<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>scenemodifier.cpp Example File | 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-basicshapes-cpp-example.html">Qt 3D: Basic Shapes C++ Example</a></td><td >scenemodifier.cpp Example File</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="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">scenemodifier.cpp Example File</h1> <span class="subtitle">basicshapes-cpp/scenemodifier.cpp</span> <!-- $$$basicshapes-cpp/scenemodifier.cpp-description --> <div class="descr"> <a name="details"></a> <pre class="cpp"> <span class="comment">/**************************************************************************** ** ** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the Qt3D module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** BSD License Usage ** Alternatively, you may use this file under the terms of the BSD license ** as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of The Qt Company Ltd nor the names of its ** contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/</span> <span class="preprocessor">#include "scenemodifier.h"</span> <span class="preprocessor">#include <QtCore/QDebug></span> SceneModifier<span class="operator">::</span>SceneModifier(<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) : m_rootEntity(rootEntity) { <span class="comment">// Torus shape data</span> m_torus <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QTorusMesh</span>(); m_torus<span class="operator">-</span><span class="operator">></span>setRadius(<span class="number">1.0f</span>); m_torus<span class="operator">-</span><span class="operator">></span>setMinorRadius(<span class="number">0.4f</span>); m_torus<span class="operator">-</span><span class="operator">></span>setRings(<span class="number">100</span>); m_torus<span class="operator">-</span><span class="operator">></span>setSlices(<span class="number">20</span>); <span class="comment">// TorusMesh Transform</span> <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type">QTransform</span> <span class="operator">*</span>torusTransform <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">QTransform</span>(); torusTransform<span class="operator">-</span><span class="operator">></span>setScale(<span class="number">2.0f</span>); torusTransform<span class="operator">-</span><span class="operator">></span>setRotation(<span class="type">QQuaternion</span><span class="operator">::</span>fromAxisAndAngle(QVector3D(<span class="number">0.0f</span><span class="operator">,</span> <span class="number">1.0f</span><span class="operator">,</span> <span class="number">0.0f</span>)<span class="operator">,</span> <span class="number">25.0f</span>)); torusTransform<span class="operator">-</span><span class="operator">></span>setTranslation(QVector3D(<span class="number">5.0f</span><span class="operator">,</span> <span class="number">4.0f</span><span class="operator">,</span> <span class="number">0.0f</span>)); <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span> <span class="operator">*</span>torusMaterial <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span>(); torusMaterial<span class="operator">-</span><span class="operator">></span>setDiffuse(<span class="type">QColor</span>(<span class="type">QRgb</span>(<span class="number">0xbeb32b</span>))); <span class="comment">// Torus</span> m_torusEntity <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">QEntity</span>(m_rootEntity); m_torusEntity<span class="operator">-</span><span class="operator">></span>addComponent(m_torus); m_torusEntity<span class="operator">-</span><span class="operator">></span>addComponent(torusMaterial); m_torusEntity<span class="operator">-</span><span class="operator">></span>addComponent(torusTransform); <span class="comment">// Cone shape data</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QConeMesh</span> <span class="operator">*</span>cone <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QConeMesh</span>(); cone<span class="operator">-</span><span class="operator">></span>setTopRadius(<span class="number">0.5</span>); cone<span class="operator">-</span><span class="operator">></span>setBottomRadius(<span class="number">1</span>); cone<span class="operator">-</span><span class="operator">></span>setLength(<span class="number">3</span>); cone<span class="operator">-</span><span class="operator">></span>setRings(<span class="number">50</span>); cone<span class="operator">-</span><span class="operator">></span>setSlices(<span class="number">20</span>); <span class="comment">// ConeMesh Transform</span> <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type">QTransform</span> <span class="operator">*</span>coneTransform <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">QTransform</span>(); coneTransform<span class="operator">-</span><span class="operator">></span>setScale(<span class="number">1.5f</span>); coneTransform<span class="operator">-</span><span class="operator">></span>setRotation(<span class="type">QQuaternion</span><span class="operator">::</span>fromAxisAndAngle(QVector3D(<span class="number">1.