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< a href = "gscip__solver__callback_8h.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > // Copyright 2010-2021 Google LLC< / span > < / div >
< div class = "line" > < a id = "l00002" name = "l00002" > < / a > < span class = "lineno" > 2< / span > < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a id = "l00003" name = "l00003" > < / a > < span class = "lineno" > 3< / span > < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00006" name = "l00006" > < / a > < span class = "lineno" > 6< / span > < span class = "comment" > // http://www.apache.org/licenses/LICENSE-2.0< / span > < / div >
< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00008" name = "l00008" > < / a > < span class = "lineno" > 8< / span > < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
< div class = "line" > < a id = "l00009" name = "l00009" > < / a > < span class = "lineno" > 9< / span > < span class = "comment" > // distributed under the License is distributed on an " AS IS" BASIS,< / span > < / div >
< div class = "line" > < a id = "l00010" name = "l00010" > < / a > < span class = "lineno" > 10< / span > < span class = "comment" > // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.< / span > < / div >
< div class = "line" > < a id = "l00011" name = "l00011" > < / a > < span class = "lineno" > 11< / span > < span class = "comment" > // See the License for the specific language governing permissions and< / span > < / div >
< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > < / div >
< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "preprocessor" > #ifndef OR_TOOLS_MATH_OPT_SOLVERS_GSCIP_SOLVER_CALLBACK_H_< / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < span class = "preprocessor" > #define OR_TOOLS_MATH_OPT_SOLVERS_GSCIP_SOLVER_CALLBACK_H_< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < / div >
< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "preprocessor" > #include < memory> < / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "preprocessor" > #include < optional> < / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include " absl/base/thread_annotations.h" < / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include " absl/status/status.h" < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "preprocessor" > #include " absl/strings/string_view.h" < / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "preprocessor" > #include " absl/synchronization/mutex.h" < / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "preprocessor" > #include " absl/time/time.h" < / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "preprocessor" > #include " scip/type_scip.h" < / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "preprocessor" > #include " < a class = "code" href = "gscip_8h.html" > ortools/gscip/gscip.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "preprocessor" > #include " ortools/math_opt/callback.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < span class = "preprocessor" > #include " < a class = "code" href = "solver__interface_8h.html" > ortools/math_opt/core/solver_interface.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "preprocessor" > #include " < a class = "code" href = "message__callback__data_8h.html" > ortools/math_opt/solvers/message_callback_data.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "keyword" > namespace < / span > math_opt {< / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "comment" > // Handler for user callbacks for GScipSolver.< / span > < / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "comment" > // It deals with solve interruption when the user request it or when an error< / span > < / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < span class = "comment" > // occurs during the call of the user callback. Any such error is returned by< / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "comment" > // Flush().< / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html" > 39< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html" > GScipSolverCallbackHandler< / a > {< / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "comment" > // Returns a non null handler if needed (there are supported events that we< / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < span class = "comment" > // register to).< / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < span class = "comment" > // The caller will also have to use MessageHandler() when calling< / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "comment" > // GScip::Solve() when the result is not nullptr.< / span > < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "comment" > // At the end of the solve, Flush() must be called (when everything else< / span > < / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < span class = "comment" > // succeeded) to make the final user callback calls and return the first error< / span > < / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < span class = "comment" > // that occurred when calling the user callback.< / span > < / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > < span class = "keyword" > static< / span > std::unique_ptr< GScipSolverCallbackHandler> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#a22cd7715028df18c5f7fc75837b3975b" > RegisterIfNeeded< / a > (< / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > < span class = "keyword" > const< / span > CallbackRegistrationProto& callback_registration,< / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1math__opt_1_1_solver_interface.html#ab47a61ca53ae9cdf35dd4f2dfc9ecadb" > SolverInterface::Callback< / a > < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a6627a3800ac768bb5528ef54c9cace36" > callback< / a > , absl::Time solve_start, SCIP* scip);< / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#af73659e6ed12390aa474bb5819a93f92" > 54< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#af73659e6ed12390aa474bb5819a93f92" > GScipSolverCallbackHandler< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html" > GScipSolverCallbackHandler< / a > & ) = < span class = "keyword" > delete< / span > ;< / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#a15964415c4071c2be07265c2fa7de92b" > 55< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html" > GScipSolverCallbackHandler< / a > & < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#a15964415c4071c2be07265c2fa7de92b" > operator=< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html" > GScipSolverCallbackHandler< / a > & ) =< / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > < span class = "keyword" > delete< / span > ;< / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > < / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > < span class = "comment" > // Returns the handler to pass to GScip::Solve().