home *** CD-ROM | disk | FTP | other *** search
/ Mac Easy 2010 May / Mac Life Ubuntu.iso / casper / filesystem.squashfs / usr / share / gimp / 2.0 / help / en / plug-in-iwarp.html < prev    next >
Encoding:
Extensible Markup Language  |  2008-05-03  |  13.2 KB  |  347 lines
  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>8.4.¬† IWarp</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.     <link rel="stylesheet" href="gimp-help-custom.css" type="text/css" />
  10.     <link rel="alternate stylesheet" href="gimp22.css" type="text/css" title="gimp22" />
  11.     <meta name="generator" content="DocBook XSL Stylesheets V1.73.2" />
  12.     <link rel="start" href="index.html" title="GNU Image Manipulation Program" />
  13.     <link rel="up" href="filters-distort.html" title="8.¬† Distort Filters" />
  14.     <link rel="prev" href="plug-in-engrave.html" title="8.3.¬† Engrave" />
  15.     <link rel="next" href="plug-in-blinds.html" title="8.5.¬† Blinds" />
  16.   </head>
  17.   <body>
  18.     <div class="navheader">
  19.       <table width="100%" summary="Navigation header">
  20.         <tr>
  21.           <th colspan="3" align="center">8.4.¬†
  22.     <span lang="en" xml:lang="en">IWarp</span>
  23.   </th>
  24.         </tr>
  25.         <tr>
  26.           <td width="20%" align="left"><a accesskey="p" href="plug-in-engrave.html"><img src="../images/prev.png" alt="Prev" /></a>¬†</td>
  27.           <th width="60%" align="center">8.¬†
  28.     <span lang="en" xml:lang="en">Distort Filters</span>
  29.   </th>
  30.           <td width="20%" align="right">¬†<a accesskey="n" href="plug-in-blinds.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-iwarp"></a>8.4.¬†
  40.     <span lang="en" xml:lang="en">IWarp</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: 2442 $</td>
  53.                   <td align="left">2006-12-04</td>
  54.                   <td align="left">j.h</td>
  55.                 </tr>
  56.               </table>
  57.             </div>
  58.           </div>
  59.         </div>
  60.       </div>
  61.       <a id="id2748891" class="indexterm"></a>
  62.       <a id="id2748908" 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="id2748917"></a>8.4.1.¬†
  68.       <span lang="en" xml:lang="en">Overview</span>
  69.     </h4>
  70.             </div>
  71.           </div>
  72.         </div>
  73.         <div class="figure">
  74.           <a id="id2748928"></a>
  75.           <p class="title">
  76.             <b>Figure¬†16.107.¬†
  77.         <span lang="en" xml:lang="en">Applying example for the IWarp 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="Applying example for the IWarp filter" />
  83.               <div class="caption">
  84.                 <p>Original image</p>
  85.               </div>
  86.             </div>
  87.             <div class="mediaobject">
  88.               <img src="../images/filters/examples/distort-taj-iwarp.jpg" alt="Applying example for the IWarp filter" />
  89.               <div class="caption">
  90.                 <p>Filter ‚Äú<span class="quote">IWarp</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">Distort</span> ‚Üí <span class="guimenuitem">Iwarp</span>.
  99.     </p>
  100.         <p>
  101.       This filter allows you to deform interactively some parts of the image
  102.       and, thanks to its Animate option, to create the elements of a fade
  103.       in/fade out animation between the original image and the deformed one,
  104.       that you can play and use in a Web page.
  105.     </p>
  106.         <p>
  107.       To use it, first select a deform type then click on the Preview and drag
  108.       the mouse pointer.
