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<title>Gpu (Parallel Java 2 Library Documentation)</title>
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<li>Summary: </li>
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<div class="subTitle">edu.rit.gpu</div>
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<h2 title="Class Gpu" class="title">Class Gpu</h2>
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<div class="contentContainer">
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<ul class="inheritance">
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<li><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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<li>edu.rit.gpu.Gpu</li>
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<pre>public class <span class="strong">Gpu</span>
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extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
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<div class="block">Class Gpu encapsulates a graphics processing unit (GPU) compute device. A GPU
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compute device, or just "device", is denoted by an integer device number. To
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use a device:
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<OL TYPE=1>
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<P><LI>
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Call the <a href="../../../edu/rit/gpu/Gpu.html#gpu()"><code>gpu()</code></a> method to get a Gpu object.
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<P><LI>
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Call methods on the Gpu object to perform GPU operations; such as:
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<P><LI>
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Informational operations —
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<UL>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#ensureComputeCapability(int, int)"><code>ensureComputeCapability()</code></a>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#getMultiprocessorCount()"><code>getMultiprocessorCount()</code></a>
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</UL>
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<P><LI>
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GPU configuration —
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<UL>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#setCacheConfig(edu.rit.gpu.CacheConfig)"><code>setCacheConfig()</code></a>,
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<a href="../../../edu/rit/gpu/Gpu.html#getCacheConfig()"><code>getCacheConfig()</code></a>
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</UL>
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<P><LI>
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Create a dynamically allocated primitive array or matrix in GPU memory
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—
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<UL>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#getByteArray(int)"><code>getByteArray()</code></a>,
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<a href="../../../edu/rit/gpu/Gpu.html#getByteMatrix(int, int)"><code>getByteMatrix()</code></a>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#getShortArray(int)"><code>getShortArray()</code></a>,
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<a href="../../../edu/rit/gpu/Gpu.html#getShortMatrix(int, int)"><code>getShortMatrix()</code></a>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#getIntArray(int)"><code>getIntArray()</code></a>,
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<a href="../../../edu/rit/gpu/Gpu.html#getIntMatrix(int, int)"><code>getIntMatrix()</code></a>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#getLongArray(int)"><code>getLongArray()</code></a>,
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<a href="../../../edu/rit/gpu/Gpu.html#getLongMatrix(int, int)"><code>getLongMatrix()</code></a>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#getFloatArray(int)"><code>getFloatArray()</code></a>,
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<a href="../../../edu/rit/gpu/Gpu.html#getFloatMatrix(int, int)"><code>getFloatMatrix()</code></a>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#getDoubleArray(int)"><code>getDoubleArray()</code></a>,
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<a href="../../../edu/rit/gpu/Gpu.html#getDoubleMatrix(int, int)"><code>getDoubleMatrix()</code></a>
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</UL>
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<P><LI>
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Create a dynamically allocated struct or struct array in GPU memory —
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<UL>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#getStructVbl(java.lang.Class)"><code>getStructVbl()</code></a>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#getStructArray(java.lang.Class, int)"><code>getStructArray()</code></a>
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</UL>
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<P><LI>
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Get a module containing GPU kernel functions and data —
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<UL>
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<LI><a href="../../../edu/rit/gpu/Gpu.html#getModule(java.lang.String)"><code>getModule()</code></a>
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</UL>
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</OL>
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<P>
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Study the source code of the classes in package <a href="../../../edu/rit/gpu/example/package-summary.html">edu.rit.pj2.example</a> to see examples of Parallel Java 2
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GPU programs.
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<P>
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<I>Note:</I> Class Gpu is not multiple thread safe. It is assumed that only
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one thread at a time will call methods on a Gpu object.</div>
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</li>
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</ul>
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</div>
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<div class="summary">
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<!-- ========== METHOD SUMMARY =========== -->
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<ul class="blockList">
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<li class="blockList"><a name="method_summary">
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<!-- -->
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</a>
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<h3>Method Summary</h3>
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<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
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<caption><span>Methods</span><span class="tabEnd"> </span></caption>
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<tr>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Method and Description</th>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>static int</code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#allowedDeviceCount()">allowedDeviceCount</a></strong>()</code>
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<div class="block">Get the number of GPU devices this process is allowed to use.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>static int</code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#deviceCount()">deviceCount</a></strong>()</code>
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<div class="block">Get the number of GPU devices in the system.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#ensureComputeCapability(int, int)">ensureComputeCapability</a></strong>(int major,
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int minor)</code>
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<div class="block">Ensure that this Gpu object supports at least the given compute
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capability.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>protected void</code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#finalize()">finalize</a></strong>()</code>
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<div class="block">Finalize this Gpu object.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuByteArray.html" title="class in edu.rit.gpu">GpuByteArray</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getByteArray(int)">getByteArray</a></strong>(int len)</code>
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<div class="block">Create a new dynamically allocated GPU byte array.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuByteArray.html" title="class in edu.rit.gpu">GpuByteArray</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getByteArray(int, int)">getByteArray</a></strong>(int len,
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int cpulen)</code>
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<div class="block">Create a new dynamically allocated GPU byte array, of which the given
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portion is mirrored in the CPU.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuByteMatrix.html" title="class in edu.rit.gpu">GpuByteMatrix</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getByteMatrix(int, int)">getByteMatrix</a></strong>(int rows,
