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38 lines
731 B
C++
38 lines
731 B
C++
#ifndef MATRIX_H
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#define MATRIX_H
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#include <cstddef>
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#include <cfloat>
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#include <QDebug>
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class Matrix
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{
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public:
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Matrix() {_h = 0; _w = 0; _m = 0;}
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Matrix(size_t h, size_t w);
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Matrix(const Matrix& M);
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~Matrix();
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size_t h() const {return _h;}
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size_t w() const {return _w;}
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double &m(size_t i, size_t j) {return _m[_w * i + j];}
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double const &m(size_t i, size_t j) const {return _m[_w * i + j];}
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bool isNull() const {return (_h == 0 || _w == 0);}
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void zeroize();
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bool eliminate(double epsilon = DBL_EPSILON);
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Matrix augemented(const Matrix &M) const;
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private:
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double *_m;
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size_t _h;
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size_t _w;
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};
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#ifndef QT_NO_DEBUG
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QDebug operator<<(QDebug dbg, const Matrix &matrix);
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#endif // QT_NO_DEBUG
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#endif // MATRIX_H
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