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srowcon.h
Go to the documentation of this file.
1
30#pragma once
31
32#include <ogdf/lib/abacus/rowcon.h>
33
34namespace abacus {
35
37
43class SRowCon : public RowCon {
44public:
45
47
66 SRowCon(Master *master,
67 const Sub *sub,
68 CSense::SENSE sense,
69 int nnz,
70 const Array<int> &support,
71 const Array<double> &coeff,
72 double rhs,
73 bool dynamic,
74 bool local,
75 bool liftable)
76 : RowCon(master, sub, sense, nnz, support, coeff, rhs, dynamic, local, liftable)
77 { }
78
80
99 SRowCon(Master *master,
100 const Sub *sub,
101 CSense::SENSE sense,
102 int nnz,
103 int *support,
104 double *coeff,
105 double rhs,
106 bool dynamic,
107 bool local,
108 bool liftable)
109 : RowCon(master, sub, sense, nnz, support, coeff, rhs, dynamic, local, liftable)
110 { }
111
113 virtual ~SRowCon() { }
114
116
126 virtual int genRow(Active<Variable, Constraint> *var, Row &row) const override {
127 row.copy(row_);
128 return row_.nnz();
129 }
130
132
142 virtual double slack(Active<Variable, Constraint> *variables,
143 double *x) const override;
144};
145
146}
abacus::Active
Implements the sets of active constraints and variables which are associated with each subproblem.
Definition active.h:62
abacus::ConVar::sub
const Sub * sub() const
Returns a const pointer to the subproblem associated with the constraint/variable.
Definition convar.h:199
abacus::ConVar::local
bool local() const
Returns true if the constraint/variable is only locally valid, false otherwise.
Definition convar.h:113
abacus::ConVar::dynamic
virtual bool dynamic() const
Return true if the constraint/variable is dynamic.
Definition convar.h:124
abacus::Constraint::liftable
bool liftable() const
Checks if the constraint is liftable.
Definition constraint.h:140
abacus::Constraint::sense
CSense * sense()
Returns a pointer to the sense of the constraint.
Definition constraint.h:115
abacus::Constraint::rhs
virtual double rhs() const
Returns the right hand side of the constraint.
Definition constraint.h:130
abacus::Master
The master of the optimization.
Definition master.h:69
abacus::RowCon
Implements constraints stored in the class Row.
Definition rowcon.h:49
abacus::RowCon::row
Row * row()
Returns a pointer to the object of the class Row representing the constraint.
Definition rowcon.h:152
abacus::RowCon::row_
Row row_
The representation of the constraint.
Definition rowcon.h:159
abacus::RowCon::coeff
virtual double coeff(const Variable *v) const override
Computes the coefficient of a variable which must be of type NumVar.
Definition rowcon.h:136
abacus::Row
Representation of constraints in the row format.
Definition row.h:51
abacus::Row::copy
void copy(const Row &row)
Copies row.
abacus::SRowCon
Constraints using row with static variable set.
Definition srowcon.h:43
abacus::SRowCon::genRow
virtual int genRow(Active< Variable, Constraint > *var, Row &row) const override
Generates the row format of the constraint associated with the variable set var.
Definition srowcon.h:126
abacus::SRowCon::slack
virtual double slack(Active< Variable, Constraint > *variables, double *x) const override
Computes the slack of a vector associated with the variable set variables.
abacus::SRowCon::~SRowCon
virtual ~SRowCon()
The destructor.
Definition srowcon.h:113
abacus::SRowCon::SRowCon
SRowCon(Master *master, const Sub *sub, CSense::SENSE sense, int nnz, const Array< int > &support, const Array< double > &coeff, double rhs, bool dynamic, bool local, bool liftable)
Creates a row constraint.
Definition srowcon.h:66
abacus::SRowCon::SRowCon
SRowCon(Master *master, const Sub *sub, CSense::SENSE sense, int nnz, int *support, double *coeff, double rhs, bool dynamic, bool local, bool liftable)
Creates a row constraint.
Definition srowcon.h:99
abacus::SparVec::nnz
int nnz() const
Returns the number of nonzero elements.
Definition sparvec.h:232
abacus::Sub
The subproblem.
Definition sub.h:68
ogdf::Array
The parameterized class Array implements dynamic arrays of type E.
Definition Array.h:214
getDoubleFactoredZeroAdjustedMerger
static MultilevelBuilder * getDoubleFactoredZeroAdjustedMerger()
Definition multilevelmixer.cpp:36
rowcon.h
constraint using row.