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 <span id="projectnumber">8.2</span>
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<div class="title">sched_constraints.cc</div> </div>
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<a href="sched__constraints_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2010-2018 Google LLC</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a 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>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// You may obtain a copy of the License at</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// See the License for the specific language governing permissions and</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// limitations under the License.</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  </div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// This file contains implementations of several scheduling constraints.</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">// The implemented constraints are:</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// * Cover constraints: ensure that an interval is the convex hull of</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// a set of interval variables. This includes the performed status</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// (one interval performed implies the cover var performed, all</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// intervals unperformed implies the cover var unperformed, cover</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// var unperformed implies all intervals unperformed, cover var</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// performed implis at least one interval performed).</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  </div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <string></span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <vector></span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  </div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "absl/strings/str_format.h"</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="integral__types_8h.html">ortools/base/integral_types.h</a>"</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="base_2logging_8h.html">ortools/base/logging.h</a>"</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="macros_8h.html">ortools/base/macros.h</a>"</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "<a class="code" href="constraint__solver_8h.html">ortools/constraint_solver/constraint_solver.h</a>"</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "<a class="code" href="constraint__solveri_8h.html">ortools/constraint_solver/constraint_solveri.h</a>"</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "<a class="code" href="string__array_8h.html">ortools/util/string_array.h</a>"</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">namespace </span><a class="code" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">class </span>TreeArrayConstraint : <span class="keyword">public</span> Constraint {</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">enum</span> PerformedStatus { UNPERFORMED, PERFORMED, UNDECIDED };</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  </div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  TreeArrayConstraint(Solver* <span class="keyword">const</span> solver,</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">const</span> std::vector<IntervalVar*>& vars,</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  IntervalVar* <span class="keyword">const</span> target_var)</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  : Constraint(solver),</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>(vars),</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>(target_var),</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  block_size_(solver-><a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>().array_split_size()) {</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  std::vector<int> lengths;</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  lengths.push_back(<a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>.size());</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">while</span> (lengths.back() > 1) {</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> current = lengths.back();</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  lengths.push_back((current + block_size_ - 1) / block_size_);</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  }</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  tree_.resize(lengths.size());</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < lengths.size(); ++i) {</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  tree_[i].resize(lengths[lengths.size() - i - 1]);</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  }</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295">DCHECK_GE</a>(tree_.size(), 1);</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(1, tree_[0].size());</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  root_node_ = &tree_[0][0];</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  }</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  std::string DebugStringInternal(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">return</span> absl::StrFormat(<span class="stringliteral">"Cover(%s) == %s"</span>, <a class="code" href="namespaceoperations__research.html#a9be76edcbd5ccb982d92c8d90421a73c">JoinDebugStringPtr</a>(<a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>, <span class="stringliteral">", "</span>),</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->DebugString());</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  }</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordtype">void</span> AcceptInternal(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  ModelVisitor* <span class="keyword">const</span> visitor)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  visitor->BeginVisitConstraint(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keyword">this</span>);</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  visitor->VisitIntervalArrayArgument(<a class="code" href="classoperations__research_1_1_model_visitor.html#a671ece39b478a03a0c0e45a0e81cc0c7">ModelVisitor::kIntervalsArgument</a>,</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>);</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  visitor->VisitIntervalArgument(<a class="code" href="classoperations__research_1_1_model_visitor.html#a489f38dd601db8d045efae4d9ae7d754">ModelVisitor::kTargetArgument</a>, <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>);</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  visitor->EndVisitConstraint(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keyword">this</span>);</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="comment">// Reduce the range of a given node (interval, state).</span></div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordtype">void</span> ReduceDomain(<span class="keywordtype">int</span> depth, <span class="keywordtype">int</span> position, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> new_start_min,</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> new_start_max, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> new_end_min, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> new_end_max,</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  PerformedStatus <a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a>) {</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  NodeInfo* <span class="keyword">const</span> info = &tree_[depth][position];</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">if</span> (new_start_min > info->start_min.Value()) {</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  info->start_min.SetValue(solver(), new_start_min);</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  }</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">if</span> (new_start_max < info-><a class="code" href="sched__constraints_8cc.html#a7c8133c50ba59755e2162ad1a9478da7">start_max</a>.Value()) {</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  info->start_max.SetValue(solver(), new_start_max);</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">if</span> (new_end_min > info->end_min.Value()) {</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  info->end_min.SetValue(solver(), new_end_min);</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  }</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span> (new_end_max < info-><a class="code" href="sched__constraints_8cc.html#a3db7a45809ea7c6000b10a58f003b331">end_max</a>.Value()) {</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  info->end_max.SetValue(solver(), new_end_max);</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  }</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">if</span> (<a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a> != UNDECIDED) {</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a> == info->performed.Value() ||</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  info->performed.Value() == UNDECIDED);</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  info->performed.SetValue(solver(), <a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a>);</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  }</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  </div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordtype">void</span> InitLeaf(<span class="keywordtype">int</span> position, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="sched__constraints_8cc.html#ab2188791e61e013dc8b28e66b31041cd">start_min</a>, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="sched__constraints_8cc.html#a7c8133c50ba59755e2162ad1a9478da7">start_max</a>, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="sched__constraints_8cc.html#a16edac3fa04d9ba10ff012b5fb8add05">end_min</a>,</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="sched__constraints_8cc.html#a3db7a45809ea7c6000b10a58f003b331">end_max</a>, PerformedStatus <a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a>) {</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  InitNode(MaxDepth(), position, <a class="code" href="sched__constraints_8cc.html#ab2188791e61e013dc8b28e66b31041cd">start_min</a>, <a class="code" href="sched__constraints_8cc.html#a7c8133c50ba59755e2162ad1a9478da7">start_max</a>, <a class="code" href="sched__constraints_8cc.html#a16edac3fa04d9ba10ff012b5fb8add05">end_min</a>, <a class="code" href="sched__constraints_8cc.html#a3db7a45809ea7c6000b10a58f003b331">end_max</a>,</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a>);</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  }</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  </div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordtype">void</span> InitNode(<span