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gerrit-public.fairphone.software / platform / external / ComputeLibrary / 46d5927c3461ec270de8b0fc087ac5dc2431488f / . / documentation / _window_8inl_source.xhtml
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Anthony Barbier46d59272017-05-04 09:15:15 +0100[diff] [blame^]43 &#160;<span id="projectnumber">17.05</span>
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119<a href="_window_8inl.xhtml">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"> * Copyright (c) 2016, 2017 ARM Limited.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * SPDX-License-Identifier: MIT</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a copy</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * of this software and associated documentation files (the &quot;Software&quot;), to</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * deal in the Software without restriction, including without limitation the</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> * sell copies of the Software, and to permit persons to whom the Software is</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> * furnished to do so, subject to the following conditions:</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * The above copyright notice and this permission notice shall be included in all</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> * copies or substantial portions of the Software.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> * THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment"> * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="comment"> * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="comment"> * SOFTWARE.</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacearm__compute.xhtml">arm_compute</a></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;{</div><div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_window.xhtml#ae65e2546322a23806510364033bc8fcd"> 26</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="classarm__compute_1_1_window.xhtml#ab242a9d3683ac8f480f7944ff6f40534">Window::Window</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> &amp;src)</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; : _dims(), _thread_id(src._thread_id), _num_threads(src._num_threads)</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;{</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 0; i &lt; <a class="code" href="classarm__compute_1_1_dimensions.xhtml#a1b67d5b720119d50faa286c774579ecc">Coordinates::num_max_dimensions</a>; ++i)</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; {</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <span class="keyword">set</span>(i, src[i]);</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; }</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;}</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;</div><div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_window.xhtml#a677b385d536f4f81706f729e9b1c91da"> 35</a></span>&#160;<span class="keyword">inline</span> constexpr <span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a> &amp;<a class="code" href="classarm__compute_1_1_window.xhtml#a677b385d536f4f81706f729e9b1c91da">Window::operator[]</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> dimension)<span class="keyword"> const</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="comment">// Precondition: dimension &lt; Coordinates::num_max_dimensions</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keywordflow">return</span> _dims.at(dimension);</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;}</div><div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e"> 40</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">Window::set</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> dimension, <span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a> &amp;dim)</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;{</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(dimension &gt;= <a class="code" href="classarm__compute_1_1_dimensions.xhtml#a1b67d5b720119d50faa286c774579ecc">Coordinates::num_max_dimensions</a>);</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; _dims[dimension] = dim;</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;</div><div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_window.xhtml#ae688f3eb6c2673216d12d5490e1e88dc"> 46</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_window.xhtml#ae688f3eb6c2673216d12d5490e1e88dc">Window::shift</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> dimension, <span class="keyword">const</span> <span class="keywordtype">int</span> shift_value)</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;{</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(dimension &gt;= <a class="code" href="classarm__compute_1_1_dimensions.xhtml#a1b67d5b720119d50faa286c774579ecc">Coordinates::num_max_dimensions</a>);</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a> &amp;d = _dims[dimension];</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; d = <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(d.<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#a27c3790df96e9523b0370e7e10c0d375">start</a>() + shift_value, d.<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#aa9a8509af319b9e47f00c8fba23d368b">end</a>() + shift_value, d.