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Diffstat (limited to 'thirdparty/linux/include/coin1/IpCompoundMatrix.hpp')
| -rw-r--r-- | thirdparty/linux/include/coin1/IpCompoundMatrix.hpp | 340 |
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diff --git a/thirdparty/linux/include/coin1/IpCompoundMatrix.hpp b/thirdparty/linux/include/coin1/IpCompoundMatrix.hpp new file mode 100644 index 0000000..03e2e2a --- /dev/null +++ b/thirdparty/linux/include/coin1/IpCompoundMatrix.hpp @@ -0,0 +1,340 @@ +// Copyright (C) 2004, 2009 International Business Machines and others. +// All Rights Reserved. +// This code is published under the Eclipse Public License. +// +// $Id: IpCompoundMatrix.hpp 2269 2013-05-05 11:32:40Z stefan $ +// +// Authors: Carl Laird, Andreas Waechter IBM 2004-08-13 + +#ifndef __IPCOMPOUNDMATRIX_HPP__ +#define __IPCOMPOUNDMATRIX_HPP__ + +#include "IpUtils.hpp" +#include "IpMatrix.hpp" + +namespace Ipopt +{ + + /* forward declarations */ + class CompoundMatrixSpace; + + /** Class for Matrices consisting of other matrices. This matrix is + * a matrix that consists of zero, one or more Matrices's which are + * arranged like this: \f$ M_{\rm compound} = + * \left(\begin{array}{cccc}M_{00} & M_{01} & \ldots & M_{0,{\rm + * ncomp\_cols}-1} \\ \dots &&&\dots \\ M_{{\rm ncomp\_rows}-1,0} & + * M_{{\rm ncomp\_rows}-1,1} & \dots & M_{{\rm ncomp\_rows}-1,{\rm + * ncomp\_cols}-1}\end{array}\right)\f$. The individual components + * can be associated to different MatrixSpaces. The individual + * components can also be const and non-const Matrices. If a + * component is not set (i.e., it's pointer is NULL), then this + * components is treated like a zero-matrix of appropriate + * dimensions. + */ + class CompoundMatrix : public Matrix + { + public: + + /**@name Constructors / Destructors */ + //@{ + + /** Constructor, taking the owner_space. The owner_space has to + * be defined, so that at each block row and column contain at + * least one non-NULL component. The individual components can + * be set afterwards with the SeteComp and SetCompNonConst + * methods. + */ + CompoundMatrix(const CompoundMatrixSpace* owner_space); + + /** Destructor */ + virtual ~CompoundMatrix(); + //@} + + /** Method for setting an individual component at position (irow, + * icol) in the compound matrix. The counting of indices starts + * at 0. */ + void SetComp(Index irow, Index jcol, const Matrix& matrix); + + /** Method to set a non-const Matrix entry */ + void SetCompNonConst(Index irow, Index jcol, Matrix& matrix); + + /** Method to create a new matrix from the space for this block */ + void CreateBlockFromSpace(Index irow, Index jcol); + + /** Method for retrieving one block from the compound matrix as a + * const Matrix. + */ + SmartPtr<const Matrix> GetComp(Index irow, Index jcol) const + { + return ConstComp(irow, jcol); + } + + /** Method for retrieving one block from the compound matrix as a + * non-const Matrix. Note that calling this method with mark the + * CompoundMatrix as changed. Therefore, only use this method if + * you are intending to change the Matrix that you receive. */ + SmartPtr<Matrix> GetCompNonConst(Index irow, Index jcol) + { + ObjectChanged(); + return Comp(irow, jcol); + } + + /** Number of block rows of this compound matrix. */ + inline Index NComps_Rows() const; + /** Number of block colmuns of this compound matrix. */ + inline Index NComps_Cols() const; + + protected: + /**@name Methods overloaded from Matrix */ + //@{ + virtual void MultVectorImpl(Number alpha, const Vector& x, + Number beta, Vector& y) const; + + virtual void TransMultVectorImpl(Number alpha, const Vector& x, + Number beta, Vector& y) const; + + /** X = beta*X + alpha*(Matrix S^{-1} Z). Specialized implementation. + */ + virtual void AddMSinvZImpl(Number alpha, const Vector& S, const Vector& Z, + Vector& X) const; + + /** X = S^{-1} (r + alpha*Z*M^Td). Specialized implementation. + */ + virtual void SinvBlrmZMTdBrImpl(Number alpha, const Vector& S, + const Vector& R, const Vector& Z, + const Vector& D, Vector& X) const; + + /** Method for determining if all stored numbers are valid (i.e., + * no Inf or Nan). */ + virtual bool HasValidNumbersImpl() const; + + virtual void ComputeRowAMaxImpl(Vector& rows_norms, bool init) const; + + virtual void ComputeColAMaxImpl(Vector& cols_norms, bool init) const; + + virtual void PrintImpl(const Journalist& jnlst, + EJournalLevel level, + EJournalCategory category, + const std::string& name, + Index indent, + const std::string& prefix) const; + //@} + + 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. */ + //@{ + /** Default Constructor */ + CompoundMatrix(); + + /** Copy Constructor */ + CompoundMatrix(const CompoundMatrix&); + + /** Overloaded Equals Operator */ + void operator=(const CompoundMatrix&); + //@} + + /** Matrix of matrix's containing the components */ + std::vector<std::vector<SmartPtr<Matrix> > > comps_; + + /** Matrix of const matrix's containing the components */ + std::vector<std::vector<SmartPtr<const Matrix> > > const_comps_; + + /** Copy of the owner_space ptr