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643 lines
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<div class="headertitle"><div class="title">scip_callback.cc</div></div>
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<a href="scip__callback_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// Copyright 2010-2021 Google LLC</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">// you may not use this file except in compliance with the License.</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">// You may obtain a copy of the License at</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">//</span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">//</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment">// See the License for the specific language governing permissions and</span></div>
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<div class="line"><a id="l00012" 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 id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#if defined(USE_SCIP)</span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include "<a class="code" href="scip__callback_8h.html">ortools/linear_solver/scip_callback.h</a>"</span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include <cstdint></span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include "absl/strings/str_cat.h"</span></div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include "absl/types/span.h"</span></div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</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 id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include "<a class="code" href="scip__helper__macros_8h.html">ortools/linear_solver/scip_helper_macros.h</a>"</span></div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include "scip/cons_linear.h"</span></div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include "scip/def.h"</span></div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include "scip/pub_cons.h"</span></div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include "scip/scip.h"</span></div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include "scip/scip_cons.h"</span></div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#include "scip/scip_cut.h"</span></div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="preprocessor">#include "scip/scip_general.h"</span></div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#include "scip/scip_lp.h"</span></div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="preprocessor">#include "scip/scip_param.h"</span></div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="preprocessor">#include "scip/scip_prob.h"</span></div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="preprocessor">#include "scip/scip_sol.h"</span></div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="preprocessor">#include "scip/scip_solvingstats.h"</span></div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><span class="preprocessor">#include "scip/scip_tree.h"</span></div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="preprocessor">#include "scip/scipdefplugins.h"</span></div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="preprocessor">#include "scip/struct_cons.h"</span></div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="preprocessor">#include "scip/struct_tree.h"</span></div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="preprocessor">#include "scip/struct_var.h"</span></div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="preprocessor">#include "scip/type_cons.h"</span></div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="preprocessor">#include "scip/type_lp.h"</span></div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span><span class="preprocessor">#include "scip/type_result.h"</span></div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="preprocessor">#include "scip/type_retcode.h"</span></div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span><span class="preprocessor">#include "scip/type_scip.h"</span></div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span><span class="preprocessor">#include "scip/type_sol.h"</span></div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="preprocessor">#include "scip/type_tree.h"</span></div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span><span class="preprocessor">#include "scip/type_var.h"</span></div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> </div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___conshdlr_data.html"> 50</a></span><span class="keyword">struct </span><a class="code hl_struct" href="struct_s_c_i_p___conshdlr_data.html">SCIP_ConshdlrData</a> {</div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___conshdlr_data.html#aa64468b7123338080275cf12a8ec1596"> 51</a></span> std::unique_ptr<operations_research::internal::ScipCallbackRunner> <a class="code hl_variable" href="struct_s_c_i_p___conshdlr_data.html#aa64468b7123338080275cf12a8ec1596">runner</a>;</div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span>};</div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___cons_data.html"> 54</a></span><span class="keyword">struct </span><a class="code hl_struct" href="struct_s_c_i_p___cons_data.html">SCIP_ConsData</a> {</div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___cons_data.html#a735984d41155bc1032e09bece8f8d66d"> 55</a></span> <span class="keywordtype">void</span>* <a class="code hl_variable" href="struct_s_c_i_p___cons_data.html#a735984d41155bc1032e09bece8f8d66d">data</a>;</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span>};</div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> </div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> </div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span><span class="keyword">namespace </span>{</div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span><span class="keywordtype">int</span> ScipNumVars(SCIP* scip) { <span class="keywordflow">return</span> SCIPgetNOrigVars(scip); }</div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> </div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span>SCIP_VAR* ScipGetVar(SCIP* scip, <span class="keywordtype">int</span> var_index) {</div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <a class="code hl_define" href="base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295">DCHECK_GE</a>(var_index, 0);</div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <a class="code hl_define" href="base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a">DCHECK_LT</a>(var_index, ScipNumVars(scip));</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordflow">return</span> SCIPgetOrigVars(scip)[var_index];</div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span>}</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> </div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span>} <span class="comment">// namespace</span></div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> </div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_scip_constraint_handler_context.html#a55640ec713a214d62de2eb172cb22590"> 71</a></span><a class="code hl_function" href="classoperations__research_1_1_scip_constraint_handler_context.html#a55640ec713a214d62de2eb172cb22590">ScipConstraintHandlerContext::ScipConstraintHandlerContext</a>(</div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> SCIP* scip, SCIP_SOL* solution, <span class="keywordtype">bool</span> is_pseudo_solution)</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> : scip_(scip),</div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> solution_(solution),</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> is_pseudo_solution_(is_pseudo_solution) {}</div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> </div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_scip_constraint_handler_context.html#a4a1bfdb9483ad4c428b481bd6111a357"> 77</a></span><span class="keywordtype">double</span> <a class="code hl_function" href="classoperations__research_1_1_scip_constraint_handler_context.html#a4a1bfdb9483ad4c428b481bd6111a357">ScipConstraintHandlerContext::VariableValue</a>(</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keyword">const</span> <a class="code hl_class" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* variable)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="keywordflow">return</span> SCIPgetSolVal(scip_, solution_, ScipGetVar(scip_, variable-><a class="code hl_function" href="classoperations__research_1_1_m_p_variable.html#acca41811e8aaab0112b987749c0ecb93">index</a>()));</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span>}</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> </div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_scip_constraint_handler_context.html#abb2d1b6efd2b973ed78b20e538047f7a"> 82</a></span>int64_t <a class="code hl_function" href="classoperations__research_1_1_scip_constraint_handler_context.html#abb2d1b6efd2b973ed78b20e538047f7a">ScipConstraintHandlerContext::NumNodesProcessed</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keywordflow">return</span> SCIPgetNNodes(scip_);</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span>}</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> </div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_scip_constraint_handler_context.html#aae95e02c1caff664dbc5efda58e56c6e"> 86</a></span>int64_t <a class="code hl_function" href="classoperations__research_1_1_scip_constraint_handler_context.html#aae95e02c1caff664dbc5efda58e56c6e">ScipConstraintHandlerContext::CurrentNodeId</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="keywordflow">return</span> SCIPgetCurrentNode(scip_)->number;</div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span>}</div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> </div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12ee"> 90</a></span><span class="keyword">enum class</span> <a class="code hl_enumeration" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12ee">ScipSeparationResult</a> {</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeaa8e1b948c80fb564a5eac917da76a7e9">kLazyConstraintAdded</a>,</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeab22a2d6012d9a21952411a08dc99f3bd">kCuttingPlaneAdded</a>,</div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e">kDidNotFind</a></div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span>};</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> </div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a16279e26b1c9fb24892ea66c6e29d546"> 96</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="namespaceoperations__research.html#a16279e26b1c9fb24892ea66c6e29d546">LinearConstraintIsViolated</a>(<span class="keyword">const</span> <a class="code hl_class" href="classoperations__research_1_1_scip_constraint_handler_context.html">ScipConstraintHandlerContext</a>& <a class="code hl_variable" href="gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6">context</a>,</div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="keyword">const</span> <a class="code hl_class" href="classoperations__research_1_1_linear_range.html">LinearRange</a>& constraint) {</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keywordtype">double</span> a_times_x = 0;</div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& coef_pair : constraint.<a class="code hl_function" href="classoperations__research_1_1_linear_range.html#a4b3f32be654fc87e926e6c1cb2167fc0">linear_expr</a>().<a class="code hl_function" href="classoperations__research_1_1_linear_expr.html#afb42f5cebaf659f1a302d5062a576af0">terms</a>()) {</div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> a_times_x += coef_pair.second * <a class="code hl_variable" href="gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6">context</a>.VariableValue(coef_pair.first);</div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> }</div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="keywordtype">double</span> violation = <a class="code hl_variable" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(a_times_x - constraint.<a class="code hl_function" href="classoperations__research_1_1_linear_range.html#a5158072d27a176fc38524893183d6527">upper_bound</a>(),</div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> constraint.<a class="code hl_function" href="classoperations__research_1_1_linear_range.html#a9748ce3280b2d4c16a2cd38a480b9c7c">lower_bound</a>() - a_times_x);</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="keywordflow">return</span> violation > 0;</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span>}</div>
