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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">
  3. <html xmlns="http://www.w3.org/1999/xhtml">
  4.   <head>
  5.     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
  6.     <title>10.8.┬áPolar Coords</title>
  7.     <link rel="stylesheet" href="gimp-help-plain.css" type="text/css" />
  8.     <link rel="stylesheet" href="gimp-help-screen.css" type="text/css" />
  9.     <meta name="generator" content="DocBook XSL Stylesheets V1.64.1" />
  10.     <link rel="home" href="index.html" title="GIMP User Manual" />
  11.     <link rel="up" href="ch05s10.html" title="10.┬áDistort filters" />
  12.     <link rel="previous" href="ch05s10s07.html" title="10.7.┬áPage Curl" />
  13.     <link rel="next" href="ch05s10s09.html" title="10.9.┬áRipple" />
  14.   </head>
  15.   <body>
  16.     <div class="navheader">
  17.       <table width="100%" summary="Navigation header">
  18.         <tr>
  19.           <th colspan="3" align="center">10.8.┬áPolar Coords</th>
  20.         </tr>
  21.         <tr>
  22.           <td width="20%" align="left"><a accesskey="p" href="ch05s10s07.html">Prev</a>┬á</td>
  23.           <th width="60%" align="center">10.┬áDistort filters</th>
  24.           <td width="20%" align="right">┬á<a accesskey="n" href="ch05s10s09.html">Next</a></td>
  25.         </tr>
  26.       </table>
  27.       <hr />
  28.     </div>
  29.     <div class="sect2" lang="en" xml:lang="en">
  30.       <div class="titlepage">
  31.         <div>
  32.           <div>
  33.             <h3 class="title"><a id="plug-in-polarcoords"></a>10.8.┬áPolar Coords</h3>
  34.           </div>
  35.         </div>
  36.         <div></div>
  37.       </div>
  38.       <a id="id2980578" class="indexterm"></a>
  39.       <div class="mediaobject">
  40.         <img src="../images/filters/filters-distort-polarcoords.png" />
  41.       </div>
  42.       <div class="simplesect" lang="en" xml:lang="en">
  43.         <div class="titlepage">
  44.           <div>
  45.             <div>
  46.               <h4 class="title"><a id="id2980600"></a>Overview</h4>
  47.             </div>
  48.           </div>
  49.           <div></div>
  50.         </div>
  51.         <p>
  52.       This filter is found in 
  53.       <span class="guimenuitem">Image>Filters/Distorts/P<span class="accel">o</span>lar Coords</span>
  54.     </p>
  55.         <p>
  56.       It gives a circular or a rectangular representation of your image with all the possible 
  57.       intermediates between both.
  58.     </p>
  59.       </div>
  60.       <div class="simplesect" lang="en" xml:lang="en">
  61.         <div class="titlepage">
  62.           <div>
  63.             <div>
  64.               <h4 class="title"><a id="id2980630"></a>Options</h4>
  65.             </div>
  66.           </div>
  67.           <div></div>
  68.         </div>
  69.         <div class="variablelist">
  70.           <dl>
  71.             <dt>
  72.               <span class="term">Preview</span>
  73.             </dt>
  74.             <dd>
  75.               <p>
  76.             The result of your settings will appear in the Preview without affecting the image until 
  77.             you click on <span class="guilabel">OK</span>
  78.           </p>
  79.             </dd>
  80.             <dt>
  81.               <span class="term">Circle Depth in Percent</span>
  82.             </dt>
  83.             <dd>
  84.               <p>
  85.             Slider and input box allow you to set the "circularity" of the transformation, from 
  86.             rectangle (0%) to circle (100%).
  87.           </p>
  88.             </dd>
  89.             <dt>
  90.               <span class="term">Offset Angle</span>
  91.             </dt>
  92.             <dd>
  93.               <p>
  94.             This option controles the angle the drawing will start from (0 - 359┬░), and so turns it 
  95.             around the circle center.
  96.           </p>
  97.             </dd>
  98.             <dt>
  99.               <span class="term">Map Backwards</span>
  100.             </dt>
  101.             <dd>
  102.               <p>
  103.             When this option is checked, the drawing will start from the right instead of the left.
  104.           </p>
  105.             </dd>
  106.             <dt>
  107.               <span class="term">Map from Top</span>
  108.             </dt>
  109.             <dd>
  110.               <p>
  111.             If unchecked, the mapping will put the bottom row in the middle and the top row on the 
  112.             outside. If checked, it will be the opposite.  
  113.           </p>
  114.             </dd>
  115.             <dt>
  116.               <span class="term">To Polar</span>
  117.             </dt>
  118.             <dd>
  119.               <p>
  120.             If unchecked, the image will be circularly mapped into a rectangle (odd effect). If checked, 
  121.             the image will be mapped into a circle.
  122.           </p>
  123.             </dd>
  124.           </dl>
  125.         </div>
  126.       </div>
  127.       <div class="simplesect" lang="en" xml:lang="en">
  128.         <div class="titlepage">
  129.           <div>
  130.             <div>
  131.               <h4 class="title"><a id="id2980739"></a>Examples</h4>
  132.             </div>
  133.           </div>
  134.           <div></div>
  135.         </div>
  136.         <div class="variablelist">
  137.           <dl>
  138.             <dt>
  139.               <span class="term">With text</span>
  140.             </dt>
  141.             <dd></dd>
  142.           </dl>
  143.         </div>
  144.         <div class="mediaobject">
  145.           <img src="../images/filters/examples/polcoords1.png" />
  146.         </div>
  147.         <div class="variablelist">
  148.           <dl>
  149.             <dt>
  150.               <span class="term">With picture</span>
  151.             </dt>
  152.             <dd></dd>
  153.           </dl>
  154.         </div>
  155.         <div class="mediaobject">
  156.           <img src="../images/filters/examples/polcoords2.png" />
  157.         </div>
  158.       </div>
  159.     </div>
  160.     <div class="navfooter">
  161.       <hr />
  162.       <table width="100%" summary="Navigation footer">
  163.         <tr>
  164.           <td width="40%" align="left"><a accesskey="p" href="ch05s10s07.html">Prev</a>┬á</td>
  165.           <td width="20%" align="center">
  166.             <a accesskey="u" href="ch05s10.html">Up</a>
  167.           </td>
  168.           <td width="40%" align="right">┬á<a accesskey="n" href="ch05s10s09.html">Next</a></td>
  169.         </tr>
  170.         <tr>
  171.           <td width="40%" align="left" valign="top">10.7.┬áPage Curl┬á</td>
  172.           <td width="20%" align="center">
  173.             <a accesskey="h" href="index.html">Home</a>
  174.           </td>
  175.           <td width="40%" align="right" valign="top">┬á10.9.┬áRipple</td>
  176.         </tr>
  177.       </table>
  178.     </div>
  179.   </body>
  180. </html>
  181.