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<div class="title">CLLutAccessor&lt; T &gt; Class Template Reference</div> </div>
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<p><a class="el" href="classarm__compute_1_1test_1_1_accessor.xhtml" title="Accessor implementation for Tensor objects.">Accessor</a> implementation for <a class="el" href="classarm__compute_1_1_c_l_lut.xhtml">CLLut</a> objects.
<a href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="_c_l_lut_accessor_8h_source.xhtml">CLLutAccessor.h</a>&gt;</code></p>
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Collaboration diagram for CLLutAccessor&lt; T &gt;:</div>
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Public Member Functions</h2></td></tr>
<tr class="memitem:a8bcd7e8bb7c7ab7d11a5c9eb1e687d1d"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#a8bcd7e8bb7c7ab7d11a5c9eb1e687d1d">CLLutAccessor</a> (<a class="el" href="classarm__compute_1_1_c_l_lut.xhtml">CLLut</a> &amp;lut)</td></tr>
<tr class="memdesc:a8bcd7e8bb7c7ab7d11a5c9eb1e687d1d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Create an accessor for the given <code><a class="el" href="classarm__compute_1_1_c_l_lut.xhtml" title="Basic implementation of the OpenCL lut interface.">CLLut</a></code>. <a href="#a8bcd7e8bb7c7ab7d11a5c9eb1e687d1d">More...</a><br /></td></tr>
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<tr class="memitem:a70063924813908ff8ddb81868c3aaab8"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#a70063924813908ff8ddb81868c3aaab8">~CLLutAccessor</a> ()</td></tr>
<tr class="memdesc:a70063924813908ff8ddb81868c3aaab8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default destructor. <a href="#a70063924813908ff8ddb81868c3aaab8">More...</a><br /></td></tr>
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<tr class="memitem:a7696d05587c5bc0c3ee6eaa413df730b"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#a7696d05587c5bc0c3ee6eaa413df730b">CLLutAccessor</a> (const <a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a> &amp;)=delete</td></tr>
<tr class="memdesc:a7696d05587c5bc0c3ee6eaa413df730b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Prevent instances of this class from being copy constructed. <a href="#a7696d05587c5bc0c3ee6eaa413df730b">More...</a><br /></td></tr>
<tr class="separator:a7696d05587c5bc0c3ee6eaa413df730b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a4fb1029695f6ad5dcb495b61bf01ff12"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#a4fb1029695f6ad5dcb495b61bf01ff12">operator=</a> (const <a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a> &amp;)=delete</td></tr>
<tr class="memdesc:a4fb1029695f6ad5dcb495b61bf01ff12"><td class="mdescLeft">&#160;</td><td class="mdescRight">Prevent instances of this class from being copied. <a href="#a4fb1029695f6ad5dcb495b61bf01ff12">More...</a><br /></td></tr>
<tr class="separator:a4fb1029695f6ad5dcb495b61bf01ff12"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a40c757a288a73b6b44a302273634fae6"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#a40c757a288a73b6b44a302273634fae6">CLLutAccessor</a> (<a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a> &amp;&amp;)=default</td></tr>
<tr class="memdesc:a40c757a288a73b6b44a302273634fae6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Allow instances of this class to be move constructed. <a href="#a40c757a288a73b6b44a302273634fae6">More...</a><br /></td></tr>
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<tr class="memitem:ad3048c2580c341fd76b3647f8f71662a"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#ad3048c2580c341fd76b3647f8f71662a">operator=</a> (<a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a> &amp;&amp;)=default</td></tr>
<tr class="memdesc:ad3048c2580c341fd76b3647f8f71662a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Allow instance of this class to be moved. <a href="#ad3048c2580c341fd76b3647f8f71662a">More...</a><br /></td></tr>
<tr class="separator:ad3048c2580c341fd76b3647f8f71662a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aedcfdd4c3b92fe0d63b5463c7ad1d21e"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#aedcfdd4c3b92fe0d63b5463c7ad1d21e">num_elements</a> () const override</td></tr>
<tr class="memdesc:aedcfdd4c3b92fe0d63b5463c7ad1d21e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Number of elements of the <a class="el" href="classarm__compute_1_1_lut.xhtml" title="Basic implementation of the LUT interface.">Lut</a>. <a href="#aedcfdd4c3b92fe0d63b5463c7ad1d21e">More...</a><br /></td></tr>