class="keywordtype">int</span> depth, <span class="keywordtype">int</span> position, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="sched__constraints_8cc.html#ab2188791e61e013dc8b28e66b31041cd">start_min</a>, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="sched__constraints_8cc.html#a7c8133c50ba59755e2162ad1a9478da7">start_max</a>,</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="sched__constraints_8cc.html#a16edac3fa04d9ba10ff012b5fb8add05">end_min</a>, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="sched__constraints_8cc.html#a3db7a45809ea7c6000b10a58f003b331">end_max</a>, PerformedStatus <a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a>) {</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  tree_[depth][position].start_min.SetValue(solver(), <a class="code" href="sched__constraints_8cc.html#ab2188791e61e013dc8b28e66b31041cd">start_min</a>);</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  tree_[depth][position].start_max.SetValue(solver(), <a class="code" href="sched__constraints_8cc.html#a7c8133c50ba59755e2162ad1a9478da7">start_max</a>);</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  tree_[depth][position].end_min.SetValue(solver(), <a class="code" href="sched__constraints_8cc.html#a16edac3fa04d9ba10ff012b5fb8add05">end_min</a>);</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  tree_[depth][position].end_max.SetValue(solver(), <a class="code" href="sched__constraints_8cc.html#a3db7a45809ea7c6000b10a58f003b331">end_max</a>);</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  tree_[depth][position].performed.SetValue(solver(),</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(<a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a>));</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  }</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> StartMin(<span class="keywordtype">int</span> depth, <span class="keywordtype">int</span> position)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">return</span> tree_[depth][position].start_min.Value();</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  }</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  </div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> StartMax(<span class="keywordtype">int</span> depth, <span class="keywordtype">int</span> position)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span> tree_[depth][position].start_max.Value();</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  }</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  </div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> EndMax(<span class="keywordtype">int</span> depth, <span class="keywordtype">int</span> position)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">return</span> tree_[depth][position].end_max.Value();</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  }</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  </div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> EndMin(<span class="keywordtype">int</span> depth, <span class="keywordtype">int</span> position)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">return</span> tree_[depth][position].end_min.Value();</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  }</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  </div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  PerformedStatus Performed(<span class="keywordtype">int</span> depth, <span class="keywordtype">int</span> position)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> p = tree_[depth][position].performed.Value();</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <a class="code" href="base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9">CHECK_GE</a>(p, UNPERFORMED);</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c">CHECK_LE</a>(p, UNDECIDED);</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>PerformedStatus<span class="keyword">></span>(p);</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  }</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  </div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> RootStartMin()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> root_node_->start_min.Value(); }</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  </div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> RootStartMax()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> root_node_->start_max.Value(); }</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  </div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> RootEndMin()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> root_node_->end_min.Value(); }</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  </div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> RootEndMax()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> root_node_->end_max.Value(); }</div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  </div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  PerformedStatus RootPerformed()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> Performed(0, 0); }</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  </div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="comment">// This getters query first if the var can be performed, and will</span></div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">// return a default value if not.</span></div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> VarStartMin(<span class="keywordtype">int</span> position)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">return</span> <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->MayBePerformed() ? <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->StartMin() : 0;</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  }</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  </div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> VarStartMax(<span class="keywordtype">int</span> position)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->MayBePerformed() ? <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->StartMax() : 0;</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  }</div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  </div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> VarEndMin(<span class="keywordtype">int</span> position)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">return</span> <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->MayBePerformed() ? <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->EndMin() : 0;</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  </div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> VarEndMax(<span class="keywordtype">int</span> position)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span> <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->MayBePerformed() ? <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->EndMax() : 0;</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  }</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  </div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> TargetVarStartMin()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">return</span> <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->MayBePerformed() ? <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->StartMin() : 0;</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  }</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  </div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> TargetVarStartMax()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">return</span> <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->MayBePerformed() ? <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->StartMax() : 0;</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  }</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  </div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> TargetVarEndMin()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">return</span> <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->MayBePerformed() ? <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->EndMin() : 0;</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  }</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  </div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> TargetVarEndMax()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">return</span> <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->MayBePerformed() ? <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->EndMax() : 0;</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  </div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="comment">// Returns the performed status of the 'position' nth interval</span></div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="comment">// var of the problem.</span></div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  PerformedStatus VarPerformed(<span class="keywordtype">int</span> position)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  IntervalVar* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position];</div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->MustBePerformed()) {</div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">return</span> PERFORMED;</div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->MayBePerformed()) {</div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">return</span> UNDECIDED;</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">return</span> UNPERFORMED;</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  }</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  }</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  </div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment">// Returns the performed status of the target var.</span></div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  PerformedStatus TargetVarPerformed()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">if</span> (<a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->MustBePerformed()) {</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">return</span> PERFORMED;</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->MayBePerformed()) {</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordflow">return</span> UNDECIDED;</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">return</span> UNPERFORMED;</div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  }</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  </div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="comment">// Returns the position of the parent of a node with a given position.</span></div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordtype">int</span> Parent(<span class="keywordtype">int</span> position)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> position / block_size_; }</div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  </div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="comment">// Returns the index of the first child of a node at a given 'position'.