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<h1 class="title">main.cpp Example File</h1>
<span class="subtitle">materials-cpp/main.cpp</span>
<!-- $$$materials-cpp/main.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 <QGuiApplication></span>
<span class="preprocessor">#include <Qt3DCore/QEntity></span>
<span class="preprocessor">#include <Qt3DCore/QAspectEngine></span>
<span class="preprocessor">#include <Qt3DRender/QCamera></span>
<span class="preprocessor">#include <Qt3DInput/QInputAspect></span>
<span class="preprocessor">#include <Qt3DRender/QRenderAspect></span>
<span class="preprocessor">#include <Qt3DExtras/QPhongMaterial></span>
<span class="preprocessor">#include <Qt3DExtras/QDiffuseMapMaterial></span>
<span class="preprocessor">#include <Qt3DExtras/QForwardRenderer></span>
<span class="preprocessor">#include <Qt3DRender/QTextureImage></span>
<span class="preprocessor">#include "planeentity.h"</span>
<span class="preprocessor">#include "rotatingtrefoilknot.h"</span>
<span class="preprocessor">#include "barrel.h"</span>
<span class="preprocessor">#include "houseplant.h"</span>
<span class="preprocessor">#include <Qt3DExtras/qt3dwindow.h></span>
<span class="preprocessor">#include <Qt3DExtras/qfirstpersoncameracontroller.h></span>
<span class="type">int</span> main(<span class="type">int</span> argc<span class="operator">,</span> <span class="type">char</span><span class="operator">*</span> argv<span class="operator">[</span><span class="operator">]</span>)
{
<span class="type">QGuiApplication</span> app(argc<span class="operator">,</span> argv);
<span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">Qt3DWindow</span> view;
<span class="comment">// Scene Root</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>sceneRoot <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>();
<span class="comment">// Scene Camera</span>
<span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type">QCamera</span> <span class="operator">*</span>basicCamera <span class="operator">=</span> view<span class="operator">.</span>camera();
basicCamera<span class="operator">-</span><span class="operator">></span>setProjectionType(<span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type">QCameraLens</span><span class="operator">::</span>PerspectiveProjection);
basicCamera<span class="operator">-</span><span class="operator">></span>setUpVector(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>));
basicCamera<span class="operator">-</span><span class="operator">></span>setViewCenter(QVector3D(<span class="number">0.0f</span><span class="operator">,</span> <span class="number">3.5f</span><span class="operator">,</span> <span class="number">0.0f</span>));
basicCamera<span class="operator">-</span><span class="operator">></span>setPosition(QVector3D(<span class="number">0.0f</span><span class="operator">,</span> <span class="number">3.5f</span><span class="operator">,</span> <span class="number">25.0f</span>));
<span class="comment">// For camera controls</span>
<span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QFirstPersonCameraController</span> <span class="operator">*</span>camController <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">QFirstPersonCameraController</span>(sceneRoot);
camController<span class="operator">-</span><span class="operator">></span>setCamera(basicCamera);
<span class="comment">// Scene floor</span>
PlaneEntity <span class="operator">*</span>planeEntity <span class="operator">=</span> <span class="keyword">new</span> PlaneEntity(sceneRoot);
planeEntity<span class="operator">-</span><span class="operator">></span>mesh()<span class="operator">-</span><span class="operator">></span>setHeight(<span class="number">100.0f</span>);
planeEntity<span class="operator">-</span><span class="operator">></span>mesh()<span class="operator">-</span><span class="operator">></span>setWidth(<span class="number">100.0f</span>);
planeEntity<span class="operator">-</span><span class="operator">></span>mesh()<span class="operator">-</span><span class="operator">></span>setMeshResolution(<span class="type">QSize</span>(<span class="number">20</span><span class="operator">,</span> <span class="number">20</span>));
<span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QNormalDiffuseSpecularMapMaterial</span> <span class="operator">*</span>normalDiffuseSpecularMapMaterial <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">QNormalDiffuseSpecularMapMaterial</span>();
