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<div class="subTitle">org.apache.sysds.runtime.matrix.data</div>
<h2 title="Class LibMatrixCuDNNInputRowFetcher" class="title">Class LibMatrixCuDNNInputRowFetcher</h2>
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<li><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixCUDA.html" title="class in org.apache.sysds.runtime.matrix.data">org.apache.sysds.runtime.matrix.data.LibMatrixCUDA</a></li>
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<li>org.apache.sysds.runtime.matrix.data.LibMatrixCuDNNInputRowFetcher</li>
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<pre>public class <span class="typeNameLabel">LibMatrixCuDNNInputRowFetcher</span>
extends <a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixCUDA.html" title="class in org.apache.sysds.runtime.matrix.data">LibMatrixCUDA</a>
implements <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true" title="class or interface in java.lang">AutoCloseable</a></pre>
<div class="block">Performs a slice operation: out = in[(n+1):(n+1), 1:numColumns]</div>
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<h3>Fields inherited from class&nbsp;org.apache.sysds.runtime.matrix.data.<a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixCUDA.html" title="class in org.apache.sysds.runtime.matrix.data">LibMatrixCUDA</a></h3>
<code><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixCUDA.html#cudaSupportFunctions">cudaSupportFunctions</a>, <a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixCUDA.html#customKernelSuffix">customKernelSuffix</a>, <a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixCUDA.html#sizeOfDataType">sizeOfDataType</a></code></li>
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<th class="colOne" scope="col">Constructor and Description</th>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixCuDNNInputRowFetcher.html#LibMatrixCuDNNInputRowFetcher-org.apache.sysds.runtime.instructions.gpu.context.GPUContext-java.lang.String-org.apache.sysds.runtime.controlprogram.caching.MatrixObject-">LibMatrixCuDNNInputRowFetcher</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/gpu/context/GPUContext.html" title="class in org.apache.sysds.runtime.instructions.gpu.context">GPUContext</a>&nbsp;gCtx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;instName,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/caching/MatrixObject.html" title="class in org.apache.sysds.runtime.controlprogram.caching">MatrixObject</a>&nbsp;image)</code>
<div class="block">Initialize the input fetcher</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixCuDNNInputRowFetcher.html#close--">close</a></span>()</code>
<div class="block">Deallocates temporary pointer</div>
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<td class="colFirst"><code>jcuda.Pointer</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixCuDNNInputRowFetcher.html#getNthRow-int-">getNthRow</a></span>(int&nbsp;n)</code>
<div class="block">Copy the nth row and return the dense pointer</div>
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<h3>Methods inherited from class&nbsp;org.apache.sysds.runtime.matrix.data.<a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixCUDA.html" title="class in org.apache.sysds.runtime.matrix.data">LibMatrixCUDA</a></h3>
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<a name="LibMatrixCuDNNInputRowFetcher-org.apache.sysds.runtime.instructions.gpu.context.GPUContext-java.lang.String-org.apache.sysds.runtime.controlprogram.caching.MatrixObject-">
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<h4>LibMatrixCuDNNInputRowFetcher</h4>
<pre>public&nbsp;LibMatrixCuDNNInputRowFetcher(<a href="../../../../../../org/apache/sysds/runtime/instructions/gpu/context/GPUContext.html" title="class in org.apache.sysds.runtime.instructions.gpu.context">GPUContext</a>&nbsp;gCtx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;instName,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/caching/MatrixObject.html" title="class in org.apache.sysds.runtime.controlprogram.caching">MatrixObject</a>&nbsp;image)</pre>
<div class="block">Initialize the input fetcher</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>gCtx</code> - current gpu context</dd>
<dd><code>instName</code> - name of the instruction</dd>
<dd><code>image</code> - input matrix object.</dd>
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<h4>getNthRow</h4>
<pre>public&nbsp;jcuda.Pointer&nbsp;getNthRow(int&nbsp;n)</pre>
<div class="block">Copy the nth row and return the dense pointer</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>n</code> - zero-based row index</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>dense pointer containing the nth row. This row is reused in the next iteration</dd>
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<h4>close</h4>
<pre>public&nbsp;void&nbsp;close()</pre>
<div class="block">Deallocates temporary pointer</div>
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