</span></div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordtype">int</span> ChildStart(<span class="keywordtype">int</span> position)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> position * block_size_; }</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  </div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="comment">// Returns the index of the last child of a node at a given</span></div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="comment">// 'position'. The depth is needed to make sure that do not overlap</span></div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="comment">// the width of the tree at a given depth.</span></div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordtype">int</span> ChildEnd(<span class="keywordtype">int</span> depth, <span class="keywordtype">int</span> position)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <a class="code" href="base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a">DCHECK_LT</a>(depth + 1, tree_.size());</div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">return</span> <a class="code" href="alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37">std::min</a>((position + 1) * block_size_ - 1, Width(depth + 1) - 1);</div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  }</div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  </div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordtype">bool</span> IsLeaf(<span class="keywordtype">int</span> depth)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> depth == MaxDepth(); }</div>
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<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  </div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordtype">int</span> MaxDepth()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> tree_.size() - 1; }</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  </div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordtype">int</span> Width(<span class="keywordtype">int</span> depth)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> tree_[depth].size(); }</div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  </div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keyword">protected</span>:</div>
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<div class="line"><a name="l00229"></a><span class="lineno"><a class="line" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05"> 229</a></span>  <span class="keyword">const</span> std::vector<IntervalVar*> <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>;</div>
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<div class="line"><a name="l00230"></a><span class="lineno"><a class="line" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad"> 230</a></span>  IntervalVar* <span class="keyword">const</span> <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>;</div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  </div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keyword">struct </span>NodeInfo {</div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  NodeInfo()</div>
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  : <a class="code" href="sched__constraints_8cc.html#ab2188791e61e013dc8b28e66b31041cd">start_min</a>(0),</div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <a class="code" href="sched__constraints_8cc.html#a7c8133c50ba59755e2162ad1a9478da7">start_max</a>(0),</div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <a class="code" href="sched__constraints_8cc.html#a16edac3fa04d9ba10ff012b5fb8add05">end_min</a>(0),</div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <a class="code" href="sched__constraints_8cc.html#a3db7a45809ea7c6000b10a58f003b331">end_max</a>(0),</div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a>(UNDECIDED) {}</div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  </div>
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<div class="line"><a name="l00241"></a><span class="lineno"><a class="line" href="sched__constraints_8cc.html#ab2188791e61e013dc8b28e66b31041cd"> 241</a></span>  Rev<int64> <a class="code" href="sched__constraints_8cc.html#ab2188791e61e013dc8b28e66b31041cd">start_min</a>;</div>
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<div class="line"><a name="l00242"></a><span class="lineno"><a class="line" href="sched__constraints_8cc.html#a7c8133c50ba59755e2162ad1a9478da7"> 242</a></span>  Rev<int64> <a class="code" href="sched__constraints_8cc.html#a7c8133c50ba59755e2162ad1a9478da7">start_max</a>;</div>
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<div class="line"><a name="l00243"></a><span class="lineno"><a class="line" href="sched__constraints_8cc.html#a16edac3fa04d9ba10ff012b5fb8add05"> 243</a></span>  Rev<int64> <a class="code" href="sched__constraints_8cc.html#a16edac3fa04d9ba10ff012b5fb8add05">end_min</a>;</div>
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<div class="line"><a name="l00244"></a><span class="lineno"><a class="line" href="sched__constraints_8cc.html#a3db7a45809ea7c6000b10a58f003b331"> 244</a></span>  Rev<int64> <a class="code" href="sched__constraints_8cc.html#a3db7a45809ea7c6000b10a58f003b331">end_max</a>;</div>
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<div class="line"><a name="l00245"></a><span class="lineno"><a class="line" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814"> 245</a></span>  Rev<int> <a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a>;</div>
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|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  };</div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  </div>
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  std::vector<std::vector<NodeInfo> > tree_;</div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> block_size_;</div>
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<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  NodeInfo* root_node_;</div>
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> };</div>
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  </div>
|
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="comment">// This constraint implements cover(vars) == cover_var.</span></div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="keyword">class </span>CoverConstraint : <span class="keyword">public</span> TreeArrayConstraint {</div>
|
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keyword">public</span>:</div>
|
|
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  CoverConstraint(Solver* <span class="keyword">const</span> solver, <span class="keyword">const</span> std::vector<IntervalVar*>& vars,</div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  IntervalVar* <span class="keyword">const</span> cover_var)</div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  : TreeArrayConstraint(solver, vars, cover_var), cover_demon_(<span class="keyword">nullptr</span>) {}</div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  </div>
|
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  ~CoverConstraint()<span class="keyword"> override </span>{}</div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  </div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordtype">void</span> Post()<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>.size(); ++i) {</div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  Demon* <span class="keyword">const</span> demon = <a class="code" href="namespaceoperations__research.html#a4fb750da00c784e5ffd1763fd3ce88f7">MakeConstraintDemon1</a>(</div>
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<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  solver(), <span class="keyword">this</span>, &CoverConstraint::LeafChanged, <span class="stringliteral">"LeafChanged"</span>, i);</div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[i]->WhenStartRange(demon);</div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[i]->WhenEndRange(demon);</div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[i]->WhenPerformedBound(demon);</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  }</div>
|
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  cover_demon_ = solver()->RegisterDemon(<a class="code" href="namespaceoperations__research.html#a82110ba1f45aa29ffc933102880dbd82">MakeDelayedConstraintDemon0</a>(</div>
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|
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  solver(), <span class="keyword">this</span>, &CoverConstraint::CoverVarChanged, <span class="stringliteral">"CoverVarChanged"</span>));</div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->WhenStartRange(cover_demon_);</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->WhenEndRange(cover_demon_);</div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->WhenPerformedBound(cover_demon_);</div>
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|
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  }</div>
|
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  </div>
|
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordtype">void</span> InitialPropagate()<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="comment">// Copy vars to leaf nodes.</span></div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>.size(); ++i) {</div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  InitLeaf(i, VarStartMin(i), VarStartMax(i), VarEndMin(i), VarEndMax(i),</div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  VarPerformed(i));</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  }</div>
|
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  </div>
|
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="comment">// Compute up.</span></div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = MaxDepth() - 1; i >= 0; --i) {</div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < Width(i); ++j) {</div>
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<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> bucket_start_min = <a class="code" href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a>;</div>
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<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> bucket_start_max = <a class="code" href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a>;</div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> bucket_end_min = <a class="code" href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a>;</div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> bucket_end_max = <a class="code" href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a>;</div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordtype">bool</span> one_undecided = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keyword">const</span> PerformedStatus up_performed = ComputePropagationUp(</div>
