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<td >Qt 5.9</td><td ><a href="qtgui-index.html">Qt GUI</a></td><td ><a href="qtgui-module.html">C++ Classes</a></td><td >QOpenGLPixelTransferOptions</td></tr></table><table class="buildversion"><tr>
<td id="buildversion" width="100%" align="right">Qt 5.9.4 Reference Documentation</td>
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<h3><a name="toc">Contents</a></h3>
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<li class="level1"><a href="#public-functions">Public Functions</a></li>
<li class="level1"><a href="#details">Detailed Description</a></li>
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<h1 class="title">QOpenGLPixelTransferOptions Class</h1>
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<p>The <a href="qopenglpixeltransferoptions.html">QOpenGLPixelTransferOptions</a> class describes the pixel storage modes that affect the unpacking of pixels during texture upload. <a href="#details">More...</a></p>
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<tr><td class="memItemLeft rightAlign topAlign"> Header:</td><td class="memItemRight bottomAlign">   <span class="preprocessor">#include &lt;QOpenGLPixelTransferOptions&gt;</span>
</td></tr><tr><td class="memItemLeft rightAlign topAlign"> qmake:</td><td class="memItemRight bottomAlign"> QT += gui</td></tr></table></div><ul>
<li><a href="qopenglpixeltransferoptions-members.html">List of all members, including inherited members</a></li>
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<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="qopenglpixeltransferoptions.html#QOpenGLPixelTransferOptions">QOpenGLPixelTransferOptions</a></b>()</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#dtor.QOpenGLPixelTransferOptions">~QOpenGLPixelTransferOptions</a></b>()</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#alignment">alignment</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#imageHeight">imageHeight</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#isLeastSignificantBitFirst">isLeastSignificantBitFirst</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#isSwapBytesEnabled">isSwapBytesEnabled</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#rowLength">rowLength</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#setAlignment">setAlignment</a></b>(int <i>alignment</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#setImageHeight">setImageHeight</a></b>(int <i>imageHeight</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#setLeastSignificantByteFirst">setLeastSignificantByteFirst</a></b>(bool <i>lsbFirst</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#setRowLength">setRowLength</a></b>(int <i>rowLength</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#setSkipImages">setSkipImages</a></b>(int <i>skipImages</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#setSkipPixels">setSkipPixels</a></b>(int <i>skipPixels</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#setSkipRows">setSkipRows</a></b>(int <i>skipRows</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#setSwapBytesEnabled">setSwapBytesEnabled</a></b>(bool <i>swapBytes</i>)</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#skipImages">skipImages</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#skipPixels">skipPixels</a></b>() const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> int </td><td class="memItemRight bottomAlign"><b><a href="qopenglpixeltransferoptions.html#skipRows">skipRows</a></b>() const</td></tr>
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<a name="details"></a>
<!-- $$$QOpenGLPixelTransferOptions-description -->
<div class="descr">
<h2 id="details">Detailed Description</h2>
<p>The <a href="qopenglpixeltransferoptions.html">QOpenGLPixelTransferOptions</a> class describes the pixel storage modes that affect the unpacking of pixels during texture upload.</p>
</div>
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<div class="func">
<h2>Member Function Documentation</h2>
<!-- $$$QOpenGLPixelTransferOptions[overload1]$$$QOpenGLPixelTransferOptions -->
<h3 class="fn" id="QOpenGLPixelTransferOptions"><a name="QOpenGLPixelTransferOptions"></a>QOpenGLPixelTransferOptions::<span class="name">QOpenGLPixelTransferOptions</span>()</h3>
<p>Constructs a new <a href="qopenglpixeltransferoptions.html">QOpenGLPixelTransferOptions</a> instance with the default settings.</p>
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<!-- $$$~QOpenGLPixelTransferOptions[overload1]$$$~QOpenGLPixelTransferOptions -->
<h3 class="fn" id="dtor.QOpenGLPixelTransferOptions"><a name="dtor.QOpenGLPixelTransferOptions"></a>QOpenGLPixelTransferOptions::<span class="name">~QOpenGLPixelTransferOptions</span>()</h3>
<p>Destructor.</p>
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<!-- $$$alignment[overload1]$$$alignment -->
<h3 class="fn" id="alignment"><a name="alignment"></a><span class="type">int</span> QOpenGLPixelTransferOptions::<span class="name">alignment</span>() const</h3>
<p>Returns the current alignment requirement for each pixel row.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#setAlignment">setAlignment</a>().</p>
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<h3 class="fn" id="imageHeight"><a name="imageHeight"></a><span class="type">int</span> QOpenGLPixelTransferOptions::<span class="name">imageHeight</span>() const</h3>
<p>Returns the currently set image height.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#setImageHeight">setImageHeight</a>().</p>
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<h3 class="fn" id="isLeastSignificantBitFirst"><a name="isLeastSignificantBitFirst"></a><span class="type">bool</span> QOpenGLPixelTransferOptions::<span class="name">isLeastSignificantBitFirst</span>() const</h3>
<p>Returns <code>true</code> if bits within a byte are ordered from least to most significant.</p>
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<h3 class="fn" id="isSwapBytesEnabled"><a name="isSwapBytesEnabled"></a><span class="type">bool</span> QOpenGLPixelTransferOptions::<span class="name">isSwapBytesEnabled</span>() const</h3>
