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authorGeorgey2017-07-05 11:40:43 +0530
committerGeorgey2017-07-05 11:40:43 +0530
commit938fef4a37a7b7c61b4b6ff74cb4cfd2f100c427 (patch)
treeb343c0ee5609433c80e0de1db8b6886c9126dc2d /thirdparty/linux/include/coin/BonOaNlpOptim.hpp
parent5b72577efe080c5294b32d804e4d26351fef30bc (diff)
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Added linux shared libraries and header files for int and ecos functions
Diffstat (limited to 'thirdparty/linux/include/coin/BonOaNlpOptim.hpp')
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1 files changed, 116 insertions, 0 deletions
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+// (C) Copyright Carnegie Mellon University 2005, 2006
+// All Rights Reserved.
+// This code is published under the Eclipse Public License.
+//
+// Authors :
+// P. Bonami, Carnegie Mellon University
+//
+// Date : 05/26/2005
+
+#ifndef BonOaNlpOptim_HPP
+#define BonOaNlpOptim_HPP
+#include "CglCutGenerator.hpp"
+#include "BonOsiTMINLPInterface.hpp"
+#include "BonOAMessages.hpp"
+#include "BonBabSetupBase.hpp"
+namespace Bonmin
+{
+ /** Generate cuts for the nlp corresponding to continuous relaxation at a node.*/
+ class OaNlpOptim : public CglCutGenerator
+ {
+ public:
+ /// Default constructor
+ OaNlpOptim(OsiTMINLPInterface * si = NULL,
+ int maxDepth = 10, bool addOnlyViolated = false,
+ bool globalCuts = true);
+
+ /// Constructor with basic setup
+ OaNlpOptim(BabSetupBase &b);
+ /// Copy constructor
+ OaNlpOptim(const OaNlpOptim &copy)
+ :
+ CglCutGenerator(copy),
+ nlp_(copy.nlp_),
+ maxDepth_(copy.maxDepth_),
+ nSolve_(0),
+ addOnlyViolated_(copy.addOnlyViolated_),
+ global_(copy.global_),
+ solves_per_level_(copy.solves_per_level_)
+ {
+ handler_ = new CoinMessageHandler();
+ handler_ -> setLogLevel(copy.handler_->logLevel());
+ messages_ = OaMessages();
+ }
+ void passInMessageHandler(const CoinMessageHandler * handler)
+ {
+ delete handler_;
+ handler_ = handler->clone();
+ }
+ ///Abstract constructor
+ virtual CglCutGenerator * clone() const
+ {
+ return new OaNlpOptim(*this);
+ }
+
+ /** Desctructor */
+ virtual ~OaNlpOptim()
+ {
+ if (handler_)
+ delete handler_;
+ }
+
+ /// Assign an OsiTMINLPInterface
+ void assignInterface(OsiTMINLPInterface * si);
+ /// cut generation method
+ virtual void generateCuts( const OsiSolverInterface & si, OsiCuts & cs,
+ const CglTreeInfo info);
+
+
+
+ inline void setMaxDepth(int value)
+ {
+ maxDepth_ = value;
+ }
+ inline void setAddOnlyViolated(bool yesno)
+ {
+ addOnlyViolated_ = yesno;
+ }
+ inline void setGlobalCuts(bool yesno)
+ {
+ global_ = yesno;
+ }
+ inline int getNSolve()
+ {
+ return nSolve_;
+ }
+ /**set log level */
+ void setLogLevel(int value)
+ {
+ handler_->setLogLevel(value);
+ }
+
+ /** Register OaNlpOptim options.*/
+ static void registerOptions(Ipopt::SmartPtr<Bonmin::RegisteredOptions> roptions);
+
+ private:
+ /// Pointer to the Ipopt interface
+ OsiTMINLPInterface * nlp_;
+
+ /** maximum depth at which generate cuts*/
+ int maxDepth_;
+
+ ///Number of NLP resolution done
+ mutable int nSolve_;
+ /** messages handler. */
+ CoinMessageHandler * handler_;
+ /** handler */
+ CoinMessages messages_;
+ /** Add only violated cuts?*/
+ bool addOnlyViolated_;
+ /** Add cuts as global?*/
+ bool global_;
+ /** Average number of nodes per level in tree */
+ double solves_per_level_;
+ };
+}
+#endif