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<tr class="memitem:a168d14b0e18a50b50ff1770f8868ef1c"><td class="memItemLeft" align="right" valign="top">const T &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#a168d14b0e18a50b50ff1770f8868ef1c">operator[]</a> (T input_value) const override</td></tr>
<tr class="memdesc:a168d14b0e18a50b50ff1770f8868ef1c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Read access to the specified element. <a href="#a168d14b0e18a50b50ff1770f8868ef1c">More...</a><br /></td></tr>
<tr class="separator:a168d14b0e18a50b50ff1770f8868ef1c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5a60949b33f25c788cdbe21c9fab046a"><td class="memItemLeft" align="right" valign="top">T &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#a5a60949b33f25c788cdbe21c9fab046a">operator[]</a> (T input_value) override</td></tr>
<tr class="memdesc:a5a60949b33f25c788cdbe21c9fab046a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Write access to the specified element. <a href="#a5a60949b33f25c788cdbe21c9fab046a">More...</a><br /></td></tr>
<tr class="separator:a5a60949b33f25c788cdbe21c9fab046a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_methods_classarm__compute_1_1test_1_1_i_lut_accessor"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classarm__compute_1_1test_1_1_i_lut_accessor')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classarm__compute_1_1test_1_1_i_lut_accessor.xhtml">ILutAccessor&lt; T &gt;</a></td></tr>
<tr class="memitem:aadfb51f4d2d50a259ae739bdd71f91fd inherit pub_methods_classarm__compute_1_1test_1_1_i_lut_accessor"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1_i_lut_accessor.xhtml#aadfb51f4d2d50a259ae739bdd71f91fd">~ILutAccessor</a> ()=default</td></tr>
<tr class="memdesc:aadfb51f4d2d50a259ae739bdd71f91fd inherit pub_methods_classarm__compute_1_1test_1_1_i_lut_accessor"><td class="mdescLeft">&#160;</td><td class="mdescRight">Pure virtual destructor. <a href="classarm__compute_1_1test_1_1_i_lut_accessor.xhtml#aadfb51f4d2d50a259ae739bdd71f91fd">More...</a><br /></td></tr>
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Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pub_types_classarm__compute_1_1test_1_1_i_lut_accessor"><td colspan="2" onclick="javascript:toggleInherit('pub_types_classarm__compute_1_1test_1_1_i_lut_accessor')"><img src="closed.png" alt="-"/>&#160;Public Types inherited from <a class="el" href="classarm__compute_1_1test_1_1_i_lut_accessor.xhtml">ILutAccessor&lt; T &gt;</a></td></tr>
<tr class="memitem:afb9ded5f49336ae503bb9f2035ea902b inherit pub_types_classarm__compute_1_1test_1_1_i_lut_accessor"><td class="memItemLeft" align="right" valign="top">using&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1_i_lut_accessor.xhtml#afb9ded5f49336ae503bb9f2035ea902b">value_type</a> = T</td></tr>
<tr class="memdesc:afb9ded5f49336ae503bb9f2035ea902b inherit pub_types_classarm__compute_1_1test_1_1_i_lut_accessor"><td class="mdescLeft">&#160;</td><td class="mdescRight"><a class="el" href="classarm__compute_1_1_lut.xhtml" title="Basic implementation of the LUT interface.">Lut</a> value type. <a href="classarm__compute_1_1test_1_1_i_lut_accessor.xhtml#afb9ded5f49336ae503bb9f2035ea902b">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template&lt;typename T&gt;<br />
class arm_compute::test::CLLutAccessor&lt; T &gt;</h3>
<p><a class="el" href="classarm__compute_1_1test_1_1_accessor.xhtml" title="Accessor implementation for Tensor objects.">Accessor</a> implementation for <a class="el" href="classarm__compute_1_1_c_l_lut.xhtml">CLLut</a> objects. </p>
<p class="definition">Definition at line <a class="el" href="_c_l_lut_accessor_8h_source.xhtml#l00037">37</a> of file <a class="el" href="_c_l_lut_accessor_8h_source.xhtml">CLLutAccessor.h</a>.</p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a8bcd7e8bb7c7ab7d11a5c9eb1e687d1d">&#9670;&nbsp;</a></span>CLLutAccessor() <span class="overload">[1/3]</span></h2>
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<td class="memname"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a> </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classarm__compute_1_1_c_l_lut.xhtml">CLLut</a> &amp;&#160;</td>
<td class="paramname"><em>lut</em></td><td>)</td>
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<p>Create an accessor for the given <code><a class="el" href="classarm__compute_1_1_c_l_lut.xhtml" title="Basic implementation of the OpenCL lut interface.">CLLut</a></code>. </p>
<p class="definition">Definition at line <a class="el" href="_c_l_lut_accessor_8h_source.xhtml#l00042">42</a> of file <a class="el" href="_c_l_lut_accessor_8h_source.xhtml">CLLutAccessor.h</a>.</p>
