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ortools-clone/docs/cpp/hash_8h_source.html
Mizux Seiha 17edcf0e25 Update doc
2021-09-30 01:28:18 +02:00

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<a href="hash_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// Copyright 2010-2021 Google LLC</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">// you may not use this file except in compliance with the License.</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">// You may obtain a copy of the License at</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">//</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">//</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment">// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment">// See the License for the specific language governing permissions and</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment">// limitations under the License.</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#ifndef OR_TOOLS_BASE_HASH_H_</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#define OR_TOOLS_BASE_HASH_H_</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include &lt;array&gt;</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include &lt;utility&gt;</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> </div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include &quot;<a class="code" href="basictypes_8h.html">ortools/base/basictypes.h</a>&quot;</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="comment">// In SWIG mode, we don&#39;t want anything besides these top-level includes.</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#if !defined(SWIG)</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceoperations__research.html">operations_research</a> {</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="comment">// 32 bit version.</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a623d865a70360d624d8d29e6a13b3379"> 28</a></span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code hl_function" href="namespaceoperations__research.html#a623d865a70360d624d8d29e6a13b3379">mix</a>(uint32_t&amp; <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>, uint32_t&amp; <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>, uint32_t&amp; c) { <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= c;</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> ^= (c &gt;&gt; 13);</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= c;</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> &lt;&lt; 8);</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> c ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> &gt;&gt; 13);</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= c;</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> ^= (c &gt;&gt; 12);</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= c;</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> &lt;&lt; 16);</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> c ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> &gt;&gt; 5);</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= c;</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> ^= (c &gt;&gt; 3);</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= c;</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> &lt;&lt; 10);</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> c ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> &gt;&gt; 15);</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span>}</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> </div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span><span class="comment">// 64 bit version.</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a8313ca010e8fff115c931044f63e9d8c"> 59</a></span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code hl_function" href="namespaceoperations__research.html#a623d865a70360d624d8d29e6a13b3379">mix</a>(uint64_t&amp; <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>, uint64_t&amp; <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>, uint64_t&amp; c) { <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= c;</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> ^= (c &gt;&gt; 43);</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= c;</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> &lt;&lt; 9);</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> c ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> &gt;&gt; 8);</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= c;</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> ^= (c &gt;&gt; 38);</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= c;</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> &lt;&lt; 23);</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> c ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> &gt;&gt; 5);</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= c;</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> ^= (c &gt;&gt; 35);</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= c;</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> &lt;&lt; 49);</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> c ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> &gt;&gt; 11);</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> -= c;</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> ^= (c &gt;&gt; 12);</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= c;</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> &lt;&lt; 18);</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>;</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> c -= <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> c ^= (<a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> &gt;&gt; 22);</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span>}</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a66479cfb6b1f16b2c2bfdddf77e00dd8"> 97</a></span><span class="keyword">inline</span> uint32_t <a class="code hl_function" href="namespaceoperations__research.html#a66479cfb6b1f16b2c2bfdddf77e00dd8">Hash32NumWithSeed</a>(uint32_t num, uint32_t c) {</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> uint32_t <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> = 0x9e3779b9UL; <span class="comment">// The golden ratio; an arbitrary value.