<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#a992b375fc3254afe2e38f63bc29a43d4">step</a>());</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;}</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;</div><div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_window.xhtml#a5e8e5ab06329702df09ab7eb07e9b84d"> 53</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_window.xhtml#a5e8e5ab06329702df09ab7eb07e9b84d">Window::scale</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> dimension, <span class="keywordtype">float</span> scale_value)</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;{</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(dimension &gt;= <a class="code" href="classarm__compute_1_1_dimensions.xhtml#a1b67d5b720119d50faa286c774579ecc">Coordinates::num_max_dimensions</a>);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a> &amp;d = _dims[dimension];</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> scaled_step = d.<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#a992b375fc3254afe2e38f63bc29a43d4">step</a>() * scale_value;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> scaled_end = <a class="code" href="namespacearm__compute.xhtml#adf0c6059174045f80af46a0f1fb57bc6">ceil_to_multiple</a>(d.<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#aa9a8509af319b9e47f00c8fba23d368b">end</a>() * scale_value, scaled_step);</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; d = <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(d.start() * scale_value, scaled_end, scaled_step);</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;}</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;</div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_window.xhtml#a55ed4ad2395fd25ba847cbf6c54b85e4"> 62</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_window.xhtml#a55ed4ad2395fd25ba847cbf6c54b85e4">Window::set_dimension_step</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> dimension, <span class="keyword">const</span> <span class="keywordtype">int</span> step)</div><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; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(dimension &gt;= <a class="code" href="classarm__compute_1_1_dimensions.xhtml#a1b67d5b720119d50faa286c774579ecc">Coordinates::num_max_dimensions</a>);</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; _dims[dimension].set_step(step);</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;}</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_window.xhtml#a048aaadf42ac725952523dd9546e96b5"> 68</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_window.xhtml#a048aaadf42ac725952523dd9546e96b5">Window::validate</a>()<span class="keyword"> const</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 0; i &lt; <a class="code" href="classarm__compute_1_1_dimensions.xhtml#a1b67d5b720119d50faa286c774579ecc">Coordinates::num_max_dimensions</a>; ++i)</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; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(_dims[i].step() == 0);</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(_dims[i].end() &lt;= _dims[i].start());</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>((_dims[i].end() - _dims[i].start()) % _dims[i].step());</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;}</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;</div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_window.xhtml#a7b83048403721ed7e90d402e7cf3999b"> 78</a></span>&#160;<span class="keyword">inline</span> constexpr <span class="keywordtype">size_t</span> <a class="code" href="classarm__compute_1_1_window.xhtml#a7b83048403721ed7e90d402e7cf3999b">Window::num_iterations</a>(<span class="keywordtype">size_t</span> dimension)<span class="keyword"> const</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="comment">// Precondition: dimension &lt; Coordinates::num_max_dimensions</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="comment">// Precondition: (end - start) % step == 0</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="keywordflow">return</span> (_dims.at(dimension).end() - _dims.at(dimension).start()) / _dims.at(dimension).step();</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;</div><div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_window.xhtml#aa4ce41fc0f8c3203753a4fbee8211f5a"> 85</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> <a class="code" href="classarm__compute_1_1_window.xhtml#aa4ce41fc0f8c3203753a4fbee8211f5a">Window::split_window</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> dimension, <span class="keyword">const</span> <span class="keywordtype">size_t</span> <span class="keywordtype">id</span>, <span class="keyword">const</span> <span class="keywordtype">size_t</span> total)<span class="keyword"> const</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(<span class="keywordtype">id</span> &gt;= total);</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(dimension &gt;= <a class="code" href="classarm__compute_1_1_dimensions.xhtml#a1b67d5b720119d50faa286c774579ecc">Coordinates::num_max_dimensions</a>);</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> out;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> d = 0; d &lt; <a class="code" href="classarm__compute_1_1_dimensions.xhtml#a1b67d5b720119d50faa286c774579ecc">Coordinates::num_max_dimensions</a>; ++d)</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; {</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <span class="keywordflow">if</span>(d == dimension)</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="keywordtype">int</span> start = _dims[d].start();</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keywordtype">int</span> end = _dims[d].end();</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keywordtype">int</span> per_sub_window = (<a class="code" href="classarm__compute_1_1_window.xhtml#a7b83048403721ed7e90d402e7cf3999b">num_iterations</a>(d) / total) * _dims[d].step();</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; start += <span class="keywordtype">id</span> * per_sub_window;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keywordflow">if</span>(<span class="keywordtype">id</span> != total - 1)</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; {</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; end = start + per_sub_window;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; }</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; out.<a class="code" href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">set</a>(d, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Dimension</a>(start, end, _dims[d].step()));</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; }</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordflow">else</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; {</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; out.<a class="code" href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">set</a>(d, _dims[d]);</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; }</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; }</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="keywordflow">return</span> out;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;}</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;<span class="keyword">template</span> &lt;<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> window_dimension&gt;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">bool</span> Window::slide_window_slice(<a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> &amp;slice)<span class="keyword"> const</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> n = window_dimension; n &lt; <a class="code" href="classarm__compute_1_1_dimensions.xhtml#a1b67d5b720119d50faa286c774579ecc">Coordinates::num_max_dimensions</a>; ++n)</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; {</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="comment">// Did we reach the end of this dimension?</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> v = slice._dims[n].start() + 1;</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="keywordflow">if</span>(v &lt; _dims[n].end())</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; {</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="comment">// No: increment</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; slice._dims[n] = <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Dimension</a>(v, v + 1, 1);</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="comment">// Reset lower dimensions:</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> lower = window_dimension; lower &lt; n; ++lower)</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; {</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; slice._dims[lower] = <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Dimension</a>(_dims[lower].start(), _dims[lower].start() + 1, 1);</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; }</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; }</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; }</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="comment">// It was the last slice</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// Iteration over</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;}</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;<span class="keyword">template</span> &lt;<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> window_dimension&gt;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;<span class="keyword">inline</span> <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> Window::first_slice_window()<span class="keyword"> const</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> slice;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; std::copy_n(_dims.begin(), window_dimension, slice._dims.begin());</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="comment">//Initialise higher dimensions to be the first slice.</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> n = window_dimension; n &lt; <a class="code" href="classarm__compute_1_1_dimensions.xhtml#a1b67d5b720119d50faa286c774579ecc">Coordinates::num_max_dimensions</a>; ++n)</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; {</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; slice._dims[n] = <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Dimension</a>(_dims[n].start(), _dims[n].start() + 1, 1);</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; }</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; <span class="keywordflow">return</span> slice;</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160;}</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;</div><div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_window.xhtml#a029cf0d4f09af0f9f63b86af4f8387df"> 160</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_window.xhtml#a029cf0d4f09af0f9f63b86af4f8387df">Window::use_tensor_dimensions</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_tensor_info.xhtml">TensorInfo</a> *info, <span class="keyword">const</span> <span