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  6.     <title>7.10.¬† Apply Lens</title>
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  18.     <div class="navheader">
  19.       <table width="100%" summary="Navigation header">
  20.         <tr>
  21.           <th colspan="3" align="center">7.10.¬†
  22.     <span lang="en" xml:lang="en">Apply Lens</span>
  23.   </th>
  24.         </tr>
  25.         <tr>
  26.           <td width="20%" align="left"><a accesskey="p" href="script-fu-xach-effect.html"><img src="../images/prev.png" alt="Prev" /></a>¬†</td>
  27.           <th width="60%" align="center">7.¬†
  28.     <span lang="en" xml:lang="en">Light and Shadow Filters</span>
  29.   </th>
  30.           <td width="20%" align="right">¬†<a accesskey="n" href="plug-in-glasstile.html"><img src="../images/next.png" alt="Next" /></a></td>
  31.         </tr>
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  33.       <hr />
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  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-applylens"></a>7.10.¬†
  40.     <span lang="en" xml:lang="en">Apply Lens</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: 2352 $</td>
  53.                   <td align="left">2006-11-28</td>
  54.                   <td align="left">j.h</td>
  55.                 </tr>
  56.               </table>
  57.             </div>
  58.           </div>
  59.         </div>
  60.       </div>
  61.       <a id="id2747335" class="indexterm"></a>
  62.       <a id="id2747353" 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="id2747362"></a>7.10.1.¬†
  68.       <span lang="en" xml:lang="en">Overview</span>
  69.     </h4>
  70.             </div>
  71.           </div>
  72.         </div>
  73.         <div class="figure">
  74.           <a id="id2747373"></a>
  75.           <p class="title">
  76.             <b>Figure¬†16.97.¬†
  77.         <span lang="en" xml:lang="en">
  78.           The same image, before and after applying lens effect.
  79.         </span>
  80.       </b>
  81.           </p>
  82.           <div class="figure-contents">
  83.             <div class="mediaobject">
  84.               <img src="../images/filters/examples/taj_orig.jpg" alt="The same image, before and after applying lens effect." />
  85.               <div class="caption">
  86.                 <p>Original image</p>
  87.               </div>
  88.             </div>
  89.             <div class="mediaobject">
  90.               <img src="../images/filters/examples/glass-taj-apply-lens.jpg" alt="The same image, before and after applying lens effect." />
  91.               <div class="caption">
  92.                 <p>Filter ‚Äú<span class="quote">Apply lens</span>‚Äù applied</p>
  93.               </div>
  94.             </div>
  95.           </div>
  96.         </div>
  97.         <br class="figure-break" />
  98.         <p>
  99.       After applying this filter, a part of the image is rendered as through
  100.       a spherical lens.
  101.     </p>
  102.       </div>
  103.       <div class="sect3" lang="en" xml:lang="en">
  104.         <div class="titlepage">
  105.           <div>
  106.             <div>
  107.               <h4 class="title"><a id="id2747448"></a>7.10.2.¬†
  108.       <span lang="en" xml:lang="en">Activate the filter</span>
  109.     </h4>
  110.             </div>
  111.           </div>
  112.         </div>
  113.         <p>
  114.       You can find this filter in the image window menu through
  115.       <span class="guimenu">Filte<span class="accel">r</span>s</span> ‚Üí <span class="guisubmenu"><span class="accel">L</span>ight and Shadow</span> ‚Üí <span class="guimenuitem">Apply <span class="accel">L</span>ens</span>
  116.     </p>
  117.       </div>
  118.       <div class="sect3" lang="en" xml:lang="en">
  119.         <div class="titlepage">
  120.           <div>
  121.             <div>
  122.               <h4 class="title"><a id="id2747500"></a>7.10.3.¬†
  123.       <span lang="en" xml:lang="en">Options</span>
  124.     </h4>
  125.             </div>
  126.           </div>
  127.         </div>
  128.         <div class="figure">
  129.           <a id="id2747511"></a>
  130.           <p class="title">
  131.             <b>Figure¬†16.98.¬†
  132.         <span lang="en" xml:lang="en">
  133.           ‚Äú<span class="quote">Apply Lens</span>‚Äù filter options
  134.         </span>
  135.       </b>
  136.           </p>
  137.           <div class="figure-contents">
  138.             <div class="mediaobject">
  139.               <img src="../images/filters/apply_lens-options.png" alt="Apply Lens filter options" />
  140.             </div>
  141.           </div>
  142.         </div>
  143.         <br class="figure-break" />
  144.         <div class="variablelist">
  145.           <dl>
  146.             <dt>
  147.               <span class="term">Preview</span>
  148.             </dt>
  149.             <dd>
  150.               <p>
  151.             Parameter setting results are interactively displayed in preview.
  152.             Scroll bars allow you to move around the image.
  153.           </p>
  154.             </dd>
  155.             <dt>
  156.               <span class="term">Parameter settings</span>
  157.             </dt>
  158.             <dd>
  159.               <p>
  160.             </p>
  161.               <div class="itemizedlist">
  162.                 <ul type="disc">
  163.                   <li>
  164.                     <p>
  165.                   <span class="guilabel">Keep original surrounding</span>: The lens
  166.                   seems to be put on the image.
  167.                 </p>
  168.                   </li>
  169.                   <li>
  170.                     <p>
  171.                   <span class="guilabel">Set surroundings to Background color</span>:
  172.                   The part of the image outside the lens will have the
  173.                   Background color selected in Toolbox.
  174.                 </p>
  175.                   </li>
  176.                   <li>
  177.                     <p>
  178.                   <span class="guilabel">Make Surroundings Transparent</span>: The
  179.                   part of the image outside the lens will be transparent.
  180.                 </p>
  181.                   </li>
  182.                   <li>
  183.                     <p>
  184.                   <span class="guilabel">Lens Refraction Index</span>: Lens will be
  185.                   more or less convergent (1-100).
  186.                 </p>
  187.                   </li>
  188.                 </ul>
  189.               </div>
  190.               <p>
  191.           </p>
  192.             </dd>
  193.           </dl>
  194.         </div>
  195.       </div>
  196.     </div>
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  201.           <td width="40%" align="left"><a accesskey="p" href="script-fu-xach-effect.html"><img src="../images/prev.png" alt="Prev" /></a>¬†</td>
  202.           <td width="20%" align="center">
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  204.               <img src="../images/up.png" alt="Up" />
  205.             </a>
  206.           </td>
  207.           <td width="40%" align="right">¬†<a accesskey="n" href="plug-in-glasstile.html"><img src="../images/next.png" alt="Next" /></a></td>
  208.         </tr>
  209.         <tr>
  210.           <td width="40%" align="left" valign="top"><a accesskey="p" href="script-fu-xach-effect.html">7.9.¬†
  211.     <span lang="en" xml:lang="en">Xach-Effect</span>
  212.   </a>¬†</td>
  213.           <td width="20%" align="center">
  214.             <a accesskey="h" href="index.html">
  215.               <img src="../images/home.png" alt="Home" />
  216.             </a>
  217.           </td>
  218.           <td width="40%" align="right" valign="top">¬†<a accesskey="n" href="plug-in-glasstile.html">7.11.¬†
  219.     <span lang="en" xml:lang="en">Glass Tile</span>
  220.   </a></td>
  221.         </tr>
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  226.