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<td >Qt 5.12</td><td ><a href="qt3d-index.html">Qt 3D</a></td><td ><a href="qt3d-cpp.html">C++ Classes</a></td><td >QCameraLens</td></tr></table><table class="buildversion"><tr>
<td id="buildversion" width="100%" align="right"><a href="qt3d-index.html">Qt 5.12.2 Reference Documentation</a></td>
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<h3><a name="toc">Contents</a></h3>
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<li class="level1"><a href="#public-types">Public Types</a></li>
<li class="level1"><a href="#properties">Properties</a></li>
<li class="level1"><a href="#public-functions">Public Functions</a></li>
<li class="level1"><a href="#public-slots">Public Slots</a></li>
<li class="level1"><a href="#signals">Signals</a></li>
<li class="level1"><a href="#static-public-members">Static Public Members</a></li>
<li class="level1"><a href="#protected-functions">Protected Functions</a></li>
<li class="level1"><a href="#details">Detailed Description</a></li>
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<h1 class="title">QCameraLens Class</h1>
<span class="small-subtitle">(<a href="qt3drender-qcameralens.html">Qt3DRender::QCameraLens</a>)<br/></span>
<!-- $$$QCameraLens-brief -->
<p><a href="qt3drender-qcameralens.html">Qt3DRender::QCameraLens</a> specifies the projection matrix that will be used to define a Camera for a 3D scene. <a href="#details">More...</a></p>
<!-- @@@QCameraLens -->
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<tr><td class="memItemLeft rightAlign topAlign"> Header:</td><td class="memItemRight bottomAlign"> <span class="preprocessor">#include <Qt3DRender/QCameraLens></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-cameralens.html">CameraLens</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-qcameralens-members.html">List of all members, including inherited members</a></li>
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<a name="public-types"></a>
<h2 id="public-types">Public Types</h2>
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<tr><td class="memItemLeft rightAlign topAlign"> enum </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#ProjectionType-enum">ProjectionType</a></b> { OrthographicProjection, PerspectiveProjection, FrustumProjection, CustomProjection }</td></tr>
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<a name="properties"></a>
<h2 id="properties">Properties</h2>
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<tr><td class="topAlign"><ul>
<li class="fn"><b><a href="qt3drender-qcameralens.html#aspectRatio-prop">aspectRatio</a></b> : float</li>
<li class="fn"><b><a href="qt3drender-qcameralens.html#bottom-prop">bottom</a></b> : float</li>
<li class="fn"><b><a href="qt3drender-qcameralens.html#exposure-prop">exposure</a></b> : float</li>
<li class="fn"><b><a href="qt3drender-qcameralens.html#farPlane-prop">farPlane</a></b> : float</li>
<li class="fn"><b><a href="qt3drender-qcameralens.html#fieldOfView-prop">fieldOfView</a></b> : float</li>
<li class="fn"><b><a href="qt3drender-qcameralens.html#left-prop">left</a></b> : float</li>
</ul></td><td class="topAlign"><ul>
<li class="fn"><b><a href="qt3drender-qcameralens.html#nearPlane-prop">nearPlane</a></b> : float</li>
<li class="fn"><b><a href="qt3drender-qcameralens.html#projectionMatrix-prop">projectionMatrix</a></b> : QMatrix4x4</li>
<li class="fn"><b><a href="qt3drender-qcameralens.html#projectionType-prop">projectionType</a></b> : ProjectionType</li>
<li class="fn"><b><a href="qt3drender-qcameralens.html#right-prop">right</a></b> : float</li>
<li class="fn"><b><a href="qt3drender-qcameralens.html#top-prop">top</a></b> : float</li>
</ul>
</td></tr>
</table></div>
<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>