<div class="fragment"><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; : _lut{ lut }</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; _lut.<a class="code" href="classarm__compute_1_1_c_l_lut.xhtml#a14c53d2d17be6fa8a2c9861527c7b002">map</a>(<span class="keyword">true</span>);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; }</div><div class="ttc" id="classarm__compute_1_1_c_l_lut_xhtml_a14c53d2d17be6fa8a2c9861527c7b002"><div class="ttname"><a href="classarm__compute_1_1_c_l_lut.xhtml#a14c53d2d17be6fa8a2c9861527c7b002">arm_compute::CLLut::map</a></div><div class="ttdeci">void map(bool blocking=true)</div><div class="ttdoc">Enqueue a map operation of the allocated buffer.</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_lut_8cpp_source.xhtml#l00081">CLLut.cpp:81</a></div></div>
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<h2 class="memtitle"><span class="permalink"><a href="#a70063924813908ff8ddb81868c3aaab8">&#9670;&nbsp;</a></span>~CLLutAccessor()</h2>
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<td class="memname">~<a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a> </td>
<td>(</td>
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<p>Default destructor. </p>
<p class="definition">Definition at line <a class="el" href="_c_l_lut_accessor_8h_source.xhtml#l00048">48</a> of file <a class="el" href="_c_l_lut_accessor_8h_source.xhtml">CLLutAccessor.h</a>.</p>
<div class="fragment"><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; {</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; _lut.<a class="code" href="classarm__compute_1_1_c_l_lut.xhtml#a1ffeb3b5abb3d61f62b58a391816201c">unmap</a>();</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; }</div><div class="ttc" id="classarm__compute_1_1_c_l_lut_xhtml_a1ffeb3b5abb3d61f62b58a391816201c"><div class="ttname"><a href="classarm__compute_1_1_c_l_lut.xhtml#a1ffeb3b5abb3d61f62b58a391816201c">arm_compute::CLLut::unmap</a></div><div class="ttdeci">void unmap()</div><div class="ttdoc">Enqueue an unmap operation of the allocated and mapped buffer.</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_lut_8cpp_source.xhtml#l00086">CLLut.cpp:86</a></div></div>
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<p class="reference">References <a class="el" href="_c_l_lut_8cpp_source.xhtml#l00086">CLLut::unmap()</a>.</p>
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<td class="memname"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a> </td>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#aedcfdd4c3b92fe0d63b5463c7ad1d21e">&#9670;&nbsp;</a></span>num_elements()</h2>
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<td class="memname">int num_elements </td>
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<p>Number of elements of the <a class="el" href="classarm__compute_1_1_lut.xhtml" title="Basic implementation of the LUT interface.">Lut</a>. </p>
<dl class="section return"><dt>Returns</dt><dd>the number of elements. </dd></dl>
<p>Implements <a class="el" href="classarm__compute_1_1test_1_1_i_lut_accessor.xhtml#a7596bc2928432a0ac2271bc9184d692e">ILutAccessor&lt; T &gt;</a>.</p>
<p class="definition">Definition at line <a class="el" href="_c_l_lut_accessor_8h_source.xhtml#l00062">62</a> of file <a class="el" href="_c_l_lut_accessor_8h_source.xhtml">CLLutAccessor.h</a>.</p>
<div class="fragment"><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; {</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keywordflow">return</span> _lut.<a class="code" href="classarm__compute_1_1_c_l_lut.xhtml#a6dac829b4ddf4a5729ac090e73696958">num_elements</a>();</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; }</div><div class="ttc" id="classarm__compute_1_1_c_l_lut_xhtml_a6dac829b4ddf4a5729ac090e73696958"><div class="ttname"><a href="classarm__compute_1_1_c_l_lut.xhtml#a6dac829b4ddf4a5729ac090e73696958">arm_compute::CLLut::num_elements</a></div><div class="ttdeci">size_t num_elements() const override</div><div class="ttdoc">Returns the total number of elements in the LUT.</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_lut_8cpp_source.xhtml#l00043">CLLut.cpp:43</a></div></div>
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<p class="reference">References <a class="el" href="_c_l_lut_8cpp_source.xhtml#l00043">CLLut::num_elements()</a>.</p>
<p class="reference">Referenced by <a class="el" href="_c_l_lut_accessor_8h_source.xhtml#l00067">CLLutAccessor&lt; T &gt;::operator[]()</a>.</p>
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<td class="memname"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a>&amp; operator= </td>
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<td class="paramtype">const <a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a>&lt; T &gt; &amp;&#160;</td>