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  i, j, &bucket_start_min, &bucket_start_max, &bucket_end_min,</div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  &bucket_end_max, &one_undecided);</div>
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<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  InitNode(i, j, bucket_start_min, bucket_start_max, bucket_end_min,</div>
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  bucket_end_max, up_performed);</div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  }</div>
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<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  }</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="comment">// Compute down.</span></div>
|
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  PropagateRoot();</div>
|
|
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  }</div>
|
|
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  </div>
|
|
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordtype">void</span> PropagateRoot() {</div>
|
|
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="comment">// Propagate from the root of the tree to the target var.</span></div>
|
|
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">switch</span> (RootPerformed()) {</div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keywordflow">case</span> UNPERFORMED:</div>
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->SetPerformed(<span class="keyword">false</span>);</div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">break</span>;</div>
|
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<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">case</span> PERFORMED:</div>
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->SetPerformed(<span class="keyword">true</span>);</div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  ABSL_FALLTHROUGH_INTENDED;</div>
|
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">case</span> UNDECIDED:</div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->SetStartRange(RootStartMin(), RootStartMax());</div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <a class="code" href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a>->SetEndRange(RootEndMin(), RootEndMax());</div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  }</div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="comment">// Check if we need to propagate back. This is useful in case the</span></div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="comment">// target var is performed and only one last interval var may be</span></div>
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="comment">// performed, and thus needs to change is status to performed.</span></div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  CoverVarChanged();</div>
|
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  }</div>
|
|
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  </div>
|
|
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="comment">// Propagates from top to bottom.</span></div>
|
|
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordtype">void</span> CoverVarChanged() {</div>
|
|
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  PushDown(0, 0, TargetVarStartMin(), TargetVarStartMax(), TargetVarEndMin(),</div>
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<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  TargetVarEndMax(), TargetVarPerformed());</div>
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  }</div>
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  </div>
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<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordtype">void</span> PushDown(<span class="keywordtype">int</span> depth, <span class="keywordtype">int</span> position, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> new_start_min,</div>
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<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> new_start_max, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> new_end_min, <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> new_end_max,</div>
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|
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  PerformedStatus <a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a>) {</div>
|
|
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="comment">// TODO(user): Propagate start_max and end_min going down.</span></div>
|
|
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="comment">// Nothing to do?</span></div>
|
|
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">if</span> (new_start_min <= StartMin(depth, position) &&</div>
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<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  new_start_max >= StartMax(depth, position) &&</div>
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<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  new_end_min <= EndMin(depth, position) &&</div>
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<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  new_end_max >= EndMax(depth, position) &&</div>
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<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  (<a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a> == UNDECIDED || <a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a> == Performed(depth, position))) {</div>
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<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  }</div>
|
|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="comment">// Leaf node -> push to leaf var.</span></div>
|
|
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">if</span> (IsLeaf(depth)) {</div>
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<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordflow">switch</span> (<a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a>) {</div>
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<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">case</span> UNPERFORMED:</div>
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<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->SetPerformed(<span class="keyword">false</span>);</div>
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|
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordflow">case</span> PERFORMED:</div>
|
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<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->SetPerformed(<span class="keyword">true</span>);</div>
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<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  ABSL_FALLTHROUGH_INTENDED;</div>
|
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<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordflow">case</span> UNDECIDED:</div>
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<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->SetStartRange(new_start_min, new_start_max);</div>
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<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[position]->SetEndRange(new_end_min, new_end_max);</div>
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<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  }</div>
|
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<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  }</div>
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<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  </div>
|
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<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> block_start = ChildStart(position);</div>
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> block_end = ChildEnd(depth, position);</div>
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<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  </div>
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<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordflow">switch</span> (<a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a>) {</div>
|
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<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keywordflow">case</span> UNPERFORMED: { <span class="comment">// Mark all node unperformed.</span></div>
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<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = block_start; i <= block_end; ++i) {</div>
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<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  PushDown(depth + 1, i, new_start_min, new_start_max, new_end_min,</div>
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<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  new_end_max, UNPERFORMED);</div>
|
|
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  }</div>
|
|
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  }</div>
|
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<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keywordflow">case</span> PERFORMED: { <span class="comment">// Count number of undecided or performed;</span></div>
|
|
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordtype">int</span> candidate = -1;</div>
|
|
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keywordtype">int</span> may_be_performed_count = 0;</div>
|
|
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordtype">int</span> must_be_performed_count = 0;</div>
|
|
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = block_start; i <= block_end; ++i) {</div>
|
|
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordflow">switch</span> (Performed(depth + 1, i)) {</div>
|
|
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordflow">case</span> UNPERFORMED:</div>
|
|
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">case</span> PERFORMED:</div>
|
|
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  must_be_performed_count++;</div>
|
|
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  ABSL_FALLTHROUGH_INTENDED;</div>
|
|
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keywordflow">case</span> UNDECIDED:</div>
|
|
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  may_be_performed_count++;</div>
|
|
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  candidate = i;</div>
|
|
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  }</div>
|
|
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  }</div>
|
|
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">if</span> (may_be_performed_count == 0) {</div>
|
|
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  solver()->Fail();</div>
|
|
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (may_be_performed_count == 1) {</div>
|
|