</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-qcameralens.html#QCameraLens">QCameraLens</a></b>(Qt3DCore::QNode *<i>parent</i> = nullptr)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> float </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#aspectRatio-prop">aspectRatio</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> float </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#bottom-prop">bottom</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> float </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#exposure-prop">exposure</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> float </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#farPlane-prop">farPlane</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> float </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#fieldOfView-prop">fieldOfView</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> float </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#left-prop">left</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> float </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#nearPlane-prop">nearPlane</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> QMatrix4x4 </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#projectionMatrix-prop">projectionMatrix</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> Qt3DRender::QCameraLens::ProjectionType </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#projectionType-prop">projectionType</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> float </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#right-prop">right</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setFrustumProjection">setFrustumProjection</a></b>(float <i>left</i>, float <i>right</i>, float <i>bottom</i>, float <i>top</i>, float <i>nearPlane</i>, float <i>farPlane</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setOrthographicProjection">setOrthographicProjection</a></b>(float <i>left</i>, float <i>right</i>, float <i>bottom</i>, float <i>top</i>, float <i>nearPlane</i>, float <i>farPlane</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setPerspectiveProjection">setPerspectiveProjection</a></b>(float <i>fieldOfView</i>, float <i>aspectRatio</i>, float <i>nearPlane</i>, float <i>farPlane</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> float </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#top-prop">top</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#viewAll">viewAll</a></b>(Qt3DCore::QNodeId <i>cameraId</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#viewEntity">viewEntity</a></b>(Qt3DCore::QNodeId <i>entityId</i>, Qt3DCore::QNodeId <i>cameraId</i>)</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">13 public functions inherited from <a href="qt3dcore-qnode.html#public-functions">Qt3DCore::QNode</a></li>
</ul>
<a name="public-slots"></a>
<h2 id="public-slots">Public Slots</h2>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setAspectRatio">setAspectRatio</a></b>(float <i>aspectRatio</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setBottom">setBottom</a></b>(float <i>bottom</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setExposure">setExposure</a></b>(float <i>exposure</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setFarPlane">setFarPlane</a></b>(float <i>farPlane</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setFieldOfView">setFieldOfView</a></b>(float <i>fieldOfView</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setLeft">setLeft</a></b>(float <i>left</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setNearPlane">setNearPlane</a></b>(float <i>nearPlane</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setProjectionMatrix">setProjectionMatrix</a></b>(const QMatrix4x4 &<i>projectionMatrix</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setProjectionType">setProjectionType</a></b>(Qt3DRender::QCameraLens::ProjectionType <i>projectionType</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setRight">setRight</a></b>(float <i>right</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#setTop">setTop</a></b>(float <i>top</i>)</td></tr>
</table></div>
<ul>
<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>
</ul>
<a name="signals"></a>