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int cols)</code>
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<div class="block">Create a new dynamically allocated GPU byte matrix.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuByteMatrix.html" title="class in edu.rit.gpu">GpuByteMatrix</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getByteMatrix(int, int, int, int)">getByteMatrix</a></strong>(int rows,
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int cols,
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int cpurows,
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int cpucols)</code>
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<div class="block">Create a new dynamically allocated GPU byte matrix, of which the given
|
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portion is mirrored in the CPU.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/CacheConfig.html" title="enum in edu.rit.gpu">CacheConfig</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getCacheConfig()">getCacheConfig</a></strong>()</code>
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<div class="block">Get this GPU's cache configuration.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuDoubleArray.html" title="class in edu.rit.gpu">GpuDoubleArray</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getDoubleArray(int)">getDoubleArray</a></strong>(int len)</code>
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<div class="block">Create a new dynamically allocated GPU double array.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuDoubleArray.html" title="class in edu.rit.gpu">GpuDoubleArray</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getDoubleArray(int, int)">getDoubleArray</a></strong>(int len,
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int cpulen)</code>
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<div class="block">Create a new dynamically allocated GPU double array, of which the given
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portion is mirrored in the CPU.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuDoubleMatrix.html" title="class in edu.rit.gpu">GpuDoubleMatrix</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getDoubleMatrix(int, int)">getDoubleMatrix</a></strong>(int rows,
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int cols)</code>
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<div class="block">Create a new dynamically allocated GPU double matrix.</div>
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</td>
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</tr>
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<tr class="altColor">
|
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuDoubleMatrix.html" title="class in edu.rit.gpu">GpuDoubleMatrix</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getDoubleMatrix(int, int, int, int)">getDoubleMatrix</a></strong>(int rows,
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int cols,
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int cpurows,
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int cpucols)</code>
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<div class="block">Create a new dynamically allocated GPU double matrix, of which the given
|
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portion is mirrored in the CPU.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuFloatArray.html" title="class in edu.rit.gpu">GpuFloatArray</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getFloatArray(int)">getFloatArray</a></strong>(int len)</code>
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<div class="block">Create a new dynamically allocated GPU float array.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuFloatArray.html" title="class in edu.rit.gpu">GpuFloatArray</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getFloatArray(int, int)">getFloatArray</a></strong>(int len,
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int cpulen)</code>
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<div class="block">Create a new dynamically allocated GPU float array, of which the given
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portion is mirrored in the CPU.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuFloatMatrix.html" title="class in edu.rit.gpu">GpuFloatMatrix</a></code></td>
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getFloatMatrix(int, int)">getFloatMatrix</a></strong>(int rows,
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int cols)</code>
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<div class="block">Create a new dynamically allocated GPU float matrix.</div>
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</td>
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</tr>
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<tr class="altColor">
|
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuFloatMatrix.html" title="class in edu.rit.gpu">GpuFloatMatrix</a></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getFloatMatrix(int, int, int, int)">getFloatMatrix</a></strong>(int rows,
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int cols,
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int cpurows,
|
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int cpucols)</code>
|
|
<div class="block">Create a new dynamically allocated GPU float matrix, of which the given
|
|
portion is mirrored in the CPU.</div>
|
|
</td>
|
|
</tr>
|
|
<tr class="rowColor">
|
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuIntArray.html" title="class in edu.rit.gpu">GpuIntArray</a></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getIntArray(int)">getIntArray</a></strong>(int len)</code>
|
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<div class="block">Create a new dynamically allocated GPU integer array.</div>
|
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</td>
|
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</tr>
|
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<tr class="altColor">
|
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuIntArray.html" title="class in edu.rit.gpu">GpuIntArray</a></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getIntArray(int, int)">getIntArray</a></strong>(int len,
|
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int cpulen)</code>
|
|
<div class="block">Create a new dynamically allocated GPU integer array, of which the given
|
|
portion is mirrored in the CPU.</div>
|
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</td>
|
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</tr>
|
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<tr class="rowColor">
|
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuIntMatrix.html" title="class in edu.rit.gpu">GpuIntMatrix</a></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getIntMatrix(int, int)">getIntMatrix</a></strong>(int rows,
|
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int cols)</code>
|
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<div class="block">Create a new dynamically allocated GPU integer matrix.</div>
|
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</td>
|
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</tr>
|
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<tr class="altColor">
|
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuIntMatrix.html" title="class in edu.rit.gpu">GpuIntMatrix</a></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getIntMatrix(int, int, int, int)">getIntMatrix</a></strong>(int rows,
|
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int cols,
|
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int cpurows,
|
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int cpucols)</code>
|
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<div class="block">Create a new dynamically allocated GPU integer matrix, of which the given
|
|
portion is mirrored in the CPU.</div>
|
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</td>
|
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</tr>
|
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<tr class="rowColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuLongArray.html" title="class in edu.rit.gpu">GpuLongArray</a></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getLongArray(int)">getLongArray</a></strong>(int len)</code>
|
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<div class="block">Create a new dynamically allocated GPU long integer array.</div>
|
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuLongArray.html" title="class in edu.rit.gpu">GpuLongArray</a></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getLongArray(int, int)">getLongArray</a></strong>(int len,
|
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int cpulen)</code>
|
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<div class="block">Create a new dynamically allocated GPU long integer array, of which the
|
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given portion is mirrored in the CPU.</div>
|
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</td>
|
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</tr>
|
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<tr class="rowColor">
|
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuLongMatrix.html" title="class in edu.rit.gpu">GpuLongMatrix</a></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getLongMatrix(int, int)">getLongMatrix</a></strong>(int rows,
