488455, 0.267168909, 0.078342091>, r_tube
  <-0.376502818, 0.219068545, 0.029889545>, r_tube
  <-0.294887727, 0.191159182, -0.039605>, r_tube
  <-0.216060636, 0.173844273, -0.115820182>, r_tube
  <-0.130014182, 0.151833727, -0.182203909>, r_tube
  <-0.033813455, 0.114738636, -0.222674>, r_tube
  <0.063884, 0.061884, -0.22555>, r_tube
  <0.148727273, -6.82727E-05, -0.187251727>, r_tube
  <0.206013364, -0.062989182, -0.113941909>, r_tube
  <0.224208727, -0.122740364, -0.020676>, r_tube
  <0.198617727, -0.179175455, 0.072413909>, r_tube
  <0.133877455, -0.233203909, 0.145078091>, r_tube
  <0.043604909, -0.285823818, 0.181967727>, r_tube
  <-0.053182818, -0.338473, 0.176597182>, r_tube
  <-0.137732545, -0.393029818, 0.132693455>, r_tube
  <-0.196808818, -0.451372364, 0.061819545>, r_tube
  <-0.224982273, -0.515320364, -0.021086818>, r_tube
  <-0.222634545, -0.585930091, -0.102144273>, r_tube
  <-0.192230636, -0.661705091, -0.170582364>, r_tube
  <-0.137086909, -0.737685455, -0.219211>, r_tube
  <-0.062221727, -0.806945273, -0.245066>, r_tube
  <0.026348636, -0.862852, -0.249526818>, r_tube
  <0.123019, -0.900592818, -0.236907455>, r_tube
  <0.222976182, -0.917262091, -0.212255636>, r_tube
  <0.321730091, -0.911862182, -0.179973545>, r_tube
  pigment { color rgb <0,0.25,1> }
  finish          
    {
    ambient 0.15
    diffuse 0.85
    brilliance 2
    phong 0.25
    phong_size 7.5
    }
  rotate <0,360*clock,0>
  }

plane
  {
  <0,0,-1>, -2.33
  pigment { color White }
  finish
    {
    ambient 0.35
    diffuse 0.65
    }
  }

Assembly.inc[edit]

;http://www.f-lohmueller.de/pov_tut/animate/anim001d.htm
Antialias=Off
Antialias_Threshold=0.1
Antialias_Depth=2

Input_File_Name="knot.pov"

Initial_Frame=1
Final_Frame=36
Initial_Clock=0
Final_Clock=1

Cyclic_Animation=on
Pause_when_Done=off

build.sh[edit]

povray Assembly.inc +H480 +W480 +UA

convert -dispose previous -delay 10 -loop 0 *.png myimage.gif
firefox myimage.gif

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current08:18, 28 December 2018Thumbnail for version as of 08:18, 28 December 2018480 × 480 (1.87 MB)MichaelFrey (talk | contribs)=={{int:filedesc}}== {{Information |description={{pt|1=Nó 7<sub>3</sub>}} {{en|1=A 7<sub>3</sub> knot}} |date=2017-02-07 |source={{own}} |author=Original: Ederporto<br /> Animated: MichaelFrey |permission= |other versions= }} =={{int:license-header}}== {{cc-by-sa-4.0}} ==Código-fonte== This image was created using POV-Ray for Windows, version 3.7. The image was rendered to an 1920 x 1080 rectangle, using 0.3 anti-aliasing, and then cropped and compr...

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