< / span > < / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > < a class = "code hl_typedef" href = "namespaceoperations__research.html#a2899c1afc60224e18c3d9d4a95c5064e" > GScipMessageHandler< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#a4b70aa63f251813bb58fbb07b511ecea" > MessageHandler< / a > ();< / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > < / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > < span class = "comment" > // Makes any last pending calls and returns the first error that occurred< / span > < / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > < span class = "comment" > // while calling the user callback. Returns OkStatus if no error has occurred.< / span > < / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > absl::Status < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#a58544266058bce093b84364979af75ba" > Flush< / a > ();< / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > < / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#af73659e6ed12390aa474bb5819a93f92" > GScipSolverCallbackHandler< / a > (< a class = "code hl_typedef" href = "classoperations__research_1_1math__opt_1_1_solver_interface.html#ab47a61ca53ae9cdf35dd4f2dfc9ecadb" > SolverInterface::Callback< / a > < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a6627a3800ac768bb5528ef54c9cace36" > callback< / a > ,< / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > absl::Time solve_start, SCIP* scip);< / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < span class = "comment" > // Updates message_callback_data_ and makes the necessary calls to the user< / span > < / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < span class = "comment" > // callback if necessary. This method has the expected signature for a< / span > < / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < span class = "comment" > // GScipMessageHandler.< / span > < / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > < span class = "keywordtype" > void< / span > MessageCallback(< a class = "code hl_enumeration" href = "namespaceoperations__research.html#ab05776694f43218498fa4ccdbd8cf982" > GScipMessageType< / a > type, absl::string_view < a class = "code hl_variable" href = "trace_8cc.html#a36bd74109f547f7f8198faf5a12d2879" > message< / a > );< / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > < / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < span class = "comment" > // Makes a call to the user callback, updating the status_ and interrupting< / span > < / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < span class = "comment" > // the solve if needed (in case of error or if requested by the user).< / span > < / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > < span class = "comment" > // This function will ignores calls when status_ is not ok. It returns the< / span > < / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > < span class = "comment" > // result of the call of the callback when the call has successfully been made< / span > < / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > < span class = "comment" > // and the user has not requested the termination of the solve.< / span > < / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > < span class = "comment" > // This function will hold the callback_mutex_ while making the call to the< / span > < / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < span class = "comment" > // user callback to serialize calls.< / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > absl::optional< CallbackResultProto> CallUserCallback(< / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > < span class = "keyword" > const< / span > CallbackDataProto& callback_data)< / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > ABSL_LOCKS_EXCLUDED(callback_mutex_);< / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "comment" > // The user callback. Should be called via CallUserCallback().< / span > < / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1math__opt_1_1_solver_interface.html#ab47a61ca53ae9cdf35dd4f2dfc9ecadb" > SolverInterface::Callback< / a > callback_;< / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > < span class = "comment" > // Start time of the solve.< / span > < / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < span class = "keyword" > const< / span > absl::Time solve_start_;< / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < span class = "comment" > // The SCIP solver, used for interruptions.< / span > < / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > SCIP* < span class = "keyword" > const< / span > scip_;< / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > < / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < span class = "comment" > // Mutex serializing calls to the user callback and the access to status_.< / span > < / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > absl::Mutex callback_mutex_;< / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < span class = "comment" > // The first error status returned by the user callback.< / span > < / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > absl::Status status_ ABSL_GUARDED_BY(callback_mutex_);< / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > < / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < span class = "comment" > // Mutex serializing access to message_callback_data_ and the serialization of< / span > < / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < span class = "comment" > // calls to the user callback for CALLBACK_EVENT_MESSAGE events.< / span > < / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > absl::Mutex message_mutex_;< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "comment" > // The buffer used to generate the message events.