Sources/Classes/Application/Model/Math/Matrices/Matrix3.h
//-------------------------------------------------------------------------------------- |
// |
// File: Matrix3.h |
// |
// Abstract: Template class for 3x3 matrix operations, where matrix elements |
// are real numbers. |
// |
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//------------------------------------------------------------------------------------ |
#ifndef _MATRIX_3x3_H_ |
#define _MATRIX_3x3_H_ |
#ifdef __cplusplus |
#import "Vector.h" |
namespace Math |
{ |
template <typename Type> |
class Matrix3 |
{ |
public: |
Matrix3(); |
Matrix3(const bool &bIsRowMajor, |
const Type * const pMatrix); |
Matrix3(const bool &bIsRowMajor, |
const Vector3<Type> &rVec1, |
const Vector3<Type> &rVec2, |
const Vector3<Type> &rVec3); |
Matrix3(const bool &bIsRowMajor, |
const Vector2<Type> &rVec1, |
const Vector2<Type> &rVec2, |
const Vector2<Type> &rVec3); |
Matrix3(const Matrix3<Type> &rMatrix); |
Matrix3(const Matrix3<Type> * const pMatrix); |
virtual ~Matrix3(); |
Matrix3<Type> &operator=(const Matrix3<Type> &rMatrix); |
const Vector3<Type> GetColumn(const std::size_t &nCol) const; |
const Vector3<Type> GetRow(const std::size_t &nRow) const; |
const Type GetTolerance() const; |
void SetColumn(const std::size_t &nCol, const Vector3<Type> &rVec); |
void SetRow(const std::size_t &nRow, const Vector3<Type> &rVec); |
void SetMatrix(const bool &bIsRowMajor, |
const Type * const pMatrix); |
void SetMatrix(const bool &bIsRowMajor, |
const Vector3<Type> &rVec1, |
const Vector3<Type> &rVec2, |
const Vector3<Type> &rVec3); |
void SetTolerance(const Type &nTolerance); |
const Vector3<Type> operator[](const std::size_t &nRow) const; |
const Matrix3<Type> operator+(const Matrix3<Type> &rMatrix) const; |
const Matrix3<Type> operator-(const Matrix3<Type> &rMatrix) const; |
const Matrix3<Type> operator*(const Matrix3<Type> &rMatrix) const; |
Matrix3<Type> &operator+=(const Matrix3<Type> &rMatrix); |
Matrix3<Type> &operator-=(const Matrix3<Type> &rMatrix); |
Matrix3<Type> &operator*=(const Matrix3<Type> &rMatrix); |
const Matrix3<Type> operator+(const Type &k) const; |
const Matrix3<Type> operator-(const Type &k) const; |
const Matrix3<Type> operator*(const Type &k) const; |
const Matrix3<Type> operator/(const Type &k) const; |
Matrix3<Type> &operator+=(const Type &k); |
Matrix3<Type> &operator-=(const Type &k); |
Matrix3<Type> &operator*=(const Type &k); |
Matrix3<Type> &operator/=(const Type &k); |
Type &operator()(const std::size_t &nRow, const std::size_t &nColumn); |
Type operator()(const std::size_t &nRow, const std::size_t &nColumn) const; |
friend Vector3<Type> operator*(const Matrix3<Type> &rMatrix, const Vector3<Type> &rVector); |
friend Vector3<Type> operator*(const Vector3<Type> &rVector, const Matrix3<Type> &rMatrix); |
public: |
union |
{ |
Type matrix[10]; |
struct |
{ |
Type m_11, m_12, m_13; |
Type m_21, m_22, m_23; |
Type m_31, m_32, m_33; |
Type eps; |
}; // struct |
}; // union |
}; // Matrix3 |
// Compute determinant of a 3x3 matrix. |
double det(const Matrix3<double> &rMatrix); |
float det(const Matrix3<float> &rMatrix); |
// Construct a diagonal 3x3 matrix. |
// Can be used to create identity and scalar matrices. |
Matrix3<double> diag(const Vector3<double> &rScalar); |
Matrix3<float> diag(const Vector3<float> &rScalar); |
// Compute matrix inverse of a 3x3 matrix. |
Matrix3<double> inv(const Matrix3<double> &rMatrix); |
Matrix3<float> inv(const Matrix3<float> &rMatrix); |
// Compute transpose of a 3x3 matrix. |
Matrix3<double> tr(const Matrix3<double> &rMatrix); |
Matrix3<float> tr(const Matrix3<float> &rMatrix); |
// Orthonormalize a 3x3 matrix. |
Matrix3<double> orthn(const Matrix3<double> &rMatrix); |
Matrix3<float> orthn(const Matrix3<float> &rMatrix); |
// Solve a 3x3 system of linear equations. |
Vector3<double> solve(const Vector3<double> &rColVecB, const Matrix3<double> &rMatrix); |
Vector3<float> solve(const Vector3<float> &rColVecB, const Matrix3<float> &rMatrix); |
} // Math |
#endif |
#endif |
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