Google Git
Sign in
apache / mxnet-site / d5c5a235eef72f64ccaf224b834a20ef3287469b / . / versions / 1.9.1 / api / cpp / docs / api / swapaxis_8h_source.html
blob: b9b7f8a1c575b53006316b3b72ff7776d7ec8901 [file] [log] [blame]
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.13"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>mxnet: /work/mxnet/3rdparty/mshadow/mshadow/extension/swapaxis.h Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">mxnet
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.13 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
$(function() {
initMenu('',true,false,'search.php','Search');
$(document).ready(function() { init_search(); });
});
</script>
<div id="main-nav"></div>
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div id="nav-path" class="navpath">
<ul>
<li class="navelem"><a class="el" href="dir_8cab8f464681f7cc51cee77e79a434cd.html">3rdparty</a></li><li class="navelem"><a class="el" href="dir_3e48ced36faa4eaa1b41f6d960bf0edb.html">mshadow</a></li><li class="navelem"><a class="el" href="dir_00b035bb2ad81894e6ad291054ea5f82.html">mshadow</a></li><li class="navelem"><a class="el" href="dir_9bd2a322a448ef0abedd860cb1ca3721.html">extension</a></li> </ul>
</div>
</div><!-- top -->
<div class="header">
<div class="headertitle">
<div class="title">swapaxis.h</div> </div>
</div><!--header-->
<div class="contents">
<a href="swapaxis_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * distributed with this work for additional information</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * &quot;License&quot;); you may not use this file except in compliance</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * with the License. You may obtain a copy of the License at</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * software distributed under the License is distributed on an</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> * &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> * KIND, either express or implied. See the License for the</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> * specific language governing permissions and limitations</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment"> * under the License.</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#ifndef MSHADOW_EXTENSION_SWAPAXIS_H_</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#define MSHADOW_EXTENSION_SWAPAXIS_H_</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &lt;algorithm&gt;</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#include &lt;utility&gt;</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="preprocessor">#include &quot;../extension.h&quot;</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacemshadow.html">mshadow</a> {</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="keyword">namespace </span>expr {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> SrcExp, <span class="keyword">typename</span> DType, <span class="keywordtype">int</span> dimsrc, <span class="keywordtype">int</span> m_a1, <span class="keywordtype">int</span> a2&gt;</div><div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1SwapAxisExp.html"> 44</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html">SwapAxisExp</a>:</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="keyword">public</span> <a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html">MakeTensorExp</a>&lt;SwapAxisExp&lt;SrcExp, DType, dimsrc, m_a1, a2&gt;,</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; SrcExp, dimsrc, DType&gt; {</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="comment">// decode the a1, a2</span></div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a793de7a06cc954a41b84f72c161c7f75"> 48</a></span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a793de7a06cc954a41b84f72c161c7f75">a1</a> = dimsrc - m_a1;</div><div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a31764ca56d5e34cbaa9c44eb83033611"> 50</a></span>&#160; <span class="keyword">const</span> SrcExp &amp;<a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a31764ca56d5e34cbaa9c44eb83033611">src_</a>;</div><div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a2f56f0e7a1b8c4e6c6f218a128ab7c32"> 52</a></span>&#160; <span class="keyword">explicit</span> <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a2f56f0e7a1b8c4e6c6f218a128ab7c32">SwapAxisExp</a>(<span class="keyword">const</span> SrcExp &amp;src) : src_(src) {</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; this-&gt;<a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">shape_</a> = <a