<h2 id="signals">Signals</h2>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#aspectRatio-prop">aspectRatioChanged</a></b>(float <i>aspectRatio</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#bottom-prop">bottomChanged</a></b>(float <i>bottom</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#exposure-prop">exposureChanged</a></b>(float <i>exposure</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#farPlane-prop">farPlaneChanged</a></b>(float <i>farPlane</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#fieldOfView-prop">fieldOfViewChanged</a></b>(float <i>fieldOfView</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#left-prop">leftChanged</a></b>(float <i>left</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#nearPlane-prop">nearPlaneChanged</a></b>(float <i>nearPlane</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#projectionMatrix-prop">projectionMatrixChanged</a></b>(const QMatrix4x4 &<i>projectionMatrix</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#projectionType-prop">projectionTypeChanged</a></b>(QCameraLens::ProjectionType <i>projectionType</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#right-prop">rightChanged</a></b>(float <i>right</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#top-prop">topChanged</a></b>(float <i>top</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#viewSphere">viewSphere</a></b>(const QVector3D &<i>center</i>, float <i>radius</i>)</td></tr>
</table></div>
<ul>
<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="static-public-members"></a>
<h2 id="static-public-members">Static Public Members</h2>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> const QMetaObject </td><td class="memItemRight bottomAlign"><b><a href="qt3drender-qcameralens.html#staticMetaObject-var">staticMetaObject</a></b></td></tr>
</table></div>
<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-qcameralens.html#QCameraLens-1">QCameraLens</a></b>(Qt3DRender::QCameraLensPrivate &<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>
<a name="details"></a>
<!-- $$$QCameraLens-description -->
<div class="descr">
<h2 id="details">Detailed Description</h2>
<p><a href="qt3drender-qcameralens.html">Qt3DRender::QCameraLens</a> specifies the projection matrix that will be used to define a Camera for a 3D scene.</p>
</div>
<!-- @@@QCameraLens -->
<div class="types">
<h2>Member Type Documentation</h2>
<!-- $$$ProjectionType$$$OrthographicProjection$$$PerspectiveProjection$$$FrustumProjection$$$CustomProjection -->
<h3 class="fn" id="ProjectionType-enum"><a name="ProjectionType-enum"></a>enum QCameraLens::<span class="name">ProjectionType</span></h3>
<p>Specifies which parameters of <a href="qt3drender-qcameralens.html">Qt3DRender::QCameraLens</a> are used to compute the projection matrix.</p>
<div class="table"><table class="valuelist"><tr valign="top" class="odd"><th class="tblConst">Constant</th><th class="tblval">Value</th><th class="tbldscr">Description</th></tr>
<tr><td class="topAlign"><code>Qt3DRender::QCameraLens::OrthographicProjection</code></td><td class="topAlign tblval"><code>0</code></td><td class="topAlign">Orthogonal projection</td></tr>
<tr><td class="topAlign"><code>Qt3DRender::QCameraLens::PerspectiveProjection</code></td><td class="topAlign tblval"><code>1</code></td><td class="topAlign">Perspective projection</td></tr>
<tr><td class="topAlign"><code>Qt3DRender::QCameraLens::FrustumProjection</code></td><td class="topAlign tblval"><code>2</code></td><td class="topAlign">Frustum projection</td></tr>
<tr><td class="topAlign"><code>Qt3DRender::QCameraLens::CustomProjection</code></td><td class="topAlign tblval"><code>3</code></td><td class="topAlign">Custom user-defined projection</td></tr>
</table></div>
<!-- @@@ProjectionType -->
</div>
<div class="prop">
<h2>Property Documentation</h2>
<!-- $$$aspectRatio-prop$$$aspectRatio$$$setAspectRatiofloat$$$aspectRatioChangedfloat -->
<h3 class="fn" id="aspectRatio-prop"><a name="aspectRatio-prop"></a><span class="name">aspectRatio</span> : <span class="type">float</span></h3>
<p>Holds the current aspect ratio of the camera lens.</p>