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<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> </div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span><span class="comment">// If any violated lazy constraint is found:</span></div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span><span class="comment">// returns kLazyConstraintAdded,</span></div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span><span class="comment">// else if any violated cutting plane is found:</span></div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span><span class="comment">// returns kCuttingPlaneAdded,</span></div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span><span class="comment">// else:</span></div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span><span class="comment">// returns kDidNotFind</span></div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#aac65f6cb5816150efa463314f16ee1cd"> 113</a></span><a class="code hl_enumeration" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12ee">ScipSeparationResult</a> <a class="code hl_function" href="namespaceoperations__research.html#aac65f6cb5816150efa463314f16ee1cd">RunSeparation</a>(<a class="code hl_class" href="classoperations__research_1_1internal_1_1_scip_callback_runner.html">internal::ScipCallbackRunner</a>* runner,</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keyword">const</span> <a class="code hl_class" href="classoperations__research_1_1_scip_constraint_handler_context.html">ScipConstraintHandlerContext</a>& <a class="code hl_variable" href="gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6">context</a>,</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> absl::Span<SCIP_CONS*> constraints,</div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="keywordtype">bool</span> is_integral) {</div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <a class="code hl_enumeration" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12ee">ScipSeparationResult</a> result = <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e">ScipSeparationResult::kDidNotFind</a>;</div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> SCIP* scip = <a class="code hl_variable" href="gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6">context</a>.scip();</div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <span class="keywordflow">for</span> (SCIP_CONS* constraint : constraints) {</div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> SCIP_CONSDATA* consdata = SCIPconsGetData(constraint);</div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(consdata != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> std::vector<CallbackRangeConstraint> user_suggested_constraints;</div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="keywordflow">if</span> (is_integral) {</div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> user_suggested_constraints =</div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> runner-><a class="code hl_function" href="classoperations__research_1_1internal_1_1_scip_callback_runner.html#a9982534517a7d8758a3ac06647d799fa">SeparateIntegerSolution</a>(<a class="code hl_variable" href="gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6">context</a>, consdata->data);</div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> user_suggested_constraints =</div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> runner-><a class="code hl_function" href="classoperations__research_1_1internal_1_1_scip_callback_runner.html#aa6b1ae56f70332200150196a5667ad3b">SeparateFractionalSolution</a>(<a class="code hl_variable" href="gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6">context</a>, consdata->data);</div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> }</div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <span class="keywordtype">int</span> num_constraints_added = 0;</div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <a class="code hl_struct" href="structoperations__research_1_1_callback_range_constraint.html">CallbackRangeConstraint</a>& user_suggested_constraint :</div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> user_suggested_constraints) {</div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <span class="keywordflow">if</span> (!<a class="code hl_function" href="namespaceoperations__research.html#a16279e26b1c9fb24892ea66c6e29d546">LinearConstraintIsViolated</a>(<a class="code hl_variable" href="gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6">context</a>,</div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> user_suggested_constraint.range)) {</div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <span class="keywordflow">continue</span>;</div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> }</div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> num_constraints_added++;</div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> <span class="comment">// Two code paths, one for cuts, one for lazy constraints. Cuts first:</span></div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="keywordflow">if</span> (user_suggested_constraint.is_cut) {</div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> SCIP_ROW* <a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <span class="keyword">constexpr</span> <span class="keywordtype">bool</span> kModifiable = <span class="keyword">false</span>;</div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <span class="keyword">constexpr</span> <span class="keywordtype">bool</span> kRemovable = <span class="keyword">true</span>;</div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPcreateEmptyRowCons(</div>
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<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> scip, &<a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, constraint, user_suggested_constraint.name.c_str(),</div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> user_suggested_constraint.range.lower_bound(),</div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> user_suggested_constraint.range.upper_bound(),</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> user_suggested_constraint.local, kModifiable, kRemovable)));</div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPcacheRowExtensions(scip, <a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)));</div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& coef_pair :</div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> user_suggested_constraint.range.linear_expr().terms()) {</div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <span class="comment">// NOTE(user): the coefficients don't come out sorted. I don't</span></div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> <span class="comment">// think this matters.</span></div>
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<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> SCIP_VAR* <a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = ScipGetVar(scip, coef_pair.first->index());</div>
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<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="expr__array_8cc.html#abda708e4a6f0de72a842382f919a7c31">coef</a> = coef_pair.second;</div>
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<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPaddVarToRow(scip, <a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, <a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, <a class="code hl_variable" href="expr__array_8cc.html#abda708e4a6f0de72a842382f919a7c31">coef</a>)));</div>
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<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> }</div>
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<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPflushRowExtensions(scip, <a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)));</div>
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<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> SCIP_Bool infeasible;</div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="keyword">constexpr</span> <span class="keywordtype">bool</span> kForceCut = <span class="keyword">false</span>;</div>
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<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPaddRow(scip, <a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, kForceCut, &infeasible)));</div>
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<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPreleaseRow(scip, &<a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)));</div>
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<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <span class="comment">// TODO(user): when infeasible is true, it better to have the scip</span></div>
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<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="comment">// return status be cutoff instead of cutting plane added (e.g. see</span></div>
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<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> <span class="comment">// cs/scip/cons_knapsack.c). However, as we use</span></div>
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<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> <span class="comment">// SCIPaddRow(), it isn't clear this will even happen.</span></div>
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<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> <span class="keywordflow">if</span> (result != <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeaa8e1b948c80fb564a5eac917da76a7e9">ScipSeparationResult::kLazyConstraintAdded</a>) {</div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> <span class="comment">// NOTE(user): if we have already found a violated lazy constraint,</span></div>
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<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <span class="comment">// we want to return kLazyConstraintAdded, not kCuttingPlaneAdded,</span></div>
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<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="comment">// see function contract.</span></div>
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<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> result = <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeab22a2d6012d9a21952411a08dc99f3bd">ScipSeparationResult::kCuttingPlaneAdded</a>;</div>
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> }</div>
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<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="comment">// Lazy constraint path:</span></div>
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<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> std::vector<SCIP_VAR*> vars;</div>
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<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> std::vector<double> coefs;</div>
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<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& coef_pair :</div>
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<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> user_suggested_constraint.range.linear_expr().terms()) {</div>
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<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="comment">// NOTE(user): the coefficients don't come out sorted. I don't</span></div>
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<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="comment">// think this matters.</span></div>
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<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> vars.push_back(ScipGetVar(scip, coef_pair.first->index()));</div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> coefs.push_back(coef_pair.second);</div>
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<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> }</div>
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<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> </div>
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<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="keyword">const</span> <span class="keywordtype">int</span> num_vars = vars.size();</div>
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<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> SCIP_CONS* scip_cons;</div>
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<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <span class="comment">// TODO(user): Maybe it is better to expose more of these options,</span></div>
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<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> <span class="comment">// potentially through user_suggested_constraint.</span></div>
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<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPcreateConsLinear(</div>