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  PushDown(depth + 1, candidate, new_start_min, new_start_max,</div>
|
|
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  new_end_min, new_end_max, PERFORMED);</div>
|
|
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = block_start; i <= block_end; ++i) {</div>
|
|
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="comment">// Since there are more than 1 active child node, we</span></div>
|
|
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="comment">// cannot propagate on new_start_max and new_end_min. Thus</span></div>
|
|
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="comment">// we substitute them with safe bounds e.g. new_end_max</span></div>
|
|
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="comment">// and new_start_min.</span></div>
|
|
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  PushDown(depth + 1, i, new_start_min, new_end_max, new_start_min,</div>
|
|
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  new_end_max, UNDECIDED);</div>
|
|
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  }</div>
|
|
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  }</div>
|
|
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  }</div>
|
|
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">case</span> UNDECIDED: {</div>
|
|
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = block_start; i <= block_end; ++i) {</div>
|
|
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="comment">// Since there are more than 1 active child node, we</span></div>
|
|
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="comment">// cannot propagate on new_start_max and new_end_min. Thus</span></div>
|
|
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="comment">// we substitute them with safe bounds e.g. new_end_max</span></div>
|
|
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="comment">// and new_start_min.</span></div>
|
|
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  PushDown(depth + 1, i, new_start_min, new_end_max, new_start_min,</div>
|
|
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  new_end_max, UNDECIDED);</div>
|
|
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  }</div>
|
|
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  }</div>
|
|
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  }</div>
|
|
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  }</div>
|
|
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  </div>
|
|
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordtype">void</span> LeafChanged(<span class="keywordtype">int</span> term_index) {</div>
|
|
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  ReduceDomain(MaxDepth(), term_index, VarStartMin(term_index),</div>
|
|
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  VarStartMax(term_index), VarEndMin(term_index),</div>
|
|
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  VarEndMax(term_index), VarPerformed(term_index));</div>
|
|
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="comment">// Do we need to propagate up?</span></div>
|
|
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> parent = Parent(term_index);</div>
|
|
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> parent_depth = MaxDepth() - 1;</div>
|
|
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> parent_start_min = StartMin(parent_depth, parent);</div>
|
|
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> parent_start_max = StartMax(parent_depth, parent);</div>
|
|
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> parent_end_min = EndMin(parent_depth, parent);</div>
|
|
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> parent_end_max = EndMax(parent_depth, parent);</div>
|
|
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  IntervalVar* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = <a class="code" href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a>[term_index];</div>
|
|
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> performed_bound = <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->IsPerformedBound();</div>
|
|
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> was_performed_bound = <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->WasPerformedBound();</div>
|
|
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keywordflow">if</span> (performed_bound == was_performed_bound && <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->MayBePerformed() &&</div>
|
|
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->OldStartMin() != parent_start_min &&</div>
|
|
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->OldStartMax() != parent_start_max &&</div>
|
|
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->OldEndMin() != parent_end_min &&</div>
|
|
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->OldEndMax() != parent_end_max) {</div>
|
|
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="comment">// We were not a support of the parent bounds, and the performed</span></div>
|
|
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="comment">// status has not changed. There is no need to propagate up.</span></div>
|
|
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">return</span>;</div>
|
|
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  }</div>
|
|
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  PushUp(term_index);</div>
|
|
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  }</div>
|
|
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  </div>
|
|
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <span class="keywordtype">void</span> PushUp(<span class="keywordtype">int</span> position) {</div>
|
|
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="keywordtype">int</span> depth = MaxDepth();</div>
|
|
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keywordflow">while</span> (depth > 0) {</div>
|
|
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> parent = Parent(position);</div>
|
|
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> parent_depth = depth - 1;</div>
|
|
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> bucket_start_min = <a class="code" href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a>;</div>
|
|
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> bucket_start_max = <a class="code" href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a>;</div>
|
|
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> bucket_end_min = <a class="code" href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a>;</div>
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|
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> bucket_end_max = <a class="code" href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a>;</div>
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<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordtype">bool</span> one_undecided = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="keyword">const</span> PerformedStatus status_up = ComputePropagationUp(</div>
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<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  parent_depth, parent, &bucket_start_min, &bucket_start_max,</div>
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<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  &bucket_end_min, &bucket_end_max, &one_undecided);</div>
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<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keywordflow">if</span> (bucket_start_min > StartMin(parent_depth, parent) ||</div>
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<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  bucket_start_max < StartMax(parent_depth, parent) ||</div>
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<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  bucket_end_min > EndMin(parent_depth, parent) ||</div>
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<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  bucket_end_max < EndMax(parent_depth, parent) ||</div>
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<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  status_up != Performed(parent_depth, parent)) {</div>
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<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  ReduceDomain(parent_depth, parent, bucket_start_min, bucket_start_max,</div>
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<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  bucket_end_min, bucket_end_max, status_up);</div>
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<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordflow">if</span> (one_undecided && TargetVarPerformed() == PERFORMED) {</div>
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<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="comment">// This may be the last possible interval that can and</span></div>
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<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="comment">// should be performed.</span></div>
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<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  PropagateRoot();</div>
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<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  }</div>
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<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="comment">// There is nothing more to propagate up. We can stop now.</span></div>
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<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  }</div>
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<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  depth = parent_depth;</div>
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<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  position = parent;</div>
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<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  }</div>
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<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(0, depth);</div>
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<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  PropagateRoot();</div>
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<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  }</div>
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<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  </div>
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<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  std::string DebugString()<span class="keyword"> const override </span>{</div>
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<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <span class="keywordflow">return</span> DebugStringInternal(<a class="code" href="classoperations__research_1_1_model_visitor.html#ad1dfc3f6d78e1356e62a200e02362928">ModelVisitor::kCover</a>);</div>