<p><b>Note: </b>: The return value may be undefined if the projection type is not <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> float </td><td class="memItemRight bottomAlign"><span class="name"><b>aspectRatio</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qt3drender-qcameralens.html#setAspectRatio">setAspectRatio</a></b></span>(float <i>aspectRatio</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>aspectRatioChanged</b></span>(float <i>aspectRatio</i>)</td></tr>
</table></div>
<!-- @@@aspectRatio -->
<!-- $$$bottom-prop$$$bottom$$$setBottomfloat$$$bottomChangedfloat -->
<h3 class="fn" id="bottom-prop"><a name="bottom-prop"></a><span class="name">bottom</span> : <span class="type">float</span></h3>
<p>Holds the current bottom plane of the camera lens.</p>
<p><b>Note: </b>The return value may be undefined if the projection type is <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> float </td><td class="memItemRight bottomAlign"><span class="name"><b>bottom</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qt3drender-qcameralens.html#setBottom">setBottom</a></b></span>(float <i>bottom</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>bottomChanged</b></span>(float <i>bottom</i>)</td></tr>
</table></div>
<!-- @@@bottom -->
<!-- $$$exposure-prop$$$exposure$$$setExposurefloat$$$exposureChangedfloat -->
<h3 class="fn" id="exposure-prop"><a name="exposure-prop"></a><span class="name">exposure</span> : <span class="type">float</span></h3>
<p>Holds the current exposure of the camera lens.</p>
<p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> float </td><td class="memItemRight bottomAlign"><span class="name"><b>exposure</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qt3drender-qcameralens.html#setExposure">setExposure</a></b></span>(float <i>exposure</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>exposureChanged</b></span>(float <i>exposure</i>)</td></tr>
</table></div>
<!-- @@@exposure -->
<!-- $$$farPlane-prop$$$farPlane$$$setFarPlanefloat$$$farPlaneChangedfloat -->
<h3 class="fn" id="farPlane-prop"><a name="farPlane-prop"></a><span class="name">farPlane</span> : <span class="type">float</span></h3>
<p>Holds the current near plane of the camera lens.</p>
<p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> float </td><td class="memItemRight bottomAlign"><span class="name"><b>farPlane</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qt3drender-qcameralens.html#setFarPlane">setFarPlane</a></b></span>(float <i>farPlane</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>farPlaneChanged</b></span>(float <i>farPlane</i>)</td></tr>
</table></div>
<!-- @@@farPlane -->
<!-- $$$fieldOfView-prop$$$fieldOfView$$$setFieldOfViewfloat$$$fieldOfViewChangedfloat -->
<h3 class="fn" id="fieldOfView-prop"><a name="fieldOfView-prop"></a><span class="name">fieldOfView</span> : <span class="type">float</span></h3>
<p>Holds the current field of view of the camera lens.</p>
<p><b>Note: </b>: The return value may be undefined if the projection type is not <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> float </td><td class="memItemRight bottomAlign"><span class="name"><b>fieldOfView</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qt3drender-qcameralens.html#setFieldOfView">setFieldOfView</a></b></span>(float <i>fieldOfView</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>fieldOfViewChanged</b></span>(float <i>fieldOfView</i>)</td></tr>
</table></div>
<!-- @@@fieldOfView -->
<!-- $$$left-prop$$$left$$$setLeftfloat$$$leftChangedfloat -->
<h3 class="fn" id="left-prop"><a name="left-prop"></a><span class="name">left</span> : <span class="type">float</span></h3>
<p>Holds the current left plane of the camera lens.</p>
<p><b>Note: </b>The return value may be undefined if the projection type is <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> float </td><td class="memItemRight bottomAlign"><span class="name"><b>left</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qt3drender-qcameralens.html#setLeft">setLeft</a></b></span>(float <i>left</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>leftChanged</b></span>(float <i>left</i>)</td></tr>