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<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> scip, &scip_cons, user_suggested_constraint.name.c_str(), num_vars,</div>
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<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> vars.data(), coefs.data(),</div>
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<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> user_suggested_constraint.range.lower_bound(),</div>
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<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> user_suggested_constraint.range.upper_bound(), <span class="comment">/*initial=*/</span><span class="keyword">true</span>,</div>
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<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <span class="comment">/*separate=*/</span><span class="keyword">true</span>, <span class="comment">/*enforce=*/</span><span class="keyword">true</span>, <span class="comment">/*check=*/</span><span class="keyword">true</span>,</div>
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<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <span class="comment">/*propagate=*/</span><span class="keyword">true</span>, <span class="comment">/*local=*/</span>user_suggested_constraint.local,</div>
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<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> <span class="comment">/*modifiable=*/</span><span class="keyword">false</span>, <span class="comment">/*dynamic=*/</span><span class="keyword">false</span>, <span class="comment">/*removable=*/</span><span class="keyword">true</span>,</div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <span class="comment">/*stickingatnode=*/</span><span class="keyword">false</span>)));</div>
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<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> <span class="keywordflow">if</span> (user_suggested_constraint.local) {</div>
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<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPaddConsLocal(scip, scip_cons, <span class="keyword">nullptr</span>)));</div>
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<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPaddCons(scip, scip_cons)));</div>
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<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> }</div>
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<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPreleaseCons(scip, &scip_cons)));</div>
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<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> result = <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeaa8e1b948c80fb564a5eac917da76a7e9">ScipSeparationResult::kLazyConstraintAdded</a>;</div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> }</div>
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> }</div>
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<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> }</div>
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<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <span class="keywordflow">return</span> result;</div>
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<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span>}</div>
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<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> </div>
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<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_callback_setup.html"> 210</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structoperations__research_1_1_callback_setup.html">CallbackSetup</a> {</div>
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<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_callback_setup.html#ac2ab682cf956d759393b96d9109fbea8"> 211</a></span> SCIP_CONSHDLRDATA* <a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ac2ab682cf956d759393b96d9109fbea8">scip_handler_data</a>;</div>
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<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5"> 212</a></span> <a class="code hl_class" href="classoperations__research_1_1internal_1_1_scip_callback_runner.html">internal::ScipCallbackRunner</a>* <a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a>;</div>
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<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1"> 213</a></span> <a class="code hl_class" href="classoperations__research_1_1_scip_constraint_handler_context.html">ScipConstraintHandlerContext</a> <a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">context</a>;</div>
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<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_callback_setup.html#ab447fdc61ed2439de2b67c2992effba5"> 214</a></span> absl::Span<SCIP_CONS*> <a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ab447fdc61ed2439de2b67c2992effba5">useful_constraints</a>;</div>
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<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_callback_setup.html#a3786a8a9aedf11487a41d871b1ef660e"> 215</a></span> absl::Span<SCIP_CONS*> <a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a3786a8a9aedf11487a41d871b1ef660e">unlikely_useful_constraints</a>;</div>
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<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> </div>
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<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_callback_setup.html#a6b8fe74d4ac72981658f6648005c6aec"> 217</a></span> <a class="code hl_function" href="structoperations__research_1_1_callback_setup.html#a6b8fe74d4ac72981658f6648005c6aec">CallbackSetup</a>(SCIP* scip, SCIP_CONSHDLR* scip_handler, SCIP_CONS** conss,</div>
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<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <span class="keywordtype">int</span> nconss, <span class="keywordtype">int</span> nusefulconss, SCIP_SOL* sol,</div>
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<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordtype">bool</span> is_pseudo_solution)</div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> : <a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ac2ab682cf956d759393b96d9109fbea8">scip_handler_data</a>(SCIPconshdlrGetData(scip_handler)),</div>
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<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a>(<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ac2ab682cf956d759393b96d9109fbea8">scip_handler_data</a>->runner.get()),</div>
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<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">context</a>(scip, sol, is_pseudo_solution),</div>
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<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ab447fdc61ed2439de2b67c2992effba5">useful_constraints</a>(<a class="code hl_namespace" href="namespaceabsl.html">absl</a>::MakeSpan(conss, nusefulconss)),</div>
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<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> <a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a3786a8a9aedf11487a41d871b1ef660e">unlikely_useful_constraints</a>(</div>
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<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> <a class="code hl_namespace" href="namespaceabsl.html">absl</a>::MakeSpan(conss, nconss).subspan(nusefulconss)) {</div>
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<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ac2ab682cf956d759393b96d9109fbea8">scip_handler_data</a> != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a> != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> }</div>
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<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span>};</div>
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<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> </div>
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<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span>} <span class="comment">// namespace operations_research</span></div>
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<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> </div>
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<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div>
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<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"><a class="line" href="scip__callback_8cc.html#a376bca25c3ec7429992b12732b0baf7a"> 236</a></span><span class="keyword">static</span> <a class="code hl_function" href="scip__callback_8cc.html#a376bca25c3ec7429992b12732b0baf7a">SCIP_DECL_CONSFREE</a>(ConstraintHandlerFreeC) {</div>
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<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(3) << <span class="stringliteral">"FreeC"</span>;</div>
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<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(scip != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> SCIP_CONSHDLRDATA* scip_handler_data = SCIPconshdlrGetData(conshdlr);</div>
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<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(scip_handler_data != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <span class="keyword">delete</span> scip_handler_data;</div>
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<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> SCIPconshdlrSetData(conshdlr, <span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> <span class="keywordflow">return</span> SCIP_OKAY;</div>
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<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span>}</div>
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<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> </div>
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<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"><a class="line" href="scip__callback_8cc.html#abfa1bf86271e906a52cfc93578151993"> 246</a></span><span class="keyword">static</span> <a class="code hl_function" href="scip__callback_8cc.html#abfa1bf86271e906a52cfc93578151993">SCIP_DECL_CONSDELETE</a>(ConstraintHandlerDeleteC) {</div>
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<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(3) << <span class="stringliteral">"DeleteC"</span>;</div>
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<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(consdata != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(*consdata != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> <span class="keyword">delete</span> *consdata;</div>
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<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> cons->consdata = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> <span class="keywordflow">return</span> SCIP_OKAY;</div>
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<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span>}</div>
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<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> </div>
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<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"><a class="line" href="scip__callback_8cc.html#a875439e224114d05fb4ea2e4f0e07b3b"> 255</a></span><span class="keyword">static</span> <a class="code hl_function" href="scip__callback_8cc.html#a875439e224114d05fb4ea2e4f0e07b3b">SCIP_DECL_CONSENFOLP</a>(EnforceLpC) {</div>
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<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(3) << <span class="stringliteral">"EnforceC"</span>;</div>
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<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <a class="code hl_struct" href="structoperations__research_1_1_callback_setup.html">operations_research::CallbackSetup</a> setup(scip, conshdlr, conss, nconss,</div>
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<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> nusefulconss, <span class="keyword">nullptr</span>, <span class="keyword">false</span>);</div>
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<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> <a class="code hl_enumeration" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12ee">operations_research::ScipSeparationResult</a> separation_result =</div>
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<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> <a class="code hl_function" href="namespaceoperations__research.html#aac65f6cb5816150efa463314f16ee1cd">operations_research::RunSeparation</a>(setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">context</a>,</div>