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<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  }</div>
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<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  </div>
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<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keywordtype">void</span> Accept(ModelVisitor* <span class="keyword">const</span> visitor)<span class="keyword"> const override </span>{</div>
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<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  AcceptInternal(<a class="code" href="classoperations__research_1_1_model_visitor.html#ad1dfc3f6d78e1356e62a200e02362928">ModelVisitor::kCover</a>, visitor);</div>
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<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  }</div>
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<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  </div>
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<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  PerformedStatus ComputePropagationUp(<span class="keywordtype">int</span> parent_depth, <span class="keywordtype">int</span> parent_position,</div>
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<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a>* <span class="keyword">const</span> bucket_start_min,</div>
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<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a>* <span class="keyword">const</span> bucket_start_max,</div>
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<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a>* <span class="keyword">const</span> bucket_end_min,</div>
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<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a>* <span class="keyword">const</span> bucket_end_max,</div>
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<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="keywordtype">bool</span>* one_undecided) {</div>
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<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  *bucket_start_min = <a class="code" href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a>;</div>
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<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  *bucket_start_max = <a class="code" href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a>;</div>
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<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  *bucket_end_min = <a class="code" href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a>;</div>
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<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  *bucket_end_max = <a class="code" href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a>;</div>
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|
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  </div>
|
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<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <span class="keywordtype">int</span> may_be_performed_count = 0;</div>
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<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="keywordtype">int</span> must_be_performed_count = 0;</div>
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<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> block_start = ChildStart(parent_position);</div>
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|
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> block_end = ChildEnd(parent_depth, parent_position);</div>
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|
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> k = block_start; k <= block_end; ++k) {</div>
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|
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="keyword">const</span> PerformedStatus <a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a> = Performed(parent_depth + 1, k);</div>
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|
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  <span class="keywordflow">if</span> (<a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a> != UNPERFORMED) {</div>
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|
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  *bucket_start_min =</div>
|
|
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <a class="code" href="alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37">std::min</a>(*bucket_start_min, StartMin(parent_depth + 1, k));</div>
|
|
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  *bucket_end_max =</div>
|
|
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <a class="code" href="alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a">std::max</a>(*bucket_end_max, EndMax(parent_depth + 1, k));</div>
|
|
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  may_be_performed_count++;</div>
|
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<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <span class="keywordflow">if</span> (<a class="code" href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a> == PERFORMED) {</div>
|
|
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  *bucket_start_max =</div>
|
|
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <a class="code" href="alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37">std::min</a>(*bucket_start_max, StartMax(parent_depth + 1, k));</div>
|
|
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  *bucket_end_min =</div>
|
|
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <a class="code" href="alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a">std::max</a>(*bucket_end_min, EndMin(parent_depth + 1, k));</div>
|
|
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  must_be_performed_count++;</div>
|
|
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  }</div>
|
|
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  }</div>
|
|
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  }</div>
|
|
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="keyword">const</span> PerformedStatus up_performed =</div>
|
|
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  must_be_performed_count > 0</div>
|
|
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  ? PERFORMED</div>
|
|
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  : (may_be_performed_count > 0 ? UNDECIDED : UNPERFORMED);</div>
|
|
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  *one_undecided =</div>
|
|
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  (may_be_performed_count == 1) && (must_be_performed_count == 0);</div>
|
|
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keywordflow">return</span> up_performed;</div>
|
|
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  }</div>
|
|
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  </div>
|
|
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  Demon* cover_demon_;</div>
|
|
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span> };</div>
|
|
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  </div>
|
|
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> <span class="keyword">class </span>IntervalEquality : <span class="keyword">public</span> Constraint {</div>
|
|
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="keyword">public</span>:</div>
|
|
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  IntervalEquality(Solver* <span class="keyword">const</span> solver, IntervalVar* <span class="keyword">const</span> var1,</div>
|
|
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  IntervalVar* <span class="keyword">const</span> var2)</div>
|
|
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  : Constraint(solver), var1_(var1), var2_(var2) {}</div>
|
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<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  </div>
|
|
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  ~IntervalEquality()<span class="keyword"> override </span>{}</div>
|
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<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  </div>
|
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<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keywordtype">void</span> Post()<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  Demon* <span class="keyword">const</span> demon = solver()->MakeConstraintInitialPropagateCallback(<span class="keyword">this</span>);</div>
|
|
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  var1_->WhenAnything(demon);</div>
|
|
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  var2_->WhenAnything(demon);</div>
|
|
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  }</div>
|
|
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  </div>
|
|
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="keywordtype">void</span> InitialPropagate()<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <span class="comment">// Naive code. Can be split by property (performed, start...).</span></div>
|
|
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="keywordflow">if</span> (!var1_->MayBePerformed()) {</div>
|
|
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  var2_->SetPerformed(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <span class="keywordflow">if</span> (var1_->MustBePerformed()) {</div>
|
|
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  var2_->SetPerformed(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  }</div>
|
|
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  var2_->SetStartRange(var1_->StartMin(), var1_->StartMax());</div>
|
|
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  var2_->SetDurationRange(var1_->DurationMin(), var1_->DurationMax());</div>
|
|
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  var2_->SetEndRange(var1_->EndMin(), var1_->EndMax());</div>
|
|
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  }</div>
|
|
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="keywordflow">if</span> (!var2_->MayBePerformed()) {</div>
|
|
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  var1_->SetPerformed(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <span class="keywordflow">if</span> (var2_->MustBePerformed()) {</div>
|
|
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  var1_->SetPerformed(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  }</div>
|
|
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  var1_->SetStartRange(var2_->StartMin(), var2_->StartMax());</div>
|
|
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  var1_->SetDurationRange(var2_->DurationMin(), var2_->DurationMax());</div>
|
|