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span>)<span class="operator">,</span> <span class="number">45.0f</span>)); coneTransform<span class="operator">-</span><span class="operator">></span>setTranslation(QVector3D(<span class="number">0.0f</span><span class="operator">,</span> <span class="number">4.0f</span><span class="operator">,</span> <span class="operator">-</span><span class="number">1.5</span>)); <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span> <span class="operator">*</span>coneMaterial <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span>(); coneMaterial<span class="operator">-</span><span class="operator">></span>setDiffuse(<span class="type">QColor</span>(<span class="type">QRgb</span>(<span class="number">0x928327</span>))); <span class="comment">// Cone</span> m_coneEntity <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">QEntity</span>(m_rootEntity); m_coneEntity<span class="operator">-</span><span class="operator">></span>addComponent(cone); m_coneEntity<span class="operator">-</span><span class="operator">></span>addComponent(coneMaterial); m_coneEntity<span class="operator">-</span><span class="operator">></span>addComponent(coneTransform); <span class="comment">// Cylinder shape data</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QCylinderMesh</span> <span class="operator">*</span>cylinder <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QCylinderMesh</span>(); cylinder<span class="operator">-</span><span class="operator">></span>setRadius(<span class="number">1</span>); cylinder<span class="operator">-</span><span class="operator">></span>setLength(<span class="number">3</span>); cylinder<span class="operator">-</span><span class="operator">></span>setRings(<span class="number">100</span>); cylinder<span class="operator">-</span><span class="operator">></span>setSlices(<span class="number">20</span>); <span class="comment">// CylinderMesh Transform</span> <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type">QTransform</span> <span class="operator">*</span>cylinderTransform <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">QTransform</span>(); cylinderTransform<span class="operator">-</span><span class="operator">></span>setScale(<span class="number">1.5f</span>); cylinderTransform<span class="operator">-</span><span class="operator">></span>setRotation(<span class="type">QQuaternion</span><span class="operator">::</span>fromAxisAndAngle(QVector3D(<span class="number">1.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span>)<span class="operator">,</span> <span class="number">45.0f</span>)); cylinderTransform<span class="operator">-</span><span class="operator">></span>setTranslation(QVector3D(<span class="operator">-</span><span class="number">5.0f</span><span class="operator">,</span> <span class="number">4.0f</span><span class="operator">,</span> <span class="operator">-</span><span class="number">1.5</span>)); <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span> <span class="operator">*</span>cylinderMaterial <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span>(); cylinderMaterial<span class="operator">-</span><span class="operator">></span>setDiffuse(<span class="type">QColor</span>(<span class="type">QRgb</span>(<span class="number">0x928327</span>))); <span class="comment">// Cylinder</span> m_cylinderEntity <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">QEntity</span>(m_rootEntity); m_cylinderEntity<span class="operator">-</span><span class="operator">></span>addComponent(cylinder); m_cylinderEntity<span class="operator">-</span><span class="operator">></span>addComponent(cylinderMaterial); m_cylinderEntity<span class="operator">-</span><span class="operator">></span>addComponent(cylinderTransform); <span class="comment">// Cuboid shape data</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QCuboidMesh</span> <span class="operator">*</span>cuboid <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QCuboidMesh</span>(); <span class="comment">// CuboidMesh Transform</span> <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type">QTransform</span> <span class="operator">*</span>cuboidTransform <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">QTransform</span>(); cuboidTransform<span class="operator">-</span><span class="operator">></span>setScale(<span class="number">4.0f</span>); cuboidTransform<span class="operator">-</span><span class="operator">></span>setTranslation(QVector3D(<span class="number">5.0f</span><span class="operator">,</span> <span class="operator">-</span><span class="number">4.0f</span><span class="operator">,</span> <span class="number">0.0f</span>)); <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span> <span class="operator">*</span>cuboidMaterial <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span>(); cuboidMaterial<span class="operator">-</span><span class="operator">></span>setDiffuse(<span class="type">QColor</span>(<span class="type">QRgb</span>(<span class="number">0x665423</span>))); <span class="comment">//Cuboid</span> m_cuboidEntity <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">QEntity</span>(m_rootEntity); m_cuboidEntity<span class="operator">-</span><span class="operator">></span>addComponent(cuboid); m_cuboidEntity<span class="operator">-</span><span class="operator">></span>addComponent(cuboidMaterial); m_cuboidEntity<span class="operator">-</span><span class="operator">></span>addComponent(cuboidTransform); <span class="comment">// Plane shape data</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPlaneMesh</span> <span class="operator">*</span>planeMesh <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPlaneMesh</span>(); planeMesh<span class="operator">-</span><span class="operator">></span>setWidth(<span class="number">2</span>); planeMesh<span class="operator">-</span><span class="operator">></span>setHeight(<span class="number">2</span>); <span class="comment">// Plane mesh transform</span> <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type">QTransform</span> <span class="operator">*</span>planeTransform <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">QTransform</span>(); planeTransform<span class="operator">-</span><span class="operator">></span>setScale(<span class="number">1.3f</span>); planeTransform<span class="operator">-</span><span class="operator">></span>setRotation(<span class="type">QQuaternion</span><span class="operator">::</span>fromAxisAndAngle(QVector3D(<span class="number">1.