<p>Returns <code>true</code> if the byte ordering for multibyte components is reversed.</p>
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<h3 class="fn" id="rowLength"><a name="rowLength"></a><span class="type">int</span> QOpenGLPixelTransferOptions::<span class="name">rowLength</span>() const</h3>
<p>Returns the currently set row length.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#setRowLength">setRowLength</a>().</p>
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<h3 class="fn" id="setAlignment"><a name="setAlignment"></a><span class="type">void</span> QOpenGLPixelTransferOptions::<span class="name">setAlignment</span>(<span class="type">int</span> <i>alignment</i>)</h3>
<p>Sets the <i>alignment</i> requirements for each pixel row. Corresponds to <code>GL_UNPACK_ALIGNMENT</code>. The default value is 4, as specified by OpenGL.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#alignment">alignment</a>().</p>
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<h3 class="fn" id="setImageHeight"><a name="setImageHeight"></a><span class="type">void</span> QOpenGLPixelTransferOptions::<span class="name">setImageHeight</span>(<span class="type">int</span> <i>imageHeight</i>)</h3>
<p>Sets the image height for 3D textures to <i>imageHeight</i>. Corresponds to <code>GL_UNPACK_IMAGE_HEIGHT</code>. The default value is 0.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#imageHeight">imageHeight</a>().</p>
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<h3 class="fn" id="setLeastSignificantByteFirst"><a name="setLeastSignificantByteFirst"></a><span class="type">void</span> QOpenGLPixelTransferOptions::<span class="name">setLeastSignificantByteFirst</span>(<span class="type">bool</span> <i>lsbFirst</i>)</h3>
<p><i>lsbFirst</i> specifies if bits within a byte are ordered from least to most significat. The default value is <code>false</code>, meaning that the first bit in each byte is the most significant one. This is significant for bitmap data only. Corresponds to <code>GL_UNPACK_LSB_FIRST</code>.</p>
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<h3 class="fn" id="setRowLength"><a name="setRowLength"></a><span class="type">void</span> QOpenGLPixelTransferOptions::<span class="name">setRowLength</span>(<span class="type">int</span> <i>rowLength</i>)</h3>
<p>Sets the number of pixels in a row to <i>rowLength</i>. Corresponds to <code>GL_UNPACK_ROW_LENGTH</code>. The default value is 0.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#rowLength">rowLength</a>().</p>
<!-- @@@setRowLength -->
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<h3 class="fn" id="setSkipImages"><a name="setSkipImages"></a><span class="type">void</span> QOpenGLPixelTransferOptions::<span class="name">setSkipImages</span>(<span class="type">int</span> <i>skipImages</i>)</h3>
<p>Sets the number of images that are skipped to <i>skipImages</i>. Corresponds to <code>GL_UNPACK_SKIP_IMAGES</code>. Equivalent to incrementing the pointer passed to <a href="qopengltexture.html#setData">QOpenGLTexture::setData</a>(). The default value is 0.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#skipImages">skipImages</a>().</p>
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<h3 class="fn" id="setSkipPixels"><a name="setSkipPixels"></a><span class="type">void</span> QOpenGLPixelTransferOptions::<span class="name">setSkipPixels</span>(<span class="type">int</span> <i>skipPixels</i>)</h3>
<p>Sets the number of pixels that are skipped to <i>skipPixels</i>. Corresponds to <code>GL_UNPACK_SKIP_PIXELS</code>. Equivalent to incrementing the pointer passed to <a href="qopengltexture.html#setData">QOpenGLTexture::setData</a>(). The default value is 0.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#skipPixels">skipPixels</a>().</p>
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<h3 class="fn" id="setSkipRows"><a name="setSkipRows"></a><span class="type">void</span> QOpenGLPixelTransferOptions::<span class="name">setSkipRows</span>(<span class="type">int</span> <i>skipRows</i>)</h3>
<p>Sets the number of rows that are skipped to <i>skipRows</i>. Corresponds to <code>GL_UNPACK_SKIP_ROWS</code>. Equivalent to incrementing the pointer passed to <a href="qopengltexture.html#setData">QOpenGLTexture::setData</a>(). The default value is 0.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#skipRows">skipRows</a>().</p>
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<h3 class="fn" id="setSwapBytesEnabled"><a name="setSwapBytesEnabled"></a><span class="type">void</span> QOpenGLPixelTransferOptions::<span class="name">setSwapBytesEnabled</span>(<span class="type">bool</span> <i>swapBytes</i>)</h3>
<p><i>swapBytes</i> specifies if the byte ordering for multibyte components is reversed. The default value is <code>false</code>. Corresponds to <code>GL_UNPACK_SWAP_BYTES</code>.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#isSwapBytesEnabled">isSwapBytesEnabled</a>().</p>
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<h3 class="fn" id="skipImages"><a name="skipImages"></a><span class="type">int</span> QOpenGLPixelTransferOptions::<span class="name">skipImages</span>() const</h3>
<p>Returns the number of images that are skipped.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#setSkipImages">setSkipImages</a>().</p>
<!-- @@@skipImages -->
<!-- $$$skipPixels[overload1]$$$skipPixels -->
<h3 class="fn" id="skipPixels"><a name="skipPixels"></a><span class="type">int</span> QOpenGLPixelTransferOptions::<span class="name">skipPixels</span>() const</h3>
<p>Returns the number of pixels that are skipped.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#setSkipPixels">setSkipPixels</a>().</p>
<!-- @@@skipPixels -->
<!-- $$$skipRows[overload1]$$$skipRows -->
<h3 class="fn" id="skipRows"><a name="skipRows"></a><span class="type">int</span> QOpenGLPixelTransferOptions::<span class="name">skipRows</span>() const</h3>
<p>Returns the number of rows that are skipped.</p>
<p><b>See also </b><a href="qopenglpixeltransferoptions.html#setSkipRows">setSkipRows</a>().</p>
<!-- @@@skipRows -->
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