</span></div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <a class="code hl_function" href="namespaceoperations__research.html#a623d865a70360d624d8d29e6a13b3379">operations_research::mix</a>(num, <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>, c);</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="keywordflow">return</span> c;</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span>}</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> </div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#ae39433d1df0e672003627fa8b777fabb"> 103</a></span><span class="keyword">inline</span> uint64_t <a class="code hl_function" href="namespaceoperations__research.html#ae39433d1df0e672003627fa8b777fabb">Hash64NumWithSeed</a>(uint64_t num, uint64_t c) {</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> uint64_t <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> = uint64_t{0xe08c1d668b756f82}; <span class="comment">// More of the golden ratio.</span></div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <a class="code hl_function" href="namespaceoperations__research.html#a623d865a70360d624d8d29e6a13b3379">operations_research::mix</a>(num, <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>, c);</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="keywordflow">return</span> c;</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span>}</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span>} <span class="comment">// namespace operations_research</span></div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span><span class="comment">// Support a few hash&lt;&gt; operators, in the hash namespace.</span></div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacestd.html">std</a> {</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> First, <span class="keyword">class</span> Second&gt;</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"><a class="line" href="structstd_1_1hash_3_01std_1_1pair_3_01_first_00_01_second_01_4_01_4.html"> 113</a></span><span class="keyword">struct </span><a class="code hl_variable" href="matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b">hash</a>&lt;<a class="code hl_namespace" href="namespacestd.html">std</a>::pair&lt;First, Second&gt;&gt; {</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"><a class="line" href="structstd_1_1hash_3_01std_1_1pair_3_01_first_00_01_second_01_4_01_4.html#ab7ae56bca653c8ba4d315e57b59e5033"> 114</a></span> <span class="keywordtype">size_t</span> <a class="code hl_function" href="structstd_1_1hash_3_01std_1_1pair_3_01_first_00_01_second_01_4_01_4.html#ab7ae56bca653c8ba4d315e57b59e5033">operator()</a>(<span class="keyword">const</span> std::pair&lt;First, Second&gt;&amp; p)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keywordtype">size_t</span> h1 = hash&lt;First&gt;()(p.first);</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="keywordtype">size_t</span> h2 = hash&lt;Second&gt;()(p.second);</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="comment">// The decision below is at compile time</span></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="keywordflow">return</span> (<span class="keyword">sizeof</span>(h1) &lt;= <span class="keyword">sizeof</span>(uint32_t))</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> ? <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <a class="code hl_function" href="namespaceoperations__research.html#a66479cfb6b1f16b2c2bfdddf77e00dd8">operations_research::Hash32NumWithSeed</a>(h1, h2)</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> : <a class="code hl_function" href="namespaceoperations__research.html#ae39433d1df0e672003627fa8b777fabb">operations_research::Hash64NumWithSeed</a>(h1, h2);</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> }</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span>};</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> </div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> T, std::<span class="keywordtype">size_t</span> N&gt;</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"><a class="line" href="structstd_1_1hash_3_01std_1_1array_3_01_t_00_01_n_01_4_01_4.html"> 126</a></span><span class="keyword">struct </span><a class="code hl_variable" href="matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b">hash</a>&lt;<a class="code hl_namespace" href="namespacestd.html">std</a>::array&lt;T, N&gt;&gt; {</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"><a class="line" href="structstd_1_1hash_3_01std_1_1array_3_01_t_00_01_n_01_4_01_4.html#ae74cb56a3d90fdfd34fa5c3bf85a13bd"> 128</a></span> <span class="keywordtype">size_t</span> <a class="code hl_function" href="structstd_1_1hash_3_01std_1_1array_3_01_t_00_01_n_01_4_01_4.html#ae74cb56a3d90fdfd34fa5c3bf85a13bd">operator()</a>(<span