</table></div>
<!-- @@@left -->
<!-- $$$nearPlane-prop$$$nearPlane$$$setNearPlanefloat$$$nearPlaneChangedfloat -->
<h3 class="fn" id="nearPlane-prop"><a name="nearPlane-prop"></a><span class="name">nearPlane</span> : <span class="type">float</span></h3>
<p>Holds the current near plane of the camera lens.</p>
<p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> float </td><td class="memItemRight bottomAlign"><span class="name"><b>nearPlane</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qt3drender-qcameralens.html#setNearPlane">setNearPlane</a></b></span>(float <i>nearPlane</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>nearPlaneChanged</b></span>(float <i>nearPlane</i>)</td></tr>
</table></div>
<!-- @@@nearPlane -->
<!-- $$$projectionMatrix-prop$$$projectionMatrix$$$setProjectionMatrixconstQMatrix4x4&$$$projectionMatrixChangedconstQMatrix4x4& -->
<h3 class="fn" id="projectionMatrix-prop"><a name="projectionMatrix-prop"></a><span class="name">projectionMatrix</span> : <span class="type">QMatrix4x4</span></h3>
<p>Holds the current projection matrix of the camera lens.</p>
<p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> QMatrix4x4 </td><td class="memItemRight bottomAlign"><span class="name"><b>projectionMatrix</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qt3drender-qcameralens.html#setProjectionMatrix">setProjectionMatrix</a></b></span>(const QMatrix4x4 &<i>projectionMatrix</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>projectionMatrixChanged</b></span>(const QMatrix4x4 &<i>projectionMatrix</i>)</td></tr>
</table></div>
<!-- @@@projectionMatrix -->
<!-- $$$projectionType-prop$$$projectionType$$$setProjectionTypeQt3DRender::QCameraLens::ProjectionType$$$projectionTypeChangedQCameraLens::ProjectionType -->
<h3 class="fn" id="projectionType-prop"><a name="projectionType-prop"></a><span class="name">projectionType</span> : <span class="type"><a href="qt3drender-qcameralens.html#ProjectionType-enum">ProjectionType</a></span></h3>
<p>Holds the type of the camera projection.</p>
<p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> Qt3DRender::QCameraLens::ProjectionType </td><td class="memItemRight bottomAlign"><span class="name"><b>projectionType</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qt3drender-qcameralens.html#setProjectionType">setProjectionType</a></b></span>(Qt3DRender::QCameraLens::ProjectionType <i>projectionType</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>projectionTypeChanged</b></span>(QCameraLens::ProjectionType <i>projectionType</i>)</td></tr>
</table></div>
<p><b>See also </b><a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::ProjectionType</a>.</p>
<!-- @@@projectionType -->
<!-- $$$right-prop$$$right$$$setRightfloat$$$rightChangedfloat -->
<h3 class="fn" id="right-prop"><a name="right-prop"></a><span class="name">right</span> : <span class="type">float</span></h3>
<p>Holds the current right plane of the camera lens.</p>
<p><b>Note: </b>The return value may be undefined if the projection type is <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> float </td><td class="memItemRight bottomAlign"><span class="name"><b>right</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qt3drender-qcameralens.html#setRight">setRight</a></b></span>(float <i>right</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>rightChanged</b></span>(float <i>right</i>)</td></tr>
</table></div>
<!-- @@@right -->
<!-- $$$top-prop$$$top$$$setTopfloat$$$topChangedfloat -->
<h3 class="fn" id="top-prop"><a name="top-prop"></a><span class="name">top</span> : <span class="type">float</span></h3>
<p>Holds the current top plane of the camera lens.</p>
<p><b>Note: </b>The return value may be undefined if the projection type is <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Access functions:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> float </td><td class="memItemRight bottomAlign"><span class="name"><b>top</b></span>() const</td></tr>
