<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- qlayer.cpp --> <title>QLayer Class | Qt 3D 5.9</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 >Qt 5.9</td><td ><a href="qt3d-index.html">Qt 3D</a></td><td ><a href="qt3d-cpp.html">C++ Classes</a></td><td >QLayer</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right">Qt 5.9.4 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="#public-functions">Public Functions</a></li> <li class="level1"><a href="#protected-functions">Protected Functions</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">QLayer Class</h1> <span class="small-subtitle">(<a href="qt3drender-qlayer.html">Qt3DRender::QLayer</a>)<br/></span> <!-- $$$QLayer-brief --> <p>The <a href="qt3drender-qlayer.html">QLayer</a> class provides a way of filtering which entities will be rendered. <a href="#details">More...</a></p> <!-- @@@QLayer --> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> Header:</td><td class="memItemRight bottomAlign"> <span class="preprocessor">#include <QLayer></span> </td></tr><tr><td class="memItemLeft rightAlign topAlign"> qmake:</td><td class="memItemRight bottomAlign"> QT += 3drender</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Since:</td><td class="memItemRight bottomAlign"> Qt 5.5</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Instantiated By:</td><td class="memItemRight bottomAlign"> <a href="qml-qt3d-render-layer.html">Layer</a></td></tr><tr><td class="memItemLeft rightAlign topAlign"> Inherits:</td><td class="memItemRight bottomAlign"> <a href="qt3dcore-qcomponent.html">Qt3DCore::QComponent</a></td></tr></table></div><ul> <li><a href="qt3drender-qlayer-members.html">List of all members, including inherited members</a></li> </ul> <a name="public-functions"></a> <h2 id="public-functions">Public Functions</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qlayer.html#QLayer">QLayer</a></b>(Qt3DCore::QNode *<i>parent</i> = nullptr)</td></tr> </table></div> <ul> <li class="fn">2 public functions inherited from <a href="qt3dcore-qcomponent.html#public-functions">Qt3DCore::QComponent</a></li> <li class="fn">11 public functions inherited from <a href="qt3dcore-qnode.html#public-functions">Qt3DCore::QNode</a></li> </ul> <a name="protected-functions"></a> <h2 id="protected-functions">Protected Functions</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qlayer.html#QLayer-1">QLayer</a></b>(QLayerPrivate &<i>dd</i>, Qt3DCore::QNode *<i>parent</i> = nullptr)</td></tr> </table></div> <ul> <li class="fn">2 protected functions inherited from <a href="qt3dcore-qnode.html#protected-functions">Qt3DCore::QNode</a></li> </ul> <h3>Additional Inherited Members</h3> <ul> <li class="fn">1 property inherited from <a href="qt3dcore-qcomponent.html#properties">Qt3DCore::QComponent</a></li> <li class="fn">3 properties inherited from <a href="qt3dcore-qnode.html#properties">Qt3DCore::QNode</a></li> <li class="fn">1 public slot inherited from <a href="qt3dcore-qcomponent.html#public-slots">Qt3DCore::QComponent</a></li> <li class="fn">3 public slots inherited from <a href="qt3dcore-qnode.html#public-slots">Qt3DCore::QNode</a></li> <li class="fn">3 signals inherited from <a href="qt3dcore-qcomponent.html#signals">Qt3DCore::QComponent</a></li> <li class="fn">4 signals inherited from <a href="qt3dcore-qnode.html#signals">Qt3DCore::QNode</a></li> </ul> <a name="details"></a> <!-- $$$QLayer-description --> <div class="descr"> <h2 id="details">Detailed Description</h2> <p>The <a href="qt3drender-qlayer.html">QLayer</a> class provides a way of filtering which entities will be rendered.</p> <p><a href="qt3drender-qlayer.html">Qt3DRender::QLayer</a> works in conjunction with the <a href="qt3drender-qlayerfilter.html">Qt3DRender::QLayerFilter</a> in the FrameGraph.</p> <p><a href="qt3drender-qlayer.html">Qt3DRender::QLayer</a> doesn't define any new properties but is supposed to only be referenced.</p> <pre class="cpp"> <span class="preprocessor">#include <Qt3DCore/QEntity></span> <span class="preprocessor">#include <Qt3DRender/QGeometryRenderer></span> <span class="preprocessor">#include <Qt3DRender/QLayer></span> <span class="preprocessor">#include <Qt3DRender/QLayerFilter></span> <span class="preprocessor">#include <Qt3DRender/QViewport></span> <span class="comment">// Scene</span> <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type">QEntity</span> <span class="operator">*</span>rootEntity <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type">QEntity</span>; <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type">QEntity</span> <span class="operator">*</span>renderableEntity <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type">QEntity</span>(rootEntity); <span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type"><a href="qt3drender-qgeometryrenderer.html">QGeometryRenderer</a></span> <span class="operator">*</span>geometryRenderer <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type"><a href="qt3drender-qgeometryrenderer.html">QGeometryRenderer</a></span>(renderableEntity); <span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type"><a href="qt3drender-qlayer.html#QLayer">QLayer</a></span> <span class="operator">*</span>layer1 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type"><a href="qt3drender-qlayer.html#QLayer">QLayer</a></span>(renderableEntity); renderableEntity<span class="operator">-</span><span class="operator">></span>addComponent(geometryRenderer); renderableEntity<span class="operator">-</span><span class="operator">></span>addComponent(layer1); <span class="operator">.</span><span class="operator">.</span><span class="operator">.</span> <span class="comment">// FrameGraph</span> <span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type"><a href="qt3drender-qviewport.html">QViewport</a></span> <span class="operator">*</span>viewport <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type"><a href="qt3drender-qviewport.html">QViewport</a></span>; <span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type"><a href="qt3drender-qlayerfilter.html">QLayerFilter</a></span> <span class="operator">*</span>layerFilter <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type"><a href="qt3drender-qlayerfilter.html">QLayerFilter</a></span>(viewport); layerFilter<span class="operator">-</span><span class="operator">></span>addLayer(layer1); <span class="operator">.</span><span class="operator">.</span><span class="operator">.</span> </pre> </div> <p><b>See also </b><a href="qt3drender-qlayerfilter.html">Qt3DRender::QLayerFilter</a>.</p> <!-- @@@QLayer --> <div class="func"> <h2>Member Function Documentation</h2> <!-- $$$QLayer[overload1]$$$QLayerQt3DCore::QNode* --> <h3 class="fn" id="QLayer"><a name="QLayer"></a>QLayer::<span class="name">QLayer</span>(<span class="type">Qt3DCore::QNode</span> *<i>parent</i> = nullptr)</h3> <p>Constructs a new <a href="qt3drender-qlayer.html">QLayer</a> with the specified <i>parent</i>.</p> <!-- @@@QLayer --> <!-- $$$QLayer$$$QLayerQLayerPrivate&Qt3DCore::QNode* --> <h3 class="fn" id="QLayer-1"><a name="QLayer-1"></a><code>[protected] </code>QLayer::<span class="name">QLayer</span>(<span class="type">QLayerPrivate</span> &<i>dd</i>, <span class="type">Qt3DCore::QNode</span> *<i>parent</i> = nullptr)</h3> <p>Copy constructor.</p><!-- @@@QLayer --> </div> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2017 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>