class="code" href="structmshadow_1_1expr_1_1ShapeCheck.html#af44e6a3b97cf3b245bc1b7ad4cacb306">ShapeCheck&lt;dimsrc, SrcExp&gt;::Check</a>(src);</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; std::swap(this-&gt;<a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">shape_</a>[a1], this-&gt;<a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">shape_</a>[a2]);</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; }</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;};</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">int</span> a1, <span class="keywordtype">int</span> a2, <span class="keyword">typename</span> SrcExp, <span class="keyword">typename</span> DType, <span class="keywordtype">int</span> etype&gt;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;<span class="keyword">inline</span> <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html">SwapAxisExp&lt;SrcExp, DType, ExpInfo&lt;SrcExp&gt;::kDim</a>,</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <a class="code" href="structmshadow_1_1expr_1_1ExpInfo.html">ExpInfo&lt;SrcExp&gt;::kDim</a> - <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a793de7a06cc954a41b84f72c161c7f75">a1</a>, a2&gt;</div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="namespacemshadow_1_1expr.html#a016cdfded41558b10792cdf1c1c21dd7"> 70</a></span>&#160;<a class="code" href="namespacemshadow_1_1expr.html#a016cdfded41558b10792cdf1c1c21dd7">swapaxis</a>(<span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1Exp.html">Exp&lt;SrcExp, DType, etype&gt;</a> &amp;src) {</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; <span class="keyword">typedef</span> <a class="code" href="structmshadow_1_1expr_1_1ExpInfo.html">ExpInfo&lt;SrcExp&gt;</a> Info;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; <a class="code" href="structmshadow_1_1expr_1_1TypeCheckPass.html">TypeCheckPass&lt;Info::kDim &gt;</a>= a1 + 1 &amp;&amp; Info::kDim &gt;= a2 + 1 &amp;&amp;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; a2 &lt; a1&gt;::Error_Expression_Does_Not_Meet_Dimension_Req();</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keywordflow">return</span> SwapAxisExp&lt;SrcExp, DType, ExpInfo&lt;SrcExp&gt;::kDim,</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <a class="code" href="structmshadow_1_1expr_1_1ExpInfo.html">ExpInfo&lt;SrcExp&gt;::kDim</a> - <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a793de7a06cc954a41b84f72c161c7f75">a1</a>, a2&gt;(src.<a class="code" href="structmshadow_1_1expr_1_1Exp.html#adb7e4afd0baed78d66cff87de0a6621f">self</a>());</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;}</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> SrcExp, <span class="keyword">typename</span> DType, <span class="keywordtype">int</span> dimsrc, <span class="keywordtype">int</span> m_a1, <span class="keywordtype">int</span> a2&gt;</div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_01m__a1_00_01a2_01_4_00_01DType_01_4.html"> 78</a></span>&#160;<span class="keyword">struct </span><a class="code" href="classmshadow_1_1expr_1_1Plan.html">Plan</a>&lt;<a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html">SwapAxisExp</a>&lt;SrcExp, DType, dimsrc, m_a1, a2&gt;, DType&gt; {</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="comment">// decode the a1</span></div><div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_01m__a1_00_01a2_01_4_00_01DType_01_4.html#a98e51734090585f1cc1d5f9798f8dba3"> 81</a></span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> a1 = dimsrc - m_a1;</div><div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_01m__a1_00_01a2_01_4_00_01DType_01_4.html#acd4b894d705774187529a3b4602a6d2c"> 82</a></span>&#160; <span class="keyword">explicit</span> <a class="code" href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_01m__a1_00_01a2_01_4_00_01DType_01_4.html#acd4b894d705774187529a3b4602a6d2c">Plan</a>(<span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html">SwapAxisExp&lt;SrcExp, DType, dimsrc, m_a1, a2&gt;</a> &amp;e)</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; : <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a31764ca56d5e34cbaa9c44eb83033611">src_</a>(<a class="code" href="namespacemshadow_1_1expr.html#aefd008a0bf012dc8fb99d9bbcca7a078">MakePlan</a>(e.<a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a31764ca56d5e34cbaa9c44eb83033611">src_</a>)),</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; shapey_(e.<a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">shape_</a>.ProdShape(a1 + 1, dimsrc - 1)),</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; shapez_(e.<a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">shape_</a>[a1]),</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; shapec_(e.<a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">shape_</a>.ProdShape(a2 + 1, a1)),</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; shapen_(e.