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b><a href="qt3drender-qcameralens.html#setTop">setTop</a></b></span>(float <i>top</i>)</td></tr>
</table></div>
<p><b>Notifier signal:</b></p>
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft topAlign rightAlign"> void </td><td class="memItemRight bottomAlign"><span class="name"><b>topChanged</b></span>(float <i>top</i>)</td></tr>
</table></div>
<!-- @@@top -->
</div>
<div class="func">
<h2>Member Function Documentation</h2>
<!-- $$$QCameraLens[overload1]$$$QCameraLensQt3DCore::QNode* -->
<h3 class="fn" id="QCameraLens"><a name="QCameraLens"></a>QCameraLens::<span class="name">QCameraLens</span>(<span class="type"><a href="qt3dcore-qnode.html">Qt3DCore::QNode</a></span> *<i>parent</i> = nullptr)</h3>
<p>Constructs a <a href="qt3drender-qcameralens.html">QCameraLens</a> with given <i>parent</i></p>
<!-- @@@QCameraLens -->
<!-- $$$QCameraLens$$$QCameraLensQt3DRender::QCameraLensPrivate&Qt3DCore::QNode* -->
<h3 class="fn" id="QCameraLens-1"><a name="QCameraLens-1"></a><code>[protected] </code>QCameraLens::<span class="name">QCameraLens</span>(<span class="type">Qt3DRender::QCameraLensPrivate</span> &<i>dd</i>, <span class="type"><a href="qt3dcore-qnode.html">Qt3DCore::QNode</a></span> *<i>parent</i> = nullptr)</h3>
<p>Default constructs an instance of QCameraLens.</p><!-- @@@QCameraLens -->
<!-- $$$setAspectRatio -->
<h3 class="fn" id="setAspectRatio"><a name="setAspectRatio"></a><code>[slot] </code><span class="type">void</span> QCameraLens::<span class="name">setAspectRatio</span>(<span class="type">float</span> <i>aspectRatio</i>)</h3>
<p>Sets the projection's aspect ratio to <i>aspectRatio</i>. This triggers a projection matrix update.</p>
<p><b>Note: </b>this has no effect if the projection type is not <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Note:</b> Setter function for property <a href="qt3drender-qcameralens.html#aspectRatio-prop">aspectRatio</a>. </p><p><b>See also </b><a href="qt3drender-qcameralens.html#aspectRatio-prop">aspectRatio</a>().</p>
<!-- @@@setAspectRatio -->
<!-- $$$setBottom -->
<h3 class="fn" id="setBottom"><a name="setBottom"></a><code>[slot] </code><span class="type">void</span> QCameraLens::<span class="name">setBottom</span>(<span class="type">float</span> <i>bottom</i>)</h3>
<p>Sets the projection's bottom window coordinate to <i>bottom</i>. This triggers a projection matrix update.</p>
<p><b>Note: </b>this has no effect if the projection type is <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Note:</b> Setter function for property <a href="qt3drender-qcameralens.html#bottom-prop">bottom</a>. </p><p><b>See also </b><a href="qt3drender-qcameralens.html#bottom-prop">bottom</a>().</p>
<!-- @@@setBottom -->
<!-- $$$setExposure -->
<h3 class="fn" id="setExposure"><a name="setExposure"></a><code>[slot] </code><span class="type">void</span> QCameraLens::<span class="name">setExposure</span>(<span class="type">float</span> <i>exposure</i>)</h3>
<p>Sets the camera lens' <i>exposure</i></p>
<p><b>Note:</b> Setter function for property <a href="qt3drender-qcameralens.html#exposure-prop">exposure</a>. </p><p><b>See also </b><a href="qt3drender-qcameralens.html#exposure-prop">exposure</a>().</p>
<!-- @@@setExposure -->
<!-- $$$setFarPlane -->
<h3 class="fn" id="setFarPlane"><a name="setFarPlane"></a><code>[slot] </code><span class="type">void</span> QCameraLens::<span class="name">setFarPlane</span>(<span class="type">float</span> <i>farPlane</i>)</h3>
<p>Sets the projection's far plane to <i>farPlane</i>. This triggers a projection matrix update.</p>
<p><b>Note:</b> Setter function for property <a href="qt3drender-qcameralens.html#farPlane-prop">farPlane</a>. </p><p><b>See also </b><a href="qt3drender-qcameralens.html#farPlane-prop">farPlane</a>().</p>
<!-- @@@setFarPlane -->
<!-- $$$setFieldOfView -->
<h3 class="fn" id="setFieldOfView"><a name="setFieldOfView"></a><code>[slot] </code><span class="type">void</span> QCameraLens::<span class="name">setFieldOfView</span>(<span class="type">float</span> <i>fieldOfView</i>)</h3>
