Datei:Blue Figure-Eight Knot.png

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Diese Grafik wurde mit POV-Ray erstellt.

Beschreibung

Beschreibung
English: A figure-eight knot.
Datum
Quelle Eigenes Werk
Urheber Jim.belk
Andere Versionen

Lizenz

Public domain Ich, der Urheberrechtsinhaber dieses Werkes, veröffentliche es als gemeinfrei. Dies gilt weltweit.
In manchen Staaten könnte dies rechtlich nicht möglich sein. Sofern dies der Fall ist:
Ich gewähre jedem das bedingungslose Recht, dieses Werk für jedweden Zweck zu nutzen, es sei denn, Bedingungen sind gesetzlich erforderlich.

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.

#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 = 0.08;  // thickness (radius) of tube
#declare num_steps = 48;  // number of spline points
#declare step_size = 1/num_steps;
              

sphere_sweep
  {
  cubic_spline 72,
  <-0.743926,-0.323044,-0.0374538>, r_tube
  <-0.712114,-0.43569,0.0298152>, r_tube
  <-0.657593,-0.539064,0.0973434>, r_tube
  <-0.580001,-0.628497,0.162174>, r_tube
  <-0.480129,-0.698632,0.220002>, r_tube
  <-0.361141,-0.743997,0.265224>, r_tube
  <-0.229443,-0.759909,0.291525>, r_tube
  <-0.0949831,-0.743633,0.292938>, r_tube
  <0.0290111,-0.695571,0.265328>, r_tube
  <0.127664,-0.620327,0.208148>, r_tube
  <0.187943,-0.526887,0.125706>, r_tube
  <0.202792,-0.42621,0.0272863>, r_tube
  <0.17111,-0.32591,-0.0709779>, r_tube
  <0.0972916,-0.227153,-0.144044>, r_tube
  <-0.00303469,-0.130199,-0.167725>, r_tube
  <-0.105695,-0.0395859,-0.134719>, r_tube
  <-0.192521,0.0426878,-0.0584242>, r_tube
  <-0.258908,0.125519,0.0364681>, r_tube
  <-0.306283,0.222655,0.126588>, r_tube
  <-0.332389,0.339841,0.196062>, r_tube
  <-0.332078,0.471357,0.236057>, r_tube
  <-0.302211,0.604663,0.243255>, r_tube
  <-0.243592,0.725428,0.218848>, r_tube
  <-0.160735,0.820618,0.167595>, r_tube
  <-0.0609402,0.880171,0.0968376>, r_tube
  <0.0467134,0.897821,0.0156533>, r_tube
  <0.152292,0.871534,-0.0658683>, r_tube
  <0.245965,0.803746,-0.137469>, r_tube
  <0.31894,0.701332,-0.189551>, r_tube
  <0.364616,0.575224,-0.214088>, r_tube
  <0.379764,0.439493,-0.205788>, r_tube
  <0.365485,0.30926,-0.16329>, r_tube
  <0.327266,0.196744,-0.0903403>, r_tube
  <0.27163,0.10534,0.00298281>, r_tube
  <0.200056,0.0254783,0.0984198>, r_tube
  <0.110533,-0.0587019,0.170319>, r_tube
  <0.00963576,-0.154385,0.19444>, r_tube
  <-0.0823127,-0.256527,0.160722>, r_tube
  <-0.141554,-0.357878,0.0795114>, r_tube
  <-0.154315,-0.455221,-0.0247574>, r_tube
  <-0.118171,-0.545017,-0.12782>, r_tube
  <-0.0372333,-0.619017,-0.213077>, r_tube
  <0.0777866,-0.667792,-0.27036>, r_tube
  <0.211105,-0.685624,-0.295104>, r_tube
  <0.346655,-0.671631,-0.288075>, r_tube
  <0.471388,-0.628678,-0.253863>, r_tube
  <0.576552,-0.561812,-0.199031>, r_tube
  <0.657697,-0.476737,-0.130543>, r_tube
  <0.713605,-0.378719,-0.0546503>, r_tube
  <0.744743,-0.271947,0.0235513>, r_tube
  <0.751811,-0.159612,0.0998334>, r_tube
  <0.73477,-0.0444363,0.170189>, r_tube
  <0.692907,0.0705058,0.230027>, r_tube
  <0.625781,0.18087,0.273654>, r_tube
  <0.534857,0.280625,0.294572>, r_tube
  <0.425349,0.362575,0.286687>, r_tube
  <0.306944,0.420442,0.246406>, r_tube
  <0.19151,0.452695,0.17491>, r_tube
  <0.0866572,0.465806,0.0794595>, r_tube
  <-0.0108419,0.470164,-0.0267027>, r_tube
  <-0.112128,0.467972,-0.127405>, r_tube
  <-0.224385,0.450555,-0.208965>, r_tube
  <-0.344022,0.409211,-0.263201>, r_tube
  <-0.460559,0.342175,-0.287556>, r_tube
  <-0.563557,0.253287,-0.284262>, r_tube
  <-0.646168,0.148681,-0.25848>, r_tube
  <-0.705409,0.0343619,-0.216228>, r_tube
  <-0.740931,-0.084795,-0.162849>, r_tube
  <-0.753536,-0.204989,-0.102349>, r_tube
  <-0.743926,-0.323044,-0.0374538>, r_tube
  <-0.712114,-0.43569,0.0298152>, r_tube
  <-0.657593,-0.539064,0.0973434>, r_tube
  pigment { color rgb <0,0.25,1> }
  finish          
    {
    ambient 0.15
    diffuse 0.85
    brilliance 2
    phong 0.25
    phong_size 7
    }
  }

plane
  {
  <0,0,-1>, -0.38
  pigment { color White }
  finish
    {
    ambient 0.35
    diffuse 0.65
    }
  }

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Version vomVorschaubildMaßeBenutzerKommentar
aktuell00:43, 22. Mär. 2010Vorschaubild der Version vom 00:43, 22. Mär. 20101.584 × 1.800 (537 KB)wikimediacommons>AnonMooscropping blank left and right margins, increasing PNG compression

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