|
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int cols)</code>
|
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<div class="block">Create a new dynamically allocated GPU long integer matrix.</div>
|
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</td>
|
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</tr>
|
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<tr class="altColor">
|
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<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuLongMatrix.html" title="class in edu.rit.gpu">GpuLongMatrix</a></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getLongMatrix(int, int, int, int)">getLongMatrix</a></strong>(int rows,
|
|
int cols,
|
|
int cpurows,
|
|
int cpucols)</code>
|
|
<div class="block">Create a new dynamically allocated GPU long integer matrix, of which the
|
|
given portion is mirrored in the CPU.</div>
|
|
</td>
|
|
</tr>
|
|
<tr class="rowColor">
|
|
<td class="colFirst"><code><a href="../../../edu/rit/gpu/Module.html" title="class in edu.rit.gpu">Module</a></code></td>
|
|
<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getModule(java.lang.String)">getModule</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</code>
|
|
<div class="block">Get a module containing GPU functions and data.</div>
|
|
</td>
|
|
</tr>
|
|
<tr class="altColor">
|
|
<td class="colFirst"><code>int</code></td>
|
|
<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getMultiprocessorCount()">getMultiprocessorCount</a></strong>()</code>
|
|
<div class="block">Get the number of multiprocessors in this GPU.</div>
|
|
</td>
|
|
</tr>
|
|
<tr class="rowColor">
|
|
<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuShortArray.html" title="class in edu.rit.gpu">GpuShortArray</a></code></td>
|
|
<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getShortArray(int)">getShortArray</a></strong>(int len)</code>
|
|
<div class="block">Create a new dynamically allocated GPU short integer array.</div>
|
|
</td>
|
|
</tr>
|
|
<tr class="altColor">
|
|
<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuShortArray.html" title="class in edu.rit.gpu">GpuShortArray</a></code></td>
|
|
<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getShortArray(int, int)">getShortArray</a></strong>(int len,
|
|
int cpulen)</code>
|
|
<div class="block">Create a new dynamically allocated GPU short integer array, of which the
|
|
given portion is mirrored in the CPU.</div>
|
|
</td>
|
|
</tr>
|
|
<tr class="rowColor">
|
|
<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuShortMatrix.html" title="class in edu.rit.gpu">GpuShortMatrix</a></code></td>
|
|
<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getShortMatrix(int, int)">getShortMatrix</a></strong>(int rows,
|
|
int cols)</code>
|
|
<div class="block">Create a new dynamically allocated GPU short integer matrix.</div>
|
|
</td>
|
|
</tr>
|
|
<tr class="altColor">
|
|
<td class="colFirst"><code><a href="../../../edu/rit/gpu/GpuShortMatrix.html" title="class in edu.rit.gpu">GpuShortMatrix</a></code></td>
|
|
<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getShortMatrix(int, int, int, int)">getShortMatrix</a></strong>(int rows,
|
|
int cols,
|
|
int cpurows,
|
|
int cpucols)</code>
|
|
<div class="block">Create a new dynamically allocated GPU short integer matrix, of which the
|
|
given portion is mirrored in the CPU.</div>
|
|
</td>
|
|
</tr>
|
|
<tr class="rowColor">
|
|
<td class="colFirst"><code><T extends <a href="../../../edu/rit/gpu/Struct.html" title="class in edu.rit.gpu">Struct</a>> <br><a href="../../../edu/rit/gpu/GpuStructArray.html" title="class in edu.rit.gpu">GpuStructArray</a><T></code></td>
|
|
<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getStructArray(java.lang.Class, int)">getStructArray</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> type,
|
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int len)</code>
|
|
<div class="block">Create a new dynamically allocated GPU struct array.</div>
|
|
</td>
|
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</tr>
|
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<tr class="altColor">
|
|
<td class="colFirst"><code><T extends <a href="../../../edu/rit/gpu/Struct.html" title="class in edu.rit.gpu">Struct</a>> <br><a href="../../../edu/rit/gpu/GpuStructArray.html" title="class in edu.rit.gpu">GpuStructArray</a><T></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getStructArray(java.lang.Class, int, int)">getStructArray</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> type,
|
|
int len,
|
|
int cpulen)</code>
|
|
<div class="block">Create a new dynamically allocated GPU struct array, of which the given
|
|
portion is mirrored in the CPU.</div>
|
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</td>
|
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</tr>
|
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<tr class="rowColor">
|
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<td class="colFirst"><code><T extends <a href="../../../edu/rit/gpu/Struct.html" title="class in edu.rit.gpu">Struct</a>> <br><a href="../../../edu/rit/gpu/GpuStructVbl.html" title="class in edu.rit.gpu">GpuStructVbl</a><T></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#getStructVbl(java.lang.Class)">getStructVbl</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> type)</code>
|
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<div class="block">Create a new dynamically allocated GPU struct variable.</div>
|
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</td>
|
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</tr>
|
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<tr class="altColor">
|
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<td class="colFirst"><code>static <a href="../../../edu/rit/gpu/Gpu.html" title="class in edu.rit.gpu">Gpu</a></code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#gpu()">gpu</a></strong>()</code>
|
|
<div class="block">Construct a new Gpu object.</div>
|
|
</td>
|
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</tr>
|
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<tr class="rowColor">
|
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<td class="colFirst"><code>void</code></td>
|
|
<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#setCacheConfig(edu.rit.gpu.CacheConfig)">setCacheConfig</a></strong>(<a href="../../../edu/rit/gpu/CacheConfig.html" title="enum in edu.rit.gpu">CacheConfig</a> config)</code>
|
|
<div class="block">Set this GPU's cache configuration.</div>
|
|
</td>
|
|
</tr>
|
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<tr class="altColor">
|
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<td class="colFirst"><code>static void</code></td>
|
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<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#setDeviceNumbers(int[])">setDeviceNumbers</a></strong>(int[] devnum)</code>
|
|
<div class="block">Specify the GPU device number or numbers this process is allowed to use.</div>
|
|
</td>
|
|
</tr>
|
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<tr class="rowColor">
|
|
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
|
|
<td class="colLast"><code><strong><a href="../../../edu/rit/gpu/Gpu.html#toString()">toString</a></strong>()</code>
|
|
<div class="block">Returns a string version of this Gpu object.</div>
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</td>
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</tr>
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<h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
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<code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li>
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</ul>
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</ul>
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</a>
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<h3>Method Detail</h3>
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<h4>deviceCount</h4>
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<pre>public static int deviceCount()</pre>
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<div class="block">Get the number of GPU devices in the system.</div>
|
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<dl><dt><span class="strong">Returns:</span></dt><dd>Number of GPU devices.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd></dl>
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</li>
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</ul>
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<a name="setDeviceNumbers(int[])">
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<h4>setDeviceNumbers</h4>
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<pre>public static void setDeviceNumbers(int[] devnum)</pre>
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<div class="block">Specify the GPU device number or numbers this process is allowed to use.
|
|
If not specified, this process is allowed to use all devices.
|
|
<P>
|
|
<B><I>Warning:</I></B> The <TT>setDeviceNumbers()</TT> method is intended
|
|
to be called only by the <a href="../../../pj2.html" title="class in <Unnamed>"><code>pj2</code></a> launcher program. Do not call
|
|
the <TT>setDeviceNumbers()</TT> method yourself.</div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>devnum</code> - Array of zero or more device numbers. Each must be in the range 0
|
|
through <a href="../../../edu/rit/gpu/Gpu.html#deviceCount()"><code>deviceCount()</code></a>−1. If
|
|
<TT>devnum</TT> is null, this process is allowed to use all devices.
