Ipopt 3.12.10

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IpZeroMatrix.hpp
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1 // Copyright (C) 2004, 2008 International Business Machines and others.
2 // All Rights Reserved.
3 // This code is published under the Eclipse Public License.
4 //
5 // $Id: IpZeroMatrix.hpp 2269 2013-05-05 11:32:40Z stefan $
6 //
7 // Authors: Carl Laird, Andreas Waechter IBM 2004-08-13
8
9 #ifndef __IPZEROMATRIX_HPP__
10 #define __IPZEROMATRIX_HPP__
11
12 #include "IpUtils.hpp"
13 #include "IpMatrix.hpp"
14
15 namespace Ipopt
16 {
17
20 class ZeroMatrix : public Matrix
21 {
22 public:
23
26
29 ZeroMatrix(const MatrixSpace* owner_space);
30
32 ~ZeroMatrix();
34
35 protected:
38 virtual void MultVectorImpl(Number alpha, const Vector& x,
39 Number beta, Vector& y) const;
40
41 virtual void TransMultVectorImpl(Number alpha, const Vector& x,
42 Number beta, Vector& y) const;
43
44 virtual void ComputeRowAMaxImpl(Vector& rows_norms, bool init) const
45 {}
46
47 virtual void ComputeColAMaxImpl(Vector& cols_norms, bool init) const
48 {}
49
50 virtual void PrintImpl(const Journalist& jnlst,
51 EJournalLevel level,
52 EJournalCategory category,
53 const std::string& name,
54 Index indent,
55 const std::string& prefix) const;
57
58 private:
68 ZeroMatrix();
69
71 ZeroMatrix(const ZeroMatrix&);
72
74 void operator=(const ZeroMatrix&);
76 };
77
79 class ZeroMatrixSpace : public MatrixSpace
80 {
81 public:
86 ZeroMatrixSpace(Index nrows, Index ncols)
87 :
88 MatrixSpace(nrows, ncols)
89 {}
90
92 virtual ~ZeroMatrixSpace()
93 {}
95
98 virtual Matrix* MakeNew() const
99 {
100 return MakeNewZeroMatrix();
101 }
102
104 ZeroMatrix* MakeNewZeroMatrix() const
105 {
106 return new ZeroMatrix(this);
107 }
108 private:
118 ZeroMatrixSpace();
119
121 ZeroMatrixSpace(const ZeroMatrixSpace&);
122
124 void operator=(const ZeroMatrixSpace&);
126 };
127 } // namespace Ipopt
128 #endif
x
Number * x
Input: Starting point Output: Optimal solution.
Definition: IpStdCInterface.h:238
IpUtils.hpp
Ipopt::ZeroMatrixSpace
Class for matrix space for ZeroMatrix.
Definition: IpZeroMatrix.hpp:79
Ipopt::ZeroMatrix::operator=
void operator=(const ZeroMatrix &)
Overloaded Equals Operator.
Ipopt::ZeroMatrix::TransMultVectorImpl
virtual void TransMultVectorImpl(Number alpha, const Vector &x, Number beta, Vector &y) const
Matrix(transpose) vector multiply.
Ipopt::Number
double Number
Type of all numbers.
Definition: IpTypes.hpp:17
Ipopt::Vector
Vector Base Class.
Definition: IpVector.hpp:47
Ipopt::ZeroMatrix::MultVectorImpl
virtual void MultVectorImpl(Number alpha, const Vector &x, Number beta, Vector &y) const
Matrix-vector multiply.
IpMatrix.hpp
Ipopt::EJournalLevel
EJournalLevel
Print Level Enum.
Definition: IpJournalist.hpp:51
Ipopt::ZeroMatrix
Class for Matrices with only zero entries.
Definition: IpZeroMatrix.hpp:20
Ipopt::ZeroMatrixSpace::MakeNewZeroMatrix
ZeroMatrix * MakeNewZeroMatrix() const
Method for creating a new matrix of this specific type.
Definition: IpZeroMatrix.hpp:104
Ipopt::ZeroMatrixSpace::ZeroMatrixSpace
ZeroMatrixSpace(Index nrows, Index ncols)
Constructor, given the number of row and columns.
Definition: IpZeroMatrix.hpp:86
Ipopt::ZeroMatrix::PrintImpl
virtual void PrintImpl(const Journalist &jnlst, EJournalLevel level, EJournalCategory category, const std::string &name, Index indent, const std::string &prefix) const
Print detailed information about the matrix.
Ipopt::Matrix
Matrix Base Class.
Definition: IpMatrix.hpp:27
Ipopt::ZeroMatrix::ComputeColAMaxImpl
virtual void ComputeColAMaxImpl(Vector &cols_norms, bool init) const
Compute the max-norm of the columns in the matrix.
Definition: IpZeroMatrix.hpp:47
Ipopt::ZeroMatrix::ComputeRowAMaxImpl
virtual void ComputeRowAMaxImpl(Vector &rows_norms, bool init) const
Compute the max-norm of the rows in the matrix.
Definition: IpZeroMatrix.hpp:44
Ipopt::ZeroMatrix::ZeroMatrix
ZeroMatrix()
Default Constructor.
Ipopt::MatrixSpace
MatrixSpace base class, corresponding to the Matrix base class.
Definition: IpMatrix.hpp:239
Ipopt::Index
int Index
Type of all indices of vectors, matrices etc.
Definition: IpTypes.hpp:19
Ipopt::ZeroMatrixSpace::~ZeroMatrixSpace
virtual ~ZeroMatrixSpace()
Destructor.
Definition: IpZeroMatrix.hpp:92
Ipopt::ZeroMatrixSpace::MakeNew
virtual Matrix * MakeNew() const
Overloaded MakeNew method for the MatrixSpace base class.
Definition: IpZeroMatrix.hpp:98
Ipopt::ZeroMatrixSpace::operator=
void operator=(const ZeroMatrixSpace &)
Overloaded Equals Operator.
Ipopt::Journalist
Class responsible for all message output.
Definition: IpJournalist.hpp:134
Ipopt::ZeroMatrix::~ZeroMatrix
~ZeroMatrix()
Destructor.
Ipopt::EJournalCategory
EJournalCategory
Category Selection Enum.
Definition: IpJournalist.hpp:70
Ipopt::ZeroMatrixSpace::ZeroMatrixSpace
ZeroMatrixSpace()
Default Constructor.