  109.     </p>
  110.       </div>
  111.       <div class="sect3" lang="en" xml:lang="en">
  112.         <div class="titlepage">
  113.           <div>
  114.             <div>
  115.               <h4 class="title"><a id="id2749044"></a>8.4.2.¬†
  116.       <span lang="en" xml:lang="en">Settings</span>
  117.     </h4>
  118.             </div>
  119.           </div>
  120.         </div>
  121.         <div class="variablelist">
  122.           <dl>
  123.             <dt>
  124.               <span class="term">Settings</span>
  125.             </dt>
  126.             <dd>
  127.               <div class="figure">
  128.                 <a id="id2749066"></a>
  129.                 <p class="title">
  130.                   <b>Figure¬†16.108.¬†
  131.               <span lang="en" xml:lang="en">
  132.                 ‚Äú<span class="quote">IWarp</span>‚Äù filter options (Settings tab)
  133.               </span>
  134.             </b>
  135.                 </p>
  136.                 <div class="figure-contents">
  137.                   <div class="mediaobject">
  138.                     <img src="../images/filters/filters-distort-iwarp.png" alt="IWarp filter options (Settings tab)" />
  139.                   </div>
  140.                 </div>
  141.               </div>
  142.               <br class="figure-break" />
  143.               <p>
  144.             The Settings tab allows you to set parameters which will affect
  145.             the preview you are working on. So, you can apply different deform
  146.             modes to different parts of the preview.
  147.           </p>
  148.               <div class="variablelist">
  149.                 <dl>
  150.                   <dt>
  151.                     <span class="term">Preview</span>
  152.                   </dt>
  153.                   <dd>
  154.                     <p>
  155.                   Here, the Preview is your work space: You click on the
  156.                   Preview and drag mouse pointer. The underlying part of image
  157.                   will be deformed according to the settings you have chosen.
  158.                   If your work is not convenient, press the
  159.                   <span class="emphasis"><em>Reset</em></span> button.
  160.                 </p>
  161.                   </dd>
  162.                   <dt>
  163.                     <span class="term">Deform Mode</span>
  164.                   </dt>
  165.                   <dd>
  166.                     <div class="itemizedlist">
  167.                       <ul type="disc">
  168.                         <li>
  169.                           <p>
  170.                       <span class="guilabel">Move</span>: Allows you to
  171.                       <span class="emphasis"><em>stretch</em></span> parts of the image.
  172.                     </p>
  173.                         </li>
  174.                         <li>
  175.                           <p>
  176.                       <span class="guilabel">Remove</span>: This remove the distortion
  177.                       where you drag the mouse pointer, partially or
  178.                       completely. This allows you to avoid pressing Reset
  179.                       button, working on the whole image. Be careful when
  180.                       working on an animation: this option will affect one
  181.                       frame only.
  182.                     </p>
  183.                         </li>
  184.                         <li>
  185.                           <p>
  186.                       <span class="guilabel">Grow</span>: This option inflates the
  187.                       pointed pattern.
  188.                     </p>
  189.                         </li>
  190.                         <li>
  191.                           <p>
  192.                       <span class="guilabel">Shrink</span>: Self explanatory.
  193.                     </p>
  194.                         </li>
  195.                         <li>
  196.                           <p>
  197.                       <span class="guilabel">Swirl CCW </span>: Create a vortex counter
  198.                       clockwise.
  199.                     </p>
  200.                         </li>
  201.                         <li>
  202.                           <p>
  203.                       <span class="guilabel">Swirl CW </span>: Create a vortex clockwise.
  204.                     </p>
  205.                         </li>
  206.                       </ul>
  207.                     </div>
  208.                   </dd>
  209.                   <dt>
  210.                     <span class="term">Deform Radius</span>
  211.                   </dt>
  212.                   <dd>
  213.                     <p>
  214.                   Defines the radius, in pixels (5-100), of the filter action
  215.                   circle around the pixel pointed by the mouse.
  216.                 </p>
  217.                   </dd>
  218.                   <dt>
  219.                     <span class="term">Deform Amount</span>
  220.                   </dt>
  221.                   <dd>
  222.                     <p>
  223.                   Sets how much out of shape your image will be put (0.0-1.0).
  224.                 </p>
  225.                   </dd>
  226.                   <dt>
  227.                     <span class="term">Bilinear</span>
  228.                   </dt>
  229.                   <dd>
  230.                     <p>
  231.                   This option smooths the IWarp effect.
  232.                 </p>
  233.                   </dd>
  234.                   <dt>
  235.                     <span class="term">
  236.                 <span lang="en" xml:lang="en">Adaptive Supersample</span>
  237.               </span>
  238.                   </dt>
  239.                   <dd>
  240.                     <p>
  241.                   This option renders a better image at the cost of increased
  242.                   calculation.