|
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If <TT>devnum</TT> is zero length, this process is not allowed to use
|
|
any devices.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IndexOutOfBoundsException.html?is-external=true" title="class or interface in java.lang">IndexOutOfBoundsException</a></code> - (unchecked exception) Thrown if any device number is out of bounds.</dd>
|
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<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd></dl>
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</li>
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</ul>
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<a name="allowedDeviceCount()">
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<h4>allowedDeviceCount</h4>
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<pre>public static int allowedDeviceCount()</pre>
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<div class="block">Get the number of GPU devices this process is allowed to use.</div>
|
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<dl><dt><span class="strong">Returns:</span></dt><dd>Number of GPU devices.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd></dl>
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</li>
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</ul>
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<a name="gpu()">
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<h4>gpu</h4>
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<pre>public static <a href="../../../edu/rit/gpu/Gpu.html" title="class in edu.rit.gpu">Gpu</a> gpu()</pre>
|
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<div class="block">Construct a new Gpu object. The next available GPU device is used.</div>
|
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<dl><dt><span class="strong">Returns:</span></dt><dd>Gpu object.</dd>
|
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<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalStateException.html?is-external=true" title="class or interface in java.lang">IllegalStateException</a></code> - (unchecked exception) Thrown if there are no available GPU devices.</dd>
|
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<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd></dl>
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</li>
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</ul>
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<a name="ensureComputeCapability(int, int)">
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<h4>ensureComputeCapability</h4>
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<pre>public void ensureComputeCapability(int major,
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int minor)</pre>
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<div class="block">Ensure that this Gpu object supports at least the given compute
|
|
capability. If so, this method merely returns. If not, this method throws
|
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a <a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a>.</div>
|
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>major</code> - Required compute capability major version.</dd><dd><code>minor</code> - Required compute capability minor version.</dd>
|
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<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if this Gpu object does not support at
|
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least the given compute capability. Thrown if a GPU error occurred.</dd></dl>
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</li>
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</ul>
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<a name="getMultiprocessorCount()">
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<h4>getMultiprocessorCount</h4>
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<pre>public int getMultiprocessorCount()</pre>
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<div class="block">Get the number of multiprocessors in this GPU.</div>
|
|
<dl><dt><span class="strong">Returns:</span></dt><dd>Number of multiprocessors.</dd>
|
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<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd></dl>
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</ul>
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<a name="setCacheConfig(edu.rit.gpu.CacheConfig)">
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<h4>setCacheConfig</h4>
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<pre>public void setCacheConfig(<a href="../../../edu/rit/gpu/CacheConfig.html" title="enum in edu.rit.gpu">CacheConfig</a> config)</pre>
|
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<div class="block">Set this GPU's cache configuration. All kernel functions that do not
|
|
themselves set the cache configuration will use the given cache
|
|
configuration.</div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>config</code> - Cache configuration.</dd>
|
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<dt><span class="strong">Throws:</span></dt>
|
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - (unchecked exception) Thrown if <TT>config</TT> is null.</dd>
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<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd></dl>
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</li>
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</ul>
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<a name="getCacheConfig()">
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<h4>getCacheConfig</h4>
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<pre>public <a href="../../../edu/rit/gpu/CacheConfig.html" title="enum in edu.rit.gpu">CacheConfig</a> getCacheConfig()</pre>
|
|
<div class="block">Get this GPU's cache configuration. All kernel functions that do not
|
|
themselves set the cache configuration will use the returned cache
|
|
configuration.</div>
|
|
<dl><dt><span class="strong">Returns:</span></dt><dd>Cache configuration.</dd>
|
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<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd></dl>
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</li>
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</ul>
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<a name="getByteArray(int)">
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<h4>getByteArray</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuByteArray.html" title="class in edu.rit.gpu">GpuByteArray</a> getByteArray(int len)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU byte array. The entire GPU array
|
|
is mirrored in the CPU. The array elements in CPU memory, namely the
|
|
<a href="../../../edu/rit/gpu/GpuByteArray.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The array elements in GPU memory are not initialized.</I></div>
|
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd>
|
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<dt><span class="strong">Returns:</span></dt><dd>GPU byte array.</dd>
|
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<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1.</dd>
|
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<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getByteArray(int, int)"><code>getByteArray(int,int)</code></a></dd></dl>
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<h4>getByteArray</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuByteArray.html" title="class in edu.rit.gpu">GpuByteArray</a> getByteArray(int len,
|
|
int cpulen)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU byte array, of which the given
|
|
portion is mirrored in the CPU. If <TT>cpulen</TT> = 0, then none of the
|
|
array is mirrored in the CPU. The array elements in CPU memory, namely
|
|
the <a href="../../../edu/rit/gpu/GpuByteArray.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The array elements in GPU memory are not initialized.</I></div>
|
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd><dd><code>cpulen</code> - Number of array elements to mirror in the CPU.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU byte array.</dd>
|
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<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1, <TT>cpulen</TT>
|
|
< 0, or <TT>cpulen</TT> > <TT>len</TT>.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getByteArray(int)"><code>getByteArray(int)</code></a></dd></dl>