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<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ab447fdc61ed2439de2b67c2992effba5">useful_constraints</a>,</div>
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<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <span class="comment">/*is_integral=*/</span><span class="keyword">true</span>);</div>
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<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> <span class="keywordflow">if</span> (separation_result ==</div>
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<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e">operations_research::ScipSeparationResult::kDidNotFind</a>) {</div>
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<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> separation_result = <a class="code hl_function" href="namespaceoperations__research.html#aac65f6cb5816150efa463314f16ee1cd">operations_research::RunSeparation</a>(</div>
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<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">context</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a3786a8a9aedf11487a41d871b1ef660e">unlikely_useful_constraints</a>,</div>
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<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> <span class="comment">/*is_integral=*/</span><span class="keyword">true</span>);</div>
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<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> }</div>
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<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> <span class="keywordflow">switch</span> (separation_result) {</div>
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<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeaa8e1b948c80fb564a5eac917da76a7e9">operations_research::ScipSeparationResult::kLazyConstraintAdded</a>:</div>
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<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> *result = SCIP_CONSADDED;</div>
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<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <span class="keywordflow">break</span>;</div>
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<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeab22a2d6012d9a21952411a08dc99f3bd">operations_research::ScipSeparationResult::kCuttingPlaneAdded</a>:</div>
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<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> *result = SCIP_SEPARATED;</div>
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<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> <span class="keywordflow">break</span>;</div>
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<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e">operations_research::ScipSeparationResult::kDidNotFind</a>:</div>
|
|
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> *result = SCIP_FEASIBLE;</div>
|
|
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> }</div>
|
|
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span>}</div>
|
|
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> </div>
|
|
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"><a class="line" href="scip__callback_8cc.html#a5caadc079262052801b3e95ef2e6dd9b"> 283</a></span><span class="keyword">static</span> <a class="code hl_function" href="scip__callback_8cc.html#a5caadc079262052801b3e95ef2e6dd9b">SCIP_DECL_CONSSEPALP</a>(SeparateLpC) {</div>
|
|
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(3) << <span class="stringliteral">"SeparateLpC"</span>;</div>
|
|
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <a class="code hl_struct" href="structoperations__research_1_1_callback_setup.html">operations_research::CallbackSetup</a> setup(scip, conshdlr, conss, nconss,</div>
|
|
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> nusefulconss, <span class="keyword">nullptr</span>, <span class="keyword">false</span>);</div>
|
|
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <a class="code hl_enumeration" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12ee">operations_research::ScipSeparationResult</a> separation_result =</div>
|
|
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> <a class="code hl_function" href="namespaceoperations__research.html#aac65f6cb5816150efa463314f16ee1cd">operations_research::RunSeparation</a>(setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">context</a>,</div>
|
|
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ab447fdc61ed2439de2b67c2992effba5">useful_constraints</a>,</div>
|
|
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> <span class="comment">/*is_integral=*/</span><span class="keyword">false</span>);</div>
|
|
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> <span class="keywordflow">if</span> (separation_result ==</div>
|
|
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e">operations_research::ScipSeparationResult::kDidNotFind</a>) {</div>
|
|
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> separation_result = <a class="code hl_function" href="namespaceoperations__research.html#aac65f6cb5816150efa463314f16ee1cd">operations_research::RunSeparation</a>(</div>
|
|
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">context</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a3786a8a9aedf11487a41d871b1ef660e">unlikely_useful_constraints</a>,</div>
|
|
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> <span class="comment">/*is_integral=*/</span><span class="keyword">false</span>);</div>
|
|
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> }</div>
|
|
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <span class="keywordflow">switch</span> (separation_result) {</div>
|
|
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeaa8e1b948c80fb564a5eac917da76a7e9">operations_research::ScipSeparationResult::kLazyConstraintAdded</a>:</div>
|
|
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> *result = SCIP_CONSADDED;</div>
|
|
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeab22a2d6012d9a21952411a08dc99f3bd">operations_research::ScipSeparationResult::kCuttingPlaneAdded</a>:</div>
|
|
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> *result = SCIP_SEPARATED;</div>
|
|
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e">operations_research::ScipSeparationResult::kDidNotFind</a>:</div>
|
|
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> *result = SCIP_DIDNOTFIND;</div>
|
|
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> }</div>
|
|
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span>}</div>
|
|
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> </div>
|
|
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"><a class="line" href="scip__callback_8cc.html#a3a6d6acbad469426278fb8293fc83cdf"> 311</a></span><span class="keyword">static</span> <a class="code hl_function" href="scip__callback_8cc.html#a3a6d6acbad469426278fb8293fc83cdf">SCIP_DECL_CONSSEPASOL</a>(SeparatePrimalSolutionC) {</div>
|
|
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(3) << <span class="stringliteral">"SeparatePrimalC"</span>;</div>
|
|
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <a class="code hl_struct" href="structoperations__research_1_1_callback_setup.html">operations_research::CallbackSetup</a> setup(scip, conshdlr, conss, nconss,</div>
|
|
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> nusefulconss, sol, <span class="keyword">false</span>);</div>
|
|
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <a class="code hl_enumeration" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12ee">operations_research::ScipSeparationResult</a> separation_result =</div>
|
|
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> <a class="code hl_function" href="namespaceoperations__research.html#aac65f6cb5816150efa463314f16ee1cd">operations_research::RunSeparation</a>(setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">context</a>,</div>
|
|
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ab447fdc61ed2439de2b67c2992effba5">useful_constraints</a>,</div>
|
|
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <span class="comment">/*is_integral=*/</span><span class="keyword">true</span>);</div>
|
|
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> <span class="keywordflow">if</span> (separation_result ==</div>
|
|
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e">operations_research::ScipSeparationResult::kDidNotFind</a>) {</div>
|
|
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> separation_result = <a class="code hl_function" href="namespaceoperations__research.html#aac65f6cb5816150efa463314f16ee1cd">operations_research::RunSeparation</a>(</div>
|
|
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">context</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a3786a8a9aedf11487a41d871b1ef660e">unlikely_useful_constraints</a>,</div>
|
|
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> <span class="comment">/*is_integral=*/</span><span class="keyword">true</span>);</div>
|
|
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> }</div>
|
|
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> <span class="keywordflow">switch</span> (separation_result) {</div>
|
|
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeaa8e1b948c80fb564a5eac917da76a7e9">operations_research::ScipSeparationResult::kLazyConstraintAdded</a>:</div>
|
|
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> *result = SCIP_CONSADDED;</div>
|
|
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeab22a2d6012d9a21952411a08dc99f3bd">operations_research::ScipSeparationResult::kCuttingPlaneAdded</a>:</div>
|
|
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Cutting planes cannot be added on integer solutions, "</span></div>
|
|
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> <span class="stringliteral">"treating as a constraint."</span>;</div>
|
|
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> *result = SCIP_CONSADDED;</div>
|
|
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e">operations_research::ScipSeparationResult::kDidNotFind</a>:</div>
|
|
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> *result = SCIP_DIDNOTFIND;</div>
|
|
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> }</div>
|
|
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span> <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span>}</div>
|
|
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span> </div>
|
|
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"><a class="line" href="scip__callback_8cc.html#ae5cc41357bffc84dee6ba5e059a30ca5"> 341</a></span><span class="keyword">static</span> <a class="code hl_function" href="scip__callback_8cc.html#ae5cc41357bffc84dee6ba5e059a30ca5">SCIP_DECL_CONSCHECK</a>(CheckFeasibilityC) {</div>
|
|
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(3) << <span class="stringliteral">"CheckFeasibilityC"</span>;</div>
|
|
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> <a class="code hl_struct" href="structoperations__research_1_1_callback_setup.html">operations_research::CallbackSetup</a> setup(scip, conshdlr, conss, nconss,</div>
|
|
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> nconss, sol, <span class="keyword">false</span>);</div>
|
|
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> <span class="comment">// All constraints are "useful" for this callback.</span></div>
|
|
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> <span class="keywordflow">for</span> (SCIP_CONS* constraint : setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ab447fdc61ed2439de2b67c2992effba5">useful_constraints</a>) {</div>
|
|
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> SCIP_CONSDATA* consdata = SCIPconsGetData(constraint);</div>
|
|
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(consdata != <span class="keyword">nullptr</span>);</div>
|
|
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> <span class="keywordflow">if</span> (!setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a>-><a class="code hl_function" href="classoperations__research_1_1internal_1_1_scip_callback_runner.html#a281a6d8fac497e751432b90428498117">IntegerSolutionFeasible</a>(setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">context</a>,</div>
|
|
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> consdata->data)) {</div>
|
|
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> *result = SCIP_INFEASIBLE;</div>
|
|
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> }</div>
|
|
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> }</div>
|
|
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> *result = SCIP_FEASIBLE;</div>
|
|
