class triple

class for representing cartesian 3-space positions and directions

Public Fields

double v[3]

x, y, and z components

Public Methods

triple(void)

constructor

triple(int zero)

constructor for zero triples (eg.

triple(double zero)

constructor for zero triples (eg.

triple(double x, double y, double z)

constructor

triple(const vector &v)

constructor.

triple(const quaternion &q)

constructor.

void normalize(void)

normalizes the triple

void negate(void)

negates the triple

void print(FILE* fp) const

prints to a file

member overloaded operators

Documentation

class for representing cartesian 3-space positions and directions

double v[3]

x, y, and z components

triple(void)

constructor

triple(int zero)

constructor for zero triples (eg. [0, 0, 0]). The argument must be 0.

triple(double zero)

constructor for zero triples (eg. [0, 0, 0]). The argument must be 0.

triple(double x, double y, double z)

constructor

triple(const vector &v)

constructor. v must have 3 elements.

triple(const quaternion &q)

constructor. q.r is ignored

void normalize(void)

normalizes the triple

void negate(void)

negates the triple

void print(FILE* fp) const

prints to a file

member overloaded operators

inline double& operator()(int i)

returns the i'th element

inline const double& operator()(int i) const

returns the i'th element

triple& operator=(const triple &v)

assignment operator

triple& operator=(double d)

assignment operator. d must be 0.

triple& operator+=(const triple &v)

addition operator

triple& operator-=(const triple &v)

subtraction operator

triple& operator*=(double d)

scalar multiplication

triple& operator/=(double d)

scalar division

This class has no child classes.

Friends:

double abs(const triple &v)
double sqr(const triple &v)
triple normalize(const triple &v)
double crossz(const triple &t1, const triple &t2)
triple operator-(const triple &v)
triple operator+(const triple &v1, const triple &v2)
triple operator-(const triple &v1, const triple &v2)
triple operator^(const triple &v1, const triple &v2)
double operator*(const triple &v1, const triple &v2)
triple operator*(const triple &v, double d)
triple operator*(double d, const triple &v)
triple operator/(const triple &v, double d)
triple operator *(const matrix &m, const triple &t)
triple operator *(const triple &t, const matrix &m)
triple operator *(const tmatrix &m, const triple &t)
triple &vadd(triple &r, const triple &v1, const triple &v2)
triple &vsub(triple &r, const triple &v1, const triple &v2)
triple &vcross(triple &r, const triple &v1, const triple &v2)
int outerProduct(matrix &result, const triple &v1, const triple &v2)
triple &vmult(triple &r, const triple &v1, const triple &v2)
triple &vdiv(triple &r, const triple &v1, const triple &v2)

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