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<h4>getShortArray</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuShortArray.html" title="class in edu.rit.gpu">GpuShortArray</a> getShortArray(int len)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU short integer array. The entire
|
|
GPU array is mirrored in the CPU. The array elements in CPU memory,
|
|
namely the <a href="../../../edu/rit/gpu/GpuShortArray.html#item"><code>item</code></a> field's elements, are
|
|
initialized to zeroes. <I>The array elements in GPU memory are not
|
|
initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU short integer array.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getShortArray(int, int)"><code>getShortArray(int,int)</code></a></dd></dl>
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<pre>public <a href="../../../edu/rit/gpu/GpuShortArray.html" title="class in edu.rit.gpu">GpuShortArray</a> getShortArray(int len,
|
|
int cpulen)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU short integer array, of which the
|
|
given portion is mirrored in the CPU. If <TT>cpulen</TT> = 0, then none
|
|
of the array is mirrored in the CPU. The array elements in CPU memory,
|
|
namely the <a href="../../../edu/rit/gpu/GpuShortArray.html#item"><code>item</code></a> field's elements, are
|
|
initialized to zeroes. <I>The array elements in GPU memory are not
|
|
initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd><dd><code>cpulen</code> - Number of array elements to mirror in the CPU.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU short integer array.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1, <TT>cpulen</TT>
|
|
< 0, or <TT>cpulen</TT> > <TT>len</TT>.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getShortArray(int)"><code>getShortArray(int)</code></a></dd></dl>
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<pre>public <a href="../../../edu/rit/gpu/GpuIntArray.html" title="class in edu.rit.gpu">GpuIntArray</a> getIntArray(int len)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU integer array. The entire GPU
|
|
array is mirrored in the CPU. The array elements in CPU memory, namely
|
|
the <a href="../../../edu/rit/gpu/GpuIntArray.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The array elements in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU integer array.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getIntArray(int, int)"><code>getIntArray(int,int)</code></a></dd></dl>
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<pre>public <a href="../../../edu/rit/gpu/GpuIntArray.html" title="class in edu.rit.gpu">GpuIntArray</a> getIntArray(int len,
|
|
int cpulen)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU integer array, of which the given
|
|
portion is mirrored in the CPU. If <TT>cpulen</TT> = 0, then none of the
|
|
array is mirrored in the CPU. The array elements in CPU memory, namely
|
|
the <a href="../../../edu/rit/gpu/GpuIntArray.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The array elements in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd><dd><code>cpulen</code> - Number of array elements to mirror in the CPU.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU integer array.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1, <TT>cpulen</TT>
|
|
< 0, or <TT>cpulen</TT> > <TT>len</TT>.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getIntArray(int)"><code>getIntArray(int)</code></a></dd></dl>
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<h4>getLongArray</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuLongArray.html" title="class in edu.rit.gpu">GpuLongArray</a> getLongArray(int len)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU long integer array. The entire GPU
|
|
array is mirrored in the CPU. The array elements in CPU memory, namely
|
|
the <a href="../../../edu/rit/gpu/GpuLongArray.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The array elements in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU long integer array.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getLongArray(int, int)"><code>getLongArray(int,int)</code></a></dd></dl>
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<h4>getLongArray</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuLongArray.html" title="class in edu.rit.gpu">GpuLongArray</a> getLongArray(int len,
|
|
int cpulen)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU long integer array, of which the
|
|
given portion is mirrored in the CPU. If <TT>cpulen</TT> = 0, then none
|
|
of the array is mirrored in the CPU. The array elements in CPU memory,
|
|
namely the <a href="../../../edu/rit/gpu/GpuLongArray.html#item"><code>item</code></a> field's elements, are
|
|
initialized to zeroes. <I>The array elements in GPU memory are not
|
|
initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd><dd><code>cpulen</code> - Number of array elements to mirror in the CPU.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU long integer array.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1, <TT>cpulen</TT>
|
|
< 0, or <TT>cpulen</TT> > <TT>len</TT>.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getLongArray(int)"><code>getLongArray(int)</code></a></dd></dl>
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</li>
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<h4>getFloatArray</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuFloatArray.html" title="class in edu.rit.gpu">GpuFloatArray</a> getFloatArray(int len)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU float array. The entire GPU array
|
|
is mirrored in the CPU. The array elements in CPU memory, namely the
|
|
<a href="../../../edu/rit/gpu/GpuFloatArray.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The array elements in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU float array.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getFloatArray(int, int)"><code>getFloatArray(int,int)</code></a></dd></dl>
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</li>
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</ul>
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<a name="getFloatArray(int, int)">
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<h4>getFloatArray</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuFloatArray.html" title="class in edu.rit.gpu">GpuFloatArray</a> getFloatArray(int len,
|
|
int cpulen)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU float array, of which the given
|
|
portion is mirrored in the CPU. If <TT>cpulen</TT> = 0, then none of the
|
|
array is mirrored in the CPU. The array elements in CPU memory, namely
|
|
the <a href="../../../edu/rit/gpu/GpuFloatArray.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The array elements in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd><dd><code>cpulen</code> - Number of array elements to mirror in the CPU.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU float array.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1, <TT>cpulen</TT>
|
|
< 0, or <TT>cpulen</TT> > <TT>len</TT>.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getFloatArray(int)"><code>getFloatArray(int)</code></a></dd></dl>
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</li>
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</ul>
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<a name="getDoubleArray(int)">
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<h4>getDoubleArray</h4>
|
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<pre>public <a href="../../../edu/rit/gpu/GpuDoubleArray.html" title="class in edu.rit.gpu">GpuDoubleArray</a> getDoubleArray(int len)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU double array. The entire GPU array
|
|
is mirrored in the CPU. The array elements in CPU memory, namely the
|
|
<a href="../../../edu/rit/gpu/GpuDoubleArray.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The array elements in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU double array.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getDoubleArray(int, int)"><code>getDoubleArray(int,int)</code></a></dd></dl>
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</li>
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</ul>
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<a name="getDoubleArray(int, int)">
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<h4>getDoubleArray</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuDoubleArray.html" title="class in edu.rit.gpu">GpuDoubleArray</a> getDoubleArray(int len,
|
|
int cpulen)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU double array, of which the given
