Én, a szerző, ezt a művemet ezennel közkinccsé nyilvánítom. Ez a világ minden részén érvényes. Egyes országokban ez jogilag nem lehetséges. Ha így van, akkor: Jogot adok bárkinek, hogy bármilyen célból, feltétel nélkül használhassa ezt a fájlt, kivéve a törvény által kötelezően előírt feltételeket.

Here is a POV-Ray source of this image:

// +FN +UA +W1200 +H1200 +A0.0 +AM2// Used fonts: Gentium (http://scripts.sil.org/gentium )#version 3.6;global_settings {  assumed_gamma 1.0  radiosity {    pretrace_start 0.08           // start pretrace at this size    pretrace_end   0.02           // end pretrace at this size    count 35                      // higher -> higher quality (1..1600) [35]    nearest_count 5               // higher -> higher quality (1..10) [5]    error_bound 1.8               // higher -> smoother, less accurate [1.8]    recursion_limit 3             // how much interreflections are calculated (1..5+) [3]    low_error_factor .5           // reduce error_bound during last pretrace step    gray_threshold 0.0            // increase for weakening colors (0..1) [0]    minimum_reuse 0.015           // reuse of old radiosity samples [0.015]    brightness 1                  // brightness of radiosity effects (0..1) [1]    adc_bailout 0.01/2    //normal on                   // take surface normals into account [off]    //media on                    // take media into account [off]    //save_file "file_name"       // save radiosity data    //load_file "file_name"       // load saved radiosity data    //always_sample off           // turn sampling in final trace off [on]    //max_sample 1.0              // maximum brightness of samples  }}#declare A = 1.60;#declare B = 1.00;#declare H = 3.00;camera{  perspective angle 30  right x*image_width/image_height  up y  location < 0.0, 0.0,-9.0>  look_at < 0.0, 0.0, 0.0>}light_source { <-1000, 400, -1000> color rgb < 1.0, 1.0, 1.0> }background { color rgb < 1.0, 1.0, 1.0> }#declare Cyl0 =union{  difference  {    cylinder    {      < 0.0,-0.5, 0.0>, < 0.0, 0.5, 0.0>, 1.00    }    cylinder    {      < 0.0,-0.51, 0.0>, < 0.0, 0.51, 0.0>, 0.95 open    }    scale <A,H,B>    texture    {      pigment      {        granite        color_map        {          [0.0 color rgbt < 0.50, 0.30, 0.25, 0.40>]          [1.0 color rgbt < 0.80, 0.80, 0.80, 0.40>]        }      }      finish { brilliance 0.5 ambient 0.0 diffuse 0.7 specular 0.2 }    }  }  union  {    sphere { < 0.0, H/2, 0.0>, 0.03 }     cylinder { < 0.0, H/2, 0.0>, < 0.0,-H/2, 0.0>, 0.03 }    cylinder { <-A, H/2, 0.0>, < A, H/2, 0.0>, 0.03 }    cylinder { < 0.0, H/2,-B>, < 0.0, H/2, B>, 0.03 }    cylinder { <-A,-H/2, 0.0>, < A,-H/2, 0.0>, 0.03 }    cylinder { < 0.0,-H/2,-B>, < 0.0,-H/2, B>, 0.03 }    texture    {      pigment { color rgb < 0.6, 0.1, 0.1> }      finish { ambient 0.0 diffuse 0.3 specular 0.3 }    }  }  union  {    text    {      ttf "GenI102.ttf" "a" 0.1, 0      scale 0.7      rotate 90*x      translate <-A/2 - 0.15, H/2 + 0.03, 0.10>    }    text    {      ttf "GenI102.ttf" "b" 0.1, 0      scale 0.7      rotate 90*x      translate < B/2 - 0.15, H/2 + 0.03, 0.10>      rotate 90*y    }    text    {      ttf "GenI102.ttf" "h" 0.1, 0      scale 0.7      translate <-0.40, H*5/20 - 0.20,-0.02>      rotate 45*y    }    texture    {      pigment { color rgb < 0.6, 0.1, 0.1> }      finish { ambient 0.0 diffuse 0.3 specular 0.3 }    }  }}object{  Cyl0  rotate -45*y  rotate -45*x}