normalDiffuseSpecularMapMaterial<span class="operator">-</span><span class="operator">></span>setTextureScale(<span class="number">10.0f</span>);
normalDiffuseSpecularMapMaterial<span class="operator">-</span><span class="operator">></span>setShininess(<span class="number">80.0f</span>);
normalDiffuseSpecularMapMaterial<span class="operator">-</span><span class="operator">></span>setAmbient(<span class="type">QColor</span><span class="operator">::</span>fromRgbF(<span class="number">0.2f</span><span class="operator">,</span> <span class="number">0.2f</span><span class="operator">,</span> <span class="number">0.2f</span><span class="operator">,</span> <span class="number">1.0f</span>));
<span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type">QTextureImage</span> <span class="operator">*</span>diffuseImage <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">QTextureImage</span>();
diffuseImage<span class="operator">-</span><span class="operator">></span>setSource(<span class="type">QUrl</span>(<span class="type">QStringLiteral</span>(<span class="string">"qrc:/assets/textures/pattern_09/diffuse.webp"</span>)));
normalDiffuseSpecularMapMaterial<span class="operator">-</span><span class="operator">></span>diffuse()<span class="operator">-</span><span class="operator">></span>addTextureImage(diffuseImage);
<span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type">QTextureImage</span> <span class="operator">*</span>specularImage <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">QTextureImage</span>();
specularImage<span class="operator">-</span><span class="operator">></span>setSource(<span class="type">QUrl</span>(<span class="type">QStringLiteral</span>(<span class="string">"qrc:/assets/textures/pattern_09/specular.webp"</span>)));
normalDiffuseSpecularMapMaterial<span class="operator">-</span><span class="operator">></span>specular()<span class="operator">-</span><span class="operator">></span>addTextureImage(specularImage);
<span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type">QTextureImage</span> <span class="operator">*</span>normalImage <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">QTextureImage</span>();
normalImage<span class="operator">-</span><span class="operator">></span>setSource(<span class="type">QUrl</span>((<span class="type">QStringLiteral</span>(<span class="string">"qrc:/assets/textures/pattern_09/normal.webp"</span>))));
normalDiffuseSpecularMapMaterial<span class="operator">-</span><span class="operator">></span>normal()<span class="operator">-</span><span class="operator">></span>addTextureImage(normalImage);
planeEntity<span class="operator">-</span><span class="operator">></span>addComponent(normalDiffuseSpecularMapMaterial);
<span class="comment">// Chest</span>
RenderableEntity <span class="operator">*</span>chest <span class="operator">=</span> <span class="keyword">new</span> RenderableEntity(sceneRoot);
chest<span class="operator">-</span><span class="operator">></span>transform()<span class="operator">-</span><span class="operator">></span>setScale(<span class="number">0.03f</span>);
chest<span class="operator">-</span><span class="operator">></span>mesh()<span class="operator">-</span><span class="operator">></span>setSource(<span class="type">QUrl</span>(<span class="type">QStringLiteral</span>(<span class="string">"qrc:/assets/chest/Chest.obj"</span>)));
<span class="type"><a href="qt3dextras-module.html">Qt3DExtras</a></span><span class="operator">::</span><span class="type">QDiffuseMapMaterial</span> <span class="operator">*</span>diffuseMapMaterial <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">QDiffuseMapMaterial</span>();
diffuseMapMaterial<span class="operator">-</span><span class="operator">></span>setSpecular(<span class="type">QColor</span><span class="operator">::</span>fromRgbF(<span class="number">0.2f</span><span class="operator">,</span> <span class="number">0.2f</span><span class="operator">,</span> <span class="number">0.2f</span><span class="operator">,</span> <span class="number">1.0f</span>));
diffuseMapMaterial<span class="operator">-</span><span class="operator">></span>setShininess(<span class="number">2.0f</span>);
<span class="type"><a href="qt3drender-module.html">Qt3DRender</a></span><span class="operator">::</span><span class="type">QTextureImage</span> <span class="operator">*</span>chestDiffuseImage <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">QTextureImage</span>();
