<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- qwaylandquickhardwarelayer.cpp --> <title>WaylandHardwareLayer QML Type | Qt Wayland Compositor 5.11</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> <td ><a href="../qtdoc/index.html">Qt 5.11</a></td><td ><a href="qtwaylandcompositor-index.html">Qt Wayland Compositor</a></td><td ><a href="qtwayland-compositor-qmlmodule.html">QML Types</a></td><td >WaylandHardwareLayer QML Type</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right">Qt 5.11.2 Reference Documentation</td> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <div class="sidebar"> <div class="toc"> <h3><a name="toc">Contents</a></h3> <ul> <li class="level1"><a href="#properties">Properties</a></li> <li class="level1"><a href="#details">Detailed Description</a></li> </ul> </div> <div class="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">WaylandHardwareLayer QML Type</h1> <span class="subtitle"></span> <!-- $$$WaylandHardwareLayer-brief --> <p>Makes a parent <a href="qml-qtwayland-compositor-waylandquickitem.html">WaylandQuickItem</a> use hardware layers for rendering. <a href="#details">More...</a></p> <!-- @@@WaylandHardwareLayer --> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> Import Statement:</td><td class="memItemRight bottomAlign"> import QtWayland.Compositor 1.1</td></tr></table></div><ul> <li><a href="qml-qtwayland-compositor-waylandhardwarelayer-members.html">List of all members, including inherited members</a></li> </ul> <a name="properties"></a> <h2 id="properties">Properties</h2> <ul> <li class="fn"><b><b><a href="qml-qtwayland-compositor-waylandhardwarelayer.html#stackingLevel-prop">stackingLevel</a></b></b> : int</li> </ul> <!-- $$$WaylandHardwareLayer-description --> <a name="details"></a> <h2 id="details">Detailed Description</h2> <p>This item needs to be a descendant of a <a href="qml-qtwayland-compositor-waylandquickitem.html">WaylandQuickItem</a> or a derivative, (i.e. <a href="qml-qtwayland-compositor-shellsurfaceitem.html">ShellSurfaceItem</a> or similar)</p> <p>The Surface of the parent <a href="qml-qtwayland-compositor-waylandquickitem.html">WaylandQuickItem</a> will be drawn in a hardware specific way instead of the regular way using the <a href="../qtqml/qtquick-qmlmodule.html">QtQuick</a> scene graph. On some platforms, the <a href="qml-qtwayland-compositor-waylandquickitem.html">WaylandQuickItem</a>'s current buffer and the scene graph can be blended in a separate step. This makes it possible for clients to update continuously without triggering a full redraw of the compositor scene graph for each frame.</p> <p>The preferred hardware layer integration may be overridden by setting the QT_WAYLAND_HARDWARE_LAYER_INTEGRATION environment variable.</p> <!-- @@@WaylandHardwareLayer --> <h2>Property Documentation</h2> <!-- $$$stackingLevel --> <div class="qmlitem"><div class="qmlproto"> <div class="table"><table class="qmlname"> <tr valign="top" class="odd" id="stackingLevel-prop"> <td class="tblQmlPropNode"><p> <a name="stackingLevel-prop"></a><span class="name">stackingLevel</span> : <span class="type"><a href="../qtqml/qml-int.html">int</a></span></p></td></tr> </table></div> </div><div class="qmldoc"><p>This property holds the stacking level of this hardware layer relative to other hardware layers, and can be used to sort hardware layers. I.e. a layer with a higher level is rendered on top of one with a lower level.</p> <p>Layers with level 0 will be drawn in an implementation defined order on top of the compositor scene graph.</p> <p>Layers with a level below 0 are drawn beneath the compositor scene graph, if supported by the hardware layer integration.</p> </div></div><!-- @@@stackingLevel --> <br/> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2018 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.<br/> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.<br/> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. </p> </div> </body> </html>