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DoubleMatrix2x2.hpp
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Fri, Aug 23, 18:18
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DoubleMatrix2x2.hpp
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/*
* DoubleMatrix2x2.hpp
*
* Created on: Oct 21, 2012
* Author: radu
*/
#ifndef DOUBLEMATRIX2X2_HPP_
#define DOUBLEMATRIX2X2_HPP_
#include <iostream>
class DoubleMatrix2x2 {
public:
// Empty constructor
DoubleMatrix2x2();
// Alternate constructor
DoubleMatrix2x2(const double m11, const double m12, const double m21,
const double m22);
// Copy constructor
DoubleMatrix2x2(const DoubleMatrix2x2 &m);
// Destructor
virtual ~DoubleMatrix2x2();
// Get methods
double Get(const int i, const int j) const;
// Operators
DoubleMatrix2x2 &operator=(const DoubleMatrix2x2 &m);
DoubleMatrix2x2 operator-() const;
DoubleMatrix2x2 operator+(const DoubleMatrix2x2 &m) const;
DoubleMatrix2x2 operator-(const DoubleMatrix2x2 &m) const;
// Other public methods
void Multiply(const double d);
double Determinant() const;
DoubleMatrix2x2 Inverse() const;
// Friends
friend std::ostream &operator<<(std::ostream &output,
const DoubleMatrix2x2 &z);
private:
// Private data members
// We can store the data members as a 1D array:
// M[i][j] = mMatrix[2 * i + j]
double mMatrix[4];
};
#endif /* DOUBLEMATRIX2X2_HPP_ */
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