vec3 Class Reference

Class for 3 dimensional vectors. More...

#include <vec3.h>

List of all members.

Public Member Functions
	vec3 (float x, float y, float z=0.0f)
	vec3 (const float *u)
	vec3 (const vec3 &)
float &	operator[] (unsigned)
	returns an element of the vector
vec3 &	operator= (const vec3 &)
	assignment operator
vec3 &	operator+= (const vec3 &)
	adds the input vector to this one
vec3 &	operator-= (const vec3 &)
	subtracts the input vector from this one
vec3 &	operator*= (float)
	scales this vector with the scalar
vec3 &	operator/= (float)
	scales this vector with the inverse of the scalar
const vec3	operator+ (const vec3 &) const
	adds two vectors
const vec3	operator- (const vec3 &) const
	subtracts two vectors
const vec3	operator* (float) const
	scales the vector with the scalar
const vec3	operator/ (float) const
	scales the vector with the inverse of the scalar
bool	operator== (const vec3 &) const
	returns true if the vectors are equal
bool	operator!= (const vec3 &) const
	returns true if the vectors differ in at least one component
vec3 &	operator- ()
	opposite vector
float	norm () const
	norm of the vector (length*length)
float	length () const
	length of the vector
vec3 &	operator! ()
	normalizes the vector
float	dist2 (const vec3 &)
	norm of the vectors' difference (dist*dist)
float	dist (const vec3 &)
	length of the vectors' difference
float	operator* (const vec3 &) const
	dot product
const vec3	operator^ (const vec3 &) const
	cross product
void	print ()
	print the vector components
Public Attributes
float	v [3]
	our vector data

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Detailed Description

Class for 3 dimensional vectors.

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Member Function Documentation

float vec3::dist

(

const vec3 &

u

)

length of the vectors' difference

float vec3::dist2

(

const vec3 &

u

)

norm of the vectors' difference (dist*dist)

float vec3::length

(

)

const [inline]

length of the vector

float vec3::norm

(

)

const [inline]

norm of the vector (length*length)

vec3 & vec3::operator!

(

)

normalizes the vector

bool vec3::operator!=

(

const vec3 &

u

)

const

returns true if the vectors differ in at least one component

float vec3::operator*

(

const vec3 &

u

)

const [inline]

dot product

const vec3 vec3::operator*

(

float

t

)

const

scales the vector with the scalar

vec3 & vec3::operator*=

(

float

t

)

scales this vector with the scalar

const vec3 vec3::operator+

(

const vec3 &

u

)

const

adds two vectors

vec3 & vec3::operator+=

(

const vec3 &

u

)

adds the input vector to this one

const vec3 vec3::operator-

(

const vec3 &

u

)

const

subtracts two vectors

vec3 & vec3::operator-

(

)

opposite vector

vec3 & vec3::operator-=

(

const vec3 &

u

)

subtracts the input vector from this one

const vec3 vec3::operator/

(

float

t

)

const

scales the vector with the inverse of the scalar

vec3 & vec3::operator/=

(

float

t

)

scales this vector with the inverse of the scalar

vec3 & vec3::operator=

(

const vec3 &

u

)

assignment operator

bool vec3::operator==

(

const vec3 &

u

)

const

returns true if the vectors are equal

float & vec3::operator[]

(

unsigned

i

)

returns an element of the vector

const vec3 vec3::operator^

(

const vec3 &

u

)

const

cross product

void vec3::print

(

)

print the vector components

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Member Data Documentation

float vec3::v[3]

our vector data

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The documentation for this class was generated from the following files:

• vec3.h
• vec3.cpp