  243.                 </p>
  244.                     <p>
  245.                   <span class="guilabel">Max Depth</span>: this value limits the maximum
  246.                   sampling iterations performed on each pixel.
  247.                 </p>
  248.                     <p>
  249.                   <span class="guilabel">Threshold</span>: when the value difference
  250.                   between a pixel and the adjacent ones exceeds this threshold
  251.                   a new sampling iteration is performed on the pixel.
  252.                 </p>
  253.                   </dd>
  254.                 </dl>
  255.               </div>
  256.             </dd>
  257.             <dt>
  258.               <span class="term">Animate</span>
  259.             </dt>
  260.             <dd>
  261.               <div class="figure">
  262.                 <a id="id2749376"></a>
  263.                 <p class="title">
  264.                   <b>Figure¬†16.109.¬†
  265.               <span lang="en" xml:lang="en">
  266.                 ‚Äú<span class="quote">IWarp</span>‚Äù filter options (Animation tab)
  267.               </span>
  268.             </b>
  269.                 </p>
  270.                 <div class="figure-contents">
  271.                   <div class="mediaobject">
  272.                     <img src="../images/filters/iwarp-options-2.png" alt="IWarp filter options (Animation tab)" />
  273.                   </div>
  274.                 </div>
  275.               </div>
  276.               <br class="figure-break" />
  277.               <p>
  278.             This tab allows to generate several intermediate images between
  279.             the  original image and the final deformation of this image. You
  280.             can play this animation thanks to the
  281.             <a class="link" href="plug-in-playback.html" title="13.2.¬† Playback">Playback</a> plug-in.
  282.           </p>
  283.               <div class="variablelist">
  284.                 <dl>
  285.                   <dt>
  286.                     <span class="term">Number of Frames</span>
  287.                   </dt>
  288.                   <dd>
  289.                     <p>
  290.                   That's the number of images in your animation (2-100). These
  291.                   frames are stored as layers attached to your image. Use the
  292.                   XCF format when saving it.
  293.                 </p>
  294.                   </dd>
  295.                   <dt>
  296.                     <span class="term">Reverse</span>
  297.                   </dt>
  298.                   <dd>
  299.                     <p>
  300.                   This option plays the animation backwards.
  301.                 </p>
  302.                   </dd>
  303.                   <dt>
  304.                     <span class="term">Ping-Pong</span>
  305.                   </dt>
  306.                   <dd>
  307.                     <p>
  308.                   When the animation ends one way, it goes backwards.
  309.                 </p>
  310.                   </dd>
  311.                 </dl>
  312.               </div>
  313.             </dd>
  314.           </dl>
  315.         </div>
  316.       </div>
  317.     </div>
  318.     <div class="navfooter">
  319.       <hr />
  320.       <table width="100%" summary="Navigation footer">
  321.         <tr>
  322.           <td width="40%" align="left"><a accesskey="p" href="plug-in-engrave.html"><img src="../images/prev.png" alt="Prev" /></a>¬†</td>
  323.           <td width="20%" align="center">
  324.             <a accesskey="u" href="filters-distort.html">
  325.               <img src="../images/up.png" alt="Up" />
  326.             </a>
  327.           </td>
  328.           <td width="40%" align="right">¬†<a accesskey="n" href="plug-in-blinds.html"><img src="../images/next.png" alt="Next" /></a></td>
  329.         </tr>
  330.         <tr>
  331.           <td width="40%" align="left" valign="top"><a accesskey="p" href="plug-in-engrave.html">8.3.¬†
  332.     <span lang="en" xml:lang="en">Engrave</span>
  333.   </a>¬†</td>
  334.           <td width="20%" align="center">
  335.             <a accesskey="h" href="index.html">
  336.               <img src="../images/home.png" alt="Home" />
  337.             </a>
  338.           </td>
  339.           <td width="40%" align="right" valign="top">¬†<a accesskey="n" href="plug-in-blinds.html">8.5.¬†
  340.     <span lang="en" xml:lang="en">Blinds</span>
  341.   </a></td>
  342.         </tr>
  343.       </table>
  344.     </div>
  345.   </body>
  346. </html>
  347.