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<td class="memname"><a class="el" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml">CLLutAccessor</a>&amp; operator= </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a168d14b0e18a50b50ff1770f8868ef1c">&#9670;&nbsp;</a></span>operator[]() <span class="overload">[1/2]</span></h2>
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<td class="memname">const T&amp; operator[] </td>
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<p>Read access to the specified element. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramdir">[in]</td><td class="paramname">input_value</td><td><a class="el" href="classarm__compute_1_1_lut.xhtml" title="Basic implementation of the LUT interface.">Lut</a> input value, from numericlimits&lt;T&gt;:min to numericlimits&lt;T&gt;:max.</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Output desired element. </dd></dl>
<p>Implements <a class="el" href="classarm__compute_1_1test_1_1_i_lut_accessor.xhtml#a579b149d2df097ab5fecba3c6dedebd8">ILutAccessor&lt; T &gt;</a>.</p>
<p class="definition">Definition at line <a class="el" href="_c_l_lut_accessor_8h_source.xhtml#l00067">67</a> of file <a class="el" href="_c_l_lut_accessor_8h_source.xhtml">CLLutAccessor.h</a>.</p>
<div class="fragment"><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; {</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keyword">auto</span> lut = reinterpret_cast&lt;T *&gt;(_lut.<a class="code" href="classarm__compute_1_1_i_c_l_lut.xhtml#a24954cca5108a24706441fd99a7fb04c">buffer</a>());</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; int32_t real_index = _lut.<a class="code" href="classarm__compute_1_1_c_l_lut.xhtml#aaf3f51cd25e1651cccf04064a9888f4e">index_offset</a>() + static_cast&lt;int32_t&gt;(input_value);</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; <span class="keywordflow">if</span>(0 &lt;= real_index &amp;&amp; real_index &lt; <a class="code" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#aedcfdd4c3b92fe0d63b5463c7ad1d21e">num_elements</a>())</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; {</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keywordflow">return</span> lut[real_index];</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; }</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <a class="code" href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">&quot;Error index not in range.&quot;</span>);</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; }</div><div class="ttc" id="_error_8h_xhtml_a05b19c75afe9c24200a62b9724734bbd"><div class="ttname"><a href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR(...)</div><div class="ttdoc">Print the given message then throw an std::runtime_error.</div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00261">Error.h:261</a></div></div>
<div class="ttc" id="classarm__compute_1_1_c_l_lut_xhtml_aaf3f51cd25e1651cccf04064a9888f4e"><div class="ttname"><a href="classarm__compute_1_1_c_l_lut.xhtml#aaf3f51cd25e1651cccf04064a9888f4e">arm_compute::CLLut::index_offset</a></div><div class="ttdeci">uint32_t index_offset() const override</div><div class="ttdoc">Indicates the offset that needs to be applied to the raw index before performing a lookup in the LUT.</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_lut_8cpp_source.xhtml#l00048">CLLut.cpp:48</a></div></div>
<div class="ttc" id="classarm__compute_1_1test_1_1_c_l_lut_accessor_xhtml_aedcfdd4c3b92fe0d63b5463c7ad1d21e"><div class="ttname"><a href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#aedcfdd4c3b92fe0d63b5463c7ad1d21e">arm_compute::test::CLLutAccessor::num_elements</a></div><div class="ttdeci">int num_elements() const override</div><div class="ttdoc">Number of elements of the Lut.</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_lut_accessor_8h_source.xhtml#l00062">CLLutAccessor.h:62</a></div></div>
<div class="ttc" id="classarm__compute_1_1_i_c_l_lut_xhtml_a24954cca5108a24706441fd99a7fb04c"><div class="ttname"><a href="classarm__compute_1_1_i_c_l_lut.xhtml#a24954cca5108a24706441fd99a7fb04c">arm_compute::ICLLut::buffer</a></div><div class="ttdeci">uint8_t * buffer() const override</div><div class="ttdoc">Returns a pointer to the start of the LUT.</div><div class="ttdef"><b>Definition:</b> <a href="_i_c_l_lut_8cpp_source.xhtml#l00044">ICLLut.cpp:44</a></div></div>
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<p class="reference">References <a class="el" href="_error_8h_source.xhtml#l00261">ARM_COMPUTE_ERROR</a>, <a class="el" href="_i_c_l_lut_8cpp_source.xhtml#l00044">ICLLut::buffer()</a>, <a class="el" href="_c_l_lut_8cpp_source.xhtml#l00048">CLLut::index_offset()</a>, and <a class="el" href="_c_l_lut_accessor_8h_source.xhtml#l00062">CLLutAccessor&lt; T &gt;::num_elements()</a>.</p>