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span>}</div>
|
|
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"><a class="line" href="scip__callback_8cc.html#a55103a9413973772f122a9c3dfef5030"> 358</a></span><span class="keyword">static</span> <a class="code hl_function" href="scip__callback_8cc.html#a55103a9413973772f122a9c3dfef5030">SCIP_DECL_CONSENFOPS</a>(EnforcePseudoSolutionC) {</div>
|
|
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(3) << <span class="stringliteral">"EnforcePseudoSolutionC"</span>;</div>
|
|
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> <span class="comment">// TODO(user): are we sure the pseudo solution is LP feasible? It seems like</span></div>
|
|
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> <span class="comment">// it doesn't need to be. The code in RunSeparation might assume this?</span></div>
|
|
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> <a class="code hl_struct" href="structoperations__research_1_1_callback_setup.html">operations_research::CallbackSetup</a> setup(scip, conshdlr, conss, nconss,</div>
|
|
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> nusefulconss, <span class="keyword">nullptr</span>, <span class="keyword">true</span>);</div>
|
|
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> <a class="code hl_enumeration" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12ee">operations_research::ScipSeparationResult</a> separation_result =</div>
|
|
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> <a class="code hl_function" href="namespaceoperations__research.html#aac65f6cb5816150efa463314f16ee1cd">operations_research::RunSeparation</a>(setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">context</a>,</div>
|
|
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ab447fdc61ed2439de2b67c2992effba5">useful_constraints</a>,</div>
|
|
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> <span class="comment">/*is_integral=*/</span><span class="keyword">false</span>);</div>
|
|
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> <span class="keywordflow">if</span> (separation_result ==</div>
|
|
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e">operations_research::ScipSeparationResult::kDidNotFind</a>) {</div>
|
|
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> separation_result = <a class="code hl_function" href="namespaceoperations__research.html#aac65f6cb5816150efa463314f16ee1cd">operations_research::RunSeparation</a>(</div>
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<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">callback_runner</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">context</a>, setup.<a class="code hl_variable" href="structoperations__research_1_1_callback_setup.html#a3786a8a9aedf11487a41d871b1ef660e">unlikely_useful_constraints</a>,</div>
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<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> <span class="comment">/*is_integral=*/</span><span class="keyword">false</span>);</div>
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<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> }</div>
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<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> <span class="keywordflow">switch</span> (separation_result) {</div>
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<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeaa8e1b948c80fb564a5eac917da76a7e9">operations_research::ScipSeparationResult::kLazyConstraintAdded</a>:</div>
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<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> *result = SCIP_CONSADDED;</div>
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<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> <span class="keywordflow">break</span>;</div>
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<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeab22a2d6012d9a21952411a08dc99f3bd">operations_research::ScipSeparationResult::kCuttingPlaneAdded</a>:</div>
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<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Cutting planes cannot be added on pseudo solutions, "</span></div>
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<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> <span class="stringliteral">"treating as a constraint."</span>;</div>
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<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> *result = SCIP_CONSADDED;</div>
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<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> <span class="keywordflow">break</span>;</div>
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<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e">operations_research::ScipSeparationResult::kDidNotFind</a>:</div>
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<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> *result = SCIP_FEASIBLE;</div>
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<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> <span class="keywordflow">break</span>;</div>
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<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> }</div>
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<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> <span class="keywordflow">return</span> SCIP_OKAY;</div>
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<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span>}</div>
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<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"><a class="line" href="scip__callback_8cc.html#a2e5ec3c32f1a6cde27f8a3538ea801bd"> 389</a></span><span class="keyword">static</span> <a class="code hl_function" href="scip__callback_8cc.html#a2e5ec3c32f1a6cde27f8a3538ea801bd">SCIP_DECL_CONSLOCK</a>(VariableRoundingLockC) {</div>
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<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> <span class="comment">// In this callback, we need to say, for a constraint class and an instance of</span></div>
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<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> <span class="comment">// the constraint, for which variables could an {increase,decrease,either}</span></div>
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<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> <span class="comment">// affect feasibility. As a conservative overestimate, we say that any</span></div>
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<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> <span class="comment">// change in any variable could cause an infeasibility for any instance of</span></div>
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<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> <span class="comment">// any callback constraint.</span></div>
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<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> <span class="comment">// TODO(user): this could be a little better, but we would need to add</span></div>
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<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> <span class="comment">// another method to override on ScipConstraintHandler<ConstraintData>.</span></div>
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<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> </div>
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<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> <span class="keyword">const</span> <span class="keywordtype">int</span> num_vars = operations_research::ScipNumVars(scip);</div>
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<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < num_vars; ++i) {</div>
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<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> SCIP_VAR* <a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = operations_research::ScipGetVar(scip, i);</div>
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<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> SCIP_CALL(SCIPaddVarLocksType(scip, <a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, locktype, nlockspos + nlocksneg,</div>
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<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> nlockspos + nlocksneg));</div>
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<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> }</div>
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<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> <span class="keywordflow">return</span> SCIP_OKAY;</div>
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<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span>}</div>
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<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span>}</div>
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<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> </div>
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<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceinternal.html">internal</a> {</div>
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<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> </div>
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<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1internal.html#a10baa8a53114ab362a572d8efe116194"> 411</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="namespaceoperations__research_1_1internal.html#a10baa8a53114ab362a572d8efe116194">AddConstraintHandlerImpl</a>(</div>
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<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> <span class="keyword">const</span> <a class="code hl_struct" href="structoperations__research_1_1_scip_constraint_handler_description.html">ScipConstraintHandlerDescription</a>& description,</div>
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<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span> std::unique_ptr<ScipCallbackRunner> runner, SCIP* scip) {</div>
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<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span> SCIP_CONSHDLR* c_scip_handler;</div>
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<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> SCIP_CONSHDLRDATA* scip_handler_data = <span class="keyword">new</span> SCIP_CONSHDLRDATA;</div>
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<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> scip_handler_data->runner = std::move(runner);</div>
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<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> </div>
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<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPincludeConshdlrBasic(</div>
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<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> scip, &c_scip_handler, description.<a class="code hl_variable" href="structoperations__research_1_1_scip_constraint_handler_description.html#a9b45b3e13bd9167aab02e17e08916231">name</a>.c_str(),</div>
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<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span> description.<a class="code hl_variable" href="structoperations__research_1_1_scip_constraint_handler_description.html#a2e1454f6988673f814408646edaeb320">description</a>.c_str(), description.<a class="code hl_variable" href="structoperations__research_1_1_scip_constraint_handler_description.html#a6b848ab8a0b7aadfdd9642480f0a4c0c">enforcement_priority</a>,</div>
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<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span> description.<a class="code hl_variable" href="structoperations__research_1_1_scip_constraint_handler_description.html#a77e539e915f4766aa06e317c039e9862">feasibility_check_priority</a>, description.<a class="code hl_variable" href="structoperations__research_1_1_scip_constraint_handler_description.html#a57de9488954f41d5a072e36f243dbe7c">eager_frequency</a>,</div>
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<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> description.<a class="code hl_variable" href="structoperations__research_1_1_scip_constraint_handler_description.html#a52dfcdf1d75a8f419c22a5f5bc1be393">needs_constraints</a>, EnforceLpC, EnforcePseudoSolutionC,</div>
|
|
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span> CheckFeasibilityC, VariableRoundingLockC, scip_handler_data)));</div>
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<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(c_scip_handler != <span class="keyword">nullptr</span>);</div>