<p>Sets the projection's field of view to <i>fieldOfView</i> degrees. This triggers a projection matrix update.</p>
<p><b>Note: </b>this has no effect if the projection type is not <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Note:</b> Setter function for property <a href="qt3drender-qcameralens.html#fieldOfView-prop">fieldOfView</a>. </p><p><b>See also </b><a href="qt3drender-qcameralens.html#fieldOfView-prop">fieldOfView</a>().</p>
<!-- @@@setFieldOfView -->
<!-- $$$setFrustumProjection[overload1]$$$setFrustumProjectionfloatfloatfloatfloatfloatfloat -->
<h3 class="fn" id="setFrustumProjection"><a name="setFrustumProjection"></a><span class="type">void</span> QCameraLens::<span class="name">setFrustumProjection</span>(<span class="type">float</span> <i>left</i>, <span class="type">float</span> <i>right</i>, <span class="type">float</span> <i>bottom</i>, <span class="type">float</span> <i>top</i>, <span class="type">float</span> <i>nearPlane</i>, <span class="type">float</span> <i>farPlane</i>)</h3>
<p>Defines an orthographic projection based on <i>left</i>, <i>right</i>, <i>bottom</i>, <i>top</i>, <i>nearPlane</i>, <i>farPlane</i>.</p>
<!-- @@@setFrustumProjection -->
<!-- $$$setLeft -->
<h3 class="fn" id="setLeft"><a name="setLeft"></a><code>[slot] </code><span class="type">void</span> QCameraLens::<span class="name">setLeft</span>(<span class="type">float</span> <i>left</i>)</h3>
<p>Sets the projection's lower left window coordinate to <i>left</i>. This triggers a projection matrix update.</p>
<p><b>Note: </b>this has no effect if the projection type is <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Note:</b> Setter function for property <a href="qt3drender-qcameralens.html#left-prop">left</a>. </p><p><b>See also </b><a href="qt3drender-qcameralens.html#left-prop">left</a>().</p>
<!-- @@@setLeft -->
<!-- $$$setNearPlane -->
<h3 class="fn" id="setNearPlane"><a name="setNearPlane"></a><code>[slot] </code><span class="type">void</span> QCameraLens::<span class="name">setNearPlane</span>(<span class="type">float</span> <i>nearPlane</i>)</h3>
<p>Sets the projection's near plane to <i>nearPlane</i>. This triggers a projection matrix update.</p>
<p><b>Note:</b> Setter function for property <a href="qt3drender-qcameralens.html#nearPlane-prop">nearPlane</a>. </p><p><b>See also </b><a href="qt3drender-qcameralens.html#nearPlane-prop">nearPlane</a>().</p>
<!-- @@@setNearPlane -->
<!-- $$$setOrthographicProjection[overload1]$$$setOrthographicProjectionfloatfloatfloatfloatfloatfloat -->
<h3 class="fn" id="setOrthographicProjection"><a name="setOrthographicProjection"></a><span class="type">void</span> QCameraLens::<span class="name">setOrthographicProjection</span>(<span class="type">float</span> <i>left</i>, <span class="type">float</span> <i>right</i>, <span class="type">float</span> <i>bottom</i>, <span class="type">float</span> <i>top</i>, <span class="type">float</span> <i>nearPlane</i>, <span class="type">float</span> <i>farPlane</i>)</h3>
<p>Defines an orthographic projection based on <i>left</i>, <i>right</i>, <i>bottom</i>, <i>top</i>, <i>nearPlane</i>, <i>farPlane</i>.</p>
<!-- @@@setOrthographicProjection -->
<!-- $$$setPerspectiveProjection[overload1]$$$setPerspectiveProjectionfloatfloatfloatfloat -->
<h3 class="fn" id="setPerspectiveProjection"><a name="setPerspectiveProjection"></a><span class="type">void</span> QCameraLens::<span class="name">setPerspectiveProjection</span>(<span class="type">float</span> <i>fieldOfView</i>, <span class="type">float</span> <i>aspectRatio</i>, <span class="type">float</span> <i>nearPlane</i>, <span class="type">float</span> <i>farPlane</i>)</h3>
<p>Defines a perspective projection based on <i>fieldOfView</i>, <i>aspectRatio</i>, <i>nearPlane</i>, <i>farPlane</i>.</p>
<!-- @@@setPerspectiveProjection -->
<!-- $$$setProjectionMatrix -->
<h3 class="fn" id="setProjectionMatrix"><a name="setProjectionMatrix"></a><code>[slot] </code><span class="type">void</span> QCameraLens::<span class="name">setProjectionMatrix</span>(const <span class="type">QMatrix4x4</span> &<i>projectionMatrix</i>)</h3>