<a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">shape_</a>[a2]) {}</div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_01m__a1_00_01a2_01_4_00_01DType_01_4.html#ae801c11f3777bcbbcf5d6ad7eb17cc66"> 88</a></span>&#160; <a class="code" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> DType <a class="code" href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_01m__a1_00_01a2_01_4_00_01DType_01_4.html#ae801c11f3777bcbbcf5d6ad7eb17cc66">Eval</a>(<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> i, <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> j)<span class="keyword"> const </span>{</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> y = i % shapey_;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; i /= shapey_;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> z = i % shapez_;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; i /= shapez_;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> c = i % shapec_;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; i /= shapec_;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> n = i % shapen_;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="comment">// swap z and n</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keywordflow">return</span> <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a31764ca56d5e34cbaa9c44eb83033611">src_</a>.Eval(((((i / shapen_) * shapez_ + z) * shapec_ +</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; c) * shapen_ + n) * shapey_ + y, j);</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; }</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <a class="code" href="classmshadow_1_1expr_1_1Plan.html">Plan&lt;SrcExp, DType&gt;</a> <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a31764ca56d5e34cbaa9c44eb83033611">src_</a>;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> shapey_, shapez_, shapec_, shapen_;</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;};</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> SrcExp, <span class="keyword">typename</span> DType, <span class="keywordtype">int</span> dimsrc, <span class="keywordtype">int</span> a2&gt;</div><div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_011_00_01a2_01_4_00_01DType_01_4.html"> 106</a></span>&#160;<span class="keyword">struct </span><a class="code" href="classmshadow_1_1expr_1_1Plan.html">Plan</a>&lt;<a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html">SwapAxisExp</a>&lt;SrcExp, DType, dimsrc, 1, a2&gt;, DType&gt; {</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00108"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_011_00_01a2_01_4_00_01DType_01_4.html#adef770b5219aa962d19382c4a7ebda58"> 108</a></span>&#160; <span class="keyword">explicit</span> <a class="code" href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_011_00_01a2_01_4_00_01DType_01_4.html#adef770b5219aa962d19382c4a7ebda58">Plan</a>(<span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html">SwapAxisExp&lt;SrcExp, DType, dimsrc, 1, a2&gt;</a> &amp;e)</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; : <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a31764ca56d5e34cbaa9c44eb83033611">src_</a>(<a class="code" href="namespacemshadow_1_1expr.html#aefd008a0bf012dc8fb99d9bbcca7a078">MakePlan</a>(e.<a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a31764ca56d5e34cbaa9c44eb83033611">src_</a>)),</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; shapex_(e.<a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">shape_</a>[dimsrc - 1]),</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; shapey_(e.<a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">shape_</a>.ProdShape(a2 + 1, dimsrc - 1)),</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; shapez_(e.<a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">shape_</a>[a2]) {}</div><div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_011_00_01a2_01_4_00_01DType_01_4.html#a34a499cde925a23053161f622ec8478c"> 113</a></span>&#160; <a class="code" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> DType <a class="code" href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_011_00_01a2_01_4_00_01DType_01_4.html#a34a499cde925a23053161f622ec8478c">Eval</a>(<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> i, <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> x)<span class="keyword"> const </span>{</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <span class="comment">// swap x and z</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> y = i % shapey_;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; i /= shapey_;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> z = i % shapez_;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> n = i / shapez_;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="keywordflow">return</span> <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a31764ca56d5e34cbaa9c44eb83033611">src_</a>.Eval((n * shapex_ + x) * shapey_ + y , z);</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; }</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <a class="code" href="classmshadow_1_1expr_1_1Plan.html">Plan&lt;SrcExp, DType&gt;</a> <a class="code" href="structmshadow_1_1expr_1_1SwapAxisExp.html#a31764ca56d5e34cbaa9c44eb83033611">src_</a>;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> shapex_, shapey_, shapez_;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;};</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;} <span class="comment">// namespace expr</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;} <span class="comment">// namespace mshadow</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;<span class="preprocessor">#endif // MSHADOW_EXTENSION_SWAPAXIS_H_</span></div><div class="ttc" id="structmshadow_1_1expr_1_1Exp_html_adb7e4afd0baed78d66cff87de0a6621f"><div class="ttname"><a href="structmshadow_1_1expr_1_1Exp.html#adb7e4afd0baed78d66cff87de0a6621f">mshadow::expr::Exp::self</a></div><div class="ttdeci">const SubType &amp; self(void) const</div><div class="ttdef"><b>Definition:</b> expression.h:82</div></div>
<div class="ttc" id="classmshadow_1_1expr_1_1Plan_html"><div class="ttname"><a href="classmshadow_1_1expr_1_1Plan.html">mshadow::expr::Plan</a></div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:58</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1TypeCheckPass_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1TypeCheckPass.html">mshadow::expr::TypeCheckPass</a></div><div class="ttdoc">used to help static type check </div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:330</div></div>
<div class="ttc" id="namespacemshadow_1_1expr_html_a016cdfded41558b10792cdf1c1c21dd7"><div class="ttname"><a href="namespacemshadow_1_1expr.html#a016cdfded41558b10792cdf1c1c21dd7">mshadow::expr::swapaxis</a></div><div class="ttdeci">SwapAxisExp&lt; SrcExp, DType, ExpInfo&lt; SrcExp &gt;::kDim, ExpInfo&lt; SrcExp &gt;::kDim - a1, a2 &gt; swapaxis(const Exp&lt; SrcExp, DType, etype &gt; &amp;src)</div><div class="ttdoc">a expression that reshapes a tensor to another shape </div><div class="ttdef"><b>Definition:</b> swapaxis.h:70</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1ShapeCheck_html_af44e6a3b97cf3b245bc1b7ad4cacb306"><div class="ttname"><a href="structmshadow_1_1expr_1_1ShapeCheck.html#af44e6a3b97cf3b245bc1b7ad4cacb306">mshadow::expr::ShapeCheck::Check</a></div><div class="ttdeci">static Shape&lt; dim &gt; Check(const E &amp;t)</div></div>
<div class="ttc" id="3rdparty_2mshadow_2mshadow_2base_8h_html_af205b8ab4d8733133d590df7d2639d69"><div class="ttname"><a href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a></div><div class="ttdeci">#define MSHADOW_XINLINE</div><div class="ttdef"><b>Definition:</b> base.h:230</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1ExpInfo_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1ExpInfo.html">mshadow::expr::ExpInfo</a></div><div class="ttdoc">static type inference template, used to get the dimension of each expression, if ExpInfo&lt;E&gt;::kDim == ...</div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:262</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_01m__a1_00_01a2_01_4_00_01DType_01_4_html_acd4b894d705774187529a3b4602a6d2c"><div class="ttname"><a href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_01m__a1_00_01a2_01_4_00_01DType_01_4.html#acd4b894d705774187529a3b4602a6d2c">mshadow::expr::Plan&lt; SwapAxisExp&lt; SrcExp, DType, dimsrc, m_a1, a2 &gt;, DType &gt;::Plan</a></div><div class="ttdeci">Plan(const SwapAxisExp&lt; SrcExp, DType, dimsrc, m_a1, a2 &gt; &amp;e)</div><div class="ttdef"><b>Definition:</b> swapaxis.h:82</div></div>
<div class="ttc" id="namespacemshadow_html_adcbc2e1131386fccb1474b0bdf045926"><div class="ttname"><a href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">mshadow::index_t</a></div><div class="ttdeci">int32_t index_t</div><div class="ttdoc">type that will be used for index </div><div class="ttdef"><b>Definition:</b> base.h:343</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1SwapAxisExp_html_a31764ca56d5e34cbaa9c44eb83033611"><div class="ttname"><a href="structmshadow_1_1expr_1_1SwapAxisExp.html#a31764ca56d5e34cbaa9c44eb83033611">mshadow::expr::SwapAxisExp::src_</a></div><div class="ttdeci">const SrcExp &amp; src_</div><div class="ttdoc">source expression </div><div class="ttdef"><b>Definition:</b> swapaxis.h:50</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1SwapAxisExp_html_a793de7a06cc954a41b84f72c161c7f75"><div