chestDiffuseImage<span class="operator">-</span><span class="operator">></span>setSource(<span class="type">QUrl</span>(<span class="type">QStringLiteral</span>(<span class="string">"qrc:/assets/chest/diffuse.webp"</span>)));
diffuseMapMaterial<span class="operator">-</span><span class="operator">></span>diffuse()<span class="operator">-</span><span class="operator">></span>addTextureImage(chestDiffuseImage);
chest<span class="operator">-</span><span class="operator">></span>addComponent(diffuseMapMaterial);
<span class="comment">// TrefoilKnot</span>
RotatingTrefoilKnot <span class="operator">*</span>trefoil <span class="operator">=</span> <span class="keyword">new</span> RotatingTrefoilKnot(sceneRoot);
trefoil<span class="operator">-</span><span class="operator">></span>setPosition(QVector3D(<span class="number">0.0f</span><span class="operator">,</span> <span class="number">3.5f</span><span class="operator">,</span> <span class="number">0.0f</span>));
trefoil<span class="operator">-</span><span class="operator">></span>setScale(<span class="number">0.5f</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>phongMaterial <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>();
phongMaterial<span class="operator">-</span><span class="operator">></span>setDiffuse(<span class="type">QColor</span>(<span class="number">204</span><span class="operator">,</span> <span class="number">205</span><span class="operator">,</span> <span class="number">75</span>)); <span class="comment">// Safari Yellow #cccd4b</span>
phongMaterial<span class="operator">-</span><span class="operator">></span>setSpecular(<span class="type">Qt</span><span class="operator">::</span>white);
trefoil<span class="operator">-</span><span class="operator">></span>addComponent(phongMaterial);
<span class="comment">// Barrels</span>
Barrel <span class="operator">*</span>basicBarrel <span class="operator">=</span> <span class="keyword">new</span> Barrel(sceneRoot);
basicBarrel<span class="operator">-</span><span class="operator">></span>transform()<span class="operator">-</span><span class="operator">></span>setTranslation(QVector3D(<span class="number">8.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span>));
Barrel <span class="operator">*</span>rustyBarrel <span class="operator">=</span> <span class="keyword">new</span> Barrel(sceneRoot);
rustyBarrel<span class="operator">-</span><span class="operator">></span>setDiffuse(Barrel<span class="operator">::</span>RustDiffuse);
rustyBarrel<span class="operator">-</span><span class="operator">></span>setSpecular(Barrel<span class="operator">::</span>RustSpecular);
rustyBarrel<span class="operator">-</span><span class="operator">></span>setBumps(Barrel<span class="operator">::</span>HardBumps);
rustyBarrel<span class="operator">-</span><span class="operator">></span>transform()<span class="operator">-</span><span class="operator">></span>setTranslation(QVector3D(<span class="number">10.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span>));
Barrel <span class="operator">*</span>blueBarrel <span class="operator">=</span> <span class="keyword">new</span> Barrel(sceneRoot);
blueBarrel<span class="operator">-</span><span class="operator">></span>setDiffuse(Barrel<span class="operator">::</span>Blue);
blueBarrel<span class="operator">-</span><span class="operator">></span>setBumps(Barrel<span class="operator">::</span>MiddleBumps);
blueBarrel<span class="operator">-</span><span class="operator">></span>transform()<span class="operator">-</span><span class="operator">></span>setTranslation(QVector3D(<span class="number">12.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span>));
Barrel <span class="operator">*</span>greenBarrel <span class="operator">=</span> <span class="keyword">new</span> Barrel(sceneRoot);
greenBarrel<span class="operator">-</span><span class="operator">></span>setDiffuse(Barrel<span class="operator">::</span>Green);
greenBarrel<span class="operator">-</span><span class="operator">></span>setBumps(Barrel<span class="operator">::</span>SoftBumps);
greenBarrel<span class="operator">-</span><span class="operator">></span>transform()<span class="operator">-</span><span class="operator">></span>setTranslation(QVector3D(<span class="number">14.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span>));
Barrel <span class="operator">*</span>stainlessBarrel <span class="operator">=</span> <span class="keyword">new</span> Barrel(sceneRoot);