|
|
portion is mirrored in the CPU. If <TT>cpulen</TT> = 0, then none of the
|
|
array is mirrored in the CPU. The array elements in CPU memory, namely
|
|
the <a href="../../../edu/rit/gpu/GpuDoubleArray.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The array elements in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>len</code> - Number of array elements (≥ 1).</dd><dd><code>cpulen</code> - Number of array elements to mirror in the CPU.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU double array.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1, <TT>cpulen</TT>
|
|
< 0, or <TT>cpulen</TT> > <TT>len</TT>.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getDoubleArray(int)"><code>getDoubleArray(int)</code></a></dd></dl>
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</li>
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</ul>
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<a name="getByteMatrix(int, int)">
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<h4>getByteMatrix</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuByteMatrix.html" title="class in edu.rit.gpu">GpuByteMatrix</a> getByteMatrix(int rows,
|
|
int cols)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU byte matrix. The entire GPU
|
|
matrix is mirrored in the CPU. The matrix elements in CPU memory, namely
|
|
the <a href="../../../edu/rit/gpu/GpuByteMatrix.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The matrix elements in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU byte matrix.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1 or <TT>cols</TT>
|
|
< 1.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getByteMatrix(int, int, int, int)"><code>getByteMatrix(int,int,int,int)</code></a></dd></dl>
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</li>
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</ul>
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<a name="getByteMatrix(int, int, int, int)">
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<h4>getByteMatrix</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuByteMatrix.html" title="class in edu.rit.gpu">GpuByteMatrix</a> getByteMatrix(int rows,
|
|
int cols,
|
|
int cpurows,
|
|
int cpucols)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU byte matrix, of which the given
|
|
portion is mirrored in the CPU. If <TT>cpurows</TT> = 0 or
|
|
<TT>cpucols</TT> = 0, then none of the matrix is mirrored in the CPU. The
|
|
matrix elements in CPU memory, namely the <a href="../../../edu/rit/gpu/GpuByteMatrix.html#item"><code>item</code></a>
|
|
field's elements, are initialized to zeroes. <I>The matrix elements in
|
|
GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd><dd><code>cpurows</code> - Number of matrix rows to mirror in the CPU.</dd><dd><code>cpucols</code> - Number of matrix columns to mirror in the CPU.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU byte matrix.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1, <TT>cols</TT>
|
|
< 1, <TT>cpurows</TT> < 0, <TT>cpurows</TT> > <TT>rows</TT>,
|
|
<TT>cpucols</TT> < 0, or <TT>cpucols</TT> > <TT>cols</TT>.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getByteMatrix(int, int)"><code>getByteMatrix(int,int)</code></a></dd></dl>
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</li>
|
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</ul>
|
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<a name="getShortMatrix(int, int)">
|
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</a>
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<h4>getShortMatrix</h4>
|
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<pre>public <a href="../../../edu/rit/gpu/GpuShortMatrix.html" title="class in edu.rit.gpu">GpuShortMatrix</a> getShortMatrix(int rows,
|
|
int cols)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU short integer matrix. The entire
|
|
GPU matrix is mirrored in the CPU. The matrix elements in CPU memory,
|
|
namely the <a href="../../../edu/rit/gpu/GpuShortMatrix.html#item"><code>item</code></a> field's elements, are
|
|
initialized to zeroes. <I>The matrix elements in GPU memory are not
|
|
initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU short integer matrix.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1 or <TT>cols</TT>
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< 1.</dd>
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<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getShortMatrix(int, int, int, int)"><code>getShortMatrix(int,int,int,int)</code></a></dd></dl>
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<pre>public <a href="../../../edu/rit/gpu/GpuShortMatrix.html" title="class in edu.rit.gpu">GpuShortMatrix</a> getShortMatrix(int rows,
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int cols,
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int cpurows,
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int cpucols)</pre>
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<div class="block">Create a new dynamically allocated GPU short integer matrix, of which the
|
|
given portion is mirrored in the CPU. If <TT>cpurows</TT> = 0 or
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|
<TT>cpucols</TT> = 0, then none of the matrix is mirrored in the CPU. The
|
|
matrix elements in CPU memory, namely the <a href="../../../edu/rit/gpu/GpuShortMatrix.html#item"><code>item</code></a> field's elements, are initialized to zeroes. <I>The matrix elements
|
|
in GPU memory are not initialized.</I></div>
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|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd><dd><code>cpurows</code> - Number of matrix rows to mirror in the CPU.</dd><dd><code>cpucols</code> - Number of matrix columns to mirror in the CPU.</dd>
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<dt><span class="strong">Returns:</span></dt><dd>GPU short integer matrix.</dd>
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<dt><span class="strong">Throws:</span></dt>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1, <TT>cols</TT>
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|
< 1, <TT>cpurows</TT> < 0, <TT>cpurows</TT> > <TT>rows</TT>,
|
|
<TT>cpucols</TT> < 0, or <TT>cpucols</TT> > <TT>cols</TT>.</dd>
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|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getShortMatrix(int, int)"><code>getShortMatrix(int,int)</code></a></dd></dl>
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<h4>getIntMatrix</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuIntMatrix.html" title="class in edu.rit.gpu">GpuIntMatrix</a> getIntMatrix(int rows,
|
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int cols)</pre>
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<div class="block">Create a new dynamically allocated GPU integer matrix. The entire GPU
|
|
matrix is mirrored in the CPU. The matrix elements in CPU memory, namely
|
|
the <a href="../../../edu/rit/gpu/GpuIntMatrix.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The matrix elements in GPU memory are not initialized.</I></div>
|
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd>
|
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<dt><span class="strong">Returns:</span></dt><dd>GPU integer matrix.</dd>
|
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<dt><span class="strong">Throws:</span></dt>
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|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1 or <TT>cols</TT>
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< 1.</dd>
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<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getIntMatrix(int, int, int, int)"><code>getIntMatrix(int,int,int,int)</code></a></dd></dl>
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<pre>public <a href="../../../edu/rit/gpu/GpuIntMatrix.html" title="class in edu.rit.gpu">GpuIntMatrix</a> getIntMatrix(int rows,
|
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int cols,
|
|
int cpurows,
|
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int cpucols)</pre>
|
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<div class="block">Create a new dynamically allocated GPU integer matrix, of which the given
|
|
portion is mirrored in the CPU. If <TT>cpurows</TT> = 0 or
|
|
<TT>cpucols</TT> = 0, then none of the matrix is mirrored in the CPU. The
|
|
matrix elements in CPU memory, namely the <a href="../../../edu/rit/gpu/GpuIntMatrix.html#item"><code>item</code></a>
|
|
field's elements, are initialized to zeroes. <I>The matrix elements in
