/usr/include/trilinos/fei_FillableMat.hpp is in libtrilinos-dev 10.4.0.dfsg-1ubuntu2.
This file is owned by root:root, with mode 0o644.
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/* Copyright 2005 Sandia Corporation. */
/* Under the terms of Contract DE-AC04-94AL85000, there is a */
/* non-exclusive license for use of this work by or on behalf */
/* of the U.S. Government. Export of this program may require */
/* a license from the United States Government. */
/*--------------------------------------------------------------------*/
#ifndef _fei_FillableMat_hpp_
#define _fei_FillableMat_hpp_
#include <vector>
#include <fei_FillableVec.hpp>
#include <fei_EqnBuffer.hpp>
namespace fei {
class FillableMat {
public:
FillableMat();
FillableMat(EqnBuffer& eqnbuf);
virtual ~FillableMat();
FillableMat& operator=(const FillableMat& src);
void setValues(double value);
void createPosition(int row, int col);
void sumInCoef(int row, int col, double coef);
void putCoef(int row, int col, double coef);
void sumInRow(int row, const int* cols, const double* coefs, unsigned len);
void putRow(int row, const int* cols, const double* coefs, unsigned len);
unsigned getNumRows() const;
bool hasRow(int row) const;
/** If row is not present and if 'create_if_not_already_present' is false,
then throw std::runtime_error. */
FillableVec* getRow(int row, bool create_if_not_already_present=false);
typedef std::map<int, FillableVec*, std::less<int>,
fei_Pool_alloc<std::pair<const int,FillableVec*> > > feipoolmat;
typedef feipoolmat::iterator iterator;
typedef feipoolmat::const_iterator const_iterator;
iterator begin() {return matdata_.begin();}
iterator end() {return matdata_.end();}
const_iterator begin() const {return matdata_.begin();}
const_iterator end() const {return matdata_.end();}
void clear();
bool operator==(const FillableMat& rhs) const;
bool operator!=(const FillableMat& rhs) const;
private:
feipoolmat matdata_;
fei_Pool_alloc<FillableVec> vecpool_;
}; //class FillableMat
/** Print the contents of a FillableMat to the given std::ostream. */
void print(std::ostream& os, const FillableMat& mat);
/** Return the number of nonzeros in mat. */
int count_nnz(const FillableMat& mat);
/** Fill a std::vector with the row-numbers from the given matrix. */
void get_row_numbers(const FillableMat& mat, std::vector<int>& rows);
}//namespace fei
#endif
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