stainlessBarrel<span class="operator">-</span><span class="operator">></span>setDiffuse(Barrel<span class="operator">::</span>StainlessSteelDiffuse);
stainlessBarrel<span class="operator">-</span><span class="operator">></span>setBumps(Barrel<span class="operator">::</span>NoBumps);
stainlessBarrel<span class="operator">-</span><span class="operator">></span>setSpecular(Barrel<span class="operator">::</span>StainlessSteelSpecular);
stainlessBarrel<span class="operator">-</span><span class="operator">></span>setShininess(<span class="number">150.0f</span>);
stainlessBarrel<span class="operator">-</span><span class="operator">></span>transform()<span class="operator">-</span><span class="operator">></span>setTranslation(QVector3D(<span class="number">16.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span>));
<span class="comment">// Plants</span>
HousePlant <span class="operator">*</span>squareBamboo <span class="operator">=</span> <span class="keyword">new</span> HousePlant(sceneRoot);
squareBamboo<span class="operator">-</span><span class="operator">></span>setPotShape(HousePlant<span class="operator">::</span>Square);
squareBamboo<span class="operator">-</span><span class="operator">></span>setPosition(QVector3D(<span class="number">4.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span>));
HousePlant <span class="operator">*</span>trianglePalm <span class="operator">=</span> <span class="keyword">new</span> HousePlant(sceneRoot);
trianglePalm<span class="operator">-</span><span class="operator">></span>setPlantType(HousePlant<span class="operator">::</span>Palm);
trianglePalm<span class="operator">-</span><span class="operator">></span>setPotShape(HousePlant<span class="operator">::</span>Triangle);
trianglePalm<span class="operator">-</span><span class="operator">></span>setPosition(QVector3D(<span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">4.0f</span>));
HousePlant <span class="operator">*</span>spherePine <span class="operator">=</span> <span class="keyword">new</span> HousePlant(sceneRoot);
spherePine<span class="operator">-</span><span class="operator">></span>setPlantType(HousePlant<span class="operator">::</span>Pine);
spherePine<span class="operator">-</span><span class="operator">></span>setPotShape(HousePlant<span class="operator">::</span>Sphere);
spherePine<span class="operator">-</span><span class="operator">></span>setPosition(QVector3D(<span class="operator">-</span><span class="number">4.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span>));
HousePlant <span class="operator">*</span>crossSpikes <span class="operator">=</span> <span class="keyword">new</span> HousePlant(sceneRoot);
crossSpikes<span class="operator">-</span><span class="operator">></span>setPlantType(HousePlant<span class="operator">::</span>Spikes);
crossSpikes<span class="operator">-</span><span class="operator">></span>setPosition(QVector3D(<span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="operator">-</span><span class="number">4.0f</span>));
HousePlant <span class="operator">*</span>crossPalm <span class="operator">=</span> <span class="keyword">new</span> HousePlant(sceneRoot);
crossPalm<span class="operator">-</span><span class="operator">></span>setPlantType(HousePlant<span class="operator">::</span>Palm);
crossPalm<span class="operator">-</span><span class="operator">></span>setPosition(QVector3D(<span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="operator">-</span><span class="number">8.0f</span>));
crossPalm<span class="operator">-</span><span class="operator">></span>setScale(<span class="number">0.05f</span>);
HousePlant <span class="operator">*</span>crossShrub <span class="operator">=</span> <span class="keyword">new</span> HousePlant(sceneRoot);
crossShrub<span class="operator">-</span><span class="operator">></span>setPlantType(HousePlant<span class="operator">::</span>Shrub);
crossShrub<span class="operator">-</span><span class="operator">></span>setPosition(QVector3D(<span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">8.0f</span>));
crossShrub<span class="operator">-</span><span class="operator">></span>setScale(<span class="number">0.05f</span>);
view<span class="operator">.</span>setRootEntity(sceneRoot);
view<span class="operator">.</span>show();
<span class="keyword">return</span> app<span class="operator">.</span>exec();
}
</pre>
</div>
<!-- @@@materials-cpp/main.cpp -->
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