class="keyword">const</span> std::array&lt;T, N&gt;&amp; t)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> uint64_t current = 71;</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> <a class="code hl_variable" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = 0; <a class="code hl_variable" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> &lt; N; ++<a class="code hl_variable" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>) {</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">const</span> T&amp; elem = t[<a class="code hl_variable" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>];</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="keyword">const</span> uint64_t new_hash = hash&lt;T&gt;()(elem);</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> current = <a class="code hl_function" href="namespaceoperations__research.html#ae39433d1df0e672003627fa8b777fabb">operations_research::Hash64NumWithSeed</a>(current, new_hash);</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> }</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <span class="keywordflow">return</span> current;</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> }</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <span class="comment">// Less than operator for MSVC.</span></div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"><a class="line" href="structstd_1_1hash_3_01std_1_1array_3_01_t_00_01_n_01_4_01_4.html#a4e82f705479189805a97c17cc076c42b"> 138</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="structstd_1_1hash_3_01std_1_1array_3_01_t_00_01_n_01_4_01_4.html#a4e82f705479189805a97c17cc076c42b">operator()</a>(<span class="keyword">const</span> std::array&lt;T, N&gt;&amp; <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>, <span class="keyword">const</span> std::array&lt;T, N&gt;&amp; <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a> &lt; <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>;</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> }</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"><a class="line" href="structstd_1_1hash_3_01std_1_1array_3_01_t_00_01_n_01_4_01_4.html#adc4fc3bf01ff15b2c265a25be13e8b1c"> 141</a></span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> bucket_size = 4; <span class="comment">// These are required by MSVC.</span></div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"><a class="line" href="structstd_1_1hash_3_01std_1_1array_3_01_t_00_01_n_01_4_01_4.html#a83e1373a12f3fcd875cf47965c769e79"> 142</a></span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> min_buckets = 8; <span class="comment">// 4 and 8 are defaults.</span></div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span>};</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span>} <span class="comment">// namespace std</span></div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> </div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span><span class="preprocessor">#endif </span><span class="comment">// SWIG</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> </div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"><a class="line" href="namespaceutil__hash.html"> 148</a></span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceutil__hash.html">util_hash</a> {</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> </div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"><a class="line" href="namespaceutil__hash.html#a17715af1c1bc575a706eb167371b81e9"> 150</a></span><span class="keyword">inline</span> uint64_t <a class="code hl_function" href="namespaceutil__hash.html#a17715af1c1bc575a706eb167371b81e9">Hash</a>(uint64_t num, uint64_t c) {</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> uint64_t <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a> = uint64_t{0xe08c1d668b756f82}; <span class="comment">// More of the golden ratio.</span></div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> <a class="code hl_function" href="namespaceoperations__research.html#a623d865a70360d624d8d29e6a13b3379">operations_research::mix</a>(num, <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>, c);</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <span class="keywordflow">return</span> c;</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span>}</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> </div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"><a class="line" href="namespaceutil__hash.html#ae6a2906da1c44c67cdaeb6d61bde9c70"> 156</a></span><span class="keyword">inline</span> uint64_t <a class="code hl_function" href="namespaceutil__hash.html#a17715af1c1bc575a706eb167371b81e9">Hash</a>(uint64_t <a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>, uint64_t <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>, uint64_t c) {</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <a class="code hl_function" href="namespaceoperations__research.html#a623d865a70360d624d8d29e6a13b3379">operations_research::mix</a>(<a class="code hl_variable" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>, <a class="code hl_variable" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>, c);</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="keywordflow">return</span> c;</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span>}</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> </div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span>} <span class="comment">// namespace util_hash</span></div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> </div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span><span class="preprocessor">#endif </span><span class="comment">// OR_TOOLS_BASE_HASH_H_</span></div>