class="ttname"><a href="structmshadow_1_1expr_1_1SwapAxisExp.html#a793de7a06cc954a41b84f72c161c7f75">mshadow::expr::SwapAxisExp::a1</a></div><div class="ttdeci">static const int a1</div><div class="ttdef"><b>Definition:</b> swapaxis.h:48</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_01m__a1_00_01a2_01_4_00_01DType_01_4_html_ae801c11f3777bcbbcf5d6ad7eb17cc66"><div class="ttname"><a href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_01m__a1_00_01a2_01_4_00_01DType_01_4.html#ae801c11f3777bcbbcf5d6ad7eb17cc66">mshadow::expr::Plan&lt; SwapAxisExp&lt; SrcExp, DType, dimsrc, m_a1, a2 &gt;, DType &gt;::Eval</a></div><div class="ttdeci">MSHADOW_XINLINE DType Eval(index_t i, index_t j) const</div><div class="ttdef"><b>Definition:</b> swapaxis.h:88</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_011_00_01a2_01_4_00_01DType_01_4_html_a34a499cde925a23053161f622ec8478c"><div class="ttname"><a href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_011_00_01a2_01_4_00_01DType_01_4.html#a34a499cde925a23053161f622ec8478c">mshadow::expr::Plan&lt; SwapAxisExp&lt; SrcExp, DType, dimsrc, 1, a2 &gt;, DType &gt;::Eval</a></div><div class="ttdeci">MSHADOW_XINLINE DType Eval(index_t i, index_t x) const</div><div class="ttdef"><b>Definition:</b> swapaxis.h:113</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_011_00_01a2_01_4_00_01DType_01_4_html_adef770b5219aa962d19382c4a7ebda58"><div class="ttname"><a href="structmshadow_1_1expr_1_1Plan_3_01SwapAxisExp_3_01SrcExp_00_01DType_00_01dimsrc_00_011_00_01a2_01_4_00_01DType_01_4.html#adef770b5219aa962d19382c4a7ebda58">mshadow::expr::Plan&lt; SwapAxisExp&lt; SrcExp, DType, dimsrc, 1, a2 &gt;, DType &gt;::Plan</a></div><div class="ttdeci">Plan(const SwapAxisExp&lt; SrcExp, DType, dimsrc, 1, a2 &gt; &amp;e)</div><div class="ttdef"><b>Definition:</b> swapaxis.h:108</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1Exp_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1Exp.html">mshadow::expr::Exp</a></div><div class="ttdoc">defines how expression exp can be evaluated and stored into dst </div><div class="ttdef"><b>Definition:</b> expression.h:79</div></div>
<div class="ttc" id="namespacemshadow_1_1expr_html_aefd008a0bf012dc8fb99d9bbcca7a078"><div class="ttname"><a href="namespacemshadow_1_1expr.html#aefd008a0bf012dc8fb99d9bbcca7a078">mshadow::expr::MakePlan</a></div><div class="ttdeci">Plan&lt; BinaryMapExp&lt; OP, TA, TB, DType, etype &gt;, DType &gt; MakePlan(const BinaryMapExp&lt; OP, TA, TB, DType, etype &gt; &amp;e)</div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:239</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1MakeTensorExp_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1MakeTensorExp.html">mshadow::expr::MakeTensorExp</a></div><div class="ttdoc">a general class that allows extension that makes tensors of some shape </div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:43</div></div>
<div class="ttc" id="namespacemshadow_html"><div class="ttname"><a href="namespacemshadow.html">mshadow</a></div><div class="ttdoc">overloaded + operator between half_t and bf16_t </div><div class="ttdef"><b>Definition:</b> base.h:334</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1MakeTensorExp_html_a2a2f9b6b828035ea38bfb8620db42a82"><div class="ttname"><a href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">mshadow::expr::MakeTensorExp&lt; SwapAxisExp&lt; SrcExp, DType, dimsrc, m_a1, a2 &gt;, SrcExp, dimsrc, DType &gt;::shape_</a></div><div class="ttdeci">Shape&lt; dim &gt; shape_</div><div class="ttdoc">the shape of this expression </div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:47</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1SwapAxisExp_html_a2f56f0e7a1b8c4e6c6f218a128ab7c32"><div class="ttname"><a href="structmshadow_1_1expr_1_1SwapAxisExp.html#a2f56f0e7a1b8c4e6c6f218a128ab7c32">mshadow::expr::SwapAxisExp::SwapAxisExp</a></div><div class="ttdeci">SwapAxisExp(const SrcExp &amp;src)</div><div class="ttdoc">constructor </div><div class="ttdef"><b>Definition:</b> swapaxis.h:52</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1SwapAxisExp_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1SwapAxisExp.html">mshadow::expr::SwapAxisExp</a></div><div class="ttdoc">swap two axis of a tensor input: Tensor&lt;Device,dim&gt;: ishape output: Tensor&lt;Device,dimdst&gt; oshape[a1],oshape[a2] = ishape[a2],oshape[a1] </div><div class="ttdef"><b>Definition:</b> swapaxis.h:44</div></div>
</div><!-- fragment --></div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated on Thu Jan 5 2023 00:58:42 for mxnet by &#160;<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.13
</small></address>
</body>
</html>