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authorGeorgey2017-07-05 11:40:43 +0530
committerGeorgey2017-07-05 11:40:43 +0530
commit938fef4a37a7b7c61b4b6ff74cb4cfd2f100c427 (patch)
treeb343c0ee5609433c80e0de1db8b6886c9126dc2d /thirdparty/linux/include/coin1/IpMuUpdate.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/coin1/IpMuUpdate.hpp')
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+// Copyright (C) 2004, 2006 International Business Machines and others.
+// All Rights Reserved.
+// This code is published under the Eclipse Public License.
+//
+// $Id: IpMuUpdate.hpp 1861 2010-12-21 21:34:47Z andreasw $
+//
+// Authors: Carl Laird, Andreas Waechter IBM 2004-08-13
+
+#ifndef __IPMUUPDATE_HPP__
+#define __IPMUUPDATE_HPP__
+
+#include "IpAlgStrategy.hpp"
+
+namespace Ipopt
+{
+ /** Abstract Base Class for classes that implement methods for computing
+ * the barrier and fraction-to-the-boundary rule parameter for the
+ * current iteration.
+ */
+ class MuUpdate : public AlgorithmStrategyObject
+ {
+ public:
+ /**@name Constructors/Destructors */
+ //@{
+ /** Default Constructor */
+ MuUpdate()
+ {}
+
+ /** Default destructor */
+ virtual ~MuUpdate()
+ {}
+ //@}
+
+ /** Initialize method - overloaded from AlgorithmStrategyObject */
+ virtual bool InitializeImpl(const OptionsList& options,
+ const std::string& prefix) = 0;
+
+ /** Method for determining the barrier parameter for the next
+ * iteration. A LineSearch object is passed, so that this method
+ * can call the Reset method in the LineSearch object, for
+ * example when then barrier parameter is changed. This method is
+ * also responsible for setting the fraction-to-the-boundary
+ * parameter tau. This method returns false if the update could
+ * not be performed and the algorithm should revert to an
+ * emergency fallback mechanism. */
+ virtual bool UpdateBarrierParameter() = 0;
+
+ private:
+ /**@name Default Compiler Generated Methods
+ * (Hidden to avoid implicit creation/calling).
+ * These methods are not implemented and
+ * we do not want the compiler to implement
+ * them for us, so we declare them private
+ * and do not define them. This ensures that
+ * they will not be implicitly created/called. */
+ //@{
+
+ /** Copy Constructor */
+ MuUpdate(const MuUpdate&);
+
+ /** Overloaded Equals Operator */
+ void operator=(const MuUpdate&);
+ //@}
+
+ };
+
+} // namespace Ipopt
+
+#endif