<p>Sets the project matrix to <i>projectionMatrix</i>.</p>
<p><b>Note: </b>This will set the projection type to <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::CustomProjection</a> and thus ignore all other camera parameters that might have been specified.</p><p><b>Note:</b> Setter function for property <a href="qt3drender-qcameralens.html#projectionMatrix-prop">projectionMatrix</a>. </p><p><b>See also </b><a href="qt3drender-qcameralens.html#projectionMatrix-prop">projectionMatrix</a>().</p>
<!-- @@@setProjectionMatrix -->
<!-- $$$setProjectionType -->
<h3 class="fn" id="setProjectionType"><a name="setProjectionType"></a><code>[slot] </code><span class="type">void</span> QCameraLens::<span class="name">setProjectionType</span>(<span class="type"><a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::ProjectionType</a></span> <i>projectionType</i>)</h3>
<p>Sets the lens' projection type <i>projectionType</i>.</p>
<p><b>Note: </b>Qt3DRender::QCameraLens::Frustum and <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a> are two different ways of specifying the same projection.</p><p><b>Note:</b> Setter function for property <a href="qt3drender-qcameralens.html#projectionType-prop">projectionType</a>. </p><p><b>See also </b><a href="qt3drender-qcameralens.html#projectionType-prop">projectionType</a>().</p>
<!-- @@@setProjectionType -->
<!-- $$$setRight -->
<h3 class="fn" id="setRight"><a name="setRight"></a><code>[slot] </code><span class="type">void</span> QCameraLens::<span class="name">setRight</span>(<span class="type">float</span> <i>right</i>)</h3>
<p>Sets the projection's upper right window coordinate to <i>right</i>. This triggers a projection matrix update.</p>
<p><b>Note: </b>this has no effect if the projection type is <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Note:</b> Setter function for property <a href="qt3drender-qcameralens.html#right-prop">right</a>. </p><p><b>See also </b><a href="qt3drender-qcameralens.html#right-prop">right</a>().</p>
<!-- @@@setRight -->
<!-- $$$setTop -->
<h3 class="fn" id="setTop"><a name="setTop"></a><code>[slot] </code><span class="type">void</span> QCameraLens::<span class="name">setTop</span>(<span class="type">float</span> <i>top</i>)</h3>
<p>Sets the projection's top window coordinate to <i>top</i>. This triggers a projection matrix update.</p>
<p><b>Note: </b>this has no effect if the projection type is <a href="qt3drender-qcameralens.html#ProjectionType-enum">Qt3DRender::QCameraLens::PerspectiveProjection</a>.</p><p><b>Note:</b> Setter function for property <a href="qt3drender-qcameralens.html#top-prop">top</a>. </p><p><b>See also </b><a href="qt3drender-qcameralens.html#top-prop">top</a>().</p>
<!-- @@@setTop -->
<!-- $$$viewAll[overload1]$$$viewAllQt3DCore::QNodeId -->
<h3 class="fn" id="viewAll"><a name="viewAll"></a><span class="type">void</span> QCameraLens::<span class="name">viewAll</span>(<span class="type"><a href="qt3dcore-qnodeid.html">Qt3DCore::QNodeId</a></span> <i>cameraId</i>)</h3>
<!-- @@@viewAll -->
<!-- $$$viewEntity[overload1]$$$viewEntityQt3DCore::QNodeIdQt3DCore::QNodeId -->
<h3 class="fn" id="viewEntity"><a name="viewEntity"></a><span class="type">void</span> QCameraLens::<span class="name">viewEntity</span>(<span class="type"><a href="qt3dcore-qnodeid.html">Qt3DCore::QNodeId</a></span> <i>entityId</i>, <span class="type"><a href="qt3dcore-qnodeid.html">Qt3DCore::QNodeId</a></span> <i>cameraId</i>)</h3>
<!-- @@@viewEntity -->
<!-- $$$viewSphere[overload1]$$$viewSphereconstQVector3D&float -->
<h3 class="fn" id="viewSphere"><a name="viewSphere"></a><code>[signal] </code><span class="type">void</span> QCameraLens::<span class="name">viewSphere</span>(const <span class="type">QVector3D</span> &<i>center</i>, <span class="type">float</span> <i>radius</i>)</h3>
<!-- @@@viewSphere -->
</div>
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<acronym title="Copyright">©</acronym> 2019 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
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