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author | Harpreet | 2016-09-03 00:36:51 +0530 |
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committer | Harpreet | 2016-09-03 00:36:51 +0530 |
commit | a0d9443af147e949c1e6a01ac24749d12593ec5b (patch) | |
tree | 1a1955c5482ae608fd7f618b06f4ecc6a0d39a23 /thirdparty/linux/include/coin/ClpParameters.hpp | |
parent | 4b64cf486f5c999fd8167758cae27839f3b50848 (diff) | |
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cbcintlinprog added
Diffstat (limited to 'thirdparty/linux/include/coin/ClpParameters.hpp')
-rw-r--r-- | thirdparty/linux/include/coin/ClpParameters.hpp | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/thirdparty/linux/include/coin/ClpParameters.hpp b/thirdparty/linux/include/coin/ClpParameters.hpp new file mode 100644 index 0000000..7252d2b --- /dev/null +++ b/thirdparty/linux/include/coin/ClpParameters.hpp @@ -0,0 +1,126 @@ +/* $Id: ClpParameters.hpp 2046 2014-08-14 04:13:10Z tkr $ */ +// Copyright (C) 2000, 2002, International Business Machines +// Corporation and others. All Rights Reserved. +// This code is licensed under the terms of the Eclipse Public License (EPL). + +#ifndef _ClpParameters_H +#define _ClpParameters_H + +/** This is where to put any useful stuff. + +*/ +enum ClpIntParam { + /** The maximum number of iterations Clp can execute in the simplex methods + */ + ClpMaxNumIteration = 0, + /** The maximum number of iterations Clp can execute in hotstart before + terminating */ + ClpMaxNumIterationHotStart, + /** The name discipline; specifies how the solver will handle row and + column names. + - 0: Auto names: Names cannot be set by the client. Names of the form + Rnnnnnnn or Cnnnnnnn are generated on demand when a name for a + specific row or column is requested; nnnnnnn is derived from the row + or column index. Requests for a vector of names return a vector with + zero entries. + - 1: Lazy names: Names supplied by the client are retained. Names of the + form Rnnnnnnn or Cnnnnnnn are generated on demand if no name has been + supplied by the client. Requests for a vector of names return a + vector sized to the largest index of a name supplied by the client; + some entries in the vector may be null strings. + - 2: Full names: Names supplied by the client are retained. Names of the + form Rnnnnnnn or Cnnnnnnn are generated on demand if no name has been + supplied by the client. Requests for a vector of names return a + vector sized to match the constraint system, and all entries will + contain either the name specified by the client or a generated name. + */ + ClpNameDiscipline, + /** Just a marker, so that we can allocate a static sized array to store + parameters. */ + ClpLastIntParam +}; + +enum ClpDblParam { + /** Set Dual objective limit. This is to be used as a termination criteria + in methods where the dual objective monotonically changes (dual + simplex). */ + ClpDualObjectiveLimit, + /** Primal objective limit. This is to be used as a termination + criteria in methods where the primal objective monotonically changes + (e.g., primal simplex) */ + ClpPrimalObjectiveLimit, + /** The maximum amount the dual constraints can be violated and still be + considered feasible. */ + ClpDualTolerance, + /** The maximum amount the primal constraints can be violated and still be + considered feasible. */ + ClpPrimalTolerance, + /** Objective function constant. This the value of the constant term in + the objective function. */ + ClpObjOffset, + /// Maximum time in seconds - after, this action is as max iterations + ClpMaxSeconds, + /// Maximum wallclock running time in seconds - after, this action is as max iterations + ClpMaxWallSeconds, + /// Tolerance to use in presolve + ClpPresolveTolerance, + /** Just a marker, so that we can allocate a static sized array to store + parameters. */ + ClpLastDblParam +}; + + +enum ClpStrParam { + /** Name of the problem. This is the found on the Name card of + an mps file. */ + ClpProbName = 0, + /** Just a marker, so that we can allocate a static sized array to store + parameters. */ + ClpLastStrParam +}; + +/// Copy (I don't like complexity of Coin version) +template <class T> inline void +ClpDisjointCopyN( const T * array, const int size, T * newArray) +{ + memcpy(reinterpret_cast<void *> (newArray), array, size * sizeof(T)); +} +/// And set +template <class T> inline void +ClpFillN( T * array, const int size, T value) +{ + int i; + for (i = 0; i < size; i++) + array[i] = value; +} +/// This returns a non const array filled with input from scalar or actual array +template <class T> inline T* +ClpCopyOfArray( const T * array, const int size, T value) +{ + T * arrayNew = new T[size]; + if (array) + ClpDisjointCopyN(array, size, arrayNew); + else + ClpFillN ( arrayNew, size, value); + return arrayNew; +} + +/// This returns a non const array filled with actual array (or NULL) +template <class T> inline T* +ClpCopyOfArray( const T * array, const int size) +{ + if (array) { + T * arrayNew = new T[size]; + ClpDisjointCopyN(array, size, arrayNew); + return arrayNew; + } else { + return NULL; + } +} +/// For a structure to be used by trusted code +typedef struct { + int typeStruct; // allocated as 1,2 etc + int typeCall; + void * data; +} ClpTrustedData; +#endif |