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  1. <?xml version="1.0" encoding="UTF-8" standalone="no"?>
  2. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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  4.   <head>
  5.     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
  6.     <title>3.7.¬† Spread</title>
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  12.     <link rel="start" href="index.html" title="GNU Image Manipulation Program" />
  13.     <link rel="up" href="filters-noise.html" title="3.¬† Noise Filters" />
  14.     <link rel="prev" href="plug-in-randomize-slur.html" title="3.6.¬† Slur" />
  15.     <link rel="next" href="filters-edge.html" title="4.¬† Edge-Detect Filters" />
  16.   </head>
  17.   <body>
  18.     <div class="navheader">
  19.       <table width="100%" summary="Navigation header">
  20.         <tr>
  21.           <th colspan="3" align="center">3.7.¬†
  22.     <span lang="en" xml:lang="en">Spread</span>
  23.   </th>
  24.         </tr>
  25.         <tr>
  26.           <td width="20%" align="left"><a accesskey="p" href="plug-in-randomize-slur.html"><img src="../images/prev.png" alt="Prev" /></a>¬†</td>
  27.           <th width="60%" align="center">3.¬†
  28.     <span lang="en" xml:lang="en">Noise Filters</span>
  29.   </th>
  30.           <td width="20%" align="right">¬†<a accesskey="n" href="filters-edge.html"><img src="../images/next.png" alt="Next" /></a></td>
  31.         </tr>
  32.       </table>
  33.       <hr />
  34.     </div>
  35.     <div class="sect2" lang="en" xml:lang="en">
  36.       <div class="titlepage">
  37.         <div>
  38.           <div>
  39.             <h3 class="title"><a id="plug-in-spread"></a>3.7.¬†
  40.     <span lang="en" xml:lang="en">Spread</span>
  41.   </h3>
  42.           </div>
  43.           <div>
  44.             <div class="revhistory">
  45.               <table border="1" width="100%" summary="Revision history">
  46.                 <tr>
  47.                   <th align="left" valign="top" colspan="3">
  48.                     <b>Revision History</b>
  49.                   </th>
  50.                 </tr>
  51.                 <tr>
  52.                   <td align="left">Revision $Revision: 1914 $</td>
  53.                   <td align="left">2006-11-19</td>
  54.                   <td align="left">j.h</td>
  55.                 </tr>
  56.               </table>
  57.             </div>
  58.           </div>
  59.         </div>
  60.       </div>
  61.       <a id="id2734804" class="indexterm"></a>
  62.       <a id="id2734821" class="indexterm"></a>
  63.       <div class="sect3" lang="en" xml:lang="en">
  64.         <div class="titlepage">
  65.           <div>
  66.             <div>
  67.               <h4 class="title"><a id="id2734830"></a>3.7.1.¬†
  68.       <span lang="en" xml:lang="en">Overview</span>
  69.     </h4>
  70.             </div>
  71.           </div>
  72.         </div>
  73.         <div class="figure">
  74.           <a id="id2734841"></a>
  75.           <p class="title">
  76.             <b>Figure¬†16.29.¬†
  77.         <span lang="en" xml:lang="en">Example of applying the Spread filter</span>
  78.       </b>
  79.           </p>
  80.           <div class="figure-contents">
  81.             <div class="mediaobject">
  82.               <img src="../images/filters/examples/taj_orig.jpg" alt="Example of applying the Spread filter" />
  83.               <div class="caption">
  84.                 <p>Original image</p>
  85.               </div>
  86.             </div>
  87.             <div class="mediaobject">
  88.               <img src="../images/filters/examples/noise-taj-spread.jpg" alt="Example of applying the Spread filter" />
  89.               <div class="caption">
  90.                 <p>Filter ‚Äú<span class="quote">Spread</span>‚Äù applied</p>
  91.               </div>
  92.             </div>
  93.           </div>
  94.         </div>
  95.         <br class="figure-break" />
  96.         <p>
  97.       You can find this filter through
  98.       <span class="guimenu">Filters</span> ‚Üí <span class="guisubmenu">Noise</span> ‚Üí <span class="guimenuitem">Sp<span class="accel">r</span>ead</span>.
  99.     </p>
  100.         <p>
  101.       The Spread filter swaps each pixel in the active layer or selection with
  102.       another randomly chosen pixel by a user specified amount. It works on
  103.       color transitions, not on plain color areas. No new color is introduced.
  104.     </p>
  105.       </div>
  106.       <div class="sect3" lang="en" xml:lang="en">
  107.         <div class="titlepage">
  108.           <div>
  109.             <div>
  110.               <h4 class="title"><a id="id2734952"></a>3.7.2.¬†
  111.       <span lang="en" xml:lang="en">Options</span>
  112.     </h4>
  113.             </div>
  114.           </div>
  115.         </div>
  116.         <div class="figure">
  117.           <a id="id2734963"></a>
  118.           <p class="title">
  119.             <b>Figure¬†16.30.¬†
  120.         <span lang="en" xml:lang="en">
  121.           ‚Äú<span class="quote">Spread</span>‚Äù filter options
  122.         </span>
  123.       </b>
  124.           </p>
  125.           <div class="figure-contents">
  126.             <div class="mediaobject">
  127.               <img src="../images/filters/options-noise-spread.png" alt="Spread filter options" />
  128.             </div>
  129.           </div>
  130.         </div>
  131.         <br class="figure-break" />
  132.         <div class="variablelist">
  133.           <dl>
  134.             <dt>
  135.               <span class="term">Preview</span>
  136.             </dt>
  137.             <dd>
  138.               <p>
  139.             This preview displays interactively changes before they are
  140.             applied to the image.
  141.           </p>
  142.             </dd>
  143.             <dt>
  144.               <span class="term">Spread amount</span>
  145.             </dt>
  146.             <dd>
  147.               <p>
  148.             You can set the distance that pixels will be moved along
  149.             <span class="guilabel">Horizontal</span> and
  150.             <span class="guilabel">Vertical</span> axis. The axis can be locked by
  151.             clicking the Chain icon. You can also define the Unit to be
  152.             used.
  153.           </p>
  154.             </dd>
  155.           </dl>
  156.         </div>
  157.       </div>
  158.     </div>
  159.     <div class="navfooter">
  160.       <hr />
  161.       <table width="100%" summary="Navigation footer">
  162.         <tr>
  163.           <td width="40%" align="left"><a accesskey="p" href="plug-in-randomize-slur.html"><img src="../images/prev.png" alt="Prev" /></a>¬†</td>
  164.           <td width="20%" align="center">
  165.             <a accesskey="u" href="filters-noise.html">
  166.               <img src="../images/up.png" alt="Up" />
  167.             </a>
  168.           </td>
  169.           <td width="40%" align="right">¬†<a accesskey="n" href="filters-edge.html"><img src="../images/next.png" alt="Next" /></a></td>
  170.         </tr>
  171.         <tr>
  172.           <td width="40%" align="left" valign="top"><a accesskey="p" href="plug-in-randomize-slur.html">3.6.¬†
  173.     <span lang="en" xml:lang="en">Slur</span>
  174.   </a>¬†</td>
  175.           <td width="20%" align="center">
  176.             <a accesskey="h" href="index.html">
  177.               <img src="../images/home.png" alt="Home" />
  178.             </a>
  179.           </td>
  180.           <td width="40%" align="right" valign="top">¬†<a accesskey="n" href="filters-edge.html">4.¬†
  181.     <span lang="en" xml:lang="en">Edge-Detect Filters</span>
  182.   </a></td>
  183.         </tr>
  184.       </table>
  185.     </div>
  186.   </body>
  187. </html>
  188.