MediaWiki API result

{
    "compare": {
        "fromid": 1,
        "fromrevid": 1,
        "fromns": 0,
        "fromtitle": "Main Page",
        "toid": 2,
        "torevid": 2,
        "tons": 0,
        "totitle": "3D graphics (KDE3 Architecture)",
        "*": "<tr>\n  <td colspan=\"2\" class=\"diff-lineno\">Line 1:</td>\n  <td colspan=\"2\" class=\"diff-lineno\">Line 1:</td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>== 3D graphics with OpenGL ==</div></td>\n</tr>\n<tr>\n  <td class=\"diff-marker\" data-marker=\"\u2212\"></td>\n  <td class=\"diff-deletedline diff-side-deleted\"><div>&lt;strong&gt;MediaWiki has been installed.&lt;/strong&gt;</div></td>\n  <td colspan=\"2\" class=\"diff-empty diff-side-added\"></td>\n</tr>\n<tr>\n  <td class=\"diff-marker\"></td>\n  <td class=\"diff-context diff-side-deleted\"><br /></td>\n  <td class=\"diff-marker\"></td>\n  <td class=\"diff-context diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>The de facto standard for rendering 3D graphics today is </div></td>\n</tr>\n<tr>\n  <td class=\"diff-marker\" data-marker=\"\u2212\"></td>\n  <td class=\"diff-deletedline diff-side-deleted\"><div>Consult the [https://www.mediawiki.org/wiki/Special:MyLanguage/Help:Contents User's Guide] for information on using the wiki software.</div></td>\n  <td colspan=\"2\" class=\"diff-empty diff-side-added\"></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>[http://www.opengl.org OpenGL]. Implementations of this specification come </div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>with Microsoft Windows, Mac OS X and XFree86 and often support the hardware acceleration </div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>features offered by modern graphics cards. OpenGL itself only deals with rendering on</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>a specified area of the framebuffer through a ''GL context'' and does not have any</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>interactions with the toolkit of the environment</div></td>\n</tr>\n<tr>\n  <td class=\"diff-marker\"></td>\n  <td class=\"diff-context diff-side-deleted\"><br /></td>\n  <td class=\"diff-marker\"></td>\n  <td class=\"diff-context diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>Qt offers the widget QGLWidget</div></td>\n</tr>\n<tr>\n  <td class=\"diff-marker\" data-marker=\"\u2212\"></td>\n  <td class=\"diff-deletedline diff-side-deleted\"><div>== Getting started ==</div></td>\n  <td colspan=\"2\" class=\"diff-empty diff-side-added\"></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>which encapsulates a window with an associated GL context. Basically, you use it</div></td>\n</tr>\n<tr>\n  <td class=\"diff-marker\" data-marker=\"\u2212\"></td>\n  <td class=\"diff-deletedline diff-side-deleted\"><div>* [https://www.mediawiki.org/wiki/Special:MyLanguage/Manual:Configuration_settings Configuration settings list]</div></td>\n  <td colspan=\"2\" class=\"diff-empty diff-side-added\"></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>by subclassing it and reimplementing some methods.</div></td>\n</tr>\n<tr>\n  <td class=\"diff-marker\" data-marker=\"\u2212\"></td>\n  <td class=\"diff-deletedline diff-side-deleted\"><div>* [https://www.mediawiki.org/wiki/Special:MyLanguage/Manual:FAQ MediaWiki FAQ]</div></td>\n  <td colspan=\"2\" class=\"diff-empty diff-side-added\"></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td class=\"diff-marker\" data-marker=\"\u2212\"></td>\n  <td class=\"diff-deletedline diff-side-deleted\"><div>* [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div></td>\n  <td colspan=\"2\" class=\"diff-empty diff-side-added\"></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>*Instead of reimplementing paintEvent() and using QPainter to draw the widget's contents, you override paintGL() and use GL commands to render a scene. QLWidget will take care of making its GL context the current one before paintGL() is called, and it will flush afterwards.</div></td>\n</tr>\n<tr>\n  <td class=\"diff-marker\" data-marker=\"\u2212\"></td>\n  <td class=\"diff-deletedline diff-side-deleted\"><div>* [https://www.mediawiki.org/wiki/Special:MyLanguage/Localisation#Translation_resources Localise MediaWiki for your language]</div></td>\n  <td colspan=\"2\" class=\"diff-empty diff-side-added\"></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>*The virtual method initializeGL() is called once before the first time resizeGL() or paintGL() are called. This can be used to construct display lists for objects, and make any initializations.</div></td>\n</tr>\n<tr>\n  <td class=\"diff-marker\" data-marker=\"\u2212\"></td>\n  <td class=\"diff-deletedline diff-side-deleted\"><div>* [https://www.mediawiki.org/wiki/Special:MyLanguage/Manual:Combating_spam Learn how to combat spam on your wiki]</div></td>\n  <td colspan=\"2\" class=\"diff-empty diff-side-added\"></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>*Instead of reimplementing resizeEvent(), you override resizeGL(). This can be used to set the viewport appropriately.</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>*Instead of calling update() when the state of the scene has changed - for example when you animate it with a timer -, you should call updateGL(). This will trigger a repaint.</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>In general, QGLWidget behaves just like any other widget, i.e. for example</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>you can process mouse events as usual, resize the widget and combine it with</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>others in a layout.</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>[[Image:opengl-gears.png|frame|center|OpenGL screenshot]]</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>Qt contains some examples of QGLWidget usage in its &lt;tt&gt;demo&lt;/tt&gt; example.</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>A collection of tutorials can be found </div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>[https://web.archive.org/web/20020206053805/http://www.libsdl.org/opengl/intro.html here],</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>and more information and a reference of OpenGL is available on the</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>[http://www.opengl.org OpenGL homepage].</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>== High-level interfaces ==</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>OpenGL is a relatively low-level interface for drawing 3D graphics. In the same</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>way QCanvas gives the programmer a higher-level interface which details with</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>objects and their properties, there are also high-level interfaces for 3D graphics.</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>One of the most popular is Open Inventor. Originally a technology developed by SGI,</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>there is today also the open source implementation </div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>[http://www.coin3d.org Coin], complemented by a toolkit binding to Qt</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>called SoQt. </div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>The basic concept of Open Inventor is that of a ''scene''. A scene can be loaded</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>from disk and saved in a special format closely related to </div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>[http://en.wikipedia.org/wiki/VRML VRML]. A scene consists of a collection of objects</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>called ''nodes''. Inventor already provides a rich collection of reusable nodes,</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>such as cubes, cylinders and meshes, furthermore light sources, materials, cameras</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>etc. Nodes are represented by C++ classes and can be combined and subclassed.</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>An introduction to Inventor can be found </div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>[https://web.archive.org/web/20031115053554/http://www.motifzone.com/tmd/articles/OpenInventor/OpenInventor.html here]</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>(in general, you can substitute all mentions of SoXt by SoQt in this article).</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>''Initial Author:'' [mailto:bernd@kdevelop.org Bernd Gehrmann]</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><br /></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>[[Category:KDE3]]</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>[[Category:Architecture]]</div></td>\n</tr>\n<tr>\n  <td colspan=\"2\" class=\"diff-empty diff-side-deleted\"></td>\n  <td class=\"diff-marker\" data-marker=\"+\"></td>\n  <td class=\"diff-addedline diff-side-added\"><div>[[Category:Developers]]</div></td>\n</tr>\n"
    }
}