source: src/Matrix.hpp@ a679d1

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Last change on this file since a679d1 was 436f04, checked in by Tillmann Crueger <crueger@…>, 15 years ago

Added a method that allows faster setting of matrix elements using direct access to the gsl_matrix_set() function
  • Property mode set to 100644
File size: 1.1 KB
Line 
1/*
2 * Matrix.hpp
3 *
4 * Created on: Jun 25, 2010
5 * Author: crueger
6 */
7
8#ifndef MATRIX_HPP_
9#define MATRIX_HPP_
10
11#include <gsl/gsl_matrix.h>
12#include "defs.hpp"
13
14class Vector;
15
16class Matrix
17{
18 friend Vector operator*(const Matrix&,const Vector&);
19public:
20 Matrix();
21 Matrix(const double*);
22 Matrix(const Matrix&);
23 virtual ~Matrix();
24
25 double &at(size_t i, size_t j);
26 const double at(size_t i, size_t j) const;
27
28 void set(size_t i, size_t j, const double value);
29
30 double determinant() const;
31
32 Matrix invert() const;
33
34 // operators
35 Matrix &operator=(const Matrix&);
36
37 Matrix &operator+=(const Matrix&);
38 Matrix &operator-=(const Matrix&);
39 Matrix &operator*=(const Matrix&);
40
41 Matrix &operator*=(const double);
42
43 Matrix operator+(const Matrix&) const;
44 Matrix operator-(const Matrix&) const;
45 Matrix operator*(const Matrix&) const;
46
47private:
48 Matrix(gsl_matrix*);
49 gsl_matrix *content;
50};
51
52Matrix operator*(const double,const Matrix&);
53Matrix operator*(const Matrix&,const double);
54
55Matrix ReturnFullMatrixforSymmetric(const double * const cell_size);
56
57#endif /* MATRIX_HPP_ */
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