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<td class="memname">T&amp; operator[] </td>
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<p>Write access to the specified element. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramdir">[in]</td><td class="paramname">input_value</td><td><a class="el" href="classarm__compute_1_1_lut.xhtml" title="Basic implementation of the LUT interface.">Lut</a> input value, from numericlimits&lt;T&gt;:min to numericlimits&lt;T&gt;:max.</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Output desired element. </dd></dl>
<p>Implements <a class="el" href="classarm__compute_1_1test_1_1_i_lut_accessor.xhtml#ad8be979742bb6772dd601fe23ad44dc5">ILutAccessor&lt; T &gt;</a>.</p>
<p class="definition">Definition at line <a class="el" href="_c_l_lut_accessor_8h_source.xhtml#l00079">79</a> of file <a class="el" href="_c_l_lut_accessor_8h_source.xhtml">CLLutAccessor.h</a>.</p>
<div class="fragment"><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; {</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="keyword">auto</span> lut = reinterpret_cast&lt;T *&gt;(_lut.<a class="code" href="classarm__compute_1_1_i_c_l_lut.xhtml#a24954cca5108a24706441fd99a7fb04c">buffer</a>());</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; int32_t real_index = _lut.<a class="code" href="classarm__compute_1_1_c_l_lut.xhtml#aaf3f51cd25e1651cccf04064a9888f4e">index_offset</a>() + static_cast&lt;int32_t&gt;(input_value);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordflow">if</span>(0 &lt;= real_index &amp;&amp; real_index &lt; <a class="code" href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#aedcfdd4c3b92fe0d63b5463c7ad1d21e">num_elements</a>())</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; {</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <span class="keywordflow">return</span> lut[real_index];</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; }</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <a class="code" href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">&quot;Error index not in range.&quot;</span>);</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; }</div><div class="ttc" id="_error_8h_xhtml_a05b19c75afe9c24200a62b9724734bbd"><div class="ttname"><a href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR(...)</div><div class="ttdoc">Print the given message then throw an std::runtime_error.</div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00261">Error.h:261</a></div></div>
<div class="ttc" id="classarm__compute_1_1_c_l_lut_xhtml_aaf3f51cd25e1651cccf04064a9888f4e"><div class="ttname"><a href="classarm__compute_1_1_c_l_lut.xhtml#aaf3f51cd25e1651cccf04064a9888f4e">arm_compute::CLLut::index_offset</a></div><div class="ttdeci">uint32_t index_offset() const override</div><div class="ttdoc">Indicates the offset that needs to be applied to the raw index before performing a lookup in the LUT.</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_lut_8cpp_source.xhtml#l00048">CLLut.cpp:48</a></div></div>
<div class="ttc" id="classarm__compute_1_1test_1_1_c_l_lut_accessor_xhtml_aedcfdd4c3b92fe0d63b5463c7ad1d21e"><div class="ttname"><a href="classarm__compute_1_1test_1_1_c_l_lut_accessor.xhtml#aedcfdd4c3b92fe0d63b5463c7ad1d21e">arm_compute::test::CLLutAccessor::num_elements</a></div><div class="ttdeci">int num_elements() const override</div><div class="ttdoc">Number of elements of the Lut.</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_lut_accessor_8h_source.xhtml#l00062">CLLutAccessor.h:62</a></div></div>
<div class="ttc" id="classarm__compute_1_1_i_c_l_lut_xhtml_a24954cca5108a24706441fd99a7fb04c"><div class="ttname"><a href="classarm__compute_1_1_i_c_l_lut.xhtml#a24954cca5108a24706441fd99a7fb04c">arm_compute::ICLLut::buffer</a></div><div class="ttdeci">uint8_t * buffer() const override</div><div class="ttdoc">Returns a pointer to the start of the LUT.</div><div class="ttdef"><b>Definition:</b> <a href="_i_c_l_lut_8cpp_source.xhtml#l00044">ICLLut.cpp:44</a></div></div>
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<p class="reference">References <a class="el" href="_error_8h_source.xhtml#l00261">ARM_COMPUTE_ERROR</a>, <a class="el" href="_i_c_l_lut_8cpp_source.xhtml#l00044">ICLLut::buffer()</a>, <a class="el" href="_c_l_lut_8cpp_source.xhtml#l00048">CLLut::index_offset()</a>, and <a class="el" href="_c_l_lut_accessor_8h_source.xhtml#l00062">CLLutAccessor&lt; T &gt;::num_elements()</a>.</p>
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