|
|
GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd><dd><code>cpurows</code> - Number of matrix rows to mirror in the CPU.</dd><dd><code>cpucols</code> - Number of matrix columns to mirror in the CPU.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU integer matrix.</dd>
|
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<dt><span class="strong">Throws:</span></dt>
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|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1, <TT>cols</TT>
|
|
< 1, <TT>cpurows</TT> < 0, <TT>cpurows</TT> > <TT>rows</TT>,
|
|
<TT>cpucols</TT> < 0, or <TT>cpucols</TT> > <TT>cols</TT>.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getIntMatrix(int, int)"><code>getIntMatrix(int,int)</code></a></dd></dl>
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<h4>getLongMatrix</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuLongMatrix.html" title="class in edu.rit.gpu">GpuLongMatrix</a> getLongMatrix(int rows,
|
|
int cols)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU long integer matrix. The entire
|
|
GPU matrix is mirrored in the CPU. The matrix elements in CPU memory,
|
|
namely the <a href="../../../edu/rit/gpu/GpuLongMatrix.html#item"><code>item</code></a> field's elements, are
|
|
initialized to zeroes. <I>The matrix elements in GPU memory are not
|
|
initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU long integer matrix.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1 or <TT>cols</TT>
|
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< 1.</dd>
|
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<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getLongMatrix(int, int, int, int)"><code>getLongMatrix(int,int,int,int)</code></a></dd></dl>
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<pre>public <a href="../../../edu/rit/gpu/GpuLongMatrix.html" title="class in edu.rit.gpu">GpuLongMatrix</a> getLongMatrix(int rows,
|
|
int cols,
|
|
int cpurows,
|
|
int cpucols)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU long integer matrix, of which the
|
|
given portion is mirrored in the CPU. If <TT>cpurows</TT> = 0 or
|
|
<TT>cpucols</TT> = 0, then none of the matrix is mirrored in the CPU. The
|
|
matrix elements in CPU memory, namely the <a href="../../../edu/rit/gpu/GpuLongMatrix.html#item"><code>item</code></a>
|
|
field's elements, are initialized to zeroes. <I>The matrix elements in
|
|
GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd><dd><code>cpurows</code> - Number of matrix rows to mirror in the CPU.</dd><dd><code>cpucols</code> - Number of matrix columns to mirror in the CPU.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU long integer matrix.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1, <TT>cols</TT>
|
|
< 1, <TT>cpurows</TT> < 0, <TT>cpurows</TT> > <TT>rows</TT>,
|
|
<TT>cpucols</TT> < 0, or <TT>cpucols</TT> > <TT>cols</TT>.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getLongMatrix(int, int)"><code>getLongMatrix(int,int)</code></a></dd></dl>
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<h4>getFloatMatrix</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuFloatMatrix.html" title="class in edu.rit.gpu">GpuFloatMatrix</a> getFloatMatrix(int rows,
|
|
int cols)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU float matrix. The entire GPU
|
|
matrix is mirrored in the CPU. The matrix elements in CPU memory, namely
|
|
the <a href="../../../edu/rit/gpu/GpuFloatMatrix.html#item"><code>item</code></a> field's elements, are initialized to
|
|
zeroes. <I>The matrix elements in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU float matrix.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1 or <TT>cols</TT>
|
|
< 1.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getFloatMatrix(int, int, int, int)"><code>getFloatMatrix(int,int,int,int)</code></a></dd></dl>
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<h4>getFloatMatrix</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuFloatMatrix.html" title="class in edu.rit.gpu">GpuFloatMatrix</a> getFloatMatrix(int rows,
|
|
int cols,
|
|
int cpurows,
|
|
int cpucols)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU float matrix, of which the given
|
|
portion is mirrored in the CPU. If <TT>cpurows</TT> = 0 or
|
|
<TT>cpucols</TT> = 0, then none of the matrix is mirrored in the CPU. The
|
|
matrix elements in CPU memory, namely the <a href="../../../edu/rit/gpu/GpuFloatMatrix.html#item"><code>item</code></a> field's elements, are initialized to zeroes. <I>The matrix elements
|
|
in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd><dd><code>cpurows</code> - Number of matrix rows to mirror in the CPU.</dd><dd><code>cpucols</code> - Number of matrix columns to mirror in the CPU.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU float matrix.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1, <TT>cols</TT>
|
|
< 1, <TT>cpurows</TT> < 0, <TT>cpurows</TT> > <TT>rows</TT>,
|
|
<TT>cpucols</TT> < 0, or <TT>cpucols</TT> > <TT>cols</TT>.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getFloatMatrix(int, int)"><code>getFloatMatrix(int,int)</code></a></dd></dl>
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</ul>
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<h4>getDoubleMatrix</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuDoubleMatrix.html" title="class in edu.rit.gpu">GpuDoubleMatrix</a> getDoubleMatrix(int rows,
|
|
int cols)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU double matrix. The entire GPU
|
|
matrix is mirrored in the CPU. The matrix elements in CPU memory, namely
|
|
the <a href="../../../edu/rit/gpu/GpuDoubleMatrix.html#item"><code>item</code></a> field's elements, are initialized
|
|
to zeroes. <I>The matrix elements in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU double matrix.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1 or <TT>cols</TT>
|
|
< 1.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getDoubleMatrix(int, int, int, int)"><code>getDoubleMatrix(int,int,int,int)</code></a></dd></dl>
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<h4>getDoubleMatrix</h4>
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<pre>public <a href="../../../edu/rit/gpu/GpuDoubleMatrix.html" title="class in edu.rit.gpu">GpuDoubleMatrix</a> getDoubleMatrix(int rows,
|
|
int cols,
|
|
int cpurows,
|
|
int cpucols)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU double matrix, of which the given
|
|
portion is mirrored in the CPU. If <TT>cpurows</TT> = 0 or
|
|
<TT>cpucols</TT> = 0, then none of the matrix is mirrored in the CPU. The
|
|
matrix elements in CPU memory, namely the <a href="../../../edu/rit/gpu/GpuDoubleMatrix.html#item"><code>item</code></a> field's elements, are initialized to zeroes. <I>The matrix elements
|
|
in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rows</code> - Number of matrix rows (≥ 1).</dd><dd><code>cols</code> - Number of matrix columns (≥ 1).</dd><dd><code>cpurows</code> - Number of matrix rows to mirror in the CPU.</dd><dd><code>cpucols</code> - Number of matrix columns to mirror in the CPU.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU double matrix.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>rows</TT> < 1, <TT>cols</TT>
|
|
< 1, <TT>cpurows</TT> < 0, <TT>cpurows</TT> > <TT>rows</TT>,
|
|
<TT>cpucols</TT> < 0, or <TT>cpucols</TT> > <TT>cols</TT>.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getDoubleMatrix(int, int)"><code>getDoubleMatrix(int,int)</code></a></dd></dl>
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</li>
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</ul>
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<a name="getStructVbl(java.lang.Class)">
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<h4>getStructVbl</h4>
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<pre>public <T extends <a href="../../../edu/rit/gpu/Struct.html" title="class in edu.rit.gpu">Struct</a>> <a href="../../../edu/rit/gpu/GpuStructVbl.html" title="class in edu.rit.gpu">GpuStructVbl</a><T> getStructVbl(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> type)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU struct variable. The variable in
|
|
CPU memory, namely the <a href="../../../edu/rit/gpu/GpuStructVbl.html#item"><code>item</code></a> field, is
|
|
initialized to null. <I>The variable in GPU memory is not
|
|
initialized.</I></div>
|
|
<dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>T</code> - Java data type. Class <TT>T</TT> must extend class
|
|
