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<td >Qt 5.12</td><td ><a href="qtcanvas3d-index.html">Qt Canvas 3D (deprecated)</a></td><td ><a href="qtcanvas3d-qmlmodule-obsolete.html">Qt Canvas 3D QML Types (deprecated)</a></td><td >Canvas3DContextAttributes QML Type</td></tr></table><table class="buildversion"><tr>
<td id="buildversion" width="100%" align="right"><a href="qtcanvas3d-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="#properties">Properties</a></li>
<li class="level1"><a href="#details">Detailed Description</a></li>
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<h1 class="title">Canvas3DContextAttributes QML Type</h1>
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<p>Attribute set for <a href="qml-qtcanvas3d-context3d.html">Context3D</a>. <a href="#details">More...</a></p>
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<tr><td class="memItemLeft rightAlign topAlign"> Import Statement:</td><td class="memItemRight bottomAlign"> import QtCanvas3D 1.1</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Since:</td><td class="memItemRight bottomAlign"> QtCanvas3D 1.0</td></tr></table></div><ul>
<li><a href="qml-qtcanvas3d-canvas3dcontextattributes-members.html">List of all members, including inherited members</a></li>
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<h2 id="properties">Properties</h2>
<ul>
<li class="fn"><b><b><a href="qml-qtcanvas3d-canvas3dcontextattributes.html#alpha-prop">alpha</a></b></b> : bool</li>
<li class="fn"><b><b><a href="qml-qtcanvas3d-canvas3dcontextattributes.html#antialias-prop">antialias</a></b></b> : bool</li>
<li class="fn"><b><b><a href="qml-qtcanvas3d-canvas3dcontextattributes.html#depth-prop">depth</a></b></b> : bool</li>
<li class="fn"><b><b><a href="qml-qtcanvas3d-canvas3dcontextattributes.html#failIfMajorPerformanceCaveat-prop">failIfMajorPerformanceCaveat</a></b></b> : bool</li>
<li class="fn"><b><b><a href="qml-qtcanvas3d-canvas3dcontextattributes.html#preferLowPowerToHighPerformance-prop">preferLowPowerToHighPerformance</a></b></b> : bool</li>
<li class="fn"><b><b><a href="qml-qtcanvas3d-canvas3dcontextattributes.html#premultipliedAlpha-prop">premultipliedAlpha</a></b></b> : bool</li>
<li class="fn"><b><b><a href="qml-qtcanvas3d-canvas3dcontextattributes.html#preserveDrawingBuffer-prop">preserveDrawingBuffer</a></b></b> : bool</li>
<li class="fn"><b><b><a href="qml-qtcanvas3d-canvas3dcontextattributes.html#stencil-prop">stencil</a></b></b> : bool</li>
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<h2 id="details">Detailed Description</h2>
<p><b>Deprecated in Qt 5.12.</b> <a href="qml-qtcanvas3d-canvas3dcontextattributes.html">Canvas3DContextAttributes</a> is an attribute set that can be given as parameter on first call to <a href="qml-qtcanvas3d-canvas3d.html">Canvas3D</a> object's <a href="qml-qtcanvas3d-canvas3d.html#getContext-method">getContext(string type, Canvas3DContextAttributes options)</a> method call. It can also be requested from the <a href="qml-qtcanvas3d-context3d.html">Context3D</a> using <a href="qml-qtcanvas3d-context3d.html#getContextAttributes-method">Context3D::getContextAttributes()</a> later on to verify what exact attributes are in fact enabled/disabled in the created context.</p>
<p><b>See also </b><a href="qml-qtcanvas3d-context3d.html">Context3D</a> and <a href="qml-qtcanvas3d-canvas3d.html">Canvas3D</a>.</p>
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<h2>Property Documentation</h2>
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<a name="alpha-prop"></a><span class="name">alpha</span> : <span class="type">bool</span></p></td></tr>
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</div><div class="qmldoc"><p><b>Deprecated in Qt 5.12.</b> Specifies whether the default render target of the Context3D has an alpha channel for the purposes of blending its contents with overlapping Qt Quick items. Defaults to <code>true</code>.</p>
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<a name="antialias-prop"></a><span class="name">antialias</span> : <span class="type">bool</span></p></td></tr>
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</div><div class="qmldoc"><p><b>Deprecated in Qt 5.12.</b> Specifies whether antialiasing buffer is created for the default render target of the Context3D. Defaults to <code>true</code>.</p>
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<a name="depth-prop"></a><span class="name">depth</span> : <span class="type">bool</span></p></td></tr>
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</div><div class="qmldoc"><p><b>Deprecated in Qt 5.12.</b> Specifies whether a depth attachment is to be created and attached to the default render target of the Context3D. Defaults to <code>true</code>.</p>
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<a name="failIfMajorPerformanceCaveat-prop"></a><span class="name">failIfMajorPerformanceCaveat</span> : <span class="type">bool</span></p></td></tr>
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</div><div class="qmldoc"><p><b>Deprecated in Qt 5.12.</b> Ignored. Defaults to <code>false</code>.</p>
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<a name="preferLowPowerToHighPerformance-prop"></a><span class="name">preferLowPowerToHighPerformance</span> : <span class="type">bool</span></p></td></tr>
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</div><div class="qmldoc"><p><b>Deprecated in Qt 5.12.</b> Ignored. Defaults to <code>false</code>.</p>
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<a name="premultipliedAlpha-prop"></a><span class="name">premultipliedAlpha</span> : <span class="type">bool</span></p></td></tr>
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</div><div class="qmldoc"><p><b>Deprecated in Qt 5.12.</b> Qt Quick always expects premultiplied alpha values when blending Qt Quick items together, so keeping this property <code>true</code> is recommended. Setting it to <code>false</code> can cause a minor performance impact, as an additional render pass is needed. Defaults to <code>true</code>.</p>
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<a name="preserveDrawingBuffer-prop"></a><span class="name">preserveDrawingBuffer</span> : <span class="type">bool</span></p></td></tr>
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</div><div class="qmldoc"><p><b>Deprecated in Qt 5.12.</b> Specifies whether or not the drawing buffer contents are preserved from frame to frame. Ignored when drawing to the background or the foreground of the Qt Quick scene. Defaults to <code>false</code>.</p>
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<!-- $$$stencil -->
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<a name="stencil-prop"></a><span class="name">stencil</span> : <span class="type">bool</span></p></td></tr>
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</div><div class="qmldoc"><p><b>Deprecated in Qt 5.12.</b> Specifies whether a stencil attachment is to be created and attached to the default render target of the Context3D. Defaults to <code>false</code>.</p>
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