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  var1_->SetEndRange(var2_->EndMin(), var2_->EndMax());</div>
|
|
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  }</div>
|
|
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  }</div>
|
|
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  </div>
|
|
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  std::string DebugString()<span class="keyword"> const override </span>{</div>
|
|
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  <span class="keywordflow">return</span> absl::StrFormat(<span class="stringliteral">"Equality(%s, %s)"</span>, var1_->DebugString(),</div>
|
|
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  var2_->DebugString());</div>
|
|
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  }</div>
|
|
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  </div>
|
|
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keywordtype">void</span> Accept(ModelVisitor* <span class="keyword">const</span> visitor)<span class="keyword"> const override </span>{</div>
|
|
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  visitor->BeginVisitConstraint(<a class="code" href="classoperations__research_1_1_model_visitor.html#ae09dd5154949456d47ff991182c2c33f">ModelVisitor::kEquality</a>, <span class="keyword">this</span>);</div>
|
|
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  visitor->VisitIntervalArgument(<a class="code" href="classoperations__research_1_1_model_visitor.html#a8e24c7d309e4aaa23eca1c75bd42bdc5">ModelVisitor::kLeftArgument</a>, var1_);</div>
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|
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  visitor->VisitIntervalArgument(<a class="code" href="classoperations__research_1_1_model_visitor.html#aaeff643bea5491c9055dc67124d5d3d2">ModelVisitor::kRightArgument</a>, var2_);</div>
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|
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  visitor->EndVisitConstraint(<a class="code" href="classoperations__research_1_1_model_visitor.html#ae09dd5154949456d47ff991182c2c33f">ModelVisitor::kEquality</a>, <span class="keyword">this</span>);</div>
|
|
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  }</div>
|
|
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  </div>
|
|
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  <span class="keyword">private</span>:</div>
|
|
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  IntervalVar* <span class="keyword">const</span> var1_;</div>
|
|
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  IntervalVar* <span class="keyword">const</span> var2_;</div>
|
|
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span> };</div>
|
|
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span> } <span class="comment">// namespace</span></div>
|
|
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  </div>
|
|
<div class="line"><a name="l00585"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_solver.html#a4a279756d1bcfa51f40d5fc8e299abab"> 585</a></span> <a class="code" href="classoperations__research_1_1_constraint.html">Constraint</a>* <a class="code" href="classoperations__research_1_1_solver.html#a4a279756d1bcfa51f40d5fc8e299abab">Solver::MakeCover</a>(<span class="keyword">const</span> std::vector<IntervalVar*>& vars,</div>
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<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <a class="code" href="classoperations__research_1_1_interval_var.html">IntervalVar</a>* <span class="keyword">const</span> target_var) {</div>
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<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(!vars.empty());</div>
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<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <span class="keywordflow">if</span> (vars.size() == 1) {</div>
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<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_solver.html#a2085a8965de86fa4cf3aa76331331372">MakeEquality</a>(vars[0], target_var);</div>
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<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_solver.html#ab741cb25dd32d1cbe02fbfb36337d9bb">RevAlloc</a>(<span class="keyword">new</span> CoverConstraint(<span class="keyword">this</span>, vars, target_var));</div>
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<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  }</div>
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<div class="line"><a name="l00593"></a><span class="lineno"> 593</span> }</div>
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<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  </div>
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<div class="line"><a name="l00595"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_solver.html#ac8d11f92b1af7b582f49c50ff1a02559"> 595</a></span> <a class="code" href="classoperations__research_1_1_constraint.html">Constraint</a>* <a class="code" href="classoperations__research_1_1_solver.html#a2085a8965de86fa4cf3aa76331331372">Solver::MakeEquality</a>(<a class="code" href="classoperations__research_1_1_interval_var.html">IntervalVar</a>* <span class="keyword">const</span> var1,</div>
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<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  <a class="code" href="classoperations__research_1_1_interval_var.html">IntervalVar</a>* <span class="keyword">const</span> var2) {</div>
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<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_solver.html#ab741cb25dd32d1cbe02fbfb36337d9bb">RevAlloc</a>(<span class="keyword">new</span> IntervalEquality(<span class="keyword">this</span>, var1, var2));</div>
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<div class="line"><a name="l00598"></a><span class="lineno"> 598</span> }</div>
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<div class="line"><a name="l00599"></a><span class="lineno"> 599</span> } <span class="comment">// namespace operations_research</span></div>
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<div class="ttc" id="aalldiff__cst_8cc_html_a021e695f54a13bd809c34b2f4ca87c37"><div class="ttname"><a href="alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37">min</a></div><div class="ttdeci">int64 min</div><div class="ttdef"><b>Definition:</b> <a href="alldiff__cst_8cc_source.html#l00138">alldiff_cst.cc:138</a></div></div>
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<div class="ttc" id="aalldiff__cst_8cc_html_a9d0c202d5fdd62f4fa2c613339ff168a"><div class="ttname"><a href="alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a">max</a></div><div class="ttdeci">int64 max</div><div class="ttdef"><b>Definition:</b> <a href="alldiff__cst_8cc_source.html#l00139">alldiff_cst.cc:139</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html"><div class="ttname"><a href="base_2logging_8h.html">logging.h</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a3e1cfef60e774a81f30eaddf26a3a274"><div class="ttname"><a href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a></div><div class="ttdeci">#define CHECK(condition)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00495">base/logging.h:495</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a7cc25402ecd7591b4c39934dd656b1f9"><div class="ttname"><a href="base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9">CHECK_GE</a></div><div class="ttdeci">#define CHECK_GE(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00701">base/logging.h:701</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_aae2dc65d9ea248d54bf39daa986dd295"><div class="ttname"><a href="base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295">DCHECK_GE</a></div><div class="ttdeci">#define DCHECK_GE(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00889">base/logging.h:889</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_ab62f5ed8f2d48e29802be0cbbcd1359a"><div class="ttname"><a href="base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a">DCHECK_LT</a></div><div class="ttdeci">#define DCHECK_LT(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00888">base/logging.h:888</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_ae4db23f10f5d4aad6d735f5a74cd6f8c"><div class="ttname"><a href="base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c">CHECK_LE</a></div><div class="ttdeci">#define CHECK_LE(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00699">base/logging.h:699</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_ae89df3243bbb8341130c7b3f44145ea0"><div class="ttname"><a href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a></div><div class="ttdeci">#define DCHECK_EQ(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00885">base/logging.h:885</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_constraint_html"><div class="ttname"><a href="classoperations__research_1_1_constraint.html">operations_research::Constraint</a></div><div class="ttdoc">A constraint is the main modeling object.</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_8h_source.html#l03584">constraint_solver.h:3584</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_interval_var_html"><div class="ttname"><a href="classoperations__research_1_1_interval_var.html">operations_research::IntervalVar</a></div><div class="ttdoc">Interval variables are often used in scheduling.