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|
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPsetConshdlrSepa(</div>
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<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> scip, c_scip_handler, SeparateLpC, SeparatePrimalSolutionC,</div>
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<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> description.<a class="code hl_variable" href="structoperations__research_1_1_scip_constraint_handler_description.html#a10c26ed6effad6148d767b5231471d4b">separation_frequency</a>, description.<a class="code hl_variable" href="structoperations__research_1_1_scip_constraint_handler_description.html#af20c5ab8632b94b24e815e17c589d98a">separation_priority</a>,</div>
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<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span> <span class="comment">/*delaysepa=*/</span><span class="keyword">false</span>)));</div>
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<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(</div>
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<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> SCIPsetConshdlrFree(scip, c_scip_handler, ConstraintHandlerFreeC)));</div>
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<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(</div>
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<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span> SCIPsetConshdlrDelete(scip, c_scip_handler, ConstraintHandlerDeleteC)));</div>
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<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span>}</div>
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<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> </div>
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<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1internal.html#a20b664d7fac2a352aab8819d35f3f868"> 435</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="namespaceoperations__research_1_1internal.html#a20b664d7fac2a352aab8819d35f3f868">AddCallbackConstraintImpl</a>(SCIP* scip, <span class="keyword">const</span> std::string& handler_name,</div>
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<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> <span class="keyword">const</span> std::string& constraint_name,</div>
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<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> <span class="keywordtype">void</span>* constraint_data,</div>
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<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> <span class="keyword">const</span> <a class="code hl_struct" href="structoperations__research_1_1_scip_callback_constraint_options.html">ScipCallbackConstraintOptions</a>& options) {</div>
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<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> SCIP_CONSHDLR* conshdlr = SCIPfindConshdlr(scip, handler_name.c_str());</div>
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<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(conshdlr != <span class="keyword">nullptr</span>)</div>
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<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span> << <span class="stringliteral">"Constraint handler "</span> << handler_name << <span class="stringliteral">" not registered with scip."</span>;</div>
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<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span> <a class="code hl_struct" href="struct_s_c_i_p___cons_data.html">SCIP_ConsData</a>* consdata = <span class="keyword">new</span> <a class="code hl_struct" href="struct_s_c_i_p___cons_data.html">SCIP_ConsData</a>;</div>
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<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span> consdata-><a class="code hl_variable" href="struct_s_c_i_p___cons_data.html#a735984d41155bc1032e09bece8f8d66d">data</a> = constraint_data;</div>
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<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span> SCIP_CONS* constraint = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPcreateCons(</div>
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<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span> scip, &constraint, constraint_name.c_str(), conshdlr, consdata,</div>
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<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span> options.<a class="code hl_variable" href="structoperations__research_1_1_scip_callback_constraint_options.html#aa87a85dc3f3ab85f078e036a4c9e8a66">initial</a>, options.<a class="code hl_variable" href="structoperations__research_1_1_scip_callback_constraint_options.html#a62f216dcd76e89d9009c5eb9a436bdf1">separate</a>, options.<a class="code hl_variable" href="structoperations__research_1_1_scip_callback_constraint_options.html#ab2c4dc79e21a75f205d49d9f9e5133a7">enforce</a>, options.<a class="code hl_variable" href="structoperations__research_1_1_scip_callback_constraint_options.html#a08e5d4acf3bed996e35f8c4354412bcf">check</a>,</div>
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<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span> options.<a class="code hl_variable" href="structoperations__research_1_1_scip_callback_constraint_options.html#a9ad8871a886a207356c7d4a3527a19e6">propagate</a>, options.local, options.<a class="code hl_variable" href="structoperations__research_1_1_scip_callback_constraint_options.html#a883ae210392142bdc0c07032eb0fc0d4">modifiable</a>, options.<a class="code hl_variable" href="structoperations__research_1_1_scip_callback_constraint_options.html#a8fcad9320dc8957d766ebf5a5293450e">dynamic</a>,</div>
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<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span> options.<a class="code hl_variable" href="structoperations__research_1_1_scip_callback_constraint_options.html#a0d5a29925a9355418d112e7a0c538a73">removable</a>, options.<a class="code hl_variable" href="structoperations__research_1_1_scip_callback_constraint_options.html#a6eebf3db5020da0d44ea8bc5ef593733">stickingatnodes</a>)));</div>
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<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(constraint != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPaddCons(scip, constraint)));</div>
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<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_define" href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a>(SCIPreleaseCons(scip, &constraint)));</div>
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<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span>}</div>
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<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span> </div>
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<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span>} <span class="comment">// namespace internal</span></div>
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<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span>} <span class="comment">// namespace operations_research</span></div>
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<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span><span class="preprocessor">#endif </span><span class="comment">// #if defined(USE_SCIP)</span></div>
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<div class="ttc" id="aalldiff__cst_8cc_html_a26e6db9bcc64b584051ecc28171ed11f"><div class="ttname"><a href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">max</a></div><div class="ttdeci">int64_t max</div><div class="ttdef"><b>Definition:</b> <a href="alldiff__cst_8cc_source.html#l00140">alldiff_cst.cc:140</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_a9f96ed9f06763f0821fdbb4d29031d8d"><div class="ttname"><a href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a></div><div class="ttdeci">#define CHECK_OK(x)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00044">base/logging.h:44</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#l00895">base/logging.h:895</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#l00894">base/logging.h:894</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae"><div class="ttname"><a href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a></div><div class="ttdeci">#define LOG(severity)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00420">base/logging.h:420</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_afcaa7cadd41741bb855c2ada1d2ef927"><div class="ttname"><a href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a></div><div class="ttdeci">#define VLOG(verboselevel)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00984">base/logging.h:984</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_expr_html_afb42f5cebaf659f1a302d5062a576af0"><div class="ttname"><a href="classoperations__research_1_1_linear_expr.html#afb42f5cebaf659f1a302d5062a576af0">operations_research::LinearExpr::terms</a></div><div class="ttdeci">const absl::flat_hash_map< const MPVariable *, double > & terms() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00143">linear_expr.h:143</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_range_html"><div class="ttname"><a href="classoperations__research_1_1_linear_range.html">operations_research::LinearRange</a></div><div class="ttdoc">An expression of the form:</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00192">linear_expr.h:192</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_range_html_a4b3f32be654fc87e926e6c1cb2167fc0"><div class="ttname"><a href="classoperations__research_1_1_linear_range.html#a4b3f32be654fc87e926e6c1cb2167fc0">operations_research::LinearRange::linear_expr</a></div><div class="ttdeci">const LinearExpr & linear_expr() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00206">linear_expr.h:206</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_range_html_a5158072d27a176fc38524893183d6527"><div class="ttname"><a href="classoperations__research_1_1_linear_range.html#a5158072d27a176fc38524893183d6527">operations_research::LinearRange::upper_bound</a></div><div class="ttdeci">double upper_bound() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00207">linear_expr.h:207</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_range_html_a9748ce3280b2d4c16a2cd38a480b9c7c"><div class="ttname"><a href="classoperations__research_1_1_linear_range.html#a9748ce3280b2d4c16a2cd38a480b9c7c">operations_research::LinearRange::lower_bound</a></div><div class="ttdeci">double lower_bound() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00205">linear_expr.h:205</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html">operations_research::MPVariable</a></div><div class="ttdoc">The class for variables of a Mathematical Programming (MP) model.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01093">linear_solver.h:1093</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_acca41811e8aaab0112b987749c0ecb93"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#acca41811e8aaab0112b987749c0ecb93">operations_research::MPVariable::index</a></div><div class="ttdeci">int index() const</div><div class="ttdoc">Returns the index of the variable in the MPSolver::variables_.