<div class="ttc" id="abasictypes_8h_html"><div class="ttname"><a href="basictypes_8h.html">basictypes.h</a></div></div>
<div class="ttc" id="aconstraint__solver_2table_8cc_html_a9293e4d29cac928301645070dd307683"><div class="ttname"><a href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a></div><div class="ttdeci">int64_t b</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2table_8cc_source.html#l00047">constraint_solver/table.cc:47</a></div></div>
<div class="ttc" id="aconstraint__solver_2table_8cc_html_acb18315d548212835cd8ed4287e6c0b6"><div class="ttname"><a href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a></div><div class="ttdeci">int64_t a</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2table_8cc_source.html#l00046">constraint_solver/table.cc:46</a></div></div>
<div class="ttc" id="amatrix__utils_8cc_html_a95d4078c018ac04247ee3785eab30e7b"><div class="ttname"><a href="matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b">hash</a></div><div class="ttdeci">int64_t hash</div><div class="ttdef"><b>Definition:</b> <a href="matrix__utils_8cc_source.html#l00061">matrix_utils.cc:61</a></div></div>
<div class="ttc" id="anamespaceoperations__research_html"><div class="ttname"><a href="namespaceoperations__research.html">operations_research</a></div><div class="ttdoc">Collection of objects used to extend the Constraint Solver library.</div><div class="ttdef"><b>Definition:</b> <a href="dense__doubly__linked__list_8h_source.html#l00021">dense_doubly_linked_list.h:21</a></div></div>
<div class="ttc" id="anamespaceoperations__research_html_a623d865a70360d624d8d29e6a13b3379"><div class="ttname"><a href="namespaceoperations__research.html#a623d865a70360d624d8d29e6a13b3379">operations_research::mix</a></div><div class="ttdeci">static void mix(uint32_t &amp;a, uint32_t &amp;b, uint32_t &amp;c)</div><div class="ttdef"><b>Definition:</b> <a href="hash_8h_source.html#l00028">hash.h:28</a></div></div>
<div class="ttc" id="anamespaceoperations__research_html_a66479cfb6b1f16b2c2bfdddf77e00dd8"><div class="ttname"><a href="namespaceoperations__research.html#a66479cfb6b1f16b2c2bfdddf77e00dd8">operations_research::Hash32NumWithSeed</a></div><div class="ttdeci">uint32_t Hash32NumWithSeed(uint32_t num, uint32_t c)</div><div class="ttdef"><b>Definition:</b> <a href="hash_8h_source.html#l00097">hash.h:97</a></div></div>
<div class="ttc" id="anamespaceoperations__research_html_ae39433d1df0e672003627fa8b777fabb"><div class="ttname"><a href="namespaceoperations__research.html#ae39433d1df0e672003627fa8b777fabb">operations_research::Hash64NumWithSeed</a></div><div class="ttdeci">uint64_t Hash64NumWithSeed(uint64_t num, uint64_t c)</div><div class="ttdef"><b>Definition:</b> <a href="hash_8h_source.html#l00103">hash.h:103</a></div></div>
<div class="ttc" id="anamespacestd_html"><div class="ttname"><a href="namespacestd.html">std</a></div><div class="ttdoc">STL namespace.</div></div>
<div class="ttc" id="anamespaceutil__hash_html"><div class="ttname"><a href="namespaceutil__hash.html">util_hash</a></div><div class="ttdef"><b>Definition:</b> <a href="hash_8h_source.html#l00148">hash.h:148</a></div></div>
<div class="ttc" id="anamespaceutil__hash_html_a17715af1c1bc575a706eb167371b81e9"><div class="ttname"><a href="namespaceutil__hash.html#a17715af1c1bc575a706eb167371b81e9">util_hash::Hash</a></div><div class="ttdeci">uint64_t Hash(uint64_t num, uint64_t c)</div><div class="ttdef"><b>Definition:</b> <a href="hash_8h_source.html#l00150">hash.h:150</a></div></div>
<div class="ttc" id="apack_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0"><div class="ttname"><a href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a></div><div class="ttdeci">int index</div><div class="ttdef"><b>Definition:</b> <a href="pack_8cc_source.html#l00509">pack.cc:509</a></div></div>
<div class="ttc" id="astructstd_1_1hash_3_01std_1_1array_3_01_t_00_01_n_01_4_01_4_html_a4e82f705479189805a97c17cc076c42b"><div class="ttname"><a href="structstd_1_1hash_3_01std_1_1array_3_01_t_00_01_n_01_4_01_4.html#a4e82f705479189805a97c17cc076c42b">std::hash&lt; std::array&lt; T, N &gt; &gt;::operator()</a></div><div class="ttdeci">bool operator()(const std::array&lt; T, N &gt; &amp;a, const std::array&lt; T, N &gt; &amp;b) const</div><div class="ttdef"><b>Definition:</b> <a href="hash_8h_source.html#l00138">hash.h:138</a></div></div>
<div class="ttc" id="astructstd_1_1hash_3_01std_1_1array_3_01_t_00_01_n_01_4_01_4_html_ae74cb56a3d90fdfd34fa5c3bf85a13bd"><div class="ttname"><a href="structstd_1_1hash_3_01std_1_1array_3_01_t_00_01_n_01_4_01_4.html#ae74cb56a3d90fdfd34fa5c3bf85a13bd">std::hash&lt; std::array&lt; T, N &gt; &gt;::operator()</a></div><div class="ttdeci">size_t operator()(const std::array&lt; T, N &gt; &amp;t) const</div><div class="ttdef"><b>Definition:</b> <a href="hash_8h_source.html#l00128">hash.h:128</a></div></div>
<div class="ttc" id="astructstd_1_1hash_3_01std_1_1pair_3_01_first_00_01_second_01_4_01_4_html_ab7ae56bca653c8ba4d315e57b59e5033"><div class="ttname"><a href="structstd_1_1hash_3_01std_1_1pair_3_01_first_00_01_second_01_4_01_4.html#ab7ae56bca653c8ba4d315e57b59e5033">std::hash&lt; std::pair&lt; First, Second &gt; &gt;::operator()</a></div><div class="ttdeci">size_t operator()(const std::pair&lt; First, Second &gt; &amp;p) const</div><div class="ttdef"><b>Definition:</b> <a href="hash_8h_source.html#l00114">hash.h:114</a></div></div>
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