</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_8h_source.html#l04394">constraint_solver.h:4394</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_model_visitor_html_a489f38dd601db8d045efae4d9ae7d754"><div class="ttname"><a href="classoperations__research_1_1_model_visitor.html#a489f38dd601db8d045efae4d9ae7d754">operations_research::ModelVisitor::kTargetArgument</a></div><div class="ttdeci">static const char kTargetArgument[]</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_8h_source.html#l03487">constraint_solver.h:3487</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_model_visitor_html_a671ece39b478a03a0c0e45a0e81cc0c7"><div class="ttname"><a href="classoperations__research_1_1_model_visitor.html#a671ece39b478a03a0c0e45a0e81cc0c7">operations_research::ModelVisitor::kIntervalsArgument</a></div><div class="ttdeci">static const char kIntervalsArgument[]</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_8h_source.html#l03460">constraint_solver.h:3460</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_model_visitor_html_a8e24c7d309e4aaa23eca1c75bd42bdc5"><div class="ttname"><a href="classoperations__research_1_1_model_visitor.html#a8e24c7d309e4aaa23eca1c75bd42bdc5">operations_research::ModelVisitor::kLeftArgument</a></div><div class="ttdeci">static const char kLeftArgument[]</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_8h_source.html#l03463">constraint_solver.h:3463</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_model_visitor_html_aaeff643bea5491c9055dc67124d5d3d2"><div class="ttname"><a href="classoperations__research_1_1_model_visitor.html#aaeff643bea5491c9055dc67124d5d3d2">operations_research::ModelVisitor::kRightArgument</a></div><div class="ttdeci">static const char kRightArgument[]</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_8h_source.html#l03475">constraint_solver.h:3475</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_model_visitor_html_ad1dfc3f6d78e1356e62a200e02362928"><div class="ttname"><a href="classoperations__research_1_1_model_visitor.html#ad1dfc3f6d78e1356e62a200e02362928">operations_research::ModelVisitor::kCover</a></div><div class="ttdeci">static const char kCover[]</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_8h_source.html#l03348">constraint_solver.h:3348</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_model_visitor_html_ae09dd5154949456d47ff991182c2c33f"><div class="ttname"><a href="classoperations__research_1_1_model_visitor.html#ae09dd5154949456d47ff991182c2c33f">operations_research::ModelVisitor::kEquality</a></div><div class="ttdeci">static const char kEquality[]</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_8h_source.html#l03359">constraint_solver.h:3359</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_solver_html_a2085a8965de86fa4cf3aa76331331372"><div class="ttname"><a href="classoperations__research_1_1_solver.html#a2085a8965de86fa4cf3aa76331331372">operations_research::Solver::MakeEquality</a></div><div class="ttdeci">Constraint * MakeEquality(IntExpr *const left, IntExpr *const right)</div><div class="ttdoc">left == right</div><div class="ttdef"><b>Definition:</b> <a href="range__cst_8cc_source.html#l00512">range_cst.cc:512</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_solver_html_a4a279756d1bcfa51f40d5fc8e299abab"><div class="ttname"><a href="classoperations__research_1_1_solver.html#a4a279756d1bcfa51f40d5fc8e299abab">operations_research::Solver::MakeCover</a></div><div class="ttdeci">Constraint * MakeCover(const std::vector< IntervalVar * > &vars, IntervalVar *const target_var)</div><div class="ttdoc">This constraint states that the target_var is the convex hull of the intervals.</div><div class="ttdef"><b>Definition:</b> <a href="sched__constraints_8cc_source.html#l00585">sched_constraints.cc:585</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_solver_html_ab741cb25dd32d1cbe02fbfb36337d9bb"><div class="ttname"><a href="classoperations__research_1_1_solver.html#ab741cb25dd32d1cbe02fbfb36337d9bb">operations_research::Solver::RevAlloc</a></div><div class="ttdeci">T * RevAlloc(T *object)</div><div class="ttdoc">Registers the given object as being reversible.</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_8h_source.html#l00796">constraint_solver.h:796</a></div></div>
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<div class="ttc" id="aconstraint__solver_8h_html"><div class="ttname"><a href="constraint__solver_8h.html">constraint_solver.h</a></div></div>
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<div class="ttc" id="aconstraint__solveri_8h_html"><div class="ttname"><a href="constraint__solveri_8h.html">constraint_solveri.h</a></div></div>
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<div class="ttc" id="acp__model__fz__solver_8cc_html_a10a1eab179b472c030bdc2a2efef7219"><div class="ttname"><a href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a></div><div class="ttdeci">SatParameters parameters</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__fz__solver_8cc_source.html#l00108">cp_model_fz_solver.cc:108</a></div></div>
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<div class="ttc" id="adefault__search_8cc_html_ac673bc430bdc3fdaa09f7becf98ef267"><div class="ttname"><a href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a></div><div class="ttdeci">const std::string name</div><div class="ttdef"><b>Definition:</b> <a href="default__search_8cc_source.html#l00808">default_search.cc:808</a></div></div>
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<div class="ttc" id="aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465"><div class="ttname"><a href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a></div><div class="ttdeci">IntVar * var</div><div class="ttdef"><b>Definition:</b> <a href="expr__array_8cc_source.html#l01858">expr_array.cc:1858</a></div></div>
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<div class="ttc" id="aintegral__types_8h_html"><div class="ttname"><a href="integral__types_8h.html">integral_types.h</a></div></div>
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<div class="ttc" id="aintegral__types_8h_html_a74ea76ea27f48fb1b6e148e1577b3719"><div class="ttname"><a href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a></div><div class="ttdeci">static const int64 kint64max</div><div class="ttdef"><b>Definition:</b> <a href="integral__types_8h_source.html#l00053">integral_types.h:53</a></div></div>
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<div class="ttc" id="aintegral__types_8h_html_a7cde0074dfd288f2d70c0e035dacb28a"><div class="ttname"><a href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a></div><div class="ttdeci">int64_t int64</div><div class="ttdef"><b>Definition:</b> <a href="integral__types_8h_source.html#l00034">integral_types.h:34</a></div></div>
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<div class="ttc" id="aintegral__types_8h_html_af458164b470cbba416d5ed579e00ff60"><div class="ttname"><a href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a></div><div class="ttdeci">static const int64 kint64min</div><div class="ttdef"><b>Definition:</b> <a href="integral__types_8h_source.html#l00052">integral_types.h:52</a></div></div>
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<div class="ttc" id="amacros_8h_html"><div class="ttname"><a href="macros_8h.html">macros.h</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html"><div class="ttname"><a href="namespaceoperations__research.html">operations_research</a></div><div class="ttdoc">The vehicle routing library lets one model and solve generic vehicle routing problems ranging from th...</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>
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<div class="ttc" id="anamespaceoperations__research_html_a4fb750da00c784e5ffd1763fd3ce88f7"><div class="ttname"><a href="namespaceoperations__research.html#a4fb750da00c784e5ffd1763fd3ce88f7">operations_research::MakeConstraintDemon1</a></div><div class="ttdeci">Demon * MakeConstraintDemon1(Solver *const s, T *const ct, void(T::*method)(P), const std::string &name, P param1)</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solveri_8h_source.html#l00566">constraint_solveri.h:566</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a82110ba1f45aa29ffc933102880dbd82"><div class="ttname"><a href="namespaceoperations__research.html#a82110ba1f45aa29ffc933102880dbd82">operations_research::MakeDelayedConstraintDemon0</a></div><div class="ttdeci">Demon * MakeDelayedConstraintDemon0(Solver *const s, T *const ct, void(T::*method)(), const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solveri_8h_source.html#l00688">constraint_solveri.h:688</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a9be76edcbd5ccb982d92c8d90421a73c"><div class="ttname"><a href="namespaceoperations__research.html#a9be76edcbd5ccb982d92c8d90421a73c">operations_research::JoinDebugStringPtr</a></div><div class="ttdeci">std::string JoinDebugStringPtr(const std::vector< T > &v, const std::string &separator)</div><div class="ttdef"><b>Definition:</b> <a href="string__array_8h_source.html#l00045">string_array.h:45</a></div></div>
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<div class="ttc" id="asched__constraints_8cc_html_a16edac3fa04d9ba10ff012b5fb8add05"><div class="ttname"><a href="sched__constraints_8cc.html#a16edac3fa04d9ba10ff012b5fb8add05">end_min</a></div><div class="ttdeci">Rev< int64 > end_min</div><div class="ttdef"><b>Definition:</b> <a href="sched__constraints_8cc_source.html#l00243">sched_constraints.cc:243</a></div></div>
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<div class="ttc" id="asched__constraints_8cc_html_a3db7a45809ea7c6000b10a58f003b331"><div class="ttname"><a href="sched__constraints_8cc.html#a3db7a45809ea7c6000b10a58f003b331">end_max</a></div><div class="ttdeci">Rev< int64 > end_max</div><div class="ttdef"><b>Definition:</b> <a href="sched__constraints_8cc_source.html#l00244">sched_constraints.cc:244</a></div></div>
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<div class="ttc" id="asched__constraints_8cc_html_a527571de51e3f4b1fc9945f3a374faad"><div class="ttname"><a href="sched__constraints_8cc.html#a527571de51e3f4b1fc9945f3a374faad">target_var_</a></div><div class="ttdeci">IntervalVar *const target_var_</div><div class="ttdef"><b>Definition:</b> <a href="sched__constraints_8cc_source.html#l00230">sched_constraints.cc:230</a></div></div>
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<div class="ttc" id="asched__constraints_8cc_html_a57ac40de3cbc6dab5c737cc16b672814"><div class="ttname"><a href="sched__constraints_8cc.html#a57ac40de3cbc6dab5c737cc16b672814">performed</a></div><div class="ttdeci">Rev< int > performed</div><div class="ttdef"><b>Definition:</b> <a href="sched__constraints_8cc_source.html#l00245">sched_constraints.cc:245</a></div></div>
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<div class="ttc" id="asched__constraints_8cc_html_a7c8133c50ba59755e2162ad1a9478da7"><div class="ttname"><a href="sched__constraints_8cc.html#a7c8133c50ba59755e2162ad1a9478da7">start_max</a></div><div class="ttdeci">Rev< int64 > start_max</div><div class="ttdef"><b>Definition:</b> <a href="sched__constraints_8cc_source.html#l00242">sched_constraints.cc:242</a></div></div>
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<div class="ttc" id="asched__constraints_8cc_html_ab2188791e61e013dc8b28e66b31041cd"><div class="ttname"><a href="sched__constraints_8cc.html#ab2188791e61e013dc8b28e66b31041cd">start_min</a></div><div class="ttdeci">Rev< int64 > start_min</div><div class="ttdef"><b>Definition:</b> <a href="sched__constraints_8cc_source.html#l00241">sched_constraints.cc:241</a></div></div>
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<div class="ttc" id="asched__constraints_8cc_html_af1f50852283868074213f14019420d05"><div class="ttname"><a href="sched__constraints_8cc.html#af1f50852283868074213f14019420d05">vars_</a></div><div class="ttdeci">const std::vector< IntervalVar * > vars_</div><div class="ttdef"><b>Definition:</b> <a href="sched__constraints_8cc_source.html#l00229">sched_constraints.cc:229</a></div></div>
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<div class="ttc" id="astring__array_8h_html"><div class="ttname"><a href="string__array_8h.html">string_array.h</a></div></div>
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