class="keywordtype">size_t</span> first_dimension)</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;{</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> n = first_dimension; n &lt; info-&gt;<a class="code" href="classarm__compute_1_1_tensor_info.xhtml#a38382dc1f04d28cab04d921b8324dc07">num_dimensions</a>(); ++n)</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; {</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <span class="keyword">set</span>(n, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, std::max(info-&gt;<a class="code" href="classarm__compute_1_1_tensor_info.xhtml#a6c223d48dcc4afd27b6f3932182622b6">dimension</a>(n), <span class="keyword">static_cast&lt;</span><span class="keywordtype">size_t</span><span class="keyword">&gt;</span>(1))));</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; }</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160;}</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160;}</div><div class="ttc" id="namespacearm__compute_xhtml_adf0c6059174045f80af46a0f1fb57bc6"><div class="ttname"><a href="namespacearm__compute.xhtml#adf0c6059174045f80af46a0f1fb57bc6">arm_compute::ceil_to_multiple</a></div><div class="ttdeci">auto ceil_to_multiple(S value, T divisor) -&gt; decltype(((value+divisor-1)/divisor)*divisor)</div><div class="ttdoc">Computes the smallest number larger or equal to value that is a multiple of divisor. </div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_utils_8h_source.xhtml#l00042">Utils.h:42</a></div></div>
120<div class="ttc" id="classarm__compute_1_1_window_xhtml_a5e8e5ab06329702df09ab7eb07e9b84d"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#a5e8e5ab06329702df09ab7eb07e9b84d">arm_compute::Window::scale</a></div><div class="ttdeci">void scale(size_t dimension, float scale_value)</div><div class="ttdoc">Scale the values of a given dimension by the given scale_value. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8inl_source.xhtml#l00053">Window.inl:53</a></div></div>
121<div class="ttc" id="classarm__compute_1_1_window_xhtml_ae688f3eb6c2673216d12d5490e1e88dc"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#ae688f3eb6c2673216d12d5490e1e88dc">arm_compute::Window::shift</a></div><div class="ttdeci">void shift(size_t dimension, int shift_value)</div><div class="ttdoc">Shift the values of a given dimension by the given shift_value. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8inl_source.xhtml#l00046">Window.inl:46</a></div></div>
122<div class="ttc" id="_error_8h_xhtml_a54a6080c9f4df1f908e57a9bbb46f5da"><div class="ttname"><a href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR_ON(cond)</div><div class="ttdoc">If the condition is true then an error message is printed and an exception thrown. </div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00100">Error.h:100</a></div></div>
123<div class="ttc" id="classarm__compute_1_1_window_1_1_dimension_xhtml"><div class="ttname"><a href="classarm__compute_1_1_window_1_1_dimension.xhtml">arm_compute::Window::Dimension</a></div><div class="ttdoc">Describe one of the image&amp;#39;s dimensions with a start, end and step. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00068">Window.h:68</a></div></div>
124<div class="ttc" id="classarm__compute_1_1_window_1_1_dimension_xhtml_a27c3790df96e9523b0370e7e10c0d375"><div class="ttname"><a href="classarm__compute_1_1_window_1_1_dimension.xhtml#a27c3790df96e9523b0370e7e10c0d375">arm_compute::Window::Dimension::start</a></div><div class="ttdeci">constexpr int start() const </div><div class="ttdoc">Return the start of the dimension. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00085">Window.h:85</a></div></div>
125<div class="ttc" id="namespacearm__compute_xhtml"><div class="ttname"><a href="namespacearm__compute.xhtml">arm_compute</a></div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_8dox_source.xhtml#l00001">arm_compute.dox:1</a></div></div>
126<div class="ttc" id="classarm__compute_1_1_window_1_1_dimension_xhtml_aa9a8509af319b9e47f00c8fba23d368b"><div class="ttname"><a href="classarm__compute_1_1_window_1_1_dimension.xhtml#aa9a8509af319b9e47f00c8fba23d368b">arm_compute::Window::Dimension::end</a></div><div class="ttdeci">constexpr int end() const </div><div class="ttdoc">Return the end of the dimension. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00090">Window.h:90</a></div></div>
127<div class="ttc" id="classarm__compute_1_1_window_xhtml_a7b83048403721ed7e90d402e7cf3999b"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#a7b83048403721ed7e90d402e7cf3999b">arm_compute::Window::num_iterations</a></div><div class="ttdeci">constexpr size_t num_iterations(size_t dimension) const </div><div class="ttdoc">Return the number of iterations needed to iterate through a given dimension. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8inl_source.xhtml#l00078">Window.inl:78</a></div></div>
128<div class="ttc" id="classarm__compute_1_1_tensor_info_xhtml_a6c223d48dcc4afd27b6f3932182622b6"><div class="ttname"><a href="classarm__compute_1_1_tensor_info.xhtml#a6c223d48dcc4afd27b6f3932182622b6">arm_compute::TensorInfo::dimension</a></div><div class="ttdeci">size_t dimension(size_t index) const </div><div class="ttdoc">Return the size of the requested dimension. </div><div class="ttdef"><b>Definition:</b> <a href="_tensor_info_8h_source.xhtml#l00190">TensorInfo.h:190</a></div></div>