as a CompoundMatrixSpace instead + * of MatrixSpace */ + const CompoundMatrixSpace* owner_space_; + + /** boolean indicating if the compound matrix is in a "valid" state */ + mutable bool matrices_valid_; + + /** Method to check whether or not the matrices are valid */ + bool MatricesValid() const; + + inline const Matrix* ConstComp(Index irow, Index jcol) const; + + inline Matrix* Comp(Index irow, Index jcol); + }; + + /** This is the matrix space for CompoundMatrix. Before a CompoundMatrix + * can be created, at least one MatrixSpace has to be set per block + * row and column. Individual component MatrixSpace's can be set + * with the SetComp method. + */ + class CompoundMatrixSpace : public MatrixSpace + { + public: + /** @name Constructors / Destructors */ + //@{ + /** Constructor, given the number of row and columns blocks, as + * well as the totel number of rows and columns. + */ + CompoundMatrixSpace(Index ncomps_rows, + Index ncomps_cols, + Index total_nRows, + Index total_nCols); + + /** Destructor */ + ~CompoundMatrixSpace() + {} + //@} + + /** @name Methods for setting information about the components. */ + //@{ + /** Set the number nrows of rows in row-block number irow. */ + void SetBlockRows(Index irow, Index nrows); + + /** Set the number ncols of columns in column-block number jcol. */ + void SetBlockCols(Index jcol, Index ncols); + + /** Get the number nrows of rows in row-block number irow. */ + Index GetBlockRows(Index irow) const; + + /** Set the number ncols of columns in column-block number jcol. */ + Index GetBlockCols(Index jcol) const; + + /** Set the component MatrixSpace. If auto_allocate is true, then + * a new CompoundMatrix created later with MakeNew will have this + * component automatically created with the Matrix's MakeNew. + * Otherwise, the corresponding component will be NULL and has to + * be set with the SetComp methods of the CompoundMatrix. + */ + void SetCompSpace(Index irow, Index jcol, + const MatrixSpace& mat_space, + bool auto_allocate = false); + //@} + + /** Obtain the component MatrixSpace in block row irow and block + * column jcol. + */ + SmartPtr<const MatrixSpace> GetCompSpace(Index irow, Index jcol) const + { + DBG_ASSERT(irow<NComps_Rows()); + DBG_ASSERT(jcol<NComps_Cols()); + return comp_spaces_[irow][jcol]; + } + + /** @name Accessor methods */ + //@{ + /** Number of block rows */ + Index NComps_Rows() const + { + return ncomps_rows_; + } + /** Number of block columns */ + Index NComps_Cols() const + { + return ncomps_cols_; + } + + /** True if the blocks lie on the diagonal - can make some operations faster */ + bool Diagonal() const + { + return diagonal_; + } + //@} + + /** Method for creating a new matrix of this specific type. */ + CompoundMatrix* MakeNewCompoundMatrix() const; + + /** Overloaded MakeNew method for the MatrixSpace base class. + */ + virtual Matrix* MakeNew() const + { + return MakeNewCompoundMatrix(); + } + + 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. */ + //@{ + /** Default constructor */ + CompoundMatrixSpace(); + + /** Copy Constructor */ + CompoundMatrixSpace(const CompoundMatrixSpace&); + + /** Overloaded Equals Operator */ + CompoundMatrixSpace& operator=(const CompoundMatrixSpace&); + //@} + + /** Number of block rows */ + Index ncomps_rows_; + + /** Number of block columns */ + Index ncomps_cols_; + + /** Store whether or not the dimensions are valid */ + mutable bool dimensions_set_; + + /** 2-dim std::vector of matrix spaces for the components */ + std::vector<std::vector<SmartPtr<const MatrixSpace> > > comp_spaces_; + + /** 2-dim std::vector of booleans deciding whether to + * allocate a new matrix for the blocks automagically */ + std::vector<std::vector< bool > > allocate_block_; + + /** Vector of the number of rows in each comp column */ + std::vector<Index> block_rows_; + + /** Vector of the number of cols in each comp row */ + std::vector<Index> block_cols_; + + /** true if the CompoundMatrixSpace only has Matrix spaces along the diagonal. + * this means that the CompoundMatrix will only have matrices along the + * diagonal and it could make some operations more efficient + */ + bool diagonal_; + + /** Auxilliary function for debugging to set if all block + * dimensions have been set. */ + bool DimensionsSet() const; + }; + + /* inline methods */ + inline + Index CompoundMatrix::NComps_Rows() const + { + return owner_space_->NComps_Rows(); + } + + inline + Index CompoundMatrix::NComps_Cols() const + { + return owner_space_->NComps_Cols(); + } + + inline + const Matrix* CompoundMatrix::ConstComp(Index irow, Index jcol) const + { + DBG_ASSERT(irow < NComps_Rows()); + DBG_ASSERT(jcol < NComps_Cols()); + if (IsValid(comps_[irow][jcol])) { + return GetRawPtr(comps_[irow][jcol]); + } + else if (IsValid(const_comps_[irow][jcol])) { + return GetRawPtr(const_comps_[irow][jcol]); + } + + return NULL; + } + + inline + Matrix* CompoundMatrix::Comp(Index irow, Index jcol) + { + DBG_ASSERT(irow < NComps_Rows()); + DBG_ASSERT(jcol < NComps_Cols()); + return GetRawPtr(comps_[irow][jcol]); + } + +} // namespace Ipopt +#endif |