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span>)<span class="operator">,</span> <span class="number">45.0f</span>)); planeTransform<span class="operator">-</span><span class="operator">></span>setTranslation(QVector3D(<span class="number">0.0f</span><span class="operator">,</span> <span class="operator">-</span><span class="number">4.0f</span><span class="operator">,</span> <span class="number">0.0f</span>)); <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span> <span class="operator">*</span>planeMaterial <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span>(); planeMaterial<span class="operator">-</span><span class="operator">></span>setDiffuse(<span class="type">QColor</span>(<span class="type">QRgb</span>(<span class="number">0xa69929</span>))); <span class="comment">// Plane</span> m_planeEntity <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">QEntity</span>(m_rootEntity); m_planeEntity<span class="operator">-</span><span class="operator">></span>addComponent(planeMesh); m_planeEntity<span class="operator">-</span><span class="operator">></span>addComponent(planeMaterial); m_planeEntity<span class="operator">-</span><span class="operator">></span>addComponent(planeTransform); <span class="comment">// Sphere shape data</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QSphereMesh</span> <span class="operator">*</span>sphereMesh <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QSphereMesh</span>(); sphereMesh<span class="operator">-</span><span class="operator">></span>setRings(<span class="number">20</span>); sphereMesh<span class="operator">-</span><span class="operator">></span>setSlices(<span class="number">20</span>); sphereMesh<span class="operator">-</span><span class="operator">></span>setRadius(<span class="number">2</span>); <span class="comment">// Sphere mesh transform</span> <span class="type"><a href="qt3dcore-module.html">Qt3DCore</a></span><span class="operator">::</span><span class="type">QTransform</span> <span class="operator">*</span>sphereTransform <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">QTransform</span>(); sphereTransform<span class="operator">-</span><span class="operator">></span>setScale(<span class="number">1.3f</span>); sphereTransform<span class="operator">-</span><span class="operator">></span>setTranslation(QVector3D(<span class="operator">-</span><span class="number">5.0f</span><span class="operator">,</span> <span class="operator">-</span><span class="number">4.0f</span><span class="operator">,</span> <span class="number">0.0f</span>)); <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span> <span class="operator">*</span>sphereMaterial <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QPhongMaterial</span>(); sphereMaterial<span class="operator">-</span><span class="operator">></span>setDiffuse(<span class="type">QColor</span>(<span class="type">QRgb</span>(<span class="number">0xa69929</span>))); <span class="comment">// Sphere</span> m_sphereEntity <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">QEntity</span>(m_rootEntity); m_sphereEntity<span class="operator">-</span><span class="operator">></span>addComponent(sphereMesh); m_sphereEntity<span class="operator">-</span><span class="operator">></span>addComponent(sphereMaterial); m_sphereEntity<span class="operator">-</span><span class="operator">></span>addComponent(sphereTransform); } SceneModifier<span class="operator">::</span><span class="operator">~</span>SceneModifier() { } <span class="type">void</span> SceneModifier<span class="operator">::</span>enableTorus(bool enabled) { m_torusEntity<span class="operator">-</span><span class="operator">></span>setEnabled(enabled); } <span class="type">void</span> SceneModifier<span class="operator">::</span>enableCone(bool enabled) { m_coneEntity<span class="operator">-</span><span class="operator">></span>setEnabled(enabled); } <span class="type">void</span> SceneModifier<span class="operator">::</span>enableCylinder(bool enabled) { m_cylinderEntity<span class="operator">-</span><span class="operator">></span>setEnabled(enabled); } <span class="type">void</span> SceneModifier<span class="operator">::</span>enableCuboid(bool enabled) { m_cuboidEntity<span class="operator">-</span><span class="operator">></span>setEnabled(enabled); } <span class="type">void</span> SceneModifier<span class="operator">::</span>enablePlane(bool enabled) { m_planeEntity<span class="operator">-</span><span class="operator">></span>setEnabled(enabled); } <span class="type">void</span> SceneModifier<span class="operator">::</span>enableSphere(bool enabled) { m_sphereEntity<span class="operator">-</span><span class="operator">></span>setEnabled(enabled); } </pre> </div> <!-- @@@basicshapes-cpp/scenemodifier.cpp --> </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>