< / span > < / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_message_callback_data.html" > MessageCallbackData< / a > message_callback_data_ ABSL_GUARDED_BY(message_mutex_);< / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > };< / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > } < span class = "comment" > // namespace math_opt< / span > < / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < span class = "preprocessor" > #endif < / span > < span class = "comment" > // OR_TOOLS_MATH_OPT_SOLVERS_GSCIP_SOLVER_CALLBACK_H_< / span > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler_html" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html" > operations_research::math_opt::GScipSolverCallbackHandler< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__solver__callback_8h_source.html#l00039" > gscip_solver_callback.h:39< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler_html_a15964415c4071c2be07265c2fa7de92b" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#a15964415c4071c2be07265c2fa7de92b" > operations_research::math_opt::GScipSolverCallbackHandler::operator=< / a > < / div > < div class = "ttdeci" > GScipSolverCallbackHandler & operator=(const GScipSolverCallbackHandler & )=delete< / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler_html_a22cd7715028df18c5f7fc75837b3975b" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#a22cd7715028df18c5f7fc75837b3975b" > operations_research::math_opt::GScipSolverCallbackHandler::RegisterIfNeeded< / a > < / div > < div class = "ttdeci" > static std::unique_ptr< GScipSolverCallbackHandler > RegisterIfNeeded(const CallbackRegistrationProto & callback_registration, SolverInterface::Callback callback, absl::Time solve_start, SCIP *scip)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__solver__callback_8cc_source.html#l00045" > gscip_solver_callback.cc:45< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler_html_a4b70aa63f251813bb58fbb07b511ecea" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#a4b70aa63f251813bb58fbb07b511ecea" > operations_research::math_opt::GScipSolverCallbackHandler::MessageHandler< / a > < / div > < div class = "ttdeci" > GScipMessageHandler MessageHandler()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__solver__callback_8cc_source.html#l00067" > gscip_solver_callback.cc:67< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler_html_a58544266058bce093b84364979af75ba" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#a58544266058bce093b84364979af75ba" > operations_research::math_opt::GScipSolverCallbackHandler::Flush< / a > < / div > < div class = "ttdeci" > absl::Status Flush()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__solver__callback_8cc_source.html#l00072" > gscip_solver_callback.cc:72< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler_html_af73659e6ed12390aa474bb5819a93f92" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_g_scip_solver_callback_handler.html#af73659e6ed12390aa474bb5819a93f92" > operations_research::math_opt::GScipSolverCallbackHandler::GScipSolverCallbackHandler< / a > < / div > < div class = "ttdeci" > GScipSolverCallbackHandler(const GScipSolverCallbackHandler & )=delete< / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_message_callback_data_html" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_message_callback_data.html" > operations_research::math_opt::MessageCallbackData< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "message__callback__data_8h_source.html#l00041" > message_callback_data.h:41< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_solver_interface_html_ab47a61ca53ae9cdf35dd4f2dfc9ecadb" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_solver_interface.html#ab47a61ca53ae9cdf35dd4f2dfc9ecadb" > operations_research::math_opt::SolverInterface::Callback< / a > < / div > < div class = "ttdeci" > std::function< absl::StatusOr< CallbackResultProto > (const CallbackDataProto & )> Callback< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "solver__interface_8h_source.html#l00054" > solver_interface.h:55< / a > < / div > < / div >
< div class = "ttc" id = "agscip_8h_html" > < div class = "ttname" > < a href = "gscip_8h.html" > gscip.h< / a > < / div > < / div >
< div class = "ttc" id = "agurobi__interface_8cc_html_a6627a3800ac768bb5528ef54c9cace36" > < div class = "ttname" > < a href = "gurobi__interface_8cc.html#a6627a3800ac768bb5528ef54c9cace36" > callback< / a > < / div > < div class = "ttdeci" > MPCallback * callback< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gurobi__interface_8cc_source.html#l00514" > gurobi_interface.cc:514< / a > < / div > < / div >
< div class = "ttc" id = "amessage__callback__data_8h_html" > < div class = "ttname" > < a href = "message__callback__data_8h.html" > message_callback_data.h< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > Collection of objects used to extend the Constraint Solver library.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_a2899c1afc60224e18c3d9d4a95c5064e" > < div class = "ttname" > < a href = "namespaceoperations__research.html#a2899c1afc60224e18c3d9d4a95c5064e" > operations_research::GScipMessageHandler< / a > < / div > < div class = "ttdeci" > std::function< void(GScipMessageType type, absl::string_view message)> GScipMessageHandler< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__message__handler_8h_source.html#l00036" > gscip_message_handler.h:37< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_ab05776694f43218498fa4ccdbd8cf982" > < div class = "ttname" > < a href = "namespaceoperations__research.html#ab05776694f43218498fa4ccdbd8cf982" > operations_research::GScipMessageType< / a > < / div > < div class = "ttdeci" > GScipMessageType< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__message__handler_8h_source.html#l00028" > gscip_message_handler.h:28< / a > < / div > < / div >
< div class = "ttc" id = "asolver__interface_8h_html" > < div class = "ttname" > < a href = "solver__interface_8h.html" > solver_interface.h< / a > < / div > < / div >
< div class = "ttc" id = "atrace_8cc_html_a36bd74109f547f7f8198faf5a12d2879" > < div class = "ttname" > < a href = "trace_8cc.html#a36bd74109f547f7f8198faf5a12d2879" > message< / a > < / div > < div class = "ttdeci" > std::string message< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "trace_8cc_source.html#l00398" > trace.cc:398< / a > < / div > < / div >
2021-04-27 23:00:03 +02:00
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< li class = "navelem" > < a class = "el" href = "dir_a7cc1eeded8f693d0da6c729bc88c45a.html" > ortools< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_1defc00030ff81d309105e053121082f.html" > math_opt< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_6a51feaf2b7f0a1d5cfa932e9ba3d2cd.html" > solvers< / a > < / li > < li class = "navelem" > < a class = "el" href = "gscip__solver__callback_8h.html" > gscip_solver_callback.h< / a > < / li >
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