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01114">linear_solver.h:1114</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_scip_constraint_handler_context_html"><div class="ttname"><a href="classoperations__research_1_1_scip_constraint_handler_context.html">operations_research::ScipConstraintHandlerContext</a></div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00083">scip_callback.h:83</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_scip_constraint_handler_context_html_a4a1bfdb9483ad4c428b481bd6111a357"><div class="ttname"><a href="classoperations__research_1_1_scip_constraint_handler_context.html#a4a1bfdb9483ad4c428b481bd6111a357">operations_research::ScipConstraintHandlerContext::VariableValue</a></div><div class="ttdeci">double VariableValue(const MPVariable *variable) const</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00077">scip_callback.cc:77</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_scip_constraint_handler_context_html_a55640ec713a214d62de2eb172cb22590"><div class="ttname"><a href="classoperations__research_1_1_scip_constraint_handler_context.html#a55640ec713a214d62de2eb172cb22590">operations_research::ScipConstraintHandlerContext::ScipConstraintHandlerContext</a></div><div class="ttdeci">ScipConstraintHandlerContext(SCIP *scip, SCIP_SOL *solution, bool is_pseudo_solution)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00071">scip_callback.cc:71</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_scip_constraint_handler_context_html_aae95e02c1caff664dbc5efda58e56c6e"><div class="ttname"><a href="classoperations__research_1_1_scip_constraint_handler_context.html#aae95e02c1caff664dbc5efda58e56c6e">operations_research::ScipConstraintHandlerContext::CurrentNodeId</a></div><div class="ttdeci">int64_t CurrentNodeId() const</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00086">scip_callback.cc:86</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_scip_constraint_handler_context_html_abb2d1b6efd2b973ed78b20e538047f7a"><div class="ttname"><a href="classoperations__research_1_1_scip_constraint_handler_context.html#abb2d1b6efd2b973ed78b20e538047f7a">operations_research::ScipConstraintHandlerContext::NumNodesProcessed</a></div><div class="ttdeci">int64_t NumNodesProcessed() const</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00082">scip_callback.cc:82</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1internal_1_1_scip_callback_runner_html"><div class="ttname"><a href="classoperations__research_1_1internal_1_1_scip_callback_runner.html">operations_research::internal::ScipCallbackRunner</a></div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00191">scip_callback.h:191</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1internal_1_1_scip_callback_runner_html_a281a6d8fac497e751432b90428498117"><div class="ttname"><a href="classoperations__research_1_1internal_1_1_scip_callback_runner.html#a281a6d8fac497e751432b90428498117">operations_research::internal::ScipCallbackRunner::IntegerSolutionFeasible</a></div><div class="ttdeci">virtual bool IntegerSolutionFeasible(const ScipConstraintHandlerContext &context, void *constraint)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1internal_1_1_scip_callback_runner_html_a9982534517a7d8758a3ac06647d799fa"><div class="ttname"><a href="classoperations__research_1_1internal_1_1_scip_callback_runner.html#a9982534517a7d8758a3ac06647d799fa">operations_research::internal::ScipCallbackRunner::SeparateIntegerSolution</a></div><div class="ttdeci">virtual std::vector< CallbackRangeConstraint > SeparateIntegerSolution(const ScipConstraintHandlerContext &context, void *constraint)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1internal_1_1_scip_callback_runner_html_aa6b1ae56f70332200150196a5667ad3b"><div class="ttname"><a href="classoperations__research_1_1internal_1_1_scip_callback_runner.html#aa6b1ae56f70332200150196a5667ad3b">operations_research::internal::ScipCallbackRunner::SeparateFractionalSolution</a></div><div class="ttdeci">virtual std::vector< CallbackRangeConstraint > SeparateFractionalSolution(const ScipConstraintHandlerContext &context, void *constraint)=0</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#l01874">expr_array.cc:1874</a></div></div>
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<div class="ttc" id="aexpr__array_8cc_html_abda708e4a6f0de72a842382f919a7c31"><div class="ttname"><a href="expr__array_8cc.html#abda708e4a6f0de72a842382f919a7c31">coef</a></div><div class="ttdeci">int64_t coef</div><div class="ttdef"><b>Definition:</b> <a href="expr__array_8cc_source.html#l01875">expr_array.cc:1875</a></div></div>
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<div class="ttc" id="agurobi__interface_8cc_html_a5f287b83a753915ae862fed64f8640a6"><div class="ttname"><a href="gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6">context</a></div><div class="ttdeci">GurobiMPCallbackContext * context</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00514">gurobi_interface.cc:514</a></div></div>
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<div class="ttc" id="alog__severity_8h_html_ac9bcbe19995a8140cd4ec61773cd6e67"><div class="ttname"><a href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a></div><div class="ttdeci">const int ERROR</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00032">log_severity.h:32</a></div></div>
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<div class="ttc" id="amarkowitz_8cc_html_aea35f36ba98d5bbd8d033382f50c9e52"><div class="ttname"><a href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a></div><div class="ttdeci">RowIndex row</div><div class="ttdef"><b>Definition:</b> <a href="markowitz_8cc_source.html#l00182">markowitz.cc:182</a></div></div>
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<div class="ttc" id="anamespaceabsl_html"><div class="ttname"><a href="namespaceabsl.html">absl</a></div><div class="ttdef"><b>Definition:</b> <a href="cleanup_8h_source.html#l00022">cleanup.h:22</a></div></div>
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<div class="ttc" id="anamespaceinternal_html"><div class="ttname"><a href="namespaceinternal.html">internal</a></div><div class="ttdef"><b>Definition:</b> <a href="connected__components_8h_source.html#l00138">connected_components.h:138</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1internal_html_a10baa8a53114ab362a572d8efe116194"><div class="ttname"><a href="namespaceoperations__research_1_1internal.html#a10baa8a53114ab362a572d8efe116194">operations_research::internal::AddConstraintHandlerImpl</a></div><div class="ttdeci">void AddConstraintHandlerImpl(const ScipConstraintHandlerDescription &description, std::unique_ptr< ScipCallbackRunner > runner, SCIP *scip)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00411">scip_callback.cc:411</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1internal_html_a20b664d7fac2a352aab8819d35f3f868"><div class="ttname"><a href="namespaceoperations__research_1_1internal.html#a20b664d7fac2a352aab8819d35f3f868">operations_research::internal::AddCallbackConstraintImpl</a></div><div class="ttdeci">void AddCallbackConstraintImpl(SCIP *scip, const std::string &handler_name, const std::string &constraint_name, void *constraint_data, const ScipCallbackConstraintOptions &options)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00435">scip_callback.cc:435</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">Collection of objects used to extend the Constraint Solver library.</div><div class="ttdef"><b>Definition:</b> <a href="dense__doubly__linked__list_8h_source.html#l00021">dense_doubly_linked_list.h:21</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a16279e26b1c9fb24892ea66c6e29d546"><div class="ttname"><a href="namespaceoperations__research.html#a16279e26b1c9fb24892ea66c6e29d546">operations_research::LinearConstraintIsViolated</a></div><div class="ttdeci">bool LinearConstraintIsViolated(const ScipConstraintHandlerContext &context, const LinearRange &constraint)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00096">scip_callback.cc:96</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aac65f6cb5816150efa463314f16ee1cd"><div class="ttname"><a href="namespaceoperations__research.html#aac65f6cb5816150efa463314f16ee1cd">operations_research::RunSeparation</a></div><div class="ttdeci">ScipSeparationResult RunSeparation(internal::ScipCallbackRunner *runner, const ScipConstraintHandlerContext &context, absl::Span< SCIP_CONS * > constraints, bool is_integral)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00113">scip_callback.cc:113</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ac3c8ba8539ef21570d123e56c4ff12ee"><div class="ttname"><a href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12ee">operations_research::ScipSeparationResult</a></div><div class="ttdeci">ScipSeparationResult</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00090">scip_callback.cc:90</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ac3c8ba8539ef21570d123e56c4ff12eeaa8e1b948c80fb564a5eac917da76a7e9"><div class="ttname"><a href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeaa8e1b948c80fb564a5eac917da76a7e9">operations_research::ScipSeparationResult::kLazyConstraintAdded</a></div><div class="ttdeci">@ kLazyConstraintAdded</div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ac3c8ba8539ef21570d123e56c4ff12eeab22a2d6012d9a21952411a08dc99f3bd"><div class="ttname"><a href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeab22a2d6012d9a21952411a08dc99f3bd">operations_research::ScipSeparationResult::kCuttingPlaneAdded</a></div><div class="ttdeci">@ kCuttingPlaneAdded</div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e"><div class="ttname"><a href="namespaceoperations__research.html#ac3c8ba8539ef21570d123e56c4ff12eeae715dc80b9a6bd66e25d740be4d67d8e">operations_research::ScipSeparationResult::kDidNotFind</a></div><div class="ttdeci">@ kDidNotFind</div></div>
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<div class="ttc" id="ascip__callback_8cc_html_a2e5ec3c32f1a6cde27f8a3538ea801bd"><div class="ttname"><a href="scip__callback_8cc.html#a2e5ec3c32f1a6cde27f8a3538ea801bd">SCIP_DECL_CONSLOCK</a></div><div class="ttdeci">static SCIP_DECL_CONSLOCK(VariableRoundingLockC)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00389">scip_callback.cc:389</a></div></div>
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<div class="ttc" id="ascip__callback_8cc_html_a376bca25c3ec7429992b12732b0baf7a"><div class="ttname"><a href="scip__callback_8cc.html#a376bca25c3ec7429992b12732b0baf7a">SCIP_DECL_CONSFREE</a></div><div class="ttdeci">static SCIP_DECL_CONSFREE(ConstraintHandlerFreeC)</div><div class="ttdoc">destructor of constraint handler to free user data (called when SCIP is exiting)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00236">scip_callback.cc:236</a></div></div>
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<div class="ttc" id="ascip__callback_8cc_html_a3a6d6acbad469426278fb8293fc83cdf"><div class="ttname"><a href="scip__callback_8cc.html#a3a6d6acbad469426278fb8293fc83cdf">SCIP_DECL_CONSSEPASOL</a></div><div class="ttdeci">static SCIP_DECL_CONSSEPASOL(SeparatePrimalSolutionC)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00311">scip_callback.cc:311</a></div></div>
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<div class="ttc" id="ascip__callback_8cc_html_a55103a9413973772f122a9c3dfef5030"><div class="ttname"><a href="scip__callback_8cc.html#a55103a9413973772f122a9c3dfef5030">SCIP_DECL_CONSENFOPS</a></div><div class="ttdeci">static SCIP_DECL_CONSENFOPS(EnforcePseudoSolutionC)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00358">scip_callback.cc:358</a></div></div>
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<div class="ttc" id="ascip__callback_8cc_html_a5caadc079262052801b3e95ef2e6dd9b"><div class="ttname"><a href="scip__callback_8cc.html#a5caadc079262052801b3e95ef2e6dd9b">SCIP_DECL_CONSSEPALP</a></div><div class="ttdeci">static SCIP_DECL_CONSSEPALP(SeparateLpC)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00283">scip_callback.cc:283</a></div></div>
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<div class="ttc" id="ascip__callback_8cc_html_a875439e224114d05fb4ea2e4f0e07b3b"><div class="ttname"><a href="scip__callback_8cc.html#a875439e224114d05fb4ea2e4f0e07b3b">SCIP_DECL_CONSENFOLP</a></div><div class="ttdeci">static SCIP_DECL_CONSENFOLP(EnforceLpC)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00255">scip_callback.cc:255</a></div></div>
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<div class="ttc" id="ascip__callback_8cc_html_abfa1bf86271e906a52cfc93578151993"><div class="ttname"><a href="scip__callback_8cc.html#abfa1bf86271e906a52cfc93578151993">SCIP_DECL_CONSDELETE</a></div><div class="ttdeci">static SCIP_DECL_CONSDELETE(ConstraintHandlerDeleteC)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00246">scip_callback.cc:246</a></div></div>
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<div class="ttc" id="ascip__callback_8cc_html_ae5cc41357bffc84dee6ba5e059a30ca5"><div class="ttname"><a href="scip__callback_8cc.html#ae5cc41357bffc84dee6ba5e059a30ca5">SCIP_DECL_CONSCHECK</a></div><div class="ttdeci">static SCIP_DECL_CONSCHECK(CheckFeasibilityC)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00341">scip_callback.cc:341</a></div></div>
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<div class="ttc" id="ascip__callback_8h_html"><div class="ttname"><a href="scip__callback_8h.html">scip_callback.h</a></div></div>
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<div class="ttc" id="ascip__helper__macros_8h_html"><div class="ttname"><a href="scip__helper__macros_8h.html">scip_helper_macros.h</a></div></div>
