source: src/gslmatrix.hpp@ 3e50ff

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Last change on this file since 3e50ff was fc3b67, checked in by Frederik Heber <heber@…>, 15 years ago

Wrapper class for gsl_matrix along with working Unit test.

  • new class GSLMatrix wraps all useful functions of the GSL library.
  • new unit tests GSLMatrixSymmetricUnitTest (symmetric case) and GSLMatrixUnitTest tests each part and is working.

Signed-off-by: Frederik Heber <heber@…>
  • Property mode set to 100644
File size: 1.3 KB
Line 
1/*
2 * gslmatrix.hpp
3 *
4 * Created on: Jan 8, 2010
5 * Author: heber
6 */
7
8#ifndef GSLMATRIX_HPP_
9#define GSLMATRIX_HPP_
10
11using namespace std;
12
13/*********************************************** includes ***********************************/
14
15#include <gsl/gsl_matrix.h>
16
17/****************************************** forward declarations *****************************/
18
19class GSLMatrix;
20
21/********************************************** declarations *******************************/
22
23class GSLMatrix {
24 friend class LinearSystemOfEquations;
25
26public:
27 GSLMatrix(size_t m, size_t n);
28 GSLMatrix(const GSLMatrix * const src);
29 ~GSLMatrix();
30
31 // Accessing
32 void SetFromDoubleArray(double * x);
33 double Get(size_t m, size_t n);
34 void Set(size_t m, size_t n, double x);
35 double *Pointer(size_t m, size_t n);
36 const double *const_Pointer(size_t m, size_t n);
37
38 // Initializing
39 void SetAll(double x);
40 void SetZero();
41 void SetIdentity();
42
43 // Exchanging elements
44 bool SwapRows(size_t i, size_t j);
45 bool SwapColumns(size_t i, size_t j);
46 bool SwapRowColumn(size_t i, size_t j);
47 bool Transpose();
48 bool IsNull();
49 bool IsPositive();
50 bool IsNegative();
51 bool IsNonNegative();
52 bool IsPositiveDefinite();
53
54 GSLMatrix& operator=(const GSLMatrix& rhs);
55
56private:
57 gsl_matrix *matrix;
58
59 size_t rows;
60 size_t columns;
61};
62
63
64#endif /* GSLMATRIX_HPP_ */
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