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matrix3.h00001 #if 0 00002 #ifndef ORCAQGUI3D_MATRIX3_H 00003 #define ORCAQGUI3D_MATRIX3_H 00004 00005 #include "vector3.h" 00006 00007 // 00008 // From http://student.kuleuven.be/~m0216922/CG/3dbasics.html 00009 // 00010 00011 namespace orcaview3d { 00012 00014 // [ a b c ] // 00015 // Matrix Class [ d e f ] // 00016 // [ g h i ] // 00018 00019 class Matrix3 00020 { 00021 public: 00022 00023 double a; double b; double c; 00024 double d; double e; double f; 00025 double g; double h; double i; 00026 00027 Matrix3(double a, double b, double c, double d, double e, double f, double g, double h, double i); 00028 Matrix3(); 00029 00030 void transpose(); 00031 double determinant() const; 00032 void invert(); 00033 }; 00034 00035 Matrix3 transpose(const Matrix3 &A); 00036 double determinant(const Matrix3 &A); 00037 Matrix3 inverse(const Matrix3 &A); 00038 Matrix3 operator+(const Matrix3 &A, const Matrix3 &B); 00039 Matrix3 operator-(const Matrix3 &A, const Matrix3 &B); 00040 Matrix3 operator*(const Matrix3 &A, double a); 00041 Matrix3 operator*(double a, const Matrix3 &A); 00042 Matrix3 operator/(const Matrix3 &A, double a); 00043 Vector3 operator*(const Matrix3 &A, const Vector3 &v); 00044 Vector3 operator*(const Vector3 &v, const Matrix3 &A); 00045 Matrix3 operator*(const Matrix3 &A, const Matrix3 &B); 00046 00047 } 00048 00049 #endif 00050 #endif |
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