129<div class="ttc" id="classarm__compute_1_1_window_xhtml_a677b385d536f4f81706f729e9b1c91da"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#a677b385d536f4f81706f729e9b1c91da">arm_compute::Window::operator[]</a></div><div class="ttdeci">constexpr const Dimension &amp; operator[](size_t dimension) const </div><div class="ttdoc">Read only access to a given dimension of the window. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8inl_source.xhtml#l00035">Window.inl:35</a></div></div>
130<div class="ttc" id="classarm__compute_1_1_window_xhtml_ab242a9d3683ac8f480f7944ff6f40534"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#ab242a9d3683ac8f480f7944ff6f40534">arm_compute::Window::Window</a></div><div class="ttdeci">constexpr Window()</div><div class="ttdoc">Default constructor: create a window containing a single element. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00050">Window.h:50</a></div></div>
131<div class="ttc" id="classarm__compute_1_1_window_xhtml_acd3d2bba51cb84d34dd7656ad2375a6e"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">arm_compute::Window::set</a></div><div class="ttdeci">void set(size_t dimension, const Dimension &amp;dim)</div><div class="ttdoc">Set the values of a given dimension. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8inl_source.xhtml#l00040">Window.inl:40</a></div></div>
132<div class="ttc" id="classarm__compute_1_1_window_xhtml_a048aaadf42ac725952523dd9546e96b5"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#a048aaadf42ac725952523dd9546e96b5">arm_compute::Window::validate</a></div><div class="ttdeci">void validate() const </div><div class="ttdoc">Will validate all the window&amp;#39;s dimensions&amp;#39; values when asserts are enabled. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8inl_source.xhtml#l00068">Window.inl:68</a></div></div>
133<div class="ttc" id="classarm__compute_1_1_window_xhtml_a55ed4ad2395fd25ba847cbf6c54b85e4"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#a55ed4ad2395fd25ba847cbf6c54b85e4">arm_compute::Window::set_dimension_step</a></div><div class="ttdeci">void set_dimension_step(size_t dimension, int step)</div><div class="ttdoc">Set the step of a given dimension. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8inl_source.xhtml#l00062">Window.inl:62</a></div></div>
134<div class="ttc" id="classarm__compute_1_1_window_1_1_dimension_xhtml_a992b375fc3254afe2e38f63bc29a43d4"><div class="ttname"><a href="classarm__compute_1_1_window_1_1_dimension.xhtml#a992b375fc3254afe2e38f63bc29a43d4">arm_compute::Window::Dimension::step</a></div><div class="ttdeci">constexpr int step() const </div><div class="ttdoc">Return the step of the dimension. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00095">Window.h:95</a></div></div>
135<div class="ttc" id="classarm__compute_1_1_tensor_info_xhtml"><div class="ttname"><a href="classarm__compute_1_1_tensor_info.xhtml">arm_compute::TensorInfo</a></div><div class="ttdoc">Store the tensor&amp;#39;s metadata. </div><div class="ttdef"><b>Definition:</b> <a href="_tensor_info_8h_source.xhtml#l00040">TensorInfo.h:40</a></div></div>
136<div class="ttc" id="classarm__compute_1_1_window_xhtml_aa4ce41fc0f8c3203753a4fbee8211f5a"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#aa4ce41fc0f8c3203753a4fbee8211f5a">arm_compute::Window::split_window</a></div><div class="ttdeci">Window split_window(size_t dimension, size_t id, size_t total) const </div><div class="ttdoc">Split a window into a set of sub windows along a given dimension. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8inl_source.xhtml#l00085">Window.inl:85</a></div></div>
137<div class="ttc" id="classarm__compute_1_1_window_xhtml_a029cf0d4f09af0f9f63b86af4f8387df"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#a029cf0d4f09af0f9f63b86af4f8387df">arm_compute::Window::use_tensor_dimensions</a></div><div class="ttdeci">void use_tensor_dimensions(const TensorInfo *info, size_t first_dimension=Window::DimX)</div><div class="ttdoc">Use the tensor&amp;#39;s dimensions to fill the window dimensions. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8inl_source.xhtml#l00160">Window.inl:160</a></div></div>
138<div class="ttc" id="classarm__compute_1_1_dimensions_xhtml_a1b67d5b720119d50faa286c774579ecc"><div class="ttname"><a href="classarm__compute_1_1_dimensions.xhtml#a1b67d5b720119d50faa286c774579ecc">arm_compute::Dimensions&lt; int &gt;::num_max_dimensions</a></div><div class="ttdeci">static constexpr size_t num_max_dimensions</div><div class="ttdoc">Number of dimensions the tensor has. </div><div class="ttdef"><b>Definition:</b> <a href="_dimensions_8h_source.xhtml#l00045">Dimensions.h:45</a></div></div>
139<div class="ttc" id="classarm__compute_1_1_window_xhtml"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml">arm_compute::Window</a></div><div class="ttdoc">Describe a multidimensional execution window. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00039">Window.h:39</a></div></div>
140<div class="ttc" id="classarm__compute_1_1_tensor_info_xhtml_a38382dc1f04d28cab04d921b8324dc07"><div class="ttname"><a href="classarm__compute_1_1_tensor_info.xhtml#a38382dc1f04d28cab04d921b8324dc07">arm_compute::TensorInfo::num_dimensions</a></div><div class="ttdeci">size_t num_dimensions() const </div><div class="ttdoc">The number of dimensions of the tensor (rank) </div><div class="ttdef"><b>Definition:</b> <a href="_tensor_info_8h_source.xhtml#l00239">TensorInfo.h:239</a></div></div>
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Anthony Barbier46d59272017-05-04 09:15:15 +0100[diff] [blame^]147 <li class="footer">Generated on Wed May 3 2017 17:20:04 for ARM Compute Library by
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