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<div class="ttc" id="ascip__helper__macros_8h_html_a01a5597b6c8cb50ac465e5abebf00eec"><div class="ttname"><a href="scip__helper__macros_8h.html#a01a5597b6c8cb50ac465e5abebf00eec">SCIP_TO_STATUS</a></div><div class="ttdeci">#define SCIP_TO_STATUS(x)</div><div class="ttdef"><b>Definition:</b> <a href="scip__helper__macros_8h_source.html#l00035">scip_helper_macros.h:35</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___cons_data_html"><div class="ttname"><a href="struct_s_c_i_p___cons_data.html">SCIP_ConsData</a></div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00054">scip_callback.cc:54</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___cons_data_html_a735984d41155bc1032e09bece8f8d66d"><div class="ttname"><a href="struct_s_c_i_p___cons_data.html#a735984d41155bc1032e09bece8f8d66d">SCIP_ConsData::data</a></div><div class="ttdeci">void * data</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00055">scip_callback.cc:55</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___conshdlr_data_html"><div class="ttname"><a href="struct_s_c_i_p___conshdlr_data.html">SCIP_ConshdlrData</a></div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00050">scip_callback.cc:50</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___conshdlr_data_html_aa64468b7123338080275cf12a8ec1596"><div class="ttname"><a href="struct_s_c_i_p___conshdlr_data.html#aa64468b7123338080275cf12a8ec1596">SCIP_ConshdlrData::runner</a></div><div class="ttdeci">std::unique_ptr< operations_research::internal::ScipCallbackRunner > runner</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00051">scip_callback.cc:51</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_callback_range_constraint_html"><div class="ttname"><a href="structoperations__research_1_1_callback_range_constraint.html">operations_research::CallbackRangeConstraint</a></div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00110">scip_callback.h:110</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_callback_setup_html"><div class="ttname"><a href="structoperations__research_1_1_callback_setup.html">operations_research::CallbackSetup</a></div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00210">scip_callback.cc:210</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_callback_setup_html_a1fd56c74ad147d4c2d9f5c6e229c35c5"><div class="ttname"><a href="structoperations__research_1_1_callback_setup.html#a1fd56c74ad147d4c2d9f5c6e229c35c5">operations_research::CallbackSetup::callback_runner</a></div><div class="ttdeci">internal::ScipCallbackRunner * callback_runner</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00212">scip_callback.cc:212</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_callback_setup_html_a3786a8a9aedf11487a41d871b1ef660e"><div class="ttname"><a href="structoperations__research_1_1_callback_setup.html#a3786a8a9aedf11487a41d871b1ef660e">operations_research::CallbackSetup::unlikely_useful_constraints</a></div><div class="ttdeci">absl::Span< SCIP_CONS * > unlikely_useful_constraints</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00215">scip_callback.cc:215</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_callback_setup_html_a6b8fe74d4ac72981658f6648005c6aec"><div class="ttname"><a href="structoperations__research_1_1_callback_setup.html#a6b8fe74d4ac72981658f6648005c6aec">operations_research::CallbackSetup::CallbackSetup</a></div><div class="ttdeci">CallbackSetup(SCIP *scip, SCIP_CONSHDLR *scip_handler, SCIP_CONS **conss, int nconss, int nusefulconss, SCIP_SOL *sol, bool is_pseudo_solution)</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00217">scip_callback.cc:217</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_callback_setup_html_ab447fdc61ed2439de2b67c2992effba5"><div class="ttname"><a href="structoperations__research_1_1_callback_setup.html#ab447fdc61ed2439de2b67c2992effba5">operations_research::CallbackSetup::useful_constraints</a></div><div class="ttdeci">absl::Span< SCIP_CONS * > useful_constraints</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00214">scip_callback.cc:214</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_callback_setup_html_ac2ab682cf956d759393b96d9109fbea8"><div class="ttname"><a href="structoperations__research_1_1_callback_setup.html#ac2ab682cf956d759393b96d9109fbea8">operations_research::CallbackSetup::scip_handler_data</a></div><div class="ttdeci">SCIP_CONSHDLRDATA * scip_handler_data</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00211">scip_callback.cc:211</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_callback_setup_html_ad10d1c5474f81b93a44a05329d92d0f1"><div class="ttname"><a href="structoperations__research_1_1_callback_setup.html#ad10d1c5474f81b93a44a05329d92d0f1">operations_research::CallbackSetup::context</a></div><div class="ttdeci">ScipConstraintHandlerContext context</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8cc_source.html#l00213">scip_callback.cc:213</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_callback_constraint_options_html"><div class="ttname"><a href="structoperations__research_1_1_scip_callback_constraint_options.html">operations_research::ScipCallbackConstraintOptions</a></div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00166">scip_callback.h:166</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_callback_constraint_options_html_a08e5d4acf3bed996e35f8c4354412bcf"><div class="ttname"><a href="structoperations__research_1_1_scip_callback_constraint_options.html#a08e5d4acf3bed996e35f8c4354412bcf">operations_research::ScipCallbackConstraintOptions::check</a></div><div class="ttdeci">bool check</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00170">scip_callback.h:170</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_callback_constraint_options_html_a0d5a29925a9355418d112e7a0c538a73"><div class="ttname"><a href="structoperations__research_1_1_scip_callback_constraint_options.html#a0d5a29925a9355418d112e7a0c538a73">operations_research::ScipCallbackConstraintOptions::removable</a></div><div class="ttdeci">bool removable</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00175">scip_callback.h:175</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_callback_constraint_options_html_a62f216dcd76e89d9009c5eb9a436bdf1"><div class="ttname"><a href="structoperations__research_1_1_scip_callback_constraint_options.html#a62f216dcd76e89d9009c5eb9a436bdf1">operations_research::ScipCallbackConstraintOptions::separate</a></div><div class="ttdeci">bool separate</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00168">scip_callback.h:168</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_callback_constraint_options_html_a6eebf3db5020da0d44ea8bc5ef593733"><div class="ttname"><a href="structoperations__research_1_1_scip_callback_constraint_options.html#a6eebf3db5020da0d44ea8bc5ef593733">operations_research::ScipCallbackConstraintOptions::stickingatnodes</a></div><div class="ttdeci">bool stickingatnodes</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00176">scip_callback.h:176</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_callback_constraint_options_html_a883ae210392142bdc0c07032eb0fc0d4"><div class="ttname"><a href="structoperations__research_1_1_scip_callback_constraint_options.html#a883ae210392142bdc0c07032eb0fc0d4">operations_research::ScipCallbackConstraintOptions::modifiable</a></div><div class="ttdeci">bool modifiable</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00173">scip_callback.h:173</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_callback_constraint_options_html_a8fcad9320dc8957d766ebf5a5293450e"><div class="ttname"><a href="structoperations__research_1_1_scip_callback_constraint_options.html#a8fcad9320dc8957d766ebf5a5293450e">operations_research::ScipCallbackConstraintOptions::dynamic</a></div><div class="ttdeci">bool dynamic</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00174">scip_callback.h:174</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_callback_constraint_options_html_a9ad8871a886a207356c7d4a3527a19e6"><div class="ttname"><a href="structoperations__research_1_1_scip_callback_constraint_options.html#a9ad8871a886a207356c7d4a3527a19e6">operations_research::ScipCallbackConstraintOptions::propagate</a></div><div class="ttdeci">bool propagate</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00171">scip_callback.h:171</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_callback_constraint_options_html_aa87a85dc3f3ab85f078e036a4c9e8a66"><div class="ttname"><a href="structoperations__research_1_1_scip_callback_constraint_options.html#aa87a85dc3f3ab85f078e036a4c9e8a66">operations_research::ScipCallbackConstraintOptions::initial</a></div><div class="ttdeci">bool initial</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00167">scip_callback.h:167</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_callback_constraint_options_html_ab2c4dc79e21a75f205d49d9f9e5133a7"><div class="ttname"><a href="structoperations__research_1_1_scip_callback_constraint_options.html#ab2c4dc79e21a75f205d49d9f9e5133a7">operations_research::ScipCallbackConstraintOptions::enforce</a></div><div class="ttdeci">bool enforce</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00169">scip_callback.h:169</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_constraint_handler_description_html"><div class="ttname"><a href="structoperations__research_1_1_scip_constraint_handler_description.html">operations_research::ScipConstraintHandlerDescription</a></div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00046">scip_callback.h:46</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_constraint_handler_description_html_a10c26ed6effad6148d767b5231471d4b"><div class="ttname"><a href="structoperations__research_1_1_scip_constraint_handler_description.html#a10c26ed6effad6148d767b5231471d4b">operations_research::ScipConstraintHandlerDescription::separation_frequency</a></div><div class="ttdeci">int separation_frequency</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00080">scip_callback.h:80</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_constraint_handler_description_html_a2e1454f6988673f814408646edaeb320"><div class="ttname"><a href="structoperations__research_1_1_scip_constraint_handler_description.html#a2e1454f6988673f814408646edaeb320">operations_research::ScipConstraintHandlerDescription::description</a></div><div class="ttdeci">std::string description</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00051">scip_callback.h:51</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_constraint_handler_description_html_a52dfcdf1d75a8f419c22a5f5bc1be393"><div class="ttname"><a href="structoperations__research_1_1_scip_constraint_handler_description.html#a52dfcdf1d75a8f419c22a5f5bc1be393">operations_research::ScipConstraintHandlerDescription::needs_constraints</a></div><div class="ttdeci">bool needs_constraints</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00073">scip_callback.h:73</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_constraint_handler_description_html_a57de9488954f41d5a072e36f243dbe7c"><div class="ttname"><a href="structoperations__research_1_1_scip_constraint_handler_description.html#a57de9488954f41d5a072e36f243dbe7c">operations_research::ScipConstraintHandlerDescription::eager_frequency</a></div><div class="ttdeci">int eager_frequency</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00070">scip_callback.h:70</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_constraint_handler_description_html_a6b848ab8a0b7aadfdd9642480f0a4c0c"><div class="ttname"><a href="structoperations__research_1_1_scip_constraint_handler_description.html#a6b848ab8a0b7aadfdd9642480f0a4c0c">operations_research::ScipConstraintHandlerDescription::enforcement_priority</a></div><div class="ttdeci">int enforcement_priority</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00059">scip_callback.h:59</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_constraint_handler_description_html_a77e539e915f4766aa06e317c039e9862"><div class="ttname"><a href="structoperations__research_1_1_scip_constraint_handler_description.html#a77e539e915f4766aa06e317c039e9862">operations_research::ScipConstraintHandlerDescription::feasibility_check_priority</a></div><div class="ttdeci">int feasibility_check_priority</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00067">scip_callback.h:67</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_constraint_handler_description_html_a9b45b3e13bd9167aab02e17e08916231"><div class="ttname"><a href="structoperations__research_1_1_scip_constraint_handler_description.html#a9b45b3e13bd9167aab02e17e08916231">operations_research::ScipConstraintHandlerDescription::name</a></div><div class="ttdeci">std::string name</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00048">scip_callback.h:48</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_scip_constraint_handler_description_html_af20c5ab8632b94b24e815e17c589d98a"><div class="ttname"><a href="structoperations__research_1_1_scip_constraint_handler_description.html#af20c5ab8632b94b24e815e17c589d98a">operations_research::ScipConstraintHandlerDescription::separation_priority</a></div><div class="ttdeci">int separation_priority</div><div class="ttdef"><b>Definition:</b> <a href="scip__callback_8h_source.html#l00077">scip_callback.h:77</a></div></div>
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