<a href="../../../edu/rit/gpu/Struct.html" title="class in edu.rit.gpu">Struct</a>.</dd><dt><span class="strong">Parameters:</span></dt><dd><code>type</code> - Class object for Java data type.</dd>
|
|
<dt><span class="strong">Returns:</span></dt><dd>GPU struct variable.</dd>
|
|
<dt><span class="strong">Throws:</span></dt>
|
|
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - (unchecked exception) Thrown if <TT>type</TT> is null.</dd>
|
|
<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd></dl>
|
|
</li>
|
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</ul>
|
|
<a name="getStructArray(java.lang.Class, int)">
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|
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<h4>getStructArray</h4>
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<pre>public <T extends <a href="../../../edu/rit/gpu/Struct.html" title="class in edu.rit.gpu">Struct</a>> <a href="../../../edu/rit/gpu/GpuStructArray.html" title="class in edu.rit.gpu">GpuStructArray</a><T> getStructArray(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> type,
|
|
int len)</pre>
|
|
<div class="block">Create a new dynamically allocated GPU struct array. The entire GPU
|
|
array is mirrored in the CPU. The array elements in CPU memory, namely
|
|
the <a href="../../../edu/rit/gpu/GpuStructArray.html#item"><code>item</code></a> field's elements, are initialized to
|
|
null. <I>The array elements in GPU memory are not initialized.</I></div>
|
|
<dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>T</code> - Java data type. Class <TT>T</TT> must extend class
|
|
<a href="../../../edu/rit/gpu/Struct.html" title="class in edu.rit.gpu">Struct</a>.</dd><dt><span class="strong">Parameters:</span></dt><dd><code>type</code> - Class object for Java data type.</dd><dd><code>len</code> - Number of array elements (≥ 1).</dd>
|
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<dt><span class="strong">Returns:</span></dt><dd>GPU struct array.</dd>
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<dt><span class="strong">Throws:</span></dt>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - (unchecked exception) Thrown if <TT>type</TT> is null.</dd>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1.</dd>
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<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getStructArray(java.lang.Class, int, int)"><code>getStructArray(Class,int,int)</code></a></dd></dl>
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</li>
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</ul>
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<a name="getStructArray(java.lang.Class, int, int)">
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<h4>getStructArray</h4>
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<pre>public <T extends <a href="../../../edu/rit/gpu/Struct.html" title="class in edu.rit.gpu">Struct</a>> <a href="../../../edu/rit/gpu/GpuStructArray.html" title="class in edu.rit.gpu">GpuStructArray</a><T> getStructArray(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> type,
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int len,
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int cpulen)</pre>
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<div class="block">Create a new dynamically allocated GPU struct array, of which the given
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portion is mirrored in the CPU. If <TT>cpulen</TT> = 0, then none of the
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array is mirrored in the CPU. The array elements in CPU memory, namely
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the <a href="../../../edu/rit/gpu/GpuStructArray.html#item"><code>item</code></a> field's elements, are initialized to
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null. <I>The array elements in GPU memory are not initialized.</I></div>
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<dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>T</code> - Java data type. Class <TT>T</TT> must extend class
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<a href="../../../edu/rit/gpu/Struct.html" title="class in edu.rit.gpu">Struct</a>.</dd><dt><span class="strong">Parameters:</span></dt><dd><code>type</code> - Class object for Java data type.</dd><dd><code>len</code> - Number of array elements (≥ 1).</dd><dd><code>cpulen</code> - Number of array elements to mirror in the CPU.</dd>
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<dt><span class="strong">Returns:</span></dt><dd>GPU struct array.</dd>
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<dt><span class="strong">Throws:</span></dt>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - (unchecked exception) Thrown if <TT>type</TT> is null.</dd>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - (unchecked exception) Thrown if <TT>len</TT> < 1, <TT>cpulen</TT>
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< 0, or <TT>cpulen</TT> > <TT>len</TT>.</dd>
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<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../edu/rit/gpu/Gpu.html#getStructArray(java.lang.Class, int)"><code>getStructArray(Class,int)</code></a></dd></dl>
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</li>
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<a name="getModule(java.lang.String)">
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<h4>getModule</h4>
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<pre>public <a href="../../../edu/rit/gpu/Module.html" title="class in edu.rit.gpu">Module</a> getModule(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)
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throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
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<div class="block">Get a module containing GPU functions and data. The module file is a
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resource stored in the Java class path.</div>
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>name</code> - Module resource name relative to the Java class path.</dd>
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<dt><span class="strong">Throws:</span></dt>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - Thrown if an I/O error occurred.</dd>
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<dd><code><a href="../../../edu/rit/gpu/GpuException.html" title="class in edu.rit.gpu">GpuException</a></code> - (unchecked exception) Thrown if a GPU error occurred.</dd></dl>
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</li>
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</ul>
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<a name="toString()">
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<h4>toString</h4>
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<pre>public <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> toString()</pre>
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<div class="block">Returns a string version of this Gpu object.</div>
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<dl>
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<dt><strong>Overrides:</strong></dt>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a></code> in class <code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd>
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<dt><span class="strong">Returns:</span></dt><dd>String version.</dd></dl>
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</li>
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</ul>
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<a name="finalize()">
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<h4>finalize</h4>
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<pre>protected void finalize()</pre>
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<div class="block">Finalize this Gpu object.</div>
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<dl>
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<dt><strong>Overrides:</strong></dt>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a></code> in class <code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd>
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</dl>
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<p class="legalCopy"><small><FONT SIZE="-2">Copyright © 2013–2016 by Alan Kaminsky. All rights reserved. Send comments to ark</FONT><FONT SIZE="1" COLOR="#FFFFFF">­</FONT><FONT SIZE="-2">@</FONT><FONT SIZE="1" COLOR="#FFFFFF">­</FONT><FONT SIZE="-2">cs.rit.edu.</FONT></small></p>
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